Abstract
The disclosure relates to a fresh air device for a control unit of a road making machine. The fresh air device includes an element with at least one outlet opening for fresh air and a holder for the element, wherein the element is adjustable into different positions relative to the control unit by means of the holder.
Claims
1. A fresh air device for a control unit of a road making machine, the fresh air device comprising an element with at least one outlet opening for fresh air and a holder for the element, wherein the element is adjustable into different positions relative to the control unit by means of the holder.
2. The fresh air device according to claim 1, wherein the holder is adjustable without tools and/or manually.
3. The fresh air device according to claim 1, wherein the holder includes at least one fresh air line connected with the element.
4. The fresh air device according to claim 1, wherein the holder is configured, at least in sections, as a gooseneck holder or as a joint hose holder.
5. The fresh air device according to claim 1, wherein the holder comprises a swivel arm holder.
6. The fresh air device according to claim 1, wherein the holder and the element are connected by a ball and socket joint.
7. The fresh air device according to claim 1, wherein the element and/or the holder includes at least one light source.
8. The fresh air device according to claim 1, wherein the element comprises a nozzle and/or a diffuser.
9. The fresh air device according to claim 1, further comprising at least one cooling and/or air humidification unit.
10. The fresh air device according to claim 1, further comprising at least one filter unit and/or deodorizing unit.
11. The fresh air device according to claim 1, wherein the fresh air device is configured as an add-on kit for the control unit.
12. The fresh air device according to claim 1, further comprising at least one sensor unit for measuring an air quality of the fresh air.
13. The fresh air device according to claim 1, further comprising an air compressor.
14. A control assembly for a road making machine, the control assembly comprising a control unit for controlling and monitoring various processes of the road making machine, and the fresh air device according to claim 1 detachably fastened to the control unit.
15. The control assembly according to claim 14, wherein the control unit comprises a blower device embodied separately from the fresh air device.
16. A road making machine comprising the fresh air device according to claim 1.
17. The road making machine of claim 16, wherein the road making machine comprises a road finishing machine or a charger for a road finishing machine.
Description
BRIEF DESCRIPTION OF THE DRAWINGS
[0033] Advantageous embodiments of the disclosure will be illustrated more in detail with reference to the figures.
[0034] FIG. 1 shows a road making machine in the form of a road finishing machine;
[0035] FIG. 2 shows a road making machine in the form of a charger vehicle for a road finishing machine;
[0036] FIG. 3 shows a schematic representation of a fresh air device in an isolated representation;
[0037] FIG. 4 shows a schematic representation of a driver control unit with a fresh air device mounted thereto;
[0038] FIG. 5A shows a schematic representation of a fresh air device with a gooseneck mounting;
[0039] FIG. 5B shows a schematic representation of a fresh air device with a joint hose mounting; and
[0040] FIG. 5C shows a schematic representation of a fresh air device with a swivel arm mounting.
[0041] Equal components are always provided with the same reference numerals in the figures.
DETAILED DESCRIPTION
[0042] FIG. 1 shows a road making machine 100A embodied in the form of a road finishing machine 1. The road finishing machine 1 is designed to produce a paving layer 2 on a subsoil 3. To this end, the road finishing machine 1 is equipped with a screed 4. In the paving direction R at the front of the road finishing machine 1, a material bunker 5 is provided for stocking paving material 6. The paving material 6 can be transported from the material bunker 5 towards the screed 4 by means of a non-depicted longitudinal conveying device opposite to the paving direction R and be spread in front of it by means of a transverse distributor 7.
[0043] The road finishing machine 1 of FIG. 1 has a driver control platform 8. The driver control platform 8 is preferably designed as an open control platform for the driver F of the road finishing machine 1 and has a control unit 9 for the driver. The control unit 9 can be used by the driver F as an input device to steer the road finishing machine 1 and to control and monitor processes running thereat. The control unit 9 provided at the driver control platform 8 has a fresh air device 10 which is designed to provide the driver F with fresh air L. The fresh air L reaches the face of the driver F directly as a flow, whereby the quality of the air inhaled by the driver F is improved.
[0044] FIG. 1 furthermore shows that the screed 4 of the road finishing machine 1 has an external control platform 11 with a control unit 12 attached thereto. Such a control unit can also be present on the other side of the screed 4. A fresh air device 13 is provided at the control unit 12 and configured to supply an operator working at the external control platform 11 with fresh air L.
[0045] FIG. 2 shows a road making machine 100B present in the form of a charger vehicle 14. The charger vehicle 14 is configured to drive ahead of the road finishing machine 1 of FIG. 1 in the paving direction R and to supply it with paving material 6. To this end, the charger vehicle 14 has a conveyor device 15 which receives the paving material 6 at the charger vehicle 14 from a material bunker 16 installed thereat and dumps it into the material bunker 5 of the road finishing machine 1.
[0046] The charger vehicle 14 has a driver control platform 17 with a control unit 18 for a driver of the charger vehicle 14. The control unit 18 of the charger vehicle 14 can include a fresh air device comparable to the fresh air device 10 of the road finishing machine 1 by which fresh air L is supplied to the driver of the charger vehicle 14 in the region where he or she inhales in a targeted way.
[0047] FIG. 3 shows, in a schematic representation, the fresh air device 10, 13 of the control unit 9, 12, 18. The fresh air device 10, 13 includes an element 19 with an outlet opening 20 for fresh air L. The element 19 is present as a nozzle so that the fresh air L flows towards the driver F or the operator at a high flowing speed. As an alternative or furthermore, the element 19 could be designed as a diffuser to supply a larger surface of the face with fresh air L.
[0048] The fresh air device 10, 13 of FIG. 3 includes a pressure generator 21 which is connected with the element 19 by means of a holder 22. The fresh air device 10, 13 of FIG. 3 furthermore has a filter unit 23 which is designed to clean a sucked-in air flow S. A cooling and/or air humidification unit 24 of the fresh air device 10, 13 shown in FIG. 3 is provided for the pretreatment of the fresh air L.
[0049] FIG. 4 shows the control unit 9 at the driver control platform 8 of the road finishing machine 1 or the control unit 18 at the driver control platform 17 of the charger vehicle 14. In FIG. 4, the fresh air device 10 is mounted by means of a compressed air connection 25 at the control unit 9, 18. This compressed air connection 25 can be configured as a quick coupling. The fresh air device 10 of FIG. 4 includes a ball and socket joint 26 by which the holder 22 is connected with the element 19. By means of the ball and socket joint 26, the driver F can very accurately adjust a precision adjustment for an orientation of the element 19.
[0050] The fresh air device 10 of FIG. 4, in particular its holder 22, can be easily dismounted from the control unit 9, 18 by the driver F. It would be conceivable for the fresh air device 10 of FIG. 4 to be connectable with a deodorizing unit 27 preferred by the driver F in the region of the holder 22 to provide the fresh air L with a predetermined aroma.
[0051] FIG. 4 furthermore shows that the fresh air device 10 includes a light source 28 which is fastened to the holder 22. The light source 28 can be supplied with power by means of a non-depicted electric line extending through the holder 22. As an alternative, the light source 28 can be battery-powered. The light source 28 can be designed to emit different colors in response to an air quality detected at the driver control platform 8, 17, for example green if the air quality is uncritical, and red if the air includes an increased aerosol content. To this end, the light source 28 can be connected with a sensor unit 29, 30 installed at the driver control platform 8, 17 (see FIGS. 1 and 2). The sensor units 29, 30 could also be present as part of the respective control units 9, 12, 18, or be part of a smart device carried by the driver or the operator (e.g. VR glasses, smart watch, headset).
[0052] FIG. 4 furthermore shows that the control unit 9, 18 includes a blower device 33 in its input surface which in particular serves the air conditioning of the working place.
[0053] All technical features that have been described above in connection with the fresh air device 10 shown in FIG. 4 can also be present at a control unit 12 and/or a fresh air device 13 mounted at the external control platform 11 of the road finishing machine 1.
[0054] FIGS. 5A, 5B and 5C show various embodiments of the holder 22 which is designed to support the elements 19 such that it is adjustable in an uncomplicated way so that the driver F or the operator can be provided with fresh air L in the region where he or she inhales in a targeted way.
[0055] In FIG. 5A, the holder 22 is designed as a gooseneck holder 22a so that the element 19 is quickly and freely positionable, that means it can be individually positioned by the driver F or the operator. It is schematically shown in FIG. 5A that the element 19 can be brought into different positions P1, P2 relative to the control unit 9, 12, 18.
[0056] In FIG. 5B, the holder 22 is designed as a joint hose holder 22b. Both the gooseneck holder 22a of FIG. 5A and the joint hose holder 22b of FIG. 5B are present in the form of semi-rigid, flexible connection elements by means of which the element 19 fixed to the end thereof can be freely positioned by the driver F or the operator so that the supply of fresh air L is present at the level of his/her inhalation.
[0057] According to FIG. 5C, the holder 22 is designed as a swivel arm holder 22c. This swivel arm holder 22c is mounted at the control unit 9, 12, 18 to swivel about an axle 31.
[0058] FIG. 5C furthermore shows that the element 19 is present as a tubular nozzle with a plurality of outlet openings 20. This nozzle can be articulated at the swivel arm holder 22c.
[0059] The described fresh air devices 10, 13 can be at least partially integrated at the respective control units 9, 12, 18 of the road making machines 100A, 100B, or be at least partially detachably fastened thereto as an add-on kit. All fresh air devices 10, 13 form inexpensively manufacturable modules which can be individually adjusted by the driver F or the operator. The described holders 22a, 22b, 22c permit the element 19 from which the fresh air L flows out to be freely positionable, so that the air quality can be improved directly in the region where the driver F or the operator inhales. Due to its tubular structure, the visibility conditions of the driver F or the operator are only slightly impaired by the respective fresh air devices 10, 13.
[0060] As those skilled in the art will understand, the control units 9, 12, 18, sensor units 29, 30, as well as any other controller, unit, component, module, system, subsystem, interface, sensor, device, or the like described herein may individually, collectively, or in any combination comprise appropriate circuitry, such as one or more appropriately programmed processors (e.g., one or more microprocessors including central processing units (CPU)) and associated memory, which may include stored operating system software, firmware, and/or application software executable by the processor(s) for controlling operation thereof and for performing the particular algorithm or algorithms represented by the various methods, functions and/or operations described herein, including interaction between and/or cooperation with each other. One or more of such processors, as well as other circuitry and/or hardware, may be included in a single Application-Specific Integrated Circuitry (ASIC) or Electronic Control Unit (ECU), or several processors and various circuitry and/or hardware may be distributed among several separate components, whether individually packaged or assembled into a System-on-a-Chip (SoC).
