CN115579216A - Electrochemical prefabricated cabin type energy storage transformer - Google Patents
Electrochemical prefabricated cabin type energy storage transformer Download PDFInfo
- Publication number
- CN115579216A CN115579216A CN202211192418.8A CN202211192418A CN115579216A CN 115579216 A CN115579216 A CN 115579216A CN 202211192418 A CN202211192418 A CN 202211192418A CN 115579216 A CN115579216 A CN 115579216A
- Authority
- CN
- China
- Prior art keywords
- cabin
- cabin body
- transformer
- energy storage
- electrochemical
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/08—Cooling; Ventilating
- H01F27/085—Cooling by ambient air
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/02—Casings
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/02—Casings
- H01F27/025—Constructional details relating to cooling
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/06—Mounting, supporting or suspending transformers, reactors or choke coils not being of the signal type
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/33—Arrangements for noise damping
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/40—Structural association with built-in electric component, e.g. fuse
- H01F27/402—Association of measuring or protective means
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/40—Structural association with built-in electric component, e.g. fuse
- H01F27/402—Association of measuring or protective means
- H01F2027/406—Temperature sensor or protection
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Aviation & Aerospace Engineering (AREA)
- Mechanical Engineering (AREA)
- Building Environments (AREA)
Abstract
The application discloses prefabricated cabin formula energy storage transformer of electrochemistry includes: the transformer comprises a cabin body, a transformer body, a heat dissipation assembly and a damping assembly; the cabin body is internally provided with a mounting seat; staggered ventilation openings are formed in the two sides of the mounting seat; the heat dissipation assembly includes: the temperature sensor, the controller and the fans are arranged on the base; the temperature sensor is arranged in the cabin body and used for sensing the temperature value in the cabin body; the controller is electrically connected with the temperature sensor and each fan; the plurality of fans are arranged on the ventilation openings in a one-to-one correspondence manner; the controller is used for controlling the power of the fan according to the temperature value; the shock-absorbing component comprises: shock-absorbing pads and shock absorbers; the shock pad is arranged at the bottom in the mounting seat; the transformer body is arranged on the shock pad and is connected with the shock pad through the shock absorber. The fans on the two sides can be prevented from blowing oppositely through the ventilation openings arranged in a staggered manner, so that the transformer body in the cabin body is cooled; meanwhile, the vibration of the transformer body in the operation process can be reduced through the damping assembly.
Description
Technical Field
The application relates to the technical field of energy storage transformers, in particular to an electrochemical prefabricated cabin type energy storage transformer.
Background
The application of clean energy such as wind energy and solar energy is gradually popularized, and due to the fact that the clean energy has the characteristic of unstable power supply, an energy storage device needs to be configured to convert part of clean energy into electric energy for temporary storage.
Among them, electrochemical energy storage devices are widely used. The energy storage transformer is a component of an electrochemical energy storage device, and the operation stability of the energy storage transformer influences the operation of the whole device. The traditional energy storage transformer usually only discharges heat through a fan, and the situations of over-temperature, overheating, noise, vibration and the like easily occur in the operation. When the overheat and overheat condition occurs, the problems of insulation failure, local short circuit, winding burnout and the like can be caused, and when the violent noise vibration condition occurs, the internal components of the transformer are easily loosened or broken due to large stress.
Disclosure of Invention
In view of this, an object of the present application is to provide an electrochemical prefabricated cabin type energy storage transformer, which is used to solve the problem that the energy storage transformer of the existing electrochemical energy storage device is easy to overheat and vibrate due to noise.
To achieve the above technical object, the present application provides an electrochemical prefabricated cabin type energy storage transformer, comprising: the transformer comprises a cabin body, a transformer body, a heat dissipation assembly and a damping assembly;
the cabin body is internally provided with a mounting seat;
the two sides of the mounting seat are provided with ventilation openings which are distributed in a staggered manner;
the heat dissipation assembly includes: the temperature sensor, the controller and the fans are arranged on the base;
the temperature sensor is arranged in the cabin body and used for sensing a temperature value in the cabin body;
the controller is electrically connected with the temperature sensor and each fan;
the fans are arranged on the ventilation openings in a one-to-one correspondence manner;
the controller is used for controlling the power of the fan according to the temperature value;
the shock-absorbing assembly includes: a shock pad and a shock absorber;
the shock pad is arranged at the bottom in the mounting seat;
the transformer body is arranged on the shock pad and is connected with the shock pad through the shock absorber.
Further, the fire-fighting water tank also comprises a fire-fighting assembly;
the fire fighting assembly comprises: a sprinkler and a fire detector;
the sprayer is arranged in the cabin body;
the fire detector is arranged in the cabin body and is used for detecting a smoke concentration value in the cabin body;
the controller is also electrically connected with the fire detector and the sprayer and used for starting the sprayer when the smoke concentration value exceeds a preset concentration value.
Further, the heat dissipation assembly further includes: a plurality of heat dissipation windows;
the plurality of heat dissipation windows are distributed up and down on the cabin wall of the cabin body.
Further, the cabin wall of the cabin body comprises an anticorrosive layer, a waterproof layer, a fireproof layer and an ultraviolet-proof layer;
the anti-corrosion layer is a foam color steel plate;
the fireproof layer is covered with fireproof materials;
the waterproof layer is made of polyurethane material;
the ultraviolet-proof layer is covered with ultraviolet-proof paint.
Further, a cable inlet and a cable outlet are formed in the cabin body;
the cable inlet and outlet comprise fences formed by pouring cement mortar and fireproof mud filled between the fences.
Further, a moisture detector is also included;
the humidity detector is arranged in the cabin body and is electrically connected with the controller.
Furthermore, a small animal preventing baffle is arranged at the bottom of the cabin door of the cabin body.
Further, the small animal prevention baffle comprises a front plate, a rear plate and an adjusting gear;
the front plate and the rear plate are mutually overlapped and can be connected in a sliding way;
the adjusting gear is rotatably arranged on the front plate or the rear plate, is meshed with the front plate or the rear plate and is used for driving the front plate or the rear plate to slide when rotating.
Further, the system also comprises a monitor;
the monitor is arranged in the cabin body and is electrically connected with the controller.
Furthermore, the top of the cabin body is in a cone shape protruding upwards, and a solar panel is laid on the top of the cabin body.
According to the above technical solution, the present application provides an electrochemical prefabricated cabin type energy storage transformer, including: the transformer comprises a cabin body, a transformer body, a heat dissipation assembly and a damping assembly; the cabin body is internally provided with a mounting seat; staggered ventilation openings are formed in two sides of the mounting seat; the heat dissipation assembly includes: the temperature sensor, the controller and the fans are arranged on the base; the temperature sensor is arranged in the cabin body and is used for sensing a temperature value in the cabin body; the controller is electrically connected with the temperature sensor and each fan; the fans are arranged on the ventilation openings in a one-to-one correspondence manner; the controller is used for controlling the power of the fan according to the temperature value; the shock-absorbing assembly includes: a shock pad and a shock absorber; the shock pad is arranged at the bottom in the mounting seat; the transformer body is arranged on the shock pad and is connected with the shock pad through the shock absorber. The fans on the two sides can be prevented from blowing oppositely through the ventilation openings which are arranged in a staggered mode, the power of the fans can be effectively changed according to the temperature in the cabin body by matching with the temperature sensor, and the transformer body in the cabin body is cooled; meanwhile, the vibration of the transformer body in the operation process can be reduced through the damping assembly, and the problems that the energy storage transformer of the conventional electrochemical energy storage device is over-temperature, overheated, vibrated by noise and the like are easily caused are effectively solved.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the description below are only some embodiments of the present application, and for those skilled in the art, other drawings can be obtained according to the drawings without inventive labor.
Fig. 1 is a schematic diagram of an overall structure of an electrochemical prefabricated cabin-type energy storage transformer according to an embodiment of the present disclosure;
fig. 2 is a schematic diagram of a cable inlet and outlet structure of an electrochemical prefabricated cabin type energy storage transformer according to an embodiment of the present application
Fig. 3 is a schematic view of a small animal prevention baffle of an electrochemical prefabricated cabin energy storage transformer according to an embodiment of the present application.
Detailed Description
The technical solutions of the embodiments of the present application will be described clearly and completely with reference to the accompanying drawings, and it is to be understood that the described embodiments are some, but not all embodiments of the present application. 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 scope of protection claimed herein.
In the description of the embodiments of the present application, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings, and are only for convenience of description of the embodiments of the present application and for simplicity of description, but do not indicate or imply that the devices or elements referred to must have specific orientations, be configured in specific orientations, and operate, and thus, should not be construed as limiting the embodiments of the present application. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the embodiments of the present application, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected" and "connected" should be interpreted broadly, and may be, for example, a fixed connection, an exchangeable connection, an integrated connection, a mechanical connection, an electrical connection, a direct connection, an indirect connection through an intermediate medium, and a communication between two elements. Specific meanings of the above terms in the embodiments of the present application can be understood in specific cases by those of ordinary skill in the art.
Referring to fig. 1, an electrochemical prefabricated cabin type energy storage transformer provided in an embodiment of the present application includes: the transformer comprises a cabin body 1, a transformer body 2, a heat dissipation assembly 3 and a damping assembly 4; the cabin body 1 is internally provided with a mounting seat (not shown); both sides on the mounting seat are provided with vents which are distributed in a staggered manner. Wherein, the staggered distribution of the ventilation openings means that the ventilation openings at the two sides are staggered in orientation.
The heat dissipating component 3 includes: a temperature sensor 32, a controller and a plurality of fans 31; the temperature sensor 32 is arranged in the cabin 1 and is used for sensing a temperature value in the cabin 1; the controller is electrically connected with the temperature sensor 32 and each fan 31; the plurality of fans 31 are arranged on the ventilation openings in a one-to-one correspondence manner; the controller is used for controlling the power of the fan 31 according to the temperature value. Wherein, a control cabinet 33 is arranged in the cabin 1, and the controller can be arranged in the control cabinet 33. Meanwhile, a load switch, a remote local change-over switch, a switch-on/off button and a voltage and current indicator are arranged in the control cabinet 33, so that the transformer body 2 is monitored and controlled in real time, and a temperature and humidity controller is arranged in the cabinet, so that the temperature in the cabinet is strictly controlled, and no condensation is generated in the cabinet.
In particular, the fan 31 may be an air cooler, possibly accelerating the cooling of the cabin 1 and reducing the humidity inside the cabin 1. Meanwhile, the ventilation openings which are distributed in a staggered mode can prevent wind power generated by opposite air openings of the fan 31 from offsetting each other. The controller can be preset with four temperature thresholds which are respectively a first temperature value, a second temperature value, a third temperature value and a fourth temperature value which are increased in number, and when the temperature values respectively exceed the four preset temperature values, the fan is controlled to start four increasing powers. Compare with the long-time air conditioner of traditional energy storage transformer and open the state, the radiator unit 3 of this scheme has higher economic benefits.
The damper assembly 4 includes: the cushion 41 and the damper 42; the shock pad 41 is arranged at the bottom in the mounting seat; the transformer body 2 is disposed on the shock pad 41, and is connected to the shock pad 41 through the damper 42.
Wherein, bumper shock absorber 42 can be the pin type bumper shock absorber, and inside damping mode that adopts for vibrations and noise are digested in inside, and cooperation shock pad 41 shock attenuation and noise absorption avoid causing the emergence that the bolt drops and lead to the accident because transformer body vibrations.
Further, the fire-fighting equipment also comprises a fire-fighting assembly; the fire fighting module includes: a sprinkler and a fire detector; the sprayer is arranged in the cabin body; the fire detector is arranged in the cabin body and is used for detecting the smoke concentration value in the cabin body; the controller is also electrically connected with the fire detector and the sprayer and used for starting the sprayer when the smoke concentration value exceeds a preset concentration value.
Wherein, the cabin body 1 can be also provided with a fire mask. And the controller is also electrically connected with a switch of the main circuit, and the switch of the main circuit is automatically switched off when the smoke concentration value exceeds a preset concentration value.
Further, the heat dissipation assembly 3 further includes: a plurality of louvers 34; a plurality of louvers 34 are arranged vertically on the bulkhead of the cabin 1.
Therefore, cold air can enter from the lower heat dissipation window 34 and then be discharged from the upper heat dissipation window 34, the temperature inside the cabin 1 is effectively reduced, and the power consumption of the fan 31 is saved.
Further, the cabin wall of the cabin body comprises an anti-corrosion layer, a waterproof layer, a fireproof layer and an ultraviolet-proof layer; the anticorrosive layer is a foam color steel plate; the fireproof layer is covered with fireproof materials; the waterproof layer is made of polyurethane material; the ultraviolet-proof layer is covered with ultraviolet-proof paint.
In other embodiments, the lower end of the cabin 1 may be provided with a ground copper bar, the bottom of the cabin is provided with four corner fittings which are directly welded and fixed with the embedded steel plate, and the cabin settlement observation point is further installed.
Further, as shown in fig. 2, the cabin 1 is provided with a cable inlet and outlet 11; the cable access 11 comprises fences 12 made of cement mortar and fire prevention mortar 13 filled between the fences.
Meanwhile, the upper part of the fence is subjected to smoothing treatment, so that the tightness of the fireproof mud is ensured, and the effective insulation of the cable is realized.
Further, a moisture detector is also included; the humidity detector is arranged in the cabin body and is electrically connected with the controller.
Further, referring to fig. 1 and 3, a small animal preventing baffle 14 is disposed at the bottom of the cabin door of the cabin 1.
In a more specific embodiment, the small animal guard 14 includes a front plate 15, a rear plate 16, and an adjustment gear 17; the front plate 15 and the rear plate 16 are mutually overlapped and can be connected in a sliding way; the adjusting gear 17 is rotatably disposed on the front plate 15 or the rear plate 16, and is engaged with the front plate 15 or the rear plate 16 for driving the front plate 15 or the rear plate 16 to slide when rotating.
Specifically, the front plate 15 or the rear plate 16 is provided with a rack slot engaged with the adjustment gear 17 so that the adjustment gear 17 rotates to slide the front plate 15 or the rear plate 16.
Further, the system also comprises a monitor; the monitor is arranged in the cabin body and is electrically connected with the controller. The monitor uploads a monitoring picture to the controller in real time; the monitor has a monitoring alarm function, and can send out an alarm signal when the controller identifies that the transformer body 2 operates abnormally through a monitoring picture.
Further, the top of the cabin body 1 is an upwards convex cone, so that rainwater and foreign matters are prevented from being accumulated, and the cabin body 1 is designed with front and back and side three-door doors, so that operation and maintenance personnel can conveniently work on site. The top of the cabin body 1 is paved with a solar panel. And direct-current power supplies are provided for the fan 31, the illumination in the cabin, the heater, the monitor and the like, so that the economic benefit of the whole prefabricated cabin is improved. Meanwhile, the temperature of the cabin body can be greatly reduced by the solar panel absorbing light energy.
Further, the cabin door of the cabin body 1 is provided with a five-prevention safety lock, the five-prevention safety lock is in a closed state during normal operation, and when the transformer body 2 is overhauled or maintained, a worker needs to use a five-prevention key to unlock the five-prevention safety lock.
The shell of the cabin body 1 is provided with an observation window, and operators can regularly observe the real-time operation state of the transformer body 2 through the observation window.
The four corners of the cabin body 1 are provided with rainwater pipelines, collected rainwater is sent into the vertically installed PVC pipelines through the two layers of edgewise water collecting grooves at the top of the cabin body 1, and the rainwater can be prevented from flowing into the cabin along the corners at the top of the cabin. As the cabin body 1 is mostly made of metal materials, the rainwater drainage mode prolongs the service life of the prefabricated cabin body.
Although the present invention has been described in detail with reference to examples, it will be apparent to those skilled in the art that various changes may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention.
Claims (10)
1. An electrochemical prefabricated cabin-type energy storage transformer, comprising: the transformer comprises a cabin body, a transformer body, a heat dissipation assembly and a damping assembly;
the cabin body is internally provided with a mounting seat;
the two sides of the mounting seat are provided with ventilation openings which are distributed in a staggered manner;
the heat dissipation assembly includes: the temperature sensor, the controller and the fans are arranged on the base;
the temperature sensor is arranged in the cabin body and used for sensing a temperature value in the cabin body;
the controller is electrically connected with the temperature sensor and each fan;
the fans are arranged on the ventilation openings in a one-to-one correspondence manner;
the controller is used for controlling the power of the fan according to the temperature value;
the shock-absorbing assembly includes: a shock pad and a shock absorber;
the shock pad is arranged at the bottom in the mounting seat;
the transformer body is arranged on the shock pad and is connected with the shock pad through the shock absorber.
2. The electrochemical prefabricated capsule energy storage transformer of claim 1, further comprising a fire protection assembly;
the fire fighting assembly comprises: a sprinkler and a fire detector;
the sprayer is arranged in the cabin body;
the fire detector is arranged in the cabin body and is used for detecting the smoke concentration value in the cabin body;
the controller is also electrically connected with the fire detector and the sprayer and used for starting the sprayer when the smoke concentration value exceeds a preset concentration value.
3. The electrochemical prefabricated capsule energy storage transformer of claim 1, wherein the heat dissipation assembly further comprises: a plurality of heat dissipation windows;
the plurality of heat dissipation windows are distributed up and down on the cabin wall of the cabin body.
4. The electrochemical prefabricated cabin-type energy storage transformer of claim 1, wherein the cabin wall of the cabin body comprises an anti-corrosion layer, a waterproof layer, a fireproof layer and an ultraviolet-proof layer;
the anti-corrosion layer is a foam color steel plate;
the fireproof layer is covered with fireproof materials;
the waterproof layer is made of polyurethane material;
the ultraviolet-proof layer is covered with an ultraviolet-proof coating.
5. The electrochemical prefabricated cabin-type energy storage transformer of claim 1, wherein the cabin body is provided with a cable inlet and outlet;
the cable inlet and outlet comprise fences formed by pouring cement mortar and fireproof mud filled between the fences.
6. The electrochemical prefabricated capsule energy storage transformer of claim 1, further comprising a moisture detector;
the humidity detector is arranged in the cabin body and is electrically connected with the controller.
7. The electrochemical prefabricated cabin energy storage transformer of claim 1, wherein a cabin door bottom of the cabin body is provided with a small animal prevention baffle.
8. The electrochemical prefabricated cabin energy storage transformer of claim 7, wherein the small animal prevention baffle comprises a front plate, a rear plate and an adjusting gear;
the front plate and the rear plate are mutually overlapped and can be connected in a sliding way;
the adjusting gear is rotatably arranged on the front plate or the rear plate, is meshed with the front plate or the rear plate and is used for driving the front plate or the rear plate to slide when rotating.
9. The electrochemical prefabricated cabin-type energy storage transformer of claim 1, further comprising a monitor;
the monitor is arranged in the cabin body and is electrically connected with the controller.
10. The electrochemical prefabricated cabin-type energy storage transformer of claim 1, wherein the top of the cabin body is in a cone shape protruding upwards and is paved with a solar panel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211192418.8A CN115579216A (en) | 2022-09-28 | 2022-09-28 | Electrochemical prefabricated cabin type energy storage transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211192418.8A CN115579216A (en) | 2022-09-28 | 2022-09-28 | Electrochemical prefabricated cabin type energy storage transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115579216A true CN115579216A (en) | 2023-01-06 |
Family
ID=84582604
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211192418.8A Pending CN115579216A (en) | 2022-09-28 | 2022-09-28 | Electrochemical prefabricated cabin type energy storage transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115579216A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117650029A (en) * | 2024-01-30 | 2024-03-05 | 山西省安装集团股份有限公司 | Outdoor energy storage prefabricated cabin overload monitoring mechanism |
-
2022
- 2022-09-28 CN CN202211192418.8A patent/CN115579216A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117650029A (en) * | 2024-01-30 | 2024-03-05 | 山西省安装集团股份有限公司 | Outdoor energy storage prefabricated cabin overload monitoring mechanism |
| CN117650029B (en) * | 2024-01-30 | 2024-05-03 | 山西省安装集团股份有限公司 | Outdoor energy storage prefabricated cabin overload monitoring mechanism |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201541407U (en) | Outdoor cabinet for communication system | |
| CN115579216A (en) | Electrochemical prefabricated cabin type energy storage transformer | |
| CN214478996U (en) | Box-type substation of frostproofing damage | |
| CN210430447U (en) | Waterproof distribution box | |
| CN204088952U (en) | Outdoor fire prevention power distribution cabinet | |
| CN212114492U (en) | Device is administered to switch board condensation prevention | |
| CN214176615U (en) | Power system temperature and humidity control equipment with explosion-proof structure | |
| CN210443818U (en) | Distribution automation's switch board | |
| CN210641179U (en) | Novel electrical control device | |
| CN210517457U (en) | Protection device of outdoor distribution equipment | |
| CZ12701U1 (en) | Spatial element for protection of transmitter device or other electrical appliances for telecommunication | |
| CN204067945U (en) | Outdoor energy-saving power distribution cabinet | |
| CN219918142U (en) | Intelligent outdoor comprehensive distribution box | |
| CN210806526U (en) | Protection switch board for construction | |
| CN220209092U (en) | Energy storage container and system with adjustable tripe | |
| CN211423769U (en) | Safety monitoring device based on artificial intelligence | |
| CN216134178U (en) | Switch board with fire prevention cooling function | |
| CN219979680U (en) | Light storage box and system for liquid cooling battery cabinet | |
| CN219205061U (en) | Frequency conversion control cabinet with good heat dissipation effect | |
| CN215989949U (en) | Prefabricated cabin with high heat dispersion | |
| CN215299339U (en) | Fire-proof self-control designated driving battery car | |
| CN214379382U (en) | High security switch board | |
| CN212332402U (en) | Integrated box type charging station and control system | |
| CN214411991U (en) | Switch board that possesses intelligent monitoring structure | |
| CN115021130A (en) | Novel combined type prefabricated cabin station is with becoming room |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |