CN214177735U - Shell structure of access control burglar alarm - Google Patents

Abstract

The utility model discloses a shell structure of entrance guard's alarm, including casing A and casing B, the both sides of casing A rear end face are provided with the draw-in groove, the top of casing A surface both sides is provided with through-hole B, through-hole B's inboard is provided with the push rod, the surface cover of push rod is equipped with spring D, the other end fixedly connected with clamp plate of push rod, the clamp plate with the inner wall of draw-in groove is connected through two spring C, the opposite side fixed mounting of clamp plate surface has pawl B, the fixture block is installed to the both sides of terminal surface before the casing B, the preceding terminal surface of fixture block is provided with the recess, the inboard of recess articulates through the round pin axle has pawl A, pawl A's rear end face with the preceding terminal surface of recess passes through spring E and connects. The utility model discloses be convenient for carry out the dismouting to the entrance guard frame, be convenient for carry out the dismouting to casing A and casing B, make things convenient for the staff to maintain the device of inside.

Description

Shell structure of access control burglar alarm

Technical Field

The utility model relates to an entrance guard monitoring technology field specifically is a shell structure of entrance guard's alarm.

Background

Along with the rapid development of social economy, security management is more and more emphasized by people, the prohibition authority of a door is guard and prevention for the door, the door comprises various passages capable of passing through, including a door through which people pass, a door through which vehicles pass and the like in a broad sense, in order to prevent goods from being stolen, the existing exits of markets and supermarkets matched with community property are generally provided with anti-theft door guards, most of the circuit parts of the existing anti-theft door guards are formed by directly communicating a magnetic induction circuit with a buzzer, and the anti-theft door guards can give an alarm as long as a special non-demagnetized goods approach.

However, due to long-term use of the existing entrance guard burglar alarm, a control device in a control box at the bottom of an entrance guard frame can be damaged due to failure, and the existing antitheft entrance guard with an alarm function has the defects that the box door is particularly troublesome to open when the device in the control box is maintained, so that the maintenance personnel often need to spend a long time, and inconvenience is brought to maintenance work; therefore, the existing requirements are not met, and a shell structure of the access burglar alarm is provided for the access burglar alarm.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a shell structure of entrance guard's alarm to solve the current entrance guard's alarm that proposes in the above-mentioned background art because long-time the use, the control device in the control box of entrance guard frame bottom can break down and damage, and the current theftproof entrance guard who possesses alarming function's chamber door is opened very troublesome when the device to the control box is maintained, often need consume the very long time of maintenance personal, brings inconvenient scheduling problem for maintenance work.

In order to achieve the above object, the utility model provides a following technical scheme: a shell structure of an access control burglar alarm comprises a shell A and a shell B, wherein clamping grooves are formed in two sides of the rear end face of the shell A, a through hole B is formed in the upper portion of two sides of the outer surface of the shell A, a push rod is arranged on the inner side of the through hole B, a spring D is sleeved on the outer surface of the push rod, a pressing plate is fixedly connected to the other end of the push rod, the pressing plate is connected with the inner wall of each clamping groove through two springs C, a pawl B is fixedly mounted on the other side of the outer surface of the pressing plate, clamping blocks are mounted on two sides of the front end face of the shell B, a groove is formed in the front end face of each clamping block, a pawl A is hinged to the inner side of the groove through a pin shaft, the rear end face of the pawl A is connected with the front end face of the groove through a spring E, through holes A are formed in two sides of the front end face of the shell A and two sides of the rear end face of the shell B, and a pull rod is arranged on the inner side of the through hole A, the utility model discloses a door lock, including casing B, pull rod, casing A, casing B, upper end face, slot, stopper, slot, electrode slice A, shell B, the surface cover of pull rod is equipped with spring A, casing A with the both sides of casing B upper end face all are provided with the spacing groove, the up end fixed mounting of spacing groove has spring B, spring B's other end fixedly connected with electrode slice B, casing A with casing B's top is provided with the entrance guard frame, four end angle fixed mounting of terminal surface have the stopper under the entrance guard frame, per two one side of stopper surface is provided with the slot, the lower terminal surface fixed mounting of stopper has electrode slice A, the top of terminal surface is provided with magnetic inductor and bee calling organ before the entrance guard frame.

Preferably, the electrode plate a is electrically connected to a positive electrode of the magnetic inductor, and the electrode plate B is electrically connected to a negative electrode of the magnetic inductor.

Preferably, one side cover of pull rod surface is equipped with the spacing ring, spring A's one end with the surface fixed connection of spacing ring, spring A's the other end with through-hole A's inner wall fixed connection.

Preferably, one side of the outer surface of the push rod is sleeved with a limiting plate, one end of the spring D is fixedly connected with the outer surface of the limiting plate, and the other end of the spring D is fixedly connected with the inner wall of the through hole B.

Preferably, the clamping block is matched and matched with the clamping groove.

Preferably, the pawl a is fitted with the pawl B.

Preferably, the limiting block is matched with the limiting groove, and the pull rod is matched with the slot.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model is provided with a limit groove, a limit block, a pull rod and a slot, when the debugging and maintenance of the devices in the shell A and the shell B are needed, the pull rod is firstly pulled simultaneously to separate the other end of the pull rod from the slot, at the moment, the entrance guard frame can be detached from the shell A and the shell B, when the electrode plate A is separated from the electrode plate B, the magnetic inductor is powered off, the shell A is aligned with the shell B by arranging the pawl A, the pawl B, the pressing plate, the spring C, the clamping block and the spring E, simultaneously, the two push rods are pushed towards the inner side of the through hole B, the upper end of the pawl B is separated from the bottom end of the pawl A, at the moment, the shell A is separated from the shell B, the clamping block is separated from the inner side of the clamping groove, after the debugging and maintenance are finished, the shell A is aligned with the shell B, the clamping block is aligned with the clamping groove, the push rods are pushed towards the inner side of the through hole B, the clamping block is inserted into the inner side of the clamping groove, the push rod is loosened, the pressing plate is under the action of the spring C, to one side removal of draw-in groove inner wall, it pushes down to drive pawl B, fasten with pawl A, through being provided with spring E, make pawl A, pawl B joint is stable, casing A and casing B installation are stable, place the entrance guard frame in casing A and casing B's top again, the inboard of spacing groove is aimed at to the stopper, outwards stimulate the pull rod simultaneously, insert the stopper behind the inboard of spacing groove, loosen the pull rod again, the inboard of slot is inserted to the one end of pull rod, entrance guard frame installation is accomplished, electrode slice A and electrode slice B contact, the magnetic inductor switch-on power, can begin to use, the utility model discloses be convenient for carry out the dismouting to entrance guard frame, be convenient for carry out the dismouting to casing A and casing B, make things convenient for the staff to maintain inside device.

Drawings

Fig. 1 is a schematic overall structure diagram of the present invention;

fig. 2 is a side sectional view of the housing a of the present invention;

FIG. 3 is a schematic view of a partial structure of the slot of the present invention;

fig. 4 is a top sectional view of the present invention body a;

fig. 5 is a schematic view of a local structure of the fixture block of the present invention.

In the figure: 1. a shell A; 2. a push rod; 3. a limiting groove; 4. an access frame; 5. a magnetic inductor; 6. a buzzer; 7. a limiting block; 8. a pull rod; 9. a housing B; 10. a through hole A; 11. a spring A; 12. a slot; 13. an electrode slice A; 14. an electrode slice B; 15. a spring B; 16. a pin shaft; 17. a card slot; 18. a pawl A; 19. a pawl B; 20. pressing a plate; 21. a spring C; 22. a through hole B; 23. a spring D; 24. a groove; 25. a clamping block; 26. and a spring E.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1 to 5, the present invention provides an embodiment: a shell structure of an access control burglar alarm comprises a shell A1 and a shell B9, wherein clamping grooves 17 are formed in two sides of the rear end face of a shell A1, a through hole B22 is formed above two sides of the outer surface of the shell A1, a push rod 2 is arranged on the inner side of the through hole B22, a spring D23 is sleeved on the outer surface of the push rod 2, a pressing plate 20 is fixedly connected to the other end of the push rod 2, the pressing plate 20 is connected with the inner wall of the clamping grooves 17 through two springs C21, a pawl B19 is fixedly installed on the other side of the outer surface of the pressing plate 20, clamping blocks 25 are installed on two sides of the front end face of a shell B9, a groove 24 is formed in the front end face of the clamping block 25, a pawl A18 is hinged to the inner side of the groove 24 through a pin shaft 16, the rear end face of a18 is connected with the front end face of the groove 24 through a spring E26, through holes A10 are formed in two sides of the front end face of the shell A1 and two sides of the rear end face of the shell B9, a10 is provided with a pull rod 8, and a spring A11 is sleeved on the outer surface of the pull rod 8, both sides of casing A1 and casing B9 up end all are provided with spacing groove 3, the up end fixed mounting of spacing groove 3 has spring B15, spring B15's other end fixedly connected with electrode slice B14, casing A1 and casing B9's top is provided with entrance guard frame 4, four end angle fixed mounting of terminal surface have stopper 7 under entrance guard frame 4, one side of per two stopper 7 surfaces is provided with slot 12, the lower terminal surface fixed mounting of stopper 7 has electrode slice A13, the top of terminal surface is provided with magnetic inductor 5 and bee calling organ 6 before entrance guard frame 4.

Further, the electrode tab a13 is electrically connected to the positive electrode of the magnetic sensor 5, and the electrode tab B14 is electrically connected to the negative electrode of the magnetic sensor 5.

By adopting the above technical scheme, when the electrode sheet a13 contacts the electrode sheet B14, the magnetic inductor 5 is powered on, and when the electrode sheet a13 is separated from the electrode sheet B14, the magnetic inductor 5 is powered off.

Furthermore, one side of the outer surface of the pull rod 8 is sleeved with a limiting ring, one end of the spring A11 is fixedly connected with the outer surface of the limiting ring, and the other end of the spring A11 is fixedly connected with the inner wall of the through hole A10.

Through adopting above-mentioned technical scheme, improve pull rod 8's stability.

Furthermore, one side cover of push rod 2 surface is equipped with the limiting plate, and the one end of spring D23 is connected with the surface fixed of limiting plate, and the other end of spring D23 and the inner wall fixed connection of through-hole B22.

Through adopting above-mentioned technical scheme, improve push rod 2's stability.

Further, the locking block 25 is matched with the locking groove 17.

By adopting the above technical scheme, the clamping block 25 can be clamped into the inner side of the clamping groove 17.

Further, pawl A18 mates with pawl B19.

By adopting the technical scheme, the pawl A18 and the pawl B19 can be clamped.

Furthermore, the limiting block 7 is matched with the limiting groove 3, and the pull rod 8 is matched with the slot 12.

Through adopting above-mentioned technical scheme, stopper 7 can insert the inboard of spacing groove 3, and the inboard of slot 12 can be inserted to the one end of pull rod 8.

The working principle is as follows: when the device is used, when debugging and maintenance are required to be carried out on devices in the shell A1 and the shell B9, the pull rod 8 is pulled at the same time, the other end of the pull rod 8 is separated from the slot 12, the entrance guard frame 4 can be detached from the shell A1 and the shell B9 at the moment, the electrode slice A13 is separated from the electrode slice B14, the magnetic inductor 5 is powered off, the two push rods 2 are pushed towards the inner side of the through hole B22 at the same time, the upper end of the pawl B19 is separated from the bottom end of the pawl A18, the shell A1 is separated from the shell B9 at the moment, the clamping block 25 is separated from the inner side of the clamping slot 17, after debugging and maintenance are finished, the shell A1 is aligned with the shell B9, the clamping block 25 is aligned with the clamping slot 17, the push rods 2 are pushed towards the inner side of the through hole B22, the clamping block 25 is inserted into the inner side of the clamping slot 17, the push rods 2 are loosened, the pressing plate 20 moves towards one side of the inner wall of the clamping slot 17 under the action of the spring C21, the pressing plate is driven to press the B19 to press down to be fastened with the clamping block A18, through being provided with spring E26, make pawl A18, pawl B19 joint is stable, casing A1 is stable with casing B9 installation, place entrance guard frame 4 in casing A1 and casing B9's top again, stopper 7 aims at the inboard of spacing groove 3, pull rod 8 outwards stimulates simultaneously, insert the inboard back of spacing groove 3 with stopper 7, loosen pull rod 8 again, the inboard of slot 12 is inserted to pull rod 8's one end, entrance guard frame 4 installation is accomplished, electrode slice A13 and electrode slice B14 contact, 5 switch-on power supplies of magnetic inductor, can begin to use, the utility model discloses be convenient for carry out the dismouting to entrance guard frame 4, be convenient for carry out the dismouting to casing A1 and casing B9, make things convenient for the staff to maintain the device of inside.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (7)

1. The utility model provides a shell structure of entrance guard's alarm, includes casing A (1) and casing B (9), its characterized in that: the improved structure of the spring catch is characterized in that clamping grooves (17) are formed in two sides of the rear end face of the shell A (1), through holes B (22) are formed in the upper portions of two sides of the outer surface of the shell A (1), push rods (2) are arranged on the inner sides of the through holes B (22), springs D (23) are sleeved on the outer surface of the push rods (2), pressing plates (20) are fixedly connected to the other ends of the push rods (2), the pressing plates (20) are connected with the inner wall of the clamping grooves (17) through two springs C (21), pawls B (19) are fixedly mounted on the other sides of the outer surface of the pressing plates (20), clamping blocks (25) are mounted on two sides of the front end face of the shell B (9), grooves (24) are formed in the front end face of the clamping blocks (25), pawls A (18) are hinged to the inner sides of the grooves (24) through hinge pins (16), the rear end face of the pawls A (18) is connected with the front end face of the grooves (24) through springs E (26), the electric door lock is characterized in that through holes A (10) are formed in two sides of the front end face of the shell A (1) and two sides of the rear end face of the shell B (9), a pull rod (8) is arranged on the inner side of each through hole A (10), a spring A (11) is sleeved on the outer surface of the pull rod (8), limiting grooves (3) are formed in two sides of the upper end face of the shell A (1) and the upper end face of the shell B (9), a spring B (15) is fixedly installed on the upper end face of each limiting groove (3), an electrode plate B (14) is fixedly connected to the other end of the spring B (15), an entrance guard frame (4) is arranged above the shell A (1) and the shell B (9), limiting blocks (7) are fixedly installed at four end corners of the lower end face of the entrance guard frame (4), inserting grooves (12) are formed in one side of the outer surfaces of every two limiting blocks (7), and electrode plates A (13) are fixedly installed on the lower end faces of the limiting blocks (7), a magnetic inductor (5) and a buzzer (6) are arranged above the front end face of the entrance guard frame (4).

2. The casing structure of an access theft preventer according to claim 1, wherein: the electrode plate A (13) is electrically connected with the positive electrode of the magnetic inductor (5), and the electrode plate B (14) is electrically connected with the negative electrode of the magnetic inductor (5).

3. The casing structure of an access theft preventer according to claim 1, wherein: one side cover of pull rod (8) surface is equipped with the spacing ring, the one end of spring A (11) with the surface fixed connection of spacing ring, the other end of spring A (11) with the inner wall fixed connection of through-hole A (10).

4. The casing structure of an access theft preventer according to claim 1, wherein: one side cover of push rod (2) surface is equipped with the limiting plate, the one end of spring D (23) with the surface fixed connection of limiting plate, the other end of spring D (23) with the inner wall fixed connection of through-hole B (22).

5. The casing structure of an access theft preventer according to claim 1, wherein: the clamping block (25) is matched and matched with the clamping groove (17).

6. The casing structure of an access theft preventer according to claim 1, wherein: the pawl A (18) is matched with the pawl B (19).

7. The casing structure of an access theft preventer according to claim 1, wherein: the limiting block (7) is matched with the limiting groove (3), and the pull rod (8) is matched with the slot (12).

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