CN113497417A - Distribution box - Google Patents
Distribution box Download PDFInfo
- Publication number
- CN113497417A CN113497417A CN202010256825.5A CN202010256825A CN113497417A CN 113497417 A CN113497417 A CN 113497417A CN 202010256825 A CN202010256825 A CN 202010256825A CN 113497417 A CN113497417 A CN 113497417A
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- China
- Prior art keywords
- circuit board
- supporting plate
- distribution box
- wire
- wire group
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- 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.)
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- 239000000758 substrate Substances 0.000 claims abstract description 20
- 238000009434 installation Methods 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 2
- 238000012423 maintenance Methods 0.000 abstract description 13
- 238000000034 method Methods 0.000 abstract description 8
- 230000000694 effects Effects 0.000 abstract description 5
- 238000004804 winding Methods 0.000 abstract description 5
- 230000009471 action Effects 0.000 description 5
- 230000008569 process Effects 0.000 description 4
- 230000001681 protective effect Effects 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005465 channeling Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009429 electrical wiring Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/46—Boxes; Parts thereof or accessories therefor
- H02B1/48—Mounting of devices therein
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Insertion, Bundling And Securing Of Wires For Electric Apparatuses (AREA)
Abstract
The invention relates to the technical field of power systems, in particular to a distribution box, which comprises a supporting plate, a base plate and a wire group, wherein the supporting plate divides an inner cavity of a distribution box body into a plurality of independent cavities; the circuit board and the substrate are slid outwards until the circuit board is completely separated from the upper surface of the supporting plate, the circuit board is turned downwards by 90 degrees, so that components on the circuit board completely face the opening side of the distribution box, maintenance personnel can maintain and overhaul the circuit board conveniently, the circuit board can be flexibly and conveniently restored to the original position after the maintenance is finished, and the maintenance workload is greatly reduced; the second guiding roller component is convenient for guiding the wire group, and prevents the wire from winding when sliding along the circuit board; the wire group can play the effect of protection wire, prevents that the wire from receiving too big tension force and damaging at the outside in-process that removes of circuit board.
Description
Technical Field
The invention relates to the technical field of power systems, in particular to a distribution box.
Background
The distribution box is a low-voltage distribution device formed by assembling switch equipment, measuring instruments, protective electrical appliances and auxiliary equipment in a closed or semi-closed metal cabinet or on a screen according to the electrical wiring requirement. In normal operation, the circuit can be switched on or off by means of a manual or automatic switch. When the fault or abnormal operation occurs, the circuit is cut off or an alarm is given by the aid of the protective electric appliance. The measuring instrument can display various parameters in operation, and can also adjust some electrical parameters to prompt or send out signals for deviation from normal working state. It is commonly used in various power generation, distribution and transformation substations.
Then block terminal among the prior art has certain defect in the in-service use, for example:
in order to realize various functions of circuit control and protection, a distribution box is often provided with a plurality of circuit boards with larger areas, and the circuit boards are provided with a plurality of components; correspondingly, the volume of the distribution box is also larger; when components on the circuit board are damaged, the whole circuit board is often required to be dismantled due to the difficulty in maintenance caused by space limitation, and the workload is large.
Disclosure of Invention
The invention aims to provide a distribution box, which is used for solving the problems that the distribution box is difficult to maintain and the maintenance workload is overlarge in the prior art.
In order to achieve the purpose, the invention provides the following technical scheme: the distribution box comprises a distribution box body, a circuit board is arranged in an inner cavity of the distribution box body, and the distribution box further comprises a supporting plate, a base plate and a wire group, wherein the supporting plate is horizontally and fixedly connected to the inner wall of the distribution box body, and the positions, close to two sides, of the lower surface of the circuit board are in sliding clamping connection with the positions, close to two sides, of the upper surface of the supporting plate;
the positions, close to the two sides, of the lower surface of the substrate are in sliding clamping connection with the positions, close to the two sides, of the upper surface of the supporting plate, the sliding direction of the substrate on the supporting plate is consistent with the sliding direction of the circuit board on the supporting plate, the back surface of the circuit board is rotatably connected with the front surface of the substrate, and a rotating shaft at the rotating connection position is horizontally vertical to the sliding direction of the circuit board on the supporting plate;
the outer end of the wire group is fixedly connected with the inner end of the upper surface of the circuit board, the inner end of the wire group is fixedly connected with the inner end of the inner wall of the distribution box body, and the wire group comprises a plurality of wires for electric signal connection;
the upper surface of base plate is provided with second direction roller bearing subassembly, second direction roller bearing subassembly rotates the installation roller bearing by on the ear seat and constitutes, and second direction roller bearing subassembly is used for adjusting to the wire group.
Preferably, the backup pad includes first spout and second spout, first spout and second spout set up respectively the backup pad upper surface be close to both sides position, the axis of first spout and second spout is parallel to each other, the lower surface of circuit board pass through fixed connection's guide rail with first spout slip joint, the base plate lower surface pass through fixed connection's guide rail with second spout slip joint.
Preferably, the first sliding groove is a through groove with openings at two ends, and the outer end of the second sliding groove is of a closed structure.
Preferably, the supporting plate further comprises a supporting roller, the supporting roller is rotatably mounted on the upper surface of the supporting plate close to the front surface, the top end of the supporting roller is in contact with the lower surface of the circuit board, and the axis of the supporting roller is perpendicular to the first sliding groove.
Preferably, the supporting plate further comprises a limiting block, the limiting block is rotatably installed at a position, close to the outer end of the first sliding groove, of the front face of the supporting plate, and the rotating radius of the limiting block is larger than the distance between the rotating circle center of the limiting block and the centroid of the outer end face of the first sliding groove.
Preferably, the top surface of block terminal body inner chamber and the lower surface of backup pad is installed first direction roller bearing subassembly respectively, the outer end of wire group is walked around in proper order first direction roller bearing subassembly with behind the second direction roller bearing subassembly with the inner end fixed connection of circuit board upper surface.
Preferably, the wire group still includes sideband and median, the quantity of sideband is two, median equidistance fixed connection is in the inboard of two sidebands, the wire runs through in proper order respectively the side of median, just the wire respectively with sideband parallel arrangement, sideband and median are the inelastic soft rubber material, the wire with the department of running through of median is interference fit.
Compared with the prior art, the invention has the beneficial effects that:
1. the inner cavity of the distribution box body is divided into a plurality of independent cavities by the supporting plate, the upper surface of the supporting plate is sequentially connected with the base plate and the circuit board in a sliding and clamping mode from inside to outside, the inner end of the circuit board is rotatably connected with the front surface of the base plate, when components on the circuit board need to be maintained, the circuit board and the base plate slide outwards, when the circuit board is completely separated from the upper surface of the supporting plate, the circuit board can be downwards overturned by 90 degrees by taking a rotating connecting shaft of the circuit board and the base plate as an axis, so that the components on the circuit board completely face the door opening side of the distribution box, and maintenance personnel can conveniently maintain and overhaul the circuit board; after the maintenance is finished, the circuit board can be flexibly and conveniently restored to the original position, and the maintenance workload is greatly reduced.
2. The second guiding rolling shaft assembly is arranged on the upper surface of the substrate, so that the guide of the wire group is facilitated, and the winding phenomenon of the wires when the wires slide along with the circuit board is prevented; in addition, the wire group can play a role in protecting the wires, and the wires are prevented from being damaged due to overlarge tension force in the process of moving outwards along with the circuit board.
Drawings
FIG. 1 is a schematic side view of the present invention;
FIG. 2 is a schematic overall front view of the present invention;
FIG. 3 is a schematic top view of the support plate of the present invention;
FIG. 4 is an enlarged schematic view of FIG. 1 at A according to the present invention;
FIG. 5 is an enlarged view of the structure of FIG. 2 at B according to the present invention;
FIG. 6 is an enlarged view of the structure of FIG. 2 at C;
fig. 7 is a schematic cross-sectional view of a lead set according to the present invention.
In the figure: 1-a distribution box body; 11-a first guiding roller assembly; 2-a support plate; 21-a first runner; 22-a second chute; 23-carrying rollers; 24-a stopper; 3-a circuit board; 4-a substrate; 41-a second guiding roller assembly; 5-a wire group; 51-sideband; 52-intermediate band; 53-conducting wire.
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. 1-7, the present invention provides a technical solution: a distribution box comprises a distribution box body 1, wherein a circuit board 3 is arranged in an inner cavity of the distribution box body 1, and the distribution box further comprises a supporting plate 2, a base plate 4 and a wire group 5, wherein the supporting plate 2 is horizontally and fixedly connected to the inner wall of the distribution box body 1, and the positions, close to two sides, of the lower surface of the circuit board 3 are in sliding clamping connection with the positions, close to two sides, of the upper surface of the supporting plate 2;
wherein, the upper surface that is close to both sides position and backup pad 2 of base plate 4 lower surface is close to both sides position slip joint, the slip direction of base plate 4 in backup pad 2 is unanimous with the slip direction of circuit board 3 in backup pad 2, the back of circuit board 3 rotates with the front of base plate 4 to be connected, and the pivot level perpendicular to circuit board 3 slip direction in backup pad 2 of rotating the junction, the outer end fixed connection of wire group 5 is at the inner end of circuit board 3 upper surface, and the inner end of wire group 5 and the inner wall inner end fixed connection of block terminal body 1, wire group 5 includes a plurality of wires 53 that are used for signal of telecommunication to connect, the upper surface of base plate 4 is provided with second direction roller bearing subassembly 41, second direction roller bearing subassembly 41 rotates the installation roller bearing by the ear seat and constitutes, and second direction roller bearing subassembly 41 is used for turning to wire group 5.
In conclusion, when components on the circuit board 3 need to be maintained, the circuit board 3 and the substrate 4 slide outwards along the upper surface of the supporting plate 2, when the circuit board 3 is completely separated from the upper surface of the supporting plate 2, the circuit board 3 can be turned downwards by 90 degrees by taking a rotating connecting shaft of the circuit board 3 and the substrate 4 as an axis, so that the components on the circuit board 3 completely face the door opening side of the distribution box body 1, maintenance personnel can conveniently maintain and overhaul the circuit board 3, the circuit board 3 can be flexibly and conveniently restored to the original position after the maintenance is finished, and the maintenance workload is greatly reduced; the second guiding roller assembly 41 is convenient for guiding the wire group 5, and prevents the wire 53 from winding when sliding along the circuit board 3; in addition, the wire group 5 can protect the wires 53, and prevent the wires 53 from being damaged due to excessive tensile force in the process of moving outwards along with the circuit board 3.
In this embodiment, the supporting plate 2 includes a first sliding groove 21 and a second sliding groove 22, the first sliding groove 21 and the second sliding groove 22 are respectively disposed at positions close to two sides of the upper surface of the supporting plate 2, axes of the first sliding groove 21 and the second sliding groove 22 are parallel to each other, the lower surface of the circuit board 3 is slidably clamped with the first sliding groove 21 through a fixedly connected guide rail, the lower surface of the substrate 4 is slidably clamped with the second sliding groove 22 through a fixedly connected guide rail, the first sliding groove 21 is a through groove with openings at two ends, the outer end of the second sliding groove 22 is a closed structure, the circuit board 3 slides along the first sliding groove 21 to realize outward movement, and the substrate 4 synchronously slides outward along the second sliding groove 22 under the drawing action of the circuit board 3; because the outer end of the second chute 22 is of a closed structure, the positioning of the substrate 4 is realized, that is, when the substrate 4 slides to the closed limit position of the outer end of the second chute 22, the circuit board 3 is just completely separated from the upper surface of the supporting plate 2, so that the circuit board 3 is turned downwards.
In this embodiment, the backup pad 2 still includes bearing roller 23, bearing roller 23 rotates and installs being close to openly department at backup pad 2 upper surface, the top of bearing roller 23 and the lower surface contact of circuit board 3, the axis and the first spout 21 mutually perpendicular of bearing roller 23, the central position of backup pad 2 upper surface is provided with groove structure, in order to reduce the frictional resistance between backup pad 2 upper surface and circuit board 3 and the 4 lower surfaces of base plate, through the rolling effect of bearing roller 23, when making circuit board 3 and 4 contact bearing roller 23 tops of base plate, can be outside gliding more smooth and easy.
In this embodiment, the supporting plate 2 further includes a limiting block 24, the limiting block 24 is rotatably installed at a position, close to the outer end of the first sliding groove 21, on the front surface of the supporting plate 2, the rotating radius of the limiting block 24 is larger than the distance between the rotating circle center and the outer end face centroid of the first sliding groove 21, when the original position of the circuit board 3 is restored, the limiting block 24 is rotated to seal the outer end of the first sliding groove 21, and the effect of limiting the circuit board 3 from channeling outwards is achieved.
In this embodiment, first direction roller bearing subassembly 11 is installed respectively to the top surface of block terminal body 1 inner chamber and the lower surface of backup pad 2, the outer end of wire group 5 in proper order around first direction roller bearing subassembly 11 and second direction roller bearing subassembly 41 back and the inner end fixed connection of circuit board 3 upper surface, the outside gliding in-process of circuit board 3 and base plate 4, wire group 5 is through the guide effect of first direction roller bearing subassembly 11 and second direction roller bearing subassembly 41, can avoid wire group 5 to take place winding phenomenon.
In this embodiment, the wire group 5 further includes two side bands 51 and two middle bands 52, the number of the side bands 51 is two, the middle bands 52 are fixedly connected to the inner sides of the two side bands 51 at equal intervals, the wires 53 respectively penetrate through the side surfaces of the middle bands 52 in sequence, the wires 53 are respectively arranged in parallel with the side bands 51, the side bands 51 and the middle bands 52 are made of non-elastic soft rubber, and the penetrating positions of the wires 53 and the middle bands 52 are in interference fit.
The working principle is as follows: when the components on the circuit board 3 need to be maintained, the limiting block 24 is firstly rotated to separate the sealing action on the outer end of the first sliding chute 21; sliding the circuit board 3 with the substrate 4 outwardly along the upper surface of the support plate 2; when the circuit board 3 and the substrate 4 slide outwards, the first guiding roller component 11 and the second guiding roller component 41 guide the wire group 5, so that the wire group 5 is prevented from winding, the side belt 51 and the middle belt 52 in the wire group 5 play a role in protecting the wire 53, and when the wire group 5 moves along with the circuit board 3 and the substrate 4, the side belt 51 bears tensile force, so that the wire 53 is prevented from being damaged by overlarge tensile force; when the substrate 4 slides to the closed limit position of the outer end of the second chute 22, the circuit board 3 is just completely separated from the first chute 21 on the upper surface of the support plate 2; the circuit board 3 is turned over downwards by 90 degrees by taking a rotating connecting shaft of the circuit board 3 and the base plate 4 as an axis, so that components on the circuit board 3 completely face the opening side of the distribution box body 1, and maintenance personnel can maintain and overhaul the circuit board conveniently; after the maintenance, the base plate 4 and the circuit board 3 move to the inside of the distribution box body 1 along the second sliding groove 22 and the first sliding groove 21 respectively, and finally the limiting block 24 is rotated to block the outer end of the first sliding groove 21, so that the effect of limiting the outward movement of the circuit board 3 is achieved.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
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 (7)
1. The utility model provides a distribution box, includes distribution box body (1), the inner chamber of distribution box body (1) is provided with circuit board (3), its characterized in that still includes:
a support plate (2);
substrate (4) and
the wire group (5), the supporting plate (2) is horizontally and fixedly connected to the inner wall of the distribution box body (1), and the positions, close to the two sides, of the lower surface of the circuit board (3) are in sliding clamping connection with the positions, close to the two sides, of the upper surface of the supporting plate (2);
the positions, close to two sides, of the lower surface of the substrate (4) are in sliding clamping connection with the positions, close to two sides, of the upper surface of the supporting plate (2), the sliding direction of the substrate (4) on the supporting plate (2) is consistent with the sliding direction of the circuit board (3) on the supporting plate (2), the back surface of the circuit board (3) is rotatably connected with the front surface of the substrate (4), and a rotating shaft at the rotating connection position is horizontally vertical to the sliding direction of the circuit board (3) on the supporting plate (2);
the outer end of the wire group (5) is fixedly connected to the inner end of the upper surface of the circuit board (3), the inner end of the wire group (5) is fixedly connected with the inner end of the inner wall of the distribution box body (1), and the wire group (5) comprises a plurality of wires (53) for electric signal connection;
the upper surface of base plate (4) is provided with second direction roller bearing subassembly (41), second direction roller bearing subassembly (41) rotate the installation roller bearing by the ear seat and constitute, and second direction roller bearing subassembly (41) are used for adjusting to wire group (5).
2. An electric box according to claim 1, characterized in that said supporting plate (2) comprises:
a first chute (21) and
second spout (22), first spout (21) and second spout (22) set up respectively be close to both sides position of backup pad (2) upper surface, the axis of first spout (21) and second spout (22) is parallel to each other, the lower surface of circuit board (3) pass through fixed connection's guide rail with first spout (21) slip joint, base plate (4) lower surface pass through fixed connection's guide rail with second spout (22) slip joint.
3. The electrical box of claim 2, wherein: the first sliding groove (21) is a through groove with two open ends, and the outer end of the second sliding groove (22) is of a closed structure.
4. An electric box according to claim 2, characterized in that said supporting plate (2) further comprises:
the supporting roller (23) is rotatably mounted on the position, close to the front face, of the upper surface of the supporting plate (2), the top end of the supporting roller (23) is in contact with the lower surface of the circuit board (3), and the axis of the supporting roller (23) is perpendicular to the first sliding groove (21).
5. Electrical distribution box according to claim 4, characterized in that said supporting plate (2) further comprises:
the limiting block (24) is rotatably installed at the position, close to the outer end of the first sliding groove (21), of the front face of the supporting plate (2), and the rotating radius of the limiting block (24) is larger than the distance between the rotating circle center of the limiting block and the outer end face centroid of the first sliding groove (21).
6. The electrical box of claim 1, wherein: the top surface of block terminal body (1) inner chamber and first direction roller bearing subassembly (11) are installed respectively to the lower surface of backup pad (2), the outer end of wire group (5) is walked around in proper order first direction roller bearing subassembly (11) with behind the second direction roller bearing subassembly (41) with the inner end fixed connection of circuit board (3) upper surface.
7. An electric box according to claim 1, wherein said group of wires (5) further comprises:
an edge band (51) and
middle area (52), the quantity of sideband (51) is two, middle area (52) equidistance fixed connection is in the inboard of two sideband (51), wire (53) run through in proper order respectively the side of middle area (52), just wire (53) respectively with sideband (51) parallel arrangement, sideband (51) and middle area (52) are the soft rubber material of non-elastic, wire (53) with the department of running through of middle area (52) is interference fit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010256825.5A CN113497417A (en) | 2020-04-02 | 2020-04-02 | Distribution box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010256825.5A CN113497417A (en) | 2020-04-02 | 2020-04-02 | Distribution box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113497417A true CN113497417A (en) | 2021-10-12 |
Family
ID=77994558
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010256825.5A Pending CN113497417A (en) | 2020-04-02 | 2020-04-02 | Distribution box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113497417A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114025553A (en) * | 2021-11-01 | 2022-02-08 | 深圳数影科技有限公司 | Electric box |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19643417A1 (en) * | 1996-10-22 | 1998-04-23 | Ruhrkohle Ag | Arrangement for holding circuit breakers in compact stations in mines and tunnels |
| CN204216429U (en) * | 2014-12-06 | 2015-03-18 | 东瑞电气有限公司 | A kind of regulator cubicle easy to maintenance |
| CN107093852A (en) * | 2016-11-28 | 2017-08-25 | 诸暨市基麦罗进出口有限公司 | A kind of novel electric power switch cubicle |
| CN207855358U (en) * | 2017-09-13 | 2018-09-14 | 广州市新誉工程咨询有限公司 | Project cost file cabinet |
| CN208908294U (en) * | 2018-11-22 | 2019-05-28 | 福州建电成套设备有限公司 | A kind of switchgear bus cable device |
| CN209219532U (en) * | 2018-07-18 | 2019-08-09 | 北方联创通信有限公司 | Convertible loading supporting plate for cabinet installation |
| CN110336195A (en) * | 2019-08-01 | 2019-10-15 | 张文波 | A kind of power distribution cabinet easy to repair |
| CN209768018U (en) * | 2019-02-26 | 2019-12-10 | 天津盛安泰信息咨询服务有限公司 | Outdoor communication machine case |
-
2020
- 2020-04-02 CN CN202010256825.5A patent/CN113497417A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19643417A1 (en) * | 1996-10-22 | 1998-04-23 | Ruhrkohle Ag | Arrangement for holding circuit breakers in compact stations in mines and tunnels |
| CN204216429U (en) * | 2014-12-06 | 2015-03-18 | 东瑞电气有限公司 | A kind of regulator cubicle easy to maintenance |
| CN107093852A (en) * | 2016-11-28 | 2017-08-25 | 诸暨市基麦罗进出口有限公司 | A kind of novel electric power switch cubicle |
| CN207855358U (en) * | 2017-09-13 | 2018-09-14 | 广州市新誉工程咨询有限公司 | Project cost file cabinet |
| CN209219532U (en) * | 2018-07-18 | 2019-08-09 | 北方联创通信有限公司 | Convertible loading supporting plate for cabinet installation |
| CN208908294U (en) * | 2018-11-22 | 2019-05-28 | 福州建电成套设备有限公司 | A kind of switchgear bus cable device |
| CN209768018U (en) * | 2019-02-26 | 2019-12-10 | 天津盛安泰信息咨询服务有限公司 | Outdoor communication machine case |
| CN110336195A (en) * | 2019-08-01 | 2019-10-15 | 张文波 | A kind of power distribution cabinet easy to repair |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114025553A (en) * | 2021-11-01 | 2022-02-08 | 深圳数影科技有限公司 | Electric box |
| CN114025553B (en) * | 2021-11-01 | 2023-09-26 | 深圳数影科技有限公司 | Electric box |
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