CN203718186U - Wind power converter water cooling pipeline sealing connection device - Google Patents
Wind power converter water cooling pipeline sealing connection device Download PDFInfo
- Publication number
- CN203718186U CN203718186U CN201420022570.6U CN201420022570U CN203718186U CN 203718186 U CN203718186 U CN 203718186U CN 201420022570 U CN201420022570 U CN 201420022570U CN 203718186 U CN203718186 U CN 203718186U
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- China
- Prior art keywords
- ladder step
- ladder platform
- connecting head
- water cooling
- groove
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- Expired - Fee Related
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Abstract
The utility model relates to the field of wind power converter devices, in particular to a wind power converter water cooling pipeline sealing connection device which comprises a connection pipe, a connector and a water cooling device. The vertical section of the outer surface of the connector is ladder-shaped, namely the connector is formed by sequentially connecting a first ladder step, a second ladder step and a third ladder step. The outer diameters of the first ladder step, the second ladder step and the third ladder step are sequentially reduced. Outer threads are arranged on the first ladder step and the third ladder step, and a sealing ring is arranged on the second ladder step. A groove A matched with the sealing ring is embedded in the first ladder step at the connection position of the first ladder step and the second ladder step. A cavity is arranged in the water cooling device, inner threads matched with the outer threads of the first ladder step and the second ladder step are arranged in the cavity, a groove matched with the groove of the first ladder step and the sealing ring is further formed in the cavity, and anticorrosion layers are arranged in the connection pipe and the connector. The connection device is good in sealing effect, facilitates disassembly maintenance or replacement, is high in corrosion resistance, can reduce use cost, and prolongs the service life.
Description
Technical field
The utility model relates to wind electric converter apparatus field, specifically relates to wind electric converter water-cooled pipe line sealing joint device.
Background technique
The radiating requirements of wind electric converter is very large, reaches nearly 60KJ as the total losses of this high-power wind power converter inverter cabinet of 3MW, relies on merely the air-cooled requirement that is almost difficult to realize heat radiation, therefore can on wind electric converter, add water-cooled pipeline and carry out water-cooling.The key of water-cooling is the sealing at the connection mouth place of current, in power electronic product, seal failure caused " ooze, drip, leak " phenomenon not only can affect radiating effect, affect the normal operation of electronic parts and components, even can set off an explosion in the time handling inefficacy, fire etc. jeopardized the catastrophic failure of personal safety.Sealing in most of joint of the water-cooled connecting tube of existing current transformer is to rely on simple thread seal to realize, in order to prevent leaking of this Placement, tend to be wrapped with a large amount of raw meal belts in threaded connection place, or coat a large amount of thread locking adhesives.These two kinds of method sealing effects are not good, because use raw meal belt, raw meal belt can wear and tear with the screw thread friction of cooperation place, and raw material are with the risk entering in water-cooled pipeline; And the thread locking adhesive using sealing will cause dismounting trouble, the sealer of need to dismantling, then seals up new sealer again, and use is inconvenient, causes a large amount of wastes on cost.
Model utility content
Technical problem to be solved in the utility model is to provide a kind of good sealing effect, be easy to remove and repair or replacement, etch-proof wind electric converter water-cooled pipe line sealing joint device.
For solving the problems of the technologies described above, the utility model provides following technological scheme: wind electric converter water-cooled pipe line sealing joint device, comprise connecting tube, connecting head and water cooling plant, connecting head one end is connected with connecting tube, and be connected with connecting tube inside, the connecting head the other end is connected with water cooling plant, the longitudinal section of connecting head outer surface is stepped, be that connecting head is by the first ladder platform, second-order halfpace and the 3rd ladder platform are connected to form successively, the first ladder platform, second-order halfpace and the 3rd ladder platform external diameter reduce successively, the first ladder platform and the 3rd ladder platform are provided with outside thread, second-order halfpace is provided with seal ring, described the first ladder platform embeds with second-order halfpace joint the groove A matching with seal ring at it, in described water cooling plant, be provided with cavity, in cavity, be respectively equipped with the internal thread matching with the first ladder platform, the 3rd ladder platform outside thread, in cavity, be also provided with and the groove A of the first ladder platform, the groove B that seal ring matches,
In described connecting tube, connecting head, be equipped with anticorrosive coat.
Further, between described connecting tube and connecting head, flange is connected, and one end that connecting head contacts with connecting tube is provided with projection, and one end that connecting tube contacts with connecting head is provided with the groove C matching with projection.
Further, described anticorrosive coat adopts polytetrafluoroethylene floor.
Further, described seal ring adopts V-type rubber seal.
The beneficial effect that the utility model compared with prior art has is: by the water cooling plant water inlet of the 3rd ladder platform sleeve on wind electric converter of connecting head, seal ring is arranged between the groove A of the first ladder platform and the groove B of water cooling plant, by the first ladder platform, seal ring is pressed in water cooling plant groove B, easy-to-operat and good sealing effect, and seal ring adopts V-type rubber seal, further improves sealability; Between connecting tube and connecting head, adopt flange to be connected, be convenient to detachable maintaining or replacement, reduce costs, and between connecting tube and connecting head, use projection to coordinate with groove C, stable connection and good airproof performance; In connecting tube, connecting head, be provided with anticorrosive coat, improve equipment anticorrosion performance and delay service life of equipment.
Brief description of the drawings
Fig. 1 is the utility model structural representation.
Embodiment
In order to make the purpose of this utility model, technological scheme and advantage clearer, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein is only in order to explain the utility model, and be not used in restriction the utility model.
Known with reference to Fig. 1, wind electric converter water-cooled pipe line sealing joint device, comprise connecting tube 1, connecting head 2 and water cooling plant 3, connecting head 2 one end are connected with connecting tube 1, and be connected with connecting tube 1 inside, connecting head 2 the other ends are connected with water cooling plant 3, the longitudinal section of connecting head 2 outer surfaces is stepped, be that connecting head 2 is by the first ladder platform 21, second-order halfpace 22 and the 3rd ladder platform 23 are connected to form successively, the first ladder platform 21, second-order halfpace 22 and the 3rd ladder platform 23 external diameters reduce successively, the first ladder platform 21 and the 3rd ladder platform 23 are provided with outside thread, second-order halfpace 22 is provided with seal ring 4, described the first ladder platform 21 embeds with second-order halfpace 22 joints the groove A211 matching with seal ring 4 at it, in described water cooling plant 3, be provided with cavity, in cavity, be respectively equipped with the internal thread matching with the first ladder platform 21, the 3rd ladder platform 23 outside threads, in cavity, be also provided with and the groove A211 of the first ladder platform 21, the groove B31 that seal ring 4 matches, in described connecting tube 1, connecting head 2, be equipped with anticorrosive coat.
Described anticorrosive coat adopts polytetrafluoroethylene floor.
Between described connecting tube 1 and connecting head 2, flange is connected, and one end of contacting with connecting tube 1 of connecting head 2 is provided with projection 24, and one end that connecting tube 1 contacts with connecting head 2 is provided with and the protruding 24 groove C11 that match.
Described seal ring 4 adopts V-type rubber seal.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all any amendments of doing within spirit of the present utility model and principle, be equal to and replace and improvement etc., within all should being included in protection domain of the present utility model.
Claims (4)
1. wind electric converter water-cooled pipe line sealing joint device, comprise connecting tube, connecting head and water cooling plant, connecting head one end is connected with connecting tube, and be connected with connecting tube inside, the connecting head the other end is connected with water cooling plant, it is characterized in that: the longitudinal section of connecting head outer surface is stepped, be that connecting head is connected to form successively by the first ladder platform, second-order halfpace and the 3rd ladder platform, the first ladder platform, second-order halfpace and the 3rd ladder platform external diameter reduce successively, the first ladder platform and the 3rd ladder platform are provided with outside thread, and second-order halfpace is provided with seal ring; Described the first ladder platform embeds with second-order halfpace joint the groove A matching with seal ring at it; In described water cooling plant, be provided with cavity, in cavity, be respectively equipped with the internal thread matching with the first ladder platform, the 3rd ladder platform outside thread, in cavity, be also provided with and the groove A of the first ladder platform, the groove B that seal ring matches;
In described connecting tube, connecting head, be equipped with anticorrosive coat.
2. wind electric converter water-cooled pipe line sealing joint device according to claim 1, it is characterized in that: between described connecting tube and connecting head, flange is connected, and one end that connecting head contacts with connecting tube is provided with projection, one end that connecting tube contacts with connecting head is provided with the groove C matching with projection.
3. wind electric converter water-cooled pipe line sealing joint device according to claim 1 and 2, is characterized in that: described anticorrosive coat adopts polytetrafluoroethylene floor.
4. wind electric converter water-cooled pipe line sealing joint device according to claim 3, is characterized in that: described seal ring adopts V-type rubber seal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420022570.6U CN203718186U (en) | 2014-01-14 | 2014-01-14 | Wind power converter water cooling pipeline sealing connection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420022570.6U CN203718186U (en) | 2014-01-14 | 2014-01-14 | Wind power converter water cooling pipeline sealing connection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203718186U true CN203718186U (en) | 2014-07-16 |
Family
ID=51157336
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420022570.6U Expired - Fee Related CN203718186U (en) | 2014-01-14 | 2014-01-14 | Wind power converter water cooling pipeline sealing connection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203718186U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021047669A1 (en) * | 2019-09-14 | 2021-03-18 | 江苏永力管道有限公司 | Combined multi-end-face sealing rotary compensator |
-
2014
- 2014-01-14 CN CN201420022570.6U patent/CN203718186U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021047669A1 (en) * | 2019-09-14 | 2021-03-18 | 江苏永力管道有限公司 | Combined multi-end-face sealing rotary compensator |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140716 Termination date: 20150114 |
|
| EXPY | Termination of patent right or utility model |