CN102931009A - Processing method for vacuum switch - Google Patents
Processing method for vacuum switch Download PDFInfo
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- CN102931009A CN102931009A CN2011102336920A CN201110233692A CN102931009A CN 102931009 A CN102931009 A CN 102931009A CN 2011102336920 A CN2011102336920 A CN 2011102336920A CN 201110233692 A CN201110233692 A CN 201110233692A CN 102931009 A CN102931009 A CN 102931009A
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- end wall
- contact end
- fixed contact
- input
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Abstract
The invention discloses a processing method for a vacuum switch. A vacuum shell, a fixed contact end wall, a moving contact end wall, an arc extinguishing chamber, an output electrode and an input electrode are mainly involved. The processing method is characterized in that the vacuum shell is ceramic tubular; the edges of the fixed contact end wall and the moving contact end wall are fixedly connected to the two ends of the vacuum shell in a sealed way respectively to form the sealed arc extinguishing chamber; the input electrode comprises a fixed contact, an input handle, a bleeder hole and a sealing part; the input handle is perpendicularly and fixedly connected with the plane of a reinforcement body in a sealed way; the output electrode penetrates through an axle hole of the moving contact end wall, and is fixed by a sealing ring sleeved on the output shaft; a laminate elastic tube is sleeved on an output barrel of the output electrode; and one end of the laminate elastic tube is fixedly connected with the bottom surface of a mask in a sealed way, and the other port of the laminate elastic tube is fixedly connected with the inner lateral surface of the moving contact end wall in a sealed way. The processing method comprises the following steps of: after a component with the two electrodes and the fixed contact end wall are assembled, fixedly connecting the component, the fixed contact end wall and the vacuum shell in a sealed way in a natural state, connecting the bleeder hole of the input electrode to a negative pressure device, exhausting air from the arc quenching chamber, and sealing the bleeder hole by using a sealing part when negative pressure reaches a preset value.
Description
Technical field
The present invention relates to a kind of processing method of vacuum switch.
Background technology
Vacuum switch is a kind of electronic control device, usually is applied in the automatic control circuit, in fact uses less electric current to remove to control a kind of " automatic switch " of larger electric current.In circuit, play the effects such as automatic adjusting, safeguard protection, change-over circuit, use very extensive.But because the arc control device of vacuum switch are that vaccum case is porcelain, the operation that therefore vacuumizes in the course of processing brings a lot of troubles for the manufacturing of this product, and the two poles of the earth assembly is put in the vacuum tank and is stitched together with arc control device, brings a lot of inconvenience for the assembling of product.
Summary of the invention
The processing method of vacuum switch is exactly for addressing the above problem disclosed a kind of technical scheme, mainly comprise: vaccum case (1), fixed contact end wall (2), moving contact end wall (3), arc control device (4), reinforcing body (5), output stage (6), the input utmost point (13), it is characterized in that: vaccum case (1) is ceramic tubular, fixed contact end wall (2), moving contact end wall (3) is the identical bowl bodies of shape, its edge is the airtight two ends that are fixed in vaccum case (1) respectively, form airtight arc control device (4), the position, the center of circle of moving contact end wall (3) is equipped with axis hole, be equipped with the circular groove (12) that the clout that utilizes moving contact end wall (3) is processed into around the axis hole, circular groove (12) is concentric with the axis hole of moving contact end wall (3); Reinforcing body (5) is the round sheet metalwork, and its thickness is 2 times of fixed contact end wall (2) thickness, and reinforcing body (5) is installed with the centre in fixed contact end wall (2); The input utmost point (13) totally is "T"-shaped structure, comprise fixed contact (14), input handle (13 '), aspirating hole (16), seal (17), fixed contact (14) is circular pan, input handle (13 ') is cylinder, fixed contact (14) is one-body molded with input handle (13 '), the outer end of input handle (13 ') is equipped with screw thread (15), axle center at input handle (13 ') and fixed contact (14) is equipped with aspirating hole (16), and input handle (13 ') passes reinforcing body (5) center of circle and affixed with the residing plane of reinforcing body (5) vertical seal; Output stage (6) comprises moving contact (7), shade (8), laminate elastic tubes (9), screw (10), sealing ring (11), output stage (6) is identical with the input utmost point (13) shape, be equipped with " cylinder " shape shade (8) in the periphery of moving contact (7), the curved surface of shade (8) is perpendicular to the bottom surface of shade (8), the bottom surface of shade (8) vertically is fixed on the output handle of output stage (6), and the degree of depth of shade (8) is 2～3 times of moving contact (7) or fixed contact (14) thickness, sealing ring (11) is the rubber parts of approximate " ∏ " shape tubulose, the collar extension edge of sealing ring (11) is equipped with the round sheet structure, and one-body molded with the body of sealing ring (11), the external diameter of its round sheet structure is greater than the internal diameter 0.2～0.5mm of the circular groove (12) on the moving contact end wall (3), the bore of sealing ring (11) is less than the external diameter 0.5～0.7mm of the output handle of output stage (6), the body external diameter of sealing ring (11) is greater than the axis hole aperture 0.5～0.7mm of moving contact end wall (3), the output handle of output stage (6) passes the axis hole of moving contact end wall (3), and be nested with sealing ring (11) at the axis hole place of moving contact end wall (3), and the round sheet structural member that makes sealing ring (11) is embedded in the circular groove (12), laminating elastic tubes (9) is the metal tube that a kind of tube wall is " W " or " M " shape fold, open-shaped attitude under its fold normality, laminating elastic tubes (9) is nested with on the output handle of output stage (6), one end of its close shade (8) and the sealing bottom surface of shade (8) are affixed, the medial surface of another port and moving contact end wall (3), the axis hole peripheral seal of moving contact end wall (3) is affixed, laminate the axis hole of elastic tubes (9) and moving contact end wall (3), output stage (6) and the input utmost point (13) are concentric, and under the effect that laminates elastic tubes (9), moving contact (7) is in the normally closed state that closes with fixed contact (14); Its processing method: after the assembling of the two poles of the earth assembly and dynamic and static contact end wall is complete, affixed with vaccum case (1) sealing again under nature, then will input aspirating hole (16) the access negative pressure device of input handle (13 ') outer end of the utmost point (13), extract the air in the arc control device (4) out, when negative pressure reaches predetermined value, get final product with seal (17) sealing aspirating hole (16).
This technique need not to improve or add new equipment to the traditional mode of production instrument, because product is to assemble under nature, then vacuumizes, and it is a lot of convenient therefore to increase than completed knocked down products under the vacuum state, has improved output and quality.
Description of drawings
Referring to accompanying drawing, it is structural representation of the present invention;
Embodiment
Below in conjunction with drawings and the specific embodiments technical characterictic of the present invention is described further.
The processing method of vacuum switch mainly comprises: vaccum case (1), fixed contact end wall (2), moving contact end wall (3), arc control device (4), reinforcing body (5), output stage (6), the input utmost point (13), the input utmost point (13) comprises fixed contact (14), input handle (13 '), screw thread (15), aspirating hole (16), seal (17), output stage (6) comprises moving contact (7), shade (8), laminate elastic tubes (9), screw (10), sealing ring (11); To input the utmost point (13), output stage (6) and assembly thereof complete with the assembling of fixed contact end wall (2), moving contact end wall (3) under nature after, affixed with vaccum case (1) sealing again, then the aspirating hole (16) that will input the utmost point (13) is connected with negative pressure device, vacuumize, when reaching predetermined value, get final product at the outside port of the input utmost point (13) with seal (17) sealing aspirating hole (16).
Claims (3)
1. the processing method of vacuum switch, mainly comprise: vaccum case (1), fixed contact end wall (2), moving contact end wall (3), arc control device (4), reinforcing body (5), output stage (6), the input utmost point (13), it is characterized in that: described vaccum case (1) is ceramic tubular, described fixed contact end wall (2), moving contact end wall (3) are the identical bowl bodies of shape, its edge is the airtight two ends that are fixed in described vaccum case (1) respectively, form airtight arc control device (4); Described output stage (6) is identical with the input utmost point (13) shape, totally is "T"-shaped structure.
2. the processing method of vacuum switch according to claim 1, it is characterized in that: the described input utmost point (13) comprises fixed contact (14), input handle (13 '), aspirating hole (16), seal (17), described fixed contact (14) is circular pan, described input handle (13 ') is cylinder, described fixed contact (14) is one-body molded with input handle (13 '), the outer end of described input handle (13 ') is equipped with screw thread (15), axle center at input handle (13 ') and fixed contact (14) is equipped with aspirating hole (16), and described input handle (13 ') passes reinforcing body (5) center of circle and affixed with the residing plane of reinforcing body (5) vertical seal.
3. the processing method of vacuum switch according to claim 1 and 2, its processing method is: with the described input utmost point (13), after output stage (6) and assembly thereof are complete with the assembling of described fixed contact end wall (2) and moving contact end wall (3) respectively, affixed with described vaccum case (1) sealing again under nature, then with aspirating hole (16) the access negative pressure device of input handle (13 ') outer end of the described input utmost point (13), extract the air in the arc control device (4) out, when negative pressure reaches predetermined value, get final product with seal (17) sealing aspirating hole (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011102336920A CN102931009A (en) | 2011-08-09 | 2011-08-09 | Processing method for vacuum switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011102336920A CN102931009A (en) | 2011-08-09 | 2011-08-09 | Processing method for vacuum switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102931009A true CN102931009A (en) | 2013-02-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011102336920A Pending CN102931009A (en) | 2011-08-09 | 2011-08-09 | Processing method for vacuum switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102931009A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1155429B1 (en) * | 1999-02-26 | 2003-01-08 | Siemens Aktiengesellschaft | Vacuum interrupter chamber with ring-shaped insulator |
| CN2779586Y (en) * | 2005-01-27 | 2006-05-10 | 京东方科技集团股份有限公司 | Vacuum switch contactor |
| CN201345315Y (en) * | 2009-01-15 | 2009-11-11 | 武汉飞特电气有限公司 | 12kv vacuum switch pipe for vacuum breaker |
| CN101789328A (en) * | 2010-03-25 | 2010-07-28 | 北京双杰电气股份有限公司 | Three-station vacuum arc extinguish chamber for all-solid switch cabinet |
| CN101820275A (en) * | 2010-04-20 | 2010-09-01 | 华中科技大学 | Laser triggered vacuum switch |
| CN201829410U (en) * | 2010-10-21 | 2011-05-11 | 湖北汉光科技股份有限公司 | Long-service-life vacuum arc-extinguishing chamber for high-and low voltage switches |
-
2011
- 2011-08-09 CN CN2011102336920A patent/CN102931009A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1155429B1 (en) * | 1999-02-26 | 2003-01-08 | Siemens Aktiengesellschaft | Vacuum interrupter chamber with ring-shaped insulator |
| CN2779586Y (en) * | 2005-01-27 | 2006-05-10 | 京东方科技集团股份有限公司 | Vacuum switch contactor |
| CN201345315Y (en) * | 2009-01-15 | 2009-11-11 | 武汉飞特电气有限公司 | 12kv vacuum switch pipe for vacuum breaker |
| CN101789328A (en) * | 2010-03-25 | 2010-07-28 | 北京双杰电气股份有限公司 | Three-station vacuum arc extinguish chamber for all-solid switch cabinet |
| CN101820275A (en) * | 2010-04-20 | 2010-09-01 | 华中科技大学 | Laser triggered vacuum switch |
| CN201829410U (en) * | 2010-10-21 | 2011-05-11 | 湖北汉光科技股份有限公司 | Long-service-life vacuum arc-extinguishing chamber for high-and low voltage switches |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20130213 |