Foldable metal detector

Abstract

A foldable metal detector includes a detection coil disk, a waterproof circuit protecting chamber, a circuit component fixedly disposed in the waterproof circuit protecting chamber, folding fixing components, fastening components, an extending rod fixedly connected to a tail end of the waterproof circuit protecting chamber, and a BLUETOOTH remote control component configured to control the foldable metal detector. The extending rod is manually detachable from the waterproof circuit protecting chamber. The circuit component is electrically connected with the detection coil disk. Brackets are disposed on the detection coil disk. Each bracket includes a first through hole and a second through hole. The fastening components include bolts and fixing columns. Connecting heads with connecting holes are disposed on the waterproof circuit protecting chamber. Each bolt passes through each connecting hole and each first through hole. The bolts are movably connected to the folding fixing components.

Claims

1. A foldable metal detector, comprising: a detection coil disk; a waterproof circuit protecting chamber; a circuit component; folding fixing components; fastening components; an extending rod; and a BLUETOOTH® remote control component; wherein the BLUETOOTH® remote control component is configured to control the foldable metal detector; the circuit component is fixedly disposed in the waterproof circuit protecting chamber; the circuit component is withdrawnable from the waterproof circuit protecting chamber; the extending rod is fixedly connected to a tail end of the waterproof circuit protecting chamber; the extending rod is manually detachable from the waterproof circuit protecting chamber; the circuit component is electrically connected with the detection coil disk; brackets are disposed on the detection coil disk; each of the brackets comprises a first through hole and a second through hole; the fastening components comprise bolts and fixing columns, connecting heads are disposed on the waterproof circuit protecting chamber; connecting holes are on the connecting heads; each bolt passes through each connecting hole and each first through hole in sequence, the bolts are movably connected to the folding fixing components; each fixing column passes through each second through hole; the waterproof circuit protecting chamber rotates with the bolts as a rotation axis, the circuit component comprises a connecting wire, an audio socket connector, and a circuit board; a BLUETOOTH® module is disposed on the circuit board; the BLUETOOTH® module is fixedly installed on the circuit board and is electrically connected with the circuit board; one end of the connecting wire is electrically connected with the detection coil disk; another end of the connecting wire is an audio plug connector, the audio socket connector is disposed on the circuit board and is electrically connected with the circuit board; the audio plug connector is insertable into or separable from the audio socket connector.

2. The foldable metal detector according to claim 1, wherein first threads are on the bolts; second threads are on the folding fixing components; the first threads are connected with the second threads; through cooperation of the first threads and the second threads, a rotating position of the waterproof circuit protecting chamber is determined by rotating the folding fixing components.

3. The foldable metal detector according to claim 1, wherein the foldable metal detector further comprises a tail cover; third threads are on the tail cover; the tail cover is fixedly connected to the tail end of the waterproof circuit protecting chamber through the third threads.

4. The foldable metal detector according to claim 3, wherein the tail cover comprises a connecting nut; the extending rod comprises a stud; the connecting nut is fixedly disposed in the tail cover; the stud is screwed into the connecting nut, so that the extending rod is fixedly connected with the waterproof circuit protecting chamber.

5. The foldable metal detector according to claim 1, wherein the circuit component further comprises a mounting board; the circuit board is fixedly disposed on the mounting board.

6. The foldable metal detector according to claim 5, wherein the circuit component further comprises an upper shell and a fixing shell; the fixing shell is fixedly connected with the upper shell and the mounting board.

7. The foldable metal detector according to claim 6, wherein the circuit component further comprises buttons; the buttons pass through the upper shell and are electrically connected with the circuit board.

8. The foldable metal detector according to claim 6, wherein button caps are disposed on the waterproof circuit protecting chamber; pressing sheets are disposed on the waterproof circuit protecting chamber; when the circuit component is fixedly disposed in the waterproof circuit protecting chamber, inner surfaces of the pressing sheets are attached to the buttons; the waterproof circuit protecting chamber wraps the circuit component; the button caps are attached to outer surfaces of the pressing sheets.

9. The foldable metal detector according to claim 8, wherein the circuit component further comprises a battery; the battery is electrically connected with the circuit board.

Description

BRIEF DESCRIPTION OF DRAWINGS

(1) FIG. 1 is an exploded view of a foldable metal detector of the present disclosure.

(2) FIG. 2 is an exploded view of a circuit component of the present disclosure.

(3) FIG. 3 is schematic diagram of the foldable metal detector of the present disclosure where the foldable metal detector is in a configuration of use.

(4) FIG. 4 is a schematic diagram showing a structure of the foldable metal detector of the present disclosure.

(5) FIG. 5 is a schematic diagram showing at structure of a BLUETOOTH remote control component of the present disclosure.

(6) FIG. 6 is a schematic diagram showing a structure of an elbow pad of the present disclosure.

(7) FIG. 7 is a schematic diagram showing a structure of a handle of the present disclosure.

(8) FIG. 8 is schematic diagram of the foldable metal detector of the present disclosure where the foldable metal detector is in a folded state.

(9) FIG. 9 is schematic diagram of the foldable metal detector of the present disclosure where the foldable metal detector is another configuration of use.

DETAILED DESCRIPTION

(10) In order to describe technical solutions of the present disclosure clearly and completely, the present disclosure will be further described below with reference to the accompanying drawings.

(11) As shown in FIGS. 1-9, the present disclosure provides a foldable metal detector. The foldable metal detector comprises a detection coil disk 10, a waterproof circuit protecting chamber 20, a circuit component 26, folding fixing components 18, fastening components 14, an extending rod 40, and a BLUETOOTH remote control component 81. The BLUETOOTH remote control component 81 is configured to control the foldable metal detector. The circuit component 26 is fixedly disposed in the waterproof circuit protecting chamber 20. The extending rod 40 is fixedly connected to a tail end of the waterproof circuit protecting chamber 20. The extending rod 40 is manually detachable from the waterproof circuit protecting chamber 20. The circuit component 26 is electrically connected with the detection coil disk 10. Brackets 11 are disposed on the detection coil disk 10. Each of the brackets 11 comprises a first through hole 12 and a second through hole 13. The fastening components 14 comprise bolts 15 and fixing columns 16. Connecting heads 21 are disposed on the waterproof circuit protecting chamber 20. Connecting holes 22 are on the connecting heads 21. Each bolt 15 passes through each connecting hole 22 and each first through hole 12 in sequence. The bolts 15 are movably connected to the folding fixing components 18. Each fixing column 16 passes through each second through hole 13. The waterproof circuit protecting chamber 20 rotates with the fixing column 16 as a rotation axis. First threads are on the bolts 15 and second threads 19 are on the folding fixing components 18. The first threads are screwed with the second threads 19. Through cooperation of the first threads and the second threads 19. a rotating position of the waterproof circuit protecting chamber 20 is determined by rotating the folding fixing components 18.

(12) In the embodiment, two bracket 11 are disposed on the detection coil disk 10. Each bracket 11 comprises one first through hole 12 and one second through hole 13. The connecting heads 21 are connecting plates on both sides of the waterproof circuit protecting chamber and have a hollow structure. The connecting plates 21 comprise the connecting holes 22. There are two fastening components 14 and the each fastening component 14 passes through the corresponding connecting hole 22 and the corresponding first through hole 12 from an inner inside of the corresponding bracket 11 to an outside. Then, each folding fixing component 18 is then screwed to each bolt 15.

(13) The circuit component 26 is able to be quickly withdrawn from the waterproof circuit protecting chamber 20. Because the bolts 15 are externally threaded with the first threads, and the folding fixing components 18 are internally threaded with the second threads 19, so that the detection coil disk 10 and the waterproof circuit protecting chamber 20 are fixed in a predetermined relative position by rotating the folding fixing components 18, which also makes the foldable metal detector foldable and convenient to carry and store. The detection coil disk 10 is an elliptical disk, a detection coil is disposed in the detection coil disk 10. The circuit component 26 and the detection coil disk 10 are connected through a flexible cable to transmit detection signals. One end of the cable of the detection coil disk 10 is an audio plug. The audio plug is connected to the audio socket of the circuit component 26. The audio plug is connected with the circuit component 26 by inserting into the audio socket. The connection of the audio plug and the audio socket makes electrical connection between the circuit component 26 and the detection coil disk 10 convenient, and also facilitates a replacement of the detection coil disk with another detection coil disk. The foldable metal detector further comprises an elbow pad 82 and a handle 83. The handle 83 comprises a connecting tube 84. The connecting tube 84 is fixedly connected to the extending rod 40, so that the handle 83 is fixedly installed on the extending rod 40.

(14) The BLUETOOTH remote control component 81 is installed on the handle 83. The BLUETOOTH remote control component 81 remotely wireless controls the foldable metal detector. The elbow pad 82 comprises a fixing tube 85 fixedly installed on a tail end of the extending rod 40. Installation of the elbow pad and the handle makes the foldable metal detector convenient to operate when the extending rod 40 is equipped.

(15) In one embodiment, the foldable metal detector further comprises a tail cover 37. Third threads 38 are on the tail cover 37. The tail cover is 37 is fixedly connected to the tail end of the waterproof circuit protecting chamber 20 through the third threads 38. The tail cover 37 comprises a connecting nut 39. The extending rod 40 comprises a stud 41. The connecting nut 39 is fixedly disposed in the tail cover 37. The stud 41 is screwed into the connecting nut 39, so that the extending rod 40 is fixedly connected with the waterproof circuit protecting chamber 20.

(16) In the embodiment, the extending rod 40 is screwed with the tail cover 37 through the stud 4, which is simple and convenient in connection and makes a speed of an installation of the extending rod 40 on the waterproof circuit protecting chamber 20 fast.

(17) In one embodiment, the circuit component 26 comprises a connecting wire 25, an audio socket connector 27, and a circuit hoard 28. A BLUETOOTH module is disposed on the circuit board 28. The BLUETOOTH module is fixedly installed on the circuit board 28 and is electrically connected with the circuit board 28. One end of the connecting wire 25 is electrically connected with the detection coil disk 10. Another end of the connecting wire 25 is an audio plug connector 88. The audio socket connector 27 is disposed on the circuit board 28 and is electrically connected with the circuit board 28. The audio plug connector 88 is insertable into or separable from the audio socket connector 27.

(18) In the embodiment, by setting the audio socket connector 27 and the audio plug connector 88, the circuit component 26 is removed from the detection coil disk 10 quickly so that another detection coil disk can be quickly replaced. A BLUETOOTH switch is disposed on the extending rod 40, and the BLUETOOTH switch is connected with the BLUETOOTH module, so that turning on and turning off of the foldable metal detector are controlled by the BLUETOOTH switch. When the foldable metal detector is equipped with the extending rod 40, a user is no need to bend down to press buttons 29 on the waterproof circuit protecting chamber 20.

(19) In one embodiment, the circuit component 26 further comprises a mounting board 35. The circuit board 28 is fixedly disposed on the mounting board 35. The circuit component 26 further comprises an upper shell 31 and a fixing shell 33. The fixing shell 33 is fixedly connected with the upper shell 31 and the mounting board 35. The circuit component 26 further comprises buttons 29. The buttons 29 pass through the upper shell 31 and are electrically connected with the circuit board 28.

(20) Furthermore, the foldable metal detector comprises the waterproof circuit protecting chamber 20. Button caps 24 are disposed on the waterproof circuit protecting chamber 20. Pressing sheets 23 are disposed on the waterproof circuit protecting chamber 20. When the circuit component 26 is fixedly disposed in the waterproof circuit protecting chamber 20, inner surfaces of the pressing sheets 23 are attached to the buttons 29. The waterproof circuit protecting chamber 20 wraps the circuit component 20. The button caps 24 are attached to outer surfaces of the pressing sheets 23. The circuit component 26 further comprises a battery 50. The battery 50 is electrically connected with the circuit board 28.

(21) In the embodiment, by installation and cooperation between the upper shell 31, the mounting board 28, the fixing shell 33, the circuit board 28, and the battery 50, a structure of the entire circuit component 26 compact, reducing a space volume of the foldable metal detector.

(22) Of course, the present disclosure also has many other embodiments. Based on the embodiments described, other embodiments can be obtained by those of ordinary skill in the art without any creative work, which shall fall within the protection scope of the present disclosure.