CN107864585B - Control box with fire extinguishing and smoke discharging functions - Google Patents
Control box with fire extinguishing and smoke discharging functions Download PDFInfo
- Publication number
- CN107864585B CN107864585B CN201711412942.0A CN201711412942A CN107864585B CN 107864585 B CN107864585 B CN 107864585B CN 201711412942 A CN201711412942 A CN 201711412942A CN 107864585 B CN107864585 B CN 107864585B
- Authority
- CN
- China
- Prior art keywords
- control box
- fire extinguishing
- fire
- cover plates
- connecting rod
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/02—Details
- H05K5/0217—Mechanical details of casings
-
- 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
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C35/00—Permanently-installed equipment
- A62C35/02—Permanently-installed equipment with containers for delivering the extinguishing substance
- A62C35/10—Containers destroyed or opened by flames or heat
Abstract
The invention discloses a control box with fire extinguishing and smoke discharging functions, which comprises a control box, smoke discharging holes, a mounting plate, a packing box, a cover plate, a connecting sheet, a gas filling cavity, a vertical connecting rod, a sealing plate, a connecting column, a horizontal connecting rod, a fixing connecting rod, a baffle plate, a fire extinguishing bottle, a high-pressure spray head and a fixing sleeve. The fire extinguishing device is reasonable in structural design, and the fire extinguishing device in the whole box body does not need an extra electrical control structure, so that other devices needing power supply are prevented from being arranged in the controller, the circuit structure of the control box is simplified, and meanwhile, the situation that the fire extinguishing device is out of order after devices such as a sensor are damaged in the ignition process is avoided; besides fire extinguishing, the smoke dust generated by fire can be discharged out of the box body under the condition of not affecting the integral structure of the control box, so that the maintenance of workers is facilitated.
Description
Technical Field
The invention relates to a control box, in particular to a control box with fire extinguishing and smoke discharging functions, and belongs to the technical field of application of electrical control equipment.
Background
The control box is suitable for occasions such as factories and mines, enterprises, markets, hotels, schools, airports, ports, hospitals, high-rise buildings, living communities and the like, is used for power, illumination power distribution and motor control in a low-voltage power grid system, and is suitable for indoor wall-hanging and outdoor floor-mounted power distribution equipment.
In order to prevent the fire spreading after the control box fires, most of the fire extinguishing devices are arranged in the control box, most of the general fire extinguishing devices adopt sensor equipment to detect whether fires occur or not, then fire extinguishing is performed through automatic control equipment, additional circuits are required to be paved for ensuring the automatic fire extinguishing, the complexity of the circuits in the control box is increased, when the fire part directly occurs in the sensor or is used in a power supply circuit of the fire extinguishing equipment, the fire extinguishing parts possibly fail, the fire spreading is caused, meanwhile, dense smoke can be possibly generated during the fire, and the control box is of a closed structure and a semi-closed structure to block the discharge of the dense smoke, so that the visual field of detection maintenance personnel is influenced. Therefore, a control box with fire extinguishing and smoke discharging functions is provided for the problems.
Disclosure of Invention
The invention aims to solve the problems and provide a control box with fire extinguishing and smoke discharging functions.
The invention realizes the aim through the following technical scheme that the control box with the fire extinguishing and smoke discharging functions comprises a control box and a mounting plate which is arranged on the side wall of the inner cavity of the control box and is used for mounting electrical equipment, wherein the end face of the top of the control box is fixedly connected with a packing box used for placing dry sand, two symmetrically arranged cover plates are arranged at the bottom end of the packing box and are rotationally connected with the side wall of the packing box, the two cover plates are mutually connected through two connecting plates distributed along the length direction, the two connecting plates and the end parts of the two cover plates enclose a gas filling cavity with a sealing structure, a vertical connecting rod which is vertically arranged is rotationally arranged on a cover plate table, the tail end of the vertical connecting rod is rotationally connected with a sealing plate which is positioned in a smoke discharging hole, and the smoke discharging hole is formed on the side wall of the top end of the control box;
two fire-extinguishing bottles with liquid carbon dioxide inside are symmetrically installed at two ends of the control box, the bottom ends of the fire-extinguishing bottles are connected with high-pressure spray heads, the surfaces of the high-pressure spray heads are sleeved with fixed sleeves, baffles attached to the output ends of the high-pressure spray heads are horizontally inserted in the fixed sleeves, a fixedly connecting rod is fixedly connected to one side surface of the top end of each baffle, which is close to a packing box, the top ends of the fixedly connecting rods are rotationally connected to horizontal connecting rods which are horizontally installed, one ends of the horizontal connecting rods are fixedly connected to connecting columns, and the connecting columns are fixedly connected to the bottom ends of cover plates on the same side of the fire-extinguishing bottles along the vertical direction.
Preferably, the end part at the edge of the sealing plate is tightly attached to the inner side wall of the smoke exhaust hole, and the smoke exhaust hole penetrates through the side wall of the control box.
Preferably, the baffle is a baffle formed by a soft rubber plate.
Preferably, the fire extinguishing bottle is of a steel cylindrical structure and is fixedly connected to the side wall of the packing box.
Preferably, the connecting sheet is composed of a hard rubber sheet with a sheet-shaped structure, and the surface of the connecting sheet is provided with a groove, and the thickness of the groove is three times the thickness of the connecting sheet.
Preferably, the gas filling cavities are distributed along the length direction of the joint of the two cover plates.
The beneficial effects of the invention are as follows: the fire extinguishing device is reasonable in structural design, and the fire extinguishing device in the whole box body does not need an extra electrical control structure, so that other devices needing power supply are prevented from being arranged in the controller, the circuit structure of the control box is simplified, and meanwhile, the situation that the fire extinguishing device is out of order after devices such as a sensor are damaged in the ignition process is avoided; besides fire extinguishing, the smoke dust generated by fire can be discharged out of the box body under the condition of not affecting the integral structure of the control box, so that the maintenance of workers is facilitated.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a schematic view of a partial enlarged structure of the present invention A;
fig. 3 is a schematic view of a partial enlarged structure of the present invention at B.
In the figure: 1. control box, 101, smoke vent, 2, mounting panel, 3, packing box, 4, apron, 401, connection piece, 402, gas filling chamber, 5, vertical connecting rod, 6, closing plate, 7, spliced pole, 8, horizontal connecting rod, 9, rigid coupling pole, 10, baffle, 11, fire extinguishing bottle, 12, high-pressure nozzle, 13, fixed cover.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-3, a control box with fire extinguishing and smoke discharging functions comprises a control box 1 and a mounting plate 2 arranged on the side wall of an inner cavity of the control box 1 and used for mounting electrical equipment, wherein the top end face of the control box 1 is fixedly connected with a packing box 3 used for placing dry sand, two symmetrically arranged cover plates 4 are arranged at the bottom end of the packing box 3 and are rotationally connected with the side wall of the packing box 3, the end part of the packing box 3 is sealed by rotation of the cover plates 4 and the dry sand in the packing box 3 flows out, the two cover plates 4 are mutually connected through two connecting plates 401 distributed along the length direction, a gas filling cavity 402 with a sealing structure is formed by the two connecting plates 401 and the end parts of the two cover plates 4, a proper amount of hydrogen is filled in the filling cavity 402, when the fire temperature in the control box 1 is rapidly increased, the gas filled in the gas filling cavity 402 is rapidly heated and expands, the connecting plates 401 are broken, one end of the cover plates 4 loses a limit structure after the two cover plates 4 are propped, the end of the cover plates 4 rotates in the side direction of the bottom end part of the control box 1, the dry sand in the packing box 3 is filled in the control box 1, the fire extinguishing cavity is prevented from spreading to the vertical top end of the control box, and the connecting plates are arranged at the top end of the vertical end of the connecting plates 101, and the vertical smoke discharging holes are arranged at the top end of the connecting plates 101, and the vertical fire extinguishing holes are arranged at the top end of the connecting plates 101;
two fire-extinguishing bottles 11 with liquid carbon dioxide inside are symmetrically installed at two ends of the control box 1, the bottom ends of the fire-extinguishing bottles 11 are connected with high-pressure spray heads 12, a fixing sleeve 13 is sleeved on the surfaces of the high-pressure spray heads 12, a baffle 10 attached to the output end of the high-pressure spray heads 12 is horizontally inserted in the fixing sleeve 13, after the baffle 10 is pulled out, the liquid carbon dioxide inside the fire-extinguishing bottles 11 is gasified to form carbon dioxide gas, the carbon dioxide gas is sprayed into the control box 1 through the high-pressure spray heads 12 to extinguish fire, a fixedly connected rod 9 is fixedly connected to one side surface of the top end of the baffle 10, close to the packing box 3, the top end of the fixedly connected rod 9 is rotatably connected to a horizontal connecting rod 8 which is horizontally installed, one end of the horizontal connecting rod 8 is fixedly connected to a connecting column 7, and the connecting column 7 is fixedly connected to the bottom end of a cover plate 4 on the same side as the fire-extinguishing bottle 11 along the vertical direction.
As a technical optimization scheme of the invention, the end part at the edge of the sealing plate 6 is tightly attached to the inner side wall of the smoke exhaust hole 101, and the smoke exhaust hole 101 penetrates through the side wall of the control box 1, so that the tightness of the control box 1 in a normal state is ensured.
As a technical optimization scheme of the invention, the baffle 10 is a baffle 10 formed by soft rubber plates, so that the baffle 10 is conveniently pulled out from the inside of the fixed sleeve 13.
As a technical optimization scheme of the invention, the fire extinguishing bottle 11 is of a steel cylindrical structure, so that the fire extinguishing bottle 11 has enough strength to contain liquid carbon dioxide, and the fire extinguishing bottle 11 is fixedly connected to the side wall of the packing box 3 to fix the fire extinguishing bottle 11.
As a technical optimization scheme of the invention, the connecting sheet 401 is composed of a hard rubber sheet with a sheet structure, grooves are formed in the surface of the connecting sheet 401, and the thickness of the grooves is three times that of the connecting sheet 401, so that the connecting sheet 401 is convenient to break.
As a technical optimization scheme of the invention, the gas filling cavities 402 are distributed along the length direction of the joint of the two cover plates 4, so that the connection pieces 401 are convenient to break.
When the fire-extinguishing device is used, when the fire temperature in the control box 1 rises sharply, gas filled in the gas filling cavity 402 expands sharply after being heated, the connecting sheet 401 is broken, one end of the connecting sheet 401 between the two cover plates 4 is broken, and then the cover plates 4 lose a limit structure, so that the cover plates 4 rotate towards one side of the bottom end of the control box 1, dry sand in the packing box 3 can be filled in the control box 1, when the cover plates 4 rotate towards one side of the bottom end of the control box 1, the baffle plates 10 which are connected to the connecting column 7 through the fixing rods 9 and the horizontal connecting rods 8 in sequence are pulled out from the fixing sleeve 13 under the driving of the cover plates 4, and liquid carbon dioxide in the fire-extinguishing bottle 11 is sprayed into the control box 1 by the high-pressure spray head 12 after vaporization due to the change of the air pressure in the fire-extinguishing bottle 11, so as to extinguish the fire; in the process that the cover plate 4 rotates towards the bottom end side of the control box 1, the cover plate 4 drives the sealing plate 6 to move towards the bottom end side of the control box 1, the sealing plate 6 is separated from the smoke exhaust hole 101, the smoke exhaust hole 101 is not sealed any more, and dense smoke is discharged from the smoke exhaust hole 101.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (4)
1. Control box with put out a fire and function of discharging fume, including control box (1) and set up mounting panel (2) that are used for installing electrical equipment on control box (1) inner chamber lateral wall, its characterized in that: the control box comprises a control box body (1), a packing box (3) used for placing dry sand is fixedly connected to the end face of the top of the control box body, two cover plates (4) which are symmetrically arranged are installed at the bottom end of the packing box body (3), the two cover plates (4) are rotationally connected with the side wall of the packing box body (3), the two cover plates (4) are mutually connected through two connecting pieces (401) which are distributed along the length direction, the two connecting pieces (401) and the end parts of the two cover plates (4) enclose a gas filling cavity (402) with a sealing structure, a vertical connecting rod (5) which is vertically arranged is rotationally installed on the surface of the cover plates (4), the tail end of the vertical connecting rod (5) is rotationally connected to a sealing plate (6) which is positioned in a smoke exhaust hole (101), and the smoke exhaust hole (101) is formed in the side wall of the top end of the control box body (1);
two fire-extinguishing bottles (11) with liquid carbon dioxide inside are symmetrically arranged at two ends of the control box (1), the bottom ends of the fire-extinguishing bottles (11) are connected with high-pressure spray heads (12), the surfaces of the high-pressure spray heads (12) are sleeved with fixed sleeves (13), baffle plates (10) attached to the output ends of the high-pressure spray heads (12) are horizontally inserted in the fixed sleeves (13), a fixedly connecting rod (9) is fixedly connected to one side surface of the top end of each baffle plate (10) close to the packing box (3), the top ends of the fixedly connecting rods (9) are rotatably connected to horizontal connecting rods (8) which are horizontally arranged, one ends of the horizontal connecting rods (8) are fixedly connected to connecting columns (7), and the connecting columns (7) are fixedly connected to the bottom ends of cover plates (4) on the same side with the fire-extinguishing bottles (11) along the vertical direction;
the end part of the edge of the sealing plate (6) is tightly attached to the inner side wall of the smoke exhaust hole (101), and the smoke exhaust hole (101) penetrates through the side wall of the control box (1);
the gas filling cavities (402) are distributed along the length direction of the joint of the two cover plates (4).
2. A control box with fire extinguishing and smoke discharging functions according to claim 1, characterized in that: the baffle (10) is a baffle (10) formed by a soft rubber plate.
3. A control box with fire extinguishing and smoke discharging functions according to claim 1, characterized in that: the fire extinguishing bottle (11) is of a steel cylindrical structure, and the fire extinguishing bottle (11) is fixedly connected to the side wall of the packing box (3).
4. A control box with fire extinguishing and smoke discharging functions according to claim 1, characterized in that: the connecting piece (401) is composed of a hard rubber piece with a sheet-shaped structure, grooves are formed in the surface of the connecting piece (401), and the thickness of the grooves is three times that of the connecting piece (401).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711412942.0A CN107864585B (en) | 2017-12-24 | 2017-12-24 | Control box with fire extinguishing and smoke discharging functions |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711412942.0A CN107864585B (en) | 2017-12-24 | 2017-12-24 | Control box with fire extinguishing and smoke discharging functions |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107864585A CN107864585A (en) | 2018-03-30 |
| CN107864585B true CN107864585B (en) | 2023-08-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201711412942.0A Active CN107864585B (en) | 2017-12-24 | 2017-12-24 | Control box with fire extinguishing and smoke discharging functions |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108281904B (en) * | 2018-04-03 | 2019-07-05 | 青岛豪源电气有限公司 | The safety device of power distribution cabinet |
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| Publication number | Publication date |
|---|---|
| CN107864585A (en) | 2018-03-30 |
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