CN110932148B - Relay protection switch board - Google Patents

Relay protection switch board Download PDF

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Publication number
CN110932148B
CN110932148B CN202010031505.XA CN202010031505A CN110932148B CN 110932148 B CN110932148 B CN 110932148B CN 202010031505 A CN202010031505 A CN 202010031505A CN 110932148 B CN110932148 B CN 110932148B
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CN
China
Prior art keywords
supporting plate
cabinet body
side wall
cabinet
sliding sleeve
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Active
Application number
CN202010031505.XA
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Chinese (zh)
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CN110932148A (en
Inventor
邵峰
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Zhengzhou University of Science and Technology
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Zhengzhou University of Science and Technology
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Priority to CN202010031505.XA priority Critical patent/CN110932148B/en
Publication of CN110932148A publication Critical patent/CN110932148A/en
Application granted granted Critical
Publication of CN110932148B publication Critical patent/CN110932148B/en
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Classifications

    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02BBOARDS, SUBSTATIONS, OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
    • H02B1/00Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
    • H02B1/56Cooling; Ventilation
    • H02B1/565Cooling; Ventilation for cabinets
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02BBOARDS, SUBSTATIONS, OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
    • H02B1/00Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
    • H02B1/26Casings; Parts thereof or accessories therefor
    • H02B1/30Cabinet-type casings; Parts thereof or accessories therefor

Abstract

A relay protection control cabinet solves the technical scheme that the relay protection control cabinet comprises a cabinet body, a cabinet door and normally open air holes, wherein adjustable air holes are formed in the side wall of the cabinet body, a supporting plate is hinged to the side wall inside the cabinet body, through holes are formed in the end face of the supporting plate, when the supporting plate is in a vertical state, the axes of the through holes and the adjustable air holes are located on the same horizontal line, a movable baffle is arranged on the end face of the supporting plate, a first spring is connected between the movable baffle and the supporting plate, a connecting hole is formed in the end face of the supporting plate, the connecting hole is communicated with the through holes when the first spring is in an original long time, and when; the cabinet door is hinged with the cabinet body, the supporting plate can rotate around a hinged point when the cabinet door is opened, and the supporting plate cannot rotate around the hinged point when the cabinet door is closed; the invention can effectively integrate the space in the cabinet body and the heat dissipation protection of the relay protection device, and is suitable for the market demand.

Description

Relay protection switch board
Technical Field
The invention relates to the technical field of electrical cabinets, in particular to a relay protection control cabinet.
Background
In the existing electrical cabinets, in order to ensure the safe operation of the whole power system, corresponding relay protection devices need to be equipped, but the installation positions of the relay protection devices are not reserved in the early stage of some electrical cabinets, and meanwhile, the relay protection devices may not be installed in different occasions sometimes, and if the reservation positions may influence the overall layout of the electrical cabinets; in addition, in the use process of the relay protection device, a good ventilation and heat dissipation effect of an installation area needs to be ensured, but certain requirements are imposed on air holes of an electrical cabinet without the relay protection device, and if the air holes are too much, dust easily enters the electrical cabinet, so that the service life of an electrical element is influenced; along with the development of an electrical system, the market demand of control cabinets which can adapt to different working scenes is larger and larger, so that the control cabinet which can well meet corresponding use requirements under the condition of relay protection is very necessary to be designed.
Disclosure of Invention
Aiming at the situation, in order to overcome the defects of the prior art, the invention provides the relay protection control cabinet which can well meet the corresponding use requirements under the condition of existence or non-existence of relay protection and has wide applicability.
The technical scheme includes that the cabinet comprises a cabinet body, a rotatable cabinet door is arranged on the front side of the cabinet body, normally open air holes are formed in the upper portion of the side wall in the cabinet body, adjustable air holes are formed in the middle portion of the side wall of the cabinet body, a supporting plate corresponding to the adjustable air holes is hinged to the inner side wall of the cabinet body, a torsion spring is installed at the position where the supporting plate is hinged to the side wall of the cabinet body, the supporting plate is in a vertical state under the action of the torsion spring, the end face of the supporting plate is attached to the side wall of the cabinet body, the rotating range of the supporting plate is 90 degrees, through holes are formed in the end face of the supporting plate, when the supporting plate is in the vertical state, the axes of the through holes and the adjustable air holes are located on the same horizontal line, the connecting hole is communicated with the through hole, and when the supporting plate is in a vertical state, the movable baffle plate slides downwards relative to the supporting plate to enable the connecting hole and the through hole to be staggered; the cabinet door be connected through articulated with the cabinet body, the pin joint of cabinet door and the cabinet body be located with the lateral wall of the corresponding one side of backup pad, when the cabinet door is opened, the backup pad can rotate around the pin joint, when the cabinet door is closed, the backup pad can't rotate around the pin joint.
Preferably, the lower extreme of backup pad be equipped with the stopper, when the backup pad rotated to the horizontality, the stopper can push up and realize continuing the restriction of rotation downwards to the backup pad on the inside wall of the cabinet body.
Preferably, the dislocation of connecting hole and through-hole, the lateral wall of the cabinet body on seted up the mounting groove, the backup pad is installed in the mounting groove, both ends articulate on the lateral wall around the mounting groove through the round pin axle around the backup pad, adjustable fender's upper end is equipped with the chimb, the upper end of chimb is equipped with the groove, the backup pad rotates when extremely vertical state, the upper end of chimb can contact with the last lateral wall of mounting groove, can promote adjustable fender downwards under the effect of groove, make first spring compressed, adjustable fender moves down can make connecting hole and through-hole dislocation, at this moment under adjustable fender's effect, adjustable bleeder vent does not communicate with the through-hole.
Preferably, the front end of the hinge pin towards the direction of the cabinet door is provided with a sliding sleeve capable of sliding back and forth along the hinge pin, the sliding sleeve and the hinge pin are connected in a flat key and key groove mode, and the sliding sleeve can move back and forth along the hinge pin in the sliding groove through the flat key but cannot be separated from the hinge pin.
Preferably, the outer fringe of sliding sleeve on be equipped with two draw-in grooves of 90 intervals, the lateral wall of the cabinet body on be equipped with the recess of arranging the backup pad front side in, the recess is arranged in to the sliding sleeve, the front end of round pin axle is equipped with the boss, be connected with the second spring between the front end of sliding sleeve and the boss, be fixed with the fixture block on the diapire of recess, the second spring is in primitive length, in the fixture block can block into the draw-in groove, when the fixture block blocked into in the draw-in groove, the backup pad can't rotate under the effect of.
Preferably, the rear side one end of draw-in groove be the open mode, the front end of round pin axle is connected with the stay cord, the other end of stay cord run through cabinet side wall and with the axis of rotation fixed connection of cabinet door, the effect of the rotation accessible stay cord pulling of cabinet door and second spring drives the sliding sleeve and slides around the round pin axle, when the cabinet door is opened, the sliding sleeve is at the effect of stay cord forward movement down, make the second spring compressed, the relative sliding sleeve of fixture block moves to the rear side this moment, after fixture block and sliding sleeve break away from, the cabinet door is opened completely this moment, the backup pad can rotate this moment.
Preferably, the adjustable air holes are arranged on the side wall of the cabinet body in a rectangular array mode, and the through holes are the same as the distribution structure of the adjustable air holes on the supporting plate.
Preferably, the end face of the supporting plate is provided with a mounting groove, one end of the movable baffle plate is inserted into the mounting groove, and a first spring is connected between one end of the movable baffle plate inserted into the mounting groove and the bottom wall of the mounting groove.
The invention has novel conception and smart structure, realizes the effect of the adjustable air holes by controlling the rotating supporting plate, can effectively integrate the space in the cabinet body and the heat dissipation protection of the relay protection device, and adapts to the market demand.
Drawings
FIG. 1 is a front sectional view of the support plate of the present invention in a vertical state.
Fig. 2 is a plan view of the support plate of the present invention in a horizontal state.
Fig. 3 is a front view of the support plate of the present invention in a horizontal state.
FIG. 4 is a top view of a support plate according to the present invention.
Fig. 5 is a schematic view of the components of the support plate of the present invention in a vertical state.
FIG. 6 is a cross-sectional view of the end face of the pin and the sliding sleeve in cooperation with each other according to the present invention.
FIG. 7 is a schematic view showing the distribution of the adjustable air holes, the connecting holes and the through holes when the support plate is in a vertical state.
FIG. 8 is a partially enlarged view of a state of the sliding sleeve portion of the present invention shown in FIG. 2, wherein the clamping block is clamped in the clamping groove.
Fig. 9 is a schematic diagram illustrating a state after the latch of fig. 8 is separated from the slot.
Detailed Description
The following describes embodiments of the present invention in further detail with reference to the accompanying drawings.
As shown in the figures 1-9, the invention comprises a cabinet body 1, a rotatable cabinet door 2 is arranged at the front side of the cabinet body 1, a normally open vent hole 3 is arranged at the upper part of the side wall in the cabinet body 1, an adjustable vent hole 4 is arranged at the middle part of the side wall of the cabinet body 1, a support plate 5 corresponding to the adjustable vent hole 4 is hinged on the inner side wall of the cabinet body 1, a torsion spring 6 is arranged at the hinged part of the support plate 5 and the side wall of the cabinet body 1, the support plate 5 is in a vertical state under the action of the torsion spring 6, the end surface of the support plate 5 is attached to the side wall of the cabinet body 1, the rotation range of the support plate 5 is 90 degrees, a through hole 7 is arranged on the end surface of the support plate 5, when the support plate 5 is in the vertical state, the axes of the through hole 7 and the adjustable, the end face of the movable baffle plate 8 is provided with a connecting hole 10, the connecting hole 10 is communicated with the through hole 7 when the first spring 9 is in the original length, and the movable baffle plate 8 slides downwards relative to the support plate 5 to enable the connecting hole 10 and the through hole 7 to be mutually staggered when the support plate 5 is in the vertical state; cabinet door 2 and the cabinet body 1 be connected through articulated, cabinet door 2 and the pin joint of the cabinet body 1 lie in with the lateral wall of the corresponding one side of backup pad 5, when cabinet door 2 is opened, backup pad 5 can rotate around the pin joint, when cabinet door 2 closed, backup pad 5 can't rotate around the pin joint.
In order to realize the restriction of the rotation range of the supporting plate 5, the lower end of the supporting plate 5 is provided with a limiting block, when the supporting plate 5 rotates to a horizontal state, the limiting block can push against the inner side wall of the cabinet body 1 to realize the restriction of the continuous downward rotation of the supporting plate 5.
When being in vertical state in order to realize backup pad 5, connecting hole 10 and through-hole 7's dislocation, the lateral wall of the cabinet body 1 on seted up mounting groove 11, backup pad 5 is installed in mounting groove 11, both ends articulate on mounting groove 11's front and back lateral wall through round pin axle 12 around backup pad 5, adjustable baffle 8's upper end is equipped with the chimb, the upper end of chimb is equipped with groove 13, backup pad 5 rotates when extremely vertical state, the upper end of chimb can contact with the last lateral wall of mounting groove 11, can promote adjustable baffle 8 downwards under groove 13's effect, make first spring 9 compressed, adjustable baffle 8 moves down and can make connecting hole 10 and through-hole 7 dislocation, at this moment under adjustable baffle 8's effect, adjustable bleeder vent 4 does not communicate with through-hole 7.
In order to realize the limitation of the opening and closing of the cabinet door 2 on the rotation of the supporting plate 5, the front end of the pin shaft 12 facing the direction of the cabinet door 2 is provided with a sliding sleeve 14 capable of sliding back and forth along the pin shaft 12, the sliding sleeve 14 is connected with the pin shaft 12 in a flat key and key groove mode, and the sliding sleeve 14 can move back and forth along the pin shaft 12 in the sliding groove through the flat key but cannot be separated from the pin shaft 12.
The outer fringe of sliding sleeve 14 on be equipped with two draw-in grooves 15 of 90 intervals, the lateral wall of the cabinet body 1 on be equipped with the recess of arranging backup pad 5 front side in, in the recess was arranged in to sliding sleeve 14, the front end of round pin axle 12 was equipped with the boss, be connected with second spring 17 between the front end of sliding sleeve 14 and the boss, be fixed with fixture block 16 on the diapire of recess, second spring 17 is in when original length, fixture block 16 can block into in draw-in groove 15, when fixture block 16 blocks into in the draw-in groove 15, backup pad 5 can't rotate under the effect of fixture block 16.
Draw-in groove 15's rear side one end be the open mode, the front end of round pin axle 12 is connected with stay cord 18, the other end of stay cord 18 runs through the cabinet body 1 lateral wall and with cabinet door 2's axis of rotation fixed connection, the rotation accessible stay cord 18 pulling of cabinet door 2 and second spring 17's effect drive sliding sleeve 14 along round pin axle 12 fore-and-aft slip, when cabinet door 2 is opened, sliding sleeve 14 moves forward under the effect of stay cord 18, make second spring 17 compressed, 14 backward side movements of the relative sliding sleeve of fixture block 16 this moment, after fixture block 16 breaks away from with sliding sleeve 14, cabinet door 2 is opened completely this moment, backup pad 5 can rotate this moment.
The adjustable air holes 4 are arranged on the side wall of the cabinet body 1 in a rectangular array mode, and the through holes 7 are arranged on the supporting plate 5 and have the same distribution structure with the adjustable air holes 4.
In order to enable the movable baffle plate 8 to slide more stably on the end face of the supporting plate 5, the end face of the supporting plate 5 is provided with a mounting groove, one end of the movable baffle plate 8 is inserted into the mounting groove, and a first spring 9 is connected between one end of the movable baffle plate 8 inserted into the mounting groove and the bottom wall of the mounting groove.
When the invention is used in concrete, when the control cabinet does not need to be provided with a relay protection device, the supporting plate 5 is in a vertical state under the action of the torsion spring 6, the supporting plate 5 is arranged in the mounting groove 11 on the side wall of the cabinet body 1, and one end of the supporting plate 5 facing the side wall of the cabinet body 1 is arranged in a fitting manner with the side wall of the cabinet body 1, so that the space in the cabinet body 1 can be saved as much as possible when the cabinet is not used, the air circulation and the installation of other elements are ensured to be convenient, meanwhile, when the supporting plate 5 is in a vertical state, the movable baffle 8 slides downwards relative to the supporting plate 5 under the action of the upper side wall of the mounting groove 11, the adjustable air holes 4 are not communicated with the through holes 7, the heat dissipation in the cabinet body 1 is conducted through the normally open air holes 3 above the side wall of the cabinet body 1, and a large amount of external dust is prevented from entering the cabinet body 1 under the condition that the ventilation effect is ensured; when needs set up relay protection device in the cabinet body 1, can rotate backup pad 5 to the horizontality this moment, install relay protection device in backup pad 5, backup pad 5 is when the horizontality, adjustable baffle 8 makes connecting hole 10 and through-hole 7 be in the through-going state under the effect of first spring 9 this moment, can play fine radiating action to the bottom of installing the relay protection device in backup pad 5 top this moment, in addition adjustable bleeder vent on the cabinet body 1 also communicates with cabinet body 1 is inside, can be fine carry out key heat dissipation to this region, guarantee relay protection device's normal work.
In addition, the invention also designs a structure which can control whether the support plate 5 rotates or not according to the opening and closing state of the cabinet door 2, when the cabinet door 2 is closed, the sliding sleeve 14 is positioned at the position of the rear side of the displacement under the action of the second spring 17, the clamping block 16 in the groove is clamped into the clamping groove 15 on the outer edge of the sliding sleeve 14, the support plate 5 cannot rotate under the action of the clamping block 16, the structure that the support plate 5 cannot rotate is realized through a mechanical structure when the cabinet door 2 is closed, and the damage to other elements in the cabinet body 1 caused by the failure of devices such as the torsion spring 6 and the like can be effectively avoided; when cabinet door 2 is opened, under the effect of stay cord 18 this moment, sliding sleeve 14 can slide forward and make draw-in groove 15 break away from with fixture block 16, can rotate after backup pad 5 breaks away from fixture block 16 this moment, can conveniently adjust the part in the cabinet body 1 after opening cabinet door 2 this moment.
The invention has novel conception and smart structure, realizes the effect of the adjustable air holes 4 by controlling the rotating supporting plate 5, can effectively integrate the space in the cabinet body 1 and the heat dissipation protection of the relay protection device, and adapts to the market demand.

Claims (4)

1. A relay protection control cabinet comprises a cabinet body (1), wherein a rotatable cabinet door (2) is arranged on the front side of the cabinet body (1), and a normally open air hole (3) is formed in the upper portion of the inner side wall of the cabinet body (1), and is characterized in that an adjustable air hole (4) is formed in the middle of the side wall of the cabinet body (1), a support plate (5) corresponding to the adjustable air hole (4) is hinged on the inner side wall of the cabinet body (1), a torsion spring (6) is installed at the hinged position of the support plate (5) and the side wall of the cabinet body (1), the support plate (5) is in a vertical state under the action of the torsion spring (6), the end face of the support plate is attached to the side wall of the cabinet body (1), the rotation range of the support plate (5) is 90 degrees, a through hole (7) is formed in the end face of the support plate (5), a slidable movable baffle (8) is arranged on the end face of the supporting plate (5), a first spring (9) is connected between one side, close to the intersection point of the supporting plate (5), of the movable baffle (8) and the supporting plate (5), a connecting hole (10) is formed in the end face of the movable baffle (8), the first spring (9) is in the original length, the connecting hole (10) is communicated with the through hole (7), and when the supporting plate (5) is in the vertical state, the movable baffle (8) slides downwards relative to the supporting plate (5) to enable the connecting hole (10) and the through hole (7) to be staggered mutually; the cabinet door (2) is hinged with the cabinet body (1), and the hinged point of the cabinet door (2) and the cabinet body (1) is positioned on the side wall corresponding to the support plate (5);
the cabinet is characterized in that a mounting groove (11) is formed in the side wall of the cabinet body (1), the supporting plate (5) is mounted in the mounting groove (11), the front end and the rear end of the supporting plate (5) are hinged to the front side wall and the rear side wall of the mounting groove (11) through a pin shaft (12), a convex edge is arranged at the upper end of the movable baffle plate (8), a groove (13) is formed in the upper end of the convex edge, when the supporting plate (5) rotates to be in a vertical state, the upper end of the convex edge can be in contact with the upper side wall of the mounting groove (11), the movable baffle plate (8) can be pushed downwards under the action of the groove (13), so that the first spring (9) is compressed, the movable baffle plate (8) moves downwards to enable the connecting hole (10) and the through hole (7) to be staggered, and;
the front end of the pin shaft (12) facing the direction of the cabinet door (2) is provided with a sliding sleeve (14) capable of sliding back and forth along the pin shaft (12), the sliding sleeve (14) is connected with the pin shaft (12) in a flat key and key groove mode, and the sliding sleeve (14) can move back and forth along the pin shaft (12) in the sliding groove through the flat key but cannot be separated from the pin shaft (12);
the outer edge of the sliding sleeve (14) is provided with two clamping grooves (15) which are spaced by 90 degrees, the side wall of the cabinet body (1) is provided with a groove arranged on the front side of the supporting plate (5), the sliding sleeve (14) is arranged in the groove, the front end of the pin shaft (12) is provided with a boss, a second spring (17) is connected between the front end of the sliding sleeve (14) and the boss, the bottom wall of the groove is fixed with a clamping block (16), the second spring (17) is in the original length, the clamping block (16) can be clamped into the clamping grooves (15), and when the clamping block (16) is clamped into the clamping grooves (15), the supporting plate (5) cannot rotate under the action of the clamping block (16);
one end of the rear side of the clamping groove (15) is in an open state, the front end of the pin shaft (12) is connected with a pull rope (18), the other end of the pull rope (18) penetrates through the side wall of the cabinet body (1) and is fixedly connected with a rotating shaft of the cabinet door (2), the rotation of the cabinet door (2) can drive the sliding sleeve (14) to slide back and forth along the pin shaft (12) through the pulling of the pull rope (18) and the action of the second spring (17), when the cabinet door (2) is opened, the sliding sleeve (14) moves forward under the action of the pull rope (18) to enable the second spring (17) to be compressed, at the moment, the clamping block (16) moves backwards relative to the sliding sleeve (14), when the clamping block (16) is separated from the sliding sleeve (14), the cabinet door (2) is completely opened, and at;
when making cabinet door (2) open, backup pad (5) can rotate around the pin joint, and when cabinet door (2) closed, backup pad (5) can't rotate around the pin joint.
2. The relay protection control cabinet according to claim 1, wherein a limiting block is arranged at the lower end of the supporting plate (5), and when the supporting plate (5) rotates to a horizontal state, the limiting block can push against the inner side wall of the cabinet body (1) to limit the supporting plate (5) to continue to rotate downwards.
3. The relay protection control cabinet according to claim 1, wherein the plurality of adjustable air holes (4) are arranged on the side wall of the cabinet body (1) in a rectangular array manner, and the distribution structure of the through holes (7) on the support plate (5) is the same as that of the adjustable air holes (4).
4. The relay protection control cabinet according to claim 1, wherein a mounting groove is formed on the end surface of the support plate (5), one end of the movable baffle (8) is inserted into the mounting groove, and a first spring (9) is connected between one end of the movable baffle (8) inserted into the mounting groove and the bottom wall of the mounting groove.
CN202010031505.XA 2020-01-13 2020-01-13 Relay protection switch board Active CN110932148B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202010031505.XA CN110932148B (en) 2020-01-13 2020-01-13 Relay protection switch board

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202010031505.XA CN110932148B (en) 2020-01-13 2020-01-13 Relay protection switch board

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Publication Number Publication Date
CN110932148A CN110932148A (en) 2020-03-27
CN110932148B true CN110932148B (en) 2020-11-24

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Application Number Title Priority Date Filing Date
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Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112191339A (en) * 2020-09-29 2021-01-08 湖南省嘉品嘉味生物科技有限公司 A broken mixer for broken meat

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103118517A (en) * 2013-01-10 2013-05-22 惠州柯林电器有限公司 Clamping device and wiring box using the same
WO2014188557A1 (en) * 2013-05-23 2014-11-27 三菱電機株式会社 Control box
CN107863708A (en) * 2017-11-13 2018-03-30 湖南湘讯企业管理有限公司 A kind of dust-proof radiating electric power cabinet with fire-extinguishing function concurrently
CN207927080U (en) * 2018-03-06 2018-09-28 张春严 A kind of electrical cabinet protective device
CN208159100U (en) * 2018-04-26 2018-11-27 成都一诺金帝能源技术有限公司 A kind of industrial production control cabinet
CN208675651U (en) * 2018-06-15 2019-03-29 深圳市海伊视讯科技有限公司 A kind of wireless video emergency command case with box radiating structure
CN209823425U (en) * 2019-04-29 2019-12-20 马龙云能投新能源开发有限公司 Be applied to high-altitude area's multi-functional SVG container

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN205791103U (en) * 2016-06-06 2016-12-07 青岛和瑞德电力科技有限公司 A kind of distribution box being automatically adjusted the temperature inside the box
CN209896502U (en) * 2019-05-27 2020-01-03 方淳 Dustproof effectual block terminal

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103118517A (en) * 2013-01-10 2013-05-22 惠州柯林电器有限公司 Clamping device and wiring box using the same
WO2014188557A1 (en) * 2013-05-23 2014-11-27 三菱電機株式会社 Control box
CN107863708A (en) * 2017-11-13 2018-03-30 湖南湘讯企业管理有限公司 A kind of dust-proof radiating electric power cabinet with fire-extinguishing function concurrently
CN207927080U (en) * 2018-03-06 2018-09-28 张春严 A kind of electrical cabinet protective device
CN208159100U (en) * 2018-04-26 2018-11-27 成都一诺金帝能源技术有限公司 A kind of industrial production control cabinet
CN208675651U (en) * 2018-06-15 2019-03-29 深圳市海伊视讯科技有限公司 A kind of wireless video emergency command case with box radiating structure
CN209823425U (en) * 2019-04-29 2019-12-20 马龙云能投新能源开发有限公司 Be applied to high-altitude area's multi-functional SVG container

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