IRRIGATION BAG AND BAG ASSEMBLY FOR IRRIGATION OF PRIMARILY FULLY-GROWN, MATURE AND VETERAN TREES AND METHOD OF TREE IRRIGATION

Abstract

Irrigation bag for irrigation of primarily fully-grown, mature and collection trees, which contains at least one non-pressurized filling opening (3) and/or at least one filling opening (4) with pressure filling fitting, and it also contains in the lower part simple openings (21) for discharging liquid and/or waterproof seams and/or dripper (22) and/or connecting piece (23) with dripping hose connection (24), and the volume of the bag is up to 4000 litres. Irrigation bag assembly, where at least one bag (1) contains at least one non-pressurized filling opening (3) and/or at least one filling opening (4) with pressure filling fitting, and the bags (1) are connected via a connecting hose (51) connected with openings (4) and/or connected with connecting elements (5). Tree irrigation method using bags or bag assembly where the bag (1) or bag assembly (1) is placed as close to the tree canopy dripline (103) at least partly on permeable subsoil (104).

Claims

1. Irrigation bag for the irrigation of primarily fully-grown, mature and veteran trees, characterized by the fact that it contains at least one non-pressurized filling opening (3) and/or at least one filling opening (4) with pressure filling fitting, and also contains in the bottom section simple openings (21) for liquid release and/or water permeable seams and/or drippers (22) and/or a connecting piece (23) with dripping hose connection (24), and the volume of the bag is up to 4000 litres.

2. Irrigation bag according to claim 1, characterized by the fact that it contains pressure relief valve (41) for pressure filling.

3. Irrigation bag according to claim 1, characterized by the fact that the opening (4) is equipped with a branch (52) for connecting the interconnecting hose (51).

4. Irrigation bag according to claim 1, characterized by the fact that it contains at least one interconnecting element (5) to guide the liquid into the next bag (1).

5. Irrigation bag according to claim 4, characterized by the fact that the interconnecting element (5) is created in the upper part (11) of the bag, and it is ideally placed in the middle of the upper part (11) of the bag.

6. Irrigation bag according to claim 4 or 5, characterized by the fact that the interconnecting element (5) is in particular a hose connecting piece.

7. Irrigation bag according to any of claims 4 to 6, characterized by the fact that the interconnecting element (5) and/or filling opening (4) contains an overflow flap to prevent backflow of liquid.

8. Irrigation bag according to claim 1, characterized by the fact that it contains 3 to 6 openings (21) with a diameter of 0.5 to 1.5 mm per 1 m2, ideally 4 to 5 openings with a diameter of 1 mm per m2 of the bag area, which is in contact with the ground.

9. Irrigation bag according to claim 1, characterized by the fact that the dripper (22) is a firmly welded emitter and/or variable attachable dripper designed for installation on the perimeter of the bag and/or flat dripper installed at the bottom of the bag, wherein ideally the flat dripper is covered with plastic foil and/or seated in a thread and/or tightly welded into the bag material.

10. Irrigation bag according to claim 1 or 9, characterized by the fact that it contains 10 drippers with a flow capacity of 3 l per hour per m2.

11. Irrigation bag according to any of claims 1 to 10, characterized by the fact that the non-pressurized filling opening (3) is equipped with a filling trunk (31) of a cylindrical shape, ideally placed perpendicularly to the longitudinal axis of the bag (1), whose diameter is ideally 15 cm.

12. Irrigation bag according to claim 11, characterized by the fact that the filling trunk (31) is equipped with a clasp (32) to close access to the opening (3).

13. Irrigation bag according to any of claims 1 to 12, characterized by the fact that filling opening (3) and/or filling opening (4) and/or interconnecting element (5) are equipped with a locking element (34).

14. Irrigation bag according to claim 12, characterized by the fact that the clasp (32) contains rings (33) for installing the locking element (34).

15. Irrigation bag according to any of claims 1 to 14, characterized by the fact that it consists of two parts connected to each other, where one part forms the upper part (11) and the second part forms the lower part (12).

16. Irrigation bag according to any of claim 1 or 15, characterized by the fact that the bag (1) on the edge is equipped with a weld (13).

17. Irrigation bag according to any of claims 1 to 16, characterized by the fact that it is equipped with an opening (6) for emergency drainage of the bag, which is placed on the lower part or at the bottom (12).

18. Irrigation bag according to any of claims 1 to 17, characterized by the fact that the bag (1) has the shape in ground plan of a part of an annulus or a C-shape or part of the letter C, wherein the longitudinal axis of the bag (1) extends through the center of the annulus and partially or completely copies the shape of a circle with a diameter of 3.5 to 25 m, preferably 7 m, and in the cross-section, when filled with water, the bag (1) has an oval or flattened oval shape, possibly with sharp side peaks if it consists of two parts, and the ratio of bag height (1) to bag width (1) varies depending on the amount of water that the bag is filled with, or the bag (1) has a D-shape in the cross-section with a solid base in the lower part (12).

19. Irrigation bag according to any of claims 1 to 14 and 17, characterized by the fact that the walls of the bag (1) have the same structure and shape as accordion bellows.

20. Irrigation bag according to any of claims 1 to 19, characterized by the fact that the walls of the bag (1) are made of PES polyester fabric with a 900 to 1300 decitex textile fiber softness, ideally 1100 decitex, which is equipped with PVC coating on both sides.

21. Irrigation bag according to claim 20, characterized by the fact that the polyester fabric layer is equipped with aramid fiber reinforcement.

22. Irrigation bag according to any of claims 1 to 19, characterized by the fact that the walls of the bag (1) are made of impregnated leather.

23. Irrigation bag according to any of claims 1 to 22, characterized by the fact that in order to better secure the bag, the bag (1) contains a shock sensor and/or search signalling device (92) and an identification element.

24. Irrigation bag according to claim 23, characterized by the fact that the search signalling device (92) is in particular a GPS locator.

25. Irrigation bag according to any of claim 23 or 24, characterized by the fact that the search signalling device (92) is stored inside the bag (1) in a watertight openable case which is protected against removal by the variable and adjustable shape of its outer shell.

26. Irrigation bag according to claim 23, characterized by the fact that the identification element is in particular a RFID chip ideally placed in the wall of the bag (1) containing identification data and/or the identification element is a printed identification code.

27. Irrigation bag according to claim 23, characterized by the fact that the shock sensor is stored in the locking element (34).

28. Irrigation bag according to any of claims 1 to 27, characterized by the fact that it contains level and/or temperature sensor (91) for sensing the liquid level in the bag.

29. Irrigation bag according to claim 28, characterized by the fact that the sensor (92) is equipped with a communication interface for connecting the sensor to the Internet of Things, for example through the LOWAN low-voltage network, in particular the LoRaWAN network or sigfox.

30. Irrigation bag according to any of claims 1 to 29, characterized by the fact that for even distribution of water in sloping terrain, it contains divided internal chambers (8), wherein each chamber (8) occupies an area of 2 to 33% of the total bag area, ideally 10% of the bag area, and wherein the chamber wall (81) extends to 30 to 95% of the height of the filled bag (1), ideally up to 80% of the height of the filled bag (1).

31. Irrigation bag according to any of claims 1 to 30, characterized by the fact that it contains stabilizing straps (72) connected to the ground by means of fasteners (73), in particular pins, rods, anchors and ground screws.

32. Irrigation bag according to claim 31, characterized by the fact that the stabilizing straps (72) are spaced 0.5 to 1.5 m apart and the strap width is 3 to 7 cm, ideally 5 cm.

33. Irrigation bag according to any of claims 1 to 32, characterized by the fact that it contains connecting elements (71), especially in the form of anchoring lugs or loops which are located along the edges of the bag (1) ideally on the inner and outer circumferential walls of the bag, in particular in the weld (13), and the connecting elements (71) are spaced 40 to 80 cm apart, ideally 60 cm part along the entire circumference of the bag.

34. Irrigation bag according to any of claims 33, characterized by the fact that the connecting element (71) in the form of an anchoring lug has an internal diameter opening of at least 15 mm.

35. Irrigation bag according to any of claims 1 to 34, characterized by the fact that the volume of the bag (1) is 600 to 2000 l, ideally 900 to 1200 l and most preferably 1000 l.

36. Irrigation bag according to any of claims 1 to 35, characterized by the fact that the bag is at least 30 cm wide when empty and at least 100 cm long, and ideally when empty its width does not exceed 120 cm and its length ideally does not exceed 400 cm.

37. Irrigation bag according to any of claims 1 to 36, characterized by the fact that the height of the bag when filled to full capacity is 5 to 100 cm, more preferably 15 to 80 cm, and even better 25 to 65 cm, and most preferably 30 to 50 cm.

38. Irrigation bag assembly according to any of claims 1 to 37, characterized by the fact that at least one bag (1) contains at least one non-pressurized filling opening (3) and/or at least one filling opening (4) with pressure filling fitting, and the bags (1) are connected by a interconnecting hose (51) connected with openings (4) and/or connected with interconnecting elements (5)

39. Bag assembly according to claim 2, characterized by the fact that the opening (4) is equipped with a branch (52) for connecting the interconnecting hose (51).

40. Bag assembly according to any of claims 38 to 39, characterized by the fact that the volume of the bag (1) is up to 1200 l, ideally from 300 to 600 l, but even better approximately 400 l.

41. Bag assembly according to any of claims 38 to 40, characterized by the fact that the assembly in the shape of the letter U, consisting of three bags (1) with about an approximate size of 2 m in length and 1 m in width, connected to each other at 90° using interconnecting elements (51) and possibly also connecting elements (71).

42. Tree irrigation method using bags or bag assembly according to claims 1 to 41, characterized by the fact that the bag (1) or bag assembly (1) is placed as close as possible to the border (103) of the canopy dripline, at least in part on permeable subsoil (104).

43. The method according to claim 42, characterized by the fact that the bag (1) or bag assembly (1) is placed along the tree canopy dripline (103), ideally along the outer perimeter of the tree canopy dripline (103).

44. The method according to claim 42 or 43, characterized by the fact that irrigated area occupies at least ⅔ of the length of perimeter of the tree canopy dripline (103).

45. The method according to claim 42, 43 or 44, characterized by the fact that the tree is watered through the bag (1) or bag assembly (1) for 4 to 48 hours, preferably 6 to 24 hours, more preferably from 6 to 12 hours, most preferably 8 hours.

46. Use of the bag (1) or bag assembly (1) according to claims 1 to 41 to irrigate in particular fully-grown, mature and veteran trees.

Description

OVERVIEW OF IMAGES IN THE DRAWINGS

[0094] FIG. 1 shows the bag design according to this invention in an axonometric view which contains advantageous elements and a preferred shape that is intended, among other things, for separate use;

[0095] FIG. 2a shows the side view of the emptied bag consisting of two parts, containing a weld and filling opening with a filling trunk with clasp;

[0096] FIG. 2b shows the side view of the partially filled bag consisting of two parts, containing a weld and filling opening with a filling trunk with clasp, and visible are simple openings, dripper, coupling for dripping hose, search signalling device, level and/or temperature sensor and opening for emergency drainage;

[0097] FIG. 3 shows the views from above of the filling trunk and method for closing it with a clasp and provided with a locking element in one view;

[0098] FIG. 4a shows the view of the bag assembly placed along the perimeter of the tree canopy beyond its dripline, connected to each other by a connecting hose and containing a coupling with a dripping hose;

[0099] FIG. 4b shows the axonometric view of the bag assembly according to the previous image;

[0100] FIG. 4c shows the section via the suitable placement of the bag assembly beyond the tree canopy dripline;

[0101] FIG. 5a shows the view of the internal chamber of the bag from above;

[0102] FIG. 5b shows the axonometric view of the bag containing chambers to achieve a stable level along the length of the bag when the bag is placed on a slope;

[0103] FIG. 6a shows the section via the bag assembly distributed along a tree whose canopy extends beyond the permeable subsoil area and whose root system is thus partially located under the impermeable subsoil;

[0104] FIG. 6b shows the view from above of the situation according to FIG. 6a, where the bags are spaced in a U-shape and partially cover the permeable subsoil;

[0105] FIG. 7 shows a detailed view of the filling opening with pressure filling fitting equipped with two branches for connection to the interconnecting hose.

EXAMPLE OF EMBODIMENTS

Example 1

[0106] Irrigation bag for the irrigation of primarily fully-grown, mature and veteran trees in a variant containing a suitable design that contains non-pressurized filling opening (3) and filling opening (4) with pressure filling fitting, and also contains in the lower section simple openings (21) for liquid release and water permeable seams and drippers (22) and a connecting piece (23) with dripping hose connection (24), and the volume of the bag is 1000 litres. It also contains pressure relief valve (41) for pressure filling. Opening (4) is equipped with a branch (52) for connecting the interconnecting hose (51). It also contains at least two connecting elements (5) to guide the liquid into the next bag (1), which are created in the upper part (11) of the bag in the middle of the upper part (11) of the bag. The interconnecting element (5) is the hose connecting piece. The interconnecting element (5) and filling opening (4) contain an overflow flap to prevent backflow of liquid. The bag contains 5 openings with a diameter of 1 mm per m2 of the bag area, which is in contact with the ground. It contains a total of 10 drippers (22) with a flow capacity of 3 l per hour per 1 m2, selected from the group containing a fixed-welded emitter, variable snap-on dripper designed for placement on the bag circumference and a flat dripper installed at the bottom of the bag, where one flat dripper is covered with plastic foil, the second is threaded and the third is tightly welded into the material of the bag (1). The non-pressurized filling opening (3) is equipped with a filling trunk (31) with a cylindrical shape placed perpendicularly to the longitudinal axis of the bag (1), whose diameter is 15 cm. The filling trunk (31) is equipped with a clasp (32) to close access to the opening (3). All of the openings (3,4) and the interconnecting element (5) are equipped with a locking element (34). The clasp (32) contains rings (33) for positioning the locking element (34). The irrigation bag consists of two parts connected to each other, wherein one part forms the upper part (11) and the other part forms the lower part (12) and is equipped with a weld (13) at the edge. It is also equipped with an opening (6) for emergency discharge of the bag that is placed on the bottom part or in the bottom (12).

[0107] The bag (1) is in the shape of part of an annulus in the ground plan, where the longitudinal axis of the bag (1) passes through the center of this annulus and partially or completely follows the shape of the circle with a diameter of 7 m, and, when filled with water, in the cross-section the bag (1) has the oval shape with sharp side peaks. The walls of the bag (1) are made of PES polyester fabric with a 1100 decitex textile fiber softness, which is equipped with PVC coating on both sides, wherein the polyester textile layer is equipped with aramid fiber reinforcement.

[0108] In order to better secure the bag, the bag (1) contains a shock sensor and search signalling device (92) and an identification element. The search signalling device (92) is a GPS locator, which is stored inside the bag (1) into a watertight opening case, which is protected against removal by the variable and adjustable shape of its outer box. The identification element is an RFID chip placed in the wall of the bag (1) containing identification data. The shock sensor is stored in the locking element (34). The bag contains a level and temperature sensor (91) for sensing the liquid level in the bag, which is equipped with a communication interface for connecting the sensor to the Internet of Things through the LOWAN low-voltage network, in particular the LoRaWAN network or sigfox.

[0109] For the purpose of even water distribution in sloping terrain it contains divided internal chambers (8), wherein each chamber (8) occupies an area of 10% of the bag area, and wherein the chamber wall (81) extends to approximately 80% of the height of the filled bag (1).

[0110] The bag contains stabilizing straps (72) connected to the ground by means of fasteners (73), in particular pins, rods, anchors and ground screws. The stabilizing straps (72) are spaced 1 m apart and the strap width is 5 cm.

[0111] The bag also contains connecting elements (71) in the form of anchoring lugs which are located along the edges of the bag (1) on the inner and outer circumferential walls of the bag in the weld (13), the connecting elements (71) being spaced 60 cm apart along the entire circumference of the bag. The connecting element (71) in the form of an anchor eye has an inner diameter opening of at least 15 mm. The height of the bag filled with 1000 litres of water is approximately 35 cm.

Example 2

[0112] Irrigation bag according to example 1, with the difference that it is in the shape of the letter C.

Example 3

[0113] Irrigation bag according to example 1, with the difference that in the cross-section it is in the shape of the letter D, wherein the bottom part (12) of the bag is formed by a solid base.

Example 4

[0114] Irrigation bag according to example 1, with the difference that the walls of the bag (1) have the same structure and shape as accordion bellows.

Example 5

[0115] Irrigation bag according to example 1, with the difference that the walls of the bag (1) they are made of impregnated leather.

Example 6

[0116] Irrigation bag according to example 1, with the difference that the identification element is a printed identification code.

Example 7

[0117] Irrigation bag assembly containing four bags, where one bag (1) contains a non-pressurized filling opening (3) and a filling opening (4) with pressure filling fitting, and the three adjacent bags (1) are connected via the connecting hose (51) connected to the connecting elements (5) and two adjacent bags are connected via the connecting hose through the filling opening (4) and connecting element (5), and the opening (4) is equipped with a branch (52) for connecting the interconnecting hose (51). The volume of all of the bags is approximately 400 l.

Example 8

[0118] Irrigation bag assembly that is in the shape of the letter U, consisting of three bags (1) with about an approximate size of 2 m in length and 1 m in width, connected to each other at 90° using interconnecting elements (51) and connecting elements (71).

Example 9

[0119] Tree irrigation method using bags or a bag assembly according to the foregoing examples, wherein the bag (1) is stored along the outer perimeter of the tree canopy dripline (103), and the watered area occupies ⅔ of the perimeter of the tree canopy dripline (103) and the tree is watered for approximately 8 hours.

INDUSTRIAL APPLICATION

[0120] The invention is industrially applicable in particular in the field of greenery management on public and private land. It is also an important factor in adapting to climate change, especially in cities, and it can also play a decisive role in heritage conservation, in particular heritage greenery conservation.