Safety mechanism of fire extinguisher

Abstract

The safety mechanism of the fire extinguisher comprises a connecting block, a shell is fixedly connected to the left side of the connecting block, dampers are fixedly connected to the two sides of the two ends of an inner cavity of the shell, first springs are wound on the surfaces of the dampers, and connecting boxes are fixedly connected to the centers of the two ends of the inner cavity of the shell. And one end of an inner cavity of the connecting box is fixedly connected with a second spring, one end of the second spring is fixedly connected with a connecting plate, and one end of the connecting plate is fixedly connected with a supporting rod. The safety pin, the damper, the first spring, the supporting rod, the first limiting block, the second limiting block, the second spring, the connecting plate and the transverse plate are arranged firstly, the limiting purpose is achieved, and the problems that an existing safety pin for a fire extinguisher does not have the limiting function, the safety pin is prone to falling off during collision, consequently, the fire extinguisher is scrapped, and the fire extinguisher is damaged are solved. And normal use cannot be realized.

Description

Technical Field

[0001] The utility model relates to the technical field of fire extinguishers, in particular to a safety mechanism of a fire extinguisher. Background Art

[0002] A fire extinguisher is a portable fire-fighting tool. Chemicals are placed in the fire extinguisher to put out fires. Fire extinguishers are one of the most common firefighting equipment and are stored in public places or places where fires may occur. Different types of fire extinguishers are filled with different ingredients and are designed for different causes of fire. Be careful when using them to avoid adverse effects and dangers.

[0003] The safety pin currently used in fire extinguishers does not have a limiting function, and the safety pin is easily caused to fall off when a collision occurs, thereby causing the fire extinguisher to be scrapped and unable to be used normally. Summary of the invention

[0004] The utility model aims to provide a safety mechanism for a fire extinguisher, which has the advantage of limiting, and solves the problem that the safety pin currently used for fire extinguishers does not have the limiting function, and the safety pin is easily caused to fall off when a collision occurs, thereby causing the fire extinguisher to be scrapped and unable to be used normally.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a safety mechanism of a fire extinguisher, comprising a connecting block, a shell being fixedly connected to the left side of the connecting block, dampers being fixedly connected to both sides of the two ends of the shell inner cavity, a first spring being wound around the surface of the damper, a connecting box being fixedly connected to the center of the two ends of the shell inner cavity, a second spring being fixedly connected to one end of the connecting box inner cavity, a connecting plate being fixedly connected to one end of the connecting plate, a support rod being fixedly connected to one end of the support rod, a cross plate being fixedly connected to one end of the cross plate, a second limit block being fixedly connected to one end of the cross plate, a first limit block being fitted to one end of the second limit block, and a safety pin being fixedly connected to one end of the first limit block.

[0006] Preferably, a fluorescent ring is provided at the bottom of the connecting block, and a fire extinguisher is provided at the bottom of the fluorescent ring.

[0007] Preferably, a nozzle is provided on the surface of the connecting block, and a pressing handle is provided on the top of the connecting block.

[0008] Preferably, a fixing plate is provided on the top of the shell, and the shell and the fixing plate are fixedly connected by bolts.

[0009] Preferably, both sides of the transverse plate are fixedly connected with sliding sleeves, and the inner cavity of the sliding sleeve is slidably connected with a sliding rod.

[0010] Preferably, first sliding grooves are provided at both ends of the inner cavity of the shell, a first sliding block is fixedly connected to one side of the sliding sleeve, and one side of the first sliding block is slidably connected to the inner cavity of the first sliding groove.

[0011] Preferably, second sliders are fixedly connected to both sides of the connection plate, second slide grooves are provided on both sides of the inner cavity of the connection box, and one side of the second slider is slidably connected to the inner cavity of the second slide groove.

[0012] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0013] The utility model firstly achieves the purpose of limiting by arranging a safety pin, a damper, a first spring, a support rod, a first limiting block, a second limiting block, a second spring, a connecting plate and a cross plate, thereby solving the problem that the safety pin currently used for fire extinguishers does not have a limiting function and the safety pin is easily caused to fall off when a collision occurs, thereby causing the fire extinguisher to be scrapped and unable to be used normally. BRIEF DESCRIPTION OF THE DRAWINGS

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

[0015] Figure 2 This is a cross-sectional view of the internal structure of the shell of the utility model;

[0016] Figure 3 This is a cross-sectional view of the internal structure of the connection box of the utility model;

[0017] Figure 4 It is an enlarged view of point A of the present utility model.

[0018] In the figure: 1. shell; 2. nozzle; 3. fluorescent ring; 4. bolt; 5. fixing plate; 6. pressure handle; 7. connecting block; 8. safety pin; 9. fire extinguisher; 10. damper; 11. first spring; 12. connecting box; 13. support rod; 14. slide rod; 15. first slide groove; 16. first limit block; 17. second limit block; 18. second spring; 19. second slide groove; 20. second slide block; 21. connecting plate; 22. first slide block; 23. sliding sleeve; 24. cross plate. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0020] See also Figure 1-4, the embodiments of the utility model will be further described below in conjunction with the accompanying drawings. Example

[0021] A safety mechanism of a fire extinguisher comprises a connecting block 7, a shell 1 is fixedly connected to the left side of the connecting block 7, dampers 10 are fixedly connected to both sides of the inner cavity of the shell 1 at both ends, a first spring 11 is wound around the surface of the damper 10, a connecting box 12 is fixedly connected to the center of the inner cavity of the shell 1 at both ends, a second spring 18 is fixedly connected to one end of the inner cavity of the connecting box 12, a connecting plate 21 is fixedly connected to one end of the connecting plate 21, a support rod 13 is fixedly connected to one end of the support rod 13, a cross plate 24 is fixedly connected to one end of the cross plate 24, a second limit block 17 is fixedly connected to one end of the cross plate 24, a first limit block 16 is affixed to one end of the second limit block 17, and a safety pin 8 is fixedly connected to one end of the first limit block 16.

[0022] By arranging the safety pin 8, the damper 10, the first spring 11, the support rod 13, the first limit block 16, the second limit block 17, the second spring 18, the connecting plate 21 and the cross plate 24, the purpose of limiting is achieved, and the problem that the safety pin 8 currently used for the fire extinguisher 9 does not have the limiting function and the safety pin 8 is easily fallen off when a collision occurs, thereby causing the fire extinguisher 9 to be scrapped and unable to be used normally is solved. Example

[0023] A fluorescent ring 3 is provided at the bottom of the connecting block 7 , and a fire extinguisher 9 is provided at the bottom of the fluorescent ring 3 .

[0024] A nozzle 2 is provided on the surface of the connecting block 7 , and a pressing handle 6 is provided on the top of the connecting block 7 .

[0025] A fixing plate 5 is provided on the top of the shell 1, and the shell 1 and the fixing plate 5 are fixedly connected by bolts 4. Through the arrangement of the bolts 4 and the fixing plate 5, the inner cavity of the shell 1 is cleaned, which greatly improves the cleanliness of the inner cavity of the shell 1.

[0026] Slide sleeves 23 are fixedly connected to both sides of the transverse plate 24, and the inner cavity of the slide sleeve 23 is slidably connected to the slide rod 14. Through the arrangement of the slide rod 14 and the slide sleeve 23, the shaking of the transverse plate 24 during operation is reduced, and the stability of the transverse plate 24 during operation is greatly improved.

[0027] First slide grooves 15 are provided at both ends of the inner cavity of the housing 1 , a first slider 22 is fixedly connected to one side of the sliding sleeve 23 , and one side of the first slider 22 is slidably connected to the inner cavity of the first slide groove 15 .

[0028] Second sliders 20 are fixedly connected to both sides of the connection plate 21 , second slide grooves 19 are opened on both sides of the inner cavity of the connection box 12 , and one side of the second slider 20 is slidably connected to the inner cavity of the second slide groove 19 .

[0029] During use, when the fire extinguisher 9 is needed, the user pulls the safety pin 8 to one side, drives the first limit block 16 to move to one side through the safety pin 8, drives the second limit block 17 to move to one end through the first limit block 16, drives the cross plate 24 to move to one end through the second limit block 17, drives the support rod 13 to move to one end through the cross plate 24 and squeezes the damper 10 and the first spring 11, drives the connecting plate 21 to move to one end through the support rod 13, squeezes the second spring 18 through the connecting plate 21, so that the safety pin 8 drives the first limit block 16 to move out of the inner cavity of the shell 1, releases the limit on the safety pin 8, and then the user presses the pressure handle 6 to use it.

[0030] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A safety mechanism of a fire extinguisher, comprising a connecting block (7), characterized in that: The left side of the connecting block (7) is fixedly connected to a housing (1), and dampers (10) are fixedly connected to both sides of the inner cavity of the housing (1), and a first spring (11) is wound around the surface of the damper (10). A connecting box (12) is fixedly connected to the center of the inner cavity of the housing (1), and one end of the inner cavity of the connecting box (12) is fixedly connected to a second spring (18), and one end of the second spring (18) is fixedly connected to a connecting plate (21), and one end of the connecting plate (21) is fixedly connected to a support rod (13), and one end of the support rod (13) is fixedly connected to a cross plate (24), and one end of the cross plate (24) is fixedly connected to a second limit block (17), and one end of the second limit block (17) is affixed to the first limit block (16), and one end of the first limit block (16) is fixedly connected to a safety pin (8).

2. The safety mechanism of a fire extinguisher according to claim 1, characterized in that: A fluorescent ring (3) is provided at the bottom of the connection block (7), and a fire extinguisher (9) is provided at the bottom of the fluorescent ring (3).

3. The safety mechanism of a fire extinguisher according to claim 1, characterized in that: A nozzle (2) is provided on the surface of the connection block (7), and a pressing handle (6) is provided on the top of the connection block (7).

4. The safety mechanism of a fire extinguisher according to claim 1, characterized in that: A fixing plate (5) is provided on the top of the shell (1), and the shell (1) and the fixing plate (5) are fixedly connected by bolts (4).

5. The safety mechanism of a fire extinguisher according to claim 1, characterized in that: Both sides of the transverse plate (24) are fixedly connected to sliding sleeves (23), and the inner cavity of the sliding sleeve (23) is slidably connected to a sliding rod (14).

6. The safety mechanism of a fire extinguisher according to claim 5, characterized in that: Both ends of the inner cavity of the shell (1) are provided with first sliding grooves (15), one side of the sliding sleeve (23) is fixedly connected to a first sliding block (22), and one side of the first sliding block (22) is slidably connected to the inner cavity of the first sliding groove (15).

7. The safety mechanism of a fire extinguisher according to claim 1, characterized in that: Second sliding blocks (20) are fixedly connected to both sides of the connection plate (21), second sliding grooves (19) are provided on both sides of the inner cavity of the connection box (12), and one side of the second sliding block (20) is slidably connected to the inner cavity of the second sliding groove (19).

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