CN110867755A - Explosion-proof malleation switch board - Google Patents
Explosion-proof malleation switch board Download PDFInfo
- Publication number
- CN110867755A CN110867755A CN201911070666.3A CN201911070666A CN110867755A CN 110867755 A CN110867755 A CN 110867755A CN 201911070666 A CN201911070666 A CN 201911070666A CN 110867755 A CN110867755 A CN 110867755A
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- China
- Prior art keywords
- cabinet body
- cabinet
- explosion
- wall
- positive pressure
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- 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
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/30—Cabinet-type casings; Parts thereof or accessories therefor
- H02B1/38—Hinged covers or doors
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/28—Casings; Parts thereof or accessories therefor dustproof, splashproof, drip-proof, waterproof or flameproof
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Patch Boards (AREA)
Abstract
The invention discloses an explosion-proof positive pressure control cabinet, which comprises a cabinet body, wherein a fixing mechanism is fixedly arranged at the bottom end of the cabinet body, a cabinet door is hinged at one end of one side of the cabinet body, a first sealing mechanism is arranged on the inner wall of the cabinet door, a second sealing mechanism is arranged on two sides of the cabinet body, a through hole is formed in one side of the top end of the cabinet body, a pipeline is inserted into the through hole, and one end of the pipeline is fixedly communicated with an air inlet end of an exhaust fan. And the dust is prevented from exploding when meeting a short circuit line.
Description
Technical Field
The invention relates to an electrical cabinet, in particular to an explosion-proof positive-pressure control cabinet, and belongs to the technical field of special power equipment.
Background
The control cabinet is formed by assembling switch equipment, measuring instruments, protective electrical appliances and auxiliary equipment in a closed or semi-closed metal cabinet or on a screen according to the electrical wiring requirements, and the arrangement of the control cabinet meets the requirements of normal operation of an electric power system, is convenient to overhaul and does not endanger the safety of people and surrounding equipment. In normal operation, the circuit can be switched on or off by means of a manual or automatic switch. When the fault or abnormal operation occurs, the circuit is cut off or an alarm is given by the aid of the protective electric appliance. The measuring instrument can display various parameters in operation, and can also adjust some electrical parameters to prompt or send signals for deviating from normal working state, and the measuring instrument is commonly used in various power distribution, distribution and transformation substations.
In view of the above, chinese patent No. CN207801184U proposes an explosion-proof positive pressure control cabinet, which automatically controls the actual pressure in the cabinet through a pressure controller to ensure that the pressure in the cabinet is within a proper range, and is safe and stable, wherein a cooling pipe is arranged in the cabinet to assist in cooling the cabinet, and the fan and the partition plate effectively guide the air flow in the cabinet, so that the cooling effect is good; chinese patent No. CN207083338U proposes an intelligent positive pressure explosion-proof control cabinet, which blows the safe air into the positive pressure cavity in turn through the positive pressure blowing device and finally discharges the air through the exhaust control valve, so that the air pressure in the control cabinet is higher than the external air pressure, a small safe environment of micro-positive pressure is formed, the flammable dangerous gas is prevented from entering, and the safe operation of the electrical appliance element is ensured; the invention provides an explosion-proof positive pressure cabinet with Chinese patent number CN209250985U, which can quickly dissipate heat, solve the technical problem that the positive pressure cavity of the existing positive pressure cabinet is easy to rise, and ensure the safety of electrical equipment. But the junction of the cabinet door of the switch board in the above-mentioned patent and the cabinet body has great space, blocks up it through sealed pad among the prior art, but sealed pad in long-time use, because frequent push-and-pull cabinet door can lead to the damage of sealed pad, and local fracture, lead to outside gas or dust to get into the cabinet body
Inside, if a short circuit occurs, the cabinet may explode.
Disclosure of Invention
The invention aims to provide an explosion-proof positive pressure control cabinet to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
the utility model provides an explosion-proof malleation switch board, includes the cabinet body, cabinet body bottom mounting is equipped with fixed establishment, the articulated cabinet door that is equipped with of one end of cabinet body one side, the inner wall of cabinet door is provided with first sealing mechanism, cabinet body both sides are provided with second sealing mechanism, the through-hole has been seted up to one side on cabinet body top, the through-hole interlude is equipped with the pipeline, the one end of pipeline is fixed with the inlet end of air exhauster and is linked together, the fixed intercommunication of the outlet end of air exhauster is equipped with the outlet duct.
Preferably, the fixing mechanism includes the base, the middle part on base top is seted up flutedly, the bottom of recess inner wall is connected with the bottom contact of the cabinet body, the bottom of base both sides all rotates and is connected with the connecting plate, four the top of connecting plate one side all alternates and is equipped with the inserted bar, four the inserted bar alternates with four jacks respectively and is connected, and three four the bottom at cabinet body both sides side is seted up respectively to the jack.
Preferably, first sealing mechanism includes two and cabinet door inner wall middle part rotation connection's square plate, two the bar spout, two have all been seted up to one side of square plate the inner wall of bar spout and the slider sliding connection of crosspiece board bottom, one side of crosspiece board is connected, two with one side contact of square plate the middle part of crosspiece board opposite side all is fixed and is equipped with the spring beam, two the other end of spring beam respectively with the middle part fixed connection of two sealing rubber strip one side, two the sealing rubber strip alternates with two bar slots respectively and is connected, and two the slot is seted up respectively on the bottom of cabinet door inner wall and the top of inner wall.
Preferably, the second sealing mechanism is including the fixed fixing base that sets up in cabinet body one side top and one side bottom, two one side of fixing base rotates with the both ends of two pivots respectively and is connected, the lateral wall of pivot is fixed and is equipped with the connecting plate, the articulated diaphragm that is equipped with of one end of connecting plate, the middle part of diaphragm one side alternates and is equipped with sealed the pad.
Preferably, two connecting rods are inserted into one end of the square plate, and a disc is arranged at one end of each connecting rod.
Preferably, an exhaust fan switch is fixedly arranged in the middle of one side of the cabinet body, and the exhaust fan is electrically connected with an external power supply through the exhaust fan switch.
Compared with the prior art, the invention has the beneficial effects that:
according to the invention, the hinge between the cabinet body and the cabinet door can be sealed through the second sealing mechanisms arranged on the two sides of the cabinet body, the structure is convenient to use and disassemble, and is convenient for replacing a new sealing strip.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of a back side structure of the cabinet door of the present invention;
FIG. 3 is a schematic view of a second sealing mechanism according to the present invention;
fig. 4 is a schematic view of the front side structure of the cabinet door of the present invention.
In the figure: 1. a base; 2. a cabinet body; 3. sealing the rubber strip; 4. a cabinet door; 5. a square plate; 6. a strip-shaped chute; 7. a cross baffle; 8. a spring lever; 9. a fixed seat; 10. a rotating shaft; 11. rotating the plate; 12. a gasket; 13. a transverse plate; 14. a groove; 15. a connecting plate; 16. a disc; 17. an exhaust fan; 18. and an air outlet pipe.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The first embodiment is as follows:
as shown in fig. 1-4, an explosion-proof malleation switch board, including the cabinet body 2, the 2 bottom mounting of the cabinet body is equipped with fixed establishment, the articulated cabinet door 4 that is equipped with of one end of the cabinet body 2 one side, the inner wall of cabinet door 4 is provided with first sealing mechanism, 2 both sides of the cabinet body are provided with second sealing mechanism, the through-hole has been seted up to one side on the 2 top of the cabinet body, the through-hole interlude is equipped with the pipeline, the one end of pipeline and the fixed intercommunication of the air inlet end of air exhauster 17, the fixed intercommunication of the air outlet end of air exhauster 17 is equipped with outlet duct 18, open air exhauster 17.
Example two:
on the basis of embodiment one, as shown in fig. 1, fixed establishment includes base 1, the middle part on base 1 top is seted up flutedly 14, the bottom of the inner wall of recess 14 is connected with the bottom contact of the cabinet body 2, the bottom of base 1 both sides is all rotated and is connected with connecting plate 15, the top of four connecting plate 15 one sides all alternates and is equipped with the inserted bar, four inserted bars alternate with four jacks respectively and are connected, and the bottom at 2 both sides of the cabinet body is seted up respectively to four jacks, to making cabinet body 2 can fixed mounting on base 1, can not take place the skew.
Example three:
on the basis of the first embodiment and the second embodiment, the first sealing mechanism comprises two square plates 5 rotatably connected with the middle part of the inner wall of the cabinet door 4, one side of each of the two square plates 5 is provided with a strip-shaped sliding groove 6, the inner walls of the two strip-shaped sliding grooves 6 are in sliding connection with a sliding block at the bottom end of a transverse baffle 7, one side of the transverse baffle 7 is in contact connection with one side of the square plate 5, when the tip end of the square plate 5 is perpendicular to the transverse baffle 7, the distance for ejecting the sealing rubber strips 3 can just extend to the outside of the strip-shaped inserting grooves to block gaps, the middle parts of the other sides of the two transverse baffles 7 are respectively and fixedly provided with spring rods 8, the other ends of the two spring rods 8 are respectively and fixedly connected with the middle parts of one sides of the two sealing rubber strips 3, when the top of the square plate 5 is parallel to the transverse baffle 7, the sealing rubber strips 3 are retracted into the cabinet door 4, and two slots are respectively arranged at the bottom end of the inner wall of the cabinet door 4 and the top end of the inner wall, connecting rods are inserted into one ends of the two square plates 5, and one ends of the two connecting rods are provided with discs 16, so that the square plates 5 can be conveniently rotated by workers.
The second sealing mechanism is including fixed fixing base 9 that sets up on 2 one side tops of the cabinet body and one side bottom, one side of two fixing base 9 rotates with the both ends of two pivot 10 respectively and is connected, the fixed commentaries on classics board 11 that is equipped with of lateral wall of pivot 10, the articulated diaphragm 13 that is equipped with of one end of commentaries on classics board 11, the middle part interlude of diaphragm 13 one side is equipped with sealed pad 12, the convenience is sealed the cabinet body 2 and cabinet door 4 junction, and the convenience is changed it, the fixed air exhauster switch that is equipped with in middle part of 2 one sides of the cabinet body, air exhauster 17 passes through air exhauster switch.
It should be noted that, the invention is an explosion-proof positive pressure control cabinet, when the inside of the cabinet body 2 is decompressed, the switch of the exhaust fan is opened, the exhaust fan 17 leads the air flow or dust inside the cabinet body 2 to the outside of the cabinet body 2, when the environment is in a state of more dust, in order to increase the sealing performance of the cabinet body 2, the rotary disc 16 drives the square plate 5 to rotate, when the tip of the square plate 5 is perpendicular to the transverse baffle 7, the spring rod 8 at the top end of the transverse baffle 7 drives the sealing rubber strip 3 to move out of the strip-shaped slot when being extruded, the gap between the top and the bottom of the cabinet body 2 is sealed, then the two rotary plates 11 are rotated, the transverse plate 13 is pulled, the sealing gasket 12 is inserted into the gap between the two ends of the cabinet body 2, in the structure, the sealing gasket 12 is inserted and connected with the transverse plate 13, therefore, when the sealing gasket is damaged.
The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. The utility model provides an explosion-proof malleation switch board, includes the cabinet body (2), its characterized in that: the utility model discloses a cabinet, including the cabinet body, cabinet body (2), cabinet door (4) have been seted up to the one end of the cabinet body (2) one side is articulated, the inner wall of cabinet door (4) is provided with first sealing mechanism, cabinet body (2) both sides are provided with second sealing mechanism, the through-hole has been seted up to one side on the cabinet body (2) top, the through-hole interlude is equipped with the pipeline, the one end of pipeline and the fixed intercommunication of the inlet end of air exhauster (17), the fixed intercommunication of the outlet end of air exhauster (17) is equipped with outlet duct (.
2. The explosion-proof positive pressure control cabinet according to claim 1, characterized in that: the fixing mechanism comprises a base (1), wherein a groove (14) is formed in the middle of the top end of the base (1), the bottom end of the inner wall of the groove (14) is in contact connection with the bottom end of the cabinet body (2), the bottoms of the two sides of the base (1) are all rotatably connected with a connecting plate (15) in a rotating mode, and the top of one side of the connecting plate (15) is provided with inserting rods in an inserting mode, four inserting rods are respectively in inserting connection with four inserting holes in a penetrating mode, and three inserting holes are respectively formed in the bottoms of the two sides of the cabinet body (4).
3. The explosion-proof positive pressure control cabinet according to claim 1, characterized in that: first sealing mechanism includes two and rotates square plate (5) of being connected, two with cabinet door (4) inner wall middle part the bar spout (6), two have all been seted up to one side of square plate (5) the inner wall of bar spout (6) and the slider sliding connection of crosspiece board (7) bottom, one side of crosspiece board (7) is connected, two with the one side contact of square plate (5) the middle part of crosspiece board (7) opposite side all is fixed and is equipped with spring beam (8), two the other end of spring beam (8) respectively with the middle part fixed connection of two sealing rubber strip (3) one side, two sealing rubber strip (3) alternate with two bar slots respectively and are connected, and two the slot is seted up respectively on the top of the bottom of cabinet door (2) inner wall and inner wall.
4. The explosion-proof positive pressure control cabinet according to claim 1, characterized in that: the second sealing mechanism is including fixed fixing base (9) that set up in cabinet body (2) one side top and one side bottom, two one side of fixing base (9) rotates with the both ends of two pivot (10) respectively and is connected, the lateral wall of pivot (10) is fixed to be equipped with changes board (11), the one end of changeing board (11) is articulated to be equipped with diaphragm (13), the middle part interlude of diaphragm (13) one side is equipped with sealed pad (12).
5. The explosion-proof positive pressure control cabinet of claim 4, characterized in that: one end of each of the two square plates (5) is provided with a connecting rod in an inserting mode, and one end of each of the two connecting rods is provided with a disc (16).
6. The explosion-proof positive pressure control cabinet according to claim 1, characterized in that: an exhaust fan switch is fixedly arranged in the middle of one side of the cabinet body (2), and the exhaust fan (17) is electrically connected with an external power supply through the exhaust fan switch.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201911070666.3A CN110867755A (en) | 2019-11-05 | 2019-11-05 | Explosion-proof malleation switch board |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201911070666.3A CN110867755A (en) | 2019-11-05 | 2019-11-05 | Explosion-proof malleation switch board |
Publications (1)
Publication Number | Publication Date |
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CN110867755A true CN110867755A (en) | 2020-03-06 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201911070666.3A Withdrawn CN110867755A (en) | 2019-11-05 | 2019-11-05 | Explosion-proof malleation switch board |
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CN (1) | CN110867755A (en) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111446632A (en) * | 2020-05-28 | 2020-07-24 | 郑雨萱 | Dustproof construction of block terminal instrument door |
CN112539977A (en) * | 2020-12-22 | 2021-03-23 | 浙江正安检测技术有限公司 | High-efficient explosion-proof dust sample thief |
CN113079659A (en) * | 2021-05-21 | 2021-07-06 | 周平 | Automatic change control instrument cabinet |
CN113285384A (en) * | 2021-07-21 | 2021-08-20 | 南通正耀电气科技有限公司 | Industrial control cabinet |
CN116191238A (en) * | 2023-04-27 | 2023-05-30 | 无锡市新发智联节能有限公司 | Intelligent strong and weak electricity integrated control cabinet |
-
2019
- 2019-11-05 CN CN201911070666.3A patent/CN110867755A/en not_active Withdrawn
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111446632A (en) * | 2020-05-28 | 2020-07-24 | 郑雨萱 | Dustproof construction of block terminal instrument door |
CN112539977A (en) * | 2020-12-22 | 2021-03-23 | 浙江正安检测技术有限公司 | High-efficient explosion-proof dust sample thief |
CN113079659A (en) * | 2021-05-21 | 2021-07-06 | 周平 | Automatic change control instrument cabinet |
CN113285384A (en) * | 2021-07-21 | 2021-08-20 | 南通正耀电气科技有限公司 | Industrial control cabinet |
CN116191238A (en) * | 2023-04-27 | 2023-05-30 | 无锡市新发智联节能有限公司 | Intelligent strong and weak electricity integrated control cabinet |
CN116191238B (en) * | 2023-04-27 | 2023-06-30 | 无锡市新发智联节能有限公司 | Intelligent strong and weak electricity integrated control cabinet |
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PB01 | Publication | ||
WW01 | Invention patent application withdrawn after publication | ||
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Application publication date: 20200306 |