CN203871255U - Rainproof disconnecting switch - Google Patents
Rainproof disconnecting switch Download PDFInfo
- Publication number
- CN203871255U CN203871255U CN201420314810.XU CN201420314810U CN203871255U CN 203871255 U CN203871255 U CN 203871255U CN 201420314810 U CN201420314810 U CN 201420314810U CN 203871255 U CN203871255 U CN 203871255U
- Authority
- CN
- China
- Prior art keywords
- mounting groove
- rain cover
- rain
- isolating switch
- contact knife
- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses a rainproof disconnecting switch which comprises a contact cutter, a rainproof cover, an input electrode, an operational insulator, two supporting insulators, a pedestal, an output electrode and a mounting groove. One end of the contact cutter is hinged to the output electrode, and the contact cutter at the end is clamped inside the mounting groove. The two supporting insulators are vertically fixed between the mounting groove and the pedestal and are parallel to each other. Tops of the two supporting insulators are respectively connected with the input electrode and the output electrode. Two ends of the operational insulator are vertically clamped inside the mounting groove and a neck in the pedestal respectively. The operational insulator can slide side to side. The operational insulator is positioned between the two supporting insulators. The rainproof cover is installed on the top of the mounting groove. The top of the rainproof cover is provided with a rectangular opening and an opening and closing door connected to the rectangular opening. Through the above structure, the situation that the disconnecting switch is exposed to the outside environment for a long time and corrosion and break, jam fault of operations, opening and closing failures or uncompleted closing happen to parts such as the pedestal, the contact cutter, the mounting groove and the like are avoided, and safe operation of a power grid is guaranteed.
Description
Technical field
The utility model relates to power domain, particularly, relates to rain-proof type isolating switch.
Background technology
?isolating switch is in no-load situation, disconnect or connect the transmission facility of high-tension line, and the electric equipment such as high voltage bus, circuit breaker being overhauled and charged high-tension line is carried out to the equipment of electrical isolation.Isolating switch principles and structure is fairly simple, and in use, promote contact knife contact knife is entered in elastic clip, and then conducting transmission of electricity circuit.All the time, one of high-voltage electrical equipment that high voltage isolator is all use amount maximum in electric power system, range of application is the widest.But, safeguard owing to exceeding the time limit, base, the connection bracket on isolating switch, the position that is in transmission connection, plug-in strip contact etc. are exposed to the sun and rain for a long time easily occurs the situation of the stuck and corrosion fracture of corrosion, high voltage isolator is in operation and has also occurred operation bite, drawing is malfunctioning, the phenomenon not in place of closing a floodgate.If it is bad that these phenomena of the failure are processed, by the safety in production of serious threat electrical network.
Utility model content
Technical problem to be solved in the utility model is to provide rain-proof type isolating switch, special rain cover is set, avoid isolating switch long term exposure in outside, there is the malfunctioning or situation not in place of closing a floodgate of corrosion fracture, operation bite, drawing in each parts such as base, contact knife, mounting groove, ensures the safe operation of electrical network.
The technical scheme in the invention for solving the above technical problem is: rain-proof type isolating switch, comprise contact knife, rain cover, input electrode, operation insulator, two post insulators, base, output electrode and mounting grooves, described contact knife one end is hinged in output electrode and the contact knife of this end is connected in mounting groove; Two described post insulators are vertically fixed between mounting groove and base and are parallel to each other, and connect respectively input electrode and output electrode at the top of two post insulators; Described operation insulator two ends are vertically stuck in respectively in the draw-in groove on mounting groove and base, and operation insulator can horizontally slip, and operation insulator is between two post insulators; Described rain cover is arranged on the top of mounting groove, in the top of rain cover oblong openings be connected to the switching door in oblong openings.Whole isolating switch is all positioned at the below of rain cover, avoid isolating switch long term exposure in air, expose to the sun and rain, there is the situation that parts corrosion is stuck or corrosion is ruptured on isolating switch, thereby avoid in running occurring the malfunctioning and situation not in place of closing a floodgate of operation bite, drawing, ensure the safe operation of electrical network.In the time of needs conducting transmission of electricity circuit, open switching door, contact knife is pressed in mounting groove, promote operation insulator, contact knife is contacted with the elastic clip in input electrode, thereby then On current close switching door.
On described rain cover, the length of oblong openings is greater than the length of contact knife, and on rain cover, the width of oblong openings is greater than the width of contact knife.In ensureing that rain cover can cover whole isolating switch, facilitate contact knife to be pressed into or to pull out in mounting groove by oblong openings, realize circuit turn-on or disconnection.
Multiple sides of described rain cover are all horizontal by acute angle.Allow water can be fast discharge from multiple sides of rain cover, avoid rainwater to pile up on rain cover draining on the isolating switch below rain cover.
The length of described rain cover is greater than the length of base.Convenient protection base, avoids base to be subject to rainwater corrosion.
On described switching door, be provided with the buckle mating with rain cover top, on the right side of switching door, the through hole mating with contact knife be also set.In the time not needing conducting transmission line, contact knife one end is passed to the through hole on switching door, switching door is buckled in to the top of rain cover, be buckled on rain cover by the buckle arranging on switching door, ensure the sealing at rain cover top, the parts that ensure to be positioned at rain cover below are avoided the erosion of rainwater.
Described two post insulators and operation insulator are parallel to each other and all perpendicular to mounting groove.
In described input electrode, run-on tab is set.For conducting transmission line.
To sum up, the beneficial effects of the utility model are:
1, special rain cover is set, avoids isolating switch long term exposure in outside, there is the malfunctioning or situation not in place of closing a floodgate of corrosion fracture, operation bite, drawing in each parts such as base, contact knife, mounting groove, ensures the safe operation of electrical network
2, switching door is set on rain cover, when guarantee is rainproof, facilitates contact knife to carry out folding operation, realize conducting and the opening operation of circuit.
3, on switching door, be provided with the buckle mating with rain cover top, right side at switching door also arranges the through hole mating with contact knife, in the time not needing conducting transmission line, contact knife one end is passed to the through hole on switching door, switching door is buckled in to the top of rain cover, be buckled on rain cover by the buckle arranging on switching door, ensure the sealing at rain cover top, the parts that ensure to be positioned at rain cover below are avoided the erosion of rainwater.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the structural representation of removing in Fig. 1 after rain cover.
Mark and corresponding parts title in accompanying drawing: 1, contact knife; 2, rain cover; 3, switching door; 4, input electrode; 5, post insulator; 6, operation insulator; 7, base; 8, output electrode; 9, mounting groove.
Embodiment
Below in conjunction with embodiment and accompanying drawing, the utility model is done to detailed description further, but execution mode of the present utility model is not limited to this.
Embodiment 1:
As shown in Figure 1-2, the utility model comprises contact knife 1, rain cover 2, input electrode 4, operation insulator 6, two post insulators 5, base 7, output electrode 8 and mounting grooves 9, and described contact knife 1 one end is hinged in output electrode 8 and the contact knife 1 of this end is connected in mounting groove 9.Two post insulators 5 are vertically fixed between mounting groove 9 and base 7 and are parallel to each other, and connect respectively input electrode 4 and output electrode 8 at the top of two post insulators 5.Operation insulator 6 two ends are vertically stuck in respectively in the draw-in groove on mounting groove 9 and base 7, and operation insulator 6 can horizontally slip, and operation insulator 6 is between two post insulators 5.Rain cover 2 is arranged on the top of mounting groove 9, in the top of rain cover 2 oblong openings be connected to the switching door 3 in oblong openings.
By the switching door closure at rain cover top, whole isolating switch is all positioned at the below of rain cover, avoid isolating switch long term exposure in air, expose to the sun and rain, there is the situation that parts corrosion is stuck or corrosion is ruptured on isolating switch, thereby avoid in running occurring the malfunctioning and situation not in place of closing a floodgate of operation bite, drawing, ensure the safe operation of electrical network.In the time of needs conducting transmission of electricity circuit, open switching door, contact knife is pressed in mounting groove, promote operation insulator, contact knife is contacted with the elastic clip in input electrode, thereby then On current close switching door.
Embodiment 2:
Preferably concrete structure is as follows on the basis of embodiment 1 for the present embodiment: on rain cover 2, the length of oblong openings is greater than the length of contact knife 1, and on rain cover 2, the width of oblong openings is greater than the width of contact knife 1.In ensureing that rain cover can cover whole isolating switch, facilitate contact knife to be pressed into or to pull out in mounting groove by oblong openings, realize circuit turn-on or disconnection.
Multiple sides of rain cover 3 are all horizontal by acute angle.Allow water can be fast discharge from multiple sides of rain cover, avoid rainwater to pile up on rain cover draining on the isolating switch below rain cover.
The length of rain cover 3 is greater than the length of base 7.Convenient protection base, avoids base to be subject to rainwater corrosion.
Embodiment 3:
Preferably concrete structure is as follows on the basis of above-described embodiment for the present embodiment: on switching door 3, be provided with the buckle mating with rain cover 2 tops, on the right side of switching door 3, the through hole mating with contact knife 1 be also set.In the time not needing conducting transmission line, contact knife one end is passed to the through hole on switching door, switching door is buckled in to the top of rain cover, be buckled on rain cover by the buckle arranging on switching door, ensure the sealing at rain cover top, the parts that ensure to be positioned at rain cover below are avoided the erosion of rainwater.
Two post insulators 5 and operation insulator 6 are parallel to each other and all perpendicular to mounting groove 9.
In input electrode 4, run-on tab is set.
As mentioned above, can realize preferably the utility model.
The above; it is only preferred embodiment of the present utility model; not the utility model is done to any pro forma restriction, any simple modification, equivalent variations that every foundation technical spirit of the present utility model is done above embodiment, within all falling into protection range of the present utility model.
Claims (7)
1. rain-proof type isolating switch, it is characterized in that, comprise contact knife (1), rain cover (2), input electrode (4), operation insulator (6), two post insulators (5), base (7), output electrode (8) and mounting groove (9), described contact knife (1) one end is hinged on output electrode (8) contact knife (1) upper and this end and is connected in mounting groove (9); Described two post insulators (5) are vertically fixed between mounting groove (9) and base (7) and are parallel to each other, and connect respectively input electrode (4) and output electrode (8) at the top of two post insulators (5); Described operation insulator (6) two ends are vertically stuck in respectively in the draw-in groove on mounting groove (9) and base (7), and operation insulator (6) can horizontally slip, and operation insulator (6) is positioned between two post insulators (5); Described rain cover (2) is arranged on the top of mounting groove (9), in the top oblong openings of rain cover (2) be connected to the switching door (3) in oblong openings.
2. rain-proof type isolating switch according to claim 1, is characterized in that, the length of the upper oblong openings of described rain cover (2) is greater than the length of contact knife (1), and the width of the upper oblong openings of rain cover (2) is greater than the width of contact knife (1).
3. rain-proof type isolating switch according to claim 1 and 2, is characterized in that, multiple sides of described rain cover (3) are all horizontal by acute angle.
4. rain-proof type isolating switch according to claim 1 and 2, is characterized in that, the length of described rain cover (3) is greater than the length of base (7).
5. rain-proof type isolating switch according to claim 1, is characterized in that, is provided with the buckle mating with rain cover (2) top on described switching door (3), and the through hole mating with contact knife (1) is also set on the right side of switching door (3).
6. rain-proof type isolating switch according to claim 1, is characterized in that, described two post insulators (5) and operation insulator (6) are parallel to each other and all perpendicular to mounting groove (9).
7. rain-proof type isolating switch according to claim 1, is characterized in that, described input electrode arranges run-on tab on (4).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201420314810.XU CN203871255U (en) | 2014-06-13 | 2014-06-13 | Rainproof disconnecting switch |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201420314810.XU CN203871255U (en) | 2014-06-13 | 2014-06-13 | Rainproof disconnecting switch |
Publications (1)
Publication Number | Publication Date |
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CN203871255U true CN203871255U (en) | 2014-10-08 |
Family
ID=51652180
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201420314810.XU Expired - Fee Related CN203871255U (en) | 2014-06-13 | 2014-06-13 | Rainproof disconnecting switch |
Country Status (1)
Country | Link |
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CN (1) | CN203871255U (en) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106653241A (en) * | 2017-03-08 | 2017-05-10 | 河南省德立泰高压电瓷电器有限公司 | Rainproof insulator group |
CN106847602A (en) * | 2017-04-07 | 2017-06-13 | 国网江苏省电力公司检修分公司 | A kind of quick detachable easy-to-maintain isolation switch contact rain cover device |
CN106932612A (en) * | 2017-02-27 | 2017-07-07 | 清华大学 | Saline fog method test base |
CN107180727A (en) * | 2017-07-04 | 2017-09-19 | 合肥东玖电气有限公司 | A kind of anti-corrosion disconnecting switch |
-
2014
- 2014-06-13 CN CN201420314810.XU patent/CN203871255U/en not_active Expired - Fee Related
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106932612A (en) * | 2017-02-27 | 2017-07-07 | 清华大学 | Saline fog method test base |
CN106653241A (en) * | 2017-03-08 | 2017-05-10 | 河南省德立泰高压电瓷电器有限公司 | Rainproof insulator group |
CN106847602A (en) * | 2017-04-07 | 2017-06-13 | 国网江苏省电力公司检修分公司 | A kind of quick detachable easy-to-maintain isolation switch contact rain cover device |
CN107180727A (en) * | 2017-07-04 | 2017-09-19 | 合肥东玖电气有限公司 | A kind of anti-corrosion disconnecting 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: 20141008 Termination date: 20200613 |