阅读说明：本技术 一种具有快速装配功能的背式消防设备 (Back-mounted fire fighting equipment with rapid assembly function ) 是由 姜芬 汪宏伟 于 2021-09-14 设计创作，主要内容包括：本发明涉及消防器械技术领域,尤其涉及一种具有快速装配功能的背式消防设备。本发明要解决的技术问题是灭火部件与背负组件为固定连接,难以进行分离,不仅使用者穿戴和更换较为麻烦,且不利于在火场内的自救和救援。为了解决上述技术的问题,本发明提供了一种具有快速装配功能的背式消防设备,本发明由快速释放机构和纵向速接机组成,无需对高重量的设备进行整体穿戴,使用更加方便,提高了穿戴效率,可通过拉柄对背板连接的灭火部件进行快速的释放脱离,有效提高了灭火器的更换速度,保证了灭火救援效率,快速释放脱离灭火部件消防员降低负载、提高逃生便利性,整体使用更加灵活,便于消防员背负伤者。(The invention relates to the technical field of fire fighting equipment, in particular to a back-type fire fighting device with a rapid assembly function. The technical problem to be solved by the invention is that the fire extinguishing component and the bearing component are fixedly connected and are difficult to separate, so that the wearing and the replacement of a user are troublesome, and the self-rescue and the rescue in a fire scene are not facilitated. In order to solve the technical problems, the invention provides a back-type fire fighting device with a rapid assembly function, which consists of a rapid release mechanism and a longitudinal quick-connecting machine, does not need to be worn integrally on a device with high weight, is more convenient to use, improves the wearing efficiency, can rapidly release and separate a fire extinguishing part connected with a back plate through a pull handle, effectively improves the replacement speed of a fire extinguisher, ensures the fire extinguishing and rescue efficiency, reduces the load of a fireman who releases and separates the fire extinguishing part rapidly, improves the escape convenience, is more flexible to use integrally, and is convenient for the fireman to bear the wounded.)

1. The utility model provides a back of body formula fire-fighting equipment with rapid Assembly function, includes fire extinguishing agent bottle (1), gas cylinder (2) and backplate (3), its characterized in that: a double-way pressure reducer (4) is arranged between the fire extinguishing agent bottle (1) and the high-pressure gas bottle (2) and at the bottom of the fire extinguishing agent bottle (1) and the high-pressure gas bottle (2), connectors at the bottoms of the fire extinguishing agent bottle (1) and the high-pressure gas bottle (2) are connected with the double-way pressure reducer (4) in a screwed mode through pressure pipes (5), and an aerosol sprayer (6) is connected to the surface of the double-way pressure reducer (4) in a screwed mode;

the upper side and the lower side of the surfaces of the fire extinguishing agent bottle (1) and the high-pressure gas cylinder (2) are both bound with binding belts (7), the number of the binding belts (7) is four, two binding belts (7) are sewn with each other in a group, the fire extinguishing agent bottle (1) and the high-pressure gas cylinder (2) are connected in parallel through the binding belts (7), the surfaces of the four binding belts (7) are both fixedly connected with clamping columns (8), and one ends of the clamping columns (8), which are opposite to the binding belts (7), are fixedly connected with magnetic suction heads (9);

one side fixedly connected with multiple spot braces (10) on backplate (3) surface, and the vertical quick-connect mechanism of opposite side fixedly connected with (11) on backplate (3) surface, magnetic suction head (9) joint is inside vertical quick-connect mechanism (11), the downside on backplate (3) surface inlays and is equipped with quick-release mechanism (12) with vertical quick-connect mechanism (11) matched with, and the surface of backplate (3) is seted up with vertical quick-connect mechanism (11) matched with shank caulking groove (13).

2. A back-mounted fire fighting apparatus with quick-fit function as recited in claim 1, wherein: the longitudinal quick-connecting mechanism (11) comprises four positioning seats (1101), the four positioning seats (1101) are distributed in a rectangular shape along the surface of the back plate (3) and correspond to the four magnetic suction heads (9) one by one, and T-shaped connecting grooves (1102) matched with the magnetic suction heads (9) are formed in the surface of each positioning seat (1101);

side holes (1103) are symmetrically formed in two sides of the inner wall of the T-shaped connecting groove (1102), a stagnation sliding head (1104) matched with the magnetic suction head (9) is slidably inserted into the side holes (1103), a top spring (1105) is placed between the inner wall of the side holes (1103) and the stagnation sliding head (1104), and two ends of the top spring (1105) are respectively overlapped with the stagnation sliding head (1104) and the side holes (1103);

a column groove (1106) communicated with the T-shaped connecting groove (1102) is formed in the surface of the back plate (3) and at the joint of the back plate and the positioning seat (1101), a magnetic suction seat (1107) matched with the magnetic suction head (9) is inserted in the column groove (1106) in a sliding mode, a tension spring (1108) is placed between the inner wall of the column groove (1106) and the magnetic suction seat (1107), and two ends of the tension spring (1108) are respectively welded with the magnetic suction seat (1107) and the column groove (1106);

the inside and the upper and lower both sides in post groove (1106) of backplate (3) all seted up and connect parallel groove (1109) of groove (1102) intercommunication with the T shape, the inside cunning of parallel groove (1109) is inserted and is had latch arm (1110), and latch arm (1110) fixed connection is on magnetism inhale seat (1107), the inner wall that the T shape connects groove (1102) is seted up and is inserted latch arm (1110) matched with draw-in groove (1111).

3. A back-mounted fire fighting apparatus with quick-fit function as recited in claim 1, wherein: the quick release mechanism (12) comprises a hollow groove (1201), the hollow groove (1201) is arranged at one corner of the bottom surface of the back plate (3), a support shaft (1202) is rotatably connected inside the hollow groove (1201), a pull handle (1203) is welded on the surface of the support shaft (1202), a torsion spring (1204) is sleeved on the surface of the support shaft (1202), and two ends of the torsion spring (1204) are respectively inserted into the surface of the pull handle (1203) and the insertion hole in the inner wall of the hollow groove (1201);

wire casing (1205) that correspond with vertical quick-connect mechanism (11) are seted up to the inner wall of cavity slot (1201), and the inside interlude of wire casing (1205) has and vertical quick-connect mechanism (11) matched with release steel cable (1206), the fixed surface of back shaft (1202) has cup jointed line wheel (1207), release steel cable (1206) fixed connection is on line wheel (1207).

4. A back-mounted fire fighting apparatus with quick-fit function as recited in claim 1, wherein: the top of the back plate (3) is integrally formed with an auxiliary handrail.

5. A back-mounted fire fighting apparatus with quick-fit function as recited in claim 1, wherein: and fast-inserting binding bands matched with the leg embedding grooves (13) are fixedly connected to two sides of the surface of the back plate (3).

6. A back-mounted fire fighting apparatus with quick-fit function as recited in claim 2, wherein: the surface of the positioning seat (1101) is wrapped with a cotton sleeve.

7. A back-mounted fire fighting apparatus with quick-fit function as recited in claim 2, wherein: the inner wall of side opening (1103) has seted up the spacing groove, the surface of stagnation position slippery fellow (1104) just is at spacing inslot fixedly connected with anticreep dop.

8. A back-mounted fire fighting apparatus with quick-fit function as recited in claim 3, wherein: and a bearing is arranged at the joint of the support shaft (1202) and the hollow groove (1201).

Technical Field

The invention relates to the technical field of fire fighting equipment, in particular to a back-type fire fighting device with a rapid assembly function.

Background

With the rapid economic development of the world, high-rise buildings and super high-rise buildings emerge in various cities, the potential safety hazard of the buildings is more and more concerned by the public as the buildings are built higher, and the loss caused by the fire of the high-rise buildings is larger and larger from the fire incident of various buildings in recent years. Although each layer of the high-rise building is provided with the fire-fighting equipment, because of the high rise, the fire with stronger air permeability spreads faster, and the fire can not be extinguished only by the fire-fighting equipment, so the place with the fire usually has the firemen, and the firemen can deal with the fire with the equipment and means which are the most complete, wherein the firemen needing to enter the fire scene for rescue are all carried with the backpack spray fire-fighting equipment to deal with the sudden harm.

At present, most of common back-type fire extinguishers are used by fixing straps and two types of tank bodies together and carrying the tank bodies by firemen. The inventor finds that the prior art has the following problems in the process of researching common back-type fire extinguishers: the fire extinguishing part and the bearing component of the existing equipment are fixedly connected and difficult to separate, so that the wearing and the replacement of a user are troublesome, and the fire extinguishing part is not beneficial to self rescue and rescue in a fire scene.

Disclosure of Invention

Aiming at the defects of the prior art, the invention provides a back-type fire fighting device with a rapid assembly function, which solves the problems that a fire extinguishing component and a back-carrying component of the prior device are fixedly connected and are difficult to separate, a user is troublesome to wear and replace, and self rescue and rescue in a fire scene are not facilitated.

In order to achieve the purpose, the invention is realized by the following technical scheme: the utility model provides a back of body formula fire equipment with rapid Assembly function, includes fire extinguishing agent bottle, gas cylinder and backplate, just install the double-circuit pressure reducer in the bottom between fire extinguishing agent bottle and the gas cylinder, and the connector of fire extinguishing agent bottle and gas cylinder bottom all connects with the double-circuit pressure reducer soon through withstand voltage pipe, the surface of double-circuit pressure reducer has connect the aerial fog sprayer soon.

The upper side and the lower side of the surfaces of the fire extinguishing agent bottle and the high-pressure gas bottle are both tied with binding belts, the number of the binding belts is four, two binding belts are used as a group to be sewn, the fire extinguishing agent bottle and the high-pressure gas bottle are connected in parallel through the binding belts, the surfaces of the four binding belts are fixedly connected with clamping columns, and the clamping columns are back to back and are fixedly connected with magnetic suction heads.

The magnetic suction head is clamped inside the longitudinal quick-connecting mechanism, a quick-releasing mechanism matched with the longitudinal quick-connecting mechanism is embedded in the lower side of the surface of the back plate, and a leg embedding groove matched with the longitudinal quick-connecting mechanism is formed in the surface of the back plate.

Preferably, the longitudinal quick-connecting mechanism comprises four positioning seats, the four positioning seats are distributed in a rectangular shape along the surface of the back plate and correspond to the four magnetic suction heads one by one, and T-shaped connecting grooves matched with the magnetic suction heads are formed in the surfaces of the positioning seats.

The side opening has been seted up to the bilateral symmetry of T shape connecting groove inner wall, the inside of side opening is slided to be inserted and is had the slide head of the position of stagnating with magnetic suction head matched with, and has placed the top spring between the inner wall of side opening and the slide head of the position of stagnating, the both ends of top spring respectively with the slide head of the position of stagnating and side opening overlap joint.

The surface of the back plate and the joint of the back plate and the positioning seat are provided with a column groove communicated with the T-shaped connecting groove, the magnetic suction seat matched with the magnetic suction head is slidably inserted into the column groove, a tension spring is placed between the inner wall of the column groove and the magnetic suction seat, and two ends of the tension spring are respectively welded with the magnetic suction seat and the column groove.

The inside of backplate and all set up the parallel connection groove that connects the groove to communicate with the T shape in the upper and lower both sides in post groove, the inside sliding insertion in parallel connection groove has the mortise lock arm, and mortise lock arm fixed connection is on the seat is inhaled to the magnetism, the T shape connects the inner wall in groove to set up with mortise lock arm matched with draw-in groove.

Preferably, quick-release mechanism includes the cavity groove, the cavity groove is seted up in the one corner of backplate bottom surface, and the inside rotation of cavity groove is connected with the back shaft, the skin weld of back shaft has the pull handle, and the surface cover of back shaft has the torsional spring, peg graft respectively in the jack of pull handle surface and cavity inslot wall at the both ends of torsional spring.

The inner wall of the hollow groove is provided with a wire groove corresponding to the longitudinal quick connection mechanism, a release steel cable matched with the longitudinal quick connection mechanism is inserted into the wire groove, the surface of the supporting shaft is fixedly sleeved with the wire wheel, and the release steel cable is fixedly connected to the wire wheel.

Preferably, the top of the back plate is integrally formed with an auxiliary handrail.

Preferably, the two sides of the surface of the back plate are fixedly connected with quick-insertion binding bands matched with the leg caulking grooves.

Preferably, the surface of the positioning seat is wrapped with a cotton sleeve.

Preferably, the inner wall of the side hole is provided with a limiting groove, and the surface of the stagnation sliding head is fixedly connected with an anti-falling chuck in the limiting groove.

Preferably, a bearing is arranged at the joint of the support shaft and the hollow groove.

Advantageous effects

The invention provides a back-type fire fighting device with a rapid assembly function. Compared with the prior art, the method has the following beneficial effects:

(1) this back of body formula fire equipment with rapid Assembly function is through setting up the fire extinguishing agent bottle, gas cylinder and the backplate of separation state to carry out the high-speed joint through vertical quick-operation mechanism, can dress the backplate in advance, the repacking part of putting out a fire, make the fireman need not to carry out whole wearing to the equipment of high weight, it is more convenient to use, has improved wearing efficiency.

(2) This back of body formula fire equipment with rapid Assembly function carries out quick release through setting up quick release mechanism and vertical quick-connect mechanism cooperation, and the fire extinguishing parts that the fire fighter's accessible pull handle was connected to the backplate after fire extinguishing agent bottle, gas cylinder use up carries out quick release and breaks away from, has effectively improved the change speed of fire extinguisher, has guaranteed the rescue efficiency of putting out a fire.

(3) This back of body formula fire equipment with rapid Assembly function is through setting up quick release mechanism for when taking place the emergency situation and need the fireman to flee rapidly in the scene of a fire, break away from the part of putting out a fire through the pull handle quick release and reduce the load, improve the convenience of fleing, wholly use more in a flexible way.

(4) This back of body formula fire equipment with rapid Assembly function passes through quick release mechanism and vertical quick-connect mechanism cooperation, can break away from the part of putting out a fire when the person that will hinder bears out the fire scene, and the person that is wounded is born to the fire fighter of being convenient for to cooperation positioning seat, shank caulking groove carry out the bearing to the person that injures fixed, have reduced the intervention of fire fighter, make the fire fighter can be absorbed in and break away from the fire scene, have improved the rescue security.

Drawings

FIG. 1 is a schematic perspective view of the structure of the present invention;

FIG. 2 is an enlarged view of the invention at A in FIG. 1;

FIG. 3 is a schematic perspective view of the magnetic chuck and the clamp column in FIG. 1;

FIG. 4 is a schematic perspective view of a back plate in FIG. 1 according to the present invention;

FIG. 5 is a front sectional view taken at B in FIG. 4 in accordance with the present invention;

FIG. 6 is a right side cross-sectional view of the longitudinal quick connect mechanism of FIG. 4 in accordance with the present invention;

fig. 7 is a front sectional view of the longitudinal quick-connect mechanism of fig. 4 in accordance with the present invention.

In the figure: 1. a fire suppressant bottle; 2. a high pressure gas cylinder; 3. a back plate; 4. a two-way pressure reducer; 5. a pressure resistant pipe; 6. an aerosol sprayer; 7. a binding band; 8. clamping the column; 9. a magnetic suction head; 10. a multi-point harness; 11. a longitudinal quick-coupling mechanism; 1101. positioning seats; 1102. a T-shaped connecting groove; 1103. a side hole; 1104. sliding the head at a stagnation position; 1105. a spring is supported; 1106. a column groove; 1107. a magnetic attraction seat; 1108. a tension spring; 1109. parallel connection grooves; 1110. a latch arm; 1111. a card slot; 12. a quick release mechanism; 1201. a hollow groove; 1202. a support shaft; 1203. pulling a handle; 1204. a torsion spring; 1205. a wire slot; 1206. releasing the steel cable; 1207. a wire wheel; 13. leg caulking grooves.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-7, a back-type fire fighting equipment with fast assembly function, comprising a fire extinguishing agent bottle 1, a high pressure gas bottle 2 and a back plate 3, a two-way pressure reducer 4 is installed between the fire extinguishing agent bottle 1 and the high pressure gas bottle 2 and at the bottom, the two-way pressure reducer is used for low pressure output, has high requirements on pressure precision and outlet flow, can be used for various gas cylinders and gas pipelines, the valve body is internally decompressed twice, the outlet pressure is more stable than that of a common single-stage pressure reducer, and the connectors at the bottoms of the fire extinguishing agent bottle 1 and the high pressure gas bottle 2 are both screwed with the two-way pressure reducer 4 through a pressure pipe 5, the surface of the two-way pressure reducer 4 is screwed with a gas spray injector 6, utilizes the great kinetic energy generated by the instant release of compressed air to lead the air and the liquid fire extinguishing agent such as clean water to collide and mix in a very short time, and is accelerated by a nozzle, expands and atomizes suddenly and sprays instantly, the high-speed and high-density superfine water mist flow is generated and directly reaches the root of the fire source, and three fire extinguishing principles of blowing-off, suffocation and cooling are integrated, so that the aim of efficiently and quickly extinguishing fire is fulfilled;

the upper side and the lower side of the surfaces of the fire extinguishing agent bottle 1 and the high-pressure gas bottle 2 are both bound with binding belts 7, the number of the binding belts 7 is four, two of the four binding belts 7 are mutually sewn together, the fire extinguishing agent bottle 1 and the high-pressure gas bottle 2 are mutually connected in parallel through the binding belts 7, the surfaces of the four binding belts 7 are all fixedly connected with clamping columns 8, and one ends of the clamping columns 8, which are opposite to the binding belts 7, are fixedly connected with magnetic suction heads 9;

one side fixedly connected with multiple spot braces 10 on 3 surfaces of backplate for bear backplate 3 in the back, and 3 surperficial opposite side fixedly connected with vertical quick-connect mechanism 11 of backplate, 9 joints of magnetism are inside vertical quick-connect mechanism 11, 3 surperficial downside inlays and is equipped with and vertical quick-connect mechanism 11 matched with quick-release mechanism 12 of backplate, and the surface of backplate 3 seted up with vertical quick-connect mechanism 11 matched with shank caulking groove 13, release extinguishing agent bottle 1 and high pressure gas cylinder 2 can put into leg caulking groove 13 when bearing the wounded supplementary fixed.

In the invention, the longitudinal quick-connecting mechanism 11 comprises four positioning seats 1101, the four positioning seats 1101 are distributed along the surface of the back plate 3 in a rectangular shape and correspond to the four magnetic suction heads 9 one by one, the surface of the positioning seats 1101 is provided with T-shaped connecting grooves 1102 matched with the magnetic suction heads 9, and the magnetic suction heads 9 and the clamping columns 8 can be inserted into the T-shaped connecting grooves 1102 from the upper side and the lower side of the T-shaped connecting grooves 1102 in a sliding manner;

side holes 1103 are symmetrically arranged on both sides of the inner wall of the T-shaped connecting groove 1102, a static sliding head 1104 matched with the magnetic suction head 9 is inserted in the side holes 1103 in a sliding way, and a top spring 1105 is arranged between the inner wall of the side hole 1103 and the stagnation sliding head 1104, two ends of the top spring 1105 are respectively lapped with the stagnation sliding head 1104 and the side hole 1103, the top spring 1105 pushes the stagnation sliding head 1104 outwards in a normal state, the stagnation sliding head 1104 pops out in the T-shaped connecting groove 1102 to block the magnetic suction head 9, after the fire extinguishing agent bottle 1 and the high pressure gas bottle 2 are inserted into the positioning seat 1101 through the clamping column 8 and the magnetic suction head 9 in a sliding way, the elasticity of the top spring 1105 is enough to support in a static state, the device is difficult to provide clamping stagnation fixing effect when in use and movement and shaking, the effect is mainly used for conveniently filling and replacing the fire extinguishing agent bottle 1 and the high-pressure gas bottle 2, and the alignment of the magnetic suction head 9 and the magnetic suction seat 1107 can not cause adverse effects when the fire extinguishing agent bottle 1 and the high-pressure gas bottle 2 are released;

a column groove 1106 communicated with the T-shaped connecting groove 1102 is formed in the surface of the back plate 3 at the joint of the surface of the back plate and the positioning seat 1101, a magnetic suction seat 1107 matched with the magnetic suction head 9 is inserted in the column groove 1106 in a sliding manner, a tension spring 1108 is arranged between the inner wall of the column groove 1106 and the magnetic suction seat 1107, two ends of the tension spring 1108 are respectively welded with the magnetic suction seat 1107 and the column groove 1106, the magnetic suction seat 1107 is pulled by the tension spring 1108 to slide inwards in a normal state, and the magnetic suction head 9 can adsorb the magnetic suction seat 1107 to slide outwards after being inserted into the T-shaped connecting groove 1102 in a sliding manner;

the inside of backplate 3 and all seted up the parallel connection groove 1109 that connects groove 1102 to communicate with the T shape in the upper and lower both sides of post groove 1106, the inside sliding insertion of parallel connection groove 1109 has mortise lock arm 1110, and mortise lock arm 1110 fixed connection is on magnetism suction seat 1107, the T shape connects the inner wall of groove 1102 to offer with mortise lock arm 1110 matched with draw-in groove 1111, the magnetism suction seat 1107 that slides outward drives mortise lock arm 1110 synchronous motion to the upper and lower both sides of magnetic suction head 9 and inserts in draw-in groove 1111, lock the position of magnetic suction head 9 with this closed positioning seat 1101, realize the firm of being connected of fire extinguishing agent bottle 1 and high-pressure gas cylinder 2 and backplate 3.

In the invention, the quick release mechanism 12 comprises a hollow groove 1201, the hollow groove 1201 is arranged at one corner of the bottom surface of the backboard 3, the interior of the hollow groove 1201 is rotatably connected with a support shaft 1202, a pull handle 1203 is welded on the surface of the support shaft 1202, a torsion spring 1204 is sleeved on the surface of the support shaft 1202, two ends of the torsion spring 1204 are respectively inserted into jacks on the surface of the pull handle 1203 and the inner wall of the hollow groove 1201, and the torsion spring 1204 drives the support shaft 1202 to normally rotate anticlockwise so as to attach the pull handle 1203 to the surface of the backboard 3;

the wire casing 1205 that corresponds with vertical quick-connect mechanism 11 is seted up to the inner wall of hollow groove 1201, and the inside interlude of wire casing 1205 has the release steel cable 1206 with vertical quick-connect mechanism 11 matched with, release steel cable 1206 connects promptly on magnetism suction seat 1107, the fixed surface of back shaft 1202 has cup jointed line wheel 1207, release steel cable 1206 fixed connection is on line wheel 1207, pulling pull 1203 drives back shaft 1202 and line wheel 1207 clockwise rotation and can coil release steel cable 1206, with this pulling magnetism suction seat 1107 internal slip release latch arm 1110 to the locking of magnetism suction head 9, fire extinguishing agent bottle 1 and the high-pressure gas cylinder 2 accessible of this moment rock or the pulling breaks away from the roll-off fast from the positioning seat 1101.

In the invention, the top of the back plate 3 is integrally formed with the auxiliary handrail, so that a fireman can conveniently grasp and fix the fireman when releasing the fire extinguishing agent bottle 1 and the high-pressure gas bottle 2 to bear a wounded person, and the danger caused by encircling the neck of the fireman is avoided.

In the invention, the two sides of the surface of the back plate 3 are fixedly connected with the fast-inserting binding bands matched with the leg embedding grooves 13, and the fast-inserting binding bands are used for assisting and fixing a bearing wounded person, so that the rescue safety is better.

In the invention, the surface of the positioning seat 1101 is coated with a cotton sleeve, so that secondary injury to a backpack wounded person is avoided.

In the invention, the inner wall of the side hole 1103 is provided with a limit groove, and the surface of the stagnation sliding head 1104 is fixedly connected with an anti-falling chuck in the limit groove.

In the invention, the bearing is arranged at the joint of the support shaft 1202 and the hollow groove 1201, and the bearing can effectively reduce the friction coefficient of the support shaft 1202 in the motion process, and can ensure the rotation precision of the support shaft 1202 while limiting.

When in use, firstly, the back plate 3 is carried on the back of a fireman through the multi-point braces 10, then the fire extinguishing agent bottle 1 and the high-pressure gas bottle 2 are slid and inserted into the positioning seat 1101 through the clamping column 8 and the magnetic suction head 9, the elasticity of the top spring 1105 is enough to support in a static state, and the device is difficult to provide a clamping stagnation fixing effect during use, movement and shaking, the above effects are mainly used for facilitating the loading and replacement of the fire extinguishing agent bottle 1 and the high-pressure gas bottle 2, and the alignment of the magnetic suction head 9 and the magnetic suction seat 1107, and no adverse effect is caused when the fire extinguishing agent bottle 1 and the high-pressure gas bottle 2 are released, after the magnetic suction head 9 is slid and inserted into the T-shaped connecting groove 1102, the magnetic suction seat 1107 can be attracted by magnetic force to slide outwards, and the inserting locking arms 1110 are driven to synchronously move to the upper side and the lower side of the magnetic suction head 9 and inserted into the clamping grooves 1111, so that the position of the magnetic suction head 9 is locked by the closed positioning seat 1101, and the stable connection of the fire extinguishing agent bottle 1 and the high-pressure gas bottle 2 and the back plate 3 is realized, when the fire extinguishing agent bottle 1 and the high-pressure gas bottle 2 are used up and need to be replaced, the pull handle 1203 is pulled to drive the support shaft 1202 and the wire wheel 1207 to rotate clockwise to wind and release the steel cable 1206, thus, the magnetic suction seat 1107 is pulled to slide inwards to release the locking of the mortise lock arm 1110 on the magnetic suction head 9, at the moment, the fire extinguishing agent bottle 1 and the high-pressure gas bottle 2 can quickly break away from the positioning seat 1101 by shaking or pulling and slide out, and are refilled, meanwhile, when a fire fighter needs to escape quickly in case of emergency in a fire scene, the pull handle 1203 can be released quickly to separate from the fire extinguishing component to reduce load and improve the escape convenience, the whole use is more flexible, and can repeat above-mentioned operation when needs are born the wounded and are gone out the scene of a fire, improve rescue efficiency to cooperation positioning seat 1101, shank caulking groove 13 carry out the bearing fixed to the wounded, have reduced fireman's intervention, make the fireman can be absorbed in and break away from the scene of a fire, have improved rescue security.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.