CN101986521B - Winding lead-out terminal block for high-voltage refrigerating motor - Google Patents
Winding lead-out terminal block for high-voltage refrigerating motor Download PDFInfo
- Publication number
- CN101986521B CN101986521B CN2010102202438A CN201010220243A CN101986521B CN 101986521 B CN101986521 B CN 101986521B CN 2010102202438 A CN2010102202438 A CN 2010102202438A CN 201010220243 A CN201010220243 A CN 201010220243A CN 101986521 B CN101986521 B CN 101986521B
- Authority
- CN
- China
- Prior art keywords
- port
- high pressure
- binding post
- copper bar
- conductive copper
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Insulation, Fastening Of Motor, Generator Windings (AREA)
Abstract
The invention discloses a winding lead-out terminal block for a high-voltage refrigerating motor. The winding lead-out terminal block comprises a porcelain pipe (1) and an iron case (4) which is fixedly arranged on the outer wall of the porcelain pipe (1) and fixed with an external mechanism. The porcelain pipe (1) is provided with a first port, a second port and a cavity between the first port and the second port, wherein, the first port is internally provided with a conductive copper bar (2); the second port is internally provided with a high-voltage cable (3); the high-voltage cable (3) is fixedly connected with the conductive copper bar (2) in the cavity; and the first port and the second port are equipped with sealing devices. The winding lead-out terminal block for the high-voltage refrigerating motor ensures that the problems in the prior art are solved, and can be applied to a high-voltage refrigerating motor.
Description
Technical field
The winding that the present invention relates to high pressure refrigeration motor is drawn binding post.
Background technology
High-voltage motor is meant rated voltage at the above motor of 1000V, and common for example 6000V and 10000V voltage because external electrical network is different, also have multiple voltage grades such as 3300V and 6600V.Because high-voltage motor power is directly proportional with the product of voltage and current; Therefore when power increases to a certain degree (like 300KW/380V); The restriction that electric current receives the permission ability to bear of lead just is difficult to do greatly, or cost is too high, need realize high-power output through improving voltage.(compressor is with the employed insulating material of high-voltage motor for refrigeration; Owing to be operated in and be full of in gas, liquid cold-producing medium and the refrigerator oil; So insulating material must tolerate the erosion of these working medias; And the time that insulating material tolerance is corroded directly determined the life-span of refrigeration motor, so when making the refrigeration motor, require these insulating material can tolerate the erosion of these working medias.
High pressure refrigeration motor is compared with the high-voltage motor of common standard or other no seal request; High pressure refrigeration motor work in 2MPa fully and be full of cold-producing medium and the sealing system of refrigerator oil in, be a pressure bearing insulating part that can bear pressure and working media between this just requires motor and power supply is connected.Under the prior art, do not draw binding post even be fit to be applied to the high pressure refrigeration motor windings of high pressure refrigeration motor.
Summary of the invention
In order to overcome the deficiency that prior art exists, the object of the present invention is to provide a kind of high pressure refrigeration motor windings to draw binding post.
For reaching above purpose; The invention provides a kind of high pressure refrigeration motor windings and draw binding post; It comprises porcelain tube and is fixedly installed on this porcelain tube outer wall, is used for the iron-clad that fixes with external agency; Described porcelain tube has first port, second port and is positioned at the cavity between described first port and second port, in described first port conductive copper bar is installed, and in described second port high-tension cable is installed; Described high-tension cable and conductive copper bar are fixedly connected in described cavity, and described first port and second port also are provided with sealing device.
Further improvement of the present invention is that the outside of described iron-clad is formed with screw thread, and described screw thread end is provided with sealing ring.
Further improvement of the present invention is, described iron-clad and described porcelain tube riveting together after, in thermostatic drying chamber, cure.
Further improvement of the present invention is; Inwardly radially protrude formation one annular boss near described first port on the cavity inner wall of described porcelain tube; Described conductive copper bar one end radially enlarges accordingly with it and forms an expansion section; The other end of described conductive copper bar penetrates the back from described second port successively and passes from described first port, thereby said expansion section is against on the described annular boss.
Further improvement of the present invention is, is provided with sealing ring between described expansion section and the described annular boss.
Further improvement of the present invention is that described high-tension cable is connected through welding manner with the conductive copper bar.
Further improvement of the present invention is; The preparatory junction of described conductive copper bar and described high-tension cable is provided with the melting welding hole; The preparatory link of described high-tension cable is fixed in this melting welding hole through welding manner; The outer cover in described melting welding hole is provided with the mica cover, is filled with fluid sealant between described mica cover and the described high-tension cable.
Further improvement of the present invention is that described first port is provided with seal cover.
Further improvement of the present invention is that packing ring and copper ring have been threaded on the described conductive copper bar.
The beneficial effect that high pressure refrigeration motor windings of the present invention is drawn binding post is: be provided with the porcelain tube that is used to protect conductive copper bar and high-tension cable junction; Also be provided with sealing device simultaneously; Prevent that cold-producing medium and refrigerator oil from getting into the junction of conductive copper bar and high-tension cable, thereby go for high pressure refrigeration motor.
Description of drawings
Accompanying drawing 1 is drawn the main cutaway view of binding post for high pressure refrigeration motor windings of the present invention.
Wherein: 1, porcelain tube; 2, conductive copper bar; 3, high-tension cable; 4, iron-clad; 5, mica cover; 6, sealing ring; 7, sealing ring; 8, seal cover; 9, fluid sealant.
Embodiment
Below in conjunction with accompanying drawing preferred embodiment of the present invention is set forth in detail, thereby protection scope of the present invention is made more explicit defining so that advantage of the present invention and characteristic can be easier to it will be appreciated by those skilled in the art that.
Referring to accompanying drawing 1, a kind of high pressure refrigeration motor windings is drawn binding post, comprises porcelain tube 1 and is fixedly installed on this porcelain tube 1 outer wall, is used for the iron-clad 4 that fixes with external agency, and porcelain tube 1 is processed by ceramic material in the present embodiment.
Porcelain tube 1 have first port, second port and be positioned at first port and second port between cavity; Conductive copper bar 2 is installed in first port; High-tension cable 3 is installed in second port; High-tension cable 3 is fixedly connected in cavity with conductive copper bar 2, and first port and second port also are provided with sealing device.The outside of iron-clad 4 is formed with screw thread, and screw thread end is provided with sealing ring 6; In that iron-clad, insulator and seal riveting on special equipment and frock is in the same place, in 100～110 ℃ thermostatic drying chamber, cure about 6h then.Be threaded on the conductive copper bar 2 packing ring and copper ring are used for the clamping power line.
Inwardly radially protrude formation one annular boss near first port on the cavity inner wall of porcelain tube 1; Conductive copper bar 2 one ends radially enlarge accordingly with it and form an expansion section; The other end of conductive copper bar 2 penetrates the back from second port successively and passes from first port; Thereby said expansion section is against on the annular boss, is provided with sealing ring 7, the first ports between expansion section and the annular boss and is provided with seal cover 8; In the present embodiment; The effect of the sealing ring 7 of first port is to prevent that cold-producing medium and refrigerator oil from getting into the junction of high-tension cable 3 and conductive copper bar 2 from first port; Also be provided with seal cover 8 in first port; Conductive copper bar 2 stretches out from seal cover 8, and it is inner to prevent that further cold-producing medium and refrigerator oil from getting into binding post.
Conductive copper bar 2 is provided with the melting welding hole with the preparatory junction of high-tension cable 3; The preparatory link of high-tension cable 3 is fixed in this melting welding hole through welding manner; The outer cover in melting welding hole is provided with mica cover 5; Mica cover 5 has the effect of insulation, is filled with fluid sealant 9 between porcelain tube 1 and the high-tension cable 3, thereby makes cold-producing medium and refrigerator oil can't get into the junction of high-tension cable 3 and conductive copper bar 2 from second port.
In the present embodiment; High pressure refrigeration motor windings is drawn binding post and external agency and is connected through near the iron-clad 4 that is arranged on second port; Be formed with external screw thread near second port on the iron-clad 4; Near first port then for the nut type parts so that iron-clad 4 is operated, between nut type parts and screw thread, be provided with sealing ring 6, at iron-clad 4 with after external agency is connected; Sealing ring 6 can prevent that cold-producing medium and refrigerator oil from getting into connecting portion, prevented that more cold-producing medium and refrigerator oil are penetrated in the high-tension cable 3.
Through above-mentioned execution mode, be not difficult to find out that the present invention is that a kind of high pressure refrigeration motor windings that can steady in a long-term apply to high pressure refrigeration motor is drawn binding post.Above execution mode only is explanation technical conceive of the present invention and characteristics; Its purpose is to let the people that is familiar with this technology understand content of the present invention and implements; Can not limit protection scope of the present invention with this, all equivalences that spirit is done according to the present invention change or modify all contains body in protection scope of the present invention.
Claims (9)
1. a high pressure refrigeration motor windings is drawn binding post; It is characterized in that: it comprises porcelain tube (1) and is fixedly installed on this porcelain tube (1) outer wall, is used for the iron-clad (4) that fixes with external agency; Described porcelain tube (1) has first port, second port and is positioned at the cavity between described first port and second port, in described first port conductive copper bar is installed
(2), high-tension cable (3) is installed in described second port, described high-tension cable (3) is fixedly connected in described cavity with conductive copper bar (2), and described first port and second port also are provided with sealing device.
2. high pressure according to claim 1 refrigeration motor windings is drawn binding post, and it is characterized in that: the outside of described iron-clad (4) is formed with screw thread, and described screw thread end is provided with sealing ring (6).
3. high pressure according to claim 1 refrigeration motor windings is drawn binding post, it is characterized in that: described iron-clad (4) and described porcelain tube (1) riveting together after, in thermostatic drying chamber, cure.
4. high pressure refrigeration motor windings according to claim 1 is drawn binding post; It is characterized in that: inwardly radially protrude formation one annular boss near described first port on the cavity inner wall of described porcelain tube (1); Described conductive copper bar (2) one ends radially enlarge accordingly with it and form an expansion section; The other end of described conductive copper bar (2) penetrates the back from described second port successively and passes from described first port, thereby said expansion section is against on the described annular boss.
5. high pressure refrigeration motor windings according to claim 4 is drawn binding post, it is characterized in that: be provided with sealing ring (7) between described expansion section and the described annular boss.
6. high pressure refrigeration motor windings according to claim 1 is drawn binding post, and it is characterized in that: described high-tension cable (3) is connected through welding manner with conductive copper bar (2).
7. high pressure refrigeration motor windings according to claim 6 is drawn binding post; It is characterized in that: described conductive copper bar (2) is provided with the melting welding hole with the preparatory junction of described high-tension cable (3); The preparatory link of described high-tension cable (3) is fixed in this melting welding hole through welding manner; The outer cover in described melting welding hole is provided with mica cover (5), is filled with fluid sealant (9) between described mica cover (5) and the described high-tension cable (3).
8. high pressure refrigeration motor windings according to claim 1 is drawn binding post, and it is characterized in that: described first port is provided with seal cover (8).
9. high pressure refrigeration motor windings according to claim 1 is drawn binding post, and it is characterized in that: packing ring and copper ring have been threaded on the described conductive copper bar (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102202438A CN101986521B (en) | 2010-06-30 | 2010-06-30 | Winding lead-out terminal block for high-voltage refrigerating motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102202438A CN101986521B (en) | 2010-06-30 | 2010-06-30 | Winding lead-out terminal block for high-voltage refrigerating motor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101986521A CN101986521A (en) | 2011-03-16 |
| CN101986521B true CN101986521B (en) | 2012-11-07 |
Family
ID=43710838
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010102202438A Active CN101986521B (en) | 2010-06-30 | 2010-06-30 | Winding lead-out terminal block for high-voltage refrigerating motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101986521B (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201860202U (en) * | 2010-06-30 | 2011-06-08 | 苏州贝得科技有限公司 | Winding lead-out connecting terminal of high-pressure refrigeration motor |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008011663A (en) * | 2006-06-30 | 2008-01-17 | Meidensha Corp | Lead wire drawing-out structure for motor |
-
2010
- 2010-06-30 CN CN2010102202438A patent/CN101986521B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201860202U (en) * | 2010-06-30 | 2011-06-08 | 苏州贝得科技有限公司 | Winding lead-out connecting terminal of high-pressure refrigeration motor |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101986521A (en) | 2011-03-16 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201860202U (en) | Winding lead-out connecting terminal of high-pressure refrigeration motor | |
| CN203481774U (en) | Cable joint | |
| CN101577155B (en) | Draw rod mounting arrangement for a high voltage bushing, high voltage bushing and high voltage device | |
| CN103339836A (en) | Direct current electric motor in an explosion proof design | |
| CN203932352U (en) | A kind of cable and conductor connecting pipe | |
| CN103268847B (en) | Fuse with sleeve structure and mounting method | |
| CN101986521B (en) | Winding lead-out terminal block for high-voltage refrigerating motor | |
| JP6345232B2 (en) | Electric bushing application | |
| CN205724749U (en) | The wall bushing that a kind of dirt exclusion capabilities is strong | |
| CN101592229B (en) | Oil feeding and relieve valve of high pressure electric appliance special device | |
| CN102800468B (en) | Impregnated paper capacitive oil-SF6 transformer bushing | |
| US9875826B2 (en) | Field makeable cryostat/current connections for an HTS tape power cable | |
| US2278974A (en) | Bushing for encased electrical apparatus | |
| CN205881654U (en) | Oil -immersed transformer's installation of novel winding and cooling structure | |
| CN205509458U (en) | Awl plug -in terminal in 35kV | |
| CN205248064U (en) | Sulfur hexafluoride gas -insulated transformer | |
| CN209199698U (en) | Direct current equalizing resistance device | |
| CN211128224U (en) | High-power electric heating pipe made of high polymer material | |
| CN102938305B (en) | Super extra-high-voltage alternating current transformer outgoing line device | |
| CN100377447C (en) | Lightning protection coaxial connector | |
| CN203659598U (en) | Sealing joint for leading wire of transformer | |
| CN203150923U (en) | Insulated bus connecting device for ring network cabinet | |
| CN208014536U (en) | A kind of sealed connecting tube of on-load voltage regulating switch | |
| CN202736676U (en) | Internal oil separating device for transformer body | |
| CN106374405B (en) | A kind of 10 kilovolts of wall-through bushing insulators |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |