CN204720379U - Single-phase tangible switch module - Google Patents
Single-phase tangible switch module Download PDFInfo
- Publication number
- CN204720379U CN204720379U CN201520375594.4U CN201520375594U CN204720379U CN 204720379 U CN204720379 U CN 204720379U CN 201520375594 U CN201520375594 U CN 201520375594U CN 204720379 U CN204720379 U CN 204720379U
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- China
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- contact
- housing
- lower chamber
- switch module
- cover plate
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- High-Tension Arc-Extinguishing Switches Without Spraying Means (AREA)
Abstract
The utility model discloses a kind of single-phase tangible switch module.It comprises housing, housing is closed by insulation cover plate, there is in housing upper cavity and lower chamber, the front portion of upper cavity is embedded with vacuum interrupter, vacuum extinction indoor have fixed contact and moving contact, the end of fixed contact is connected to and exports on contact, and insulation partition is embedded with transition conductor, and moving contact is connected on transition conductor; Be provided with isolating switch in lower chamber, the upper contact head of isolating switch is connected with transition conductor, and lower contact is fixedly mounted on the bottom of lower chamber, and the middle part of isolating switch is hinged with movable touch knife, and housing and insulation cover plate outer surface are coated with conduction or semiconducting coating.After adopting above-mentioned structure, stop the use of SF6 gas completely, environment-friendly type is stronger; Insulation Problems is more convenient for solving; Improve creepage distance, realize the accessibility of attendant, security reliability is higher, and its manufacturing cost is lower, and combination is flexible, and the switch module of same size has interchangeability.
Description
Technical field
The utility model relates to a kind of electrical switchgear, and specifically a kind of single-phase tangible switch module, belongs to high pressure power transmission and distribution technical field.
Background technology
At present, what China's urban electricity supply network mainly adopted is ring network power supply pattern, and ring network power supply pattern can provide power supply reliability to power consumer, reduces electric power accident impact.Ring main unit is the main electrical complete equipment in ring network power supply, there is the features such as structure is simple, volume is little, power supply safety, its main element is on-load switch, traditional ring main unit mainly adopts air insulation and SF6 gas-insulated, along with the development of national economy, the requirement of power consumer to power supply quality and environmental issue is also more and more higher, the anti-pollution ability of air insulation ring main unit is weak, large problem affected by environment highlights, and the feature of environmental protection problem of SF6 gas ring main unit insulating gas and sealing leakage problem also allow power consumer worry about; In addition, traditional ring main unit degree of protection is lower, and part electrified body is exposed, by the erosion of air, dust, easily causes the corrosion of live ladder, reduces the class of insulation, there is obvious potential safety hazard, very easily cause security incident.
Summary of the invention
The technical problems to be solved in the utility model is to provide a kind of compact, combines flexible, low cost of manufacture, the single-phase tangible switch module that the degree of modularity is high, good insulation preformance, security reliability are high.
In order to solve the problems of the technologies described above, single-phase tangible switch module of the present utility model, comprise the housing that open at one end one end is closed, the open end side of housing is closed by one piece of insulation cover plate, there is in housing the insulation arranged by middle part and cut off the upper cavity and lower chamber that are separated into, the front portion of upper cavity is embedded with vacuum interrupter, vacuum extinction indoor have fixed contact and moving contact, the end of fixed contact is connected on output contact that housing is arranged by the electric-conductor be embedded in housing, insulation partition is embedded with transition conductor, moving contact is connected on transition conductor by being flexible coupling, isolating switch is provided with in lower chamber, the upper contact head of isolating switch is connected with transition conductor, the lower contact of isolating switch is fixedly mounted on the bottom of lower chamber and is connected with the input contact that housing is arranged, the middle part of isolating switch is hinged with can carry out at separating brake and closing position the movable touch knife changed, and the outer surface of housing and insulation cover plate outer surface are coated with one deck conduction or semiconducting coating.
Described output contact is arranged on the top of housing, and described input contact is arranged on the bottom of housing.
One end of described transition conductor connects the upper link extend in upper cavity, and one end connects the lower link extend in lower chamber in addition, and moving contact is connected to by being flexible coupling on upper link, and the upper contact head of isolating switch is connected on lower link.
Described insulation cover plate has the upper through hole communicated with upper cavity and the lower through-hole communicated with lower chamber, the operator link of moving contact reaches outside insulation cover plate from upper through hole, and the operation pull bar on described movable touch knife reaches outside insulation cover plate from lower through-hole.
Described housing is provided with the grounding contact being positioned at lower chamber side, described grounding contact is connected with outside earth terminal.
Undulatory cluster parachute is respectively arranged with in described upper cavity and lower chamber.
After adopting above-mentioned structure, cut off owing to having the insulation arranged by middle part in housing the upper cavity and lower chamber that are separated into, on the one hand, adopt vacuum interrupter as main arc extinguishing unit, stop the use of SF6 gas completely, environment-friendly type is stronger; In addition on the one hand, adopt phase structure, the phase insulation problem of traditional on-load switch is changed into Insulation Problems relatively, Insulation Problems is more convenient for solving; Undulatory cluster parachute is respectively arranged with in upper cavity and lower chamber, improve creepage distance, housing outer surface is coated with conduction or semiconducting coating, realize the accessibility of attendant, security reliability is higher, its manufacturing cost is lower, and combination is flexible, and the switch module of same size has interchangeability.
Accompanying drawing explanation
Fig. 1 is the "on" position structural representation of the single-phase tangible switch module of the utility model;
Fig. 2 is the gate-dividing state structural representation of the single-phase tangible switch module of the utility model;
Fig. 3 is the ground state structural representation of the single-phase tangible switch module of the utility model.
Embodiment
Below in conjunction with the drawings and specific embodiments, single-phase tangible switch module of the present utility model is described in further detail.
As shown in the figure, single-phase tangible switch module of the present utility model, comprises the housing 1 that open at one end one end is closed, and said shell passes through pressure gel technology pouring one-step forming by epoxy resin, the open end side of housing 1 is closed by one piece of insulation cover plate 12, and insulation cover plate is then linked into an integrated entity by bolt and housing 1, plays sealing and the effect isolated, there is in housing 1 insulation arranged by middle part and cut off 8 upper cavity 2 be separated into and lower chambers 3, the front portion of upper cavity 2 is embedded with vacuum interrupter, vacuum extinction indoor have fixed contact 4 and moving contact 5, the end of fixed contact 4 is connected to by the electric-conductor 6 be embedded in housing and exports on contact 7, export the top that contact 7 is arranged on housing 1, insulation partition 8 is embedded with transition conductor 9, one end of transition conductor 9 connects the upper link 17 extend in upper cavity 2, moving contact 5 10 is connected on upper link 17 by being flexible coupling, guarantee moving contact 5 under motion conditions with the electrical connection reliability of transition conductor 9, isolating switch is provided with in lower chamber 3, other one end of transition conductor 9 connects the lower link 18 extend in lower chamber 3, the upper contact head 11 of isolating switch is connected on lower link 18, the lower contact 14 of isolating switch is fixedly mounted on the bottom of lower chamber and is connected with input contact 15, and input contact 15 is arranged on the bottom of housing 1, the middle part of isolating switch is hinged with can carry out at separating brake and closing position the movable touch knife 13 changed, the outer surface of housing 1 and insulation cover plate 12 outer surface are coated with one deck conduction or semiconducting coating 16, for meeting tangibly requirement in running, specifically said conduction or semiconducting coating 16 are coated in the part exported beyond contact 7 and input contact 15.
Wherein, electric-conductor 6, vacuum interrupter, transition conductor 9, grounding contact 21 in the utility model
,lower contact 14 moulding by casting together with housing 1; Before moulding by casting, the fixed contact 4 of electric-conductor 6 and vacuum interrupter must realize electrical connection by tight fixed bolt 22, coated transition buffer layer 23 outside vacuum interrupter simultaneously, transition buffer layer 23 can solve expanding with heat and contract with cold and shock problem between vacuum interrupter and poured with epoxy resin material; The outer surface of shell 1 and insulation cover plate 12 has conduction or semi-conducting grounded shield layer 16, makes running middle shell outer surface tangible, guarantees to touch personal security; Insulation cover plate 12 has the upper through hole 19 communicated with upper cavity and the lower through-hole 20 communicated with lower chamber, moving contact 5 is connected with operation insulated connecting rod, operation insulated connecting rod is connected with the moving contact 5 of vacuum interrupter by bolt, and it can be driven to move, realize the separating brake of vacuum interrupter, closing operation; The operation insulated connecting rod of moving contact 5 reaches outside insulation cover plate 12 from upper through hole 19, attended operation insulated tension pole on movable touch knife 13, and the operation insulated tension pole on movable touch knife 13 reaches outside insulation cover plate 12 from lower through-hole 20; Said housing 1 is also provided with the grounding contact 21 being positioned at lower chamber side, grounding contact 21 is connected with outside earth terminal, is also respectively arranged with undulatory cluster parachute in upper cavity 2 and lower chamber 3.
In use procedure, if when single-phase tangible switch module is in closing position shown in Fig. 1, the fixed contact 4 of electric-conductor 6, vacuum interrupter, the moving contact 5 of vacuum interrupter, be flexible coupling 10, transition conductor 9, movable touch knife, lower contact 14 form electrically conducting loop, can loaded current in engineer applied.Now, external manipulation mechanism can drive the moving contact 5 of vacuum interrupter to move to position shown in Fig. 2 by operation insulated connecting rod, realizes the sub-switching operation of switch module; Then the self-locking of external manipulation mechanism is removed, movable touch knife can be driven first to separate with transition conductor 9 by operation insulated tension pole, and be rotated counterclockwise around bearing pin and contact to grounding contact 21, as shown in Figure 3, now grounding contact 21, movable touch knife, lower contact 14 are combined into the grounded circuit of switch module together, thus complete the program of " close a floodgate separating brake, separating brake are to ground connection ".Otherwise, if when single-phase tangible switch module has just been initially located in the earthing position shown in Fig. 3, the program of " being grounding to separating brake, separating brake to closing a floodgate " then can be completed by contrary order, namely first operating insulated tension pole makes movable touch knife 8 contact with transition conductor 9, open position as shown in Figure 2, then makes the closing position shown in moving contact 5 to Fig. 1 of vacuum interrupter at operation insulated connecting rod.
Claims (6)
1. a single-phase tangible switch module, it is characterized in that: comprise the housing (1) that open at one end one end is closed, the open end side of housing (1) is closed by one piece of insulation cover plate (12), there is in housing (1) insulation that arranged by middle part and cut off the upper cavity (2) and lower chamber (3) that (8) be separated into, the front portion of described upper cavity (2) is embedded with vacuum interrupter, vacuum extinction indoor have fixed contact (4) and moving contact (5), the end of described fixed contact (4) is connected on output contact (7) that housing is arranged by the electric-conductor (6) be embedded in housing, described insulation cuts off (8) and is embedded with transition conductor (9), described moving contact (4) is connected on transition conductor (9) by be flexible coupling (10), described lower chamber is provided with isolating switch in (3), the upper contact head (11) of described isolating switch is connected with transition conductor (9), the lower contact (14) of isolating switch is fixedly mounted on the bottom of lower chamber and is connected with the input contact (15) that housing is arranged, the middle part of isolating switch is hinged with can carry out at separating brake and closing position the movable touch knife (13) changed, and the outer surface of described housing (1) and insulation cover plate (12) outer surface are coated with one deck conduction or semiconducting coating (16).
2. according to single-phase tangible switch module according to claim 1, it is characterized in that: described output contact (7) is arranged on the top of housing (1), described input contact (15) is arranged on the bottom of housing (1).
3. according to single-phase tangible switch module according to claim 1, it is characterized in that: one end of described transition conductor (9) connects the upper link (17) extend in upper cavity (2), one end connects the lower link (18) extend in lower chamber (3) in addition, moving contact (5) is connected on upper link (17) by be flexible coupling (10), and the upper contact head (11) of isolating switch is connected on lower link (18).
4. according to single-phase tangible switch module according to claim 1, it is characterized in that: described insulation cover plate (12) has the upper through hole (19) communicated with upper cavity and the lower through-hole (20) communicated with lower chamber, the operator link of moving contact (5) reaches insulation cover plate (12) outward from upper through hole (19), and the operation pull bar on described movable touch knife (13) reaches insulation cover plate (12) outward from lower through-hole (20).
5. according to single-phase tangible switch module according to claim 1, it is characterized in that: described housing (1) is provided with the grounding contact (21) being positioned at lower chamber side, described grounding contact (21) is connected with outside earth terminal.
6. according to single-phase tangible switch module according to claim 1, it is characterized in that: in described upper cavity (2) and lower chamber (3), be respectively arranged with undulatory cluster parachute.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520375594.4U CN204720379U (en) | 2015-06-03 | 2015-06-03 | Single-phase tangible switch module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520375594.4U CN204720379U (en) | 2015-06-03 | 2015-06-03 | Single-phase tangible switch module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204720379U true CN204720379U (en) | 2015-10-21 |
Family
ID=54319355
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520375594.4U Expired - Fee Related CN204720379U (en) | 2015-06-03 | 2015-06-03 | Single-phase tangible switch module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204720379U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109148207A (en) * | 2018-08-30 | 2019-01-04 | 许昌永新电气有限公司 | A kind of outdoor pole top switch major loop drive mechanism |
-
2015
- 2015-06-03 CN CN201520375594.4U patent/CN204720379U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109148207A (en) * | 2018-08-30 | 2019-01-04 | 许昌永新电气有限公司 | A kind of outdoor pole top switch major loop drive mechanism |
| CN109148207B (en) * | 2018-08-30 | 2023-11-14 | 许昌永新电气有限公司 | Main loop transmission structure for outdoor pole switch |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151021 |