CN213112077U

CN213112077U - Fire prevention control box

Info

Publication number: CN213112077U
Application number: CN202021881444.8U
Authority: CN
Inventors: 任宗裕; 陈琦
Original assignee: Tianjin Zongzheng Technology Co ltd
Current assignee: Tianjin Zongzheng Technology Co ltd
Priority date: 2020-09-02
Filing date: 2020-09-02
Publication date: 2021-05-04
Anticipated expiration: 2030-09-02

Abstract

The utility model discloses a fire prevention control box, including control box main part, footstock and chamber door, the case hinge is in control box main part one side, the footstock is located control box main part top, the inside carbon dioxide fire extinguishing agent storage tank that is equipped with of footstock, carbon dioxide fire extinguishing agent storage tank both sides all are connected with the conveyer pipe, and are two sets of the conveyer pipe all extends to the inside both sides of control box main part, and is two sets of all be equipped with the injection subassembly on the conveyer pipe, the injection subassembly is equipped with multiunit, multiunit injection subassembly evenly distributed is in the conveyer pipe upper end. The utility model discloses a be equipped with multiunit injection assembly in arranging on the conveyer pipe, when the inside high temperature of control box main part or the condition of a fire takes place, can make thermal energy rubber inflation to promote the piston and remove, extrude compression spring when the piston removes, make T shape passageway both sides correspond with the jet, can make carbon dioxide fire extinguishing agent advance through T type passageway by the jet blowout, can realize the function of automatic cooling and putting out a fire.

Description

Fire prevention control box

Technical Field

The utility model relates to an elevator control box correlation technique field specifically is a fire prevention control box.

Background

An elevator control box is an electric control device which installs various electronic devices and electrical components in a cabinet-shaped structure with a safety protection effect and can also be called as an elevator central control box, an elevator control box cabinet is a device used for controlling the operation of an elevator and is generally placed in an elevator machine room, a control box of an elevator without the machine room is placed in a well, and the control box is formed by assembling a metal plate frame structure and bolts.

However, the existing elevator control box is single in functionality, poor in heat dissipation effect in the using process and easy to cause heat accumulation in the control box, so that a fire disaster phenomenon is easily caused.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a fire prevention control box to solve the problem that proposes among the above-mentioned background art.

In order to solve the technical problem, the utility model provides a following technical scheme: the utility model provides a fire prevention control box, includes control box main part, footstock and chamber door, the case hinge is in control box main part one side, the footstock is located control box main part top, the inside carbon dioxide fire extinguishing agent storage tank that is equipped with of footstock, carbon dioxide fire extinguishing agent storage tank both sides all are connected with the conveyer pipe, and are two sets of the conveyer pipe all extends to the inside both sides of control box main part, and is two sets of all be equipped with injection assembly on the conveyer pipe, injection assembly is equipped with the multiunit, the multiunit injection assembly evenly distributed is in the conveyer pipe upper end, control box main part bottom is equipped with the heat dissipation chamber, heat dissipation chamber top is equipped with fixed otter board, heat dissipation intracavity portion is equipped.

Further, the injection assembly comprises a spray pipe, one end of the spray pipe is communicated with an outlet formed in the conveying pipe, thermal expansion rubber and a piston are arranged inside the spray pipe, the piston is fixedly connected with one end of the thermal expansion rubber, a limiting block is arranged inside the spray pipe, and a compression spring is arranged on one side of the limiting block.

Furthermore, a T-shaped channel is arranged inside the piston, one end of the T-shaped channel extends to the outside of the piston, jet orifices are formed in two side walls of the spray pipe, and two ends of the T-shaped channel correspond to the two groups of jet orifices respectively.

Further, heat dissipation mechanism includes double-shaft motor, two sets of pivots and two sets of induced air flabellum, double-shaft motor fixed mounting is in the heat dissipation intracavity portion, two output shafts of double-shaft motor respectively with all with two sets of pivot fixed connection, two sets of induced air flabellum fixed mounting is two sets of respectively in the pivot.

Further, all seted up the induced air mouth on the wall of heat dissipation chamber both sides, be equipped with the filter screen on the induced air mouth, two sets of pivot one end all is connected with the dead lever, dead lever one end runs through the filter screen and extends to heat dissipation chamber outside and the clean pole of fixedly connected with, clean pole side surface is equipped with clean brush, clean brush and filter screen surface contact.

Further, all seted up the thermovent on the both sides wall that the control box main part is close to the top, carbon dioxide extinguishing agent storage tank one side is connected with the charge door, be equipped with the check valve on the charge door, and charge door one end extends to the footstock outside.

Compared with the prior art, the utility model discloses the beneficial effect who reaches is:

(1) the utility model discloses a set up carbon dioxide fire extinguishing agent storage tank, and set up the conveyer pipe in the inside both sides of control box main part, it is equipped with multiunit injection subassembly to arrange simultaneously on the conveyer pipe, when the inside high temperature of control box main part or when taking place the condition of a fire, can make thermal energy rubber inflation, thereby promote the piston and remove, extrude compression spring when the piston removes, when compression spring is thoroughly compressed, can make T shape passageway both sides correspond with the jet, thereby can make the carbon dioxide fire extinguishing agent in the conveyer pipe enter into in the T type passageway, then spout by the jet, cool down to the electronic components inside the control box main part and put out a fire, avoid the intensity of a fire to spread, can realize the function of automatic cooling fire extinguishing, and is convenient to use.

(2) The utility model discloses a set up heat dissipation mechanism, can utilize the work of biax motor, utilize two sets of induced air flabellums to carry out induced air work in step, the inside air current of acceleration control box flows to can promote the radiating effect, set up the filter screen simultaneously, can filter the dust removal to the air current that enters into the inside of control box main part, clean pole and clean brush simultaneously can clean filter screen surface, avoid the dust to block up the filter screen, can carry out continuous heat dissipation work, convenient to use.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic view of the internal structure of the present invention;

fig. 3 is a schematic structural diagram of a portion a in fig. 2 according to the present invention;

fig. 4 is a schematic structural diagram of a part B in fig. 2 according to the present invention;

in the figure: 1. a control box main body; 2. a top seat; 3. a box door; 4. a feed inlet; 5. a carbon dioxide extinguishing agent storage tank; 6. a delivery pipe; 7. a heat dissipation port; 8. a one-way valve; 9. a nozzle; 10. fixing the screen plate; 11. a heat dissipation cavity; 12. a double-shaft motor; 13. a rotating shaft; 14. an ejection port; 15. a heat-expandable rubber; 16. a piston; 17. a T-shaped channel; 18. a limiting block; 19. an outlet; 20. a compression spring; 21. an induced draft fan blade; 22. fixing the rod; 23. a cleaning rod; 24. cleaning the brush; 25. and (4) a filter screen.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a fire prevention control box, includes control box main part 1, footstock 2 and

chamber door

3, 3 hinges of chamber door are in 1 one side of control box main part, footstock 2 is located 1 top of control box main part, 2 inside carbon dioxide fire extinguishing agent storage tanks 5 that are equipped with of footstock, 5 both sides of carbon dioxide fire extinguishing agent storage tanks all are connected with conveyer pipe 6, and are two sets of conveyer pipe 6 all extends to 1 inside both sides of control box main part, and is two sets of all be equipped with injection assembly on the conveyer pipe 6, injection assembly is equipped with the multiunit, multiunit injection assembly evenly distributed is in the conveyer pipe 6 upper end, 1 bottom of control box main part is equipped with

heat dissipation chamber

11, 11 tops in heat dissipation chamber are equipped with fixed

otter board

10, 11 inside in heat dissipation chamber is equipped.

The injection subassembly includes spray tube 9, be equipped with 19 intercommunications of export on 9 one end of spray tube and the conveyer pipe 6, the inside thermal expansion rubber 15 and the piston 16 of being equipped with of spray tube 9,

piston

16 and 15 one end fixed connection of thermal expansion rubber, the inside stopper 18 that is equipped with of spray tube 9, stopper 18 one side is equipped with compression spring 20, can send into spray tube 9 inside through export 19 with the carbon dioxide fire extinguishing agent through conveyer pipe 6, then utilize thermal expansion rubber 15 to be heated the inflation and extrude piston 16 and remove for T shape passageway 17 and jet 14 intercommunication on the piston 16, thereby reduce the temperature through the inside electronic components of jet orifice 14 blowout to the inside electronic components of control box main part 1 with the inside carbon dioxide fire extinguishing agent of spray tube 9 and put out a.

The piston 16 is internally provided with a T-shaped channel 17, one end of the T-shaped channel 17 extends to the outside of the piston 16, two side walls of the spray pipe 9 are respectively provided with a spray opening 14, two ends of the T-shaped channel 17 respectively correspond to the two groups of spray openings 14, and when the thermal expansion rubber 15 expands due to heating, the thermal expansion rubber 15 can be used for expanding and extruding the piston 16, so that the T-shaped channel 17 on the piston 16 is communicated with the spray openings 14, and the carbon dioxide extinguishing agent can be sprayed out conveniently.

Heat dissipation mechanism includes biax motor 12, two sets of pivots 13 and two sets of induced air flabellum 21, biax motor 12 fixed mounting is inside heat dissipation chamber 11, two output shafts of biax motor 12 respectively with all with two sets of pivot 13 fixed connection, two sets of induced air flabellum 21 is fixed mounting respectively two sets of in pivot 13, can utilize biax motor 12 work to drive two sets of pivots 13 synchronous rotations, two sets of pivots 13 pivoted drive two sets of induced air flabellums 21 synchronous rotations simultaneously to can utilize two sets of induced air flabellums 21 to carry out induced air work in step, introduce heat dissipation chamber 11 inside with outside air current, and blow in 1 inside heat dissipation of control box main part, guarantee that the induced air volume is big, the radiating effect is good, convenient to use.

The induced air port has all been seted up on 11 both sides walls in heat dissipation chamber, be equipped with filter screen 25 in the induced air port, it is two sets of 13 one end in pivot all is connected with dead lever 22, dead lever 22 one end runs through filter screen 25 and extends to the clean pole 23 of 11 outsides in heat dissipation chamber and fixedly connected with, 23 a side surface of clean pole is equipped with clean brush 24, clean brush 24 and filter screen 25 surface contact can filter the dust removal to the air current that enters into 1 inside of control box main part through setting up filter screen 25, and pivot 13 rotates simultaneously and drives dead lever 22 and rotate to can make clean pole 23 and clean brush 24 synchronous rotation clean filter screen 25 surface, guarantee clean effectual.

The control box main part 1 has all been seted up thermovent 7 on being close to the both sides wall on top, 5 one side of carbon dioxide fire extinguishing agent storage tank is connected with charge door 4, be equipped with check valve 8 on the

charge door

4, and 4 one ends of charge door extend to the footstock 2 outside, can discharge the hot gas flow of 1 inside of control box main part through thermovent 7, and the inside air current of 1 inside of control box main part flows with higher speed, promotes the heat dissipation, can be simultaneously through the inside carbon dioxide fire extinguishing agent that adds of charge door 4 with carbon dioxide fire extinguishing agent storage tank 5.

The utility model discloses a theory of operation: the double-shaft motor 12 can be used for driving the two groups of rotating shafts 13 to synchronously rotate, the two groups of rotating shafts 13 simultaneously drive the two groups of induced air fan blades 21 to synchronously rotate, thereby the two groups of induced air fan blades 21 can be used for synchronously carrying out induced air work, external air flow is introduced into the heat dissipation cavity 11 through the induced air port and is blown into the control box main body 1 for heat dissipation, the large induced air quantity is ensured, the heat dissipation effect is good, the filter screen 25 is arranged at the induced air port, the filter screen 25 can be used for filtering and dedusting the air flow entering the control box main body 1, meanwhile, the rotating shafts 13 rotate to drive the fixing rod 22 to rotate, thereby the cleaning rod 23 and the cleaning brush 24 synchronously rotate to clean the surface of the filter screen 25, the filter screen 25 is prevented from being blocked, continuous heat dissipation work can be carried out, the air flow in the control box main body 1 is discharged through the heat dissipation port 7, when the temperature, thermal expansion rubber 15 is heated expansion and extrudes piston 16 and removes, make piston 16 one end extrusion compression spring 20 and contact with stopper 18, the opening and the injection port 14 intercommunication of T shape passageway 17 both sides this moment, thereby make the inside carbon dioxide fire extinguishing agent of spray tube 9 get into through T shape passageway 17 one end, then spout through T shape passageway 17 both ends and injection port 14, electronic components to the control box main part 1 inside cools down puts out a fire, can realize the action of automatic cooling and put out a fire, and when the inside temperature of control box main part 1 descends, thermal expansion rubber 15 contracts, thereby pulling piston 16 resets, at this moment, piston 16 blocks up injection port 14, stop spraying, the fireproof effect is good, and can realize automatic fire extinguishing, the security is high, and convenient to use.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A fire-proof control box is characterized by comprising a control box main body (1), a top seat (2) and a box door (3), the box door (3) is hinged at one side of the control box main body (1), the top seat (2) is positioned at the top end of the control box main body (1), a carbon dioxide fire extinguishing agent storage tank (5) is arranged in the top seat (2), delivery pipes (6) are connected to both sides of the carbon dioxide fire extinguishing agent storage tank (5), the two groups of delivery pipes (6) extend to both sides in the control box main body (1), and the two groups of conveying pipes (6) are provided with a plurality of groups of spraying components which are uniformly distributed at the upper ends of the conveying pipes (6), the bottom of the control box main body (1) is provided with a heat dissipation cavity (11), the top of the heat dissipation cavity (11) is provided with a fixing net plate (10), and a heat dissipation mechanism is arranged inside the heat dissipation cavity (11).

2. A fire protection control box according to claim 1, wherein: the injection assembly comprises a spray pipe (9), an outlet (19) is formed in one end of the spray pipe (9) and the conveying pipe (6) in a communicated mode, thermal expansion rubber (15) and a piston (16) are arranged inside the spray pipe (9), the piston (16) is fixedly connected with one end of the thermal expansion rubber (15), a limiting block (18) is arranged inside the spray pipe (9), and a compression spring (20) is arranged on one side of the limiting block (18).

3. A fire protection control box according to claim 2, wherein: the piston (16) is internally provided with a T-shaped channel (17), one end of the T-shaped channel (17) extends to the outside of the piston (16), two side walls of the spray pipe (9) are respectively provided with a spray opening (14), and two ends of the T-shaped channel (17) respectively correspond to the two groups of spray openings (14).

4. A fire protection control box according to claim 1, wherein: the heat dissipation mechanism comprises a double-shaft motor (12), two sets of rotating shafts (13) and two sets of induced draft fan blades (21), the double-shaft motor (12) is fixedly installed inside a heat dissipation cavity (11), two output shafts of the double-shaft motor (12) are respectively and fixedly connected with the two sets of rotating shafts (13), and the two sets of induced draft fan blades (21) are respectively and fixedly installed on the two sets of rotating shafts (13).

5. A fire protection control box according to claim 4, wherein: the heat dissipation chamber (11) both sides wall is last to have all seted up the induced air mouth, be equipped with filter screen (25) on the induced air mouth, two sets of pivot (13) one end all is connected with dead lever (22), dead lever (22) one end runs through filter screen (25) and extends to heat dissipation chamber (11) outside and clean pole (23) of fixedly connected with, clean pole (23) side surface is equipped with clean brush (24), clean brush (24) and filter screen (25) surface contact.

6. A fire protection control box according to claim 1, wherein: the control box is characterized in that heat dissipation ports (7) are formed in two side walls, close to the top end, of the control box main body (1), one side of the carbon dioxide extinguishing agent storage tank (5) is connected with a feed inlet (4), a one-way valve (8) is arranged on the feed inlet (4), and one end of the feed inlet (4) extends to the outside of the top seat (2).