CN110148891B - High-voltage explosion-proof power distribution cabinet capable of being remotely monitored - Google Patents
High-voltage explosion-proof power distribution cabinet capable of being remotely monitored Download PDFInfo
- Publication number
- CN110148891B CN110148891B CN201910607035.4A CN201910607035A CN110148891B CN 110148891 B CN110148891 B CN 110148891B CN 201910607035 A CN201910607035 A CN 201910607035A CN 110148891 B CN110148891 B CN 110148891B
- Authority
- CN
- China
- Prior art keywords
- elastic
- explosion
- proof
- dust
- rotating
- 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.)
- Active
Links
Images
Classifications
-
- 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
-
- 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
- H02B1/306—Accessories, e.g. windows
-
- 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
- H02B1/32—Mounting of devices therein
- H02B1/34—Racks
-
- 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
- H02B1/56—Cooling; Ventilation
- H02B1/565—Cooling; Ventilation for cabinets
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Casings For Electric Apparatus (AREA)
Abstract
The invention belongs to the technical field of power equipment, and particularly relates to a high-voltage explosion-proof power distribution cabinet capable of being remotely monitored; comprises an electric cabinet body; the electric cabinet body consists of an outer box body and a rubber explosion-proof layer, and an explosion-proof cavity is formed between the outer box body and the rubber explosion-proof layer; the ventilating duct is inserted in the ventilating hole, a rotating motor is arranged in the ventilating duct through a fixed hole disc, the output end of the rotating motor is connected with a rotating fan through a rotating column, and the top end of the rotating column is rotatably arranged in the ventilating hole through a rotating sleeve; an elastic filter screen is arranged at the end part of the ventilating duct in a sliding manner, and an electric telescopic rod is arranged on the side wall of the ventilating duct; the side wall of the top end of the electric telescopic rod is connected with an elastic sealing plate through a fixing column, and the top end of the elastic sealing plate is connected with the bottom end part of the elastic filter screen; can effectually prevent because contain dust particle in the outside air and enter into the switch board, the electric arc contact that electronic component produced, and then the easy explosion phenomenon that takes place.
Description
Technical Field
The invention belongs to the technical field of power equipment, and particularly relates to a high-voltage explosion-proof power distribution cabinet capable of being remotely monitored.
Background
Set up in the switch board and mostly be electronic component equipment, in the mining industries such as petroleum and chemical industry, coal mine, iron ore, the environment of conflagration or explosion takes place easily, in case appear danger, just make electronic equipment suffer destruction easily.
In the switch board field, explosion-proof switch board is used more and more extensively, if: central substations for coal mines, iron mines and copper mines for controlling and protecting cable lines in mine areas and controlling transformers or high-voltage motors; the functions of electric energy conversion, distribution and control are achieved.
When the existing power distribution cabinet is used, most of the existing power distribution cabinet has the ventilation and heat dissipation functions, some dust particles in the air easily enter the power distribution cabinet when the existing power distribution cabinet is subjected to ventilation and heat dissipation, the contact electric appliance in the power distribution cabinet is often accompanied with the gas discharge phenomenon during the process of switching on and switching off the current of the contact, and then the electric arc is generated, and when the dust particles in the air are in contact with the electric arc generated by the contact electric appliance in the power distribution cabinet, the power distribution cabinet is easy to explode when in use.
Disclosure of Invention
In order to make up the defects of the prior art, the invention provides a high-voltage explosion-proof power distribution cabinet capable of being remotely monitored, which is mainly used for solving the problem that when the conventional power distribution cabinet is used for ventilation and heat dissipation, dust particles in air are in contact with electric arcs generated by contact electric appliances in the power distribution cabinet, so that the power distribution cabinet is easy to explode when in use; meanwhile, the explosion impact force generated when the components inside the power distribution cabinet explode accidentally is reduced, and the power distribution cabinet explodes.
The technical scheme adopted by the invention for solving the technical problems is as follows: the invention relates to a high-voltage explosion-proof power distribution cabinet capable of being remotely monitored, which comprises an electric cabinet body; the electric cabinet body consists of an outer box body and a rubber explosion-proof layer, and an explosion-proof cavity is formed between the outer box body and the rubber explosion-proof layer; the side wall of the electric cabinet body is provided with a vent hole, and a ventilation dustproof device is arranged in the vent hole; the ventilation and dust prevention device comprises a ventilation cylinder, a fixed hole disc, a rotating motor, a rotating fan, an elastic filter screen, an electric telescopic rod and a dust detector; the ventilating duct is inserted in the ventilating hole, the rotating motor is arranged in the ventilating duct through the fixed hole disc, the output end of the rotating motor is connected with the rotating fan through the rotating column, and the top end of the rotating column is rotatably arranged in the ventilating hole through the rotating sleeve; an elastic filter screen is arranged at the end part of the ventilating duct in a sliding manner, and an electric telescopic rod is arranged on the side wall of the ventilating duct; an elastic sealing plate is connected to the side wall of the top end of the electric telescopic rod through a fixing column, and the top end of the elastic sealing plate is connected to the bottom end part of the elastic filter screen; the side wall of the ventilating duct is provided with a dust exhaust hole, and the dust exhaust hole corresponds to the elastic sealing plate; a dust detector is arranged on the side wall of the rotating sleeve and is positioned on the inner side surface of the elastic filter screen; the dust detector is connected with a data processing module of the control center through an electric signal; when the electric cabinet works, when the electric elements in the electric cabinet body normally work, the rotating motor is started, the rotating motor drives the rotating fan to rotate through the rotating column, and then the rotating fan can suck external cold air into the electric cabinet body through the ventilating duct, so that the electric elements in the electric cabinet body are cooled during working; meanwhile, the elastic filter screen is arranged to filter dust contained in external cold air, the dust detector generates detected data to the data processing module of the control center, the data processing module collects the data detected by the dust detector, the collected original data information is compared with a preset threshold value for analysis, and when the collected data information exceeds the threshold value, alarm information is sent out; the control center controls the electric telescopic rod to retract, so that the elastic filter screen which is arranged in a sliding mode is driven to slide to two sides of the ventilating duct, when the elastic filter screen is located at the dust exhaust hole, the wind power of the rotating fan blows dust particles adsorbed on the elastic filter screen into the explosion-proof cavity through the dust exhaust hole, then the dust on the elastic filter screen is cleaned, the cleaned elastic filter screen is driven by the electric telescopic rod to be closed again, and then the dust particles contained in the air are filtered and collected; by arranging the ventilation and dustproof device, the power distribution cabinet can be effectively prevented from being easily exploded due to the fact that dust particles contained in the outside air enter the power distribution cabinet and then contact with an electric arc generated by a contact electrical appliance in the power distribution cabinet in the process of switching on and off a contact when the outside air is introduced into the power distribution cabinet; the dust detector can detect the number of dust particles contained in the cold air pumped into the electric cabinet body in real time, so that more dust particles are prevented from being gathered on the elastic filter screen, the filtering effect of the elastic filter screen on the dust particles is further influenced, and the ventilation effect of the elastic filter screen is influenced; the rotation directions of the rotating motors in the ventilation and dust prevention devices symmetrically arranged on the electric cabinet body are opposite, so that hot gas in the electric cabinet body can be discharged.
Preferably, the flexible end of the electric telescopic rod is wrapped with an elastic corrugated film, and the elastic corrugated film is uniformly provided with a convex layer; an elastic explosion-proof membrane is arranged on the inner side wall of the ventilation hole in a sliding mode, and corrugated protruding teeth are arranged on the inner side wall of the elastic explosion-proof membrane; a rotating wheel disc is meshed between the elastic corrugated film and the corrugated raised teeth; the electric cabinet body is internally provided with a temperature sensor and a pressure sensor which are in electric signal connection with a data processing module of the control center; when the electric telescopic rod works, when the telescopic bottom end of the electric telescopic rod contracts, the protruding layer arranged on the elastic corrugated film can be driven to move downwards, the arranged elastic corrugated film cannot influence the contraction of the electric telescopic rod, the protruding layer moving downwards can drive the rotating wheel disc to rotate, so that the corrugated protruding teeth drive the elastic explosion-proof film to slide to the end part of the ventilating duct, and the heat dissipation disc is arranged at the ventilating hole and can play a role in guiding the elastic explosion-proof film; the end part of the ventilating duct is further sealed, and the effect of quickly cleaning dust particles adsorbed on the contracted elastic filter screen by the rotating fan is further improved; the temperature sensor and the pressure sensor monitor the temperature and the pressure in the electric cabinet body, the monitored data are transmitted to the data processing module of the control center, the data processing module collects the data detected by the temperature sensor and the pressure sensor, the collected original data information is compared with a preset threshold value for analysis, when the collected data information exceeds the threshold value, the control center sends out alarm information, the control center controls the electric telescopic rod to withdraw, the elastic explosion-proof membrane meshed by the rotating wheel disc can slide to the end part of the ventilating tube, the ventilating tube is sealed, the control center can remotely monitor the temperature and the pressure in the electric cabinet body through the data detected by the pressure sensor and the temperature sensor, and the temperature and the pressure in the power distribution cabinet are prevented from reaching the critical explosion value and being exploded, the impact force and the fire source of explosion rush out to the outside of electricity cabinet body through the through hole, and then lead to the phenomenon of conflagration taking place around the electricity cabinet body.
Preferably, the elastic corrugated film is wrapped at the telescopic end of the electric telescopic rod in a spaced hot pressing mode; the convex layers are filled with gas, and the uniformly arranged convex layers are communicated with each other; the fixing column is arranged on the outer wall of the elastic corrugated film; when the electric telescopic rod is in work, the arranged elastic corrugated film is wrapped at the telescopic end of the electric telescopic rod in a spaced hot pressing mode, so that the electric telescopic rod can extrude and contract the convex layers arranged on the elastic corrugated film when contracting, the elastic corrugated film is in a horizontal state, and the elastic corrugated film is convenient to contract; when the telescopic end of the electric telescopic rod is contracted, the gas filled in the convex layer is extruded to the top end part of the electric telescopic rod, so that the fixed columns connected to the outer wall of the elastic corrugated membrane can vibrate under the action of inflation, and dust adsorbed on the elastic filter screen is removed; make the fixed column can extrude the elastic filter screen simultaneously, make the elastic filter screen can closely laminate on the outer wall of draft tube, and then increase the effect that the dust of rotation fan gathering on the elastic filter screen was clear away.
Preferably, the side wall of the vent hole is provided with an elastic dust suction pipe, and the elastic dust suction pipe is positioned in the explosion-proof cavity; the outer wall of the elastic dust collection pipe is sleeved with a buffering spiral framework; an explosion-proof fiber layer is arranged on the inner wall of the outer box body and is in contact with the buffer spiral framework; when the electric cabinet is in operation, when explosion occurs in the electric cabinet body, the buffering spiral framework arranged in the explosion-proof cavity can play a role in buffering and damping the rubber explosion-proof layer, so that the phenomenon that the power distribution cabinet is exploded and cracked due to the impact force of the explosion in the electric cabinet body is prevented; the cooperation of the buffering spiral skeleton and the elasticity dust absorption pipe of setting, when exploding in the switch board, external control panel can control and rotate the high-speed rotation of motor, and then in with external gas suction to the elasticity dust absorption pipe, makes the elasticity dust absorption pipe produce the inflation fast, makes the elasticity dust absorption pipe can extrude the outer wall on the rubber explosion-proof layer with buffering spiral skeleton, further increases the buffer capacity of elasticity spiral skeleton, improves the intensity of elasticity spiral skeleton simultaneously.
Preferably, the rubber explosion-proof layer is provided with impact micropores; a flame-retardant expansion ring is sleeved between the spiral rings of the buffer spiral framework, a dry powder extinguishing agent is filled in the flame-retardant expansion ring, and a powder spraying hole is formed in the top end wall of the flame-retardant expansion ring and corresponds to the impact micropore; the during operation, the impact force and the fire source of explosion can pass in and out the explosion-proof intracavity through assaulting the micropore, and then the fire-retardant expansion ring that sets up in the explosion-proof intracavity produces the inflation under the heat of fire source, fire-retardant expansion ring is under the extrusion force of buffering spiral skeleton simultaneously, the dry powder fire extinguishing agent of inside packing can spout into this internally to the electricity cabinet through assaulting the micropore, and then put out this internal fire source of electricity cabinet, can block into the impact micropore after the fire-retardant expansion ring inflation that sets up simultaneously, and then be convenient for fire-retardant expansion ring fixed and spacing to buffering spiral skeleton, prevent to cushion the phenomenon that the spiral skeleton takes place the dislocation or slide under the explosion impact force.
Preferably, the inner wall of the flame-retardant expansion ring is sleeved with an elastic metal ring, and the elastic metal ring is sleeved on the outer wall of the elastic dust collection pipe; the elastic dust suction pipe is communicated with the elastic metal ring through the air guide hole; when the fire-extinguishing expansion pipe works, the elastic metal ring can be extruded when the elastic dust collection pipe expands, so that the elastic metal ring can extrude the dry powder extinguishing agent in the fire-retardant expansion ring, and the spraying speed of the dry powder extinguishing agent in the fire-retardant expansion ring can be accelerated under the impact force of gas in the elastic dust collection pipe, so that the fire-extinguishing effect is further improved.
The invention has the following beneficial effects:
1. by arranging the ventilation and dustproof device, the power distribution cabinet can be effectively prevented from being easily exploded due to the fact that dust particles contained in the outside air enter the power distribution cabinet and then contact with an electric arc generated by a contact electric appliance in the power distribution cabinet in the process of switching on and off a contact when the outside air is introduced into the power distribution cabinet; the dust detector that sets up can detect in real time that the suction is hungry quantity of dust granule that contains in this internal cold air of electric cabinet, and it is more to prevent the gathering dust granule on the elastic filter, and then influences the filter effect of elastic filter to the dust granule, influences elastic filter's ventilation effect simultaneously.
2. According to the invention, through the matching of the arranged buffering spiral framework and the elastic dust absorption pipe, when explosion occurs in the power distribution cabinet, the external control panel can control the rotating motor to rotate at a high speed, so that external gas is sucked into the elastic dust absorption pipe, the elastic dust absorption pipe expands rapidly, the elastic dust absorption pipe can extrude the buffering spiral framework onto the outer wall of the rubber explosion-proof layer, the buffering capacity of the elastic spiral framework is further increased, and meanwhile, the strength of the elastic spiral framework is improved.
Drawings
The invention will be further explained with reference to the drawings.
FIG. 1 is a perspective view of the present invention;
FIG. 2 is a front view of the present invention;
FIG. 3 is an enlarged view of a portion of FIG. 2 in accordance with the present invention;
FIG. 4 is an enlarged view of a portion of the invention at B in FIG. 2;
FIG. 5 is an enlarged view of a portion of the invention at C of FIG. 2;
FIG. 6 is a view showing the working state of the electric telescopic rod of the present invention;
in the figure: the electric cabinet comprises an electric cabinet body 1, an outer box body 11, a rubber explosion-proof layer 12, an impact micropore 121, an explosion-proof cavity 13, a vent hole 14, an explosion-proof fiber layer 15, a ventilation and dust-proof device 2, a ventilating funnel 21, a dust exhaust hole 211, a fixed hole disc 22, a rotating motor 23, a rotating fan 24, an elastic filter screen 25, an electric telescopic rod 26, a dust detector 28, a fixed column 29, an elastic corrugated film 3, a protruding layer 31, an elastic explosion-proof film 4, a corrugated protruding tooth 41, a rotating wheel disc 5, an elastic dust suction pipe 6, a buffer spiral framework 7, a flame-retardant expansion ring 8 and an elastic metal ring 81.
Detailed Description
A remotely monitorable high-voltage explosion-proof power distribution cabinet according to an embodiment of the present invention will be described with reference to fig. 1 to 6.
As shown in fig. 1, fig. 2 and fig. 3, the high-voltage explosion-proof power distribution cabinet capable of being remotely monitored according to the present invention includes an electric cabinet body 1; the electric cabinet body 1 consists of an outer box body 11 and a rubber explosion-proof layer 12, and an explosion-proof cavity 13 is formed between the outer box body 11 and the rubber explosion-proof layer 12; a ventilation hole 14 is formed in the side wall of the electric cabinet body 1, and a ventilation dustproof device 2 is arranged in the ventilation hole 14; the ventilation and dust prevention device 2 comprises a ventilation funnel 21, a fixed hole disc 22, a rotating motor 23, a rotating fan 24, an elastic filter screen 25, an electric telescopic rod 26 and a dust detector 28; the ventilating duct 21 is inserted in the ventilating hole 14, the rotating motor 23 is arranged in the ventilating duct 21 through the fixed hole disc 22, the output end of the rotating motor 23 is connected with the rotating fan 24 through the rotating column, and the top end of the rotating column is rotatably arranged in the ventilating hole 14 through the rotating sleeve; an elastic filter screen 25 is arranged at the end part of the ventilating duct 21 in a sliding manner, and an electric telescopic rod 26 is arranged on the side wall of the ventilating duct 21; the side wall of the top end of the electric telescopic rod 26 is connected with an elastic sealing plate through a fixing column 29, and the top end of the elastic sealing plate is connected with the bottom end part of the elastic filter screen 25; the side wall of the ventilating duct 21 is provided with a dust exhaust hole 211, and the dust exhaust hole 211 corresponds to the elastic sealing plate; a dust detector 28 is arranged on the side wall of the rotating sleeve, and the dust detector 28 is positioned on the inner side surface of the elastic filter screen 25; the dust detector 28 is connected with a data processing module of the control center through an electric signal; when the electric cabinet works, when the electric elements in the electric cabinet body 1 work normally, the rotating motor 23 is started, the rotating motor 23 drives the rotating fan 24 to rotate through the rotating column, and then the rotating fan 24 can suck external cold air into the electric cabinet body 1 through the ventilating duct 21, so that the electric elements in the electric cabinet body 1 are cooled during working; meanwhile, the elastic filter screen 25 is arranged to filter dust contained in the outside cold air, the dust detector 28 generates detected data to a data processing module of the control center, the data processing module collects the data detected by the dust detector 28, the collected original data information is compared with a preset threshold value for analysis, and when the collected data information exceeds the threshold value, alarm information is sent out; the control center controls the electric telescopic rod 28 to retract, so that the elastic filter screen 25 which is arranged in a sliding mode is driven to slide to two sides of the ventilating duct 21, when the elastic filter screen 25 is located at the dust exhaust hole 211, the wind power of the rotating fan 24 blows dust particles adsorbed on the elastic filter screen 25 into the explosion-proof cavity 13 through the dust exhaust hole 211, then dust on the elastic filter screen 25 is cleaned, the cleaned elastic filter screen 25 is driven by the electric telescopic rod 26 to be closed again, and then the dust particles contained in the air are filtered and collected; by arranging the ventilation and dust prevention device 2, the power distribution cabinet can be effectively prevented from being easily exploded due to the fact that dust particles contained in the outside air enter the power distribution cabinet and then contact with an electric arc generated by a contact electrical appliance in the power distribution cabinet in the process of switching on and switching off a contact when the outside air is introduced into the power distribution cabinet; the dust detector 28 that sets up can detect in real time that the suction is to the hungry quantity of dust granule that contains in the cold air of electricity cabinet body 1, and it is more to prevent elastic filter 25 to go up the gathering dust granule, and then influences elastic filter 25 and to the filter effect of dust granule, influences elastic filter 25's ventilation effect simultaneously.
As shown in fig. 2, 3 and 6, the flexible end of the electric telescopic rod 26 is wrapped by an elastic corrugated film 3, and the elastic corrugated film 3 is uniformly provided with a convex layer 31; the inner side wall of the vent hole 14 is provided with an elastic rupture membrane 4 in a sliding manner, and the inner side wall of the elastic rupture membrane 4 is provided with corrugated convex teeth 41; a rotating wheel disc 5 is meshed between the elastic corrugated film 3 and the corrugated convex teeth 41; a temperature sensor and a pressure sensor are arranged in the electric cabinet body 1, and the temperature sensor and the pressure sensor are in electric signal connection with a data processing module of a control center; (ii) a When the electric telescopic handle 26 is in operation, when the telescopic bottom end of the electric telescopic handle 26 is contracted, the protrusion layer 31 arranged on the elastic corrugated film 3 can be driven to move downwards, meanwhile, the arranged elastic corrugated film 3 cannot influence the contraction of the electric telescopic handle 26, the protrusion layer 31 moving downwards can drive the rotating wheel disc 5 to rotate, so that the corrugated protrusion teeth 41 drive the elastic explosion-proof film 4 to slide to the end part of the ventilating duct 21, the end part of the ventilating duct 21 is further sealed, and the effect of the rotating fan 24 on quickly cleaning dust particles adsorbed on the contracted elastic filter screen 25 is further improved; meanwhile, the elastic explosion-proof membrane 4 is arranged in a sliding way, when the temperature sensor and the pressure sensor monitor the temperature and the pressure in the electric cabinet body 1 for monitoring, meanwhile, the monitored data is sent to a data processing module of the control center, the data processing module collects the data detected by the temperature sensor and the pressure sensor, the collected original data information is compared and analyzed with a preset threshold value, when the collected data information exceeds the threshold value, alarm information is sent out, the control center controls the electric telescopic rod 26 to retract, and the elastic rupture disk 4 engaged by the rotary disk 5 can slide to the end of the funnel 21, and then seal up the draft tube 21, when preventing to explode in the switch board, the impact force of explosion and the outside of burning things which may cause the conflagration to take place around the electric cabinet body 1 through the clearing hole rush out to the electric cabinet body 1 with the burning things which may cause.
As shown in fig. 3, 4 and 6, the elastic corrugated film 3 is wrapped at the telescopic end of the electric telescopic rod 26 by interval hot pressing; the convex layers 31 are filled with gas, and the convex layers 31 which are uniformly arranged are communicated with each other; the fixing column 29 is arranged on the outer wall of the elastic corrugated membrane 3; when the electric telescopic rod works, the arranged elastic corrugated membrane 3 is wrapped at the telescopic end of the electric telescopic rod 26 in a spaced hot pressing mode, so that the electric telescopic rod 26 can extrude and contract the convex layer 31 arranged on the elastic corrugated membrane 3 when contracting, and the elastic corrugated membrane 3 is in a horizontal state, thereby facilitating the contraction of the elastic corrugated membrane 3; when the telescopic end of the electric telescopic rod 26 contracts, the gas filled in the protruding layer 31 is extruded to the top end part of the electric telescopic rod 26, so that the fixing column 29 connected to the outer wall of the elastic corrugated membrane 3 can vibrate under the action of inflation, and dust adsorbed on the elastic filter screen 25 is removed; meanwhile, the fixing column 29 can extrude the elastic filter screen 25, so that the elastic filter screen 25 can be tightly attached to the outer wall of the ventilating duct, and the effect of the rotating fan 24 on removing dust gathered on the elastic filter screen 25 is further increased.
As shown in fig. 2 and 3, an elastic dust suction pipe 6 is arranged on the side wall of the vent hole 14, and the elastic dust suction pipe 6 is positioned in the explosion-proof cavity 13; the outer wall of the elastic dust collection pipe 6 is sleeved with a buffer spiral framework 7; an explosion-proof fiber layer 15 is arranged on the inner wall of the outer box body 11, and the explosion-proof fiber layer 15 is in contact with the buffer spiral framework 7; when the explosion-proof electric cabinet works, when explosion occurs in the electric cabinet body 1, the buffering spiral framework 7 arranged in the explosion-proof cavity 13 can play a role in buffering and damping the rubber explosion-proof layer 12, and the phenomenon that the power distribution cabinet is exploded and cracked due to the impact force of the explosion in the electric cabinet body 1 is prevented; the cooperation of the buffering spiral skeleton 7 and the elasticity dust absorption pipe 6 of setting, when exploding in the switch board, external control panel can control and rotate motor 23 high-speed rotation, and then with external gas suction to elasticity dust absorption pipe 6 in, make elasticity dust absorption pipe 6 produce the inflation fast, make elasticity dust absorption pipe 6 can extrude the outer wall on the explosion-proof layer 12 of rubber with buffering spiral skeleton 7, further increase elasticity spiral skeleton's buffer capacity, improve elasticity spiral skeleton's intensity simultaneously.
As shown in fig. 2 and 5, the rubber explosion-proof layer 12 is provided with an impact micropore 121; a flame-retardant expansion ring 8 is sleeved between the spiral rings of the buffer spiral framework 7, a dry powder extinguishing agent is filled in the flame-retardant expansion ring 8, and a powder spraying hole is formed in the top end wall of the flame-retardant expansion ring 8 and corresponds to the impact micropore 121; during operation, the impact force and the fire source of explosion can pass in and out to explosion-proof chamber 13 through assaulting micropore 121, and then the fire-retardant expansion ring 8 that sets up in explosion-proof chamber 13 produces the inflation under the heat of fire source, fire-retardant expansion ring 8 is under buffering spiral skeleton 7's extrusion force simultaneously, the dry powder fire extinguishing agent of inside packing can spout into this body 1 of electric cabinet through assaulting micropore 121, and then put out the fire source to this body 1 of electric cabinet, can block into in assaulting micropore 121 after the 8 inflation of the fire-retardant expansion ring that set up simultaneously, and then be convenient for fire-retardant expansion ring 8 fixed and spacing to buffering spiral skeleton 7, prevent that buffering spiral skeleton 7 from taking place the phenomenon of dislocation or sliding under the explosive impact force.
As shown in fig. 5, the inner wall of the flame-retardant expansion ring 8 is sleeved with an elastic metal ring 81, and the elastic metal ring 81 is sleeved on the outer wall of the elastic dust suction pipe 6; the elastic dust suction pipe 6 is communicated with the elastic metal ring 81 through an air guide hole; during operation, when elasticity dust absorption pipe 6 expands, can extrude elasticity becket 81, make elasticity becket 81 can extrude the dry powder fire extinguishing agent in the fire-retardant expansion ring 8, simultaneously under the impact force of elasticity dust absorption pipe 6 internal gas, can accelerate the blowout rate of dry powder fire extinguishing agent in the fire-retardant expansion ring 8, further improve the effect of putting out a fire.
The specific working process is as follows:
when the electric cabinet works, when the electric elements in the electric cabinet body 1 work normally, the rotating motor 23 is started, the rotating motor 23 drives the rotating fan 24 to rotate through the rotating column, and then the rotating fan 24 can suck external cold air into the electric cabinet body 1 through the ventilating duct 21, so that the electric elements in the electric cabinet body 1 are cooled during working; set up simultaneously that elastic filter screen 25 can filter the dust that contains in the external cold air, after dust detector 28 detects the quantity of dust and surpasss the standard value, electronic flexible song of external control panel control is withdrawed, and then drive the elastic filter screen 25 that slides and set up and slide the both sides of draft tube 21, after elastic filter screen 25 is located dust exhaust hole 211 department, the pivoted rotates the wind-force of fan 24 and blows in the explosion-proof chamber 13 through dust exhaust hole 211 with the adsorbed dust granule on elastic filter screen 25, and then clear up the dust on elastic filter screen 25, elastic filter screen 25 after the clearance is accomplished is under electric telescopic handle 26's drive, mutual closure once more, and then filter the dust granule that contains in the air and collect.
In the description of the present invention, it is to be understood that the terms "center", "front", "rear", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be taken as limiting the scope of the present invention.
While the invention has been described with reference to specific embodiments, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted without departing from the scope of the invention. In addition, many modifications may be made to adapt a particular situation or material to the teachings of the invention without departing from its scope. Therefore, it is intended that the invention not be limited to the particular embodiment disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.
Claims (6)
1. The utility model provides a but explosion-proof switch board of high pressure of remote monitoring which characterized in that: comprises an electric cabinet body (1); the electric cabinet body (1) consists of an outer box body (11) and a rubber explosion-proof layer (12), and an explosion-proof cavity (13) is formed between the outer box body (11) and the rubber explosion-proof layer (12); a ventilation hole (14) is formed in the side wall of the electric cabinet body (1), and a ventilation dustproof device (2) is arranged in the ventilation hole (14); the ventilation and dust prevention device (2) comprises a ventilation barrel (21), a fixed hole disc (22), a rotating motor (23), a rotating fan (24), an elastic filter screen (25), an electric telescopic rod (26) and a dust detector (28); the ventilating duct (21) is inserted in the ventilating hole (14), a rotating motor (23) is arranged in the ventilating duct (21) through a fixed hole disc (22), the output end of the rotating motor (23) is connected with a rotating fan (24) through a rotating column, and the top end of the rotating column is rotatably arranged in the ventilating hole (14) through a rotating sleeve; an elastic filter screen (25) is arranged at the end part of the ventilating duct (21) in a sliding manner, and an electric telescopic rod (26) is arranged on the side wall of the ventilating duct (21); an elastic sealing plate is connected to the side wall of the top end of the electric telescopic rod (26) through a fixing column (29), and the top end of the elastic sealing plate is connected to the bottom end of the elastic filter screen (25); the side wall of the ventilating duct (21) is provided with a dust exhaust hole (211), and the dust exhaust hole (211) corresponds to the elastic sealing plate; a dust detector (28) is arranged on the side wall of the rotating sleeve, and the dust detector (28) is positioned on the inner side surface of the elastic filter screen (25); the dust detector (28) is connected with a data processing module of the control center through an electric signal, the data processing module is used for collecting data detected by the dust detector (28), collected original data information and a preset threshold value are compared and analyzed, when the collected data information exceeds the threshold value, alarm information is sent out, and remote monitoring and early warning are conveniently carried out on dust gathered on the elastic filter screen (25).
2. The high-voltage explosion-proof power distribution cabinet capable of being remotely monitored according to claim 1, is characterized in that: the telescopic end of the electric telescopic rod (26) is wrapped with an elastic corrugated film (3), and the elastic corrugated film (3) is uniformly provided with a convex layer (31); an elastic explosion-proof membrane (4) is arranged on the inner side wall of the vent hole (14) in a sliding mode, and corrugated convex teeth (41) are arranged on the inner side wall of the elastic explosion-proof membrane (4); a rotating wheel disc (5) is meshed between the elastic corrugated film (3) and the corrugated convex teeth (41); be provided with temperature sensor and pressure sensor in electric cabinet body (1), and temperature sensor and pressure sensor and control center's data processing module signal of telecommunication, data processing module will collect the data that temperature sensor and pressure sensor detected, carry out contrastive analysis with the initial data information of collecting and predetermined threshold value, when the data information of gathering surpassed the threshold value, send alarm information, be convenient for carry out the remote monitoring early warning to the temperature and the pressure value in electric cabinet body (1).
3. The high-voltage explosion-proof power distribution cabinet capable of being remotely monitored according to claim 2, is characterized in that: the elastic corrugated film (3) is wrapped at the telescopic end of the electric telescopic rod (26) in an interval hot pressing mode; the convex layers (31) are filled with gas, and the uniformly arranged convex layers (31) are communicated with each other; the fixing column (29) is arranged on the outer wall of the elastic corrugated membrane (3).
4. The high-voltage explosion-proof power distribution cabinet capable of being remotely monitored according to claim 1, is characterized in that: the side wall of the vent hole (14) is provided with an elastic dust suction pipe (6), and the elastic dust suction pipe (6) is positioned in the explosion-proof cavity (13); the outer wall of the elastic dust absorption pipe (6) is sleeved with a buffer spiral framework (7); the inner wall of the outer box body (11) is provided with an explosion-proof fiber layer (15), and the explosion-proof fiber layer (15) is in contact with the buffer spiral framework (7).
5. The high-voltage explosion-proof power distribution cabinet capable of being remotely monitored according to claim 4, is characterized in that: the rubber explosion-proof layer (12) is provided with an impact micropore (121); and a flame-retardant expansion ring (8) is sleeved between the spiral rings of the buffer spiral framework (7), a dry powder extinguishing agent is filled in the flame-retardant expansion ring (8), a powder spraying hole is formed in the top end wall of the flame-retardant expansion ring (8), and the powder spraying hole corresponds to the impact micropore (121).
6. The high-voltage explosion-proof power distribution cabinet capable of being remotely monitored according to claim 5, is characterized in that: the inner wall of the flame-retardant expansion ring (8) is sleeved with an elastic metal ring (81), and the elastic metal ring (81) is sleeved on the outer wall of the elastic dust collection pipe (6); the elastic dust suction pipe (6) is communicated with the elastic metal ring (81) through an air guide hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910607035.4A CN110148891B (en) | 2019-07-06 | 2019-07-06 | High-voltage explosion-proof power distribution cabinet capable of being remotely monitored |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910607035.4A CN110148891B (en) | 2019-07-06 | 2019-07-06 | High-voltage explosion-proof power distribution cabinet capable of being remotely monitored |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110148891A CN110148891A (en) | 2019-08-20 |
| CN110148891B true CN110148891B (en) | 2020-05-01 |
Family
ID=67596967
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910607035.4A Active CN110148891B (en) | 2019-07-06 | 2019-07-06 | High-voltage explosion-proof power distribution cabinet capable of being remotely monitored |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110148891B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112397278B (en) * | 2020-11-19 | 2021-07-13 | 咸宁市丰源高科电气有限责任公司 | Floor monitoring anti-nesting transformer protection cover and operation method thereof |
| CN112712972B (en) * | 2020-12-21 | 2021-12-28 | 信电电器集团有限公司 | Mining explosion-proof transformer |
| CN116646845B (en) * | 2023-06-27 | 2024-02-09 | 陕西斯迈尔电气有限公司 | Electric automatization control box |
| CN117833043B (en) * | 2023-12-11 | 2024-07-02 | 国网江苏省电力有限公司淮安供电分公司 | Fireproof and dampproof wet type electric power cabinet device |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106532512A (en) * | 2015-09-11 | 2017-03-22 | 国网山东济南市长清区供电公司 | Substation ventilation and dustproof device |
| CN206076793U (en) * | 2016-08-26 | 2017-04-05 | 苏州市普金电力成套设备有限公司 | High radiating fire prevention distributed board outdoor |
| CN206180420U (en) * | 2016-11-22 | 2017-05-17 | 肖胜 | Switch board with waterproof and explosion -proof function |
| CN206962316U (en) * | 2017-07-20 | 2018-02-02 | 北京市燃气集团有限责任公司 | Switchgear house temperature control heat sink |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204885928U (en) * | 2015-07-07 | 2015-12-16 | 国家电网公司 | Dustproof radiating looped netowrk cabinet ventilates |
| CN204902398U (en) * | 2015-08-26 | 2015-12-23 | 深圳市龙祥卓越电子科技有限公司 | Explosion -proof perspective refrigerator |
-
2019
- 2019-07-06 CN CN201910607035.4A patent/CN110148891B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106532512A (en) * | 2015-09-11 | 2017-03-22 | 国网山东济南市长清区供电公司 | Substation ventilation and dustproof device |
| CN206076793U (en) * | 2016-08-26 | 2017-04-05 | 苏州市普金电力成套设备有限公司 | High radiating fire prevention distributed board outdoor |
| CN206180420U (en) * | 2016-11-22 | 2017-05-17 | 肖胜 | Switch board with waterproof and explosion -proof function |
| CN206962316U (en) * | 2017-07-20 | 2018-02-02 | 北京市燃气集团有限责任公司 | Switchgear house temperature control heat sink |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110148891A (en) | 2019-08-20 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110148891B (en) | High-voltage explosion-proof power distribution cabinet capable of being remotely monitored | |
| CN106058677B (en) | Prevent fires low vibration type distribution box | |
| CN112188050A (en) | Prevent intelligent supervisory equipment who shelters from | |
| CN111698881A (en) | Security protection switch board based on thing networking | |
| CN117712555A (en) | Energy storage all-in-one | |
| CN105536415A (en) | Dust collection device applied to explosion hazardous area | |
| CN113546917A (en) | Computer lab fire alarm device based on thing networking | |
| CN111293615A (en) | High-low voltage switch cabinet with good heat dissipation performance and capable of being installed outdoors | |
| CN208316130U (en) | A kind of safe power distribution box | |
| CN216258855U (en) | Micro-miniature aerosol fire extinguisher shell | |
| CN214971371U (en) | Automatic fire-fighting device for electric appliance cabinet | |
| CN214849636U (en) | Dustproof power switch cabinet | |
| CN219554206U (en) | Explosion-proof equipment of high-voltage electrical cabinet | |
| CN118072468B (en) | Monitoring alarm device for protective door and alarm method thereof | |
| CN207234171U (en) | A kind of safety-type dedusting low-tension switch cabinet | |
| CN217826503U (en) | Comprehensive automatic monitoring equipment for transformer substation | |
| CN109586181A (en) | A kind of power distributing cabinet protective device and its application method | |
| CN207124516U (en) | A kind of small YE of protected against explosion essence | |
| CN109494650A (en) | A kind of Household information case protective device and its application method | |
| CN220565983U (en) | Fireproof door capable of blocking smoke dust | |
| CN216159231U (en) | Dense cigarette quick exhaust device of building fire control | |
| CN116163793B (en) | Protection system and equipment for mine | |
| CN214849862U (en) | Building management device for project construction based on Internet of things | |
| CN213546819U (en) | Convenient density relay dustproof safety cover who overhauls | |
| CN220139952U (en) | Mining flameproof and intrinsically safe control box |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20200402 Address after: 325600 Wenzhou Bridge Industrial Zone, Wenzhou, Zhejiang, Yueqing Applicant after: ZHEJIANG ZHONGXING EXPLOSION-PROOF EQUIPMENT Co.,Ltd. Address before: 233400 Lao Wang Group 13, Lao Yung Village, Chenji Township, Huaiyuan County, Bengbu City, Anhui Province Applicant before: Li Ming |
|
| GR01 | Patent grant | ||
| GR01 | Patent grant |