Safety protection cover for dry powder extinguisher

Abstract

The utility model relates to the technical field of dry powder fire extinguishers, in particular to a safety protection cover for a dry powder fire extinguisher, which comprises a bottom plate and rollers arranged on two sides of the bottom of the bottom plate, the top of the bottom plate is fixedly connected with a positioning frame, the top of the positioning frame is provided with a protection shell, and the rear side of the bottom plate is fixedly connected with a pushing handle. A dry powder fire extinguisher body is arranged in the protective shell; and the protective cover body is arranged at the top of the protective shell. Protection and dust prevention can be conducted on the surface of the dry powder fire extinguisher body through cooperation of a protection shell and a protection cover body, a clamping ring in the protection shell is matched with a fixing rod, dry powder fire extinguishers with different widths can be stored in the protection shell, the elasticity of the clamping ring can be guaranteed through a first spring, and therefore the clamping ring can be conveniently and rapidly stored in the protection shell during transportation and use. The stability of the dry powder fire extinguisher body is ensured, so that the insolation and raining prevention effects of the fire extinguisher are enhanced, and the image management of fire-fighting equipment is also improved while the protection performance is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to dry powder fire extinguisher technical field, specifically for a kind of safety protection cover for dry powder fire extinguisher. BACKGROUND

[0002] Dry powder fire extinguisher uses dry powder chemical agent to extinguish fire. Its working principle is to cover combustion by isolating oxygen, thereby extinguishing fire. Dry powder fire extinguisher is suitable for various fire sources, such as solid, liquid and gas fire. Common dry powder types include ammonium phosphate salt, sodium salt, etc. They can quickly and effectively extinguish fire sources when extinguishing fire, but leave powder residues after use.

[0003] Dry powder fire extinguisher is divided into hanging type and trolley type. Common trolley type dry powder fire extinguisher is generally protected by canvas bag due to the reason of exposed storage. However, the existing canvas material cannot prevent sun exposure and rain, resulting in poor protection performance, and the canvas cannot adjust protection according to dry powder fire extinguishers of different sizes, which is relatively limited in use. INVENTION CONTENTS

[0004] The utility model aims at providing a kind of safety protection cover for dry powder fire extinguisher to solve the problems raised in the above background.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a kind of safety protection cover for dry powder fire extinguisher, including bottom plate, still including:

[0006] Roller is arranged on the both sides of the bottom of bottom plate, the top of bottom plate is fixedly connected with positioning frame, the top of positioning frame is installed with protective shell, the rear side of bottom plate is fixedly connected with push hand, the inside of protective shell is provided with dry powder fire extinguisher body;

[0007] Protective cover body is arranged on the top of protective shell, the both sides of protective shell are fixedly connected with extension plate, the top of extension plate is fixedly connected with connecting shell, the inside of connecting shell is provided with mounting assembly for quickly disassembling protective cover body, the mounting assembly includes third spring, the top of protective cover body is fixedly connected with pull block, the both sides of protective cover body are fixedly connected with fixed plate, the bottom of fixed plate is fixedly connected with first toothed plate.

[0008] Preferably, the both sides of the inner cavity of protective shell are provided with snap ring, the front and rear sides of one side of snap ring are fixedly connected with retention rod, the end away from snap ring of retention rod penetrates to the outside of protective shell.

[0009] Preferably, the first spring is fixedly connected between one side of snap ring and protective shell, the other side of snap ring is fixedly connected with rubber pad.

[0010] Preferably, a second spring group is fixedly connected to the top of the bottom plate, and a movable plate is fixedly connected to the top of the second spring group.

[0011] Preferably, the third spring is fixed to one side of the inner cavity of the connecting shell, the other side of the third spring is fixedly connected to the second tooth plate, one side of the second tooth plate is fixedly connected to the push rod, and the other end of the push rod passes through the outside of the connecting shell and is fixedly connected to the push ring.

[0012] Preferably, limiting rods are provided on both the front and rear sides of the inner cavity of the second tooth plate, and both ends of the limiting rods are fixedly connected to the inner wall of the connecting shell.

[0013] Preferably, a fourth spring group is fixedly connected to the bottom of the inner cavity of the connecting shell, and a movable plate for assisting in ejecting the first tooth plate is fixedly connected to the top of the fourth spring group.

[0014] Compared with the prior art, the beneficial effects of the present invention are as follows:

[0015] The utility model can protect the surface of the dry powder fire extinguisher body from dust by cooperating with the protective shell and the protective cover body, and can store dry powder fire extinguishers of different widths inside the protective shell by cooperating with the retaining rod through the clamping ring inside the protective shell. The first spring can ensure the elasticity of the clamping ring, so as to ensure the stability of the dry powder fire extinguisher body during transportation and use, thereby enhancing the fire extinguisher's anti-exposure to sunlight and rain, increasing the protective performance and also improving the image management of fire-fighting facilities. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a schematic diagram of the main structure of the utility model;

[0017] Figure 2 This is a structural schematic diagram of another perspective of the utility model;

[0018] Figure 3 This is a schematic diagram of the cross-sectional structure of the protective shell of the utility model;

[0019] Figure 4 This is a schematic diagram of the installation component structure of the utility model.

[0020] In the figure: 1. Base plate; 2. Roller; 3. Positioning frame; 4. Protective shell; 5. Push handle; 6. Dry powder fire extinguisher body; 7. Protective cover; 8. Extension plate; 9. Connecting shell; 10. Mounting assembly; 1001. Third spring; 1002. Second tooth plate; 1003. Push rod; 1004. Push ring; 1005. Limit rod; 11. Pull block; 12. Fixed plate; 13. First tooth plate; 14. Snap ring; 15. Retaining rod; 16. First spring; 17. Rubber pad; 18. Second spring group; 19. Movable plate; 20. Four-spring group; 21. Moving plate. DETAILED DESCRIPTION

[0021] In order to further illustrate the technical means and effects adopted by the utility model to achieve the predetermined utility model purposes and the effects, the specific embodiments, structures, features and effects according to the utility model will be described in detail as follows in combination with the drawings and preferred embodiments.

[0022] Please refer to Figures 1-4 As shown in FIG. 1, a safety cover for a dry powder fire extinguisher includes a bottom plate 1, further comprising: roller wheels 2 arranged on both sides of the bottom of the bottom plate 1, which facilitates the movement of the bottom plate 1, the top of the bottom plate 1 is fixedly connected with a positioning frame 3, the top of the positioning frame 3 is installed with a protective shell 4, which is fixed to the top of the bottom plate 1 through the positioning frame 3 to facilitate the support of the protective shell 4, and the protective shell 4 is convenient for the protection and storage of the dry powder fire extinguisher body 6, the rear side of the bottom plate 1 is fixedly connected with a push handle 5, and the inside of the protective shell 4 is provided with the dry powder fire extinguisher body 6.

[0023] The protective cover body 7 is arranged on the top of the protective shell 4, both sides of the protective shell 4 are fixedly connected with extension plates 8, which facilitate the support of the connecting shell 9, and the installation assembly 10 facilitates the quick installation and disassembly of the protective cover body 7, the top of the extension plate 8 is fixedly connected with the connecting shell 9, the inside of the connecting shell 9 is provided with the installation assembly 10 for quick disassembly of the protective cover body 7, and the installation assembly 10 comprises a third spring 1001, the top of the protective cover body 7 is fixedly connected with a pull block 11, both sides of the protective cover body 7 are fixedly connected with fixed plates 12, and the bottom of the fixed plate 12 is fixedly connected with a first toothed plate 13.

[0024] Both sides of the inner cavity of the protective shell 4 are provided with snap rings 14, and the front and rear sides of one side of the snap ring 14 are fixedly connected with retaining rods 15, which can make the snap ring 14 fit the dry powder fire extinguisher body 6 by cooperating with the retaining rods 15, one end of the retaining rod 15 away from the snap ring 14 penetrates to the outside of the protective shell 4, the first spring 16 is fixedly connected between one side of the snap ring 14 and the protective shell 4, which can elastically connect the snap ring 14 and the inner wall of the protective shell 4 through the first spring 16, so as to facilitate the snap ring 14 to fit dry powder fire extinguishers of different widths, the other side of the snap ring 14 is fixedly connected with a rubber pad 17, which can make the snap ring 14 contact with the dry powder fire extinguisher body 6, the top of the bottom plate 1 is fixedly connected with a second spring group 18, which can protect the bottom of the dry powder fire extinguisher body 6 by cooperating with the movable plate 19, the top of the second spring group 18 is fixedly connected with the movable plate 19, the bottom of the inner cavity of the connecting shell 9 is fixedly connected with a fourth spring group 20, which can assist the first toothed plate 13 to pop out when the first toothed plate 13 is released from the restriction by cooperating with the moving plate 21, and the top of the fourth spring group 20 is fixedly connected with the moving plate 21 for assisting the first toothed plate 13 to pop out.

[0025] The third spring 1001 is fixed to one side of the inner cavity of the connecting shell 9, the other side of the third spring 1001 is fixedly connected with a second toothed plate 1002, one side of the second toothed plate 1002 is fixedly connected with a push rod 1003, the other end of the push rod 1003 penetrates to the outside of the connecting shell 9 and is fixedly connected with a push ring 1004, when the user needs to disassemble the protective cover body 7 to use the dry powder fire extinguisher body 6 or take out, the push ring 1004 can be pressed to drive the push rod 1003 to make the second toothed plate 1002 limit movement on the surface of the limiting rod 1005, then the second toothed plate 1002 will extrude the third spring 1001, at this time, the second toothed plate 1002 is separated from the surface of the first toothed plate 13, and the protective cover body 7 can be taken off, the limiting rods 1005 are arranged on the front and back sides of the inner cavity of the second toothed plate 1002, and the two ends of the limiting rods 1005 are fixedly connected with the inner walls of the connecting shell 9.

[0026] Working principle: first, the push hand 5 can be pushed to cooperate with the bottom plate 1 and the roller 2 to drive the protective shell 4 to move, in the moving process, the second spring set 18 cooperates with the movable plate 19 to protect the bottom of the dry powder fire extinguisher body 6, when the user needs to disassemble the protective cover body 7 to use the dry powder fire extinguisher body 6 or take out, the push ring 1004 can be pressed to drive the push rod 1003 to make the second toothed plate 1002 limit movement on the surface of the limiting rod 1005, then the second toothed plate 1002 will extrude the third spring 1001, at this time, the second toothed plate 1002 is separated from the surface of the first toothed plate 13, and the fourth spring set 20 drives the moving plate 21 to reset, and the first toothed plate 13 is popped out to facilitate the user to take off the protective cover body 7 to use the dry powder fire extinguisher body 6.

[0027] The above is only a preferred embodiment of the present application, and does not limit the present application in any form. Although the preferred embodiment of the present application has been disclosed, it is not intended to limit the present application. Any person skilled in the art can make some changes or modifications to the above-mentioned technical content without departing from the technical solution of the present application, and any equivalent embodiments with equivalent changes and modifications are still within the scope of the technical solution of the present application.

Claims

1. A safety shield for a dry powder fire extinguisher comprising a base plate (1), characterised in that, Also include: Roller (2) is arranged at the bottom of the two sides of the bottom plate (1), the top of the bottom plate (1) is fixedly connected with the positioning frame (3), the top of the positioning frame (3) is installed with the protective shell (4), the rear side of the bottom plate (1) is fixedly connected with the push hand (5), the inside of the protective shell (4) is provided with the dry powder extinguisher body (6); The protective cover (7) is arranged on the top of the protective shell (4), both sides of the protective shell (4) are fixedly connected with the extension plate (8), the top of the extension plate (8) is fixedly connected with the connecting shell (9), the inside of the connecting shell (9) is provided with the mounting assembly (10) for quickly disassembling the protective cover (7), the mounting assembly (10) comprises a third spring (1001), the top of the protective cover (7) is fixedly connected with the pull block (11), both sides of the protective cover (7) are fixedly connected with the fixed plate (12), and the bottom of the fixed plate (12) is fixedly connected with the first toothed plate (13).

2. A safety shield for a dry chemical fire extinguisher as defined in claim 1, wherein: Both sides of the inner cavity of the protective shell (4) are provided with the snap ring (14), and both sides of the snap ring (14) are fixedly connected with the retaining rod (15).

3. A safety shield for a dry chemical fire extinguisher as defined in claim 2, wherein: The first spring (16) is fixedly connected between one side of the snap ring (14) and the protective shell (4), and the other side of the snap ring (14) is fixedly connected with the rubber pad (17).

4. A safety shield for a dry chemical fire extinguisher as defined in claim 1, wherein: The top of the bottom plate (1) is fixedly connected with the second spring group (18), and the top of the second spring group (18) is fixedly connected with the movable plate (19).

5. A safety shield for a dry chemical fire extinguisher as defined in claim 1, wherein: The third spring (1001) is fixed to one side of the inner cavity of the connecting shell (9), and the other side of the third spring (1001) is fixedly connected with the second toothed plate (1002), one side of the second toothed plate (1002) is fixedly connected with the push rod (1003), and the other end of the push rod (1003) penetrates to the outside of the connecting shell (9) and is fixedly connected with the push ring (1004).

6. A safety shield for a dry chemical fire extinguisher as defined in claim 5, wherein: The front and rear sides of the inner cavity of the second toothed plate (1002) are provided with the limiting rod (1005), and both ends of the limiting rod (1005) are fixedly connected with the inner wall of the connecting shell (9).

7. A safety shield for a dry chemical fire extinguisher as defined in claim 1, wherein: The bottom of the inner cavity of the connecting shell (9) is fixedly connected with the fourth spring group (20), and the top of the fourth spring group (20) is fixedly connected with the moving plate (21) for assisting the ejection of the first toothed plate (13).

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