CN210958122U - Compact high-voltage frequency converter - Google Patents

Compact high-voltage frequency converter Download PDF

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Publication number
CN210958122U
CN210958122U CN201921918210.3U CN201921918210U CN210958122U CN 210958122 U CN210958122 U CN 210958122U CN 201921918210 U CN201921918210 U CN 201921918210U CN 210958122 U CN210958122 U CN 210958122U
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CN
China
Prior art keywords
cabinet
compact
voltage inverter
power unit
opening
Prior art date
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Active
Application number
CN201921918210.3U
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Chinese (zh)
Inventor
吕作河
彭国平
史奔
龙洁
段博
李现亭
刘亚斌
苏浩
张进
苟鹏飞
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Guangdong Anpu Electric Power Technology Co ltd
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Guangdong Anpu Electric Power Technology Co ltd
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Priority to CN201921918210.3U priority Critical patent/CN210958122U/en
Application granted granted Critical
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Abstract

The utility model discloses a compact high-voltage inverter, it includes the first cabinet body, the power unit, the second cabinet body, transformer and fan device. A through hole is formed in the rear side of the first cabinet body, and the power unit is arranged in the first cabinet body. The second cabinet body sets up in the rear side of the first cabinet body, and the front side of the second cabinet body has the first opening that is linked together with the through-hole, and the top of the second cabinet body has the second opening, and the transformer sets up in the second cabinet is internal, and the fan device sets up in the second opening part. Through above-mentioned structure, arrange first cabinet body and second cabinet body together around, can reduce the total area occupied of converter to make the converter easily install and arrange. In addition, when the fan device is operated, the air in the first cabinet body and the second cabinet body can be promoted to flow, so that the power unit and the transformer can be ventilated and cooled, the number of the fan devices of the frequency converter can be reduced, and the equipment cost is reduced.

Description

Compact high-voltage frequency converter
Technical Field
The utility model relates to an electrical equipment field, in particular to high-voltage inverter.
Background
At present, a high-voltage frequency converter mainly comprises a power unit cabinet, a transformer cabinet and the like, wherein a transformer is installed in the transformer cabinet, and a power unit is installed in the power unit cabinet. The cabinets are sequentially arranged, and a large space is required to be occupied. The cooling fan is required to be independently arranged on each cabinet body, the electric connection is required to be realized through more cables between the cabinet bodies, the total length of the cables is large, and the equipment cost is increased. In addition, the electricity between power unit and other equipment is connected cable terminal and copper bar through the screw usually, and power unit's dismouting operation is comparatively loaded down with trivial details, has increased the work load when power unit maintains, causes the efficiency of maintenance and repair comparatively low.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to solve one of the technical problem that exists among the prior art at least, provide compact high-voltage inverter, can reduce the size of taking up an area of.
The utility model discloses a scheme do: compact high-voltage inverter, it includes:
the rear side of the first cabinet body is provided with a through hole;
the power unit is arranged in the first cabinet body;
the second cabinet body is arranged at the rear side of the first cabinet body, a first opening communicated with the through hole is formed in the front side of the second cabinet body, and a second opening is formed in the top of the second cabinet body;
the transformer is arranged in the second cabinet body;
and the fan device is arranged at the second opening.
The beneficial effect that above-mentioned scheme has: through the structure, the first cabinet body and the second cabinet body are arranged together in a front-back mode, so that the total floor area of the frequency converter can be reduced, and the frequency converter is easy to install and arrange; when the fan device is operated, the air in the first cabinet body and the second cabinet body can be promoted to flow, so that the power unit and the transformer can be ventilated and cooled, the number of the fan devices of the frequency converter can be reduced, and the equipment cost is reduced.
According to compact high-voltage inverter, the rear side of the first cabinet body has the mounting groove of opening towards the back, the through-hole with first opening passes through the mounting groove is linked together.
According to compact high-voltage inverter, be provided with cable support in the mounting groove.
According to compact high-voltage inverter, be provided with the mounting bracket in the mounting groove, be provided with first inserting the structure of connecing on the mounting bracket, power unit's rear portion be provided with first inserting the second of connecing the structure cartridge and connect the structure of connecing.
According to compact high-voltage inverter, first connect the socket structure with the second connects and connects one of them to set up to the inserted sheet, first connect the socket structure with the second connects and connects two another settings of socket structure to.
According to compact high-voltage inverter, the internal deep bead that is provided with more than two and top-down and arranges in proper order of first cabinet, each all be provided with on the deep bead the through-hole.
According to compact high-voltage inverter, first open-ended top is provided with downwardly extending's baffle, highly being less than of baffle first open-ended height.
According to compact high-voltage inverter, the baffle with the interval has between the transformer.
According to compact high-voltage inverter, power unit's both sides are provided with the bracket respectively, the internal being provided with of first cabinet with bracket matched with module guide rail.
According to compact high-voltage inverter, be connected with the locating part through threaded fastener on the module guide rail, the locating part extends to the front side of bracket.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The present invention will be further described with reference to the accompanying drawings and examples;
FIG. 1 is a block diagram of an embodiment of the present invention;
fig. 2 is an exploded view of an embodiment of the present invention;
fig. 3 is a structural diagram of the first cabinet and the power unit in the embodiment of the present invention;
fig. 4 is a structural diagram of the first cabinet in the embodiment of the present invention;
fig. 5 is a structural diagram of a power unit in an embodiment of the present invention.
Detailed Description
This section will describe in detail the embodiments of the present invention, preferred embodiments of the present invention are shown in the attached drawings, which are used to supplement the description of the text part of the specification with figures, so that one can intuitively and vividly understand each technical feature and the whole technical solution of the present invention, but they cannot be understood as the limitation of the protection scope of the present invention.
In the description of the present invention, it should be understood that the orientation or positional relationship indicated with respect to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, the terms greater than, less than, exceeding, etc. are understood to exclude the number, and the terms above, below, inside, etc. are understood to include the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.
Referring to fig. 1 and 2, the compact high-voltage inverter according to an embodiment of the present invention includes a first cabinet 10, a power unit 20, a second cabinet 30, a transformer 40, and a fan device (not shown in the figure). A through hole 141 is provided at the rear side of the first cabinet 10, and the power unit 20 is disposed in the first cabinet 10. The second cabinet 30 is disposed at the rear side of the first cabinet 10, the front side of the second cabinet 30 has a first opening 31 communicated with the through hole 141, the top of the second cabinet 30 has a second opening 32, and the transformer 40 is disposed in the second cabinet 30. The fan device is disposed at the second opening 32, a fan cover 51 is disposed on the top of the second cabinet 30, and the fan device is disposed in the fan cover 51.
Through the structure, the first cabinet 10 and the second cabinet 30 are arranged together in a front-back manner, so that the total floor area of the frequency converter can be reduced, and the frequency converter is easy to install and arrange. In addition, when the fan device is operated, air in the first cabinet 10 and the second cabinet 30 can be caused to flow so as to ventilate and dissipate heat of the power unit 20 and the transformer 40, so that the number of the fan devices of the frequency converter can be reduced, the total length of cables required for wiring can be reduced, and the equipment cost can be reduced.
A heat sink 21 is provided on the power unit 20, the heat sink 21 is located at the through hole 141, and when the fan device is operated, air flow passes through the heat sink 21 to take heat away.
The internal structure and operation principle of the power unit 20 are well known to those skilled in the art, and will not be further described herein.
Specifically, the rear side of the first cabinet 10 has a mounting groove 11 opened rearward, the through hole 141 and the first opening 31 communicate through the mounting groove 11, and the cable holder 111 is disposed in the mounting groove 11. The cable holder 111 may be made of an insulating material to improve safety. Can supply the cable to arrange in the mounting groove 11, and can make and have sufficient air flow space between the first cabinet body 10 and the second cabinet body 30, avoid appearing the insufficient condition that makes the radiating effect not good of air flow.
Referring to fig. 3, a mounting bracket 12 is provided in the mounting groove 11, a first socket structure 13 is provided on the mounting bracket 12, and a second socket structure 22 to which the first socket structure 13 is inserted is provided at the rear of the power unit 20. Through this structure for the electric connection operation between power unit 20 and other equipment is comparatively convenient, and power unit 20 can quick plug, and the dismouting and the maintenance of power unit 20 of being convenient for are maintained.
Specifically, the first plugging structure 13 is a socket, the second plugging structure 22 is a plug, and the plug is plugged with the socket. In some embodiments, the first connector structure 13 may be configured as a male connector structure and the second connector structure 22 may be configured as a female connector structure.
Two or more wind deflectors 14 are provided in the first cabinet 10, the wind deflectors 14 are arranged in this order from the top to the bottom, and the through holes 141 are provided in each wind deflector 14. The power units 20 may be arranged in multiple layers as needed, for example, referring to fig. 3, three wind deflectors 14 are provided in the first cabinet 10, and a plurality of through holes 141 are arranged in the lateral direction on each wind deflector 14, i.e., the power units 20 may be arranged in three layers in the first cabinet 10.
Of course, the number of the wind deflectors 14 can be adjusted according to the requirement to change the number of the distribution layers of the power units 20; or multiple rows of through holes 141 may be provided in one wind deflector 14 to facilitate the layering of the power cells 20 while reducing the number of wind deflectors 14.
Referring to fig. 2, a partition 33 extending downward is provided at the top of the first opening 31, and the height of the partition 33 is smaller than that of the first opening 31. Can play the separation effect through baffle 33, can form the wind channel between first cabinet body 10 and second cabinet body 30 through baffle 33, the air need bypass baffle 33 when flowing to make the air can fully flow in order to take away the heat at first cabinet body 10 and second cabinet body 30, optimize the radiating effect.
The partition 33 is spaced apart from the transformer 40 to facilitate the flow of air.
Referring to fig. 4 and 5, brackets 23 are respectively disposed at both sides of the power unit 20, and a module rail 15 engaged with the brackets 23 is disposed in the first cabinet 10. The bracket 23 rests on the module rail 15, and the power unit 20 can slide along the module rail 15 to mount the power unit 20 in place, and the first and second plug structures 13 and 22 can be plugged together to facilitate the assembly and disassembly of the power unit 20.
A stopper 16 is connected to the module rail 15 by a screw fastener, and the stopper 16 extends to the front side of the bracket 23. By this structure, the carriage 23 is restricted from sliding along the module rail 15 to position the power unit 20.
The bracket 23 is connected with the limiting member 16 through a threaded fastener so as to further position the power unit 20. The threaded fasteners may be provided as bolts or screws.
In some embodiments, a slide groove may also be provided on one of the carriage 23 and the module rail 15, and a slide portion provided in the slide groove may be provided on the other of the carriage 23 and the module rail 15.
In addition, when the high-voltage frequency converter is used in a composition system, a bypass cabinet and a control cabinet are further arranged, and cable connections among the cabinet bodies are familiar to those skilled in the art and are not described in detail herein.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.

Claims (10)

1. Compact high-voltage inverter, its characterized in that includes:
the rear side of the first cabinet body is provided with a through hole;
the power unit is arranged in the first cabinet body;
the second cabinet body is arranged at the rear side of the first cabinet body, a first opening communicated with the through hole is formed in the front side of the second cabinet body, and a second opening is formed in the top of the second cabinet body;
the transformer is arranged in the second cabinet body;
and the fan device is arranged at the second opening.
2. The compact high-voltage inverter according to claim 1, wherein the rear side of the first cabinet has a mounting groove opened rearward, and the through hole and the first opening communicate with each other through the mounting groove.
3. The compact high-voltage inverter according to claim 2, wherein a cable holder is disposed in the mounting groove.
4. The compact high-voltage inverter according to claim 2, wherein a mounting frame is disposed in the mounting groove, a first plug structure is disposed on the mounting frame, and a second plug structure is disposed at a rear portion of the power unit and plugged into the first plug structure.
5. The compact high-voltage inverter of claim 4, wherein one of the first and second plug structures is a plug, and the other of the first and second plug structures is a socket.
6. The compact high-voltage inverter according to claim 1, wherein the first cabinet has two or more wind deflectors arranged in sequence from top to bottom, and each wind deflector has the through hole.
7. The compact high-voltage inverter according to claim 1 or 6, wherein a top of the first opening is provided with a partition extending downward, and a height of the partition is smaller than a height of the first opening.
8. The compact high-voltage inverter of claim 7, wherein the partition is spaced apart from the transformer.
9. The compact high-voltage inverter according to claim 1 or 4, wherein brackets are respectively disposed at two sides of the power unit, and a module rail matched with the brackets is disposed in the first cabinet.
10. The compact high-voltage inverter according to claim 9, wherein a stopper is connected to the module rail by a screw fastener, and the stopper extends to a front side of the bracket.
CN201921918210.3U 2019-11-07 2019-11-07 Compact high-voltage frequency converter Active CN210958122U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201921918210.3U CN210958122U (en) 2019-11-07 2019-11-07 Compact high-voltage frequency converter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201921918210.3U CN210958122U (en) 2019-11-07 2019-11-07 Compact high-voltage frequency converter

Publications (1)

Publication Number Publication Date
CN210958122U true CN210958122U (en) 2020-07-07

Family

ID=71376350

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201921918210.3U Active CN210958122U (en) 2019-11-07 2019-11-07 Compact high-voltage frequency converter

Country Status (1)

Country Link
CN (1) CN210958122U (en)

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