CN215452281U - Outdoor electric power transformer box with rain-proof ventilative structure - Google Patents
Outdoor electric power transformer box with rain-proof ventilative structure Download PDFInfo
- Publication number
- CN215452281U CN215452281U CN202121887465.5U CN202121887465U CN215452281U CN 215452281 U CN215452281 U CN 215452281U CN 202121887465 U CN202121887465 U CN 202121887465U CN 215452281 U CN215452281 U CN 215452281U
- Authority
- CN
- China
- Prior art keywords
- transformer box
- main body
- box main
- rain
- breathable
- 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.)
- Expired - Fee Related
Links
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 9
- 239000010959 steel Substances 0.000 claims abstract description 9
- 238000003466 welding Methods 0.000 claims description 29
- 238000009423 ventilation Methods 0.000 abstract description 35
- 230000000694 effects Effects 0.000 abstract description 22
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 6
- 238000012423 maintenance Methods 0.000 description 6
- 230000009466 transformation Effects 0.000 description 6
- 230000033001 locomotion Effects 0.000 description 4
- 210000002105 tongue Anatomy 0.000 description 4
- 238000010030 laminating Methods 0.000 description 3
- 238000007664 blowing Methods 0.000 description 2
- 230000009545 invasion Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000013022 venting Methods 0.000 description 1
Images
Landscapes
- Patch Boards (AREA)
Abstract
The utility model discloses an outdoor electric power transformer box with a rain-proof ventilation structure, which comprises a transformer box main body, a ventilation component, a rain-proof shielding component, an opening and closing door leaf and a steel structure base, wherein the steel structure base is arranged on the bottom end surface of the transformer box main body, the opening and closing door leaf is fixedly arranged on one side end surface of the transformer box main body through a hinge, the outdoor electric power transformer box with the rain-proof ventilation structure has a simple structure and is convenient to operate, when in use, the rain-proof shielding component can be used for carrying out waterproof shielding on the transformer box main body, the height of a rain shielding shed cover is convenient to adjust, the waterproof effect of the transformer box main body and the protection effect of the transformer box main body in rainy days are enhanced, the potential safety hazard is eliminated, meanwhile, the ventilation effect of the transformer box main body can be enhanced through the ventilation component, rainwater is prevented from invading the transformer box main body through the ventilation holes, and the ventilation and waterproof effects are considered, the damage of water inflow to equipment is avoided, and the service life of the transformer box is guaranteed.
Description
Technical Field
The utility model relates to the technical field of transformer boxes, in particular to an outdoor power transformer box with a rainproof and breathable structure.
Background
The outdoor power transformer box is an electric box body placed in an open place and is responsible for converting, concentrating and distributing voltage and current of electric energy in an electric power system, in order to ensure the quality of the electric energy and the safety of equipment, voltage adjustment, tidal current control and the protection of power transmission and distribution lines and main electrical equipment are required to be carried out in the transformer box, the existing outdoor power transformer box is short and small in rain shelter cover and poor in protection effect on the transformer box, the transformer box has water inlet risks during wind blowing and rain blowing, potential safety hazards are caused, meanwhile, the ventilation effect and the waterproof effect of the existing outdoor power transformer box are difficult to be considered, a hole for ventilation often becomes a channel for water inlet in rainy days, and the equipment is easy to damage after the water inlet of the transformer box, and therefore, the design of the outdoor power transformer box with a rainproof and ventilation structure is necessary.
SUMMERY OF THE UTILITY MODEL
The outdoor power transformation box with the rain-proof ventilation structure is simple in structure and convenient to operate, can be used for performing waterproof shielding on the transformation box, is convenient for adjusting the height of the rain shielding shed cover, enhances the waterproof effect and the protection effect on the transformation box in rainy days, eliminates potential safety hazards, can enhance the ventilation effect of the transformation box, prevents rainwater from invading the transformation box through the ventilation holes, avoids the damage to equipment caused by water inflow, and ensures the service life of the transformation box.
In order to achieve the purpose, the utility model adopts the following technical scheme:
an outdoor electric power transformer box with a rain-proof ventilating structure comprises a transformer box main body, a ventilating component, a rain-proof shielding component, an opening and closing door leaf and a steel structure base, wherein the steel structure base is arranged on the end surface of the bottom of the transformer box main body, the opening and closing door leaf is fixedly arranged on the end surface of one side of the transformer box main body through a hinge, the ventilating component is arranged on the outer side of the transformer box main body, and the rain-proof shielding component is arranged on the top of the transformer box main body;
the rain-proof shielding assembly comprises a rain shielding shed cover, a mounting frame, a lifting rod, a first lifting frame, a first limiting plate, a first positioning column, a second positioning column, a control rod, an anti-theft lock, a control handle, a positioning hole, a second lifting frame and a second limiting plate, the rain shielding shed cover is arranged right above the top of the transformer box main body, the mounting frame is arranged on the inner wall of the rain shielding shed cover through welding, the two sides of the end surface of the bottom of the mounting frame are respectively provided with the lifting rod and the two second limiting plates through welding, the inner side end surfaces of the lifting rod and the second limiting plates are attached to the outer wall of the transformer box main body, the bottom of the end surface of the outer side of the lifting rod is provided with the first positioning column through welding, the outer wall of the first positioning column is provided with the control rod, the other end of the control rod is provided with the anti-theft lock, the position of the end surface of the outer side of the transformer box main body is provided with the second positioning column through welding, and the second positioning column is inserted in the middle of the control rod.
As a further scheme of the utility model: the ventilative subassembly includes first bleeder vent, second bleeder vent, rain-proof shell and third bleeder vent, the first bleeder vent of a plurality of has been seted up to the top terminal surface of transformer box main part, a plurality of second bleeder vent has all been seted up at the outside terminal surface top of the door leaf that opens and shuts and transformer box main part, a plurality of third bleeder vent has been seted up to the outside both ends face bottom of transformer box main part, and the position department that the transformer box main part corresponds the third bleeder vent all installs rain-proof shell through the welding.
As a further scheme of the utility model: first limiting plate is installed through the welding to the bottom one end of lifter, the outside terminal surface of transformer box main part corresponds the position department of first limiting plate and installs first crane through the welding, and the outer wall of first limiting plate is connected with the inner wall laminating of first crane, the outside terminal surface of transformer box main part corresponds the position department of second limiting plate and all installs the second crane through the welding, and the outer wall of second limiting plate is connected with the inner wall laminating of second crane.
As a further scheme of the utility model: the constant head tank has all been seted up at the outside both ends of control lever, and the outer wall of first reference column and pickproof lock respectively with the laminating of the constant head tank inner wall that corresponds.
As a further scheme of the utility model: the anti-theft lock is characterized in that a control handle is installed on the outer wall of the top of the control rod in a welded mode, a lock cylinder spring bolt is arranged on the inner side of the anti-theft lock, a plurality of positioning holes are formed in the position, corresponding to the anti-theft lock, of the outer end face of the outer side of the transformer box main body, and the outer wall of the lock cylinder spring bolt is attached to the inner wall of the adjacent positioning hole.
As a further scheme of the utility model: two limiting grooves are formed in the position, corresponding to the anti-theft lock, of the outer side end face of the transformer box main body, two limiting blocks are installed on the inner side end face of the anti-theft lock through welding, and the outer walls of the limiting blocks are attached to the corresponding inner walls of the limiting grooves.
The utility model has the beneficial effects that: this outdoor electric power transformer case with rain-proof ventilative structure, moreover, the steam generator is simple in structure, the simple operation, when using, can shelter from the subassembly through rain-proof and carry out waterproof sheltering from to the transformer case main part, the adjustment of being convenient for hides the height of rain canopy lid, waterproof effect and the protection effect to the transformer case when having strengthened the rainy day, the potential safety hazard has been eliminated, and simultaneously, can strengthen the ventilation effect of transformer case main part through ventilative subassembly, prevent that the rainwater from passing through bleeder vent invasion transformer case main part, take into account ventilative and water-proof effects, the harm that the equipment caused has been avoided intaking, the life of transformer case has been guaranteed.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a first internal schematic of the present invention;
FIG. 3 is an enlarged view of area A of FIG. 2 in accordance with the present invention;
FIG. 4 is a second internal structural view of the present invention;
FIG. 5 is a third internal structural view of the present invention;
FIG. 6 is an enlarged view of area B of FIG. 5 in accordance with the present invention;
illustration of the drawings: 1. a transformer box main body; 2. a venting assembly; 3. a rain-proof shelter component; 4. opening and closing the door leaf; 5. a steel structure base; 21. a first air vent; 22. a second air hole; 23. a rain-proof shell; 24. a third air hole; 31. a canopy cover; 32. a mounting frame; 33. a lifting rod; 34. a first lifting frame; 35. a first limit plate; 36. a first positioning post; 37. a second positioning column; 38. a control lever; 39. an anti-theft lock; 310. a control handle; 311. positioning holes; 312. a second lifting frame; 313. and a second limiting plate.
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.
Specific examples are given below.
Referring to fig. 1-6, an outdoor power transformer box with a rain-proof and breathable structure comprises a transformer box main body 1, a breathable component 2, a rain-proof shielding component 3, an opening and closing door leaf 4 and a steel structure base 5, wherein the steel structure base 5 is arranged on the bottom end face of the transformer box main body 1, the opening and closing door leaf 4 is fixedly arranged on one side end face of the transformer box main body 1 through a hinge, the breathable component 2 is arranged on the outer side of the transformer box main body 1, and the rain-proof shielding component 3 is arranged on the top of the transformer box main body 1;
the rain-proof shielding component 3 comprises a rain shielding shed cover 31, a mounting frame 32, a lifting rod 33, a first lifting frame 34, a first limiting plate 35, a first positioning column 36, a second positioning column 37, a control rod 38, an anti-theft lock 39, a control handle 310, a positioning hole 311, a second lifting frame 312 and a second limiting plate 313, a rain shielding shed cover 31 is arranged right above the top of the transformer box main body 1, the mounting frame 32 is arranged on the inner wall of the rain shielding shed cover 31 through welding, one lifting rod 33 and two second limiting plates 313 are respectively arranged on two sides of the bottom end face of the mounting frame 32 through welding, the inner end faces of the lifting rod 33 and the second limiting plates 313 are attached to the outer wall of the transformer box main body 1, the first positioning column 36 is arranged on the bottom of the outer end face of the lifting rod 33 through welding, the control rod 38 is arranged on the outer wall of the first positioning column 36, the anti-theft lock 39 is arranged on the other end face of the control rod 38, and a second positioning column is arranged on the position, corresponding to the control rod 38, of the outer end face of the transformer box main body 1 through welding 37, the second positioning column 37 is inserted into the middle of the control rod 38, during maintenance, the control rod 38 is rotated, the control rod 38 rotates around the second positioning column 37, the control rod 38 drives the lifting rod 33 to move upwards, the rain shelter cover 31 and the mounting frame 32 move upwards along with the lifting rod 33, the lifting rod 33 and the anti-theft lock 39 move to proper positions, the control rod 38 is fixed through the cooperation of the anti-theft lock 39 and the positioning hole 311, the rain shelter cover 31 is lifted and fixed to a proper maintenance height, the rain shelter cover 31 is reset after maintenance is completed, the rain shelter cover 31 returns to a proper shelter height, the rain shelter cover 31 with adjustable height enhances the waterproof and protection effects on the transformer box main body 1 in rainy days, and potential safety hazards are eliminated;
a first limiting plate 35 is installed at one end of the bottom of the lifting rod 33 through welding, a first lifting frame 34 is installed at the position, corresponding to the first limiting plate 35, of the outer end face of the transformer box main body 1 through welding, the outer wall of the first limiting plate 35 is connected with the inner wall of the first lifting frame 34 in an attaching mode, a second lifting frame 312 is installed at the position, corresponding to the second limiting plate 313, of the outer end face of the transformer box main body 1 through welding, the outer wall of the second limiting plate 313 is connected with the inner wall of the second lifting frame 312 in an attaching mode, when the rain shelter cover 31 is controlled to move, the first limiting plate 35 slides in the attaching mode on the inner wall of the first lifting frame 34, the second limiting plate 313 slides in the attaching mode on the inner wall of the second lifting frame 312, the effect of limiting the movement of the rain shelter cover 31 is achieved, the rain shelter cover 31 is prevented from inclining, and the operation stability is improved; positioning grooves are formed in two ends of the outer side of the control rod 38, the outer walls of the first positioning column 36 and the anti-theft lock 39 are respectively attached to the inner walls of the corresponding positioning grooves, and when the control rod 38 rotates, the first positioning column 36 and the anti-theft lock 39 are respectively attached to and slide on the inner walls of the corresponding positioning grooves, so that the up-and-down movement of the lifting rod 33 is prevented from being limited;
the outer wall of the top of the control rod 38 is provided with a control handle 310 through welding, the inner side of the anti-theft lock 39 is provided with a lock cylinder spring tongue, the outer side end face of the transformer box main body 1 is provided with a plurality of positioning holes 311 corresponding to the positions of the anti-theft lock 39, the outer wall of the lock cylinder spring tongue is attached to the inner wall of the adjacent positioning holes 311, when the transformer box works, the control rod 38 is rotated through the control handle 310, and the lock cylinder spring tongue on the inner side of the anti-theft lock 39 enters the corresponding positioning holes 311, so that the effect of fixing the control rod 38 is achieved; two limiting grooves are formed in the position, corresponding to the anti-theft lock 39, of the outer side end face of the transformer box main body 1, two limiting blocks are installed on the inner side end face of the anti-theft lock 39 through welding, the outer walls of the limiting blocks are attached to the inner walls of the corresponding limiting grooves, when the anti-theft lock 39 moves, the limiting blocks are attached to and slide on the inner walls of the limiting grooves, radial rotation is prevented, and the effect of limiting the moving track of the anti-theft lock 39 is achieved;
the ventilation component 2 comprises a first ventilation hole 21, a second ventilation hole 22, a rain-proof shell 23 and a third ventilation hole 24, a plurality of first ventilation holes 21 are formed in the top end face of the transformer box main body 1, a plurality of second ventilation holes 22 are formed in the tops of the opening and closing door leaf 4 and the outer end face of the transformer box main body 1, a plurality of third ventilation holes 24 are formed in the bottom of the outer end face of the transformer box main body 1, the rain-proof shell 23 is installed at the position of the transformer box main body 1 corresponding to the third ventilation hole 24 through welding, when the transformer box works, internal gas and external gas exchange with the third ventilation holes 24 through the first ventilation hole 21 and the second ventilation hole 22, the rain-proof function is realized under the shielding of the rain-proof cover 31, the rain-proof function is realized under the shielding of the rain-proof shell 23 through the third ventilation hole 24 at the bottom, rainwater is prevented from invading the transformer box main body 1 through the ventilation holes, the damage of water inflow to equipment is avoided, and the service life of the transformer box main body 1 is guaranteed.
The working principle of the utility model is as follows: when the rain shielding assembly 3 is used, the transformer box main body 1 can be shielded in a waterproof manner through the rain shielding assembly 3, during maintenance, the control rod 38 is rotated through the control handle 310, the control rod 38 rotates around the second positioning column 37, the first positioning column 36 and the anti-theft lock 39 respectively cling and slide on the inner walls of the corresponding positioning grooves, the up-and-down movement of the lifting rod 33 is prevented from being limited, when the anti-theft lock 39 moves, the limiting block clings and slides on the inner wall of the limiting groove, the anti-theft lock 39 is prevented from rotating radially, the effect of limiting the moving track of the anti-theft lock 39 is achieved, the rain shielding canopy cover 31 and the mounting frame 32 move upwards along with the lifting rod 33, the first limiting plate 35 clings and slides on the inner wall of the first lifting frame 34, the second limiting plate 313 clings and slides on the inner wall of the second lifting frame 312, the effect of limiting the movement of the rain shielding canopy cover 31 is achieved, and the rain shielding canopy cover 31 is prevented from inclining, the operation stability is improved, the lifting rod 33 and the anti-theft lock 39 move to proper positions, the lock core spring tongues on the inner side of the anti-theft lock 39 enter the corresponding positioning holes 311, the control rod 38 is fixed, the rain shelter cover 31 is lifted and fixed to a proper maintenance height, the rain shelter cover 31 is reset after maintenance is finished, the rain shelter cover 31 returns to the proper shielding height, the waterproof and protection effects on the transformer box main body 1 in rainy days are enhanced, the potential safety hazard is eliminated, the ventilation effect of the transformer box main body 1 can be enhanced through the ventilation assembly 2, the internal gas and the external gas are exchanged through the first ventilation hole 21, the second ventilation hole 22 and the third ventilation hole 24, the first ventilation hole 21 and the second ventilation hole 22 at the top realize the rainproof function under the shielding of the rain shelter cover 31, the third ventilation hole 24 at the bottom realizes the rainproof function under the shielding of the rainproof shell 23, prevent that the rainwater from passing through bleeder vent invasion transformer case main part 1, avoided intaking to the harm that equipment caused, guaranteed transformer case main part 1's life.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.
Claims (6)
1. The outdoor power transformer box with the rain-proof and breathable structure is characterized by comprising a transformer box main body (1), a breathable assembly (2), a rain-proof shielding assembly (3), an opening and closing door leaf (4) and a steel structure base (5), wherein the steel structure base (5) is arranged on the bottom end face of the transformer box main body (1), the opening and closing door leaf (4) is fixedly installed on one side end face of the transformer box main body (1) through a hinge, the breathable assembly (2) is arranged on the outer side of the transformer box main body (1), and the rain-proof shielding assembly (3) is arranged on the top of the transformer box main body (1);
the rain-proof shielding assembly (3) comprises a rain shielding shed cover (31), a mounting frame (32), a lifting rod (33), a first lifting frame (34), a first limiting plate (35), a first positioning column (36), a second positioning column (37), a control rod (38), an anti-theft lock (39), a control handle (310), a positioning hole (311), a second lifting frame (312) and a second limiting plate (313), wherein the rain shielding shed cover (31) is arranged right above the top of the transformer box main body (1), the mounting frame (32) is installed on the inner wall of the rain shielding shed cover (31) through welding, the two sides of the end face of the bottom of the mounting frame (32) are respectively provided with the lifting rod (33) and the two second limiting plates (313) through welding, the inner side end faces of the lifting rod (33) and the second limiting plates (313) are both attached to the outer wall of the transformer box main body (1), the bottom of the end face of the outer side of the lifting rod (33) is provided with the first positioning column (36) through welding, and the outer wall of the first positioning column (36) is provided with a control rod (38), the other end of the control rod (38) is provided with an anti-theft lock (39), the position of the outer side end face of the transformer box main body (1) corresponding to the control rod (38) is provided with a second positioning column (37) through welding, and the second positioning column (37) is inserted in the middle of the control rod (38).
2. The outdoor power transformer box with the rainproof and breathable structure as claimed in claim 1, wherein the breathable assembly (2) comprises a first breathable hole (21), a second breathable hole (22), a rainproof shell (23) and a third breathable hole (24), the top end face of the transformer box main body (1) is provided with the first breathable holes (21), the opening and closing door leaf (4) and the top of the outer end face of the transformer box main body (1) are provided with the second breathable holes (22), the bottom of the outer two end faces of the transformer box main body (1) is provided with the third breathable holes (24), and the rainproof shell (23) is installed at the position, corresponding to the third breathable hole (24), of the transformer box main body (1) through welding.
3. The outdoor power transformer box with the rainproof and breathable structure is characterized in that a first limiting plate (35) is installed at one end of the bottom of the lifting rod (33) through welding, a first lifting frame (34) is installed at the position, corresponding to the first limiting plate (35), of the outer end face of the transformer box main body (1) through welding, the outer wall of the first limiting plate (35) is connected with the inner wall of the first lifting frame (34) in an attaching mode, a second lifting frame (312) is installed at the position, corresponding to the second limiting plate (313), of the outer end face of the transformer box main body (1) through welding, and the outer wall of the second limiting plate (313) is connected with the inner wall of the second lifting frame (312) in an attaching mode.
4. The outdoor power transformer box with the rainproof and breathable structure as claimed in claim 1, wherein positioning grooves are formed in two ends of the outer side of the control rod (38), and outer walls of the first positioning column (36) and the anti-theft lock (39) are respectively attached to inner walls of the corresponding positioning grooves.
5. The outdoor power transformer box with the rainproof and breathable structure is characterized in that a control handle (310) is installed on the outer wall of the top of the control rod (38) through welding, a lock cylinder spring tongue is arranged on the inner side of the anti-theft lock (39), a plurality of positioning holes (311) are formed in the position, corresponding to the anti-theft lock (39), of the outer end face of the transformer box main body (1), and the outer wall of the lock cylinder spring tongue is attached to the inner wall of the adjacent positioning hole (311).
6. The outdoor power transformer box with the rainproof and breathable structure is characterized in that two limiting grooves are formed in positions, corresponding to the anti-theft locks (39), of the outer side end faces of the transformer box main body (1), two limiting blocks are installed on the inner side end faces of the anti-theft locks (39) through welding, and the outer walls of the limiting blocks are attached to the inner walls of the corresponding limiting grooves.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121887465.5U CN215452281U (en) | 2021-08-13 | 2021-08-13 | Outdoor electric power transformer box with rain-proof ventilative structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121887465.5U CN215452281U (en) | 2021-08-13 | 2021-08-13 | Outdoor electric power transformer box with rain-proof ventilative structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215452281U true CN215452281U (en) | 2022-01-07 |
Family
ID=79693781
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121887465.5U Expired - Fee Related CN215452281U (en) | 2021-08-13 | 2021-08-13 | Outdoor electric power transformer box with rain-proof ventilative structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215452281U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116313403A (en) * | 2023-04-10 | 2023-06-23 | 中铁二十二局集团有限公司 | Power transformation structure of railway traction substation |
-
2021
- 2021-08-13 CN CN202121887465.5U patent/CN215452281U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116313403A (en) * | 2023-04-10 | 2023-06-23 | 中铁二十二局集团有限公司 | Power transformation structure of railway traction substation |
| CN116313403B (en) * | 2023-04-10 | 2024-03-22 | 中铁二十二局集团有限公司 | Power transformation structure of railway traction substation |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN215452281U (en) | Outdoor electric power transformer box with rain-proof ventilative structure | |
| CN111082340B (en) | Waterproof protection device of distribution box | |
| CN210041054U (en) | Box-type substation with waterproof function | |
| CN112909807A (en) | Outdoor dustproof and waterproof box-type substation | |
| CN202678799U (en) | Preassembled transformer substation buried underground | |
| CN110635380A (en) | Intelligent box-type substation | |
| CN213937182U (en) | Modular transformer substation | |
| CN212161460U (en) | Waterproof type open-close type current transformer with function of preventing glue filling surface from being disengaged | |
| CN201222398Y (en) | Novel outdoor case ventilated structure | |
| CN211790278U (en) | Prevent weathering base station signal block terminal | |
| CN220252970U (en) | Transformer protector | |
| CN206922260U (en) | A kind of distributed board outdoor case lid | |
| CN220291377U (en) | Preassembled transformer substation | |
| CN208424291U (en) | A kind of solar photovoltaic power plant tunable arrangement | |
| CN219554238U (en) | Block terminal with waterproof performance | |
| CN215817165U (en) | Energy-saving outdoor box-type substation | |
| CN219007645U (en) | Power exchange station | |
| CN214956264U (en) | Waterproof outer cover of transformer | |
| CN210723872U (en) | Outdoor high-voltage board | |
| CN217215536U (en) | Outdoor distribution box | |
| CN217240028U (en) | Outdoor high tension switchgear who prevents ponding | |
| CN220510498U (en) | Windproof and rainproof structure for electric power distribution cabinet | |
| CN212366614U (en) | Box-type movable substation | |
| CN210297000U (en) | Centralized intelligent photovoltaic prefabricated substation | |
| CN204088912U (en) | stainless steel box-type substation |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220107 |