CN110721427B

CN110721427B - Ground support of general portable fire extinguishing device

Info

Publication number: CN110721427B
Application number: CN201911127396.5A
Authority: CN
Inventors: 张鉴林; 陈志跃
Original assignee: Jiujiang Lufeng Fire Equipment Co ltd
Current assignee: Jiujiang Lufeng Fire Equipment Co ltd
Priority date: 2019-11-18
Filing date: 2019-11-18
Publication date: 2024-04-09
Anticipated expiration: 2039-11-18
Also published as: CN110721427A

Abstract

The ground support is used for supporting a fire extinguishing main body of the general portable fire extinguishing device, the fire extinguishing main body comprises an upper main body and a lower main body which are detachably connected, the bottom of the lower main body is connected with a liquid inlet connector, the connecting end of the liquid inlet connector and the lower main body forms a clamping plate connected with the ground support, and a liquid outlet hole is formed in the outer wall of the liquid inlet connector; the ground support comprises a support fixing seat, a support leg mechanism is pivoted on each outer wall of the support fixing seat, and a counterweight water bag connected with the liquid outlet through a water pipe is arranged at the bottom of the support fixing seat. According to the fire-fighting truck, the three support leg mechanisms connected with the support leg fixing seat can be folded, the balance weight water bag can be filled with fire-extinguishing water quickly when the fire-fighting truck is used, the stability of the water gun in water injection fire-extinguishing is achieved, and the water outlet of the balance weight water bag is opened after the fire-extinguishing truck stops being used for water drainage and folding, so that the detachable fire-extinguishing main body, the support leg fixing seat of the folding support leg mechanism and the folding balance weight water bag are contained in a tool box of the fire-fighting truck.

Description

Ground support of general portable fire extinguishing device

Technical Field

The invention relates to the technical field of fire extinguishment, in particular to a ground support of a general portable fire extinguishing device.

Background

At present, fire rescue workers at home and abroad must hold a water gun to be close to a fire scene to shoot water to extinguish fire when rescuing fires in various places. The existing water gun is only one type of hand-held type, and in the process of extinguishing a fire, the huge reaction force and strong heat radiation of the water gun, a large amount of toxic and harmful gases in a fire scene, collapse and explosion which are possibly generated at any time and other severe factors cause great threat to the health and life safety of rescue workers. How to find a method for effectively extinguishing fire and breaking out rescue workers from extremely dangerous environments with high labor intensity and severe environments and threatening the life safety of the rescue workers at any time, the physical health and life safety of the rescue workers are ensured to the greatest extent, and the labor intensity of the rescue workers is reduced, so that the method is a common wish of all firefighting rescue workers, firefighting scientific researchers and all rescue equipment manufacturers.

Disclosure of Invention

Based on this, it is an object of the present invention to provide a floor stand for a general portable fire extinguishing apparatus, which is detachably connected to a fire extinguishing body, and which supports the fire extinguishing body while being used on the floor instead of a firefighter.

The ground support is used for supporting a fire extinguishing main body of the general portable fire extinguishing device when the general portable fire extinguishing device is used on the ground, the fire extinguishing main body comprises an upper main body and a lower main body which are detachably connected, the bottom of the lower main body is connected with a liquid inlet connector, the connecting end of the liquid inlet connector and the lower main body forms a clamping plate connected with the ground support, and a liquid outlet hole is formed in the outer wall of the liquid inlet connector;

the ground support comprises a U-shaped support fixing seat, a support locking mechanism is arranged at one end of the support fixing seat, which faces away from the U-shaped opening, and support sliding grooves are formed in the tops of the U-shaped arms and are arranged in opposite directions, the support sliding grooves are connected with the clamping plates, and the tops of the support locking mechanisms extend into the bottoms of the clamping plates to be clamped;

a supporting leg mechanism is pivoted on each outer wall of the support fixing seat, a balance weight water bag connected with the liquid outlet hole through a water pipe is arranged at the bottom of the support fixing seat, three groups of buckles are arranged at the top of the balance weight water bag, and each group of buckles is connected with one supporting leg mechanism.

Compared with the prior art, the ground support is detachably connected with the fire extinguishing main body, the three support leg mechanisms connected with the support fixing seat can be folded, the balance weight water bag can be filled with fire extinguishing water quickly when in use, the balance weight water bag can play a role in stabilizing the water gun in water injection fire extinguishing, and the water outlet of the balance weight water bag is opened after the use is stopped for water drainage and folding, so that the detachable fire extinguishing main body, the support fixing seat of the folding support leg mechanism and the folding balance weight water bag are contained in a tool box of a fire engine.

Further, the included angle between every two supporting leg mechanisms is 120 degrees.

Further, the outer walls of the two sides of the support fixing seat are respectively provided with a first supporting lug, the outer sides of the first supporting lugs are pivoted with a supporting leg mechanism, the outer wall of one end of the support fixing seat, which is opposite to the U-shaped opening, is provided with a second supporting lug, and the outer sides of the second supporting lugs are pivoted with a supporting leg mechanism, and the top of the supporting leg mechanism is embedded with the support locking mechanism.

Further, the second support lug comprises a second support seat arranged on the support fixing seat, a second support rod connected with the second support seat and extending back to the support fixing seat, and a support leg mechanism is pivoted at the tail end of the second support rod;

the outer end face of the second support is provided with a fixing hole, a waist-shaped hole and a locking hole, the top end face of the second support is provided with a locking hole, and the locking end of the support locking mechanism extends out of the locking hole and is clamped with the bottom of the clamping plate.

Further, the support locking mechanism comprises a positioning ejector rod, a locking spring and a locking spring seat, wherein the positioning ejector rod, the locking spring and the locking spring seat are arranged in the locking hole and are connected, the push rod is connected with the positioning ejector rod, the tail end of the push rod extends out of the waist-shaped hole, the push rod is connected with the middle part of a pulling rod, the head end of the pulling rod forms a hand holding part, the tail end of the pulling rod is connected with the fixing hole through a screw, when locking is performed, the pulling rod is pushed upwards through the hand holding part, so that the push rod pushes the positioning ejector rod upwards, and the top of the positioning ejector rod extends out of the bottom of the locking Kong Kajin clamping plate.

Further, the first support lug comprises a first support seat arranged on the support fixing seat, a first support rod connected with the first support seat and extending back to the direction of the support fixing seat, and a support leg mechanism is pivoted at the tail end of the first support rod.

Further, the leg mechanism comprises a leg rod, one end of the leg rod is pivoted with the tail end of the first supporting rod through an upper shaft lug, the other end of the leg rod is fixedly connected with the supporting leg through a lower shaft lug, and the leg rod is connected with the belt buckle.

Further, the lower shaft lug comprises an embedded end connected with the support leg rod, a support leg hole connected with the embedded end, the support leg is arranged in the support leg hole, and an included angle between the axis of the support leg hole and the embedded end is an obtuse angle.

Further, a fine adjustment screw is arranged in the supporting leg.

Further, the top of the counterweight water bag is provided with a water inlet flange, the top of the water inlet flange is provided with a pressure reducing valve, the pressure reducing valve is connected with the liquid outlet hole through a water pipe, and the bottom of the counterweight water bag is provided with a water outlet.

Drawings

FIG. 1 is a schematic view of a general portable fire extinguishing apparatus according to an embodiment of the present invention;

FIG. 2 is a schematic view of the fire extinguishing body of FIG. 1;

FIG. 3 is a schematic view of the liquid inlet joint in FIG. 2;

FIG. 4 is a schematic view of the structure of the pitching functional pendulum of FIG. 2;

FIG. 5 is a schematic view of the transition shaft of FIG. 2;

FIG. 6 is an exploded view of the pitch drive assembly of FIG. 2;

FIG. 7 is a schematic view of the horizontal rotary drive assembly of FIG. 2;

FIG. 8 is an exploded view of the horizontal rotary drive assembly of FIG. 7;

fig. 9 is a schematic view showing the structure of a fire extinguishing body according to another embodiment of the present invention;

FIG. 10 is an exploded view of the pitch drive assembly of FIG. 9;

FIG. 11 is an exploded view of the horizontal rotary drive assembly of FIG. 9;

FIG. 12 is a schematic view of the ground bracket of FIG. 1;

FIG. 13 is a schematic view of the leg mechanism of the floor stand of FIG. 12 in a collapsed configuration;

FIG. 14 is a schematic view of an assembled structure of the bracket fixing base, the second lugs and the bracket locking mechanism in FIG. 12;

FIG. 15 is a schematic view of the second lug of FIG. 14;

FIG. 16 is a schematic view of the first lug of FIG. 12;

FIG. 17 is a schematic view of the foot mechanism of FIG. 13;

FIG. 18 is a schematic view of the lower lug of FIG. 17;

FIG. 19 is a schematic view showing a structure of a general portable fire extinguishing apparatus according to another embodiment of the present invention;

FIG. 20 is a schematic view of the clamping bracket of FIG. 19;

FIG. 21 is a schematic view of the first and second clamping jaws of the clamping bracket of FIG. 20 in a collapsed state;

FIG. 22 is a schematic view of an assembled structure of the clamping holder and the clamping and locking mechanism of FIG. 20;

FIG. 23 is an exploded view of the clamp lock mechanism of FIG. 22;

FIG. 24 is a schematic view of the fine adjustment mechanism of FIG. 20;

fig. 25 is a schematic structural view of the second locking mechanism in fig. 20.

Description of main reference numerals:

100. 100 a-a fire extinguishing body; 10-an upper body; 101-a pitch function pendulum; 1011-pitch cavity; 1012-a clamping part; 102-a liquid outlet joint; 103-a transition rotating shaft; 1031-upper shaft; 1032-lower shaft; 1033-a mount; 1034-joint threads; 1035-a snap fitting; 1036-pressure holes; 104-a quick connector; 105-gun head; 106-a control circuit box; 107-a camera; 108-a handle; 11-a lower body; 111. 111 a-a horizontal rotation drive assembly; 1111-a turntable upper plate; 1112-a turntable lower plate; 1113-a swivel; 1114. 1114 a-a rotary drive motor; 1115. 1115a—a horizontal hand wheel; 1116. 1116 a-a sun gear; 1117. 1117 a-planetary gear; 112-liquid inlet joint; 1121-a clamping plate; 1122-a guide rail; 1123-a limit groove; 1124-outlet holes; 12. 12 a-pitch drive assembly; 121-a pitch mounting shell; 1211-a first housing; 1212-a second housing; 122-worm gear; 123. 123 a-worm; 124. 124 a-motor; 125. 125 a-pitch handwheel; 13-adjusting the motor; 14-connecting rods;

200-ground support; 20-a bracket fixing seat; 201-a bracket chute; 202-a first lug; 2021-first mount; 2022-first struts; 203-a second lug; 2031-a second stand; 2032-a second strut; 2033-a fixation hole; 2034-waist-shaped holes; 2035-locking holes; 21-a bracket locking mechanism; 211-positioning the ejector rod; 212-pushing rod; 213-pulling a rod; 214-a hand grip; 215-screw; 22-leg mechanisms; 221-a foot bar; 222-upper shaft ear; 223-lower shaft ear; 2231-embedded end; 2232-leg holes; 224-support feet; 23-a counterweight water bag; 231-a buckle; 232-a water inlet flange; 233-a pressure relief valve;

300-clamping the bracket; 30-clamping the fixing seat; 301-clamping a sliding groove; 302-upper fixing seat; 303-lower fixing seat; 3031-a fixed chute; 3032-a stationary platen; 304-pivoting the shaft; 31-clamping and locking mechanism; 311-a bolt fixing seat; 312-bolt dead bolt; 313-a latch movable piece; 314-a movable trough; 315-automatic latch; 316-a plug pin moving ring; 32-a fixed arm; 321-clamping holes; 322-long slide hole; 33-a first locking mechanism; 331-a first slide; 332-positioning holes; 34-a second locking mechanism; 341-a second carriage; 342-bayonet; 343-handle mount; 344-push-slide handle; 35-a first jaw; 36-a second jaw; 361-jaw mount; 362-pawl; 37-pin joint locking mechanism; 8-a fine adjustment mechanism; 381-an outer drive assembly; 382-fine tuning screw; 383-fine tuning a slider;

40-a second worm gear; 41-a second worm; 42-a third worm gear; 43-third worm.

The invention will be further described in the following detailed description in conjunction with the above-described figures.

Detailed Description

In order that the invention may be readily understood, a more complete description of the invention will be rendered by reference to the appended drawings. Several embodiments of the invention are presented in the figures. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "mounted" on another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1 to 3, a general portable fire extinguishing apparatus according to an embodiment of the present invention includes a fire extinguishing body 100 and a stand detachably connected, the fire extinguishing body 100 including an upper body 10 and a lower body 11 detachably connected;

the upper main body 10 comprises a pitching function swinging part 101, one end of the pitching function swinging part 101 is connected with a liquid outlet joint 102, the other end of the pitching function swinging part is clamped with a hollow transition rotating shaft 103, a quick joint 104 connected with the lower main body 11 is formed at the bottom of the transition rotating shaft 103, the liquid outlet joint 102 is connected with gun heads 105 with different functions through a standard interface at the tail end, and one side of the pitching function swinging part 101 is connected with a pitching driving assembly 12;

the lower main body 11 comprises a horizontal rotation driving assembly 111, a rotation channel is formed in the horizontal rotation driving assembly 111, the upper end of the rotation channel is connected with the quick connector 104 through a quick connector, the lower end of the rotation channel is connected with a liquid inlet connector 112, the liquid inlet connector 112 is connected with a liquid inlet pipeline through a standard connector at the tail end, and the liquid inlet connector 112 and the connecting end of the horizontal rotation driving assembly 111 form a clamping plate 1121 connected with the bracket.

It should be noted that the standard interface in the present invention has a diameter of 65mm to facilitate assembly and disassembly. The universal portable fire extinguishing device can be disassembled into different parts, is convenient to assemble and store in tool boxes of all fire engines, can be connected with gun heads 105 with different functions through standard interfaces, can extinguish fire at different heights through the pitching function swinging part 101, can extinguish fire through 360-degree rotation through the horizontal rotation driving assembly 111, and improves the controllable fire extinguishing area and the operation flexibility of the fire extinguishing device in a fire scene.

Further, according to different application occasions, two different brackets which can be folded are designed, wherein one of the brackets is a ground bracket 200, and the ground bracket 200 supports the fire extinguishing main body 100 of the general portable fire extinguishing device when the general portable fire extinguishing device is used on the ground; the other is a holding bracket 300, and the holding bracket 300 is used for holding the fire extinguishing body 100 of the general portable fire extinguishing apparatus on a wall or a column-shaped object.

Referring to fig. 3, two sides of the locking plate 1121 are formed with guide rails 1122 connected to the bracket, and a limiting groove 1123 locked to the bracket is formed on the lower surface, so as to facilitate assembly and disassembly between the bracket and the lower body 11.

Referring to fig. 2 and 4, the pitching functional swinging member 101 includes a pitching cavity 1011 connected to the liquid outlet connector 102, a clamping portion 1012 extending from the other end of the pitching cavity 1011 and arranged in parallel, a clamping channel communicating with the inside of the pitching cavity 1011 is formed in each clamping portion 1012, and the transition shaft 103 is clamped between the two clamping portions 1012 and communicates with the clamping channels, so as to facilitate the passage of fire extinguishing liquid.

Referring to fig. 2 and 5, the transition shaft 103 includes an upper shaft 1031 engaged with the engaging portion 1012, and a lower shaft 1032 connected to the upper shaft 1031;

a mounting seat 1033 connected with the pitching driving assembly 12 is arranged on one side of the upper shaft 1031, which is away from the pitching function swinging piece 101;

the lower shaft 1032 includes a joint thread 1034 at the end of the lower shaft 1031 and a snap-fit joint 1035 provided on the sidewall of the lower shaft 1031, the snap-fit joint 1035 being positioned above the joint thread 1034, the joint thread 1034 being adapted to facilitate connection with the horizontal rotation drive assembly 111, the snap-fit joint 1035 being adapted to be positioned.

Further, a pressure hole 1036 is provided on a side wall of the lower shaft 1032, and a pressure sensor is installed in the pressure hole 1036, and the pressure sensor is used for detecting a pressure condition of the fire extinguishing liquid in the fire extinguishing apparatus.

Referring to fig. 2 and 6, the pitch drive assembly 12 includes a pitch mounting housing 121, the pitch mounting housing 121 including a first housing 1211 and a second housing 1212 connected;

a worm gear 122 is disposed in the first casing 1211, and the worm gear 122 is connected to the clamping portion 1012 and the upper shaft 1031 through a shaft sleeve;

one side of the second housing 1212 is connected with the mounting seat 1033, a worm 123 meshed with the worm wheel 122 is arranged in the second housing 1212, the bottom of the worm 123 is connected with a motor 124, and the top of the worm 123 is connected with a pitching hand wheel 125 through a speed reducer.

It should be noted that, the coverage area of the gear teeth of the worm wheel 122 is smaller than half the circumference of the worm wheel 122, so as to avoid interference between the liquid outlet joint 102, the standard interface and the gun head 105 with different functions and the horizontal rotation driving assembly 111 during the pitching process.

Referring to fig. 2, 7 and 8, the horizontal rotation driving assembly 111 includes a turntable upper plate 1111 and a turntable lower plate 1112 rotatably connected;

the middle part of the turntable upper plate 1111 protrudes upwards to form a screwing part 1113, the screwing part 1113 is connected with the joint screw 1034, the clamping joint 1035 and the quick interface, and the turntable upper plate 1111 is provided with a rotary driving motor 1114 and a horizontal hand wheel 1115;

a sun gear 1116 fixedly connected with the lower surface of the turntable upper plate 1111 and two planetary gears 1117 meshed with the sun gear 1116 are embedded on the upper surface of the turntable lower plate 1112, one planetary gear 1117 is connected with the rotary driving motor 1114, the other planetary gear 1117 is connected with the horizontal hand wheel 1115 through a speed reducer, and the lower surface of the turntable lower plate 1112 is connected with the liquid inlet joint 112;

the rotating joint 1113, the sun wheel 1116 and the turntable lower plate 1112 are respectively provided with through holes at the middle parts thereof to form the rotating passage so as to facilitate the passage of fire extinguishing liquid in the fire extinguishing apparatus.

In the present invention, the planetary gear 1117 may be driven by the rotary driving motor 1114 to drive the sun gear 1116, so that the horizontal rotation of the turntable upper plate 1111, the transition shaft 103 and the upper body 10 may be automatically achieved by 360 °, or the horizontal rotation of the turntable upper plate 1111, the transition shaft 103 and the upper body 10 may be achieved by manually driving the planetary gear 1117 to drive the sun gear 1116 via the horizontal hand wheel 1115.

Referring to fig. 2, the liquid outlet joint 102 is connected with the variable diameter gun head 105 through a standard interface at the tail end, an adjusting motor 13 is fixed at the bottom of the pitching function swinging part 12, the adjusting motor 13 is located below the liquid outlet joint 102 and is connected with the variable diameter gun head 105 through a hook-hinge-shaped connecting rod 14, and the caliber change of the variable diameter gun head 105 is realized by driving the connecting rod 14 to move through the adjusting motor 13, namely, the spraying amount of fire extinguishing liquid sprayed from the variable diameter gun head 105 is adjusted.

Referring to fig. 2, a power supply is disposed on one side of the pitching functional swinging member 101 opposite to the pitching driving assembly 12, a control circuit box 106 connected to the power supply is disposed on the top end of the pitching functional swinging member, a camera 107 is connected to one side of the control circuit box 106, and the camera 107 has an infrared detection function and can rotate 360 degrees;

the control circuit box 106 is connected with a remote controller in a wireless connection mode, and the remote controller is used for controlling the general portable fire extinguishing device to extinguish fire;

the pitching functional swinging part 101 is provided with a handle 108, and the whole device is conveniently extracted through the handle 108.

In the invention, the condition in the fire scene is monitored by the camera 107, and the monitored condition is fed back to the remote controller for presentation by the control circuit box 106, so that the field of vision of the rescue personnel is enlarged, and the prejudging capability of the rescue personnel on the development trend of the fire scene is improved.

In another preferred embodiment of the present invention, the general portable fire extinguishing apparatus further includes a heat shield for covering the upper body 10 and the lower body 11 to insulate heat, thereby preventing the fire extinguishing body 100 from being damaged by high temperature.

Referring to fig. 9 to 11, in another preferred embodiment of the present invention, a fire extinguishing body 100a in the present embodiment has substantially the same structure as the fire extinguishing body 100 in the previous embodiment, except that the motor structure arrangement in the horizontal rotation driving unit 111a and the motor structure arrangement in the pitch driving unit 12 in the present embodiment are different from the motor structure arrangement in the fire extinguishing body 100.

Specifically, in the present embodiment, in the pitch drive assembly 12a, the bottom of the worm 123a is coaxially connected to the second worm wheel 40, the second worm wheel 40 is engaged with and connected to the second worm 41, and the inner end of the second worm 41 is connected to the motor 124a, and the outer end is connected to the pitch hand wheel 125a.

In the horizontal rotation driving assembly 111, a planetary gear 1117a meshed with the sun gear 1116a is fixedly arranged, a third worm wheel 42 is coaxially connected to the top of the planetary gear 1117a, the third worm wheel 42 is meshed with a third worm 43, an inner end of the third worm 43 is connected with a rotation driving motor 1114a, and an outer end of the third worm 43 is connected with a horizontal hand wheel 1115a.

In this embodiment, first, the overall structure of the fire extinguishing body 100a is symmetrical, so that the appearance is more attractive; secondly, the pitching hand wheel 125a and the horizontal hand wheel 1115a are arranged in the horizontal direction, so that manual operation of firefighters can be facilitated; third, the reduction gear is reduced, and the hand wheel can be directly rotated when the motor does not work, and the hand wheel component is not required to be singly reused.

Referring to fig. 1, 3 and 12 to 14, a ground support 200 of a general portable fire extinguishing apparatus is used for supporting a fire extinguishing main body 100 of the general portable fire extinguishing apparatus when the general portable fire extinguishing apparatus is used on the ground, the fire extinguishing main body 100 comprises an upper main body 10 and a lower main body 11 which are detachably connected, a liquid inlet joint 112 is connected to the bottom of the lower main body 11, a joint plate 1121 connected with the ground support 200 is formed at the connection end of the liquid inlet joint 112 and the lower main body 11, and a liquid outlet hole 1124 is formed on the outer wall of the liquid inlet joint 112;

the ground support 200 comprises a support fixing seat 20 with a U-shaped structure, one end of the support fixing seat 20, which is opposite to the U-shaped opening, is provided with a support locking mechanism 21, the top of the U-shaped arm is provided with a support sliding groove 201 which is opposite to the support sliding groove, the support sliding groove 201 is connected with the clamping plate 1121, and the top of the support locking mechanism 21 stretches into the bottom of the clamping plate 1121 to be clamped, in particular to be clamped with the limiting groove 1123;

each outer wall of the bracket fixing seat 20 is pivoted with a supporting leg mechanism 22, the bottom of the bracket fixing seat is provided with a counterweight water bag 23 connected with the liquid outlet hole 1124 through a water pipe, the top of the counterweight water bag 23 is provided with three groups of buckles 231, and each group of buckles 231 is connected with one supporting leg mechanism 22.

It should be noted that, the bracket fixing base 20 is configured to be U-shaped, so as to facilitate the installation of the liquid inlet connector 112, and avoid interference. The ground support 200 in this embodiment is detachably connected to the fire extinguishing main body 100, the three leg mechanisms 21 connected to the support fixing base 20 can be folded, the weight water bag 23 can be filled with fire extinguishing water quickly when in use, so that the water gun can play a role in stabilizing fire extinguishing by spraying water, and after the use is stopped, the water outlet of the weight water bag 23 is opened to drain water and fold, so that the detachable fire extinguishing main body 100, the support fixing base 20 of the folding leg mechanisms 22 and the folded weight water bag 23 are contained in a tool box of a fire truck.

Referring to fig. 12, the angle between each two leg mechanisms 22 is 120 °, so that the forces borne by the three leg mechanisms 22 are balanced, and the fire extinguishing body 100 is supported more stably.

Referring to fig. 13 and 14, the outer walls of two sides of the support fixing base 20 are respectively provided with a first support lug 202, the outer sides of the first support lugs 202 are pivoted with a supporting leg mechanism 22, the outer wall of one end of the support fixing base 20 facing away from the U-shaped opening is provided with a second support lug 203, the tops of the supporting leg mechanisms 22 and the tops of the second support lugs 203 are embedded with the support locking mechanism 21, and the support locking mechanism 21 is used for locking the support fixing base 20 and the clamping plate 1121, so that the ground support 200 and the lower main body 11 are connected more stably.

Referring to fig. 15, the second support 203 includes a second support 2031 disposed on the support fixing base 20, a second support 2032 connected to the second support 2031 and extending away from the support fixing base 20, and a leg mechanism 22 pivotally connected to the end of the second support 2032;

the outer end surface of the second support 2031 is provided with a fixing hole 2033 and a waist-shaped hole 2034, and the top end surface is provided with a locking hole 2035, so that the installation of the bracket locking mechanism 21 is facilitated, specifically, the locking end of the bracket locking mechanism 21 extends out of the locking hole 2035 and clamps the bottom of the clamping plate 1121, specifically, clamps the limiting groove 1123.

Referring to fig. 14 again, the bracket locking mechanism 21 includes a positioning push rod 211, a locking spring and a locking spring seat, which are disposed in the locking hole 2035 and are connected, the positioning push rod 211 is connected with a push rod 212, the end of the push rod 212 extends out from the waist-shaped hole 2034, the push rod 212 is connected with the middle of a pulling rod 213, the head end of the pulling rod 213 forms a hand grip 214, the end is connected with the fixing hole 2033 through a screw 215, and the position of the end of the pulling rod 213 is limited, so that the pulling rod 213 can rotate around the end.

When the locking is performed, the hand grip 214 is used to dial the shift lever 213 upward, so that the push rod 212 pushes the positioning rod 211 upward, the top of the positioning rod 211 extends out of the locking hole 2035 to clamp the bottom of the clamping plate 1121, and the positioning rod 211 does not slide down under the action of the locking spring. When the fire extinguishing apparatus is disassembled, the hand grip 214 is used to dial the driving lever 213 downwards, so that the positioning push rod 211 is separated from the limiting slot 1123 in the clamping plate 1121, and the support fixing base 20 is slid out of the clamping plate 1121, so that the ground support 200 and the fire extinguishing main body 100 are disassembled.

Referring to fig. 16, the first support 202 includes a first support 2021 disposed on the support fixing base 20, a first support rod 2022 connected to the first support 2021 and extending away from the support fixing base 20, and a leg mechanism 22 pivotally connected to an end of the first support rod 2022, so that the three leg mechanisms 22 are not located on the same half side of the weight-carrying bag 23, resulting in unstable support.

Referring to fig. 13 and 17, the leg mechanism 22 includes a leg bar 221, one end of the leg bar 221 is pivotally connected to the end of the first supporting rod 2022 through an upper shaft ear 222, the other end is fixedly connected to the supporting leg 224 through a lower shaft ear 223, and the leg bar 221 is connected to the buckle 231.

Specifically, the buckle 231 is hung on the leg bar 221, so that on one hand, the disassembly is more convenient, and on the other hand, the downward pulling force of the counterweight water bag 23 on the leg mechanism 22, that is, the downward pressure on the fire extinguishing main body 100 is increased, so that the ground support 200 is more stable on the fire extinguishing main body 100.

Referring to fig. 18, the lower axle lug 223 includes an insertion end 2231 connected to the leg bar 221, a leg hole 2232 connected to the insertion end 2231, and the supporting leg 224 is disposed in the leg hole 2232, and an included angle between an axis of the leg hole 2232 and the insertion end 2231 is an obtuse angle, so that when the ground bracket 200 is in a folded state, the three supporting legs 224 are folded toward the center, so as to be convenient for being stored in a tool box of a fire engine.

Further, a fine adjustment screw is provided in the support leg 224 to adjust the height of each leg mechanism 22 so that the floor stand 200 is in a horizontal state.

Referring to fig. 12, a water inlet flange 232 is disposed at the top of the weight water bag 23, a pressure reducing valve 233 is disposed at the top of the water inlet flange 232, the pressure reducing valve 233 is connected to the liquid outlet 1124 via a water pipe, and a water outlet is disposed at the bottom of the weight water bag 23.

In the use process of the present embodiment, the ground bracket 200 is firstly unfolded on the ground, the ground bracket 200 is in a horizontal state by adjusting the fine adjustment screw, and the buckle 231 of the weight water bag 23 is hung on the support leg 221; connecting the quick connector 104 with a quick interface such that the upper body 10 and the lower body 11 are combined into the fire extinguishing body 100; the clamping plate 1121 is aligned to the bracket chute 201 for sliding installation, and then the top of the bracket locking mechanism 21 extends into the bottom of the clamping plate 1121 for clamping, so as to form a ready-to-use fire extinguishing whole; finally, according to the actual needs of the fire scene, the gun heads 105 with different functions are selected and connected with the liquid outlet joint 102 through the standard interface at the tail end, so as to form the universal portable fire extinguishing device in the embodiment.

Referring to fig. 3 and 19 to 22, a clamping bracket 300 of a general portable fire extinguishing apparatus according to another embodiment of the present invention is provided, the clamping bracket 300 is used for clamping a fire extinguishing main body 100 of the general portable fire extinguishing apparatus on a wall or a column object, the fire extinguishing main body 100 includes an upper main body 10 and a lower main body 11 which are detachably connected, a liquid inlet connector 112 is connected to the bottom of the lower main body 11, and a connection end of the liquid inlet connector 112 and the lower main body 11 forms a clamping plate 1121 connected with the clamping bracket 300;

the clamping bracket 300 comprises a clamping fixing seat 30 with a U-shaped structure, one end of the clamping fixing seat 30, which is opposite to the U-shaped opening, is provided with a clamping locking mechanism 31, the top of the U-shaped arm forms a clamping chute 301 which is opposite to the top, the clamping chute 301 is connected with the clamping plate 1121, and the top of the clamping locking mechanism 31 stretches into the bottom of the clamping plate 1121 to be clamped, in particular to be clamped with the limiting groove 1123;

the bottom sliding connection of centre gripping fixing base 30 transversely sets up fixed arm 32, the one end slip of fixed arm 32 is equipped with first locking mechanism 33, the other end slip is equipped with second locking mechanism 34, the below of first locking mechanism 33 is equipped with the first clamping jaw 35 that can rotate towards second locking mechanism 34, the below of second locking mechanism 34 is equipped with the second clamping jaw 36 that can rotate towards first locking mechanism 33, first clamping jaw 35 and second clamping jaw 36 are used for centre gripping wall body or cylindricality object.

It should be noted that, the clamping fixing base 30 is configured to be U-shaped, so as to facilitate the installation of the liquid inlet connector 112, and avoid interference. In this embodiment, the first clamping jaw 35 and the second clamping jaw 36 can be fixed on a wall or a cylindrical object of a fire scene, so that a reliable fixing body can be ensured in any fire scene, a general portable fire extinguishing device can be quickly erected to extinguish fire in any extreme environment, the clamping support 300 is detachably connected with the fire extinguishing main body 100, and the first clamping jaw 35 and the second clamping jaw 36 can be folded so as to store the detachable fire extinguishing main body 100 and the clamping support 300 for folding the first clamping jaw 35 and the second clamping jaw 36 in a tool box of a fire engine.

Referring to fig. 20 and 22, the clamping fixing base 30 includes an upper fixing base 302 and a lower fixing base 303, the upper fixing base 302 is connected with the lower fixing base 303 through a pivot shaft 304 and can rotate 90 ° around the pivot shaft 304, and the upper fixing base 302 is provided with a pivot locking mechanism 37 for limiting the rotation of the upper fixing base 302;

the clamping chute 301 and the clamping locking mechanism 31 are located in the upper fixing seat 302.

It should be noted that, in this embodiment, the upper fixing base 302 can rotate 90 ° around the pivot shaft 304, so that the universal portable fire extinguishing apparatus can be normally used when the clamping bracket 300 is in a horizontal or vertical state.

Further, a fixed chute 3031 for accommodating the fixed arm 32 to slide is formed at the bottom of the lower fixed seat 303, and a fixed platen 3032 is disposed at the bottom of the fixed chute 3031, and the fixed platen 3032 is used for fixing the fixed arm 32 in the fixed chute 3031.

Referring to fig. 22 and 23, the clamping and locking mechanism 31 includes a latch fixing seat 311 disposed on an outer wall of the upper fixing seat 302, a latch bolt 312 sliding up and down is disposed in the latch bolt fixing seat 311, a latch bolt movable plate 313 is disposed at a bottom of the latch bolt fixing seat, and a movable slot 314 is disposed at a lower end of the latch bolt 312;

one end of the pin movable piece 313 passes through the movable slot 314 and is bent downward to be rotatably connected with the automatic pin 315 provided at the bottom end of the pin fixing seat 311, and the other end forms a pin movable ring 316 bent downward.

Specifically, in this embodiment, the bolt movable ring 316 rotates upward around the automatic bolt 315 to drive the bolt lock tongue 312 to slide upward, so that the top of the bolt lock tongue 312 stretches into the bottom of the clamping plate 1121 to be clamped, specifically, to be clamped with the limiting slot 1123, at this time, the top of the bolt movable piece 313 abuts against the bottom of the bolt fixing seat 311, so that the bolt lock tongue 312 does not move downward. When the fire extinguishing apparatus is disassembled, the bolt movable ring 316 rotates downwards around the automatic bolt 315 to drive the bolt lock tongue 312 to slide downwards, the top of the bolt lock tongue 312 is separated from the limit groove 1123 in the clamping plate 1121, and then the clamping fixing seat 311 slides out of the clamping plate 1121, so that the clamping bracket 300 and the fire extinguishing main body 100 are disassembled.

Referring to fig. 20, the fixing arm 32 has a square tube structure, which can reduce the weight of the clamping bracket 300 and facilitate the taking. The two side walls of one end of the fixed arm 32 are correspondingly provided with equidistant clamping holes 321, the upper surface and the lower surface of the other end are correspondingly provided with long sliding holes 322 arranged along the length direction of the arm, the end part of the fixed arm 32 is provided with a fine adjustment mechanism 38, the locking part of the second locking mechanism 34 is clamped with the clamping holes 321, and the first locking mechanism 33 slides in the long sliding holes 322 and is connected with the fine adjustment mechanism 38.

In this embodiment, the clamping bracket 300 is initially clamped on the wall or the cylindrical object by adjusting the position of the second locking mechanism 34 on the fixed arm 32, and then the clamping degree of the clamping bracket 300 on the wall or the cylindrical object is adjusted by adjusting the position of the first locking mechanism 33 on the fixed arm 32 through the fine adjustment mechanism 38.

Referring to fig. 20, the first locking mechanism 33 includes a first sliding seat 331 sleeved on the fixed arm 32, the connection strength between the first locking mechanism 33 and the fixed arm 32 is enhanced by the first sliding seat 331, a positioning hole 332 is formed at the top of the first sliding seat 331, and the first sliding seat 331 is connected with the fine adjustment mechanism 38 by a bolt passing through the positioning hole 332 and the long sliding hole 322;

the bottom of the first slide 331 is rotatably connected to the first jaw 35 through a rotation shaft.

Referring to fig. 20 and 24, the fine adjustment mechanism 38 includes an outer driving assembly 381 mounted on an end portion of the fixed arm 32, a fine adjustment screw 382 connected to the outer driving assembly 38 and extending into the fixed arm 32, and a fine adjustment slider 383 disposed on the fine adjustment screw 382, wherein the fine adjustment slider 383 is connected to a bolt passing through the positioning hole 332 and the long sliding hole 322. A screw motion pair is formed by a fine adjustment slider 383 and a fine adjustment screw 382 so as to finely adjust the position of the first locking mechanism 33 on the fixed arm 32, so as to adjust the clamping degree of the clamping bracket 300 on a wall body or a cylindrical object.

Referring to fig. 20 and 25, the second locking mechanism 34 includes a second sliding seat 341 sleeved on the fixed arm 32, the connection strength between the second locking mechanism 34 and the fixed arm 32 is enhanced by the second sliding seat 341, two side walls of the second sliding seat 341 are symmetrically provided with a bayonet 342 and a handle mounting seat 343 which are horizontally arranged, the handle mounting seat 343 is rotatably connected with a sliding handle 344, and the sliding handle 344 can pass through the bayonet 342 and be clamped with the clamping hole 321;

the bottom of the second slider 341 is rotatably connected to the second jaw 36 via a rotation shaft.

Referring to fig. 20, the first clamping jaw 35 and the second clamping jaw 36 have the same structure, the second clamping jaw 36 includes a clamping jaw seat 361 having an inverted Y-shaped structure, a clamping jaw 362 is disposed at an end of the clamping jaw seat 361, and a top of the clamping jaw seat 361 is rotatably connected with a bottom of the second sliding seat 341, and a rotation direction is from a vertical direction toward the clamping fixing seat 30.

Specifically, the clamping jaw seat 361 is configured in an inverted Y-shaped structure, so that interference between the tail end of the clamping jaw seat 361 and the fixing arm 32 can be avoided when the clamping jaw seat 361 is in a folded state, and a cylindrical object can be clamped and clamped when the clamping jaw seat 361 is in a use state. Further, the claws 362 serve to clamp the wall body with the clamping bracket 300.

In another preferred embodiment of the present invention, the Y-shaped ends of the first clamping jaw 35 and the second clamping jaw 36 are bent toward each other, so as to be stored in a tool box of the fire engine.

In the course of use of the present embodiment,

in the first way, the clamping bracket 300 is placed on the windowsill so that the fixing arm 32 is perpendicular to the wall; manually adjusting the position of the second locking mechanism 34 on the fixed arm 32 according to the thickness of the wall body, so that the second clamping jaw 36 and the first clamping jaw 35 clamp the wall body preliminarily; the position of the first locking mechanism 33 on the fixed arm 32 is then adjusted by the fine adjustment mechanism 38 so that the first clamping jaw 35 and the second clamping jaw 36 further clamp the wall;

second, the fine adjustment mechanism 38 is oriented toward the operator so that the fixed arm 32 engages the cylindrical object; manually adjusting the position of the second locking mechanism 34 on the fixed arm 32 according to the diameter of the cylindrical object so that the second jaw 36 and the first jaw 35 perform a preliminary clamping of the cylindrical object; the position of the first locking mechanism 33 on the fixed arm 32 is then adjusted by the fine adjustment mechanism 38 so that the first and second clamping jaws 35, 36 further clamp the cylindrical object.

It should be noted that the columnar object in the present invention may be one of a tree, an electric pole, a pillar, and the like.

The foregoing examples illustrate only a few embodiments of the invention and are described in detail herein without thereby limiting the scope of the invention. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the invention, which are all within the scope of the invention. Accordingly, the scope of protection of the present invention is to be determined by the appended claims.

Claims

1. A ground support for a general portable fire extinguishing device, characterized in that: the ground support is used for supporting a fire extinguishing main body of the general portable fire extinguishing device when the ground is used, the fire extinguishing main body comprises an upper main body and a lower main body which are detachably connected, the bottom of the lower main body is connected with a liquid inlet connector, the connecting end of the liquid inlet connector and the lower main body forms a clamping plate connected with the ground support, and a liquid outlet hole is formed in the outer wall of the liquid inlet connector;

a supporting leg mechanism is pivoted on each outer wall of the bracket fixing seat, a balance weight water bag connected with the liquid outlet hole through a water pipe is arranged at the bottom of the bracket fixing seat, three groups of buckles are arranged at the top of the balance weight water bag, and each group of buckles is connected with one supporting leg mechanism;

the outer walls of two sides of the bracket fixing seat are respectively provided with a first supporting lug, the outer sides of the first supporting lugs are pivoted with a supporting leg mechanism, the outer wall of one end of the bracket fixing seat, which is opposite to the U-shaped opening, is provided with a second supporting lug, the outer sides of the second supporting lugs are pivoted with a supporting leg mechanism, and the top of the second supporting lugs is embedded with the bracket locking mechanism;

the second support lug comprises a second support seat arranged on the support fixing seat, a second support rod connected with the second support seat and extending back to the support fixing seat, and a support leg mechanism is pivoted at the tail end of the second support rod;

the outer end surface of the second support is provided with a fixing hole, a waist-shaped hole and a locking hole, the top end surface of the second support is provided with a locking hole, and the locking end of the support locking mechanism extends out of the locking hole and clamps the bottom of the clamping plate;

the bracket locking mechanism comprises a positioning ejector rod, a locking spring and a locking spring seat which are positioned in the locking hole and connected with each other, the positioning ejector rod is connected with a push rod, the tail end of the push rod extends out of the waist-shaped hole, the push rod is connected with the middle part of a pulling rod, the head end of the pulling rod forms a holding part, the tail end of the pulling rod is connected with the fixing hole through a screw, when locking is performed, the pulling rod is stirred upwards through the holding part, so that the push rod upwards pushes the positioning ejector rod, and the top of the positioning ejector rod extends out of the bottom of the locking Kong Kajin clamping plate;

the first support lug comprises a first support seat arranged on the support fixing seat, a first support rod connected with the first support seat and extending back to the support fixing seat, and a support leg mechanism pivoted at the tail end of the first support rod.

2. The floor stand for a universal portable fire suppression apparatus according to claim 1, wherein the angle between each two of the leg mechanisms is 120 °.

3. The floor stand for a general portable fire extinguishing apparatus according to claim 1, wherein the leg mechanism comprises a leg bar, one end of the leg bar is pivotally connected to the end of the first leg bar through an upper shaft ear, the other end of the leg bar is fixedly connected to a supporting leg through a lower shaft ear, and the leg bar is connected to the buckle.

4. A floor stand for a general purpose portable fire extinguishing apparatus according to claim 3, wherein the lower shaft ear includes an embedded end connected to the leg bar, a leg hole connected to the embedded end, the support leg being provided in the leg hole, and an angle between an axis of the leg hole and the embedded end being an obtuse angle.

5. A floor stand for a general purpose portable fire extinguishing apparatus according to claim 3, wherein the support feet have a fine tuning screw disposed therein.

6. The floor stand of a general portable fire extinguishing apparatus according to any one of claims 1 to 5, wherein a water inlet flange is provided at a top of the weight water bag, a pressure reducing valve is provided at a top of the water inlet flange, the pressure reducing valve is connected to the water outlet through a water pipe, and a water outlet is provided at a bottom of the weight water bag.