CN110112658A - Switchgear - Google Patents
Switchgear Download PDFInfo
- Publication number
- CN110112658A CN110112658A CN201910385040.5A CN201910385040A CN110112658A CN 110112658 A CN110112658 A CN 110112658A CN 201910385040 A CN201910385040 A CN 201910385040A CN 110112658 A CN110112658 A CN 110112658A
- Authority
- CN
- China
- Prior art keywords
- top cover
- heat release
- arc
- baffle
- release holes
- 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.)
- Granted
Links
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
-
- 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)
- Cooling Or The Like Of Electrical Apparatus (AREA)
- Patch Boards (AREA)
Abstract
The invention discloses a kind of switchgears, including cabinet body and cabinet door, the cabinet body includes side wall, pedestal and top cover, the top cover is provided with multiple upper heat release holes, the pedestal is provided with multiple lower heat release holes, the cabinet door is provided with multiple side heat release holes, and more support rods are distributed with along multiple upper heat release holes in the top cover, and the more support rods are fixedly connected with the baffle for blocking top cover far from the side of top cover.The invention has the benefit that the switchgear has excellent heat dissipation performance.
Description
Technical field
The present invention relates to electrical equipment, in particular to a kind of switchgear.
Background technique
Switchgear is a kind of electrical equipment, main function be generated electricity in electric system, transmitted electricity, distribution and electric energy turn
During changing, opened and closed, controlled and protected electrical equipment.Switchgear outside line is introduced into master switch in cabinet, subsequently into
Sub-control switch, each branch are set according to its needs.
Authorization Notice No. is that the Chinese patent of CN205452901U discloses a kind of low-voltage control switch cabinet.The switchgear packet
Include cabinet body, cabinet door, ammeter, breaker and earth leakage protector；The cabinet door is hinged on cabinet body side；The cabinet body is divided into two layers,
It installs the ammeter at the middle and upper levels, and the breaker is installed in lower layer side, and the earth leakage protector is installed in the other side；The cabinet body
Bottom is provided with the pedestal for external world's connection；Slot position is provided between the bottom of cabinet bulk and pedestal, the slot position is used
In insertion dust cover.And it will be installed door lock in the cabinet door of switchgear generally to realize the fixation of cabinet door.
The switchgear is respectively provided with ventilation mouth in pedestal upper end and side, and air is made to enter cabinet body from ventilation mouth, then again according to
The circulation for accelerating air in cabinet by exhaust fan, plays the role of hydrofuge heat extraction.But fan applies in general to opening for mid power
Close cabinet.And for the switchgear of smaller power, generally avoid using fan and select it is natural air cooled, to reduce production cost.
The heat dissipation performance using natural air cooled switchgear how is improved, is the direction that people have been working hard.
Summary of the invention
The object of the present invention is to provide a kind of switchgears.The switchgear has excellent heat dissipation performance.
Above-mentioned technical purpose of the invention has the technical scheme that
A kind of switchgear, including cabinet body and cabinet door, the cabinet body include side wall, pedestal and top cover, and the top cover is provided with multiple
Upper heat release hole, the pedestal are provided with multiple lower heat release holes, and the cabinet door is provided with multiple side heat release holes, and the top cover is along more
More support rods are distributed in a upper heat release hole, and the more support rods are fixedly connected with the gear for blocking top cover far from the side of top cover
Plate.
By using above-mentioned technical proposal, when carrying out natural air cooled, the heat that instrument generates in cabinet body can pass to sky
Gas forms hot-air, and hot-air rises and leaves cabinet body from the upper heat release hole of top cover, and cold air from the lower heat release hole of pedestal and
The side heat release hole of cabinet door enters cabinet body and is supplemented, to form heat dissipation wind channel in cabinet body, enhances the heat dissipation performance of switchgear.
And the setting of baffle is played the role of blocking upper heat release hole, reduces dust from upper heat release hole and enters cabinet body.
The present invention is further arranged to: the top cover is provided with air outlet, and the top cover is provided with dissipating for covering air outlet
Heat cover, multiple upper heat release holes are located on heat dissipating housing, the top cover be fixedly installed with the one-to-one elevator of support rod,
The elevator is provided with the groove for accommodating support rod, and the support rod is connected with arc-shaped partition far from one end of baffle,
The edge of the arc-shaped partition is fixedly connected with groove cell wall, and swelling agent is filled between the arc-shaped partition and groove slot bottom.
By using above-mentioned technical proposal, the characteristics of pressurization can be expanded after swelling agent is heated.Arc-shaped partition elasticity and just
Property it is just moderate, therefore arc-shaped partition can be only in two states: arc-shaped partition is towards groove slot bottom and arc-shaped partition away from recessed
Slot slot bottom.When arc-shaped partition under external force, another state can be switched to from one of state.Under original state,
Baffle and heat dissipating housing abut, to close upper heat release hole, arc-shaped partition is in towards groove slot bottom state at this time.With switchgear
Operation, the heat that instrument generates in cabinet body causes interior of the cabinet air themperature to rise, and the heat that swelling agent absorbing apparatus generates
Pressurization is expanded after amount, and arc-shaped partition is made to be greater than gravity and the arc-shaped partitions itself such as baffle support rod by the effect of swelling agent
The sum of deformation resistance, therefore arc-shaped partition is switched to from towards groove slot bottom away from groove slot bottom.The deformation of arc-shaped partition drives
Support rod and baffle move up, to keep heat release hole in the open state, radiate, to maintain cabinet body temperature permanent
It is fixed.After instrument stops working in cabinet body, temperature declines in cabinet body, and swelling agent temperature declines, and shrinks decompression, makes arc
The sum of the effect and arc-shaped partition self-deformation resistance of partition by swelling agent is less than the gravity such as baffle support rod, thus arc every
Plate is switched to from away from groove slot bottom towards groove slot bottom.The deformation of arc-shaped partition drives support rod and baffle to move down, from
And abutting baffle with heat dissipating housing again, heat release hole in closing plays and interior of the cabinet is adequately isolated.
The present invention is further arranged to: the groove includes interconnected expansion arc and mobile section, the expansion arc water
Plane section area is greater than mobile section horizontal section area, and the arc-shaped partition is located at expansion arc, the support rod and mobile section slot
Wall closely abuts.
By using above-mentioned technical proposal, support rod is limited by mobile section cell wall when mobile so as to keep vertical side
To movement.
The present invention is further arranged to: the elevator is provided with feed opening, and the expansion arc is connected to feed opening, described
Feed opening is provided with the closure member for activity closing feed opening.
By using above-mentioned technical proposal, when swelling agent dosage is larger, baffle and heat dissipating housing separation required temperature just compared with
It is low, cause cabinet body running temperature relatively low.When swelling agent dosage is smaller, baffle and heat dissipating housing separation required temperature just compared with
Height causes cabinet body running temperature relatively high.Therefore the operation that the setting of feed opening can adapt to convenient for people according to cabinet body
Temperature, the swelling agent dosage added needed for adjusting.Meanwhile people in time can mend swelling agent according to cabinet body operating status
It fills.
The present invention is further arranged to: the closure member includes being symmetrically distributed in two of feed opening two sides L-shaped to consolidate
Determine hook, the gag lever post abutted respectively with two stay hooks, the closing disk connecting with two gag lever posts, the edge for being distributed in closing disk
And surround feed opening aperture sealing ring, the stay hook direction upward, when two gag lever posts abut two stay hooks respectively,
Sealing ring by closing disk and elevator extruding and deformation occurs.
By using above-mentioned technical proposal, extruding is generated to closing disk and sealing ring using elevator and stay hook, is made close
Deformation occurs for seal, to play the sealing process to feed opening.When switchgear operation exception causes switch cabinet temperature excessively high,
Stay hook can deformation occurs, reduces the squeezing action to sealing ring.
The present invention is further arranged to: the side of the baffle towards top cover is provided with cushion, the cushion distribution
In the edge and the multiple upper heat release holes of encirclement of baffle.
By using above-mentioned technical proposal, when deformation occurs for arc-shaped partition, baffle can occur quickly in the vertical direction
It is mobile.The setting of cushion being capable of shock of the cushioning fender to heat dissipating housing.
The present invention is further arranged to: the edge of the heat dissipating housing is provided with the dashpot for surrounding multiple upper heat release holes, institute
Cushion is stated to be caught in dashpot.
By using above-mentioned technical proposal, cushion is caught in dashpot, to finally baffle be enable to support with heat dissipating housing
It connects.
The present invention is further arranged to: the baffle plate setting has multiple through-holes through baffle, multiple through-holes and more
A upper heat release hole dislocation.
By using above-mentioned technical proposal, when baffle and heat dissipating housing abutting, heat release hole is blocked by baffle and is in
Closed state.When baffle and heat dissipating housing separate, hot-air successively can leave cabinet body by upper heat release hole and through-hole, to make
Baffle can not only play the role of blocking upper heat release hole, and can play ventilation and heat.
The present invention is further arranged to: the swelling agent is liquefied ammonia.
By using above-mentioned technical proposal, using liquefied ammonia as swelling agent, one side liquefied ammonia is easy by thermal evaporation, another party
When switchgear operation exception causes switch cabinet temperature excessively high, stay hook can deformation occurs in face, reduces the extruding to sealing ring and makees
With, cause sealing ring tightness that can decline, the ammonia leakage that liquid ammonia gasification generates, but ammonia is the gas with penetrating odor
Body is easy to be perceived by people, and is operating abnormally convenient for discovery switchgear.
In conclusion the invention has the following advantages:
1, using the distance between the shape control baffle of arc-shaped partition and heat dissipating housing, the radiating requirements of final working condition and
The isolation requirement of the interior of the cabinet equipment of stop working state；
2, baffle can either play the role of blocking heat release hole, and can play ventilation and heat；
3, liquefied ammonia can be used as swelling agent, play the role of control heat dissipation, and can be used as alarm signal, remind people's switchgear
It is operating abnormally.
Detailed description of the invention
Fig. 1 is the structural schematic diagram that the embodiment of the present invention looks up direction；
Fig. 2 is the structural schematic diagram of overlook direction of the embodiment of the present invention；
Fig. 3 is the enlarged drawing of a-quadrant in Fig. 2；
Fig. 4 is the structural schematic diagram of elevator part in the embodiment of the present invention；
Fig. 5 is the perspective view of the explosion of top cover, heat dissipating housing and baffle in the embodiment of the present invention；
Fig. 6 is the structural schematic diagram of baffle in the embodiment of the present invention.
Appended drawing reference: 1, cabinet body；2, cabinet door；3, side wall；4, pedestal；5, top cover；6, air outlet；7, heat dissipating housing；8, upper to dissipate
Hot hole；9, lower heat release hole；10, side heat release hole；11, elevator；12, groove；121, expansion arc；122, mobile section；13, arc every
Plate；14, swelling agent；15, support rod；16, baffle；17, feed opening；18, stay hook；19, gag lever post；20, disk is closed；21, close
Seal；22, cushion；23, dashpot；24, through-hole.
Specific embodiment
Below in conjunction with attached drawing, invention is further described in detail.
Referring to Fig.1 with 2, a kind of switchgear, including cabinet body 1 and cabinet door 2.Cabinet body 1 includes side wall 3, pedestal 4 and top cover 5.Top
Lid 5 is provided with air outlet 6, while top cover 5 is provided with the heat dissipating housing 7 of covering air outlet 6.Heat dissipating housing 7 is provided with multiple upper heat dissipations
Hole 8.Pedestal 4 is provided with multiple lower heat release holes 9, and cabinet door 2 is provided with multiple side heat release holes 10.When carrying out natural air cooled, cabinet body 1
The heat that interior instrument generates can pass to air and form hot-air, and hot-air rises and leaves cabinet body from the upper heat release hole 8 of top cover 5
1, and cold air is supplemented from the lower heat release hole 9 of pedestal 4 and the side heat release hole 10 of cabinet door 2 into cabinet body 1, thus in cabinet body 1
Interior formation heat dissipation wind channel, enhances the heat dissipation performance of switchgear.
Referring to Fig. 2 and 4, multiple elevators 11 are distributed with along heat dissipating housing 7 in top cover 5.Multiple elevators 11 are provided with recessed
Slot 12.Groove 12 includes interconnected expansion arc 121 and mobile section 122.121 horizontal section area of expansion arc is greater than mobile section
122 horizontal section areas.Be provided with arc-shaped partition 13 in each expansion arc 121, the edge of each arc-shaped partition 13 with it is corresponding swollen
Swollen section of 121 cell walls are fixedly connected.Swelling agent 14 is filled between 12 slot bottom of each arc-shaped partition 13 and groove.Preferably, it expands
Agent 14 is liquefied ammonia.Liquefied ammonia is easy by thermal evaporation, more sensitive to the temperature change of cabinet body 1.Each arc-shaped partition 13 is away from correspondence
The side of 12 slot bottom of groove is fixedly connected with the support rod 15 closely abutted with mobile groove groove wall, and more support rods 15 are far from corresponding
One end of arc-shaped partition 13 is connected with same baffle 16.When support rod 15 is mobile by 122 cell wall of mobile section limited so as to
Keep the movement of vertical direction.It can gasify after liquefied ammonia is heated, expand pressurization.The elasticity and rigidity of arc-shaped partition 13 are just suitable
In, therefore arc-shaped partition 13 can be only in two states: arc-shaped partition 13 is towards 12 slot bottom of groove and arc-shaped partition 13 away from recessed
12 slot bottom of slot.When arc-shaped partition 13 under external force, another state can be switched to from one of state.
Referring to Fig. 3 and 4, elevator 11 is provided with the feed opening 17 being connected to expansion arc 121.When 14 dosage of swelling agent is larger
When, baffle 16 and the separation of heat dissipating housing 7 required temperature are just lower, cause 1 running temperature of cabinet body relatively low.When 14 dosage of swelling agent
When smaller, baffle 16 and the separation of heat dissipating housing 7 required temperature are just higher, cause 1 running temperature of cabinet body relatively high.Therefore feed opening
The running temperature that 17 setting can adapt to convenient for people according to cabinet body 1,14 dosage of swelling agent added needed for adjusting.Together
When, people in time can supplement swelling agent 14 according to 1 operating status of cabinet body.The two sides of feed opening 17 are symmetrically distributed with two
A L-shaped stay hook 18,18 direction of stay hook is upward.Two stay hooks 18 abut respectively gag lever post 19, two gag lever posts
19 are connected with same closing disk 20.The edge of closing disk 20 is provided with the sealing ring 21 for surrounding 17 aperture of feed opening.Sealing ring 21
By closing block and elevator 11 extruding and deformation occurs, realize closing to feed inlet.When switchgear operation exception causes
When switch cabinet temperature is excessively high, stay hook 18 can deformation occurs, reduces the squeezing action to sealing ring 21, and sealing ring 21 is caused to seal
Performance decline, the ammonia leakage that liquid ammonia gasification generates, but ammonia is the gas with penetrating odor, is easy to be examined by people
Feel, is operating abnormally convenient for discovery switchgear.
Referring to Figures 5 and 6, the side of baffle 16 towards heat dissipating housing 7 is provided with cushion 22, and cushion 22 is distributed in baffle 16
Edge and surround multiple upper heat release holes 8.The edge of heat dissipating housing 7 is provided with the dashpot 23 for surrounding multiple upper heat release holes 8, buffering
Pad 22 is caught in dashpot 23.When deformation occurs for arc-shaped partition 13, baffle 16 can fast move in the vertical direction.It is slow
The setting for rushing pad 22 being capable of shock of the cushioning fender 16 to heat dissipating housing 7.And cushion 22 is caught in dashpot 23, to finally make
Baffle 16 can be abutted with heat dissipating housing 7.Baffle 16 is provided with multiple through-holes 24 through baffle 16, multiple through-holes 24 with it is multiple on
Heat release hole 8 misplaces.When baffle 16 and heat dissipating housing 7 abut, heat release hole is in closed state by blocking for baffle 16, thus
It reduces dust and enters cabinet body 1 from upper heat release hole 8.When baffle 16 and heat dissipating housing 7 separate, hot-air can successively pass through upper heat dissipation
Hole 8 and through-hole 24 leave cabinet body 1, to make baffle 16 that can not only play the role of blocking to upper heat release hole 8, and can rise
To the effect of ventilation and heat.
The course of work: under original state, baffle 16 and heat dissipating housing 7 are abutted, and cushion 22 is caught in dashpot 23, through-hole 24
It misplaces with heat release hole, to close upper heat release hole 8, arc-shaped partition 13 is in towards 12 slot bottom state of groove at this time.With switch
The operation of cabinet, the heat that instrument generates in cabinet body 1 cause 1 Inside Air Temperature of cabinet body to rise, and what liquefied ammonia absorbing apparatus generated
Gasification occurs after heat and forms ammonia, expansion pressurization makes arc-shaped partition 13 be greater than 16 support rod 15 of baffle by the effect of ammonia
Equal the sum of gravity and 13 self-deformation resistance of arc-shaped partition, therefore arc-shaped partition 13 is switched to from towards 12 slot bottom of groove away from recessed
12 slot bottom of slot.The deformation of arc-shaped partition 13 drives support rod 15 and baffle 16 to move up, and opens so that heat release hole 8 be made to be in
State, the hot-air inside cabinet body 1 successively leave cabinet body 1 by upper heat release hole 8 and through-hole 24, radiate, to maintain cabinet
Temperature is constant in body 1.After instrument stops working in cabinet body 1, temperature declines in cabinet body 1, and ammonia temperature declines, and liquid occurs
Change, shrink decompression, arc-shaped partition 13 is made to be less than baffle 16 by the sum of 13 self-deformation resistance of effect and arc-shaped partition of liquefied ammonia
The gravity such as support rod 15, therefore arc-shaped partition 13 is switched to from away from 12 slot bottom of groove towards 12 slot bottom of groove.Arc-shaped partition 13
Deformation drive support rod 15 and baffle 16 to move down, so that cushion 22 be made to be caught in dashpot 23, baffle 16 again with
Heat dissipating housing 7 abuts, and through-hole 24 and upper heat release hole 8 misplace, and upper heat release hole 8 is closed, and plays to the adequately isolation of 1 inside of cabinet body.
The present embodiment is only explanation of the invention, is not limitation of the present invention, and those skilled in the art exist
It can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but as long as in the present invention
Scope of the claims in all by the protection of Patent Law.
Claims (9)
1. a kind of switchgear, including cabinet body (1) and cabinet door (2), the cabinet body (1) includes side wall (3), pedestal (4) and top cover
(5), it is characterized in that: the top cover (5) is provided with multiple upper heat release holes (8), the pedestal (4) is provided with multiple lower heat release holes
(9), the cabinet door (2) is provided with multiple side heat release holes (10), and the top cover (5) is distributed with more along multiple upper heat release holes (8)
Root support rod (15), the more support rods (15) are fixedly connected with the baffle for blocking top cover (5) far from the side of top cover (5)
(16)。
2. switchgear according to claim 1, it is characterized in that: the top cover (5) is provided with air outlet (6), the top cover
(5) it is provided with the heat dissipating housing (7) of covering air outlet (6), multiple upper heat release holes (8) are located on heat dissipating housing (7), the top cover
(5) it is fixedly installed and is provided with support rod (15) one-to-one elevator (11), the elevator (11) for accommodating branch
The groove (12) of strut (15), the support rod (15) are connected with arc-shaped partition (13), the arc far from the one end of baffle (16)
The edge of shape partition (13) is fixedly connected with groove (12) cell wall, is filled between the arc-shaped partition (13) and groove (12) slot bottom
There are swelling agent (14).
3. switchgear according to claim 2, it is characterized in that: the groove (12) includes interconnected expansion arc
(121) and mobile section (122), expansion arc (121) horizontal section area are greater than mobile section (122) horizontal section area, institute
It states arc-shaped partition (13) to be located at expansion arc (121), the support rod (15) closely abuts with mobile section (122) cell wall.
4. switchgear according to claim 3, it is characterized in that: the elevator (11) is provided with feed opening (17), it is described
Expansion arc (121) is connected to feed opening (17), and the feed opening (17) is provided with the closing for activity closing feed opening (17)
Part.
5. switchgear according to claim 4, it is characterized in that: the closure member includes being symmetrically distributed in feed opening (17) two
The L-shaped stay hook (18) of two of side, the gag lever post (19) abutted respectively with two stay hooks (18) and two gag lever posts
(19) sealing ring (21) of the closing disk (20), the edge and encirclement feed opening (17) aperture that are distributed in closing disk (20) that connect,
Stay hook (18) direction upward, when two gag lever posts (19) abut two stay hook (18) respectively, sealing ring (21) by
To closing disk (20) and the extruding of elevator (11), deformation occurs.
6. switchgear according to claim 2, it is characterized in that: the side of the baffle (16) towards top cover (5) is provided with
Cushion (22), the cushion (22) are distributed in the edge of baffle (16) and surround multiple upper heat release holes (8).
7. switchgear according to claim 6 surrounds on multiple it is characterized in that: the edge of the heat dissipating housing (7) is provided with
The dashpot (23) of heat release hole (8), the cushion (22) are caught in dashpot (23).
8. switchgear according to claim 7, it is characterized in that: the baffle (16) is provided with through the multiple of baffle (16)
Through-hole (24), multiple through-holes (24) and multiple upper heat release holes (8) misplace.
9. switchgear according to claim 2, it is characterized in that: the swelling agent (14) is liquefied ammonia.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910385040.5A CN110112658B (en) | 2019-05-09 | 2019-05-09 | Switch cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910385040.5A CN110112658B (en) | 2019-05-09 | 2019-05-09 | Switch cabinet |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110112658A true CN110112658A (en) | 2019-08-09 |
| CN110112658B CN110112658B (en) | 2020-12-25 |
Family
ID=67489091
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910385040.5A Active CN110112658B (en) | 2019-05-09 | 2019-05-09 | Switch cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110112658B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111836493A (en) * | 2020-07-24 | 2020-10-27 | Oppo广东移动通信有限公司 | Electronic device |
| CN112332271A (en) * | 2020-10-16 | 2021-02-05 | 周艳梅 | Self-opening-closing moisture absorption type high-voltage switch cabinet |
| CN113471830A (en) * | 2021-09-01 | 2021-10-01 | 卡雷迪电气（常州）有限公司 | Encryption type intelligent remote control switch cabinet |
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| CN207368460U (en) * | 2017-10-29 | 2018-05-15 | 仪征恒运电器有限公司 | A kind of new power distribution cabinet easy to repair |
| CN109256696A (en) * | 2018-10-21 | 2019-01-22 | 徐州恒诚自动化科技有限公司 | Convenient for the power distribution cabinet of transfer |
| CN208571369U (en) * | 2018-08-01 | 2019-03-01 | 深圳市华通电气设备有限公司 | One kind is outer for circuit storing unit for cell switch case |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1081288A (en) * | 1992-07-06 | 1994-01-26 | 北京市西城区新开通用试验厂 | The temperature rise protector of rare-earth electric motor |
| CN202019151U (en) * | 2011-04-13 | 2011-10-26 | 上海中发电气（集团）股份有限公司 | Radiating canopy for switch cabinet |
| CN206059945U (en) * | 2016-09-09 | 2017-03-29 | 重庆泊津科技有限公司 | A kind of power distribution cabinet for being easy to radiate |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111836493A (en) * | 2020-07-24 | 2020-10-27 | Oppo广东移动通信有限公司 | Electronic device |
| CN112332271A (en) * | 2020-10-16 | 2021-02-05 | 周艳梅 | Self-opening-closing moisture absorption type high-voltage switch cabinet |
| CN113471830A (en) * | 2021-09-01 | 2021-10-01 | 卡雷迪电气（常州）有限公司 | Encryption type intelligent remote control switch cabinet |
| CN113471830B (en) * | 2021-09-01 | 2022-06-07 | 卡雷迪电气（常州）有限公司 | Encryption type intelligent remote control switch cabinet |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110112658B (en) | 2020-12-25 |
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