CN219329054U

CN219329054U - Library manages with books anti-lost alarm device

Info

Publication number: CN219329054U
Application number: CN202222802124.4U
Authority: CN
Inventors: 徐玲
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-10-24
Filing date: 2022-10-24
Publication date: 2023-07-11
Anticipated expiration: 2032-10-24

Abstract

The utility model provides a book anti-lost alarm device for library management, which relates to the technical field of book management and comprises an adjusting component arranged on one side of a detection door, wherein the adjusting component comprises a base arranged on one side of the detection door and a sliding groove formed in the surface of the base, the inner surface of the sliding groove is slidably provided with a sliding block fixedly connected with the detection door, and one side, away from the sliding groove, of the sliding block is fixedly connected with one end of a connecting rod. According to the utility model, through the work of the adjusting component, the other detecting door can be moved in the same distance but different directions when any detecting door is adjusted, so that the moving work of the electromagnetic door becomes more flexible, and meanwhile, the detecting door has higher stability while the flexibility of the adjusting work is increased under the effective work of the fixing component.

Description

Library manages with books anti-lost alarm device

Technical Field

The utility model relates to the technical field of book management, in particular to a book anti-lost alarm device for library management.

Background

The book management refers to a work which needs to be carried out in places such as libraries, and the most important work in the book management work comprises book anti-lost and anti-theft work.

However, in the prior art, most detection doors required for book theft prevention are simply placed at the entrance and exit, the structure is unstable, or the detection doors are fixed at the positions required for use in a bolt mode, the stability is guaranteed, but the flexibility is poor, and the detection doors are difficult to properly adjust according to the traffic of people.

Disclosure of Invention

The utility model aims to solve the problems that in the prior art, most detection doors needed for book theft prevention are simply placed at an entrance and a exit, the structure is unstable, or the detection doors are fixed at a position needed to be used by means of bolts and the like, and the stability is guaranteed, but the flexibility is poor, and the detection doors are difficult to properly adjust according to the traffic of people.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: library manages with books alarm device that loses about, include: the adjusting component is arranged on one side of the detection door, the adjusting component comprises a base arranged on one side of the detection door and a chute formed in the surface of the base, the inner surface of the chute is slidably provided with a slider fixedly connected with the detection door, the slider is far away from one end of a connecting rod fixedly connected with one side of the chute, the other end of the connecting rod is fixedly connected with a rack connected with a gear in a meshed mode, and meanwhile the gear is rotatably arranged in a groove formed in the inner surface of the base and communicated with the chute.

As a preferred embodiment, the shape of the sliding block is in an 'i' -shape, and the shape of the sliding groove is matched with the sliding block.

The technical effect of adopting the further scheme is as follows: the sliding device has the advantages that the sliding block can slide on the surface of the base to flexibly adjust the distance, meanwhile, the sliding groove formed in the surface of the base can also be used for keeping the stability of the sliding block in the sliding process, and the flexibility of the device is improved and meanwhile the stability of the device is guaranteed.

As a preferred embodiment, the slider, the connecting rod and the rack are arranged on two sides of the gear in a central symmetry manner.

The technical effect of adopting the further scheme is as follows: the momentum conduction can be carried out through the sliding block, the connecting rod, the rack and the gear while adjusting any one of the detection doors on two sides of the base, so that the purpose that the detection doors on two sides move at equal intervals can be achieved.

In a preferred embodiment, a right-angle trapezoidal groove is formed in a surface of the pressing door on a side close to the cutting, and the shape of the connecting pin end is the same as the shape of the groove.

The technical effect of adopting the further scheme is as follows: the connecting bolt can be pushed to slide with the stabilizing block through the inclined plane of the top surface of the tail end of the connecting bolt when the pressurizing door is pressed down, and the connecting bolt can extend into a groove formed in the surface of the pressurizing door under the thrust action of the spring when the pressurizing door is restored to the upright state, so that the pressurizing door is stabilized.

As a preferred embodiment, the annular groove is formed on the surface of the gear on the side close to the cutting.

The technical effect of adopting the further scheme is as follows: can be in the base both sides detect the door with the slider removes to optional position the time can all pass through the pressurization door bottom surface sets up the cutting with the gear surface is seted up between the ring dress groove, thereby can make the flexibility and the stability of the detection door of base both sides are ensured simultaneously.

Compared with the prior art, the utility model has the advantages and positive effects that,

according to the utility model, through the work of the adjusting component, the other detecting door can be moved in the same distance but different directions when any detecting door is adjusted, so that the moving work of the electromagnetic door becomes more flexible, and meanwhile, the detecting door has higher stability while the flexibility of the adjusting work is increased under the effective work of the fixing component.

Drawings

FIG. 1 is a diagram showing the whole structure of a book anti-lost alarm device for library management;

FIG. 2 is a view showing a structure of a pressurizing door lifting structure of the book anti-lost alarm device for library management, provided by the utility model;

FIG. 3 is a cross-sectional view of the base of the anti-lost alarm device for library management provided by the utility model;

FIG. 4 is an explosion structure diagram of the anti-lost book alarm device for library management provided by the utility model;

FIG. 5 is a schematic diagram of the gear and the slide block of the anti-lost alarm device for library management.

Legend description:

1. detecting a door;

2. an adjustment assembly; 21. a base; 22. a chute; 23. a slide block; 24. a connecting rod; 25. a rack; 26. a gear;

3. a fixing assembly; 31. a pressurizing door; 32. cutting; 33. a connecting bolt; 34. a stabilizing block; 35. a spring; 36. and (5) a ring-mounted groove.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-5, the present utility model provides a technical solution: library manages with books alarm device that loses about, include: the adjusting component 2 arranged on one side of the detection door 1 comprises a base 21 arranged on one side of the detection door 1 and a sliding groove 22 formed in the surface of the base 21, a sliding block 23 fixedly connected with the detection door 1 is arranged on the inner surface of the sliding groove 22 in a sliding mode, one end of a connecting rod 24 is fixedly connected to one side, away from the sliding groove 22, of the sliding block 23, a rack 25 in meshed connection with a gear 26 is fixedly connected to the other end of the connecting rod 24, and meanwhile the gear 26 is arranged in a groove formed in the inner surface of the base 21 in a rotating mode and communicated with the sliding groove 22.

As shown in fig. 1 to 4, the sliding distance of the sliding block 23 on the surface of the base 21 can be flexibly adjusted, and meanwhile, the stability of the sliding block 23 in the sliding process can be maintained through the sliding groove 22 formed on the surface of the base 21, so that the flexibility of the device is improved, and meanwhile, the stability of the device is ensured.

As shown in fig. 1 to 5, the momentum can be conducted by adjusting any one of the detection doors 1 on both sides of the base 21 through the slider 23, the connecting rod 24, the rack 25 and the gear 26, so that the purpose of equidistant movement of the detection doors 1 on both sides can be achieved.

As shown in fig. 1-2, the sliding between the connecting bolt 33 and the stabilizing block 34 can be pushed by the inclined surface of the top surface of the end of the connecting bolt 33 when the pressurizing door 31 is pressed down, and the connecting bolt 33 is extended into the groove formed on the surface of the pressurizing door 31 under the pushing force of the spring 35 when the pressurizing door 31 is restored to the upright state, so that the pressurizing door 31 is stabilized.

As shown in fig. 1 to 5, when the detection doors 1 and the sliding blocks 23 on both sides of the base 21 move to any position, the detection doors 1 on both sides of the base 21 can be ensured in flexibility and stability by engaging the insert 32 provided on the bottom surface of the pressing door 31 with the ring-shaped groove 36 provided on the surface of the gear 26.

Working principle: when the passenger flow of the library is large, the distance between the detection doors 1 needs to be adjusted, the connecting bolts 33 arranged on the surface of the base 21 and belonging to the fixed assembly 3 can be pulled firstly, under the pulling of the connecting bolts 33, the springs 35 are extended, meanwhile, sliding is generated between the connecting bolts 33 and the stabilizing blocks 34 and the detection doors 1 are pulled out from grooves formed in the surface of the pressing doors 31, at the moment, the pressing doors 31 can be rotated on the surface of the base 21, the cutting 32 is driven to be pulled out from the ring grooves 36 formed in the surface of the gear 26 by the pressing doors 31, at the moment, any one detection door 1 arranged on two sides of the base 21 can be pushed, the detection doors 1 can drive the sliding blocks 23 to slide in the sliding grooves 22, meanwhile, the connecting rods 24 are fixedly arranged on one side of the sliding blocks 23, which is close to the gear 26, can drive the racks 25 and the gears 26 to generate meshing, and through the conversion of momentum, a group of the sliding blocks 23, the connecting rods 24 and the racks 25 on the other side of the gears 26 and the detection doors 1 move in opposite directions, when the pressing doors 31 are adjusted to proper positions, the pressing doors 31 can reset, and when the pressing doors 31 reset, the pressing doors 31 can firstly contact the top surfaces 33 and push the sliding blocks 33 and then move down the ring grooves 36 to the pressing doors 31, and the pressing doors 31 are stably arranged in the opposite directions, and the pressing doors 31 are reset, and the pressing doors 31 are further arranged on the opposite sides, and the pressing doors 31 are pushed down, and the opposite sides and the pressing doors 31 and are connected to the opposite sides.

It should be noted that: the pressurizing door 31 and the detecting door 1 are existing electromagnetic doors, and have complete functions of preventing books from being stolen and stolen.

It should be noted that: when the maximum distance between the two detection doors 1 and the pressurizing door 31 is adjusted, the detection doors are still positioned in the electromagnetic detection range of the detection doors 1 and the pressurizing door 31, and the normal anti-theft function is not affected.

The present utility model is not limited to the above embodiments, and any equivalent embodiments which can be changed or modified by the technical disclosure described above can be applied to other fields, but any simple modification, equivalent changes and modification to the above embodiments according to the technical matter of the present utility model will still fall within the protection scope of the technical disclosure.

Claims

1. Library manages with books alarm device that loses about, its characterized in that includes: the device comprises an adjusting component (2) arranged on one side of a detection door (1), wherein the adjusting component (2) comprises a base (21) arranged on one side of the detection door (1) and a sliding groove (22) formed in the surface of the base (21), the inner surface of the sliding groove (22) is slidably provided with a sliding block (23) fixedly connected with the detection door (1), the sliding block (23) is far away from one end of a connecting rod (24) fixedly connected with one side of the sliding groove (22), the other end of the connecting rod (24) is fixedly connected with a rack (25) in meshed connection with a gear (26), and meanwhile the gear (26) is rotatably arranged in a groove formed in the inner surface of the base (21) and communicated with the sliding groove (22).

2. The library management book anti-lost alarm device according to claim 1, wherein: the sliding block (23) is in an I shape, and the shape of the sliding groove (22) is matched with the sliding block (23).

3. The library management book anti-lost alarm device according to claim 1, wherein: the sliding block (23), the connecting rod (24) and the rack (25) are arranged on two sides of the gear (26) in a central symmetry mode.

4. The library management book anti-lost alarm device according to claim 1, wherein: still including setting up fixed subassembly (3) in detection door (1) one side, fixed subassembly (3) are including rotatory setting up pressurization door (31) on base (21) surface, and pressurization door (31) are close to fixed cutting (32) that set up in base (21) one side, just cutting (32) run through base (21) with ring dress groove (36) block connection that gear (26) surface was seted up, simultaneously the surface of base (21) still fixedly connected with and connecting bolt (33) sliding connection's steady piece (34), the one end of connecting bolt (33) with pressurization door (31) block connection, and connecting bolt (33) are close to the surface of pressurization door (31) and steady piece (34) are close to the surface of connecting bolt (33) one side respectively with the both ends fixed connection of spring (35).

5. The library management book anti-lost alarm device according to claim 4, wherein: a right-angle trapezoidal groove is formed in the surface of the pressurizing door (31) close to the side of the cutting (32), and the shape of the tail end of the connecting bolt (33) is the same as that of the groove.

6. The library management book anti-lost alarm device according to claim 4, wherein: the annular groove (36) is formed on the surface of the gear (26) on the side close to the cutting (32) at equal angles.