CN210530526U - Lock core electronic signal transmission device, lock core and electronic detection lock - Google Patents
Lock core electronic signal transmission device, lock core and electronic detection lock Download PDFInfo
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- CN210530526U CN210530526U CN201920890660.XU CN201920890660U CN210530526U CN 210530526 U CN210530526 U CN 210530526U CN 201920890660 U CN201920890660 U CN 201920890660U CN 210530526 U CN210530526 U CN 210530526U
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Abstract
The utility model provides a lock core electronic signal transmission device, a lock core and an electronic detection lock, wherein the lock core electronic signal transmission device comprises a contact assembly, a probe assembly and an insulating sleeve, the probe assembly is sleeved in the insulating sleeve, and the rear end of the contact assembly is arranged opposite to the front end of the probe assembly; the contact assembly comprises a contact shell, a conductive contact and a first spring part, the contact shell is provided with a through hole penetrating from the top to the bottom, the conductive contact is inserted into the through hole through the first spring part and moves between a first position and a second position along the telescopic direction of the first spring part, the first position is a position where the conductive contact is in contact with the contact assembly, the second position is a position where the conductive contact and the contact assembly have gaps, and the device is applied to the lock cylinder. Use the utility model discloses an electron detects the lock and can detect the arbitrary object of inserting in the key hole.
Description
Technical Field
The utility model relates to an intelligence lock technical field, it is concrete, relate to a lock core electronic signal transmission device, still relate to the lock core of using this lock core electronic signal transmission device to and relate to the electron detection lock of using this lock core.
Background
At present, in order to prevent the lock cylinder from being forcibly opened by violent destruction, research and development personnel set a series of alarm circuits for warning. In the existing alarm device, an electronic signal transmission device is partially arranged in a lock cylinder to detect the change of circuit voltage of an inserted key so as to judge whether an alarm is needed or not. However, the conventional electronic signal transmission device requires a key inserted into a key hole or other conductive objects as conductors to form a circuit loop, and when the object inserted into the key hole is a non-conductive object, the circuit loop cannot be formed, so that there is a risk that the key is forcibly unlocked without alarming.
Disclosure of Invention
A first object of the utility model is to provide a lock core electronic signal transmission device that can electrically conduct.
A second object of the present invention is to provide a lock cylinder that can detect any object inserted into a key hole.
A third object of the present invention is to provide an electronic detecting lock capable of detecting any object inserted into a key hole.
In order to achieve the first object, the present invention provides a lock cylinder electronic signal transmission device, which comprises a contact assembly, a probe assembly and an insulating sleeve, wherein the probe assembly is sleeved in the insulating sleeve, and the rear end of the contact assembly is arranged opposite to the front end of the probe assembly; the contact assembly comprises a contact shell, a conductive contact and a first spring part, the contact shell is provided with a through hole penetrating from the top to the bottom, the conductive contact is inserted into the through hole through the first spring part and moves between a first position and a second position along the telescopic direction of the first spring part, the first position is a position where the conductive contact is in contact with the probe assembly, and the second position is a position where the conductive contact and the probe assembly have gaps.
According to the above technical scheme, the utility model discloses lock core electronic signal transmission device is through setting up contact subassembly, probe subassembly and insulation support, with probe subassembly cartridge in insulation support, make probe subassembly avoid contacting with other conductive object, and the probe subassembly only just contacts with conductive contact when conductive contact removes the primary importance to form the device of switching property, just can form signal transmission when contact subassembly and probe subassembly contact.
In the further scheme, the probe assembly comprises a conductive probe shell, a conductive probe and a second spring part, the conductive probe shell is provided with an accommodating cavity with an opening at the top, the conductive probe is inserted into the accommodating cavity through the second spring part, the conductive probe and the conductive contact are arranged oppositely, and the conductive probe moves along the telescopic direction of the second spring part.
Therefore, the probe assembly is provided with the second spring piece, so that the probe assembly can form a telescopic structure, and the installation of the probe assembly can be facilitated.
In a further aspect, the probe assembly further includes a solder post mounted on the conductive probe housing.
Therefore, the probe assembly is provided with the welding column, so that the probe assembly can be conveniently welded on a circuit, and the electric conduction is realized.
In a further scheme, the conductive contact comprises a contact and a limiting column, and the contact is detachably connected with the limiting column.
Therefore, the conductive contact is provided with the contact and the limiting column, so that the assembly is convenient, and meanwhile, the moving position of the contact can be limited through the limiting column.
In a further scheme, the contact shell is a conductive metal shell.
Therefore, the conductive metal shell is used as the contact shell, so that the conductive contact area can be increased.
In order to achieve the second object, the present invention provides a lock cylinder including a lock cylinder housing, a lock cylinder liner, a lock cylinder electronic signal transmission device and a circuit board, wherein the lock cylinder electronic signal transmission device employs the lock cylinder electronic signal transmission device; the lock core inner container is inserted into an inner container hole of the lock core shell, the circuit board is installed on the lock core shell, the lock core electronic signal transmission device is installed in the lock core shell and is electrically connected with the circuit board, the lock core inner container is provided with marbles which are arranged corresponding to the lock core electronic signal transmission device, the marbles are abutted against the lock core electronic signal transmission device, the lock core shell is provided with a ground wire terminal, and the ground wire terminal is electrically connected with the circuit board; when the conductive contact is located at the first position, the lock cylinder shell, the lock cylinder liner, the lock cylinder electronic signal transmission device and the circuit board form a loop.
It is thus clear that by the above scheme, the utility model discloses a lock core is when electrically conductive contact is located first position, and lock core shell, lock core inner bag, lock core electronic signal transmission device and circuit board form the return circuit for the detection return circuit need not insert the conductor participation return circuit of key hole, thereby can realize detecting the arbitrary object that inserts the key hole.
In a further scheme, the lock core liner is provided with a key hole and a marble hole, the key hole is communicated with the marble hole, the marble is arranged in the marble hole, and one part of the marble extends into the key hole.
Therefore, one part of the marble extends into the key hole, and the marble is extruded after the key hole is inserted into an object, so that the conductive contact is pushed to move towards the probe assembly, and the conductive contact is contacted with the contact assembly.
In a further scheme, the lock cylinder shell is also provided with a mounting hole, the mounting hole corresponds to the spring hole, and the lock cylinder electronic signal transmission device is mounted in the mounting hole.
Therefore, the installation hole is formed, and the electronic signal transmission device of the lock cylinder can be conveniently installed.
In order to achieve the third objective, the present invention provides an electronic detecting lock, which comprises a lock cylinder, a key and a control circuit, wherein the lock cylinder employs the above lock cylinder; the key is connected with the lock core liner in a pluggable way, and the control circuit is electrically connected with the circuit board.
It is thus clear that by the above scheme, the utility model discloses an among the electronic detection lock, when electrically conductive contact is located the first position, lock core shell, lock core inner bag, lock core electronic signal transmission device and circuit board form the return circuit for the detection return circuit need not insert the conductor participation return circuit of key hole, thereby can realize detecting the arbitrary object that inserts the key hole.
Drawings
Fig. 1 is a structural diagram of a lock cylinder in an embodiment of the electronic detection lock of the present invention.
Fig. 2 is a schematic structural diagram of a key in an embodiment of the electronic detection lock of the present invention.
Fig. 3 is a sectional view of the lock cylinder in the embodiment of the electronic detection lock of the present invention.
Fig. 4 is a sectional view of the lock cylinder housing in the embodiment of the electronic detection lock of the present invention.
Fig. 5 is an exploded view of the electronic signal transmission device of the lock cylinder in the embodiment of the electronic detection lock of the present invention.
Fig. 6 is a sectional view of the lock cylinder electronic signal transmission device when the conductive contact is in the first position according to the embodiment of the electronic detection lock of the present invention.
Fig. 7 is a sectional view of the lock cylinder electronic signal transmission device in the embodiment of the electronic detection lock of the present invention when the conductive contact is in the second position.
The present invention will be further explained with reference to the drawings and examples.
Detailed Description
As shown in fig. 1, fig. 2, fig. 3 and fig. 4, the electronic detection lock of the present invention includes a lock cylinder 1, a key 2 and a control circuit 3, wherein the lock cylinder 1 includes a lock cylinder housing 11, a lock cylinder liner 12, a lock cylinder electronic signal transmission device 4 and a circuit board 5. The lock cylinder housing 11 is provided with a circuit board chamber 111 and a mounting hole 112, and the circuit board chamber 111 and the mounting hole 112 are arranged in a communicating manner. The lock core inner container 12 is inserted into the inner container hole of the lock core shell 11. The lock cylinder liner 12 is provided with a key hole 121 and a ball hole 122, the key hole 121 and the ball hole 122 are communicated, and the ball hole 122 is arranged corresponding to the mounting hole 112. The key 2 is connected with the key hole 121 in a pluggable manner.
The circuit board 5 is mounted on the circuit board chamber 111 of the key cylinder housing 11, and the key cylinder electronic signal transmission device 4 is mounted in the mounting hole 112 of the key cylinder housing 11 and electrically connected with the circuit board 5. The lock cylinder liner 12 is provided with a marble 6 corresponding to the lock cylinder electronic signal transmission device 4, the marble 6 is arranged in a marble hole 122, a part of the marble 6 extends into the key hole 121, and the marble 6 is abutted against the lock cylinder electronic signal transmission device 4. Lock cylinder shell 11 also is provided with ground terminal 7, and ground terminal 7 installs in ground terminal cavity 113, and ground terminal 7 is connected with circuit board 5 electricity.
As can be seen from fig. 3, the electronic signal transmission device 4 of the lock cylinder includes a contact assembly 41, a probe assembly 42 and an insulating sleeve 43, the probe assembly 42 is sleeved in the insulating sleeve 43, and the rear end of the contact assembly 41 is arranged opposite to the front end of the probe assembly 42.
Referring to fig. 5, the contact assembly 41 includes a contact housing 411, an electrically conductive contact 412 and a first spring member 413, the contact housing 411 is provided with a through hole 4111 penetrating from top to bottom, the electrically conductive contact 412 is inserted into the through hole 4111 through the first spring member 413, and the electrically conductive contact 412 moves in the telescopic direction of the first spring member 413. The contact housing 411 may be made of a conductive material or a non-conductive material, and preferably, the contact housing 411 is a conductive metal housing. The conductive contacts 412 include contacts 4121 and restraint posts 4122, with the contacts 4121 being removably connected to the restraint posts 4122. One end of the limiting column 4122 connected with the contact 4121 is located in the through hole 4111, and one end of the limiting column 4122 far away from the contact 4121 is clamped outside the contact housing 411.
The probe assembly 42 comprises a conductive probe shell 421, a conductive probe 422, a second spring piece 423 and a welding column 424, the conductive probe shell 421 is provided with a containing cavity 4211 with an open top, the conductive probe 422 is inserted into the containing cavity 4211 through the second spring piece 423, the conductive probe 422 and the conductive contact 412 are arranged oppositely, the conductive probe 422 moves along the telescopic direction of the second spring piece 423, and the welding column 424 is installed on the conductive probe shell 421.
Referring to fig. 6 and 7, the conductive contacts 412 move in a telescoping direction of the first spring member 413 between a first position where the conductive contacts 412 contact the probe assembly 42 and a second position where the conductive contacts 412 have a gap with the probe assembly 42.
The following is a detailed description of the working principle of the electronic detection lock of the present invention for detecting the insertion of an object.
When no object is inserted into the key hole 121, the conductive contact 412 is located at the second position, and the conductive contact 412 and the probe assembly 42 have a gap, so that the cylinder housing 11, the cylinder liner 12, the cylinder electronic signal transmission device 4 and the circuit board 5 cannot form a loop, and at this time, the control circuit 3 can judge that no object is inserted into the key hole 121. When an object is inserted into the keyhole 121, the object extrudes the pin 6, so that the pin 6 moves towards the conductive contact 412, thereby pushing the conductive contact 412 to move towards the probe assembly 42, when the conductive contact 412 moves to the first position, the lock cylinder shell 11, the lock cylinder liner 12, the lock cylinder electronic signal transmission device 4 and the circuit board 5 form a loop, and at the moment, the control circuit 3 can judge that the object is inserted into the keyhole 121, and further can generate an alarm signal.
It should be noted that, the electronic detecting lock of the present invention can also adopt a mechanical locking structure of a pin tumbler type or a blade type, in this embodiment, only the mechanical locking structure of the pin tumbler type is illustrated, but it is obvious to those skilled in the art that the mechanical locking structure of the blade type can also be implemented, and therefore, the details are not described herein.
According to the above, the utility model discloses a lock core electronic signal transmission device is through setting up contact subassembly, probe subassembly and insulation support, with probe subassembly cartridge in insulation support, make probe subassembly avoid contacting with other conductive object, and the probe subassembly only just touches with conductive contact when conductive contact removes the primary importance to form the device of switching property, just can form signal transmission when contact subassembly and probe subassembly touch. When the conductive contact of the electronic detection lock is located at the first position, the lock cylinder shell, the lock cylinder liner, the lock cylinder electronic signal transmission device and the circuit board form a loop, so that the detection loop does not need a conductor inserted into the key hole to participate in the loop, and the detection of any object inserted into the key hole can be realized.
It should be noted that the above is only a preferred embodiment of the present invention, but the design concept of the present invention is not limited thereto, and all insubstantial modifications made by using the design concept of the present invention also fall within the protection scope of the present invention.
Claims (9)
1. A kind of lock core electronic signal transmission device, characterized by that: the probe assembly is sleeved in the insulating sleeve, and the rear end of the contact assembly is opposite to the front end of the probe assembly;
the contact assembly comprises a contact shell, a conductive contact and a first spring part, wherein the contact shell is provided with a through hole penetrating from the top to the bottom, the conductive contact is inserted into the through hole through the first spring part and moves between a first position and a second position along the telescopic direction of the first spring part, the first position is a position where the conductive contact is in contact with the probe assembly, and the second position is a position where the conductive contact and the probe assembly have a gap.
2. The key cylinder electronic signal transmission device of claim 1, wherein:
the probe assembly comprises a conductive probe shell, a conductive probe and a second spring part, wherein the conductive probe shell is provided with an accommodating cavity with an opening at the top, the conductive probe passes through the second spring part and is inserted in the accommodating cavity, the conductive probe and the conductive contact are arranged oppositely, and the conductive probe moves along the telescopic direction of the second spring part.
3. The key cylinder electronic signal transmission device of claim 2, wherein:
the probe assembly further includes a weld post mounted on the conductive probe housing.
4. The key cylinder electronic signal transmission device according to any one of claims 1 to 3, characterized in that:
the conductive contact comprises a contact and a limiting column, and the contact is detachably connected with the limiting column.
5. Lock cylinder electronic signal transmission device according to any one of claims 1 to 3,
the contact shell is a conductive metal shell.
6. A lock core is characterized in that: the lock core electronic signal transmission device comprises a lock core shell, a lock core liner, a lock core electronic signal transmission device and a circuit board, wherein the lock core electronic signal transmission device is applied to the lock core electronic signal transmission device of any one of claims 1 to 5;
the lock core inner container is inserted into an inner container hole of the lock core shell, the circuit board is installed on the lock core shell, the lock core electronic signal transmission device is installed in the lock core shell and is electrically connected with the circuit board, the lock core inner container is provided with a marble which corresponds to the lock core electronic signal transmission device, the marble is abutted against the lock core electronic signal transmission device, the lock core shell is provided with a ground wire terminal, and the ground wire terminal is electrically connected with the circuit board;
when the conductive contact is located at the first position, the lock cylinder shell, the lock cylinder liner, the lock cylinder electronic signal transmission device and the circuit board form a loop.
7. The lock cylinder according to claim 6, characterized in that:
the lock core liner is provided with a key hole and a marble hole, the key hole is communicated with the marble hole, the marble is installed in the marble hole, and one part of the marble extends into the key hole.
8. The lock cylinder according to claim 7, characterized in that:
the lock cylinder shell is further provided with a mounting hole, the mounting hole corresponds to the spring hole, and the lock cylinder electronic signal transmission device is mounted in the mounting hole.
9. An electronic detection lock, characterized in that: comprising a lock cylinder, a key and a control circuit, wherein the lock cylinder applies the lock cylinder of any one of claims 6 to 8;
the key is connected with the lock cylinder liner in a pluggable mode, and the control circuit is electrically connected with the circuit board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920890660.XU CN210530526U (en) | 2019-06-13 | 2019-06-13 | Lock core electronic signal transmission device, lock core and electronic detection lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920890660.XU CN210530526U (en) | 2019-06-13 | 2019-06-13 | Lock core electronic signal transmission device, lock core and electronic detection lock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210530526U true CN210530526U (en) | 2020-05-15 |
Family
ID=70594819
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920890660.XU Active CN210530526U (en) | 2019-06-13 | 2019-06-13 | Lock core electronic signal transmission device, lock core and electronic detection lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210530526U (en) |
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2019
- 2019-06-13 CN CN201920890660.XU patent/CN210530526U/en active Active
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