Anti-theft backpack capable of alarming

Abstract

The anti-theft knapsack comprises a knapsack body, a zipper is arranged at the position of a bag opening of the knapsack body, an alarm device is arranged in the knapsack body, the alarm device comprises an alarm and a push switch installed on the top of the knapsack body, the alarm is electrically connected with the push switch, a fixing sleeve is installed at the bottom of the knapsack body, and the alarm device is electrically connected with the push switch. A through hole is formed in the bottom of the fixing sleeve and communicated with the outside of the bottom of the bag body, an opening is formed in the top of the fixing sleeve, the inner wall of the fixing sleeve is clamped with the outer wall of the alarm through the opening, a fixing ring is fixedly connected to the outer wall of the fixing sleeve, and the fixing ring is fixedly connected with the bottom of the bag body; according to the utility model, the push switch is used for controlling the alarm to work, when a student encounters danger, the push switch is triggered to enable the alarm to give an alarm, the alarm can be used as a distress signal, and the sound of the alarm can be conveniently transmitted to the outside through the arrangement of the through hole. And the protective cover is arranged to protect the alarm so as to prevent articles in the bag body from crushing the alarm.

Description

Technical Field

[0001] The utility model relates to the technical field of backpacks, and more specifically to an anti-theft backpack capable of alarming. Background Art

[0002] Backpacks are tools used by students to store books when going to and from school. With the development of society, the requirements for backpacks are getting higher and higher. The existing backpacks have a single function and do not have an alarm function. Utility Model Content

[0003] The purpose of the utility model is to provide an anti-theft backpack which can alarm in order to solve the above technical problems.

[0004] In order to achieve the above-mentioned purpose, the utility model specifically adopts the following technical solutions:

[0005] An anti-theft backpack with alarm includes a bag body, a zipper is provided at the bag opening of the bag body, an alarm device is provided in the bag body, the alarm device includes an alarm and a push switch installed on the top of the bag body, the alarm and the push switch are electrically connected, a fixing sleeve is installed at the bottom of the bag body, a through hole is provided at the bottom of the fixing sleeve, the through hole is communicated with the outside of the bottom of the bag body, an opening is provided at the top of the fixing sleeve, the inner wall of the fixing sleeve is clamped with the outer wall of the alarm through the opening, a fixing ring is fixedly connected to the outer wall of the fixing sleeve, and the fixing ring is fixedly connected to the bottom of the bag body.

[0006] Working principle: The push switch is used to control the alarm. When students encounter danger, the push switch is triggered to make the alarm sound, which serves as a warning. It can also be used as a distress signal. The setting of the through hole makes it easier for the sound of the alarm to be transmitted to the outside world. In addition, the through hole is set at the bottom of the package for better concealment.

[0007] The alarm is provided with a protective cover, the alarm is connected to the top of the protective cover with bolts, the side walls and bottom wall of the protective cover are connected to the inner wall of the bag through Velcro, the bottom of the protective cover is provided with a mounting hole, the mounting hole is used to pass through the top of the fixing sleeve, and the bottom of the protective cover is provided with a mounting groove at the periphery of the mounting hole to cooperate with the fixing ring. The setting of the protective cover protects the alarm to prevent the alarm from being crushed by the items inside the bag.

[0008] The bottom of the protective cover is provided with an activated carbon filter layer and a waterproof layer arranged on the upper surface of the activated carbon filter layer. The activated carbon filter layer prevents external dust from entering the protective cover through the through hole, and the waterproof layer prevents external water from entering the protective cover through the through hole.

[0009] A handle is provided on the top of the bag body, and the arrangement of the handle makes it easy to take the backpack.

[0010] Side pockets are arranged on both sides of the bag body, and side chains are arranged on the side pockets.

[0011] A reflective strip is arranged on the front side of the bag body, and the reflective strip is arranged to warn passing vehicles and protect personal safety.

[0012] The beneficial effects of the utility model are as follows:

[0013] In the utility model, the push switch is used to control the operation of the alarm. When students encounter danger, the push switch is triggered to make the alarm sound to serve as a warning, and it can also be used as a distress signal. The setting of the through hole facilitates the sound of the alarm to be transmitted to the outside world, and the setting of the protective cover protects the alarm to prevent the items inside the package from crushing the alarm. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a structural schematic diagram of the utility model;

[0015] Figure 2 It is a bottom view of the utility model;

[0016] Figure 3 It is a schematic diagram of the structure of the alarm and the fixing sleeve;

[0017] Figure 4 is a cross-sectional view of the fixed sleeve;

[0018] Figure 5 It is a schematic diagram of the internal structure of the protective cover.

[0019] Figure numerals: 1. bag body; 2. zipper; 3. alarm; 4. push switch; 5. fixing sleeve; 6. through hole; 7. opening; 8. fixing ring; 9. protective cover; 10. Velcro; 11. mounting hole; 12. activated carbon filter layer; 13. waterproof layer; 14. handle; 15. side pocket; 16. reflective strip; 17. side chain. DETAILED DESCRIPTION

[0020] In order to make the purpose, technical scheme and advantages of the embodiments of the utility model clearer, the technical scheme in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are part of the embodiments of the utility model, not all of the embodiments. Generally, the components of the embodiments of the utility model described and shown in the drawings here can be arranged and designed in various different configurations.

[0021] Therefore, the following detailed description of the embodiments of the present invention provided in the accompanying drawings is not intended to limit the scope of the present invention to be protected, but merely represents selected embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0022] Example 1

[0023] like Figures 1 to 5 As shown, the present embodiment provides an anti-theft backpack which can alarm, including a bag body 1, a zipper 2 is provided at the bag opening of the bag body 1, an alarm device is provided in the bag body 1, the alarm device includes an alarm 3 and a push switch 4 installed on the top of the bag body 1, the alarm 3 and the push switch 4 are electrically connected, a fixing sleeve 5 is installed at the bottom of the bag body 1, a through hole 6 is provided at the bottom of the fixing sleeve 5, the through hole 6 is communicated with the outside of the bottom of the bag body 1, an opening 7 is provided at the top of the fixing sleeve 5, the inner wall of the fixing sleeve 5 is clamped with the outer wall of the alarm 3 through the opening 7, a fixing ring 8 is fixedly connected to the outer wall of the fixing sleeve 5, and the fixing ring 8 is fixedly connected to the bottom of the bag body 1.

[0024] Working principle: the push switch 4 is used to control the alarm 3. When students are in danger, the push switch 4 is triggered to make the alarm 3 sound, which serves as a warning and can also be used as a distress signal. The setting of the through hole 6 facilitates the sound of the alarm 3 to be transmitted to the outside world. In addition, the through hole 6 is arranged at the bottom of the package body 1 for better concealment.

[0025] The alarm 3 is provided with a protective cover 9, the alarm 3 is connected to the top of the protective cover 9 with bolts, the side walls and bottom wall of the protective cover 9 are connected to the inner wall of the bag body 1 through Velcro 10, the bottom of the protective cover 9 is provided with a mounting hole 11, the mounting hole 11 is used to pass through the top of the fixing sleeve, and the bottom of the protective cover 9 is provided with a mounting groove that is matched with the fixing ring 8 at the periphery of the mounting hole 11. The setting of the protective cover 9 protects the alarm 3 to prevent the alarm 3 from being crushed by the supplies inside the bag body 1.

[0026] An activated carbon filter layer 12 and a waterproof layer 13 are provided at the bottom of the protective cover 9. The activated carbon filter layer 12 prevents external dust from entering the protective cover 9 through the through hole 6, and the waterproof layer 13 prevents external water from entering the protective cover 9 through the through hole 6.

[0027] A handle 114 is provided on the top of the bag body 1. The arrangement of the handle 14 facilitates taking the backpack.

[0028] Side pockets 15 are provided on both sides of the bag body 1 , and side chains 17 are provided on the side pockets 15 .

[0029] A reflective strip 16 is provided on the front side of the bag body 1. The reflective strip 16 is provided to warn passing vehicles and protect personal safety.

Claims

1. An anti-theft backpack with alarm, comprising a bag body, a zipper is provided at the bag opening of the bag body, and an alarm device is provided in the bag body, characterized in that: The alarm device includes an alarm and a push switch installed on the top of the package body, the alarm and the push switch are electrically connected, a fixing sleeve is installed at the bottom of the package body, a through hole is provided at the bottom of the fixing sleeve, the through hole is connected to the outside of the bottom of the package body, an opening is provided at the top of the fixing sleeve, the inner wall of the fixing sleeve is clamped with the outer wall of the alarm through the opening, a fixing ring is fixed to the outer wall of the fixing sleeve, and the fixing ring is fixed to the bottom of the package body.

2. The anti-theft backpack with alarm according to claim 1, characterized in that: The alarm is provided with a protective cover, the alarm is connected to the top of the protective cover with bolts, the side walls and the bottom wall of the protective cover are respectively connected to the inner wall of the package through Velcro, a mounting hole is provided at the bottom of the protective cover, the mounting hole is used to pass through the top of the fixing sleeve, and a mounting groove is provided at the outer periphery of the mounting hole at the bottom of the protective cover to cooperate with the fixing ring.

3. The anti-theft backpack with alarm according to claim 2, characterized in that: An activated carbon filter layer and a waterproof layer arranged on the upper surface of the activated carbon filter layer are arranged at the bottom of the protective cover.

4. The anti-theft backpack with alarm according to claim 1, characterized in that: A handle is provided on the top of the bag body.

5. The anti-theft backpack with alarm according to claim 1, characterized in that: Side pockets are arranged on both sides of the bag body, and side chains are arranged on the side pockets.

6. The anti-theft backpack with alarm according to claim 1, characterized in that: A reflective strip is arranged on the front side of the bag body.

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