Foldable portable metal detector having a quickly replaceable detection coil disk

Abstract

The present disclosure provides a foldable portable metal detector including: a detection coil disk; a waterproof circuit protection compartment; a circuit component; a folding and fixing component; a fastening component; and an extension rod; the circuit component is inserted into the waterproof circuit protection compartment; the extension rod is fixedly connected to the waterproof circuit protection compartment; the circuit component is electrically coupled to the detection coil disk; the detection coil disk is provided with a bracket provided with a first through-hole and a second through-hole; the fastening component is provided with a bolt and a fixing column; the waterproof circuit protection compartment is provided with a connector provided with a connection hole; the bolt penetrates the connection hole and the first through-hole in sequence, the fixing column penetrates the second through-hole; and the waterproof circuit protection compartment is selectively rotated around the bolt.

Claims

1. A foldable portable metal detector, comprising: a detection coil disk; a waterproof circuit protection compartment; a circuit component; a folding and fixing component; a fastening component; an extension rod; and a Bluetooth® remote control component; wherein, the Bluetooth® remote control component is configured to remotely control the foldable portable metal detector; the circuit component is inserted into the waterproof circuit protection compartment such that the circuit component is selectively drawn out from the waterproof circuit protection compartment; the extension rod is fixedly connected to a tail end of the waterproof circuit protection compartment and is selectively removed from the waterproof circuit protection compartment; the circuit component is electrically coupled to the detection coil disk; the detection coil disk is provided with a bracket provided with a first through-hole and a second through-hole; the fastening component is provided with a bolt and a fixing column; the waterproof circuit protection compartment is provided with a connector provided with a connection hole; the bolt penetrates the connection hole and the first through-hole in sequence and is movably connected to the folding and fixing component, the fixing column penetrates the second through-hole; and the waterproof circuit protection compartment is selectively rotated around the bolt further comprising a tail cover provided with a third thread, and the tail cover is fixedly connected to a tail end of the waterproof circuit protection compartment through the third thread; further comprising a connecting and locking member comprising a stud, wherein the tail cover comprises a connection nut fixedly installed on the tail cover, the stud is screwed into the connection nut, and the extension rod is fixedly locked on the connecting and locking member, such that the extension rod is fixedly connected to the waterproof circuit protection compartment.

2. The foldable portable metal detector according to claim 1, wherein the bolt is provided with a first thread, and the folding and fixing component is lathed with a second thread, the folding and fixing component is selectively rotated to fix a rotational position of the waterproof circuit protection compartment through a matchingness of the first thread and the second thread.

3. The foldable portable metal detector according to claim 1, wherein the circuit component comprises a connecting line, an audio socket connector, and a circuit board; a Bluetooth® module is provided on the circuit board, and the Bluetooth® module is fixedly installed on the circuit board to electrically connect to the circuit board; one end of the connection line is electrically connected to the detection coil disk, and the other end of the connection line is an audio plug connector; and the audio socket connector is mounted on the circuit board to electrically connect to the circuit board; and the audio plug connector is selectively inserted into the audio socket connector.

4. The foldable portable metal detector according to claim 3, wherein the circuit component further comprises a mounting board, and the circuit board is fixedly mounted on the mounting board.

5. The foldable portable metal detector according to claim 4, wherein the circuit component further comprises an upper case and a fixing case, and the fixing case is fixedly connected to both of the upper case and the mounting board.

6. The foldable portable metal detector according to claim 5, wherein the circuit component further comprises a button penetrating the upper case to electrically connect to the circuit board.

7. The foldable portable metal detector according to claim 6, wherein the waterproof circuit protection compartment is further provided with a keycap and a pressing piece; wherein when the circuit component is fixedly installed in the waterproof circuit protection compartment, an inner surface of the pressing piece is attached to the button, the waterproof circuit protection compartment wraps the circuit component, and the keycap is attached to an outer surface of the pressing piece.

8. The foldable portable metal detector according to claim 7, wherein the circuit component further comprise a battery electrically connected to the circuit board.

Description

BRIEF DESCRIPTION OF THE DRAWINGS

(1) FIG. 1 is an overall exploded view of a foldable portable metal detector according to an embodiment of the present disclosure.

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

(3) FIG. 3 is a schematic view of a use state of a foldable portable metal detector according to an embodiment of the present disclosure.

(4) FIG. 4 is a schematic view of the structure of a foldable portable metal detector according to an embodiment of the present disclosure.

(5) FIG. 5 is a schematic view of the structure of a Bluetooth remote control component according to an embodiment of the present disclosure.

(6) FIG. 6 is a schematic view of an elbow pad according to an embodiment of the present disclosure.

(7) FIG. 7 is a schematic view of a handle according to an embodiment of the present disclosure.

(8) FIG. 8 is a schematic view of a folded state according to an embodiment of the present disclosure.

(9) FIG. 9 is a schematic view of a use state according to an embodiment of the present disclosure.

DETAILED DESCRIPTION

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

(11) As shown in FIG. 1-FIG. 9, in this embodiment, a foldable portable metal detector is provided. The foldable portable metal detector includes: a detection coil disk 10, a waterproof circuit protection compartment 20, a circuit component 26, a folding and fixing component 18, a fastening component 14, an extension rod 40, and a Bluetooth remote control component 81. Where, the Bluetooth remote control component 81 is configured to remotely control the foldable portable metal detector; the circuit component 26 is inserted into the waterproof circuit protection compartment 20 such that the circuit component 26 can be selectively draw out from the waterproof circuit protection compartment 20; the extension rod 40 is fixedly connected to a tail end of the waterproof circuit protection compartment 20 and can be manually removed from the waterproof circuit protection compartment 20; the circuit component 26 is electrically coupled to the detection coil disk 10; the detection coil disk 10 is provided with a bracket 11 that is provided with a first through-hole 12 and a second through-hole 13; the fastening component 14 is provided with a bolt 15 and a fixing column 16; the waterproof circuit protection compartment 20 is provided with a connector 21 that is provided with a connection hole 22; the bolt 15 penetrates the connection hole 22 and the first through-hole 12 in sequence and is movably connected to the folding and fixing component 18, the fixing column 16 penetrates the second through-hole 13; and the waterproof circuit protection compartment 20 can be rotated with the fixing column 16 as a rotation axis. The bolt 15 is provided with a first thread, and the folding and fixing component 18 is lathed with a second thread 19, the folding and fixing component 18 can be rotated to fix a rotational position of the waterproof circuit protection compartment 20 through a matchingness of the first thread and the second thread 19.

(12) In this embodiment, the detection coil disk 10 is provided with two pieces of the bracket 11. The bracket 11 is provided with the first through-hole 12 and the second through-hole 13, and the connector 21 is a two-sided connecting plate with a hollow structure, where the connecting plate is provided with connecting holes 22, and there are two fastening components 14. The fastening components 14 are fixed from an inner side of the bracket 11 in an outward manner to pass through the connection hole 22 and the first through-hole 12, the folding and fixing component 18 is screwed with the bolt 15. Since the bolt 15 is lathed with the first thread and the folding and fixing member 18 is lathed with the second thread 19, the detection coil disk 10 and the waterproof circuit protection compartment 20 can be fixed at a specified relative position by rotating the folding and fixing component 18, and such a structure can also allow the portable metal detector to be folded up and easy to carry and store. The detection coil disk 10 is an oval disk, where a detection coil is installed inside the detection coil disk 10. The circuit component 26 and the detection coil disk 10 are connected through a flexible cable so as to transmit detection signals. One end of the cable of the detection coil disk 10 is an audio plug that is connected to the audio socket of the circuit component 26 by inserting. By connecting through the audio plug and the audio socket, the electrical connection between the circuit component 26 and the detection coil disk 10 can be realized in a more convenient manner, and other detection coil disk can replace the detection coil disk 10 conveniently, too. The foldable portable metal detector is further provided with an armrest 82 and a handle 83. A connection tube 84 is provided on the handle 83. The handle 83 can be fixedly installed on the extension rod 40 through fixedly connecting the connection tube 84 to the extension rod 40, and the Bluetooth remote control component 81 can be mounted on the handle 83 so that the Bluetooth remote control component 81 can remotely control the foldable portable metal detector. The armrest 82 is provided with a fixing tube 85 which can be fixedly installed at a tail end of the extension rod 40. The installation of the armrest 82 and the handle 83 allows the foldable portable metal detector to be used in a better manner when it is installed with the extension rod 40.

(13) Furthermore, the foldable portable metal detector further includes a connecting and locking member 39. The connecting and locking member 39 includes a stud 41. The tail cover 37 includes a connection nut 38 fixedly installed on the tail cover 37, the stud 41 is screwed into the connection nut 38, and the extension rod 40 is fixedly locked on the connecting and locking member 39, such that the extension rod 40 is fixedly connected to the waterproof circuit protection compartment 20. The third thread is provided on an outer periphery of the connection nut 38.

(14) In this embodiment, the extension rod 40 can be fixedly locked on the connecting and locking member 39, and the connecting and locking member 39 is screwed to the tail cover 37 through the stud 41. This connection manner is simple and convenient, so that the extension rod 40 can be installed on the waterproof circuit protection compartment 20 in a faster manner.

(15) Furthermore, the circuit component 26 includes a connecting line 25, an audio socket connector 27, and a circuit board 28. A Bluetooth module is provided on the circuit board 28, and the Bluetooth module is fixedly installed on the circuit board 28 to electrically connect to the circuit board 28. One end of the connection line 25 is electrically connected to the detection coil disk 10, and the other end of the connection line 25 is an audio plug connector 88. The audio socket connector 27 is mounted on the circuit board 28 to electrically connect to the circuit board 28. The audio plug connector 88 can be inserted into the audio socket connector 27 and detached therefrom.

(16) In this embodiment, through using the audio socket connector 27 and the audio plug connector 88, it allows the circuit component 26 to be detached from the detection coil disk 10 quickly, so that the detection coil disk 10 can be replaced in a quick manner. A Bluetooth switch is provided on the extension rod 40. The Bluetooth switch 40 can be connected with the Bluetooth module, so that on and off of the foldable portable metal detector can be controlled through the Bluetooth switch. When using the foldable portable metal detector with the extension rod 40 connected therewith, there is no necessary to bend down to press a button 29 on the waterproof circuit protection compartment 20.

(17) Furthermore, the circuit component 26 further includes a mounting board 35, and the circuit board 28 is fixedly mounted on the mounting board 35. The circuit component 26 further includes an upper case 31 and a fixing case 33, and the fixing case 33 is fixedly connected to both of the upper case 31 and the mounting board 35. The circuit component 26 further includes the button 29. The button 29 penetrates the upper case 31 to electrically connect to the circuit board 28. The waterproof circuit protection compartment 20 is further provided with a keycap 24 and a pressing piece 23. When the circuit component 26 is fixedly installed in the waterproof circuit protection compartment 20, an inner surface of the pressing piece 23 is attached to the button 24, the waterproof circuit protection compartment 20 wraps the circuit 26, and the keycap 24 is attached to an outer surface of the pressing piece 23. The circuit component 26 further includes a battery 50. The battery 50 is electrically connected to the circuit board 28.

(18) In this embodiment, the installation and cooperation among the upper case 31, the mounting board 28, the fixing case 33, and the battery 50 makes the overall structure of the circuit component 26 more compact, so as to reduce the space occupation of the foldable portable metal detector.

(19) Of course, the present disclosure may have other embodiments. Other embodiments obtained by those skilled in the art based on this embodiment without creative efforts are within the scope of the present disclosure.