CN210955390U

CN210955390U - Equipment anti-disassembly alarm device

Info

Publication number: CN210955390U
Application number: CN201922302220.0U
Authority: CN
Inventors: 陈光俊; 黎林; 聂晓渝; 杜超
Original assignee: Sichuan Guoxin Machinery Manufacturing Co ltd
Current assignee: Sichuan Guoxin Machinery Manufacturing Co ltd
Priority date: 2019-12-19
Filing date: 2019-12-19
Publication date: 2020-07-07
Anticipated expiration: 2029-12-19

Abstract

The utility model discloses an anti-disassembly alarm device for equipment, which comprises a fastener for connecting a cover plate on the equipment, an elastic pushing mechanism and an alarm system, wherein the elastic pushing mechanism and the alarm system are arranged in the equipment; the elastic pushing mechanism and the equipment are respectively provided with a first contact and a second contact which are electrically connected with the alarm system, and when the fastening piece is connected to the equipment, the elastic pushing mechanism is pushed to separate the first contact from the second contact. The utility model discloses install the elasticity pushing mechanism who is connected with alarm system in equipment inside, the fastener through fixed apron cooperates with the elasticity pushing mechanism and realizes the start-up to alarm system, when the fastener is fastening state, alarm system's circuit is disconnected, and alarm system can not trigger, once the fastener is dismantled, alarm system's circuit will be put through and constitute the return circuit, and alarm system triggers and realizes automatic alarm; the utility model discloses a disguise is good, whole alarm system safe and reliable.

Description

Equipment anti-disassembly alarm device

Technical Field

The utility model belongs to the technical field of the secret technique of equipment and specifically relates to an equipment anti-disassembly alarm device.

Background

The internal technology of the equipment needs to be kept secret, the traditional theft and privacy prevention method is that the equipment cover plate is fastened by bolts with special structures such as triangular bolts and the like, and the method has the following defects: the special bolts can be disassembled by adopting corresponding special disassembling tools, the internal technology of the equipment is not absolutely confidential, and the internal security technology of the equipment is easy to steal and copy.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the technical problem that will solve is: an anti-disassembly alarm device for equipment is provided which can trigger an alarm system when the equipment is disassembled.

For solving the technical problem the utility model discloses the technical scheme who adopts is: the anti-disassembly alarm device for the equipment comprises a fastener for connecting the cover plate to the equipment, and also comprises an elastic pushing mechanism and an alarm system which are arranged in the equipment; the elastic pushing mechanism and the equipment are respectively provided with a first contact and a second contact which are electrically connected with the alarm system, and when the fastening piece is connected to the equipment, the elastic pushing mechanism is pushed to separate the first contact from the second contact.

Further, the method comprises the following steps: the elastic pushing mechanism comprises a positioning sleeve, a spring and a pushing sleeve, the positioning sleeve is of a cylindrical barrel structure with an opening at one end, and the opening end of the positioning sleeve is fixed on the inner surface of the equipment; the spring is arranged in the positioning sleeve, one end of the spring is connected with the pushing sleeve, and the other end of the spring is connected with the bottom of the positioning sleeve; the first contact is arranged on the push sleeve, and the second contact is arranged on the inner surface of the device corresponding to the first contact.

Further, the method comprises the following steps: the inner surface of the equipment is fixed with a positioning seat, the positioning seat is provided with a through hole for a fastening piece to pass through, and the second contact is arranged on the positioning seat.

Further, the method comprises the following steps: the fastener is a screw, and the inner wall of the through hole in the positioning seat is provided with an internal thread matched with the screw.

Further, the method comprises the following steps: the two end faces of the push sleeve are respectively provided with a limiting hole and a limiting boss, the limiting hole is matched with the fastener, and the limiting boss is clamped with the spring.

Further, the method comprises the following steps: the first contact is electrically connected to the alarm system by a first wire and the second contact is electrically connected to the alarm system by a second wire.

The utility model has the advantages that: the utility model discloses install the elasticity pushing mechanism who is connected with alarm system in equipment inside, the fastener through fixed apron cooperates with the elasticity pushing mechanism and realizes the start-up to alarm system, when the fastener is fastening state, alarm system's circuit is disconnected, and alarm system can not trigger, once the fastener is dismantled, alarm system's circuit will be put through and constitute the return circuit, and alarm system triggers and realizes automatic alarm; the utility model discloses a disguise is good, whole alarm system safe and reliable.

Drawings

Figure 1 is a schematic view of the present invention when the fastener is not attached,

figure 2 is a schematic view of the utility model after the fastener is connected,

FIG. 3 is a schematic diagram of the alarm state of the present invention;

labeled as: 100-device, 200-cover plate, 300-fastener, 410-first contact, 420-second contact, 430-first lead, 440-second lead, 510-locating sleeve, 520-spring, 530-pushing sleeve, 531-limiting hole, 532-limiting boss and 540-locating seat.

Detailed Description

In order to facilitate understanding of the present invention, the following description is further provided with reference to the accompanying drawings.

The utility model discloses an equipment anti-disassembly alarm device carries out secret equipment 100 internally mounted elasticity pushing mechanism in needs, realizes alarm system's triggering through fastener 300 and elasticity pushing mechanism's cooperation.

The specific structure of the elastic pushing mechanism is shown in fig. 1 to 3, and includes a positioning sleeve 510, a spring 520 and a pushing sleeve 530, the positioning sleeve 510 is a cylindrical structure, an opening of the positioning sleeve 510 is disposed at one end contacting with the apparatus 100, and an open end of the positioning sleeve 510 is fixed on an inner surface of the apparatus 100 by welding. The spring 520 is arranged in the inner cavity of the positioning sleeve 510, one end of the spring 520 is connected with the bottom of the positioning sleeve 510, the other end of the spring 520 is connected with the pushing sleeve 530, the outer diameter of the pushing sleeve 530 needs to be smaller than the inner diameter of the cavity of the positioning sleeve 510, so that the pushing sleeve 530 can move in the cavity of the positioning sleeve 510, and the spring 520 can be compressed when the pushing sleeve 530 moves towards the bottom of the positioning sleeve 510.

The connection between the spring 520 and the positioning sleeve 510 can be realized by welding, and the connection between the spring 520 and the pushing sleeve 530 is realized by a limit boss 532 arranged on the pushing sleeve 530, as shown in fig. 1 to 3, a limit boss 532 is arranged on one end surface of the pushing sleeve 530, and the spring 520 is clamped on a boss structure of the limit boss 532; a limiting hole 531 is formed in the end face of the other end of the limiting boss 532, the limiting hole 531 is matched with the fastener 300 for fixing the cover plate 200, the end of the fastener 300 can be inserted into the limiting hole 531, and the limiting of the push sleeve 530 and the positioning of the fastener 300 are realized through the matching of the fastener 300 and the limiting hole 531.

A positioning seat 540 is arranged on the inner surface of the equipment 100, the positioning seat 540 can be fixed on the inner surface of the equipment 100 by adopting a welding mode, the positioning seat 540 is used as a part matched with the fastener 300, and a through hole for the fastener 300 to pass through is arranged on the positioning seat 540; in the utility model, the fastening piece 300 is a screw which is convenient to disassemble, so that the inner wall of the through hole on the positioning seat 540 is provided with an internal thread which is matched with the screw; the limiting hole 531 is a countersunk hole structure, and the countersunk hole is matched with the head of the screw. In addition, the positioning seat 540 can be used as a positioning component of the positioning sleeve 510, the outer diameter of the positioning seat 540 is matched with the inner diameter of the positioning sleeve 510, and the positioning sleeve 510 can be directly sleeved on the positioning seat 540 for positioning and then welded with the device 100.

The utility model discloses well alarm system can adopt the audible-visual alarm system commonly used on the market, and alarm system's triggering relies on the contact of first contact 410 and second contact 420 to realize. As shown in fig. 1 to 3, the first contact 410 is disposed on the pushing sleeve 530, the second contact 420 is disposed on the positioning seat 540, the first contact 410 corresponds to the second contact 420, the first contact 410 is electrically connected to the alarm system through the first conducting wire 430, and the second contact 420 is electrically connected to the alarm system through the second conducting wire 440; a passage for the first wire 430 to pass through may be disposed on the positioning sleeve 510, and a passage for the second wire 440 to pass through may be disposed on the positioning seat 540. When the push sleeve 530 contacts the positioning socket 540, the first contact 410 and the second contact 420 contact to make the loop of the alarm system closed, and the first contact 410 and the second contact 420 separate to make the loop of the alarm system open. Due to the circuit, the channel portions of the push sleeve 530 and the positioning base 540 should be insulated.

The utility model discloses a concrete theory of operation as follows:

firstly, as shown in fig. 1, the cover plate 200 is not fixedly connected to the apparatus 100, the spring 520 is in an initial state, and the push sleeve 530 is in contact with the positioning seat 540; then, as shown in fig. 2, the cover plate 200 is fixed to the apparatus 100 by the fastener 300, at this time, the fastener 300 extends into the positioning sleeve 510, as the fastener 300 is tightened, the pushing sleeve 530 moves towards the bottom of the positioning sleeve 510 under the pushing of the fastener 300, the spring 520 is compressed, the pushing sleeve 530 contacts with the positioning seat 540, the first contact 410 is separated from the second contact 420, and at this time, the loop of the alarm system is kept open; as shown in fig. 3, if the fastener 300 is disassembled, as the fastener 300 is unscrewed, the pushing sleeve 530 moves towards the initial position under the elastic force of the spring 520, when the fastener 300 is completely pulled out, the spring 520 is no longer under the pressure of the fastener 300 and returns to the initial state, the pushing sleeve 530 moves to the initial position under the elastic force of the spring 520, and the first contact 410 contacts with the second contact 420, so that the circuit of the alarm system is closed, and the alarm system is triggered.

Claims

1. Equipment anti-disassembly alarm device is including connecting fastener (300) on equipment (100) with apron (200), its characterized in that: also comprises an elastic pushing mechanism and an alarm system which are arranged inside the device (100); the elastic pushing mechanism and the device (100) are respectively provided with a first contact (410) and a second contact (420) which are electrically connected with the alarm system, and when the fastening piece (300) is connected to the device (100), the elastic pushing mechanism is pushed to separate the first contact (410) and the second contact (420).

2. An anti-disassembly alarm device of an apparatus as claimed in claim 1, wherein: the elastic pushing mechanism comprises a positioning sleeve (510), a spring (520) and a pushing sleeve (530), the positioning sleeve (510) is of a cylindrical barrel structure with one open end, and the open end of the positioning sleeve (510) is fixed on the inner surface of the equipment (100); the spring (520) is arranged in the positioning sleeve (510), one end of the spring (520) is connected with the pushing sleeve (530), and the other end of the spring is connected with the bottom of the positioning sleeve (510); the first contact (410) is disposed on the push sleeve (530), and the second contact (420) is disposed on an inner surface of the device (100) corresponding to the first contact (410).

3. An anti-disassembly alarm device of equipment as claimed in claim 2, wherein: a positioning seat (540) is fixed on the inner surface of the equipment (100), a through hole for the fastener (300) to pass through is formed in the positioning seat (540), and the second contact (420) is arranged on the positioning seat (540).

4. An anti-disassembly alarm device of an apparatus as claimed in claim 3, wherein: the fastener (300) is a screw, and the inner wall of the through hole in the positioning seat (540) is provided with an internal thread matched with the screw.

5. An anti-disassembly alarm device of equipment as claimed in claim 2, wherein: two end faces of the push sleeve (530) are respectively provided with a limiting hole (531) and a limiting boss (532), the limiting hole (531) is matched with the fastener (300), and the limiting boss (532) is clamped with the spring (520).

6. An anti-disassembly alarm device of an apparatus as claimed in claim 1, wherein: the first contact (410) is electrically connected to the alarm system by a first wire (430), and the second contact (420) is electrically connected to the alarm system by a second wire (440).