CN218248192U

CN218248192U - Fire extinguishing device for kitchen stove

Info

Publication number: CN218248192U
Application number: CN202222107603.4U
Authority: CN
Inventors: 黄安
Original assignee: Shanghai Aosen Marine Equipment Co ltd
Current assignee: Shanghai Aosen Marine Equipment Co ltd
Priority date: 2022-08-12
Filing date: 2022-08-12
Publication date: 2023-01-10
Anticipated expiration: 2032-08-12

Abstract

The utility model discloses a kitchen stove fire extinguishing device, which comprises a device main body, a lifting structure and a fire extinguishing cover, wherein a water cavity is arranged inside the rear side of the device main body, a diving pressure pump is arranged at the bottom in the water cavity, an L-shaped water pipe is arranged at the top of the diving pressure pump, a conveying hose is arranged at one end outside the L-shaped water pipe, the conveying hose penetrates through the top of the fire extinguishing cover, a water mist spray head is arranged at the tail end of the conveying hose, two lifting grooves are arranged on the front side of the device main body, the lifting structure comprises two screw rods, all install the screw seat on two lead screws, the support subassembly is installed to the front side of two screw seats, and the front side bottom of device main part is installed temperature sensor and smoke transducer and can be fallen through the lid of putting out a fire that can be automatic and cover the kitchen range when the kitchen range is on fire, makes the kitchen range region be in vacuum environment, organizes the burning of flame fast, and fire control effect is good, and because put out a fire the lid and cover the kitchen range, can not produce when only needing a small amount of water and splash, practices thrift the cost and the subsequent processing of being convenient for.

Description

Fire extinguishing device for kitchen stove

Technical Field

The utility model relates to a extinguishing device field, concretely relates to kitchen stove extinguishing device.

Background

The kitchen is not obvious in fire hazard due to improper use of the kitchen range, and the edible oil fire is a special type fire hazard (K type) which is a main cause of the kitchen fire hazard. The dry chemical fire extinguishing agent (foam and dry powder) can effectively extinguish the flame on the surface of the edible oil, but can not effectively prevent the fire from reburning. Wet chemical fire extinguishing agent (such as light water foam fire extinguishing system and saponification reaction foam fire extinguishing system) is used for extinguishing K-type fire, pollutes environment, is troublesome to clean in later period and is expensive! Therefore, fire extinguishing in kitchens is always concerned, and with the development of science and technology and the improvement of fire extinguishing equipment, high-pressure water mist can be used for extinguishing A-type, B-type and C-type fires and also suitable for K-type fires (edible oil fires);

the existing kitchen generally sprays water to extinguish fire when a stove catches fire by installing a fire extinguishing nozzle, but the existing kitchen needs to spray for a long time when independently spraying for extinguishing fire, has higher cost, is easy to splash water liquid everywhere, is inconvenient for subsequent treatment and has general fire extinguishing effect.

Therefore, there is a need for a fire extinguishing device for kitchen range to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a kitchen stove fire extinguishing device to solve the above-mentioned weak point in the technique.

In order to achieve the above object, the present invention provides the following technical solutions:

the utility model provides a kitchen cooking stove extinguishing device, includes device main part and elevation structure and lid of putting out a fire, the inside water cavity that is provided with of rear side of device main part, dive force (forcing) pump is installed to the bottom in the water cavity, L type raceway is installed at dive force (forcing) pump's top, dive force (forcing) pump runs through to device main part front side top, hose is installed to the outside one end of L type raceway, hose runs through from the lid top of putting out a fire, just hose's end is installed the water smoke shower nozzle, the front side of device main part is provided with two lift grooves, elevation structure is including two lead screws, two the lead screw all installs the screw seat with horizontal plane position department, two the support frame subassembly is installed to the front side of screw seat, the support frame subassembly is connected two screw seats with the lid of putting out a fire, temperature sensor and smoke transducer are installed to the front side bottom of device main part, the PLC controller is installed to one side of device main part.

Preferably, the lifting structure further comprises a driving motor, a driving cavity is formed in the top of the device body, the two lead screws penetrate through the driving cavity, driving wheels are mounted at the tops of the two lead screws, a driving belt is sleeved between the two driving wheels, and an output shaft of the driving motor is connected with the center of the top of one of the driving wheels.

Preferably, two the equal fixedly connected with sliding block in outside of screw seat, the length and width of sliding block all is the same with the length and width in lift groove.

Preferably, the support frame subassembly is including two basic framves and two extension framves, the basic frame is provided with open-ended hollow structure for the front end, two it is located inside two basic framves to extend the frame, two the basic frame is connected with two sliding blocks respectively, just the basic frame is close to the one end outside of extending and installs positioning bolt.

Preferably, the tail ends of the two extending frames are provided with connecting flange discs, and the two connecting flange discs are connected with the rear side of the fire extinguishing cover through bolts.

Preferably, be provided with explosion-proof layer and flame retardant coating in the lid of putting out a fire, just the front side of lid of putting out a fire is provided with fire prevention glass, the inside blotter of inlaying in the bottom of lid of putting out a fire.

Preferably, install level sensor in the device main part at water cavity top, level sensor runs through to the bottom in the water cavity, the rear side upper end in water cavity is provided with the water inlet.

Preferably, a hollow box is arranged at the top of the front side of the device main body, the conveying hose is positioned in the hollow box, and one end of the conveying hose penetrates through the hollow box.

In the technical scheme, the utility model provides a technological effect and advantage:

1. the automatic fire extinguishing cover can be used for descending to cover the cooking range when the cooking range is on fire, so that the cooking range area is in a vacuum environment, the combustion of flame is quickly organized, and the fire extinguishing effect is good; firstly, when the temperature and the smoke quantity detected by a temperature sensor and a smoke sensor reach threshold values, a PLC controller firstly closes the stove and then starts a driving motor to operate, so that two screw rods synchronously rotate through the matching of a driving wheel and a driving belt, and a sliding block on a screw seat descends in a lifting groove, so that a fire extinguishing cover is driven to cover the stove to form a vacuum environment, the continuation of flame is organized, and fire extinguishing can be rapidly finished;

2. the high-pressure water mist fire extinguishing can be realized through the matching of the submersible pressure pump and the water mist spray head; when the fire extinguishing cover covers the stove, the PLC controller starts the submersible pressure pump to operate, so that water liquid in the water cavity is pressurized and injected into the water mist spray head through the L-shaped water conveying pipe and the conveying hose, high-pressure water mist spraying is realized, and the fire extinguishing speed is accelerated; and because the fire extinguishing cover covers the cooking range, splashing can not be generated while only a small amount of water is needed, the cost is saved, and the follow-up treatment is convenient.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to these drawings.

Fig. 1 is a first perspective view of the overall structure of the present invention;

FIG. 2 is a second perspective view of the overall structure of the present invention;

FIG. 3 is a bottom perspective view of the overall structure of the present invention;

FIG. 4 is a first perspective view of the present invention with a cross-sectional view of the whole structure;

fig. 5 is a second perspective view of the present invention with a sectional view of the whole structure.

Description of reference numerals:

1. a device main body; 2. a lifting structure; 3. a temperature sensor; 4. a smoke sensor; 5. a fire extinguishing cover; 6. fireproof glass; 7. a delivery hose; 8. a support frame assembly; 9. a PLC controller; 10. a water mist spray head; 11. a water chamber; 12. a lifting groove; 13. a hollow box; 14. a drive chamber; 15. a liquid level sensor; 16. a submersible booster pump; 17. an L-shaped water delivery pipe; 18. a water inlet; 21. a screw rod; 22. a nut seat; 23. a slider; 24. a drive motor; 25. a driving wheel; 26. a transmission belt; 81. a base frame; 82. an extension frame; 83. and (6) positioning the bolt.

Detailed Description

In order to make the technical solution of the present invention better understood by those skilled in the art, the present invention will be further described in detail with reference to the accompanying drawings.

The utility model provides a kitchen stove fire extinguishing device as shown in figures 1-5, which comprises a device main body 1, a lifting structure 2 and a fire extinguishing cover 5, wherein a water cavity 11 is arranged inside the rear side of the device main body 1, a diving pressure pump 16 is arranged at the bottom in the water cavity 11, an L-shaped water pipe 17 is arranged at the top of the diving pressure pump 16, the diving pressure pump 16 penetrates to the top of the front side of the device main body 1, a conveying hose 7 is arranged at one end outside the L-shaped water pipe 17, the conveying hose 7 penetrates from the top of the fire extinguishing cover 5, a water mist nozzle 10 is arranged at the tail end of the conveying hose 7, two lifting grooves 12 are arranged at the front side of the device main body 1, the lifting structure 2 comprises two screw rods 21, two lead screws 21 all install screw seat 22 with horizontal position department, carriage assembly 8 is installed to the front side of two screw seats 22, carriage assembly 8 is connected two screw seats 22 with lid 5 of putting out a fire, temperature sensor 3 and smoke transducer 4 are installed to the front side bottom of device main part 1, PLC controller 9 is installed to one side of device main part 1, can descend when the kitchen range is on fire through lid 5 of putting out a fire that can be automatic and cover the kitchen range, make the kitchen range region be in vacuum environment, organize the burning of flame fast, the fire extinguishing effect is good, and because lid 5 of putting out a fire covers the kitchen range, can not produce when only needing a small amount of water and splash, practice thrift the cost and the subsequent processing of being convenient for.

Specifically, the electric element, the temperature sensor 3 and the smoke sensor 4 of the device are electrically connected with the PLC 9, and the switch of the stove can be connected with the PLC 9 through a wire.

Further, in the above technical solution, the lifting structure 2 further comprises a driving motor 24, the top of the device main body 1 is provided with a driving cavity 14, the two lead screws 21 both penetrate through the driving cavity 14, the tops of the two lead screws 21 are both provided with a driving wheel 25, a driving belt 26 is sleeved between the two driving wheels 25, and an output shaft of the driving motor 24 is connected with the top center of one of the driving wheels 25;

specifically, the two screw rods 21 can synchronously rotate through the cooperation of the transmission wheel 25 and the transmission belt 26 by the operation of the driving motor 24, so that the fire extinguishing cover 5 can be lifted and lowered when a fire breaks out, and lifted and reset after the operation is finished.

Further, in the above technical solution, the outer sides of the two nut seats 22 are both fixedly connected with sliding blocks 23, and the length and width of the sliding blocks 23 are both the same as the length and width of the lifting groove 12;

specifically, the sliding block 23 can make the lifting of the nut seat 22 more stable.

Further, in the above technical solution, the supporting frame assembly 8 includes two base frames 81 and two extending frames 82, the base frame 81 is a hollow structure with an opening at the front end, the two extending frames 82 are located inside the two base frames 81, the two base frames 81 are respectively connected with the two sliding blocks 23, and a positioning bolt 83 is installed on the outer side of one end of the base frame 81 close to the extending frame 82;

specifically, the position of the extension bracket 82 can be adjusted by loosening the positioning bolt 83, so that the position of the fire extinguishing cover 5 can be adjusted to better cover the range.

Furthermore, in the above technical solution, the ends of the two extending frames 82 are both provided with a connecting flange, and the two connecting flanges are connected with the rear side of the fire extinguishing cover 5 through bolts;

specifically, the connecting flange plate and the fire extinguishing cover 5 can be separated by detaching the bolts, so that the fire extinguishing cover 5 is convenient to replace or clean.

Further, in the above technical scheme, an explosion-proof layer and a fireproof layer are arranged in the fire extinguishing cover 5, and fireproof glass 6 is arranged on the front side of the fire extinguishing cover 5, and a cushion pad is embedded in the bottom of the fire extinguishing cover 5;

specifically, the explosion-proof layer and the security performance of the cap 5 of can multiplicable putting out a fire of flame retardant coating prevent that flame from causing the damage to the cap 5 of putting out a fire, and can conveniently observe the inside condition of putting out a fire through fire prevention glass 6, and the blotter can effectively reduce the impact force of the cap 5 decline of putting out a fire to the kitchen range, prevents to cause the damage to the kitchen range.

Further, in the above technical solution, a liquid level sensor 15 is installed on the device main body 1 at the top of the water cavity 11, the liquid level sensor 15 penetrates to the bottom in the water cavity 11, and a water inlet 18 is arranged at the upper end of the rear side of the water cavity 11;

specifically, the water inlet 18 can be connected with an external water pipe, an electromagnetic valve is installed on the external water pipe, when the liquid level sensor 15 reaches a low water level threshold value, a signal can be transmitted to the PLC 9, the PLC 9 controls the electromagnetic valve to open water injection, when the liquid level sensor 15 reaches a high water level threshold value, the electromagnetic valve can be stopped, automatic water injection is achieved, and convenience is improved.

Further, in the above technical solution, a hollow box 13 is provided at the top of the front side of the apparatus main body 1, the conveying hose 7 is located in the hollow box 13, and one end of the conveying hose 7 penetrates through the hollow box 13;

specifically, since the fire extinguishing cover 5 needs to be lowered, the length of the delivery hose 7 needs to be secured, and the hollow box 13 can store the delivery hose 7 at ordinary times.

This practical theory of operation:

firstly, when the temperature and the smoke amount detected by the temperature sensor 3 and the smoke sensor 4 reach the threshold value, the PLC 9 firstly closes the stove, then starts the driving motor 24 to operate, so that the two screw rods 21 synchronously rotate through the matching of the driving wheel 25 and the driving belt 26, further the sliding block 23 on the screw seat 22 descends in the lifting groove 12, thereby driving the fire extinguishing cover 5 to cover the stove, forming a vacuum environment and organizing the continuation of flame, when the fire extinguishing cover 5 covers the stove, the PLC 9 starts the submersible pressure pump 16 to operate, so that the water liquid in the water cavity 11 is pressurized and injected into the water spray nozzle 10 through the L-shaped water pipe 17 and the conveying hose 7, the high-pressure water spray is realized, and the fire extinguishing speed is accelerated.

While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the present invention. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the invention.

Claims

1. The utility model provides a kitchen range extinguishing device, includes device main part (1) and elevation structure (2) and lid (5) of putting out a fire, its characterized in that: inside water cavity (11) that is provided with of rear side of device main part (1), dive force (forcing) pump (16) are installed to bottom in water cavity (11), L type raceway (17) are installed at the top of dive force (forcing) pump (16), dive force (forcing) pump (16) run through to device main part (1) front side top, delivery hose (7) are installed to L type raceway (17) outside one end, delivery hose (7) run through from lid (5) top of putting out a fire, just water smoke shower nozzle (10) are installed to the end of delivery hose (7), the front side of device main part (1) is provided with two lift tank (12), elevation structure (2) are including two lead screw (21), two lead screw (21) all install screw seat (22), two with horizontal plane position department support frame assembly (8) are installed to the front side of screw seat (22), support frame assembly (8) are connected two screw seat (22) with lid (5) of putting out a fire, temperature sensor (3) and smoke sensor (4) are installed to the front side bottom of device main part (1), and smoke sensor (9) are installed to device main part one side control ware (1).

2. A kitchen range fire suppression apparatus as claimed in claim 1, further comprising: the lifting structure (2) further comprises a driving motor (24), a driving cavity (14) is formed in the top of the device body (1), the two screw rods (21) penetrate through the driving cavity (14), driving wheels (25) are mounted at the tops of the two screw rods (21), a driving belt (26) is sleeved between the two driving wheels (25), and an output shaft of the driving motor (24) is connected with the center of the top of one driving wheel (25).

3. A kitchen range fire extinguishing apparatus as defined in claim 1, in which: the outer sides of the two nut seats (22) are fixedly connected with sliding blocks (23), and the length and the width of each sliding block (23) are the same as those of the lifting groove (12).

4. A kitchen range fire suppression apparatus as claimed in claim 3, further comprising: support frame subassembly (8) are including two basic framves (81) and two extension frame (82), basic frame (81) are provided with open-ended hollow structure, two for the front end extend frame (82) and are located inside two basic frame (81), two basic frame (81) are connected with two sliding blocks (23) respectively, just positioning bolt (83) are installed near extension frame (82) one end outside in basic frame (81).

5. A kitchen stove fire extinguishing apparatus as claimed in claim 4, characterised in that: and the tail ends of the two extension frames (82) are provided with connecting flange discs, and the two connecting flange discs are connected with the rear side of the fire extinguishing cover (5) through bolts.

6. A kitchen range fire extinguishing apparatus as defined in claim 1, in which: be provided with explosion-proof layer and flame retardant coating in lid (5) goes out a fire, just the front side of lid (5) goes out a fire is provided with fire prevention glass (6), the inside cushion that inlays in the bottom of lid (5) goes out a fire.

7. A kitchen range fire extinguishing apparatus as defined in claim 1, in which: install level sensor (15) on device main part (1) at water cavity (11) top, level sensor (15) run through to water cavity (11) bottom in, the rear side upper end of water cavity (11) is provided with water inlet (18).

8. A kitchen range fire suppression apparatus as claimed in claim 1, further comprising: the device is characterized in that a hollow box (13) is arranged at the top of the front side of the device main body (1), the conveying hose (7) is located in the hollow box (13), and one end of the conveying hose (7) penetrates through the interior of the hollow box (13).