阅读说明：本技术 一种消防灭火装置 (Fire-fighting device ) 是由 韩芳 李洪芳 于 2021-07-16 设计创作，主要内容包括：本发明涉及消防设备领域,具体涉及一种消防灭火装置,包括圆盘底座,圆盘底座下侧设有若干支撑万向轮,圆盘底座一侧设有长柄拉杆,圆盘底座上侧设有若干支撑机构,圆盘底座上侧设有圆形安装座,圆形安装座上侧设有转动承接座,转动承接座内部设有增压泵,转动承接座上侧设有支撑圆柱,支撑圆柱一侧设有灭火器放置组件,支撑圆柱另一侧设有卷盘机构,支撑圆柱上端设有支撑管体,支撑管体上侧设有喷水组件,支撑管体管体侧面设有水幕喷淋机构；本发明可进行有效固定,减小水压的影响,便于控制；在水压较小的情况下,可自行增压,保证可靠性；可对一些狭小空间进行防复燃灭火作业；可喷出半球形水幕,对人员进行有效的降温保护。(The invention relates to the field of fire fighting equipment, in particular to a fire fighting device, which comprises a disc base, wherein a plurality of supporting universal wheels are arranged on the lower side of the disc base, a long-handle pull rod is arranged on one side of the disc base, a plurality of supporting mechanisms are arranged on the upper side of the disc base, a circular mounting seat is arranged on the upper side of the disc base, a rotating receiving seat is arranged on the upper side of the circular mounting seat, a booster pump is arranged in the rotating receiving seat, a supporting cylinder is arranged on the upper side of the rotating receiving seat, a fire extinguisher placing component is arranged on one side of the supporting cylinder, a reel mechanism is arranged on the other side of the supporting cylinder, a supporting pipe body is arranged at the upper end of the supporting cylinder, a water spraying component is arranged on the upper side of the supporting pipe body, and a water curtain spraying mechanism is arranged on the side surface of the supporting pipe body; the invention can be effectively fixed, reduce the influence of water pressure and is convenient to control; under the condition of low water pressure, the water pump can automatically pressurize, thereby ensuring the reliability; the fire extinguishing device can perform the re-combustion preventing and fire extinguishing operation in some narrow spaces; can spray a hemispherical water curtain to effectively cool and protect people.)

1. A fire-fighting device is characterized by comprising a disc base (1), a plurality of supporting universal wheels (2) are arranged on the lower side of the disc base (1) in a rotating matching manner, a long-handle pull rod (3) is arranged on one side of the disc base (1) in a matching rotating manner, a plurality of supporting mechanisms are uniformly arranged on the upper side of the disc base (1), a circular mounting seat (4) is coaxially and fixedly arranged on the upper side of the disc base (1), a rotating bearing seat (5) is coaxially and rotatably arranged on the upper side of the circular mounting seat (4), a booster pump is arranged in the rotating bearing seat (5) in a matching manner, a supporting cylinder (6) is coaxially and fixedly arranged on the upper side of the rotating bearing seat (5), a pipeline communicated with the booster pump is arranged in the supporting cylinder (6), a fire extinguisher placing component is arranged on one side of the supporting cylinder (6), and a reel mechanism is arranged on the other side of the supporting cylinder (6), a supporting pipe body (7) is vertically and fixedly arranged at the upper end of the supporting cylinder (6) in a matching manner, a water spraying assembly is arranged on the upper side of the supporting pipe body (7), and a water curtain spraying mechanism is fixedly arranged on the side surface of the pipe body of the supporting pipe body (7) in a matching manner; the supporting mechanism comprises supporting legs (8), two supporting fixed blocks (9) are fixedly arranged on the upper side of the disc base (1), sliding blocks are symmetrically and fixedly arranged on two sides of one end, close to the disc base (1), of each supporting leg (8), sliding grooves matched with the two sliding blocks are formed in one side, opposite to the two supporting fixed blocks (9), of each sliding groove, one end, close to the disc base (1), of each sliding groove is bent upwards to form an inclination angle, an electric hydraulic rod (10) is arranged at one end, close to the disc base (1), of each supporting leg (8) in a matched mode, the telescopic end of each electric hydraulic rod (10) is rotatably connected with one end of each supporting leg (8), the rear end of each electric hydraulic rod (10) is located in a circular mounting seat (4) and is rotatably connected with the disc base (1), and each circular mounting seat (4) is provided with a cavity matched with the electric hydraulic rod (10); a plurality of handles (11) are uniformly and vertically arranged on the side surface of the rotary receiving seat (5), the plurality of handles (11) are fixedly connected with the rotary receiving seat (5), a plurality of rectangular grooves are uniformly arranged on the lower side of the rotary receiving seat (5), bolts (12) matched with the rectangular grooves are arranged on the circular mounting seat (4), bolt fixing seats (13) are arranged on the bolts (12) in a matched manner, the bolt fixing seats (13) are fixedly connected with the circular mounting seat (4), limited clamping grooves matched with the bolts (12) are formed in the bolt fixing seats (13), a water inlet (14) matched with the booster pump is fixedly arranged on the side surface of the rotary receiving seat (5), and a water inlet stop valve (15) matched with the water inlet (14) is arranged on the upper side of the rotary receiving seat (5); the subassembly is placed to the fire extinguisher includes a plurality of annular fixed blocks (16), and is a plurality of annular fixed block (16) all with support cylinder (6) side fixed connection, wherein per two annular fixed block (16) are the symmetry about being set up and are matchd and are equipped with the fire extinguisher, fixed rubber cushion (17) that are equipped with a plurality of and annular fixed block (16) matches of circular mount pad (4) upside.

2. A fire fighting unit as defined in claim 1, characterized in that the reel assembly comprises a hose reel (18), the hose reel (18) is rotatably connected to the side of the support cylinder (6) by a fixed shaft, a hose (19) is wound around the hose reel (18), a hose outlet (20) communicating with the internal pipe is fixedly arranged on the side of the support cylinder (6), and the hose outlet (20) is fixedly matched with a hose stop valve (21).

3. A fire fighting unit as defined in claim 1, wherein the water spraying assembly comprises a U-shaped bracket (22), the lower end of the U-shaped bracket (22) is rotatably connected to the upper end of the supporting tube (7), a rotation limiting knob (23) is disposed at the rotational connection position of the U-shaped bracket (22) and the supporting tube (7), a rotation rod (24) is disposed on the U-shaped bracket (22) in a horizontal rotation manner and is provided with a first rotation limiting bolt (25), a water spraying seat (26) is fixedly disposed on the rotation rod (24), a first water spraying pipe (27) and a second water spraying pipe (28) are fixedly disposed on the water spraying seat (26), the first water spraying pipe (27) and the second water spraying pipe (28) have different nozzles, and an electric diverter valve is disposed in the water spraying seat (26) and is matched with the first water spraying pipe (27) and the second water spraying pipe (28), the water spraying seat (26) is fixedly matched and communicated with the supporting pipe body (7) through a connecting pipe (29), and a control rod assembly is arranged on one side, opposite to the first water spraying pipe (27) and the second water spraying pipe (28), of the water spraying seat (26).

4. A fire-fighting equipment as defined in claim 1, wherein the control rod assembly comprises two long-handled control rods (30) symmetrically disposed, one end of each of the two long-handled control rods (30) is fixedly coupled with the water spray base (26), a foldable long-handled control rod (31) is rotatably disposed between the other ends of the two long-handled control rods (30), a second rotation limiting bolt (32) is disposed at the position where the foldable long-handled control rod (31) is rotated with the two long-handled control rods (30), and a control handle (33) is fixedly coupled with one end of the foldable long-handled control rod (31).

5. A fire fighting unit as defined in claim 1, wherein the water curtain spraying mechanism comprises a spray pipe (34), the spray pipe (34) is connected to the support pipe (7) and is fixedly fitted with a spray stop valve (35), the spray pipe (34) has a section of pipe body vertically upward and is fixedly fitted with a disc spray header (36); the round mounting seat (4) is internally fixedly provided with a main power supply, the main power supply is a rechargeable power supply, and a waterproof socket is fixedly arranged on the main power supply.

Technical Field

The invention relates to the field of fire fighting equipment, in particular to a fire fighting device.

Background

The generation of fire needs three elements which are respectively combustible materials such as wood, cloth and the like; comburents, such as oxygen in air; ignition sources such as electric sparks and the like can react flame combustion chemical reaction under the condition of meeting three factors of combustion, flame combustion is converted into fire under the conditions of permission and uncontrolled conditions, the fire is one of main disasters threatening public safety and social development, the number of times of fire occurrence in each year is tens of thousands, the caused economic loss and casualties are very large, and the damage of the fire to the environment is difficult to estimate, so that the society needs to strengthen the fire prevention consciousness of people, strengthen the fire fighting consciousness at the same time, and ensure that the society can save oneself when the fire occurs; when a fire disaster occurs and the fire extinguishing operation is carried out on a fire scene, the personal safety of fire extinguishing firefighters needs to be considered while effective fire extinguishing is ensured.

In the existing fire extinguishing operation, in some common fire places, firemen need to lay a fire hose and spray water to a fire source point through a fire-fighting lance to extinguish fire, because the water pressure sprayed by the fire-fighting lance is large and difficult to control, two firemen are often needed to effectively control the fire hose, and under the condition of excessive water pressure, the fire-fighting lance is difficult and slow in direction adjustment and cannot quickly and effectively control the fire; because the temperature of a fire scene is overhigh, fire fighters need to be cooled in time, and a water curtain generated by the conventional fire fighting spray gun cannot comprehensively ensure that the fire fighters are not damaged by high temperature and cannot effectively protect the fire fighters; the fire disaster situation is complicated and changeable, the fire extinguisher is necessary to be used, and when the final tail sweeping work is carried out on a fire source, the re-combustion prevention water spraying operation is required to be carried out on some narrow spaces;

to this end, we propose a fire fighting device to solve the above problems.

Disclosure of Invention

The invention aims to provide a fire-fighting device.

In order to achieve the purpose, the invention adopts the following technical scheme:

provides a fire-fighting device, which comprises a disc base, a plurality of supporting universal wheels are rotatably matched and arranged at the lower side of the disc base, a long handle pull rod is arranged on one side of the disc base in a matching and rotating manner, a plurality of supporting mechanisms are uniformly arranged on the upper side of the disc base, a circular mounting seat is coaxially and fixedly arranged on the upper side of the disc base, a rotary bearing seat is coaxially and rotatably arranged on the upper side of the circular mounting seat, the interior of the rotary bearing seat is matched with a booster pump, the upper side of the rotary bearing seat is coaxially and fixedly provided with a supporting cylinder, a pipeline communicated with the booster pump is arranged in the supporting cylinder, a fire extinguisher placing component is arranged at one side of the supporting cylinder, the other side of the supporting cylinder is provided with a reel mechanism, the upper end of the supporting cylinder is vertically matched and fixedly provided with a supporting pipe body, the upper side of the supporting pipe body is provided with a water spraying assembly, and the side surface of the supporting pipe body is fixedly provided with a water curtain spraying mechanism in a matching manner.

Further, supporting mechanism includes the supporting leg, the fixed two fixed blocks that support that are equipped with of disc base upside, the supporting leg is close to the fixed slider that is equipped with of one end bilateral symmetry of disc base, two support that the fixed block is relative one side all is equipped with the spout that matches with two sliders, the spout is close to disc base one end and upwards buckles and form an inclination, the supporting leg is close to the one end matching of disc base and is equipped with electronic hydraulic stem, the flexible end of electronic hydraulic stem rotates with supporting leg one end to be connected, electronic hydraulic stem rear end with be in circular mount pad and rotate with disc base and be connected, circular mount pad is equipped with the cavity that matches with electronic hydraulic stem.

Further, it is even vertical a plurality of handles that are equipped with, a plurality of to rotate the side of accepting the seat, the handle all accepts a fixed connection with rotating, it evenly is equipped with a plurality of rectangle flutings to rotate the seat downside of accepting, circular mount pad is equipped with the bolt that matches with a plurality of rectangle flutings, the bolt matches and is equipped with the bolt fixing base, bolt fixing base and circular mount pad fixed connection, be equipped with the limited draw-in groove that matches with the bolt on the bolt fixing base, rotate and accept the fixed water inlet that is equipped with and matches with the booster pump in seat side, it is equipped with the stop valve of intaking that matches with the water inlet to rotate the seat upside of accepting.

Further, the subassembly is placed to the fire extinguisher includes a plurality of annular fixed blocks, and is a plurality of annular fixed block all with support cylinder side fixed connection, wherein per two the annular fixed block is the symmetry about and sets up and the matching is equipped with the fire extinguisher, the fixed rubber cushion that is equipped with a plurality of and annular fixed block matches of circular mount pad upside.

Further, the reel subassembly includes the hose reel, the hose reel passes through the fixed axle with the support cylinder side and rotates to be connected, the hose has been coiled in the hose reel, the fixed hose delivery port that is equipped with the inner tube way intercommunication in the support cylinder side, the fixed matching of hose delivery port is equipped with the hose stop valve.

Further, the water spray subassembly includes U type support, U type support lower extreme is rotated with the support body upper end and is connected, U type support rotates the junction with the support body and matches and be equipped with and rotate the restriction knob, U type support is improved level and is rotated and be equipped with the dwang and match and be equipped with first rotation restriction bolt, fixed cover is equipped with the water spray seat on the dwang, fixed the matching is equipped with first spray pipe and second spray pipe on the water spray seat, first spray pipe and second spray pipe nozzle are different, be equipped with the electronic flow divider who matches with first spray pipe and second spray pipe in the water spray seat, the water spray seat passes through the connecting pipe and supports the fixed matching intercommunication of body, the water spray seat is equipped with the control lever subassembly with the relative one side of first spray pipe and second spray pipe.

Furthermore, the control rod assembly comprises two long-handle control rods which are symmetrically arranged, one end of each long-handle control rod is fixedly connected with the water spraying seat in a matched mode, a foldable long-handle control rod is arranged between the other ends of the long-handle control rods in a rotating mode, a second rotation limiting bolt is arranged at the rotating positions of the foldable long-handle control rods and the two long-handle control rods in a matched mode, and a control handle is arranged at one end of each foldable long-handle control rod in a fixed matched mode.

Further, the water curtain spraying mechanism comprises a spraying pipe, the spraying pipe is communicated with the supporting pipe body and is fixedly matched with the supporting pipe body to be provided with a spraying stop valve, and the spraying pipe is provided with a section of pipe body which vertically faces upwards and is fixedly matched with the supporting pipe body to be communicated with a disc spraying head. The round mounting seat is internally and fixedly provided with a main power supply, the main power supply is a rechargeable power supply, and a waterproof socket is fixedly arranged on the main power supply.

The invention has the beneficial effects that:

1. according to the invention, the disc base is arranged as a supporting base of the integral device, the plurality of supporting universal wheels are arranged at the lower side of the disc base, so that the effect of convenient movement is realized, the plurality of supporting mechanisms and the water spraying assembly are arranged on the disc base, so that the effect of fixed support is realized, the integral device is effectively fixed, and the effect of water spraying and fire extinguishing is realized, when the water spraying assembly is used for water spraying and fire extinguishing, the impulsive force of water pressure is counteracted by the arrangement of the plurality of supporting mechanisms, the control of personnel is facilitated, and the flexible adjustment of the water spraying direction is realized by the arrangement of the control rod assembly matched with the water spraying assembly, so that the fire conditions in different directions are quickly and effectively controlled;

2. according to the invention, the rotary bearing seat is arranged, so that the water inlet can be quickly adjusted, the position of the rotary bearing seat is opposite to that of the fire hydrant, and the fire hose is convenient to communicate; the booster pump is arranged in the rotary bearing seat, so that the self-boosting is realized under the condition of small water pressure, and the reliability of water spraying and fire extinguishing is ensured; by arranging the fire extinguisher placing assembly and the reel assembly, the complex fire scene is flexibly treated, and the re-ignition preventing and fire extinguishing operation is carried out in some narrow spaces; through setting up the water curtain and spraying the mechanism, through blowout hemisphere water curtain, cover whole device and personnel wherein to play comparatively effectual cooling guard action.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the embodiments of the present invention will be briefly described below.

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

FIG. 2 is an enlarged view of a portion of FIG. 1 at A;

FIG. 3 is a schematic front perspective view of the present invention;

FIG. 4 is a schematic left side view of the three-dimensional structure of the present invention;

FIG. 5 is a schematic bottom perspective view of the present invention;

FIG. 6 is a partial enlarged view of FIG. 5 at B;

FIG. 7 is a perspective view of the supporting mechanism of the present invention;

FIG. 8 is a schematic perspective view of a sliding groove of the support block according to the present invention;

fig. 9 is a schematic perspective view of the plug of the present invention.

In the figure:

1 disc base, 2 support universal wheel, 3 long handle pull rod, 4 circular mount pads, 5 rotate the receptacle, 6 support cylinders, 7 support bodys, 8 support legs, 9 support fixed block, 10 electronic hydraulic stem, 11 handles, 12 bolts, 13 bolt fixing base, 14 water inlets, 15 stop valve that intakes, 16 annular fixed block, 17 rubber cushion, 18 hose reels, 19 hose, 20 hose delivery ports, 21 hose stop valve, 22U type support, 23 rotation restriction knob, 24 dwang, 25 first rotation restriction bolt, 26 water spray base, 27 first spray pipe, 28 second spray pipe, 29 connecting pipes, 30 long handle control lever, 31 collapsible long handle control lever, 32 second rotation restriction bolt, 33 control handle, 34 spray pipe, 35 spray stop valve, 36 disc shower head.

Detailed Description

The technical scheme of the invention is further explained by the specific implementation mode in combination with the attached drawings.

Wherein the showings are for the purpose of illustration only and are shown by way of illustration only and not in actual form, and are not to be construed as limiting the present patent; to better illustrate the embodiments of the present invention, some components of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product.

Referring to fig. 1, 3, 4 and 5, a fire-fighting device comprises a disc base 1, the disc base 1 has a better supporting function and higher stability, a plurality of supporting universal wheels 2 are rotatably matched and arranged on the lower side of the disc base 1, the supporting universal wheels 2 have a moving function, a long-handle pull rod 3 is rotatably arranged on one side of the disc base 1 and used for pulling the disc base, a plurality of supporting mechanisms are uniformly arranged on the upper side of the disc base 1 and used for supporting stably, a circular mounting base 4 is coaxially and fixedly arranged on the upper side of the disc base 1 and used for bearing and mounting other components, a rotating bearing base 5 is coaxially and rotatably arranged on the upper side of the circular mounting base 4 and used for bearing and mounting other components, a booster pump is arranged inside the rotating bearing base 5 in a matching manner and is the same as the existing booster pump and used for boosting, rotate and accept 5 coaxial fixed support cylinder 6 that are equipped with of upside of seat, be equipped with the pipeline with the booster pump intercommunication in the support cylinder 6, support cylinder 6 plays the effect of support, play the effect of intercommunication simultaneously, 6 one side of support cylinder is equipped with the fire extinguisher and places the subassembly, be used for placing the fire extinguisher, 6 opposite sides of support cylinder are equipped with reel mechanism, be used for the reel, 6 upper ends of support cylinder are vertical to match fixedly and are equipped with support body 7, play the effect of support, play the effect of intercommunication simultaneously, 7 upsides of support body are equipped with the water spray subassembly, be used for spraying water and put out a fire, 7 body sides of support body are matched fixedly and are equipped with the water curtain and spray the mechanism, be used for producing the water curtain, be used for cooling protection.

As shown in figure 7, the supporting mechanism comprises supporting legs 8, the supporting legs 8 play a role of supporting stably, two supporting fixed blocks 9 are fixedly arranged on the upper side of the disc base 1, the supporting legs 8 are in the same horizontal position with the supporting fixed blocks 9 when not in use, sliders are symmetrically and fixedly arranged at two sides of one end, close to the disc base 1, of the supporting legs 8, sliding grooves matched with the two sliders are formed in one sides, opposite to the two supporting fixed blocks 9, the sliders can move along the sliding grooves, one ends, close to the disc base 1, of the sliding grooves are bent upwards to form an inclination angle, the supporting legs 8 change positions when moving through the action of the inclination angle to form a role of supporting the ground, electric hydraulic rods 10 are arranged at one ends, close to the disc base 1, of the supporting legs 8 in a matching mode, the electric hydraulic rods 10 are the same as the prior art, the telescopic ends of the electric hydraulic rods 10 are rotatably connected with one ends of the supporting legs 8, the rear ends of the electric hydraulic rods 10 are positioned in the circular mounting seats 4 and rotatably connected with the disc base 1, the circular mounting seat 4 is provided with a cavity matched with the electro-hydraulic rod 10, and the electro-hydraulic rod 10 can estimate that the supporting leg 8 moves along the sliding groove.

As shown in fig. 1 and fig. 2, a plurality of handles 11 are vertically arranged on the side of the rotary receiving base 5, the plurality of handles 11 are fixedly connected with the rotary receiving base 5, the rotary receiving base 5 can be pushed to rotate by the handles 11, a plurality of rectangular slots are evenly arranged on the lower side of the rotary receiving base 5, the round mounting base 4 is provided with pins 12 matched with the rectangular slots, the pins 12 can be inserted into the rectangular slots to fix the rotary receiving base 5, the pins 12 are provided with pin fixing bases 13 in a matching manner, the pin fixing bases 13 are fixedly connected with the round mounting base 4, the pin fixing bases 13 are provided with limiting clamping grooves matched with the pins 12, the limiting clamping grooves can limit the positions of the inserted pins 12, a water inlet 14 matched with a booster pump is fixedly arranged on the side of the rotary receiving base 5, the water inlet 14 is used for being matched and connected with an external fire hose, and a water inlet stop valve 15 matched with the water inlet 14 is arranged on the upper side of the rotary receiving base 5, the water inlet stop valve 15 has the functions of closing and opening.

As shown in fig. 4, the fire extinguisher placing assembly comprises a plurality of annular fixed blocks 16, the annular fixed blocks 16 are fixedly connected with the side surfaces of the supporting cylinders 6, every two annular fixed blocks 16 are symmetrically arranged up and down and are matched with fire extinguishers, the annular fixed blocks 16 are matched with the fire extinguishers in shape and play a role in fixing fire extinguisher tanks, a plurality of rubber cushions 17 matched with the annular fixed blocks 16 are fixedly arranged on the upper side of the circular mounting seat 4, and the shock absorption effect is achieved.

As shown in fig. 1 and 5, the reel assembly includes a hose reel 18, the hose reel 18 plays a role of coiling, the hose reel 18 is rotatably connected with the side surface of the support cylinder 6 through a fixed shaft, a hose 19 is coiled in the hose reel 18, the hose 19 can be used for spraying water to a narrow area, a hose water outlet 20 communicated with an internal pipeline is fixedly arranged on the side surface of the support cylinder 6, the hose water outlet 20 is communicated with the hose 19 and used for communicating water flow, a hose stop valve 21 is fixedly matched with the hose water outlet 20, and the hose stop valve 21 plays a role of closing and opening.

As shown in fig. 1, 4, 5 and 6, the water spraying assembly comprises a U-shaped bracket 22, the U-shaped bracket 22 plays a role of supporting, the lower end of the U-shaped bracket 22 is rotatably connected with the upper end of the supporting tube 7, the U-shaped bracket 22 can rotate, a rotation limiting knob 23 is arranged at the rotary connection position of the U-shaped bracket 22 and the supporting tube 7 in a matching manner, the rotation limiting knob 23 can fix the rotated U-shaped bracket 22, a rotating rod 24 is horizontally and rotatably arranged on the U-shaped bracket 22 and is provided with a first rotation limiting bolt 25 in a matching manner, the first rotation limiting bolt 25 plays a role of limiting the rotation of the rotating rod 24, a water spraying seat 26 is fixedly sleeved on the rotating rod 24, the water spraying seat 26 plays a role of supporting and rotating, a first water spraying pipe 27 and a second water spraying pipe 28 are fixedly and matchingly arranged on the water spraying seat 26, the first water spraying pipe 27 and the second water spraying pipe 28 have different nozzles, the first water spraying pipe 27 and the second water spraying pipe 28 can perform centralized and dispersed water spraying, be equipped with the electronic flow divider that matches with first spray pipe 27 and second spray pipe 28 in the water spray seat 26, electronic flow divider is the same with current, and control rivers get into first spray pipe 27 or second spray pipe 28, and water spray seat 26 passes through connecting pipe 29 and supports the fixed matching intercommunication of body 7, and connecting pipe 29 is convenient for lead to water, and one side that water spray seat 26 and first spray pipe 27 and second spray pipe 28 are relative is equipped with the control lever subassembly, plays control water spray seat 26 pivoted effect.

As shown in fig. 1, fig. 3, fig. 4 and fig. 5, the control rod assembly includes two long-handle control rods 30 symmetrically disposed, one end of each of the two long-handle control rods 30 is fixedly coupled to the water spray base 26, the water spray base 26 can be controlled to rotate by the long-handle control rods 30, a foldable long-handle control rod 31 is rotatably disposed between the other ends of the two long-handle control rods 30, a second rotation limiting bolt 32 is disposed at a rotation position of the foldable long-handle control rod 31 and the two long-handle control rods 30 in a matching manner, the foldable long-handle control rod 31 can be rotated out from between the two long-handle control rods 30, the second rotation limiting bolt 32 can fix the rotated foldable long-handle control rod 31, a control handle 33 is fixedly disposed at one end of the foldable long-handle control rod 31 in a matching manner, and the control handle 33 facilitates grasping and controlling.

As shown in fig. 1, fig. 3, fig. 4 and fig. 5, the water curtain spraying mechanism comprises a spraying pipe 34, the spraying pipe 34 plays a role in supporting communication, the spraying pipe 34 is communicated with a supporting pipe body 7 and fixedly matched with a spraying stop valve 35, the spraying stop valve 35 plays a role in closing and opening, the spraying pipe 34 is provided with a section of pipe body which is vertically upward and fixedly matched with a disk spraying head 36, the disk spraying head 36 disperses water flow to form a hemispherical water curtain, and the device and personnel are cooled.

As shown in fig. 2, a main power supply is fixedly arranged in the circular mounting seat 4, the main power supply is a rechargeable power supply, and a waterproof socket is fixedly arranged on the main power supply for connecting with a power supply.

The working steps of the fire-fighting extinguishing device are as follows:

a) the disc base 1 is dragged to move through the long-handle pull rod 3, the whole device is moved to a fire extinguishing place near a fire scene, the plurality of electric hydraulic rods 10 are started, the plurality of electric hydraulic rods 10 act on the corresponding supporting legs 8, the electric hydraulic rods 10 extend out to enable the sliding blocks on the supporting legs 8 to move along the sliding grooves in the two supporting fixed blocks 9, the supporting legs 8 change the horizontal state through the action of the sliding grooves, and finally the supporting legs 8 and the ground form an inclination angle supporting effect;

b) adjusting the angle of the rotary bearing seat 5 according to the position of the nearby fire hydrant to enable the water inlet 14 to correspond to the fire hydrant, pushing the rotary bearing seat 5 through the handle 11, inserting the bolt 12 into the corresponding rectangular slot after the rotary bearing seat 5 is rotated to the corresponding position, fixing the adjusted rotary bearing seat 5, and communicating the water inlet 14 with the fire hydrant through a fire hose;

c) the rotation limiting knob 23 on the lower side of the U-shaped support 22 is loosened, the U-shaped support 22 can be rotated, the first rotation limiting bolt 25 is loosened, the rotation rod 24 with the water spraying seat 26 can rotate, the foldable long-handle control rod 31 on the long-handle control rod 30 is rotated out, the foldable long-handle control rod 31 is fixed by the second rotation limiting bolt 32, the water inlet stop valve 15 on the water inlet 14 is opened, the fire hydrant is opened to supply water, the control handle 33 is grasped by two hands, the direction control is carried out on the water spraying seat 26, the fire source is aimed, the first water spraying pipe 27 and the second water spraying pipe 28 are used for spraying water to the fire source to extinguish the fire, and the fire extinguishing effect with flexible direction is achieved;

d) in the process of fire extinguishing, the first spray pipe 27 or the second spray pipe 28 can be selected to extinguish fire of different forms for a fire source, the first spray pipe 27 or the second spray pipe 28 is selected to be communicated through an electric diverter valve in the spray seat 26, under the condition that the water pressure is not in an ideal state, a booster pump in the rotary receiving seat 5 can be started to increase the water pressure, water enters the spray seat 26 through the supporting pipe body 7 and is sprayed out from the first spray pipe 27 or the second spray pipe 28 to extinguish the fire of the fire source, and a good fire extinguishing effect is achieved;

e) under the condition of fire demand, fire extinguishers are used for extinguishing fire, the corresponding fire extinguishers are selected and drawn out from the annular fixed block 16, and dry powder extinguishment, carbon dioxide extinguishment or foam extinguishment is carried out on fire sources by using different fire extinguishers, so that high fire extinguishment flexibility is realized;

f) at the final stage of fire fighting, when the tail is required to be swept to prevent afterburning, the hose 19 is used for spraying water to certain places at a precise fixed point to prevent afterburning, the hose 19 is pulled out from the hose reel 18, one end of the hose 19 is fixedly communicated with the hose water outlet 20, the hose stop valve 21 is opened, and the other end of the hose 19 is aligned to a fire source to perform afterburning water spraying operation, so that the fire fighting is ensured to be more thorough;

g) the device is when carrying out the operation of sprinkling fire extinguishing, accessible water curtain sprays the mechanism and cools down the protection to the operator, open spraying stop valve 35 on the shower 34, water gets into shower 34 from supporting body 7, and get into disc shower 36 from the vertical section of making progress of shower 34, under the effect through disc shower 36, water sprays out and forms a hemisphere water curtain, cover whole device and personnel wherein, reduce the high temperature injury that device and operating personnel received, still play the effect of pressing down the cigarette simultaneously.

The foregoing is merely exemplary and illustrative of the present invention and various modifications, additions and substitutions may be made by those skilled in the art to the specific embodiments described without departing from the scope of the invention as defined in the following claims.