CN111525419A - Metal enclosed switch cabinet with arcing blocking device - Google Patents
Metal enclosed switch cabinet with arcing blocking device Download PDFInfo
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- CN111525419A CN111525419A CN202010386199.1A CN202010386199A CN111525419A CN 111525419 A CN111525419 A CN 111525419A CN 202010386199 A CN202010386199 A CN 202010386199A CN 111525419 A CN111525419 A CN 111525419A
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- side wall
- arc
- box
- wall surface
- groove
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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
- H02B1/56—Cooling; Ventilation
- H02B1/565—Cooling; Ventilation for cabinets
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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
- H02B1/28—Casings; Parts thereof or accessories therefor dustproof, splashproof, drip-proof, waterproof or flameproof
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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
- H02B11/00—Switchgear having carriage withdrawable for isolation
- H02B11/12—Switchgear having carriage withdrawable for isolation with isolation by horizontal withdrawal
- H02B11/167—Switchgear having carriage withdrawable for isolation with isolation by horizontal withdrawal truck type
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
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Abstract
The invention discloses a metal closed switch cabinet with an arcing blocking device, which relates to the field of metal switch cabinets and comprises a sealed switch cabinet, wherein the sealed switch cabinet is in a rectangular box shape, a protection box is fixedly arranged on the left side wall surface of the sealed switch cabinet, the protection box is in a rectangular box shape, the size of the right side wall surface of the protection box is matched with the size of the left side wall surface of the sealed switch cabinet, when abnormal electric arcs appear in the sealed switch cabinet to cause the temperature in the sealed switch cabinet to rise sharply, the metal sealed switch cabinet with the arcing blocking device, the gas in the sealed switch cabinet can extrude the side wall of the turnover block through temperature expansion, the turnover block can rotate when being extruded through the inclined arc-shaped side wall of the turnover block, thereby opening the limit overturning groove, leading the heat out through the exhaust holes at the corresponding positions on the side wall of the protective box, thereby reach the effect that avoids the heat to strike and lead to causing the condition emergence of injury to the personnel outside the cabinet.
Description
Technical Field
The invention relates to the field of metal switch cabinets, in particular to a metal closed switch cabinet with an arc blocking device.
Background
According to the functional requirements of the metal closed switch cabinet, a handcart shaking in and shaking out hole, an emergency brake separating hole or one of the handcart shaking in and shaking out hole and the emergency brake separating hole are required to be arranged on the front panel. When the abnormal condition appears in cubical switchboard inside if produce electric arc, the heat that produces in the twinkling of an eye can make the interior air inflation of cabinet, produces great impact to the cabinet body, and hot-air can be followed the trompil department pressure release of cabinet panel, produces harm to the operating personnel outside the cabinet, for this reason, we have provided a metal enclosed type cubical switchboard with arc blocking device.
Disclosure of Invention
The invention aims to provide a metal closed switch cabinet with an arc blocking device, so as to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: a metal enclosed switch cabinet with an arc blocking device comprises a sealed switch cabinet, wherein the sealed switch cabinet is in a rectangular box shape, a protection box is fixedly arranged on the left side wall surface of the sealed switch cabinet, the protection box is in a rectangular box shape, the size of the right side wall surface of the protection box is matched with the size of the left side wall surface of the sealed switch cabinet, a hollow region in the protection box penetrates through the right side wall surface of the protection box and the left side wall surface of the sealed switch cabinet to be communicated with the hollow region in the sealed switch cabinet, an arc blocking fixing block is arranged at the central position on the left side wall surface of the protection box and is in a T-shaped block shape, the right side end of the arc blocking fixing block penetrates through the left side wall surface of the protection box to extend into the protection box, bolts are movably arranged on the left side wall surface of the arc blocking fixing block and are in four groups, and are annularly arranged on the left side wall surface of the arc blocking fixing, and the bolt is connected with the side wall of the corresponding position of the protection box through the corresponding position of the left side wall surface of the arc-burning blocking fixed block and the left side wall surface of the protection box by screw threads, the center position of the left side wall surface of the arc-burning blocking fixed block is provided with a branch gate hole which is in a circular hole shape, the bottoms of the front side wall and the rear side wall of the protection box are respectively provided with an exhaust hole which is an S-shaped slotted hole, one end of each group of the two groups of the exhaust holes which are close to each other is communicated with the hollow area inside the protection box through the upper wall surface of the corresponding position inside the protection box, the top wall surface of the protection box is provided with an air vent, the air vent is communicated with the hollow area inside the protection box through the top wall surface of the protection box, the left side inside the sealed switch cabinet is provided with an isolation, and the left side wall of the isolation sealing plate corresponds to the right side of the inside of the protective box, electrical equipment is arranged inside the sealed switch cabinet, an arc blocking turnover column is arranged on the right side of the arc blocking fixed block, the arc blocking turnover column is cylindrical, and the arc blocking turnover column is located inside the protective box.
Preferably, the side wall of the isolation sealing plate is provided with a limiting turnover groove, the limiting turnover groove is composed of a lower cylindrical groove hole and an upper inclined arc groove hole, the upper inclined arc groove hole gradually narrows from left to right, and the size of the lower cylindrical groove hole is matched with that of the arc burning blocking turnover column.
Preferably, the top of one end of the arc blocking turnover column, which is far away from the arc blocking fixed block, is fixedly provided with a turnover block, the size of the turnover block is matched with the upper inclined arc-shaped slot hole on the limiting turnover groove, the size of the turnover block is the same as the size of the right side end of the upper inclined arc-shaped slot hole on the limiting turnover groove, the top of the inner side of the protection box is fixedly provided with a cooling box, and the bottom end of the ventilation hole penetrates through the top wall surface of the cooling box and is communicated with the inside of the cooling box.
Preferably, the cooling device is arranged on the inner side of the cooling box, the cooling processing box is fixedly mounted on the right side of the bottom of the cooling device, the cooling processing box is rectangular box-shaped, the bottom position of the cooling processing box corresponds to the position of the limiting overturning groove, and the right side wall surface of the cooling processing box is fixedly mounted on the left side wall surface of the isolation sealing plate.
Preferably, the inside air conditioning circulation groove that has seted up of lateral wall of cooling treatment case, the size and the cooling treatment case in air conditioning circulation groove agree with each other, set up the gas outlet on the left side top wall of cooling treatment case, the gas outlet runs through cooling treatment case left side wall and the inside intercommunication each other of cooling treatment case.
Preferably, an air inlet is formed in the wall surface of the bottom of the right side of the cooling treatment box, the shape and the size of the air inlet are matched with the limiting turnover groove, the air inlet penetrates through the wall surface of the right side of the cooling treatment box and is communicated with the inside of the cooling treatment box, and the left end and the right end of the arc burning blocking turnover column penetrate through the left side wall and the right side wall of the corresponding position of the cooling treatment box respectively.
Preferably, a communicating groove is formed in the right side wall face of the bottom of the cooling box, the communicating groove penetrates through the bottom wall face of the cooling box and the top wall face of the cooling treatment box and is communicated with the cooling treatment box inner air conditioning circulating groove, the position of the communicating groove corresponds to the output end of the cooling device, a pin shaft is arranged inside the separating gate, the right end of the pin shaft penetrates through the right side wall face of the arc blocking fixing block and extends to the outer side of the arc blocking fixing block, a limiting clamping groove is formed in the side wall of the top of the pin shaft, and the limiting clamping groove penetrates through the side wall of the top of the pin shaft and.
Preferably, be provided with the fixed axle on the restriction draw-in groove, the size of fixed axle agrees with each other with the size of restriction draw-in groove, the arc blocks that the upset post is close to the arc and blocks one side of fixed block and seted up the draw-in groove, and the shape size of draw-in groove agrees with each other with the right-hand member size of round pin axle, and the right-hand member of round pin axle blocks the left end mutual joint of upset post through fixed axle and arc.
Preferably, the two groups of exhaust holes are all obliquely provided with isolation filter screens, the size of the isolation filter screens is matched with the size of the inside of the exhaust holes, the two groups of isolation filter screens are arranged in a mirror image mode, the left end of the pin shaft is provided with a control groove, and the control groove is a polygonal rhombus groove hole.
Compared with the prior art, the invention has the beneficial effects that:
(1) this metallic enclosed type cubical switchboard with arc blocking device burns, when sealed cubical switchboard inside unusual electric arc that appears leads to the inside temperature of sealed cubical switchboard to rise sharply, make the inside gaseous lateral wall that can extrude the upset piece of sealed cubical switchboard through the temperature expansion, the arcuation lateral wall through the upset piece slope makes the upset piece can rotate when receiving the extrusion, thereby make the restriction upset groove open, the exhaust hole that makes the heat pass through the protection box lateral wall and correspond the position exports the heat, thereby reach and avoid the heat to strike the effect that leads to the condition emergence that causes the injury to the personnel outside the cabinet.
(2) This closed switch cabinet of metal with arc blocking device, the heat that expands when sealed switch cabinet inside is discharged to the cooling treatment incasement portion through restriction upset groove and income gas port, and the air conditioning that receives the cooling apparatus production simultaneously is circulating disturbance on the air conditioning circulation groove and is making the heat carry out sharp cooling inside the cooling treatment incasement portion, and the heat after the sharp cooling is discharged through the gas outlet to reach the thermal effect of cooling treatment, avoided the too high condition that causes the injury to the personnel outside the cabinet of heat to take place.
(3) This closed switch cabinet of metal with arc blocking device, when needs carry out manual operation, insert branch floodgate hole inside and sell epaxial control groove intermeshing through special spanner, make the upset piece open through rotating the spanner to accomplish the heat extraction operation, thereby reach the inside heat exhaust effect of regulation control that can independently.
(4) This closed cubical switchboard of metal with arc blocking device, through the exhaust hole of protective housing left and right sides "S" column structure, avoid outside to meet the external rainwater or the external rainwater of humid weather or moisture to take place along the condition that the exhaust hole got into the protective housing inside to reach and separate rain wet effect.
(5) This closed cubical switchboard of metal with arc blocking device, the isolation filter screen that arranges through the inside slope of exhaust hole makes inside the floating dust in the air of external world receives the unable protective housing that gets into of isolation filter screen restriction, exhausts when the protective housing simultaneously, keeps apart the filter screen and receives the gas impact to make the dust on the isolation filter screen can reach the effect of self-cleaning.
Drawings
FIG. 1 is a schematic view of the overall structure of a metal-enclosed switchgear with an arc-extinguishing blocking device according to the present invention;
FIG. 2 is a schematic view of the internal structure of the protective case of the present invention;
FIG. 3 is a schematic view of the structure of FIG. 2 at A according to the present invention;
FIG. 4 is a schematic diagram of a two-way side view of the isolation seal plate of the present invention;
FIG. 5 is a schematic view of a partial structure of a vent hole according to the present invention;
fig. 6 is a schematic view of a partial structure of the pin shaft according to the present invention.
In the figure: 1 sealing switch cabinet, 2 protective box, 3 arc blocking fixed block, 4 bolts, 5 opening holes, 6 exhaust holes, 7 scavenging holes, 8 isolating sealing plate, 9 electrical equipment, 10 arc blocking turnover column, 11 limiting turnover groove, 12 turnover block, 13 cooling box, 14 cooling equipment, 15 cooling treatment box, 16 cold air circulation groove, 17 air outlet, 18 air inlet, 19 communication groove, 20 pin shaft, 21 limiting clamping groove, 22 fixed shaft, 23 clamping groove, 24 isolating filter screen, 25 control groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-6, the present invention provides a technical solution: a metal enclosed switch cabinet with an arc blocking device comprises a sealed switch cabinet 1, wherein the sealed switch cabinet 1 is in a rectangular box shape, a protection box 2 is fixedly installed on the left side wall surface of the sealed switch cabinet 1, the protection box 2 is in a rectangular box shape, the size of the right side wall surface of the protection box 2 is matched with the size of the left side wall surface of the sealed switch cabinet 1, a hollow area in the protection box 2 penetrates through the right side wall surface of the protection box 2 and the left side wall surface of the sealed switch cabinet 1 and is communicated with the hollow area in the sealed switch cabinet 1, an arc blocking fixing block 3 is arranged at the central position on the left side wall surface of the protection box 2, the arc blocking fixing block 3 is in a T-shaped block shape, the right side end of the arc blocking fixing block 3 penetrates through the left side wall surface of the protection box 2 and extends into the protection box 2, a bolt 4 is movably installed on the left side wall surface of the arc blocking, four groups of bolts 4 are arranged on the left side wall surface of the arc blocking fixed block 3 in an annular mode, the bolts 4 penetrate through the left side wall surface of the arc blocking fixed block 3 and the corresponding position of the left side wall surface of the protective box 2 and are in threaded connection with the side wall of the corresponding position of the protective box 2, a branch gate hole 5 is formed in the center position of the left side wall surface of the arc blocking fixed block 3, the branch gate hole 5 is in a circular hole shape, exhaust holes 6 are respectively formed in the bottoms of the front side wall and the rear side wall surface of the protective box 2, the exhaust holes 6 are S-shaped slotted holes, the ends, close to each other, of the two groups of exhaust holes 6 penetrate through the upper wall surface of the corresponding position of the inner side of the protective box 2 and are communicated with the hollow area in the protective box 2, a ventilation hole 7 is formed in the top wall surface of the protective box 2, the ventilation hole 7 penetrates through the top wall surface, the isolation sealing plate 8 is rectangular plate-shaped, the size of the isolation sealing plate 8 is matched with the size of the hollow area in the sealed switch cabinet 1, the left side wall surface of the isolation sealing plate 8 is corresponding to the right side in the protective box 2, the electrical equipment 9 is arranged in the sealed switch cabinet 1, the electrical equipment 9 is the disclosed technology, details are not repeated, the right side of the arc blocking fixed block 3 is provided with an arc blocking turning column 10, the arc blocking turning column 10 is cylindrical, the arc blocking turning column 10 is positioned in the protective box 2, the side wall of the isolation sealing plate 8 is provided with a limiting turning groove 11, the limiting turning groove 11 is composed of a lower cylindrical groove hole and an upper inclined arc groove hole, the upper inclined arc groove hole is gradually narrowed from left to right, the size of the lower cylindrical groove hole is matched with the size of the arc blocking turning column 10, the top of one end of the arc-burning blocking overturning column 10, which is far away from the arc-burning blocking fixed block 3, is fixedly provided with an overturning block 12, the size of the overturning block 12 is matched with the upper inclined arc-shaped slot hole on the limiting overturning groove 11, the size of the overturning block 12 is the same as the size of the right side end of the upper inclined arc-shaped slot hole on the limiting overturning groove 11, the top of the inner side of the protection box 2 is fixedly provided with a cooling box 13, the bottom end of the ventilation hole 7 penetrates through the top wall surface of the cooling box 13 to be communicated with the inside of the cooling box 13, the inner side of the cooling box 13 is provided with a cooling device 14, the cooling device 14 is a disclosed technology, details are not described herein, the right side of the bottom of the cooling device 14 is fixedly provided with a cooling treatment box 15, the cooling treatment box 15 is rectangular box-shaped, the bottom position of the cooling treatment box 15 corresponds to the position of the limiting groove 11, and the right side wall surface of the cooling, the side wall of the cooling treatment box 15 is internally provided with a cold air circulation groove 16, the size of the cold air circulation groove 16 is mutually matched with the cooling treatment box 15, the top wall surface at the left side of the cooling treatment box 15 is provided with an air outlet 17, the air outlet 17 penetrates through the left side wall surface of the cooling treatment box 15 and is mutually communicated with the inside of the cooling treatment box 15, the bottom wall surface at the right side of the cooling treatment box 15 is provided with an air inlet 18, the shape and the size of the air inlet 18 are mutually matched with the limiting overturning groove 11, the air inlet 18 penetrates through the right side wall surface of the cooling treatment box 15 and is mutually communicated with the inside of the cooling treatment box 15, the left end and the right end of the arc burning blocking overturning column 10 respectively penetrate through the left side wall and the right side wall surface at the corresponding position of the cooling treatment box 15, the right side wall surface at the bottom of the cooling box 13 is provided with a communication groove 19, the bottom wall surface of the cooling, the position of the communicating groove 19 corresponds to the output end of the cooling device 14, a pin shaft 20 is arranged in the branch gate hole 5, the right end of the pin shaft 20 penetrates through the right side wall surface of the arc blocking fixed block 3 and extends to the outer side of the arc blocking fixed block 3, a limiting clamping groove 21 is formed in the side wall of the top of the pin shaft 20, the limiting clamping groove 21 penetrates through the side wall of the top of the pin shaft 20 and the side wall of the bottom of the pin shaft 20, a fixed shaft 22 is arranged on the limiting clamping groove 21, the size of the fixed shaft 22 is matched with the size of the limiting clamping groove 21, a clamping groove 23 is formed in one side, close to the arc blocking fixed block 3, of the arc blocking turnover column 10, the shape and the size of the clamping groove 23 are matched with the size of the right end of the pin shaft 20, the right end of the pin shaft 20 is mutually clamped with the left end of, the size of the isolation filter screens 24 is matched with the size of the inside of the exhaust hole 6, the two isolation filter screens 24 are arranged in a mirror image mode, the left end of the pin shaft 20 is provided with a control groove 25, and the control groove 25 is a polygonal rhombic groove hole.
The working principle is as follows:
when the gas-cooled type switch cabinet is used, when abnormal electric arcs appear in the sealed switch cabinet 1 to cause the temperature in the sealed switch cabinet 1 to rise sharply, the gas in the sealed switch cabinet 1 can extrude the side wall of the turnover block 12 through temperature expansion, the turnover block 12 can rotate when being extruded through the inclined arc-shaped side wall of the turnover block 12, so that the limiting turnover groove 11 is opened, the heat expanded in the sealed switch cabinet 1 is discharged into the cooling treatment box 15 through the limiting turnover groove 11 and the air inlet 18, meanwhile, the cold air generated by the cooling equipment 14 circulates and interferes on the cold air circulation groove 16 to cause the heat to be sharply cooled in the cooling treatment box 15, the heat after being sharply cooled is discharged through the air outlet 17, the heat is led out through the exhaust hole 6 at the corresponding position of the side wall of the protection box 2, when manual operation is needed, the special wrench is inserted into the opening 5 to be meshed with the control groove 25 on the pin shaft 20, the turning block 12 is opened by turning the wrench, thereby completing the heat removal operation.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. The utility model provides a metal enclosed type cubical switchboard with arcing blocking device, includes sealed cubical switchboard (1), its characterized in that: the sealing switch cabinet (1) is in a rectangular box shape, a protection box (2) is fixedly mounted on the left side wall surface of the sealing switch cabinet (1), a burning arc blocking fixed block (3) is arranged at the central position on the left side wall surface of the protection box (2), a bolt (4) is movably mounted on the left side wall surface of the burning arc blocking fixed block (3), a brake separating hole (5) is formed in the central position of the left side wall surface of the burning arc blocking fixed block (3), exhaust holes (6) are respectively formed in the bottoms of the front side wall and the rear side wall of the protection box (2), a ventilation hole (7) is formed in the top wall surface of the protection box (2), an isolation sealing plate (8) is arranged on the left side of the inside of the sealing switch cabinet (1), electrical equipment (9) is arranged in the sealing switch cabinet (1), a burning arc blocking overturning column (10) is arranged on the right side of the, the device is characterized in that a limiting turnover groove (11) is formed in the side wall of the isolation sealing plate (8), a turnover block (12) is fixedly mounted at the top of one end, far away from an arc blocking fixing block (3), of the arc blocking turnover column (10), a cooling box (13) is fixedly mounted at the top of the inner side of the protection box (2), cooling equipment (14) is arranged on the inner side of the cooling box (13), a cooling treatment box (15) is fixedly mounted on the right side of the bottom of the cooling equipment (14), a cold air circulation groove (16) is formed in the side wall of the cooling treatment box (15), an air outlet (17) is formed in the top wall of the left side of the cooling treatment box (15), an air inlet (18) is formed in the bottom wall of the right side of the cooling treatment box (15), a communication groove (19) is formed in the right side wall of the bottom of the cooling box (13), and a pin, the arc blocking turnover mechanism is characterized in that a limiting clamping groove (21) is formed in the side wall of the top of the pin shaft (20), a fixed shaft (22) is arranged on the limiting clamping groove (21), a clamping groove (23) is formed in one side, close to an arc blocking fixed block (3), of the arc blocking turnover column (10), an isolating filter screen (24) is obliquely arranged inside each of the two groups of exhaust holes (6), a control groove (25) is formed in the left end of the pin shaft (20), and the control groove (25) is a polygonal rhombus-shaped groove hole.
2. The metal enclosed switchgear with arc-extinguishing blocking device according to claim 1, wherein: the protection box (2) is rectangular box-shaped, the right side wall surface size of the protection box (2) is matched with the left side wall surface size of the sealed switch cabinet (1), and the inner hollow area of the protection box (2) penetrates through the right side wall surface of the protection box (2) and the left side wall surface of the sealed switch cabinet (1) and is communicated with the inner hollow area of the sealed switch cabinet (1).
3. The metal enclosed switchgear with arc-extinguishing blocking device according to claim 1, wherein: the arc blocks that fixed block (3) is "T" shape cubic, and the right side end that the arc blocks fixed block (3) runs through the inside that the left side wall of protective housing (2) extended to protective housing (2), and bolt (4) are four groups, and four group bolt (4) rings form is arranged on the left side wall that the arc blocks fixed block (3), and bolt (4) run through the arc and block the left side wall of fixed block (3) and the left side wall of protective housing (2) and correspond position lateral wall threaded connection with protective housing (2).
4. The metal enclosed switchgear with arc-extinguishing blocking device according to claim 1, wherein: the exhaust holes (6) are S-shaped slotted holes, one ends, close to each other, of the two groups of exhaust holes (6) penetrate through the upper wall face of the inner side corresponding position of the protection box (2) and are communicated with the hollow area in the protection box (2), the top wall face, penetrating through the protection box (2), of the ventilating holes (7) and the hollow area in the protection box (2) are communicated with each other, and the bottom ends of the ventilating holes (7) penetrate through the top wall face of the cooling box (13) and are communicated with the inside of the cooling box (13).
5. The metal enclosed switchgear with arc-extinguishing blocking device according to claim 1, wherein: the isolation sealing plate (8) is rectangular plate-shaped, the size of the isolation sealing plate (8) is matched with the size of the hollow area in the sealed switch cabinet (1), and the left side wall surface of the isolation sealing plate (8) corresponds to the right side in the protection box (2).
6. The metal enclosed switchgear with arc-extinguishing blocking device according to claim 1, wherein: the limiting overturning groove (11) is composed of a lower cylindrical groove hole and an upper inclined arc-shaped groove hole, wherein the upper inclined arc-shaped groove hole gradually narrows from left to right, and the size of the lower cylindrical groove hole is matched with that of the arc burning blocking overturning column (10).
7. The metal enclosed switchgear with arc-extinguishing blocking device according to claim 6, wherein: the size of the turning block (12) is matched with the upper inclined arc-shaped slot hole on the limiting turning groove (11), and the size of the turning block (12) is the same as the size of the right side end of the upper inclined arc-shaped slot hole on the limiting turning groove (11).
8. The metal enclosed switchgear with arc-extinguishing blocking device according to claim 1, wherein: the cooling treatment box (15) is rectangular box-shaped, the bottom position of the cooling treatment box (15) corresponds to the position of the limiting overturning groove (11), and the right side wall surface of the cooling treatment box (15) is fixedly arranged on the left side wall surface of the isolation sealing plate (8).
9. The metal enclosed switchgear with arc-extinguishing blocking device according to claim 1, wherein: the gas outlet (17) runs through the left side wall surface of the cooling treatment box (15) and is communicated with the inside of the cooling treatment box (15), the shape and the size of the gas inlet (18) are mutually matched with the limiting overturning groove (11), the gas inlet (18) runs through the right side wall surface of the cooling treatment box (15) and is communicated with the inside of the cooling treatment box (15), and the left side wall and the right side wall of the arc burning blocking overturning column (10) at the corresponding positions of the left side wall and the right side wall of the cooling treatment box (15) respectively.
10. The metal enclosed switchgear with arc-extinguishing blocking device according to claim 1, wherein: the communication groove (19) penetrates through the bottom wall surface of the cooling box (13) and the top wall surface of the cooling treatment box (15) and the cold air circulation groove (16) in the cooling treatment box (15) to be communicated with each other, and the position of the communication groove (19) corresponds to the output end of the cooling equipment (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010386199.1A CN111525419B (en) | 2020-05-09 | 2020-05-09 | Metal enclosed switch cabinet with arcing blocking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010386199.1A CN111525419B (en) | 2020-05-09 | 2020-05-09 | Metal enclosed switch cabinet with arcing blocking device |
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| CN111525419A true CN111525419A (en) | 2020-08-11 |
| CN111525419B CN111525419B (en) | 2021-09-17 |
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| CN202353035U (en) * | 2011-12-13 | 2012-07-25 | 广东正超电气有限公司 | Top cover structure of low-voltage switch cabinet |
| CN103001131A (en) * | 2012-12-18 | 2013-03-27 | 施耐德开关（苏州）有限公司 | Cooler of medium-voltage switchgear |
| US20160071672A1 (en) * | 2014-09-10 | 2016-03-10 | Siemens Industry, Inc. | Expansion chambers for circuit breakers |
| CN110832717A (en) * | 2017-06-01 | 2020-02-21 | R.施塔尔开关设备有限责任公司 | Explosion-proof housing with internal pressure relief |
| CN206774957U (en) * | 2017-06-14 | 2017-12-19 | 国网新疆电力公司木垒县供电公司 | A kind of low-tension distribution box of multiple-protection |
| CN207733164U (en) * | 2017-12-29 | 2018-08-14 | 武汉同力智能系统股份有限公司 | A kind of positive pressure explosion-proof cabinet |
| CN208157954U (en) * | 2018-04-11 | 2018-11-27 | 河北工业职业技术学院 | A kind of pressure relief device of switch cabinet |
| CN208251958U (en) * | 2018-04-23 | 2018-12-18 | 广东龙电安防产品有限公司 | A kind of new type explosion proof air-tight door structure |
| CN209461889U (en) * | 2019-04-23 | 2019-10-01 | 华仪电气股份有限公司 | A kind of middle-placed switch cabinet explosion-proof decompression device |
| CN210490247U (en) * | 2019-10-28 | 2020-05-08 | 河南润邦电气有限公司 | Solid insulation high-voltage cabinet |
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