CN114588574B - Cart type fire extinguisher - Google Patents
Cart type fire extinguisher Download PDFInfo
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- CN114588574B CN114588574B CN202210298499.3A CN202210298499A CN114588574B CN 114588574 B CN114588574 B CN 114588574B CN 202210298499 A CN202210298499 A CN 202210298499A CN 114588574 B CN114588574 B CN 114588574B
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- fire extinguishing
- extinguishing agent
- spraying
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C27/00—Fire-fighting land vehicles
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C31/00—Delivery of fire-extinguishing material
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C31/00—Delivery of fire-extinguishing material
- A62C31/02—Nozzles specially adapted for fire-extinguishing
- A62C31/03—Nozzles specially adapted for fire-extinguishing adjustable, e.g. from spray to jet or vice versa
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C31/00—Delivery of fire-extinguishing material
- A62C31/28—Accessories for delivery devices, e.g. supports
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C37/00—Control of fire-fighting equipment
Abstract
The invention relates to the technical field of fire fighting equipment, and discloses a cart type fire extinguisher, which comprises: the bottom of the frame is connected with a driving wheel. The fire extinguishing agent barrel is fixedly connected to the frame. The mounting rack is fixedly connected to the frame. The spraying unit is provided with at least one spraying unit and can be rotatably connected to the mounting frame. And the reciprocating driving piece is arranged on the mounting frame. And the fire extinguishing agent pumping structures correspond to the spraying units one by one, and are communicated with the spraying units and the fire extinguishing agent barrel. An infrared imager for sensing a temperature of an environment and generating a thermal image signal. The controller is used for receiving the thermal image of the infrared imager, carrying out standardization processing on the thermal image to obtain heat source distribution points, constructing a moving path, and calculating the width of the moving path. The reciprocating driving piece drives the frame to move according to the moving path. The invention carries out shooting and analysis through the infrared imager and designs a moving path, thereby improving the effectiveness of fire extinguishing.
Description
Technical Field
The invention relates to the technical field of fire fighting equipment, in particular to a cart type fire extinguisher.
Background
Although the use frequency of the cart-type dry powder and water-based fire extinguisher is not as frequent as that of the portable fire extinguisher, the cart-type fire extinguisher must be used when a large fire occurs and the portable fire extinguisher cannot extinguish the large fire. A25 kg (35 kg) cart-type fire extinguisher sold in the market at present has a multi-purpose fixed cylinder body of a frame structure, only one hoop is arranged on the fixed cylinder body, the fixed cylinder body is made of a circular tube, and then the fixed cylinder body is matched with a valve protection cover and the frame to be fixed again. The existing fire extinguishing device needs manual pushing, and fire source points are difficult to find due to large firepower, so that fire extinguishing is difficult.
Disclosure of Invention
In order to solve the above technical problems, the present invention provides a cart-type fire extinguisher, comprising:
the bottom of the frame is connected with a driving wheel which is used for driving the frame to move and steer;
the fire extinguishing agent barrel is fixedly connected to the frame, and the interior of the fire extinguishing agent barrel is used for containing a fire extinguishing agent;
the mounting rack is fixedly connected to the frame;
the spraying units are at least one, are rotatably connected to the mounting frame, are communicated with the fire extinguishing agent barrel and are used for spraying the fire extinguishing agent in the fire extinguishing agent barrel in a fixed area;
the reciprocating driving piece is arranged on the mounting frame and is used for driving the spraying unit to rotate in a reciprocating mode to form a fire extinguishing fan-shaped area;
the fire extinguishing agent pumping structure is in one-to-one correspondence with the spraying units, is communicated with the spraying units and the fire extinguishing agent barrel, and is used for pumping the fire extinguishing agent in the fire extinguishing agent barrel into the spraying units and spraying the fire extinguishing agent out;
an infrared imager for sensing a temperature of an environment and generating a thermal image signal;
the controller is used for receiving the thermal image of the infrared imager, carrying out standardization processing on the thermal image to obtain heat source distribution points, and constructing a coordinate system and obtaining coordinates of heat source distribution; the controller constructs a moving path according to the coordinates of the heat source distribution, calculates the width of the moving path, searches a preset width-interruption time information table and obtains interruption time t i The controller being responsive to the time of interruption t i The reciprocating driving piece is controlled to carry out reciprocating driving, and the driving wheel drives the frame to move according to the moving path.
Preferably: the specific steps of the thermal image normalization process include:
1. confirming the original image of the thermal image;
2. performing normalized projection on the original image of the thermal image, and flattening;
3. carrying out background separation on the thermal image flattening image to obtain a heat distribution map;
4. and filtering the heat distribution diagram to obtain heat source distribution points.
Preferably: the spraying unit comprises a rotating rod, a gear, a toothed arc and a spraying rod, one end of the rotating rod is rotatably connected onto the mounting frame, the other end of the rotating rod is rotatably connected with the spraying rod and the gear, the gear is coaxially and fixedly connected with the spraying rod, the lower surface of the spraying rod is provided with a plurality of spraying heads, and the toothed arc is fixedly connected onto the mounting frame and meshed with the gear.
Preferably, the following components: reciprocating drive spare includes motor, gear, rack, fan-shaped tooth and rack, sprays the fan-shaped tooth of rotation connecting end fixedly connected with of unit, and it is provided with the rack to slide on the mounting bracket, fan-shaped tooth and rack one-to-one and meshing, and the motor is installed on the mounting bracket, and the coaxial fixedly connected with gear of output shaft of motor passes through rack connection between rack and the rack, and wheel and rack mesh.
Preferably: the fire suppressant pumping arrangement comprises a first feed member, a second feed member; the first feeding piece and the second feeding piece are fixedly arranged on the mounting frame and are arranged oppositely.
Preferably, the following components: the first feeding piece and the second feeding piece respectively comprise a cylinder body, a piston rod and a piston; a sliding cavity is formed inside the cylinder body, pistons are axially arranged inside the cylinder body in a sliding manner, the pistons are connected with piston rods, and one ends of the piston rods extend out of the cylinder body and are fixedly connected to the reciprocating driving piece; the spraying head is respectively communicated with the liquid outlets of the first feeding piece and the second feeding piece through hoses; one-way valves are arranged inside the liquid inlet and the liquid outlet, the one-way valve inside the liquid inlet flows to the inside of the cylinder body in a one-way mode to limit the flow, and the one-way valve inside the liquid outlet discharges the cylinder body in a one-way mode to limit the flow; the reciprocating driving piece drives the spraying unit to rotate forward, the reciprocating driving piece drives the interior of the first feeding piece to form negative pressure, and the fire extinguishing agent in the fire extinguishing agent barrel enters the interior of the first feeding piece; the reciprocating driving piece drives the interior of the second feeding piece to form positive pressure, and the fire extinguishing agent in the second feeding piece is discharged from the liquid outlet; when the reciprocating driving piece drives the spraying unit to rotate reversely, the reciprocating driving piece drives the second feeding piece to form negative pressure inside, the fire extinguishing agent in the fire extinguishing agent barrel enters the second feeding piece, the reciprocating driving piece drives the first feeding piece to form positive pressure inside, and water in the first feeding piece is discharged from a liquid discharge port.
Preferably: the liquid inlet extends into the interior of the fire extinguishing agent barrel through a hose, and the end part of the hose is communicated with a counterweight filter head.
Preferably: a partition plate is fixedly arranged inside the cylinder body, a through hole is formed in the partition plate, the partition plate divides the inside of the cylinder body into a sliding cavity and a containing cavity, and the liquid inlet and the liquid outlet are communicated inside the containing cavity; the sliding cavity and the containing cavity are separated by the partition plate.
Preferably, the following components: the piston is rotatably connected with a connecting rod, the connecting rod penetrates through the through hole to be connected with a brush roller, and when the piston slides in a reciprocating mode, the piston pushes the brush roller to slide in the containing cavity to clean the inside of the containing cavity.
Preferably: an embedded rod is fixedly arranged inside the through hole in the partition plate, a spiral groove is formed in the connecting rod, and the embedded rod is nested in the spiral groove in a sliding mode.
The invention has the technical effects and advantages that: shooting and analyzing are carried out through the infrared imager, and a moving path is designed, so that automatic control is realized, and personnel operation is avoided. The heat source point can be automatically found, the fire is conveniently extinguished, and the effectiveness of fire extinguishment is improved. Negative pressure and positive pressure are alternately formed through the first feeding piece and the second feeding piece, so that the fire extinguishing agent can be pumped, and the spraying unit can be matched to spray in a reciprocating mode to pump to form linkage matching. Can accomplish automatic spraying, drive and realize the order linkage, a reciprocating drive spare accomplishes the drive, makes simple structure, has reduced manufacturing cost, and the energy saving.
Drawings
Fig. 1 is a schematic perspective view of a cart-type fire extinguisher according to the present invention.
Fig. 2 is a schematic bottom view of a mounting bracket of a cart-type fire extinguisher according to the present invention.
Fig. 3 is a schematic view showing the internal cross-sectional structure of a first feeding member and a second feeding member in a cart type fire extinguisher according to the present invention.
Fig. 4 is a schematic perspective view of a brush roller of a cart-type fire extinguisher according to the present invention.
Description of the reference numerals: frame 1, drive wheel 2, fire extinguishing agent bucket 3, mounting bracket 4, spraying unit 5, tooth arc 6, dwang 7, gear 8, spray rod 9, motor 10, gear 11, rack 12, hose 13, fan-shaped tooth 14, rack 15, first feeding piece 16, second feeding piece 17, inlet 18, liquid outlet 19, check valve 20, brush roller 21, baffle 22, piston 23, cylinder body 24, piston rod 25, connecting rod 26, embedded pole 27, helicla flute 28.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments. The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to practitioners skilled in this art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.
Example 1
Referring to fig. 1, there is provided in the present embodiment a cart-type fire extinguisher including a frame 1, a fire extinguishing agent bucket 3, a fire extinguishing agent pumping structure, a reciprocating driving member, and a spraying unit 5,
the frame 1 can be a plate-shaped structure or a frame structure welded with a support rod, the frame 1 is fixedly connected with a handrail, and the movement of the frame 1 can be manually controlled through the handrail. The bottom of the frame 1 is connected with a driving wheel 2, and the driving wheel 2 is used for driving the frame 1 to move and turn, so that the directional movement of the frame 1 is completed.
The fire extinguishing agent bucket 3 is fixedly connected to the frame 1, the interior of the fire extinguishing agent bucket 3 is used for containing a fire extinguishing agent, and the fire extinguishing agent can be a fire extinguishing agent, so that the fire extinguishing agent is convenient to convey. The fire extinguishing agent barrel 3 is detachably and fixedly arranged on the frame 1, so that the fire extinguishing agent barrel 3 can be replaced.
Mounting bracket 4, fixed connection forms bearing structure on frame 1 to guarantee to have certain height of putting out a fire, mounting bracket 4 can be the concave font of inversion, the structure of type of protruding font, specifically does not describe here any longer.
Referring to fig. 2, the spraying units 5, at least one of which is rotatably coupled to the mounting frame 4 and communicates with the fire extinguishing agent bucket 3, and serves to perform area-specific spraying of the fire extinguishing agent inside the fire extinguishing agent bucket 3. The number of the spraying units 5 can be set according to actual needs, and two of them are suitable. Spraying unit 5 can include dwang 7, gear 8, arc gear 6 and spray bar 9, the one end of dwang 7 is rotated and is connected on mounting bracket 4, the other end of dwang 7 is rotated and is connected with spray bar 9 and gear 8, gear 8 and the coaxial fixed connection of spray bar 9, the lower surface of spray bar 9 is provided with a plurality of sprinkler heads, arc gear 6 is on the fixed connection mounting bracket 4, arc gear 6 is the arc structure, and mesh with gear 8, when dwang 7 is reciprocal fan-shaped swing on mounting bracket 4, gear 8 and arc gear 6 relative movement, arc gear 6 drives 8 rotations, thereby make spray bar 9 rotate at the tip of dwang 7, with this can increase the spraying scope, the comprehensiveness of spraying has been increased, the comprehensiveness of putting out a fire has been improved.
And the reciprocating driving piece is arranged on the mounting frame 4 and is used for driving the spraying unit 5 to rotate in a reciprocating way to form a fire extinguishing fan-shaped area. Reciprocating drive spare can include motor 10, gear 11, rack 12, fan-shaped tooth 14 and rack 15, spray unit 5's rotation link fixedly connected with fan-shaped tooth 14, it is provided with rack 15 to slide on the mounting bracket 4, fan-shaped tooth 14 and rack 15 one-to-one and meshing, motor 10 installs on mounting bracket 4, the coaxial fixedly connected with gear 11 of output shaft of motor 10, be connected through rack 12 between rack 15 and the rack 15, gear 11 and rack 12 mesh, gear 11 rotates under motor 10's the drive, gear 11 rotates and drives rack 12 and slide, rack 12 promotes rack 15 and slides, rack 15 slides the drive and sprays unit 5 and rotate. The sector fire extinguishing area can be formed by repeating the forward and reverse power output of the motor 10.
Fire extinguishing agent pumping structure, with spray unit 5 one-to-one, fire extinguishing agent pumping structure and spray unit 5 and fire extinguishing agent bucket 3 intercommunication, fire extinguishing agent pumping structure is used for the inside fire extinguishing agent of pump sending fire extinguishing agent bucket 3 to enter into the inside of spraying unit 5 and spill. The fire suppressant pumping structure comprises a first feed member 16, a second feed member 17; the first feed member 16 and the second feed member 17 are fixedly mounted on the mounting frame 4, and the first feed member 16 and the second feed member 17 are oppositely arranged. Referring to fig. 3, first intake member 16 and second intake member 17 each include a cylinder 24, a piston rod 25, and a piston 23. The interior of the cylinder 24 forms a sliding cavity. A piston 23 is axially slidably arranged in the cylinder 24, the piston 23 is connected with a piston rod 25, and one end of the piston rod 25 extends out of the cylinder 24 and is fixedly connected to the reciprocating driving member. The cylinder 24 is provided with a liquid inlet 18 and a liquid outlet 19, and the sprinkler head is respectively communicated with the liquid outlets 19 of the first feeding member 16 and the second feeding member 17 through the hose 13. The liquid inlet 18 and the liquid outlet 19 are both provided with one-way valves 20, the one-way valve 20 in the liquid inlet 18 flows to the interior of the cylinder body 24 in a one-way mode for limiting the flow, and the one-way valve 20 in the liquid outlet 19 discharges the cylinder body 24 in a one-way mode for limiting the flow. The reciprocating driving member drives the spraying unit 5 to rotate in the forward direction, the reciprocating driving member drives the interior of the first feeding member 16 to form negative pressure, and the fire extinguishing agent in the fire extinguishing agent barrel 3 enters the interior of the first feeding member 16. At this time, the reciprocating driving member drives the interior of the second feeding member 17 to form a positive pressure, and the fire extinguishing agent in the interior of the second feeding member 17 is discharged from the liquid outlet 19. When the reciprocating driving member drives the spraying unit 5 to rotate reversely, the reciprocating driving member drives the inside of the second feeding member 17 to form negative pressure, the fire extinguishing agent in the fire extinguishing agent barrel 3 enters the inside of the second feeding member 17, the reciprocating driving member drives the inside of the first feeding member 16 to form positive pressure, and the water in the first feeding member 16 is discharged from the liquid discharge port 19. The first feeding piece 16 and the second feeding piece 17 alternately form negative pressure and positive pressure to pump the fire extinguishing agent, and the fire extinguishing agent can be sprayed to and fro by the spraying unit 5 to form linkage matching. Can accomplish automatic spraying, drive and realize the order linkage, a reciprocating drive spare accomplishes the drive, makes simple structure, has reduced manufacturing cost, and the energy saving.
In the embodiment of the present invention, both ends of the reciprocating driving member may be adapted to the spraying units 5 for transmission, so that the two spraying units 5 may be rotated reciprocally, thereby increasing the cleaning area. The hose 13 may be a plastic tube having a certain rigidity and flexibility so as to prevent the hose 13 from being shrunk by negative pressure, thereby facilitating the delivery of the fire extinguishing agent. The hose 13 can be embedded inside the turning rod 7 and the spray rod 9, which will not be described in detail here. The liquid inlet 18 can extend into the interior of the fire extinguishing agent barrel 3 through a hose 13, and the end part of the hose 13 is communicated with a counterweight filter head, so that the fire extinguishing agent can be conveniently pumped from the interior of the fire extinguishing agent barrel 3. The motor 10 is driven in a bidirectional control mode, and forward and reverse output time can be automatically controlled.
And the infrared imager can be arranged on the mounting rack 4 and is used for sensing the temperature of the environment and generating a thermal image signal. Infrared imaging appearance can set up a plurality ofly, wherein use two as appropriate, infrared imaging appearance passes through mounting bracket 4 and stretches out the 1 scope of frame, can respond to the temperature of 1 direction of advance environment of frame. Both infrared imagers form a planar thermal image signal.
The controller can be electrically connected or wirelessly connected with the infrared imager, can be installed on the handrail of the frame 1, and can also be connected with a background control center. The controller receives the thermal image of infrared imager, and the controller carries out standardization processing to the thermal image and obtains the heat source distribution point, and the concrete step of standardization processing includes: 1. confirming the original image of the thermal image, 2, carrying out normalized projection on the original image of the thermal image, flattening, 3, carrying out background separation on the flattened image of the thermal image, and obtaining a heat distribution map. 4. The heat distribution map is filtered to obtain heat source distribution points, the heat distribution map can be filtered, and the influence of the heat source on the heat distribution map is filtered, so that the heat source distribution points can be obtained, and details are not repeated herein. The controller constructs a coordinate system and obtains coordinates of the heat source distribution. The coordinate system may have the frame 1 as an origin. The controller constructs a moving path according to the coordinates of the heat source distribution, the moving path can be constructed by connecting each heat source point, the shortest connecting path is the optimal connecting path, and the heat source distribution points are prevented from appearing on two sides of the frame 1 from the edge to the center, which is not described in detail. The controller searches a preset width-interruption time information table according to the width of the moving path so as to obtain the interruption time t i The controller being dependent on the time of interruption t i Controlling the reciprocating driving member to drive in a reciprocating manner, the controller being arranged to control the reciprocating driving member to drive in a reciprocating manner according to the time interval t i Delivering a turn signal, i.e. each spraying unit 5 is switched over for a time t i . The width of the moving path may be the width of the coordinates of the heat source, which is not described herein in detail.
Example 2
Referring to fig. 4, a partition plate 22 is fixedly disposed inside the cylinder body 24, a through hole is formed inside the partition plate 22, the partition plate 22 divides the inside of the cylinder body 24 into a sliding cavity and a holding cavity, and the liquid inlet 18 and the liquid outlet 19 are communicated inside the holding cavity. The partition plate 22 separates the sliding cavity from the containing cavity, so that sliding pollution of the piston 23 caused by the fire extinguishing agent is avoided, and the smoothness of the fire extinguishing agent pumping is guaranteed. The piston 23 is rotatably connected with a connecting rod 26, the connecting rod 26 penetrates through the through hole to be connected with the brush roller 21, when the piston 23 slides in a reciprocating mode, the piston 23 pushes the brush roller 21 to slide in the containing cavity to clean residual impurities in the containing cavity, and the impurities are prevented from being polluted in the cylinder body 24. The inside fixed embedded rod 27 that is provided with of inside through hole of baffle 22, seted up helicla flute 28 on the connecting rod 26, embedded rod 27 slides nestedly in helicla flute 28's inside, and when piston 23 promoted connecting rod 26 and slides, embedded rod 27 drive brush roller 21 rotated to accomplished and held the rotation clearance of intracavity portion, improved the clearance quality.
It is to be understood that the described embodiments are merely a few embodiments of the invention, and not all embodiments. All other embodiments, which can be derived by one of ordinary skill in this and related arts based on the embodiments of the present invention without creative efforts, shall fall within the protection scope of the present invention. Structures, devices, and methods of operation not specifically described or illustrated herein are generally practiced in the art without specific recitation or limitation.
Claims (7)
1. A cart type fire extinguisher, characterized in that the cart type fire extinguisher comprises:
the bottom of the frame is connected with a driving wheel which is used for driving the frame to move and steer;
the fire extinguishing agent barrel is fixedly connected to the frame, and the interior of the fire extinguishing agent barrel is used for containing a fire extinguishing agent;
the mounting rack is fixedly connected to the frame;
the spraying units are at least one, are rotatably connected to the mounting frame, are communicated with the fire extinguishing agent barrel and are used for spraying the fire extinguishing agent in the fire extinguishing agent barrel in a fixed area;
the reciprocating driving piece is arranged on the mounting frame and is used for driving the spraying unit to rotate in a reciprocating mode to form a fire extinguishing fan-shaped area;
the fire extinguishing agent pumping structure is in one-to-one correspondence with the spraying units, is communicated with the spraying units and the fire extinguishing agent barrel, and is used for pumping the fire extinguishing agent in the fire extinguishing agent barrel into the spraying units and spraying the fire extinguishing agent out;
an infrared imager for sensing a temperature of an environment and generating a thermal image signal;
the fire suppressant pumping arrangement comprises a first feed member, a second feed member; the first feeding piece and the second feeding piece are fixedly arranged on the mounting frame and are arranged oppositely; the first feeding piece and the second feeding piece respectively comprise a cylinder body, a piston rod and a piston; a sliding cavity is formed inside the cylinder body, pistons are axially and slidably arranged inside the cylinder body, the pistons are connected with piston rods, and one ends of the piston rods extend out of the cylinder body and are fixedly connected to the reciprocating driving piece; the spraying head is respectively communicated with the liquid outlets of the first feeding piece and the second feeding piece through hoses; one-way valves are arranged inside the liquid inlet and the liquid outlet, the one-way valve inside the liquid inlet flows to the inside of the cylinder body in a one-way mode to limit the flow, and the one-way valve inside the liquid outlet discharges the cylinder body in a one-way mode to limit the flow; the reciprocating driving piece drives the spraying unit to rotate positively, the reciprocating driving piece drives the interior of the first feeding piece to form negative pressure, and the fire extinguishing agent in the fire extinguishing agent barrel enters the interior of the first feeding piece; the reciprocating driving piece drives the interior of the second feeding piece to form positive pressure, and the fire extinguishing agent in the second feeding piece is discharged from the liquid outlet; when the reciprocating driving piece drives the spraying unit to rotate reversely, the reciprocating driving piece drives the interior of the second feeding piece to form negative pressure, the fire extinguishing agent in the fire extinguishing agent barrel enters the interior of the second feeding piece, the reciprocating driving piece drives the interior of the first feeding piece to form positive pressure, and water in the first feeding piece is discharged from the liquid discharge port;
a partition plate is fixedly arranged inside the cylinder body, a through hole is formed in the partition plate, the partition plate divides the inside of the cylinder body into a sliding cavity and a containing cavity, and the liquid inlet and the liquid outlet are communicated inside the containing cavity; the sliding cavity and the containing cavity are separated by the partition plate, so that sliding pollution of a piston caused by a fire extinguishing agent is avoided, and the smoothness of the fire extinguishing agent in pumping is ensured;
the controller is used for receiving the thermal image of the infrared imager, carrying out standardization processing on the thermal image to obtain heat source distribution points, and constructing a coordinate system and obtaining coordinates of heat source distribution; the controller constructs a moving path according to the coordinates of the heat source distribution, calculates the width of the moving path, searches a preset width-interruption time information table and obtains the interruption time t i The controller being responsive to the time of interruption t i The reciprocating driving piece is controlled to carry out reciprocating driving, and the driving wheel drives the frame to move according to the moving path.
2. The cart-type fire extinguisher according to claim 1, wherein the step of standardizing the thermal image comprises: confirming the original image of the thermal image; performing normalized projection on the original image of the thermal image, and flattening; carrying out background separation on the thermal image flattening image to obtain a heat distribution map; and filtering the heat distribution diagram to obtain heat source distribution points.
3. The cart based fire extinguisher as claimed in claim 1, wherein the spraying unit comprises a rotating rod, a gear arc and a spraying rod, one end of the rotating rod is rotatably connected to the mounting frame, the other end of the rotating rod is rotatably connected with the spraying rod and the gear, the gear and the spraying rod are coaxially and fixedly connected, the lower surface of the spraying rod is provided with a plurality of spraying heads, the gear arc is fixedly connected to the mounting frame, and the gear arc is engaged with the gear.
4. The cart based fire extinguisher as claimed in claim 1, wherein the reciprocating driving member comprises a motor, a gear, a rack engaged with the gear, a sector-shaped tooth and a rack engaged with the sector-shaped tooth, the rotating connection end of the spraying unit is fixedly connected with the sector-shaped tooth, the rack engaged with the sector-shaped tooth is slidably provided on the mounting bracket, the sector-shaped tooth and the rack engaged with the sector-shaped tooth are in one-to-one correspondence, the motor is mounted on the mounting bracket, the gear is coaxially and fixedly connected with the output shaft of the motor, and the rack engaged with the sector-shaped tooth are connected through the rack engaged with the gear.
5. The cart-type fire extinguisher according to claim 1, wherein the liquid inlet is extended into the fire extinguishing agent barrel through a hose, and the end of the hose is communicated with a counterweight filter head.
6. The cart-type fire extinguisher according to claim 1, wherein the piston is rotatably connected with a connecting rod, the connecting rod is connected with the brush roller through the through hole, and the piston pushes the brush roller to slide in the containing chamber to clean the inside of the containing chamber when the piston slides back and forth.
7. The cart-type fire extinguisher according to claim 6, wherein an embedded rod is fixedly arranged inside the through hole inside the partition plate, a spiral groove is formed on the connecting rod, and the embedded rod is slidably nested inside the spiral groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210298499.3A CN114588574B (en) | 2022-03-24 | 2022-03-24 | Cart type fire extinguisher |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210298499.3A CN114588574B (en) | 2022-03-24 | 2022-03-24 | Cart type fire extinguisher |
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| CN114588574A CN114588574A (en) | 2022-06-07 |
| CN114588574B true CN114588574B (en) | 2022-12-13 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112774069A (en) * | 2019-11-05 | 2021-05-11 | 邓伟 | Fire extinguishing device for fire engineering and fire extinguishing method thereof |
| CN110860057A (en) * | 2019-11-18 | 2020-03-06 | 燕山大学 | Fire-fighting reconnaissance robot and reconnaissance method |
| CN214704879U (en) * | 2021-03-29 | 2021-11-12 | 杨绍伟 | Forestry fire monitoring equipment |
| CN215195184U (en) * | 2021-06-30 | 2021-12-17 | 重庆安全技术职业学院 | Atomizing spraying fire-fighting device for fire emergency channel |
| CN215718907U (en) * | 2021-08-18 | 2022-02-01 | 西双版纳正能量建设工程有限公司 | Dust device is used in tunnel construction with high-efficient dust removal function |
| CN113598027B (en) * | 2021-08-30 | 2023-08-04 | 江苏溶湖源生态科技有限公司 | Assembled hydraulic engineering is with multi-functional irrigation equipment |
| CN216024227U (en) * | 2021-10-15 | 2022-03-15 | 河北孚牛图睿建材科技有限公司 | Automatic slurry stirring device |
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