CN109378741A - A kind of low-voltage distribution cabinet - Google Patents
A kind of low-voltage distribution cabinet Download PDFInfo
- Publication number
- CN109378741A CN109378741A CN201811165466.1A CN201811165466A CN109378741A CN 109378741 A CN109378741 A CN 109378741A CN 201811165466 A CN201811165466 A CN 201811165466A CN 109378741 A CN109378741 A CN 109378741A
- Authority
- CN
- China
- Prior art keywords
- plate
- low
- voltage distribution
- cabinet
- distribution cabinet
- 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.)
- Pending
Links
- 238000009434 installation Methods 0.000 claims abstract description 15
- 238000009423 ventilation Methods 0.000 claims abstract description 6
- 238000007789 sealing Methods 0.000 claims description 4
- 238000012423 maintenance Methods 0.000 abstract description 14
- 238000004519 manufacturing process Methods 0.000 abstract description 13
- 238000000926 separation method Methods 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 2
- 239000000284 extract Substances 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
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
- H02B1/56—Cooling; Ventilation
- H02B1/565—Cooling; Ventilation for cabinets
-
- 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
- H02B1/015—Boards, panels, desks; Parts thereof or accessories therefor
- H02B1/04—Mounting thereon of switches or of other devices in general, the switch or device having, or being without, casing
-
- 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
- H02B1/20—Bus-bar or other wiring layouts, e.g. in cubicles, in switchyards
- H02B1/202—Cable lay-outs
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Patch Boards (AREA)
Abstract
The present invention relates to electrical equipment more particularly to a kind of low-voltage distribution cabinets for being equipped with fixed separating element room.It is inconvenient to solve production and assembly existing for existing fixed cellular-type low-voltage cabinet, maintenance is inconvenient, time-consuming and the unsafe problem of operation, the present invention proposes a kind of low-voltage distribution cabinet, the fixation compartment being mounted on column of cabinet body is arranged inside, wherein, left and right side plate state in a vertical shape equipped with modularization fixation hole is simultaneously mounted on the column of cabinet body of cabinet door left and right side of low-voltage distribution cabinet in parallel relatively；The both ends holding of primary element mounting plate equipped with secondary threading hole and installation fixation hole is in modularization fixation hole；Current transformer bent plate is mounted on the side that primary element mounting plate deviates from cabinet door；Intermediate bulkhead equipped with modularization ventilation hole and cabling channel mounting hole is vertical with column of cabinet body between left and right side plate；Plug bracket is mounted on right side plate.The low-voltage distribution cabinet production and assembly are convenient, and maintenance is convenient and highly-safe.
Description
Technical field
The present invention relates to electrical equipment more particularly to a kind of low-voltage distribution cabinets for being equipped with fixed separating element room.
Background technique
Currently, have the low-voltage cabinet of fixed cellular-type in many in the market, the fixation in the low-voltage cabinet of fixed cellular-type mostly
The space of compartment is limited, in production and assembly, wiring work need to be completed in cabinet, leads to wiring heavy workload, and wiring is not
It is convenient, seriously affect the production and assembly efficiency of fixed cellular-type low-voltage cabinet.In addition, these fix consolidating in the low-voltage cabinet of cellular-type
The secondary connection for determining compartment is attached using the common terminal that is fixedly connected.Therefore, need to be arranged in fixed compartment
The mounting rack for disposing connection terminal and secondary component causes the inside of fixed compartment more in disorder, lacks general interchangeability,
Cause user's on-site maintenance and replacement maintenance constant；When the fixed indoor element failure of separation needs replacing element,
It must have a power failure and cut away the load of low-voltage cabinet and just can be carried out inspection operation, while also largely to be taken out stitches and the work of rewiring
Make, extends the time between overhauls(TBO), cause prolonged interruption maintenance, bring unnecessary loss.Occur in low-voltage cabinet
When the fixation compartment of failure carries out interruption maintenance, other functional units fixed in compartment are still in normal charging operation shape
State, and then cause service personnel to carry out inspection operation in cabinet and be absolutely unsafe.
Summary of the invention
Inconvenient to solve production and assembly existing for existing fixed cellular-type low-voltage cabinet, maintenance is inconvenient, time-consuming and operation
Unsafe problem, the present invention propose a kind of low-voltage distribution cabinet, are provided with and are mounted on column of cabinet body in the low-voltage distribution cabinet
Fixed compartment, which includes left plate, right side plate, primary element mounting plate, current transformer bent plate, middle interval
Plate and plug bracket, the left plate state in a vertical shape are mounted on the column of cabinet body on the left of the cabinet door of the low-voltage distribution cabinet
On, the right side plate is mounted on the column of cabinet body on the right side of the cabinet door and and parallel, the left side opposite with the left plate
Corresponding position is provided with modularization fixation hole on plate and the right side plate；The primary element mounting plate is located at the left side
Between plate and the right side plate and both ends holding is in the modularization fixation hole, is provided with two on the primary element mounting plate
Secondary threading hole and installation fixation hole；The current transformer bent plate is mounted on the installation fixation hole on the primary element mounting plate
In, and the current transformer bent plate is located at the side that the primary element mounting plate deviates from the cabinet door；The intermediate bulkhead
It is between the left plate and the right side plate and vertical with the column of cabinet body, and the intermediate bulkhead is equipped with modularization
Ventilation hole and cabling channel mounting hole；The plug bracket is fixed on the right side plate, for installing pluggable two secondary control
Wiring board processed.The left plate in fixation compartment, right side plate in such low-voltage distribution cabinet can be fixed on by screw
On column of cabinet body, in the modularization fixation hole on left plate and right side plate, current transformer is curved for primary element mounting plate holding
Plate can be mounted in the installation fixation hole on primary element mounting plate by screw, and intermediate bulkhead and plug bracket can pass through screw
It is fixed in fixed compartment and is fixed on side plate.It can be seen that the fixation in low-voltage distribution cabinet proposed by the present invention
Compartment is easy to assembly, and then the production and assembly efficiency of low-voltage distribution cabinet can be improved.Modularization is equipped on intermediate bulkhead to divulge information
Hole, temperature when can reduce use in low-voltage distribution cabinet；It is equipped with cabling channel mounting hole on intermediate bulkhead, may make fixed separation
Indoor cabling is neat, so that it is beautiful and tidy in power distribution cabinet, it is convenient for subsequent maintenance；Plug branch is provided on right side plate
Frame facilitates installation and maintenance, greatly shortens the repair time for installing pluggable secondary control circuit board.To sum up, this hair
Bright low-voltage distribution cabinet is simple, and production and assembly are convenient, and internal structure standardization level is high, repair and maintenance it is highly-safe.
Preferably, it is provided with left comer plate on the downside of the left plate, right corner plate, and institute are provided on the downside of the right side plate
It states left comer plate and the right corner plate is in be oppositely arranged and can support the intermediate bulkhead.In this way, the installation of intermediate bulkhead can be improved
Stability, and then the structural strength of low-voltage distribution cabinet of the present invention can be improved.Further, the gusset fixation hole on the left comer plate
It is superimposed relatively with the mounting hole of the left plate lower part, the peace of the gusset fixation hole on the right corner plate and the right side plate lower part
It is opposite to fill hole superposition.In this way, directly left comer plate can be mounted on the downside of left plate using bolt or screw when being assembled,
Right corner plate is mounted on the downside of right side plate, easy to assembly and stable structure.
Preferably, the top of the plug bracket is provided with card slot, and lower part is provided with lower bayonet slot, the upper card slot and institute
State that lower bayonet slot is parallel to each other and notch is opposite.In this way, when dismounting pluggable secondary control circuit board, it can be directly by pluggable two
Secondary control wiring board is inserted into upper and lower card slot or extracts out of upper and lower card slot, convenient to disassembly.Further, described to insert
The plug end for pulling out bracket is provided with the baffle vertical with the upper card slot, and the baffle blocks the upper card slot and the lower bayonet slot
End.In this way, blocking pluggable two using baffle after being installed to pluggable secondary control circuit board on plug bracket
Secondary control wiring board avoids pluggable secondary control circuit board from falling off from plug bracket.In addition, being arranged in low-voltage distribution cabinet
Pluggable secondary control circuit board can largely reduce the direct setting up time in cabinet, improve production efficiency, and
Realize the interchangeability of the secondary control circuit board of identical separating element.
Preferably, the fixed compartment further includes preceding crosspiece, which is fixed on the column of cabinet body simultaneously
It is sticked on the inner wall of the cabinet door when the cabinet door of the low-voltage distribution cabinet is closed.Further, the preceding crosspiece is transversal
Face is U-shaped structure, and when the cabinet door of the low-voltage distribution cabinet is closed, the upper edge of U-shaped structure and following in the preceding crosspiece
Edge and the sealing strip palette on the cabinet door inner wall.In this way, the sealing between fixed compartment and cabinet door inner wall can be improved
Property, and then improve the degree of protection of low-voltage distribution cabinet of the present invention.
Preferably, the column of cabinet body of the low-voltage distribution cabinet is made of prestige Figure 16 folded section.Due on prestige Figure 16 folded section
It is provided with through-hole of different shapes, facilitates the installation of the components such as side plate, gusset and preceding crosspiece to fix, can further improve the present invention
The production and assembly efficiency of low-voltage distribution cabinet.
Detailed description of the invention
Fig. 1 is the partial structural diagram of low-voltage distribution cabinet of the present invention；
Fig. 2 is that structure when low-voltage distribution cabinet shown in FIG. 1 does not install breaker and pluggable secondary control circuit board is shown
It is intended to；
Fig. 3 is the schematic top plan view of low-voltage distribution cabinet shown in FIG. 1；
Fig. 4 is the perspective view of the explosion of the plug bracket and pluggable secondary control circuit board in Fig. 1.
Specific embodiment
In the following, low-voltage distribution cabinet of the present invention is described in detail in conjunction with Fig. 1-4.
As shown in Figure 1,2 and 3, the fixation compartment being mounted on column of cabinet body is provided in low-voltage distribution cabinet of the present invention,
The fixation compartment includes left plate 11, right side plate 12, primary element mounting plate 13, current transformer bent plate 14, intermediate bulkhead
15, bracket 16 and preceding crosspiece 17 are plugged.Wherein, the state in a vertical shape of left plate 1 is mounted on 21 left side of cabinet door for low-voltage distribution cabinet
On the column of cabinet body 22 of side, right side plate 12 is mounted on the column of cabinet body 22 on the right side of cabinet door 21 and opposite with left plate 11 and put down
Row, and corresponding position is provided with modularization fixation hole on left plate 11 and right side plate 12.Preferably, the downside of left plate 11
It is provided with left comer plate 111, the downside of right side plate 12 is provided with right corner plate 121, and left comer plate 111 and right corner plate 121 are in opposite set
It sets.Preferably, the gusset fixation hole on left comer plate 111 is superimposed relatively with the mounting hole of 11 lower part of left plate, on right corner plate 121
Gusset fixation hole is superimposed relatively with the mounting hole of 12 lower part of right side plate.In this way, can directly utilize bolt or spiral shell when being assembled
Left comer plate 111 is mounted on 11 downside of left plate by nail, and right corner plate 121 is mounted on 12 downside of right side plate, easy to assembly and structure
Stablize.
Primary element mounting plate 13 is between left plate 11 and right side plate 12 and both ends holding is on left plate 11 and right side
Secondary threading hole and installation fixation hole are provided in modularization fixation hole on plate 12, and on primary element mounting plate 13.In this way,
The breaker of plastic casing 31 of wiring after the sheet insertion mode of various signals, and this can be installed as needed on primary element mounting plate 13
A little breaker of plastic casing 31 can configure motor-operating mechanism or means operating mechanism, in order to use or safeguard.In addition, primary element
Mounting plate 13 is mounted on spacing of the front-rear position on left plate 11 and right side plate 12 i.e. between cabinet door 22 can be according to a dimension
Model, depth and the size of part such as breaker of plastic casing are adjusted.
Current transformer bent plate 14 is mounted in the installation fixation hole on primary element mounting plate 13, and current transformer is curved
Plate 14 is located at the side that primary element mounting plate 13 deviates from cabinet door 22.Primary element mounting plate 13 is mounted on backwards to 22 side of cabinet door
Current transformer bent plate 14 can be used for installing the current transformer 32 in fixed primary circuit.In this way, primary circuit can pass through
Branch is connected the end of incoming cables of breaker of plastic casing 31 with vertical bus with row 33 or cable, the leading-out terminal of breaker of plastic casing 31 and
The primary elements such as current transformer 32 and an adapter 34 are connected, and form a complete distribution loop.
Intermediate bulkhead 15 is between left plate 11 and right side plate 12 and vertical with column of cabinet body 22, and sets on intermediate bulkhead
There are modularization ventilation hole and cabling channel mounting hole.In this way, modularization ventilation hole is arranged on intermediate bulkhead 15, when can reduce use
Temperature in low-voltage distribution cabinet；Cabling channel mounting hole is set on intermediate bulkhead 15, may make the fixed indoor cabling of separation whole
Together, so that it is beautiful and tidy in power distribution cabinet, it is convenient for subsequent maintenance.Preferably, the both ends of intermediate bulkhead 15 are mounted in left comer plate
111 and right corner plate 121 on.In this way, the mounting stability of intermediate bulkhead 15 can be improved, and then low-voltage distribution cabinet of the present invention can be improved
Structural strength.In actual production assembling, intermediate bulkhead 15 is fixed on left plate 11 and right side plate using screw
Between 12.
Plug bracket 16 is fixed on right side plate 12, for installing pluggable secondary control circuit board 35.Preferably,
As shown in figure 4, the top of plug bracket 16 is provided with card slot 161, lower part is provided with lower bayonet slot 162, upper card slot 161 and lower card
Slot 162 is parallel to each other and notch is opposite.In this way, when dismounting pluggable secondary control circuit board 35, it can be directly by pluggable two
Secondary control wiring board 35 is inserted into upper and lower card slot or extracts out of upper and lower card slot, realizes pluggable secondary control circuit board 35
Separate indoor plug installation fixation fixed, and convenient to disassembly.Preferably, plug bracket 16 plug end be provided with
Upper card slot 161 and the vertical baffle 163 of lower bayonet slot 162, and the baffle 163 blocks the end of card slot 161 and lower bayonet slot 162.
In this way, blocking pluggable two using baffle 163 after being installed to pluggable secondary control circuit board 35 on plug bracket 16
Secondary control wiring board 35 avoids pluggable secondary control circuit board 35 from falling off from plug bracket 16.In addition, in low-voltage distribution cabinet
The middle pluggable secondary control circuit board 35 of setting, can largely reduce the direct setting up time in cabinet, improve life
Efficiency is produced, and realizes the interchangeability of the secondary control route of identical separating element.Preferably, baffle 163 can be riveted on slotting
It pulls out on bracket 16.
Preceding crosspiece 17 is fixed on column of cabinet body 22 and sticks on cabinet door when the cabinet door of low-voltage distribution cabinet 21 is closed
On 21 inner wall.Preferably, the cross section of preceding crosspiece 17 is U-shaped structure, and when the cabinet door of low-voltage distribution cabinet 21 is closed, preceding cross
Sealing strip palette in shelves 17 on the upper edge 171 and lower edge 172 and 21 inner wall of cabinet door of U-shaped structure.In this way, can be improved
Leakproofness between fixed compartment and 21 inner wall of cabinet door, and then improve the degree of protection of low-voltage distribution cabinet of the present invention.
In addition, the column of cabinet body 22 of low-voltage distribution cabinet of the present invention is made of prestige Figure 16 folded section.Due to prestige Figure 16 folded section
On be provided with through-hole of different shapes, facilitate the installation of the components such as side plate, gusset and preceding crosspiece to fix, can further improve this hair
The production and assembly efficiency of bright low-voltage distribution cabinet.
The left plate in fixation compartment, right side plate in such low-voltage distribution cabinet can be fixed on cabinet by screw
On body column, primary element mounting plate holding is in the modularization fixation hole on left plate and right side plate, current transformer bent plate
It can be mounted on by screw in the installation fixation hole on primary element mounting plate, intermediate bulkhead and plug bracket can be pacified by screw
Dress is fixed in fixed compartment and is fixed on side plate.It can be seen that the fixation point in low-voltage distribution cabinet proposed by the present invention
Compartment is easy to assembly, and then the production and assembly efficiency of low-voltage distribution cabinet can be improved.Modularization ventilation hole is equipped on intermediate bulkhead,
Temperature when can reduce use in low-voltage distribution cabinet；It is equipped with cabling channel mounting hole on intermediate bulkhead, may make fixed compartment
Interior cabling is neat, so that it is beautiful and tidy in power distribution cabinet, it is convenient for subsequent maintenance；Plug bracket is provided on right side plate,
For installing pluggable secondary control circuit board, facilitates installation and maintenance, greatly shorten the repair time.To sum up, of the invention
Low-voltage distribution cabinet is simple, and production and assembly are convenient, and internal structure standardization level is high, repair and maintenance it is highly-safe.
Claims (8)
1. a kind of low-voltage distribution cabinet, which is characterized in that be provided with the fixation point being mounted on column of cabinet body in the low-voltage distribution cabinet
Compartment, the fixation compartment include left plate, right side plate, primary element mounting plate, current transformer bent plate, intermediate bulkhead and insert
Bracket is pulled out, the left plate state in a vertical shape is mounted on the column of cabinet body on the left of the cabinet door of the low-voltage distribution cabinet, institute
It states on the column of cabinet body that right side plate is mounted on the right side of the cabinet door and and parallel, the left plate and institute opposite with the left plate
It states corresponding position on right side plate and is provided with modularization fixation hole；The primary element mounting plate is located at the left plate and institute
It states between right side plate and both ends holding is in the modularization fixation hole, be provided with secondary threading on the primary element mounting plate
Hole and installation fixation hole；The current transformer bent plate is mounted in the installation fixation hole on the primary element mounting plate, and
The current transformer bent plate is located at the side that the primary element mounting plate deviates from the cabinet door；The intermediate bulkhead is located at institute
State it is between left plate and the right side plate and vertical with the column of cabinet body, and the intermediate bulkhead be equipped with modularization ventilation hole
And cabling channel mounting hole；The plug bracket is fixed on the right side plate, for installing pluggable secondary control route
Plate.
2. low-voltage distribution cabinet according to claim 1, which is characterized in that left comer plate is provided on the downside of the left plate,
Right corner plate is provided on the downside of the right side plate, and the left comer plate and the right corner plate are in be oppositely arranged and can support in described
Spacing board.
3. low-voltage distribution cabinet according to claim 2, which is characterized in that gusset fixation hole on the left comer plate with it is described
The mounting hole superposition of left plate lower part is opposite, and the mounting hole of gusset fixation hole and the right side plate lower part on the right corner plate is folded
Add opposite.
4. low-voltage distribution cabinet described in any one of -3 according to claim 1, which is characterized in that the top of the plug bracket
It is provided with card slot, lower part is provided with lower bayonet slot, and the upper card slot and the lower bayonet slot are parallel to each other and notch is opposite.
5. low-voltage distribution cabinet according to claim 4, which is characterized in that the plug end of the plug bracket is provided with and institute
The vertical baffle of card slot is stated, and the baffle blocks the end of the upper card slot and the lower bayonet slot.
6. low-voltage distribution cabinet described in any one of -3 according to claim 1, which is characterized in that the fixed compartment also wraps
Preceding crosspiece is included, which is fixed on the column of cabinet body and sticks on when the cabinet door of the low-voltage distribution cabinet is closed
On the inner wall of the cabinet door.
7. low-voltage distribution cabinet according to claim 6, which is characterized in that the cross section of the preceding crosspiece is U-shaped structure, and
When the cabinet door of the low-voltage distribution cabinet is closed, in the preceding crosspiece in the upper edge and lower edge and the cabinet door of U-shaped structure
Sealing strip palette on wall.
8. low-voltage distribution cabinet described in any one of -3 according to claim 1, which is characterized in that the cabinet of the low-voltage distribution cabinet
Body column is made of prestige Figure 16 folded section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811165466.1A CN109378741A (en) | 2018-09-29 | 2018-09-29 | A kind of low-voltage distribution cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811165466.1A CN109378741A (en) | 2018-09-29 | 2018-09-29 | A kind of low-voltage distribution cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109378741A true CN109378741A (en) | 2019-02-22 |
Family
ID=65403671
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811165466.1A Pending CN109378741A (en) | 2018-09-29 | 2018-09-29 | A kind of low-voltage distribution cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109378741A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117712897A (en) * | 2024-02-02 | 2024-03-15 | 深圳市利业机电设备有限公司 | Negative control terminal cabinet |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201130822Y (en) * | 2007-12-19 | 2008-10-08 | 川开电气有限公司 | Fixed compartment for low voltage cuffing switching equipment and control equipment |
| CN101702491A (en) * | 2009-11-09 | 2010-05-05 | 上海中电智能自动化有限公司 | Pluggable secondary control system component and connected fixed separation type low-voltage switchgear assembly |
| CN208890189U (en) * | 2018-09-29 | 2019-05-21 | 上海电器厂实业有限公司 | A kind of low-voltage distribution cabinet |
-
2018
- 2018-09-29 CN CN201811165466.1A patent/CN109378741A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201130822Y (en) * | 2007-12-19 | 2008-10-08 | 川开电气有限公司 | Fixed compartment for low voltage cuffing switching equipment and control equipment |
| CN101702491A (en) * | 2009-11-09 | 2010-05-05 | 上海中电智能自动化有限公司 | Pluggable secondary control system component and connected fixed separation type low-voltage switchgear assembly |
| CN208890189U (en) * | 2018-09-29 | 2019-05-21 | 上海电器厂实业有限公司 | A kind of low-voltage distribution cabinet |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117712897A (en) * | 2024-02-02 | 2024-03-15 | 深圳市利业机电设备有限公司 | Negative control terminal cabinet |
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