CN220066409U - Heavy-current box-type fixed metal-enclosed switchgear - Google Patents
Heavy-current box-type fixed metal-enclosed switchgear Download PDFInfo
- Publication number
- CN220066409U CN220066409U CN202320942254.XU CN202320942254U CN220066409U CN 220066409 U CN220066409 U CN 220066409U CN 202320942254 U CN202320942254 U CN 202320942254U CN 220066409 U CN220066409 U CN 220066409U
- Authority
- CN
- China
- Prior art keywords
- support
- supporting
- frame
- bodies
- beams
- 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.)
- Active
Links
- 238000009434 installation Methods 0.000 claims description 47
- 239000002184 metal Substances 0.000 claims description 9
- 230000001681 protective effect Effects 0.000 claims description 3
- 230000006872 improvement Effects 0.000 description 9
- 229910000831 Steel Inorganic materials 0.000 description 4
- 239000012212 insulator Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 239000010959 steel Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Abstract
The utility model discloses a heavy-current box type fixed metal-enclosed switchgear which comprises a frame, wherein a plurality of supporting beams and a plurality of supporting bodies are arranged on the frame, the supporting beams are suitable for being mutually matched on the frame to form at least one supporting layer, supporting grooves are formed in the supporting beams, the end parts of the supporting bodies are suitable for being inserted and fixed into the supporting grooves, the two ends of the supporting bodies are suitable for being respectively inserted and matched with the supporting beams on the two sides of the same supporting layer to form supporting positions, and the supporting positions are suitable for installing and supporting electric components.
Description
Technical Field
The utility model relates to the technical field of power equipment, in particular to high-current box-type fixed metal closed switch equipment.
Background
The existing high-voltage complete switch equipment in the current market is various in variety, the high-voltage complete switch equipment has different levels of products, and the structural design concept of the high-voltage complete switch equipment is insufficient to meet the current market requirements along with the integral development of the high-voltage electrical appliance complete product industry and the continuous demands of the market in recent years. In order to meet the continuously improved demands of users and standardize product design, the vitality of high-voltage cabinet products is improved, the upgrading and the updating of the products are made, and the product level of the high-voltage complete equipment is comprehensively and perfectly improved aiming at the continuously emerging new technology and new technology in the current market so as to meet the rapidly developed market demands, and the main body supporting structure of the original fixed complete switch cabinet structure is generally formed by bending and welding steel plates.
However, the existing switchgear has the following drawbacks: the switch cabinet can only bear the scheme of low current because of cabinet body structural strength problem, and each scheme needs to adopt different cabinet body frames in addition, and when adopting the heavy current, the cabinet body structure deformation is easily caused because of excessive weights such as components and parts, busbar, etc., appears the phenomenon such as busbar whereabouts.
Disclosure of Invention
The utility model aims to provide a high-current box-type fixed metal closed switch device which is high in structural strength, good in support and high in applicability.
In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a fixed metal-enclosed switchgear of heavy current box, includes the frame, be provided with many supporting beams and many supporter on the frame, the supporting beams is suitable for mutually supporting form at least one supporting layer on the frame, the supporting slot has been seted up on the supporting beams, the tip of supporter is suitable for pegging graft and is fixed to in the supporting slot, the both ends of supporter are suitable for respectively with same both sides on the supporting layer thereby support the position is formed in the cooperation of supporting beams pegging graft, thereby be suitable for installation and support electric components and parts on the position.
As an improvement, the support position comprises a first installation position, a support plate is embedded in the first installation position, the periphery of the support plate is detachably connected with the first installation position, an installation hole site is formed in the support plate, and the installation hole site is suitable for fixing electric components.
As an improvement, the first installation position comprises two supporting bodies, the two supporting bodies are parallel to each other, two ends of the two supporting bodies are respectively matched with the supporting cross beams with two sides on the same supporting layer in an inserting manner, and the supporting bodies are provided with connecting hole sites for being matched and connected with the supporting plates; the support body is provided with support grooves, the two support bodies respectively face the outer sides of the first installation positions, and the connecting hole positions are arranged in the support grooves of the support body.
As an improvement, the support position comprises a second installation position, the second installation position comprises four support bodies, the four support bodies are respectively parallel to each other in pairs, two ends of each support body are respectively matched with the support cross beams with two sides on the same support layer in an inserting manner, and the other two support bodies are transversely arranged between the upper two support bodies; the four supporting bodies are provided with the supporting grooves, and the supporting grooves of the four supporting bodies face to the outer sides of the second installation positions respectively.
As an improvement, the supporting position comprises a third installation position, the third installation position comprises a supporting body, two ends of the supporting body are in plug-in fit with the supporting cross beams with two sides on the same supporting layer, at least one first fixing hole site is formed in the supporting body, and the first fixing hole site is suitable for connecting and fixing electric components; the support body is provided with the support groove, the support groove faces to the bottom of the frame, and the first fixing hole is formed in the support groove.
As an improvement, the supporting layer comprises a first layered layer and a second layered layer, and supporting longitudinal beams are arranged among the frame, the first layered layer and the second layered layer; the support longitudinal beam is provided with the support groove, and one side of the support groove of the support longitudinal beam faces the inside of the frame.
As an improvement, the top of frame is provided with at least one the supporter, the both ends of supporter with the frame grafting cooperation, seted up on the supporter the supporting slot, the supporter the supporting slot orientation of supporter frame one side, at least one first fixed hole site and at least one second fixed hole site have been seted up respectively to the upper and lower both sides of supporter, first fixed hole site is suitable for connecting fixed electrical components and parts, the fixed hole site of second is suitable for connecting fixed top shrouding.
As an improvement, the bottom of the frame is provided with a bottom surface cross beam, a protective net is arranged between the bottom surface cross beams, at least one first fixing hole site is formed in the upper portion of the bottom surface cross beam, and the first fixing hole site is suitable for being connected with and fixing electrical components.
As an improvement, the frame comprises a plurality of support girders, the support grooves are formed in the support girders, a cabinet door capable of being opened in a rotating mode is arranged on one side of the frame, lifting hooks are arranged at the top of the frame, and the lifting hooks are distributed at four corners of the frame.
Compared with the prior art, the utility model has the beneficial effects that: this switchgear is through optimizing and improving frame and inside bearing structure, makes holistic structural strength obtain increasing, and cabinet body intensity is guaranteed to some extent, can prevent that cabinet body structure from taking place to warp to make frame construction can be applicable to all schemes, all can play better support firm effect to schemes such as heavy current and undercurrent, bearing structure after the improvement has strengthened the bearing strength of female row, prevents that female row from overweight leading to the whereabouts, promotes structural stability.
Drawings
FIG. 1 is a schematic view of the overall structure according to a preferred embodiment of the present utility model;
fig. 2 is a schematic view of a structure in which an electric component is mounted according to a preferred embodiment of the present utility model;
fig. 3 is a schematic view of a structure when a support plate of a first installation position is installed according to a preferred embodiment of the present utility model;
fig. 4 is a schematic view showing a structure in which a support plate of a first installation site is separated according to a preferred embodiment of the present utility model;
FIG. 5 is a schematic illustration of a second mounting location in accordance with a preferred embodiment of the present utility model;
FIG. 6 is a schematic structural view of a third mounting location according to a preferred embodiment of the present utility model;
FIG. 7 is a schematic view of the structure of the top of the frame according to a preferred embodiment of the present utility model;
fig. 8 is a schematic view of the structure of the bottom of the frame according to a preferred embodiment of the present utility model.
In the figure: 1. a frame; 11. supporting a main girder; 12. a support beam; 13. supporting the longitudinal beam; 14. a bottom surface cross beam; 15. a cabinet door; 16. a lifting hook; 17. a protective net; 3. a support body; 31. connecting hole sites; 32. a first fixing hole; 33. a second fixing hole; 4. a support groove; 5. a support position; 51. a first mounting location; 511. a support plate; 5111. installing hole sites; 52. a second mounting location; 53. a third mounting location; 6. a transformer; 7. a circuit breaker; 8. an insulator.
Detailed Description
The present utility model will be further described with reference to the following specific embodiments, and it should be noted that, on the premise of no conflict, new embodiments may be formed by any combination of the embodiments or technical features described below.
In the description of the present utility model, it should be noted that, for the azimuth words such as terms "center", "lateral", "longitudinal", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc., the azimuth and positional relationships are based on the azimuth or positional relationships shown in the drawings, it is merely for convenience of describing the present utility model and simplifying the description, and it is not to be construed as limiting the specific scope of protection of the present utility model that the device or element referred to must have a specific azimuth configuration and operation.
It should be noted that the terms "first," "second," and the like in the description and in the claims are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order.
The terms "comprises" and "comprising," along with any variations thereof, in the description and claims, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
The utility model is further described below with reference to the accompanying drawings:
as shown in fig. 1 to 8, a preferred embodiment of the present utility model includes a frame 1, a plurality of support beams 12 and a plurality of support bodies 3 are disposed on the frame 1, the support beams 12 are adapted to cooperate with each other to form at least one support layer on the frame 1, and support grooves 4 are formed on the support beams 12, wherein each two support beams 12 are symmetrically disposed on two sides of the frame 1 and can be used as a support layer, and the number of layers of the support layer can be set according to the number and the disposition positions of electrical components such as a busbar, a transformer 6, a circuit breaker 7, an insulator 8, and the like, so as to achieve higher applicability and versatility.
The tip of support body 3 is suitable for pegging graft and is fixed to in supporting groove 4, support body 3 effectively promotes through cooperation welded form behind the grafting and supports the connection structural strength between crossbeam 12, can bear bigger weight and take place not to warp, thereby avoid the electric components and parts to take place the off-set whereabouts, thereby support position 5 is formed in the both ends of support body 3 be suitable for respectively with the supporting crossbeam 12 grafting cooperation of both sides on same supporting layer, can form a plurality of support positions 5 according to the quantity and the assembled mode of support body 3, be suitable for the installation and support electric components and parts on the support position 5, the support position 5 can set up in the different positions of different supporting layers in a flexible way, satisfy the installation and the support of all electric components and parts, realize higher suitability and commonality.
The support position 5 includes first installation position 51, the backup pad 511 has been put to first installation position 51 embedment, the backup pad 511 can dismantle with first installation position 51 all around and be connected, install the hole site 5111 has been seted up on the backup pad 511, install the hole site 5111 and be suitable for fixed electrical components and parts, first installation position 51 preferably sets up the mutual-inductor 6, can let the upper and lower both ends of mutual-inductor 6 be connected with different female arranging, can also play better supportability, the backup pad 511 of accessible replacement different quantity installation hole site 5111 realizes the support of different schemes, be convenient for change backup pad 511 because of mutual-inductor 6 size changes, promote efficiency.
The concrete setting form of first installation position 51 includes two support bodies 3, and two support bodies 3 are parallel to each other, and the both ends of two support bodies 3 are respectively with the both sides support crossbeam 12 grafting cooperation that is located same supporting layer, form basic interior bearing structure, offer on the support body 3 be used for with the connection hole site 31 of backup pad 511 cooperation connection, utilize connection hole site 31 can realize the detachable connection between support body 3 and the backup pad 511.
The supporting body 3 is provided with the supporting grooves 4, the supporting grooves 4 of the two supporting bodies 3 face the outer sides of the first installation positions 51 respectively, the connecting hole sites 31 are arranged in the supporting grooves 4 of the supporting bodies 3, the supporting grooves 4 can increase the structural strength of the supporting bodies 3, the supporting bodies 3 are prevented from being deformed, the connecting hole sites 31 are arranged in the supporting bodies 3 and can play a role in hiding the effect of connecting fasteners, the first installation positions 51 are enabled to be tidier and attractive, and meanwhile the fasteners and other devices are prevented from interfering.
The supporting position 5 comprises a second installation position 52, the second installation position 52 comprises four supporting bodies 3, the four supporting bodies 3 are respectively parallel to each other in pairs, two ends of the two supporting bodies 3 are respectively matched with the supporting beams 12 with two sides on the same supporting layer in a plugging manner, the other two supporting bodies 3 are transversely arranged between the two supporting bodies 3, the two supporting bodies 3 firstly form the second installation position 52, and the other two supporting bodies 3 are used for reinforcing the second supporting position 5, so that the second installation position 52 can bear electric components with larger weight and volume, such as a circuit breaker 7.
The supporting grooves 4 are formed in the four supporting bodies 3, the supporting grooves 4 of the four supporting bodies 3 face to the outer sides of the second installation positions 52 respectively, the supporting grooves 4 can increase the structural strength of the supporting bodies 3, and the supporting bodies 3 are prevented from deforming.
The support position 5 comprises a third installation position 53, the third installation position 53 comprises a support body 3, two ends of the support body 3 are in plug-in connection with the support beams 12, two sides of the support body are located on the same support layer, at least one first fixing hole 32 is formed in the support body 3, the first fixing hole 32 is suitable for being connected with and fixing electrical components, the third installation position 53 only needs one support body 3, installation is flexible, and the support can bear the electrical components with small weight and volume, such as an insulator 8.
The support body 3 is last to have seted up supporting groove 4, and supporting groove 4 is towards frame 1 bottom, and supporting groove 4 can increase the structural strength of support body 3, avoids support body 3 to take place to warp, and first fixed orifices 32 positions set up in supporting groove 4, and first fixed orifices 32 positions set up in support body 3 can play the effect of hiding the fastener of connecting usefulness.
The supporting layer includes first layering and second layering, and a plurality of supporting layers can adapt to the female row of different structures, are convenient for set up the position that supports the connection, are provided with between frame 1, first layering and the second layering and support longeron 13, can strengthen cabinet body strength, are convenient for bear the installation of more electric components and parts.
The support groove 4 is formed in the support longitudinal beam 13, the structural strength of the support longitudinal beam 13 can be increased through the support groove 4, the support longitudinal beam 13 is prevented from being deformed, one side of the support groove 4 of the support longitudinal beam 13 faces the inside of the frame 1, and the outer side face of the frame 1 is more integrally attractive.
The frame 1 includes a plurality of support girders 11, and support girders 11 combination forms square structure, has offered support groove 4 on the support girder 11, and support groove 4 can increase the structural strength who supports girder 11, avoids supporting girder 11 to take place to warp, and frame 1 one side is provided with rotatable cabinet door 15 of opening, and frame 1's top is provided with lifting hook 16, and lifting hook 16 distributes in frame 1's four corners for transport switch cabinet body.
As shown in fig. 7, at least one supporting body 3 is disposed at the top of the frame 1, at this time, the top of the frame 1 may also be regarded as a supporting layer, two ends of the supporting body 3 are in plug-in fit with the frame 1, a supporting slot 4 is formed on the supporting body 3, the supporting slot 4 of the supporting body 3 faces one side of the frame 1, at least one first fixing hole 32 and at least one second fixing hole 33 are formed on the upper and lower sides of the supporting body 3, the first fixing hole 32 is adapted to connect and fix electrical components and parts, the second fixing hole 33 is adapted to connect and fix a top sealing plate, and the first fixing hole 32 and the second fixing hole 33 are disposed by using the side structure of the supporting body 3, so that both sides can be connected, and the use of the connection structure is reduced.
As shown in fig. 8, the bottom of the frame 1 is provided with a bottom surface beam 14, a protection net 17 is arranged between the bottom surface beams 14, the protection net 17 is used for heat dissipation and protection, at least one first fixing hole 32 is arranged at the upper part of the bottom surface beam 14, and the first fixing hole 32 is suitable for connecting and fixing electrical components.
The channel steel is preferably used for the supporting main beam 11, the supporting cross beam 12, the supporting longitudinal beam 13 and the supporting body 3, the channel steel with different lengths is intercepted through the setting positions of the channel steel to serve as the supporting main beam 11, the supporting cross beam 12, the supporting longitudinal beam 13 and the supporting body 3, and the two ends of the supporting main beam 12, the supporting longitudinal beam 13 and the supporting body 3 are conveniently inserted through cutting according to the connection mode, so that the production cost can be effectively reduced, and the applicability is improved.
The designations of the first fixing hole 32 and the second fixing hole 33 are irrelevant to the specific setting positions, and only indicate that the specifications are the same, and the same electric components can be connected, the first fixing hole 32 is preferably connected with the fixed insulator 8, and the second fixing hole 33 is preferably connected with the fixed top sealing plate.
The foregoing has outlined the basic principles, features, and advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made therein without departing from the spirit and scope of the utility model, which is defined by the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (9)
1. A high-current box-type fixed metal-enclosed switchgear is characterized in that: the support device comprises a frame, a plurality of support beams and a plurality of support bodies are arranged on the frame, the support beams are suitable for being mutually matched with each other to form at least one support layer on the frame, support grooves are formed in the support beams, the end parts of the support bodies are suitable for being inserted and fixed into the support grooves, the two ends of the support bodies are suitable for being respectively matched with the support beams on the two sides of the support layer in an inserting mode to form support positions, and the support positions are suitable for mounting and supporting electric components.
2. A high current box-type stationary metal enclosed switchgear as claimed in claim 1, wherein: the support position comprises a first installation position, a support plate is embedded in the first installation position, the periphery of the support plate is detachably connected with the first installation position, an installation hole site is formed in the support plate, and the installation hole site is suitable for fixing electric components.
3. A high current tank-type stationary metal-enclosed switchgear as claimed in claim 2, wherein: the first installation position comprises two supporting bodies, the two supporting bodies are parallel to each other, two ends of the two supporting bodies are respectively in plug-in fit with the supporting cross beams with two sides on the same supporting layer, and the supporting bodies are provided with connecting hole sites for being in fit connection with the supporting plates; the support body is provided with support grooves, the two support bodies respectively face the outer sides of the first installation positions, and the connecting hole positions are arranged in the support grooves of the support body.
4. A high current box-type stationary metal enclosed switchgear as claimed in claim 1, wherein: the support position comprises a second installation position, the second installation position comprises four support bodies, the four support bodies are respectively parallel to each other, two ends of each support body are respectively in plug-in fit with the support cross beams with two sides on the same support layer, and the other two support bodies are transversely arranged between the upper two support bodies; the four supporting bodies are provided with the supporting grooves, and the supporting grooves of the four supporting bodies face to the outer sides of the second installation positions respectively.
5. A high current box-type stationary metal enclosed switchgear as claimed in claim 1, wherein: the support position comprises a third installation position, the third installation position comprises a support body, two ends of the support body are in plug-in fit with the support cross beams with two sides on the same support layer, at least one first fixing hole site is formed in the support body, and the first fixing hole site is suitable for connecting and fixing electrical components; the support body is provided with the support groove, the support groove faces to the bottom of the frame, and the first fixing hole is formed in the support groove.
6. A high current box-type stationary metal enclosed switchgear as claimed in claim 1, wherein: the support layer comprises a first layered layer and a second layered layer, and a support longitudinal beam is arranged among the frame, the first layered layer and the second layered layer; the support longitudinal beam is provided with the support groove, and one side of the support groove of the support longitudinal beam faces the inside of the frame.
7. A high current box-type stationary metal enclosed switchgear as claimed in claim 1, wherein: the top of frame is provided with at least one the supporter, the both ends of supporter with the frame grafting cooperation, seted up on the supporter the supporting groove, the supporter the supporting groove orientation of supporter frame one side, at least one first fixed hole site and at least one second fixed hole site have been seted up respectively to the upper and lower both sides of supporter, first fixed hole site is suitable for connecting fixed electrical components and parts, the fixed hole site of second is suitable for connecting fixed top shrouding.
8. A high current box-type stationary metal enclosed switchgear as claimed in claim 1, wherein: the bottom of the frame is provided with a bottom surface cross beam, a protective net is arranged between the bottom surface cross beams, at least one first fixing hole site is formed in the upper portion of the bottom surface cross beam, and the first fixing hole site is suitable for being connected with and fixing electrical components.
9. A high current box-type stationary metal enclosed switchgear as claimed in claim 1, wherein: the frame comprises a plurality of supporting main beams, the supporting grooves are formed in the supporting main beams, a cabinet door capable of being opened in a rotating mode is arranged on one side of the frame, lifting hooks are arranged on the top of the frame, and the lifting hooks are distributed at four corners of the frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320942254.XU CN220066409U (en) | 2023-04-20 | 2023-04-20 | Heavy-current box-type fixed metal-enclosed switchgear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320942254.XU CN220066409U (en) | 2023-04-20 | 2023-04-20 | Heavy-current box-type fixed metal-enclosed switchgear |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220066409U true CN220066409U (en) | 2023-11-21 |
Family
ID=88788060
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320942254.XU Active CN220066409U (en) | 2023-04-20 | 2023-04-20 | Heavy-current box-type fixed metal-enclosed switchgear |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220066409U (en) |
-
2023
- 2023-04-20 CN CN202320942254.XU patent/CN220066409U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202019137U (en) | Bus bridge frame with commutation function | |
| CN220066409U (en) | Heavy-current box-type fixed metal-enclosed switchgear | |
| CN210129670U (en) | Switch board structure convenient to electrical part dismouting | |
| CN212210064U (en) | Assembled JP cabinet | |
| CN210273142U (en) | Indoor high-low voltage power distribution cabinet is with increasing base | |
| CN204596861U (en) | Stacked installation bracket | |
| CN210443378U (en) | Outdoor power transmission and distribution transformer protective box | |
| CN219180665U (en) | Integral road transportation battery energy storage rack | |
| CN206432559U (en) | A kind of switch cubicle side mounting rail | |
| CN201887361U (en) | Mining handcart high-voltage switch cabinet | |
| CN212337065U (en) | Non-welding type high-strength door plate free of bolt installation | |
| CN215009011U (en) | Assembled high tension switchgear | |
| CN209119610U (en) | A kind of novel earthquake-proof power transformation box | |
| CN217087249U (en) | Frame type power distribution plug box | |
| CN209860467U (en) | Frame type ring main unit | |
| CN208478848U (en) | A kind of busbar for power distribution cabinet mounting structure | |
| CN213546818U (en) | Box-type substation with waterproof base | |
| CN219843302U (en) | Switch cabinet frame structure | |
| CN216214841U (en) | Cellular-type low-voltage power distribution cabinet | |
| CN220732320U (en) | Intensive bus duct of aluminum alloy profile | |
| CN219086132U (en) | Stacked energy storage power supply | |
| CN210427744U (en) | Temperature rise test simulation cabinet combining device | |
| CN216850752U (en) | Combined high-voltage cabinet convenient to mount | |
| CN211238851U (en) | Easily install assembled high-voltage board | |
| CN219760586U (en) | General economic type inter-cabinet bus bridge connection structure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Ningbo Tianzhi Electric Technology Co.,Ltd. Assignor: NINGBO TIANAN SMART GRID TECHNOLOGY CO.,LTD. Contract record no.: X2023980053427 Denomination of utility model: A high current box type fixed metal enclosed switchgear Granted publication date: 20231121 License type: Common License Record date: 20231221 |