CN112587835A - Fire-fighting sandbox - Google Patents
Fire-fighting sandbox Download PDFInfo
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- CN112587835A CN112587835A CN202011354391.9A CN202011354391A CN112587835A CN 112587835 A CN112587835 A CN 112587835A CN 202011354391 A CN202011354391 A CN 202011354391A CN 112587835 A CN112587835 A CN 112587835A
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- sand
- fire
- box body
- fighting
- fire fighting
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C3/00—Fire prevention, containment or extinguishing specially adapted for particular objects or places
- A62C3/16—Fire prevention, containment or extinguishing specially adapted for particular objects or places in electrical installations, e.g. cableways
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C31/00—Delivery of fire-extinguishing material
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- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
Abstract
The invention provides a fire-fighting sandbox, which belongs to the technical field of transformer substation fire fighting and comprises a box body, a push plate, a sand guide slideway and a driving assembly; the box body is provided with a sand outlet which is positioned at the position close to the top of the box body; the push plate is connected with the box body in a sliding way; the sand guide slide way is detachably connected with the box body and is used for guiding sand flowing out of the sand outlet so as to enable the fire fighting sand to cover a fire area; the driving assembly is arranged in the box body and used for driving the push plate to slide in the box body so as to enable fire-fighting sand in the box body to enter the sand guide slide way; when a transformer substation beside the fire-fighting sandbox is in a fire disaster, the driving assembly drives the push plate to slide in the box body, so that the push plate can push fire-fighting sand in the box body to move upwards, and fire-fighting sand flows out of the sand outlet and enters the sand guide slideway; the sand guide slide can guide fire control sand, so that the fire control sand directly covers the position on fire after flowing through the sand guide slide, the fire control sand is not required to be carried manually, and the rescue efficiency is high.
Description
Technical Field
The invention belongs to the technical field of transformer substation fire protection, and particularly relates to a fire-fighting sandbox.
Background
The transformer substation is used as an important component of the whole transmission and transformation system and plays an important role in starting and stopping; in the operation process of the transformer substation, in order to ensure the safe and stable operation of outdoor main transformers of the transformer substation, the transformer substations with the voltage level of 35 kilovolts or more are provided with a fire-fighting sand pool by adopting one main transformer; however, after a fire disaster occurs in a transformer substation beside the fire-fighting sand pool, sand in the fire-fighting sand pool needs to be manually carried in the prior art, a large amount of labor is consumed, and the rescue efficiency is low.
Disclosure of Invention
The invention aims to provide a fire-fighting sandbox, and aims to solve the technical problem that rescue efficiency is low due to the fact that sand needs to be carried manually in the prior art.
In order to achieve the purpose, the invention adopts the technical scheme that: the fire-fighting sandbox comprises a sandbox body, a push plate, a sand guide slideway and a driving assembly; the box body is provided with a sand outlet which is positioned at the position close to the top of the box body; the push plate is connected with the box body in a sliding manner and used for jacking the fire-fighting sand in the box body; the sand guide slide way is detachably connected with the box body and is used for guiding sand flowing out of the sand outlet so as to enable the fire fighting sand to cover a fire area; the driving assembly is arranged in the box body and used for driving the push plate to slide in the box body so that the fire-fighting sand in the box body enters the sand guide slide way.
As another embodiment of this application, lead husky slide be a plurality of, adjacent lead husky slide is articulated, in order to adjust the height of terminal sand guide slide.
As another embodiment of this application, lead husky slide with adjacent through the pivot lead husky slide articulated, just lead husky slide be used for with pivot sliding connection, in order to adjust lead the transverse position of husky slide.
As another embodiment of this application, terminal be equipped with the hose on leading husky slide, the hose with lead husky slide can dismantle the connection.
As another embodiment of this application, go out husky mouth and be equipped with the filter screen, be equipped with power component on the box, power component with the filter screen is connected, is used for the drive the filter screen slides, is in order to reduce stifled fire prevention sand on the filter screen.
As another embodiment of the application, the power assembly comprises an air cylinder, and a power output end of the air cylinder is connected with the filter screen.
As another embodiment of the application, the sand outlet is provided with a baffle plate, and the baffle plate is used for sealing the sand outlet.
As another embodiment of the application, an air cavity is arranged in the push plate and is communicated with an air source through a hose; and the push plate is provided with a plurality of nozzles, and the nozzles are communicated with the air cavity.
As another embodiment of this application, the top of box is equipped with the feed inlet, be equipped with on the box and be used for sealing the apron of feed inlet.
As another embodiment of this application, be equipped with broken axle on the push pedal, broken axle is used for colliding with the fire control sand when the fire control sand rolls, with the fire control sand of broken caking.
The fire-fighting sandbox provided by the invention has the beneficial effects that: compared with the prior art, when a transformer substation beside a fire-fighting sandbox is in a fire disaster, the driving assembly drives the push plate to slide in the box body, so that the push plate can push fire-fighting sand in the box body to move upwards, and the fire-fighting sand flows out of the sand outlet and enters the sand guide slideway; the sand guide slide can guide fire control sand, so that the fire control sand directly covers the position on fire after flowing through the sand guide slide, the fire control sand is not required to be carried manually, and the rescue efficiency is high.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed for the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a fire sandbox according to an embodiment of the present invention;
FIG. 2 is a schematic view of a push plate portion of a fire sandbox according to an embodiment of the present invention;
FIG. 3 is an enlarged view of portion A of FIG. 2;
FIG. 4 is a schematic view of a sand guide chute portion of a fire sandbox according to an embodiment of the present invention.
In the figure: 1. a box body; 11. a sand outlet; 12. a chute; 13. a working chamber; 14. a jacking cavity; 15. a baffle plate; 16. a feed inlet; 17. a cover plate; 2. pushing the plate; 21. an air cavity; 22. a spray head; 23. a crushing shaft; 3. a sand guide slideway; 4. an electric push rod; 5. a rotating shaft; 6. a filter screen; 61. and a cylinder.
Detailed Description
In order to make the technical problems, technical solutions and advantageous effects to be solved by the present invention more clearly apparent, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Referring to fig. 1 to 4 together, a description will now be given of a fire fighting sandbox according to the present invention. A fire-fighting sandbox comprises a sandbox body 1, a push plate 2, a sand guide slideway 3 and a driving assembly; the box body 1 is provided with a sand outlet 11, and the sand outlet 11 is positioned at the position, close to the top, of the box body 1; the push plate 2 is connected with the box body 1 in a sliding way and is used for jacking the sand elimination and prevention in the box body 1; the sand guide slide way 3 is detachably connected with the box body 1 and is used for guiding sand flowing out of the sand outlet 11 and enabling fire fighting sand to cover a fire area; the driving component is arranged in the box body 1 and is used for driving the push plate 2 to slide in the box body 1 so as to enable fire-fighting sand in the box body 1 to enter the sand guide slideway 3.
Compared with the prior art, when a transformer substation beside the fire-fighting sandbox is in a fire, the push plate 2 is driven by the driving assembly to slide in the box body 1, so that the push plate 2 can push fire-fighting sand in the box body 1 to move upwards, and fire-fighting sand flows out of the sand outlet 11 and enters the sand guide slideway 3; the sand guide slide 3 can guide fire control sand, so that the fire control sand directly covers the position on fire after flowing through the sand guide slide 3, the fire control sand is not required to be carried manually, and the rescue efficiency is high.
As a specific embodiment of the fire fighting sandbox provided by the present invention, please refer to fig. 1 to 4, a plurality of sand guiding slideways 3 are provided, and the adjacent sand guiding slideways 3 are hinged to adjust the height of the end sand guiding slideways 3; a sliding groove 12 is arranged in the box body 1, and a sliding block which is used for being in sliding connection with the sliding groove 12 is fixedly connected to the push plate 2; the sliding groove 12 is a dovetail groove, and the sliding block is a dovetail block.
As a specific implementation manner of the embodiment of the present invention, referring to fig. 1 to 4, the push plate 2 is slidably connected to the box 1 through a slider, and can guide a sliding direction of the push plate 2, so that the push plate 2 can slide in the box 1.
As a specific implementation manner of the embodiment of the present invention, please refer to fig. 1 to 4, a first sand guide chute 3 is fixedly connected with a box body 1, and a feed inlet of the first sand guide chute 3 is located at a position of a sand outlet 11; the feed inlet of the second sand guide chute 3 is located at the discharge outlet of the first sand guide chute 3, and the second sand guide chute 3 is located below the first sand guide chute 3.
As a specific implementation manner of the embodiment of the present invention, referring to fig. 1 to 4, since the second sand guiding chute 3 is hinged to the first sand guiding chute 3, under the action of the gravity of the second sand guiding chute 3, the feeding end of the second sand guiding chute 3 abuts against the bottom of the first sand guiding chute 3, so that the control sand on the first sand guiding chute 3 can flow into the second sand guiding chute 3.
As a specific implementation of the embodiment of the present invention, please refer to fig. 1 to 4, and so on until the last sand-guiding chute 3 is close to the fire area; because the height of the sand guide slideway 3 is gradually reduced, the fire fighting sand can cover the fire area after flowing through the sand guide slideway 3, and the rescue is convenient.
Referring to fig. 1 to 4, as a specific implementation manner of the embodiment of the present invention, the box body 1 is divided into a working chamber 13 and a jacking chamber 14 by the push plate 2, and the working chamber 13 is used for storing the fire control sand.
As a specific implementation manner of the embodiment of the present invention, referring to fig. 1 to 4, the driving assembly includes an electric push rod 4, the electric push rod 4 is located in the jacking cavity 14, the electric push rod 4 is fixedly connected with the box body 1, and a power output end of the electric push rod 4 is connected with the push plate 2, and can drive the push plate 2 to slide in the box body 1, so that the fire fighting sand in the box body 1 enters the sand guide chute 3 from the sand outlet 11.
As a specific implementation manner of the embodiment of the present invention, please refer to fig. 1 to 4, the electric push rod 4 is also called a linear actuator, and is a novel linear actuator mainly composed of a motor push rod, a control device and other mechanisms, which can be regarded as an extension of a rotating motor in terms of structure; the electric push rod 4 is composed of a driving motor, a reduction gear, a screw rod, a nut, a guide sleeve, a push rod, a sliding seat, a spring, a shell, a worm wheel, a micro control switch and the like.
As a specific implementation manner of the embodiment of the present invention, please refer to fig. 1 to 4, after the motor is decelerated by a gear or a worm gear, the motor drives a pair of lead screw nuts; the rotary motion of the motor is changed into linear motion, and the action of a push rod is completed by utilizing the positive and negative rotation of the motor; for example, the complex actions such as rotation, shaking and the like can be completed through various mechanisms such as levers, rockers or connecting rods and the like; the stroke can be increased or decreased by changing the length of the lever arm; the worm gear and worm transmission form is as follows: a worm on a motor gear drives a worm wheel to rotate, so that a small screw rod in the worm wheel axially moves, a connecting plate drives a limiting rod to correspondingly axially move, when the required stroke is reached, a limit block is adjusted to press down a travel switch to cut off the power, and a motor stops running (positive and negative control is the same); the gear transmission form is as follows: the motor drives the small screw rod arranged in the inner tube after passing through the reduction gear, drives the nut which is connected with the small screw rod to axially run, when the set stroke is reached, the contact angle of the nut presses the limit switch to disconnect the power supply, and the motor stops running (the reverse direction is the same as the direction).
As a specific implementation manner of the embodiment of the invention, please refer to fig. 1 to 4, the driving assembly includes an air cylinder, the air cylinder is located in the jacking cavity 14, the air cylinder is fixedly connected with the box body 1, and a power output end of the air cylinder is connected with the push plate 2, and can drive the push plate 2 to slide in the box body 1, so that the fire fighting sand in the box body 1 enters the sand guide slideway 3 from the sand outlet 11; the principle of the cylinder is that the piston rod is controlled to do linear motion by compressing gas, namely, the energy of the pressure of the gas is converted into mechanical energy; the cylinder comprises a cylinder barrel, an end cover, a piston rod, a sealing element and the like; the size of the inner diameter of the cylinder barrel represents the size of the output force of the cylinder; the piston is required to slide in the cylinder barrel in a reciprocating manner stably; the piston of the cylinder is sealed by a combined sealing ring, and the piston is connected with the piston rod by a press rivet; the end cover is provided with an air inlet and outlet port, and the end cover is also internally provided with a buffer mechanism; the end cover at the rod side is provided with a sealing ring and a dustproof ring so as to prevent air leakage from the piston rod to the outside and prevent external dust from mixing into the cylinder; the end cover on the rod side is provided with a guide sleeve so as to improve the guide precision of the cylinder, bear a small amount of transverse load on the piston rod, reduce the downward bending amount of the piston rod when the piston rod extends out and prolong the service life of the cylinder; the guide sleeve is usually made of sintered oil-containing alloy and a forward-inclined copper casting; the piston is a pressed part in the cylinder; in order to prevent the left cavity and the right cavity of the piston from air channeling mutually, a piston sealing ring is arranged. The wear-resistant ring on the piston can improve the guidance of the cylinder, reduce the abrasion of the piston sealing ring and reduce the friction resistance; the wear-resistant ring is made of polyurethane, polytetrafluoroethylene, cloth-sandwiched synthetic resin and the like; the width of the piston is determined by the size of the sealing ring and the necessary length of the sliding part; the sliding part is too short, which easily causes early wear and seizing; the piston is made of aluminum alloy and cast iron, and the piston of the small cylinder is made of brass; the piston rod is the most important stressed part in the cylinder; high carbon steel is generally used, the surface of the high carbon steel is plated with hard chrome, or stainless steel is used to prevent corrosion and improve the wear resistance of the sealing ring; the sealing of the components at the location of the rotation or reciprocation is called dynamic sealing, and the sealing of the stationary part is called static sealing.
As a specific implementation manner of the embodiment of the present invention, referring to fig. 1 to 4, the driving assembly includes a hydraulic cylinder, the hydraulic cylinder is located in the jacking cavity 14, the hydraulic cylinder is fixedly connected to the box body 1, and a power output end of the hydraulic cylinder is connected to the push plate 2, and can drive the push plate 2 to slide in the box body 1, so that the fire fighting sand in the box body 1 enters the sand guide chute 3 from the sand outlet 11.
As a specific implementation manner of the embodiment of the present invention, please refer to fig. 1 to 4, the sand guiding slideways 3 are hinged to the adjacent sand guiding slideways 3 through the rotating shafts 5, and the sand guiding slideways 3 are used for being slidably connected to the rotating shafts 5 to adjust the transverse positions of the sand guiding slideways 3.
As a specific implementation manner of the embodiment of the present invention, referring to fig. 1 to 4, in two adjacent sand guide slideways 3, the width of the sand guide slideway 3 close to the box body 1 is smaller than the width of the sand guide slideway 3 far from the box body 1.
As a specific implementation manner of the embodiment of the present invention, referring to fig. 1 to 4, the sand-guiding slideways 3 slide on the rotating shaft 5, and the horizontal positions of two adjacent sand-guiding slideways 3 can be adjusted, so that the position of the last sand-guiding slideway 3 can be conveniently adjusted, and therefore, the fire area can be covered with sand for fire prevention and elimination.
As a specific implementation manner of the embodiment of the present invention, referring to fig. 1 to 4, a hose is provided on the sand guide chute 3 at the end, and the hose is detachably connected to the sand guide chute 3.
As a specific implementation of the embodiment of the present invention, referring to fig. 1 to 4, the feed inlet of the hose is sleeved on the last sand guide chute 3 and fixed with the last sand guide chute 3 by a clamp.
As a specific embodiment of an embodiment of the present invention, referring to fig. 1 to 4, the hose can be bent to facilitate covering of fire fighting sand on a fire area by aligning a discharge port of the hose with the fire area after the fire fighting sand enters the hose; the hose is mainly used as a wire and cable protection pipe for wires and cable automatic instrument signals and a civil shower hose; the hose is divided into a stainless steel hose, a corrugated hose, a rubber hose and a plastic hose according to the material; utilize stainless steel hose to guide fire control sand in this application, be convenient for guide fire control sand to the region of catching fire for fire control sand covers in the region of catching fire, is convenient for rescue.
As a specific implementation manner of the embodiment of the present invention, referring to fig. 1 to 4, the sand outlet 11 is provided with a filter screen 6, the box body 1 is provided with a power assembly, and the power assembly is connected to the filter screen 6 and is used for driving the filter screen 6 to slide so as to reduce the fire-fighting sand blocked on the filter screen 6.
As a specific implementation manner of the embodiment of the present invention, referring to fig. 1 to 4, the filtering net 6 can filter the fire fighting sand flowing out of the sand outlet 11 to reduce the passage of large fire fighting sand.
As a specific implementation manner of the embodiment of the invention, please refer to fig. 1 to 4, the filter screen 6 is driven by the power assembly to slide, so that the agglomerated fire-fighting sand can be crushed, the outflow of the agglomerated fire-fighting sand can be reduced, and the splashing caused by the agglomerated fire-fighting sand can be prevented; the filter screen 6 is called a filter screen for short, is processed by metal wire meshes with different meshes, has the functions of filtering molten material flow and increasing material flow resistance, and can also filter materials with different particle sizes; in the process that the materials pass through the filter screen 6, the materials with the particle sizes smaller than the meshes of the filter screen 6 can pass through the filter screen 6, and the materials with the particle sizes larger than the meshes of the filter screen 6 can be blocked by the filter screen 6, so that the purpose of filtering the materials can be realized.
As a specific implementation manner of the embodiment of the present invention, please refer to fig. 1 to 4, on one hand, the filter screen 6 in the embodiment can filter the fire fighting sand, so that the particle size of the fire fighting sand flowing into the sand guide chute 3 is uniform; on the other hand passes through power component drive filter screen 6 and slides in a sand outlet 11 department, can produce the effect of stirring to the fire control sand for because the fire control sand that wets and agglomerate is broken under the effect of filter screen 6 stirring, the fire control sand that can avoid the caking blocks up filter screen 6, the use of the filter screen 6 of being convenient for.
As a specific implementation manner of the embodiment of the present invention, referring to fig. 1 to 4, the power assembly includes an air cylinder 61, and a power output end of the air cylinder 61 is connected to the filter screen 6; the cylinder body of the cylinder 61 is fixed on the box body 1, and the power output end of the cylinder 61 is fixedly connected with the filter screen 6; the filter screen 6 can be driven to slide by extending and retracting the piston rod of the cylinder 61, so that the caked fire-fighting sand can be conveniently crushed; the cylinder body of the cylinder is fixed on the outer wall of the box body 1, and the piston rod of the cylinder is fixedly connected with the filter screen 6; in the process of extending and retracting the piston rod of the air cylinder, the filter screen 6 can be driven to slide at the sand outlet 11, so that the fire-fighting sand flowing out of the sand outlet 11 can be stirred conveniently, and agglomerated fire-fighting sand can be crushed, so that the fire-fighting sand can cover a firing area conveniently; the condition that the agglomerated fire-fighting sand splashes at high temperature is reduced, and potential safety hazards can be reduced.
As a specific implementation manner of the embodiment of the present invention, please refer to fig. 1 to 4, the power assembly includes a hydraulic cylinder, and a power output end of the hydraulic cylinder is connected to the filter screen 6; the cylinder body of the hydraulic cylinder is fixed on the box body 1, and the power output end of the hydraulic cylinder is fixedly connected with the filter screen 6; the piston rod of the hydraulic cylinder extends out and retracts to drive the filter screen 6 to slide, so that the agglomerated fire fighting sand is crushed conveniently.
As a specific implementation manner of the embodiment of the present invention, referring to fig. 1 to 4, the sand outlet 11 is provided with a baffle 15, and the baffle 15 is used for closing the sand outlet 11.
As a specific implementation manner of the embodiment of the present invention, referring to fig. 1 to 4, the baffle 15 can close and open the sand outlet 11, and the baffle 15 can be operated according to actual conditions, so as to facilitate storage and taking of the fire fighting sand in the box body 1.
Referring to fig. 1 to 4, as a specific implementation manner of the embodiment of the present invention, the baffle 15 is hinged to the box body 1, and when the consumed and controlled sand is not used, the sand outlet 11 can be closed by the baffle 15, so as to reduce impurities entering the box body 1 from the sand outlet 11.
As a specific implementation manner of the embodiment of the present invention, referring to fig. 1 to 4, when the fire-fighting sand needs to be taken, the baffle 15 is opened to the sand outlet 11, and the filter screen 6 is driven by the power assembly to slide on the sand outlet 11, so that the particle size of the fire-fighting sand flowing out from the sand outlet 11 can be more uniform, the agglomerated fire-fighting sand can be crushed, and the flowing agglomerated fire-fighting sand can be reduced.
As a specific implementation manner of the embodiment of the present invention, referring to fig. 1 to 4, the baffle 15 is provided with a sealing gasket, and when the baffle 15 seals the sand outlet 11, the sealing gasket is in contact with the box body 1, so as to improve the sealing performance of the baffle 15, and further seal the sand outlet 11.
Referring to fig. 1 to 4, an air chamber 21 is disposed in the push plate 2, and the air chamber 21 is connected to an air source through a hose.
As a specific implementation manner of the embodiment of the present invention, referring to fig. 1 to 4, the air source can provide pressure air flow into the air cavity 21, so that the air in the air cavity 21 has a certain pressure, and when dehumidification of fire-fighting sand in the box body 1 is required, pressure air can be provided into the fire-fighting sand.
As a specific implementation manner of the embodiment of the present invention, please refer to fig. 1 to 4, a plurality of nozzles 22 are disposed on the push plate 2, and the nozzles 22 are communicated with the air cavity 21; the spray head 22 is fixedly connected with the push plate 2.
As a specific implementation manner of the embodiment of the present invention, please refer to fig. 1 to 4, pressure gas is provided to the air cavity 21 through a gas source, so that the pressure gas can be sprayed out from the nozzle 22 and finally pass out from the sand outlet 11, so that the fire fighting sand in the box body 1 continuously rolls, and during the rolling process, the fire fighting sand continuously collides, and the moisture can be removed while the agglomerated fire fighting sand is reduced.
As a specific implementation manner of the embodiment of the invention, please refer to fig. 1 to 4, during the movement of the pressure gas in the fire-fighting sand, the fire-fighting sand can roll, so as to take away the moisture in the fire-fighting sand, and the agglomerated fire-fighting sand can be broken, so as to facilitate the storage of the fire-fighting sand.
As a specific implementation manner of the embodiment of the present invention, please refer to fig. 1 to 4, a feed port 16 is disposed at the top of a box body 1, and a cover plate 17 for closing the feed port 16 is disposed on the box body 1; a sealing gasket is arranged between the cover plate 17 and the feeding hole, and the cover plate 17 is connected with the box body 1 through the sealing gasket and can seal the feeding hole.
As a specific embodiment of the present invention, referring to fig. 1 to 4, the sealing gasket can improve the sealing performance of the cover plate 17, and reduce moisture entering into the box body 1 during the long-term storage of the fire fighting sand, thereby reducing the fire fighting sand which is agglomerated.
Referring to fig. 1 to 4, after the fire fighting sand in the box 1 is used, the fire fighting sand in the box 1 can be supplemented with fire fighting sand through the feed opening 16 of the box 1, so that the fire fighting sand can be conveniently stored in the box 1.
Referring to fig. 1 to 4, as a specific implementation manner of the embodiment of the present invention, a cover plate 17 on the box body 1 can close the feed opening 16 of the box body 1, and can reduce impurities entering the box body 1 from the feed opening 16 in the storage process, so as to facilitate storage of fire fighting sand.
Referring to fig. 1 to 4, as a specific embodiment of the present invention, a crushing shaft 23 is provided on the push plate 2, and the crushing shaft 23 is used for colliding with fire-fighting sand when the fire-fighting sand rolls to crush the agglomerated fire-fighting sand.
As a specific implementation manner of the embodiment of the present invention, referring to fig. 1 to 4, the crushing shaft 23 is fixed on the push plate 2, and when the fire-fighting sand rolls over, the agglomerated fire-fighting sand can be crushed after colliding with the crushing shaft 23, so that the agglomerated fire-fighting sand in the box body 1 can be reduced.
As a specific implementation manner of the embodiment of the invention, please refer to fig. 1 to 4, when the fire-fighting sand needs to be taken, the cover plate 17 of the box body 1 is opened, and then the fire-fighting sand in the box body 1 can flow out from the sand outlet 11 by the sliding of the push plate 2 in the box body 1, and the fire-fighting sand is covered on the fire area after passing through the sand guide chute 3, so as to facilitate rescue.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. A fire sandbox, comprising:
the sand outlet (11) is arranged on the box body (1), and the sand outlet (11) is positioned at the position, close to the top, of the box body (1);
the push plate (2) is connected with the box body (1) in a sliding manner and is used for jacking the sand-removing and preventing in the box body (1);
the sand guide slide way (3) is detachably connected with the box body (1) and is used for guiding sand flowing out of the sand outlet (11) and enabling fire fighting sand to cover a fire area; and
the driving assembly is arranged in the box body (1) and used for driving the push plate (2) to slide in the box body (1) so that fire-fighting sand in the box body (1) enters the sand guide slide way (3).
2. A fire fighting sandbox according to claim 1, characterized in that the number of sand guiding slideways (3) is several, and adjacent sand guiding slideways (3) are hinged to adjust the height of the end sand guiding slideways (3).
3. A fire fighting sandbox according to claim 2, characterized in that the sand guiding slideways (3) are hinged to the adjacent sand guiding slideways (3) by means of a rotating shaft (5), and the sand guiding slideways (3) are used for sliding connection with the rotating shaft (5) to adjust the lateral position of the sand guiding slideways (3).
4. A fire fighting sandbox according to claim 2, characterized in that the flexible hose is arranged on the sand guiding chute (3) at the end, and the flexible hose is detachably connected with the sand guiding chute (3).
5. A fire fighting sandbox according to claim 1, characterized in that the sand outlet (11) is provided with a filtering net (6), the box body (1) is provided with a power assembly, and the power assembly is connected with the filtering net (6) and is used for driving the filtering net (6) to slide so as to reduce the fire fighting sand blocked on the filtering net (6).
6. A fire fighting sandbox according to claim 5, characterized in that the power assembly comprises an air cylinder (61), and the power output of the air cylinder (61) is connected with the filtering net (6).
7. A fire fighting sandbox as claimed in claim 1, characterized in that the sand outlet (11) is provided with a baffle (15), and the baffle (15) is used to close the sand outlet (11).
8. A fire fighting sandbox according to claim 1, characterized in that an air chamber (21) is arranged in the push plate (2), and the air chamber (21) is communicated with an air source through a hose; the push plate (2) is provided with a plurality of nozzles (22), and the nozzles (22) are communicated with the air cavity (21).
9. A fire fighting sandbox according to claim 8, characterized in that the top of the box body (1) is provided with the inlet (16), and the box body (1) is provided with the cover plate (17) for closing the inlet (16).
10. A fire fighting sandbox as claimed in claim 9, characterized in that the push plate (2) is provided with a crushing shaft (23), and the crushing shaft (23) is used for colliding with the fire fighting sand to crush the caked fire fighting sand when the fire fighting sand rolls over.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011354391.9A CN112587835B (en) | 2020-11-26 | 2020-11-26 | Fire-fighting sandbox |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011354391.9A CN112587835B (en) | 2020-11-26 | 2020-11-26 | Fire-fighting sandbox |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112587835A true CN112587835A (en) | 2021-04-02 |
| CN112587835B CN112587835B (en) | 2022-04-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011354391.9A Active CN112587835B (en) | 2020-11-26 | 2020-11-26 | Fire-fighting sandbox |
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| CN (1) | CN112587835B (en) |
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| CN112587835B (en) | 2022-04-12 |
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