Central control screen with tamper alarm function

Abstract

The utility model discloses a central control screen with an anti-disassembly alarm function, which comprises a central control screen main body, a back hanger assembly and two 86 boxes embedded in a wall body, an anti-disassembly light touch key PCB (printed circuit board) is fixedly arranged in the central control screen main body, and the bottom of the anti-disassembly light touch key PCB is fixedly and electrically connected with an arc-shaped anti-disassembly light touch key contact. According to the utility model, the female header socket and the female header plug are inserted oppositely to form the non-integration of the central control screen main body and the back hanging rack assembly, and the central control screen main body and the back hanging rack assembly can be unlocked and disassembled only by shifting the shifting strip at the bottom, and the anti-disassembly light touch key contact is directly extruded and touched to trigger alarm during shifting and unlocking; according to the technical scheme, the anti-dismantling alarm work is directly carried out before the central control screen body is dismantled, the alarm is formed before power failure, the product function and normal use in installation are still kept, the shifting strip is located on the lower portion, the dismantling key is ingenious in design and attractive in appearance, it is ensured that the function and the appearance of the whole machine are not affected, and the market requirement is met.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of central control screen, specifically is a central control screen with anti -disassembly alarm function. BACKGROUND

[0002] The current central control screen on the market is less considered the demand of anti -disassembly alarm in design, leads to once the equipment is disassembled illegally, the user cannot get the notice in time, thereby increase the security risk and management difficulty, the central control screen can be seen as by indoor intercom extension + power supply box assembly through the pin female is fixed and becomes, the pin female is fixed and becomes,

[0003] The anti -disassembly mode of conventional indoor intercom extension (back -hanging product) is as follows:

[0004] The anti -disassembly touch switch is welded on the main circuit board, and the switch contact part is higher than the product lower cover surface after the whole machine assembly (the high dimension is greater than the switch contact travel), the back -hanging frame is fixed on the wall through the 86 box, and the rear main machine is slidably assembled with the back -hanging frame through the assembly hole, after assembling in place, the back -hanging frame is pressed to detect the switch contact part, so that the anti -disassembly function is disconnected, when the main machine is removed, the main machine and the back -hanging frame are slidably separated, so that the detection switch contact and the back -hanging frame are separated from contact, and the anti -disassembly alarm is triggered, the power module on the circuit must be designed integrally with the main module;

[0005] If the central control screen adopts the conventional alarm mode of indoor extension, the indoor intercom extension and the power supply box assembly are separated (the pin is separated), and there is no power supply, so that the alarm cannot be given, and the anti -disassembly alarm application of the central control screen cannot be applied, in view of this, the application provides a central control screen with anti -disassembly alarm function. UTILITY MODEL CONTENTS

[0006] The utility model aims at providing a central control screen with anti -disassembly alarm function to solve the problems in the prior art.

[0007] In order to achieve the above object, the utility model provides the following technical scheme: a central control screen with anti -disassembly alarm function, including central control screen main part, back -hanging frame assembly and two 86 boxes embedded in the wall, the anti -disassembly touch button PCB board is fixedly installed in the central control screen main part, the bottom of anti -disassembly touch button PCB board is fixed and electrically connected with the arc anti -disassembly touch button contact, the power supply box is embedded on the back -hanging frame assembly, and the side of the power supply box close to the central control screen main part is integrally provided with the female socket, and the back of the central control screen main part is provided with the male plug that is inserted with the female socket;

[0008] The top of the back hanging rack assembly is integrally provided with two L-shaped top buckles, and the bottom of the back hanging rack assembly is integrally provided with an L-shaped rack buckle, the central control screen body comprises an aluminum middle frame fixedly connected to the inner side thereof, a back-shaped lower cover is fixedly installed on the side of the aluminum middle frame away from the central control screen body, the rear side of the L-shaped top buckle penetrates through the inner side of the back-shaped lower cover and is clamped at the rear top of the back-shaped lower cover, and a tamper-proof alarm triggering mechanism is installed on the aluminum middle frame;

[0009] The tamper-proof alarm triggering mechanism comprises a tamper-proof key push piece, the front bottom of the aluminum middle frame is fixedly connected with a limiting assembly for transversely limiting the tamper-proof key push piece, a sliding groove is formed in the bottom inner wall of the central control screen body, the bottom right side of the tamper-proof key push piece is integrally provided with a push bar, the bottom of the push bar penetrates through the sliding groove and extends below the central control screen body, the left side of the push bar and the front bottom of the aluminum middle frame are fixedly connected with an elastic support reset assembly for elastic support, the top of the tamper-proof key push piece is integrally provided with a pressing tongue which movably contacts the right side of a tamper-proof light touch key contact, the top right side of the tamper-proof key push piece is integrally provided with a clamping portion, the right side and the lower side of the clamping portion are provided with a buckle insertion recess for insertion of the L-shaped rack buckle, and the clamping portion is clamped on the inner side of the L-shaped rack buckle; the limiting assembly is used for limiting the transverse movement position of the tamper-proof key push piece, the elastic support reset assembly is used for elastic support of the tamper-proof key push piece and for resetting the tamper-proof key push piece after it is pushed left, and the pressing tongue is used for automatically pressing and triggering the tamper-proof light touch key contact when the tamper-proof key push piece is swung left, the tamper-proof light touch key contact is used for triggering the extension tamper-proof alarm when it is triggered, the central control screen body starts to alarm and pops up a pop-up window on the interface, the manager can input a password to cancel the alarm, and if the password is incorrect, the extension will continue to alarm and report to the management system; the clamping portion is used for clamping and limiting the back hanging rack assembly through the L-shaped rack buckle, and is used for releasing the clamping and limiting state when the tamper-proof key push piece is swung left, so as to realize the unlocking and dismounting of the central control screen body.

[0010] Preferably, the limiting assembly comprises a limiting sheet fixedly connected to the front bottom of the aluminum middle frame, the front side of the tamper-proof key push piece is provided with a rectangular hole, the limiting sheet is slidably connected between the top inner wall and the bottom inner wall of the rectangular hole, the top of the rectangular hole is provided with a limiting groove which is open at the front and rear sides, the top of the limiting sheet is integrally provided with a limiting protrusion which is located in the limiting groove; the limiting sheet, the rectangular hole, the limiting groove and the limiting protrusion are matched, and the limiting sheet and the limiting protrusion respectively limit the transverse movement position of the tamper-proof key push piece through the rectangular hole and the limiting groove.

[0011] Preferably, the elastic reset assembly comprises a support fixedly installed on the front side bottom of the aluminum middle frame by screws, support columns are fixedly connected to the right side of the support and the left side of the poking bar, a spring is fixedly connected between the right side of the support and the left side of the poking bar, and the spring is movably sleeved on the two support columns; the support, the support columns and the spring are arranged in cooperation, the poking bar is elastically supported by the elastic force of the spring, and thus the elastic support of the anti-disassembly key poking piece is realized; when the anti-disassembly key poking piece is moved to the left, the spring is compressed; when the left moving force is released, the elastic force of the spring in the compressed state is used to reset the anti-disassembly key poking piece through the poking bar.

[0012] Preferably, the extrusion tongue is in the shape of an isosceles trapezoid with the upper side smaller than the lower side, and the inclined surface on the left side of the extrusion tongue is in extrusion cooperation with the anti-disassembly touch key contact.

[0013] Preferably, the L-shaped hanging rack buckle is located on the inner side of the meander-shaped lower cover.

[0014] Preferably, the front and rear sides of the poking bar are in sliding contact with the inner walls of the front and rear sides of the sliding groove.

[0015] Preferably, the back hanging rack assembly is fixed by four screws and two 86 boxes, and the power supply box is inserted into the corresponding 86 box.

[0016] Compared with the prior art, the utility model has the advantages that:

[0017] The utility model discloses a kind of non-integral type of middle control screen main body and back hanging rack assembly formed by female plug and male plug plug-in, cooperate the clamping locking of middle control screen main body and back hanging rack assembly, limit only through the unlocking mode of the poking bar at the bottom to middle control screen split, then directly extruding touch trigger alarm when unlocking is triggered by extruding touch trigger of anti-disassembly touch key contact, can directly carry out anti-disassembly alarm work before dismounting, and long-term depression phenomenon is not caused to anti-disassembly touch key contact in assembling use process, reduce the defect that the failure risk is high due to long-term depression of non-natural assembly form, and since alarm is formed before power failure, product function and installation are still normal use, and poking bar is in lower part, dismounting key is designed ingeniously, appearance is beautiful, ensure that whole machine is not affected on function and appearance, satisfy market demand. ACCURACY OF DRAWINGS

[0018] Figure 1 A structure diagram of a middle control screen with anti-disassembly alarm function is provided for the utility model;

[0019] Figure 2 An explosion structure diagram of a middle control screen with anti-disassembly alarm function is provided for the utility model;

[0020] Figure 3 A structure diagram of A part in Figure 2 is enlarged.

[0021] Figure 4 A kind of central control screen main body and back hanging frame assembly of central control screen with anti-disassembly alarm function are shown in the structure schematic diagram of the wall body state to be installed.

[0022] In the drawing: 300, 86 box;1, central control screen main body;101, aluminum middle frame;102, back-shaped lower cover;103, sliding groove;104, anti-disassembly touch key PCB board;100, anti-disassembly touch key contact;200, buckle insertion recess;2, back hanging frame assembly;201, L-shaped hanging rack buckle;202, L-shaped top buckle;203, power box;3, anti-disassembly key paddle;301, rectangular hole;302, paddle bar;303, support column;304, spring;305, support;306, clamping portion;307, extrusion tongue;4, limiting piece;401, limiting protrusion. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, not all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the present application.

[0024] As Figures 1 to 4 shown, the central control screen with anti-disassembly alarm function provided in the present embodiment includes central control screen main body 1, back hanging frame assembly 2 and two 86 boxes 300 embedded in wall body, anti-disassembly touch key PCB board 104 is fixedly installed in central control screen main body 1, the bottom of anti-disassembly touch key PCB board 104 is fixed and electrically connected with arc-shaped anti-disassembly touch key contact 100, power box 203 is embedded on back hanging frame assembly 2, power box 203 is integrally provided with busbar socket near one side of central control screen main body 1, busbar socket is inserted into busbar socket, busbar socket is inserted into busbar socket, back hanging frame assembly 2 is fixed by four screws and two 86 boxes 300, power box 203 is inserted into corresponding 86 box 300;The power box 203 is used to realize power supply work for central control screen main body 1 and anti-disassembly touch key PCB board 104 through the insertion of busbar socket and busbar socket;

[0025] The top of the back hanging rack assembly 2 is integrally provided with two L-shaped top buckles 202, the bottom of the back hanging rack assembly 2 is integrally provided with an L-shaped hanging rack buckle 201, the middle control screen main body 1 comprises an aluminum middle frame 101 fixedly connected to the inner side thereof, a back-shaped lower cover 102 is fixedly installed on the side of the aluminum middle frame 101 away from the middle control screen main body 1, the rear side of the L-shaped top buckle 202 penetrates through the inner side of the back-shaped lower cover 102 and is clamped at the top of the rear side of the back-shaped lower cover 102, the aluminum middle frame 101 is provided with a tamper-proof alarm triggering mechanism, and the L-shaped hanging rack buckle 201 is located on the inner side of the back-shaped lower cover 102.

[0026] The tamper-proof alarm triggering mechanism comprises a tamper-proof key pressing piece 3, the front bottom of the aluminum middle frame 101 is fixedly connected with a limiting assembly for transversely limiting the tamper-proof key pressing piece 3, a sliding groove 103 is formed in the bottom inner wall of the middle control screen main body 1, a pressing bar 302 is integrally arranged at the bottom right side of the tamper-proof key pressing piece 3, the bottom of the pressing bar 302 penetrates through the sliding groove 103 and extends to the lower side of the middle control screen main body 1, the front and rear sides of the pressing bar 302 are in sliding contact with the front and rear inner walls of the sliding groove 103, respectively, and a elastic supporting reset assembly is fixedly connected between the left side of the pressing bar 302 and the front bottom of the aluminum middle frame 101 for elastic supporting, a pressing tongue 307 in contact with the right side of the tamper-proof light touch key contact 100 is integrally arranged at the top of the tamper-proof key pressing piece 3, the pressing tongue 307 is in the shape of an isosceles trapezoid with the top small and the bottom large, the inclined surface at the left side of the pressing tongue 307 is in pressing cooperation with the tamper-proof light touch key contact 100, a clamping portion 306 is integrally arranged at the top right side of the tamper-proof key pressing piece 3, the right side and the lower side of the clamping portion 306 are provided with a buckle insertion recess 200 for inserting the L-shaped hanging rack buckle 201, and the clamping portion 306 is clamped at the inner side of the L-shaped hanging rack buckle 201; the limiting assembly is used for limiting the transverse movement position of the tamper-proof key pressing piece 3, the elastic supporting reset assembly is used for elastically supporting the tamper-proof key pressing piece 3 and resetting the same after the left movement of the tamper-proof key pressing piece 3, and the pressing tongue 307 is used for automatically pressing and triggering the tamper-proof light touch key contact 100 when the tamper-proof key pressing piece 3 swings leftward, the tamper-proof light touch key contact 100 is arranged to trigger the extension alarm when being triggered, the middle control screen main body 1 starts to alarm and pops up a pop-up window on the interface, the manager can input a password to cancel the alarm, and if the password is incorrect, the extension will continue to alarm and report to the management system; the clamping portion 306 is used for clamping and limiting the back hanging rack assembly 2 through the L-shaped hanging rack buckle 201 and for releasing the clamping and limiting state when the tamper-proof key pressing piece 3 swings leftward, so as to realize the unlocking and dismounting of the middle control screen main body 1.

[0027] Specifically, the limiting assembly includes a limiting sheet 4 fixedly connected to the front bottom of the aluminum middle frame 101, the front side of the anti-disassembly key pressing sheet 3 is provided with a rectangular hole 301, the limiting sheet 4 is slidingly connected between the top inner wall and the bottom inner wall of the rectangular hole 301, the top of the rectangular hole 301 is provided with a limiting groove with open front and back sides, the top of the limiting sheet 4 is integrally provided with a limiting protrusion 401, and the limiting protrusion 401 is located in the limiting groove; the limiting sheet 4, the rectangular hole 301, the limiting groove and the limiting protrusion 401 are matched, and the limiting sheet 4 and the limiting protrusion 401 are used to limit the transverse position of the anti-disassembly key pressing sheet 3 through the rectangular hole 301 and the limiting groove respectively.

[0028] Further, the elastic supporting and resetting assembly includes a support 305 fixedly installed on the front bottom of the aluminum middle frame 101 through a screw, the right side of the support 305 and the left side of the pressing bar 302 are fixedly connected with support columns 303, the right side of the support 305 and the left side of the pressing bar 302 are fixedly connected with springs 304, and the springs 304 are movably sleeved on the two support columns 303; the support 305, the support columns 303 and the springs 304 are matched, and the springs 304 are used to elastically support the pressing bar 302 by the elastic force of the springs 304, so that the anti-disassembly key pressing sheet 3 is elastically supported, the anti-disassembly key pressing sheet 3 is compressed when it is moved to the left, and the anti-disassembly key pressing sheet 3 is reset by the elastic force of the compressed springs 304 through the pressing bar 302 when the left moving force is released.

[0029] The use method of the embodiment is as follows: in use, first, the back hanging rack assembly 2 is installed and fixed on the two 86 boxes 300 on the wall body by using screws, a person presses the pressing bar 302 to drive the anti-disassembly key pressing sheet 3 to move and compress the springs 304, the anti-disassembly key pressing sheet 3 slides horizontally on the limiting sheet 4 and the limiting protrusion 401, the anti-disassembly key pressing sheet 3 drives the clamping portion 306 to be disengaged from the buckle insertion recess 200, at this time, the central control screen body 1 is tilted and moved downward to the direction close to the back hanging rack assembly 2, so that the inner side of the L-shaped lower cover 102 is clamped in the two L-shaped top buckles 202, the lower part of the central control screen body 1 is pushed to the direction close to the back hanging rack assembly 2, the buckle insertion recess 200 is sleeved on the L-shaped rack buckle 201, at this time, the pressing force on the pressing bar 302 is released, the elastic force of the springs 304 in the compressed state drives the anti-disassembly key pressing sheet 3 to move back to the original position, the anti-disassembly key pressing sheet 3 drives the clamping portion 306 to be clamped in the L-shaped rack buckle 201, and the L-shaped rack buckle 201 is clamped and limited, so that the central control screen body 1 is locked and prevented from being disengaged, and when the central control screen body 1 moves backward, the back hanging rack assembly 2 is also electrically connected to the female socket on the back hanging rack assembly 2;

[0030] When the central control screen main body 1 needs to be removed, the staff first needs to move the dialing strip 302 again to displace the anti-removal key dialing piece 3 and compress the spring 304, the anti-removal key dialing piece 3 drives the clamping stop portion 306 to separate from the L-shaped hanging rack buckle 201, and the clamping stop state of the L-shaped hanging rack buckle 201 is released, so that the central control screen main body 1 can be removed, wherein when the anti-removal key dialing piece 3 is displaced, the anti-removal key dialing piece 3 also drives the extrusion tongue 307 to displace horizontally, the inclined surface of the extrusion tongue 307 extrudes and triggers the anti-removal touch key contact 100, the anti-removal touch key contact 100 triggers the extension anti-removal alarm when being extruded and triggered, the central control screen main body 1 starts to alarm and pops up a pop-up window on the interface, the management personnel can input a password to cancel the alarm, and if the password is wrong, the extension will continue to alarm and report to the management system; the effect of automatically triggering the anti-removal alarm in the unlocking process before removing the central control screen main body 1 is realized; the female socket and the male plug are used to connect the central control screen main body 1 and the power box 203, forming a non-integral type of the central control screen main body 1 and the back hanging rack assembly 2, cooperating with the back hanging rack assembly 2 to be directly fixed with the 86 box 300 through screws, which can avoid directly sliding the back hanging rack assembly 2 for disassembly, cooperating with the clamping and locking of the central control screen main body 1 and the back hanging rack assembly 2, limiting the disassembly of the central control screen main body 1 only through the unlocking mode of dialing the dialing strip 302 at the bottom, and triggering the alarm by directly extruding and triggering the anti-removal touch key contact 100 when dialing and unlocking, which can directly perform the anti-removal alarm work before disassembly, and will not cause long-term depression of the anti-removal touch key contact 100 during assembly and use, reducing the defect of high failure risk caused by long-term depression of the non-natural assembly form, this design, since it is formed before power failure, realizes the anti-removal alarm of the central control screen main body 1, still maintains the normal use of product functions and installation, and the dialing strip 302 is at the lower part, the disassembly key is designed ingeniously, the appearance is beautiful, and the market demand is met.

[0031] Finally, it should be noted that: the above only describes the preferred embodiments of the present application and is not intended to limit the present application, although the present application has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions recorded in the foregoing embodiments, or make equivalent replacement for some technical features. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application shall be included in the protection scope of the present application.

Claims

1. A central control screen with anti-tampering alarm function, comprising a central control screen main body (1), a back hanging rack assembly (2) and two 86 boxes (300) embedded in the wall, characterized in that: The anti-disassembly touch key PCB board (104) is fixedly installed in the central control screen body (1), the bottom of the anti-disassembly touch key PCB board (104) is fixedly connected with the arc-shaped anti-disassembly touch key contact (100), the back hanging rack assembly (2) is embedded with the power supply box (203), the power supply box (203) is integrally provided with the busbar socket on the side close to the central control screen body (1), and the back of the central control screen body (1) is provided with the busbar plug which is inserted with the busbar socket; The top of the back hanging rack assembly (2) is integrally provided with two L-shaped top buckles (202), the bottom of the back hanging rack assembly (2) is integrally provided with the L-shaped hanging rack buckle (201), the central control screen body (1) comprises the aluminum middle frame (101) which is fixedly connected to the inner side thereof, the aluminum middle frame (101) is fixedly installed with the back-shaped lower cover (102) on the side away from the central control screen body (1), the rear side of the L-shaped top buckle (202) penetrates the inner side of the back-shaped lower cover (102) and is clamped on the rear side top of the back-shaped lower cover (102), and the aluminum middle frame (101) is installed with the anti-disassembly alarm triggering mechanism; The anti-disassembly alarm triggering mechanism comprises the anti-disassembly key push piece (3), the front side bottom of the aluminum middle frame (101) is fixedly connected with the limiting assembly for transversely limiting the anti-disassembly key push piece (3), the bottom inner wall of the central control screen body (1) is provided with the sliding groove (103), the bottom right side of the anti-disassembly key push piece (3) is integrally provided with the push bar (302), the bottom of the push bar (302) penetrates the sliding groove (103) and extends to the lower side of the central control screen body (1), the left side of the push bar (302) and the front side bottom of the aluminum middle frame (101) are fixedly connected with the elastic support reset assembly for elastic support, the top of the anti-disassembly key push piece (3) is integrally provided with the extrusion tongue (307) which is movably contacted with the right side of the anti-disassembly touch key contact (100), the top right side of the anti-disassembly key push piece (3) is integrally provided with the clamping portion (306), the right side and the lower side of the clamping portion (306) are provided with the buckle insertion recess (200) for inserting the L-shaped hanging rack buckle (201), and the clamping portion (306) is clamped on the inner side of the L-shaped hanging rack buckle (201).

2. The central control screen with anti-tampering alarm function according to claim 1, characterized in that: The limiting assembly comprises the limiting piece (4) which is fixedly connected to the front side bottom of the aluminum middle frame (101), the front side of the anti-disassembly key push piece (3) is provided with the rectangular hole (301), the limiting piece (4) is slidingly connected between the top inner wall and the bottom inner wall of the rectangular hole (301), the top of the rectangular hole (301) is provided with the limiting recess which is provided with openings on the front side and the rear side, and the top of the limiting piece (4) is integrally provided with the limiting protrusion (401), and the limiting protrusion (401) is located in the limiting recess.

3. The central control screen with anti-tampering alarm function according to claim 1, characterized in that: The elastic supporting reset assembly comprises a support (305) fixedly installed on the front side bottom of the aluminum middle frame (101) through a screw, support columns (303) are fixedly connected to the right side of the support (305) and the left side of a poking bar (302), springs (304) are fixedly connected between the right side of the support (305) and the left side of the poking bar (302), and the springs (304) are movably sleeved on the two support columns (303).

4. The central control screen with anti-tampering alarm function according to claim 1, characterized in that: The extrusion tongue (307) is in an isosceles trapezoidal structure with a small upper side and a large lower side, and the inclined surface on the left side of the extrusion tongue (307) is extruded and matched with the anti-disassembly touch key contact (100).

5. The central control screen with anti-tampering alarm function according to claim 1, characterized in that: The L-shaped hanging rack buckle (201) is located on the inner side of the back-shaped lower cover (102).

6. The central control screen with anti-tampering alarm function according to claim 1, characterized in that: The front and rear sides of the poking bar (302) are in sliding contact with the front and rear inner walls of the sliding groove (103).

7. The central control screen with anti-tampering alarm function according to claim 1, characterized in that: The back hanging rack assembly (2) is fixed with the two 86 boxes (300) through four screws, and the power box (203) is inserted into the corresponding 86 box (300).

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