CN109568846B

CN109568846B - Backpack fire extinguisher

Info

Publication number: CN109568846B
Application number: CN201811387770.0A
Authority: CN
Inventors: 蔚军
Original assignee: Guangde Junanda Fire Fighting Technology Co ltd
Current assignee: Guangde Junanda Fire Fighting Technology Co., Ltd.
Priority date: 2018-11-21
Filing date: 2018-11-21
Publication date: 2020-09-25
Anticipated expiration: 2038-11-21
Also published as: CN109568846A

Abstract

The invention belongs to the technical field of fire extinguishers, and particularly relates to a backpack fire extinguisher. According to the invention, the trigger pressure head, the spray pipe, the shoulder belt unit and the fixing frame unit are arranged on the fire extinguisher box body, so that the effect of effectively using the backpack fire extinguisher is achieved. The invention has the advantages of reasonable and effective structure of the backpack fire extinguisher, large strength of the backpack structure, convenient disassembly, flexible and stable fire extinguishing operation of the spray pipe and capability of freeing one hand for other rescue operations.

Description

Backpack fire extinguisher

Technical Field

The invention belongs to the technical field of fire extinguishers, and particularly relates to a backpack fire extinguisher.

Background

The backpack fire extinguisher is characterized in that a backpack effect is added on the basis of the existing portable fire extinguisher to improve the effective carrying capacity of the fire extinguishing agent, namely, compared with the portable fire extinguisher, the backpack fire extinguisher can work for a longer time to extinguish the fire in a larger area. On the other hand, most of the existing backpack fire extinguishers have the problems of inconvenient shoulder and back use and poor stability of the fire extinguishers during carrying.

Chinese utility model patent with patent publication No. CN201346365Y and publication No. 2009.11.18 discloses a vest-type fire extinguisher, comprising a vest and two bottles for holding chemicals, wherein the two bottles are detachably arranged on the vest and are connected to a spray pipe through a conduit; the bottle body is a pressure-resistant acid-alkali-resistant plastic bottle.

But the vest-type fire extinguisher in the utility model has the problem of inconvenient back-carrying operation.

Disclosure of Invention

The invention aims to provide a backpack fire extinguisher, which can achieve the effect of effective use of the backpack fire extinguisher by arranging a trigger pressure head, a spray pipe, a shoulder belt unit and a fixing frame unit on a fire extinguisher box body. The invention has the advantages of reasonable and effective structure of the backpack fire extinguisher, large strength of the backpack structure, convenient disassembly, flexible and stable fire extinguishing operation of the spray pipe and capability of freeing one hand for other rescue operations.

The technical scheme adopted by the invention for solving the problems is as follows: the utility model provides a backpack fire extinguisher, includes the fire extinguisher box, sets up trigger pressure head on the fire extinguisher box side, and set up spray tube on the trigger pressure head, still including setting up two shoulder the unit on the fire extinguisher box, set up and be used for the block to fix on the fire extinguisher box the mount unit of spray tube, shoulder the unit including setting up the baldric fixed part of fire extinguisher box side top position department sets up shoulder the main part on the baldric fixed part, set up and be in shoulder the last baldric magnetic force portion of main part expansion end, and set up and be in fire extinguisher box side below position department and through with shoulder the mutual magnetic force attraction mode of magnetic force portion in order to be used for fixing shoulder the magnetic force box portion of main part.

The further preferred technical scheme is as follows: the fixing frame unit comprises an L-shaped frame body plate and a fixing semi-ring, wherein the L-shaped frame body plate and the triggering pressure head are respectively arranged at two opposite sides of the fire extinguisher box body, and the fixing semi-ring is arranged on the upper surface of the L-shaped frame body plate and is used for clamping and fixing the spray pipe.

The further preferred technical scheme is as follows: the fixing frame unit further comprises two clamping grooves formed in the upper surface of the L-shaped frame plate and protruding plates arranged on two side edges of the fixed semi-ring and used for clamping and fixing the clamping grooves, a protruding semi-sphere used for friction fixing of the spray pipe is arranged on the inner ring surface of the fixed semi-ring, and the clamping grooves are formed inwards from the end face of the L-shaped frame plate.

The further preferred technical scheme is as follows: the shoulder strap fixing part comprises a convex plate arranged on the side surface of the fire extinguisher box body and fixing screws arranged at the two sides of the convex plate; the shoulder strap main body comprises a shoulder strap strip, a shoulder strap hole and a U-shaped ring, wherein the shoulder strap hole is arranged at one end of the shoulder strap strip in a curling mode, and the U-shaped ring is inserted into the shoulder strap hole and used for being fixedly inserted into the protruding plate.

The further preferred technical scheme is as follows: the shoulder strap main body further comprises a threaded ring which is arranged at the positions of two ends of the U-shaped ring in a threaded mode and used for limiting and fixing the protruding plate and the shoulder strap hole.

The further preferred technical scheme is as follows: the shoulder strap magnetic force part comprises an installation sleeve, a limiting ring and a first magnet block, wherein the installation sleeve is arranged on the side face of the movable end of the shoulder strap in an adhering mode, the limiting ring is arranged on the opening side of the installation sleeve, and the first magnet block is arranged in the installation sleeve and is limited and fixed by the limiting ring.

The further preferred technical scheme is as follows: the box magnetic force part comprises an installation cylinder and a second magnet block, wherein the annular plane is bonded on the side face of the fire extinguisher box body, and the second magnet block is arranged in the installation cylinder and used for fixing the first magnet block in a magnetic attraction manner.

The further preferred technical scheme is as follows: and the side surface of the shoulder strap is provided with a shoulder strap elastic sheet.

The further preferred technical scheme is as follows: and a box body elastic sheet is arranged in an area between the two shoulder belt units on the side surface of the fire extinguisher box body.

The further preferred technical scheme is as follows: an elastic sheet slot is formed in the elastic sheet of the box body, and cover cloth used for covering the mouth during escape is arranged in the elastic sheet slot.

According to the invention, the trigger pressure head, the spray pipe, the shoulder belt unit and the fixing frame unit are arranged on the fire extinguisher box body, so that the effect of effectively using the backpack fire extinguisher is achieved. The invention has the advantages of reasonable and effective structure of the backpack fire extinguisher, large strength of the backpack structure, convenient disassembly, flexible and stable fire extinguishing operation of the spray pipe and capability of freeing one hand for other rescue operations.

Drawings

FIG. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic view of the use of the fixing frame unit of the present invention.

Fig. 3 is a schematic structural view of a shoulder harness unit according to the present invention.

Figure 4 is a schematic view of the use of the U-ring of the present invention.

Detailed Description

The following description is only a preferred embodiment of the present invention and is not intended to limit the scope of the present invention.

Example (b): as shown in attached figures 1, 2, 3 and 4, the backpack fire extinguisher comprises a fire extinguisher cabinet 11, a trigger pressure head 12 arranged on the side surface of the fire extinguisher cabinet 11, and a spray pipe 13 arranged on the trigger pressure head 12, and also comprises two shoulder belt units 1 arranged on the fire extinguisher box body 11, a fixed frame unit 2 arranged on the fire extinguisher box body 11 and used for clamping and fixing the spray pipe 13, the shoulder belt unit 1 includes a shoulder belt fixing part 101 provided at a position above a side surface of the fire extinguisher case 11, a shoulder belt body 102 provided on the shoulder belt fixing part 101, a shoulder belt magnetic part 103 provided on a movable end of the shoulder belt body 102, and a case magnetic part 104 provided at a lower position of a side surface of the fire extinguisher case 11 and fixing the shoulder belt main body 102 by magnetically attracting the shoulder belt magnetic part 103 to each other.

In this embodiment, the shoulder strap fixing part 101, the shoulder strap main body 102 and the shoulder strap magnetic part 103 are sequentially connected and fixed, when the box magnetic part 104 and the shoulder strap magnetic part 103 are mutually magnetically attracted, the shoulder strap unit 1 can perform effective shoulder-carrying operation, the two shoulder strap units 1 are wound around the shoulders of rescuers, the spray pipe 13 needs to be held by one hand and the trigger pressure head 12 is pressed by the other hand during normal use, when other rescue operations are needed, the spray pipe 13 can be fixed on the fixing frame unit 2, at this time, the trigger pressure head 12 is pressed, the rescuers rotate the waist, aiming fire extinguishment can be performed, the vacated hand can perform more effective rescue operation under the condition of hundreds of thousands of fires, and the backpack fire extinguisher is guaranteed to have the advantages of effective shoulder-carrying fire extinguishment and flexible use.

The fixing frame unit 2 comprises an L-shaped frame plate 201 and a fixing half ring 202, wherein the L-shaped frame plate 201 and the trigger ram 12 are respectively arranged at two opposite sides of the fire extinguisher box body 11, and the fixing half ring 202 is arranged on the upper surface of the L-shaped frame plate 201 and is used for clamping and fixing the spray pipe 13. The fixed frame unit 2 further includes two engaging grooves 203 disposed on the upper surface of the L-shaped frame plate 201, and protruding plates 204 disposed on two sides of the fixed half ring 202 and used for engaging and fixing on the engaging grooves 203, a protruding hemisphere 205 for frictionally fixing the nozzle 13 is disposed on the inner annular surface of the fixed half ring 202, and the engaging grooves 203 are disposed inward from the end surface of the L-shaped frame plate 201.

When the nozzle 13 needs to be fixed, the nozzle 13 is directly plugged into the stationary half ring 202, or the stationary half ring 202 is completely pulled out from the engaging groove 203, the nozzle 13 is positioned and pressed on the L-shaped frame plate 201 and then inserted into the stationary half ring 202, and at this time, the stationary half ring 202 is just sleeved on the nozzle 13, so that the nozzle 13 can be fixed, and at this time, the waist is rotated to aim and extinguish a fire, so that a valuable hand can be left for other rescue operations.

The shoulder strap fixing part 101 comprises a convex plate 101a arranged on the side surface of the fire extinguisher case body 11, and fixing screws 101b arranged at the positions of both sides of the convex plate 101 a; the shoulder strap body 102 includes a shoulder strap hole 102b crimped at an end of the shoulder strap 102a, and a U-shaped ring 102c inserted into the shoulder strap hole 102b and fixed to the protrusion plate 101 a. The shoulder strap body 102 further includes a screw ring 102d screwed to both ends of the U-shaped ring 102c for position-limiting fixing to the protrusion plate 101a and the shoulder strap hole 102 b. The shoulder strap magnetic part 103 includes an attachment sleeve 103a adhesively attached to a side surface of a movable end of the shoulder strap 102a, a stopper ring 103b provided on an opening side of the attachment sleeve 103a, and a first magnet block 103c provided in the attachment sleeve 103a and fixed by the stopper ring 103 b.

In this embodiment, the shoulder strap hole 102b is formed by bending and sewing an end of the shoulder strap 102a, the U-shaped ring 102c is made of metal, the screw ring 102d is used for preventing the U-shaped ring 102c from falling off, the mounting sleeve 103a and the limiting ring 103b form a cavity for embedding and arranging the first magnet block 103c, the limiting ring 103b can also prevent the first magnet block 103c from being excessively impacted during attraction, so as to protect the first magnet block 103c, the shoulder strap fixing portion 101 is made of metal, the mounting sleeve 103a and the limiting ring 103b are made of rubber, the mounting sleeve 103a and the limiting ring 103b are integrally formed, and the shoulder strap 102a is a common woven strap.

The box magnetic part 104 comprises a mounting tube 104a which is arranged on the side surface of the fire extinguisher box body 11 in an annular plane bonding way, and a second magnet block 104b which is arranged in the mounting tube 104a and is used for attracting and fixing the first magnet block 103c by magnetic force.

In this embodiment, the mounting tube 104a is fastened to the side surface of the fire extinguisher case 11, and is used to fixedly mount the second magnet 104b, and to separate and protect the second magnet 104b, so as to prevent the second magnet from being hit when approaching the first magnet 103 c.

The shoulder strap elastic piece 3 is arranged on the side surface of the shoulder strap 102 a. And a box body elastic sheet 4 is arranged in the area between the two shoulder belt units 1 on the side surface of the fire extinguisher box body 11.

In this embodiment, the shoulder strap elastic pieces 3 and the box body elastic pieces 4 are made of sponge, which mainly protects the body of the rescuer and ensures comfortable shoulder carrying.

An elastic sheet slot 5 is formed in the box elastic sheet 4, and a cover cloth 6 used for sealing the mouth during escape is arranged in the elastic sheet slot 5.

In this embodiment, the material of drop cloth 6 is the pure cotton for take out when needs and cover the mouth, avoid more smog to be inhaled, also make the fire extinguisher have the advantage that the service function is complete.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various modifications can be made within the knowledge of those skilled in the art without departing from the gist of the present invention. These are non-inventive modifications, which are intended to be protected by patent laws within the scope of the claims appended hereto.

Claims

1. The utility model provides a backpack fire extinguisher, includes fire extinguisher box (11), sets up trigger pressure head (12) on fire extinguisher box (11) side, and sets up spray tube (13) on trigger pressure head (12), its characterized in that: the fire extinguisher body is characterized by further comprising two shoulder belt units (1) arranged on the fire extinguisher body (11), a fixed frame unit (2) arranged on the fire extinguisher body (11) and used for clamping and fixing the spray pipe (13), wherein each shoulder belt unit (1) comprises a shoulder belt fixing part (101) arranged at the position above the side surface of the fire extinguisher body (11), a shoulder belt main body (102) arranged on the shoulder belt fixing part (101), a shoulder belt magnetic part (103) arranged at the movable end of the shoulder belt main body (102), and a body magnetic part (104) which is arranged at the position below the side surface of the fire extinguisher body (11) and is used for fixing the shoulder belt main body (102) in a mutual magnetic attraction manner with the shoulder belt magnetic part (103);

the fixing frame unit (2) comprises an L-shaped frame body plate (201) and a fixing half ring (202), wherein the L-shaped frame body plate and the trigger pressure head (12) are respectively arranged at two opposite sides of the fire extinguisher box body (11), and the fixing half ring (202) is arranged on the upper surface of the L-shaped frame body plate (201) and is used for clamping and fixing the spray pipe (13);

the fixing frame unit (2) further comprises two clamping grooves (203) formed in the upper surface of the L-shaped frame body plate (201), and protruding plates (204) arranged on two side edges of the fixed half ring (202) and used for clamping and fixing the clamping grooves (203), wherein a protruding hemisphere (205) used for fixing the spray pipe (13) in a friction mode is arranged on the inner ring surface of the fixed half ring (202), and the clamping grooves (203) are formed inwards from the end face of the L-shaped frame body plate (201).

2. The backpack fire extinguisher of claim 1, wherein: the shoulder belt fixing part (101) comprises a convex plate (101 a) arranged on the side surface of the fire extinguisher box body (11) and fixing screws (101 b) arranged at the positions of two sides of the convex plate (101 a); the shoulder strap body (102) comprises a shoulder strap strip (102 a), a shoulder strap hole (102 b) which is arranged at one end position of the shoulder strap strip (102 a) in a curling mode, and a U-shaped ring (102 c) which is arranged on the shoulder strap hole (102 b) in an inserting mode and used for inserting and fixing on the protruding plate (101 a).

3. The backpack fire extinguisher of claim 2, wherein: the shoulder strap body (102) further comprises a threaded ring (102 d) which is arranged at the positions of two ends of the U-shaped ring (102 c) in a threaded mode and used for limiting and fixing the protruding plate (101 a) and the shoulder strap hole (102 b).

4. The backpack fire extinguisher of claim 2, wherein: the shoulder strap magnetic part (103) comprises an installation sleeve (103 a) which is arranged on the side surface of the movable end of the shoulder strap (102 a) in an adhering mode, a limiting ring (103 b) which is arranged on the opening side of the installation sleeve (103 a), and a first magnet block (103 c) which is arranged in the installation sleeve (103 a) and is limited and fixed by the limiting ring (103 b).

5. The backpack fire extinguisher of claim 4, wherein: the box body magnetic force part (104) comprises an installation cylinder (104 a) and a second magnet block (104 b), wherein the annular plane is arranged on the side surface of the fire extinguisher box body (11) in an adhesion mode, and the second magnet block (104 b) is arranged in the installation cylinder (104 a) and is used for fixing the first magnet block (103 c) in a magnetic attraction mode.

6. The backpack fire extinguisher of claim 2, wherein: the side surface of the shoulder strap (102 a) is provided with a shoulder strap elastic sheet (3).

7. The backpack fire extinguisher of claim 1, wherein: and a box body elastic sheet (4) is arranged in an area between the two shoulder belt units (1) on the side surface of the fire extinguisher box body (11).

8. The backpack fire extinguisher of claim 7, wherein: an elastic piece slot (5) is arranged in the box elastic piece (4), and a cover cloth (6) used for sealing the mouth during escape is arranged in the elastic piece slot (5).