CN210722856U - Outdoor isolator of separating brake protection type - Google Patents
Outdoor isolator of separating brake protection type Download PDFInfo
- Publication number
- CN210722856U CN210722856U CN201922402273.XU CN201922402273U CN210722856U CN 210722856 U CN210722856 U CN 210722856U CN 201922402273 U CN201922402273 U CN 201922402273U CN 210722856 U CN210722856 U CN 210722856U
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- CN
- China
- Prior art keywords
- pull rod
- limiting
- isolating switch
- pair
- base
- 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 relates to a separating brake protection type outdoor isolating switch, which comprises an isolating switch body and a protection component arranged on the isolating switch body; the protection assembly comprises a pull rod movably connected with the disconnecting link and a group of limiting pieces fixed on the base; the pull rod is in nested fit with the disconnecting link, the upper end of the pull rod is provided with a handle, and the lower end of the pull rod is provided with a cross rod; the limiting pieces are symmetrically arranged, a cavity for the pull rod to move is formed in the middle of the limiting pieces, each limiting piece comprises a vertical plate, a pair of limiting plates and a top plate, the limiting plates are installed on the end face of one side of the vertical plate, the top plate is arranged at the upper end of the vertical plate, the vertical plates are fixed on the base, the end faces of the vertical plates are parallel to the long axis direction of the base, and the limiting plates and the top plate; the utility model discloses set up the protection component on the isolator body of traditional structure, be used for supporting the plug-in strip when the plug-in strip separating brake, place the condition that the plug-in strip received exogenic action under the separating brake state and easily caused the combined floodgate, and this protection component structure is very simple, and the suitability is extremely strong.
Description
Technical Field
The utility model relates to an outdoor isolator technical field, in particular to outdoor isolator of separating brake protection type.
Background
The control switch used in the existing high-voltage line of the power grid is an outdoor high-voltage isolating switch, the working principle and the structure of the control switch are simple, but because the using amount is large, the requirement on the working reliability is high, the influence on the design, the establishment and the safe operation of a substation and a power plant is large, the isolating switch is mainly characterized by having no arc extinguishing capability, only being capable of opening and closing a circuit under the condition of no load current, and the entry introduces the function, the characteristic, the type, the application, the error improvement, the maintenance, the common problems and the like of the isolating switch, when the high-voltage line is overhauled, the outdoor high-voltage isolating switch needs to be opened, when the outdoor high-voltage isolating switch is opened, the limit of a switch blade mainly depends on friction force and does not have a switch-opening state protection mechanism, but because of unexpected external force reasons such as vibration, strong wind and the like, the condition that the switch blade is suddenly closed, lead to the circuit intercommunication, will cause the injury to the maintainer this moment, consequently the utility model discloses developed an outdoor isolator of separating brake protection type to solve the problem that exists among the prior art, through the retrieval, not discover with the utility model discloses the same or similar technical scheme.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the purpose is: the utility model provides an outdoor isolator of separating brake protection type to the problem that the external force effect appears and easily causes combined floodgate under the separating brake state in the prior art is solved.
The technical scheme of the utility model is that: a separating brake protection type outdoor isolating switch comprises an isolating switch body and a protection component arranged on the isolating switch body; the isolating switch body comprises a base, a pair of insulators arranged on the base and a disconnecting link arranged between the pair of insulators; the protection assembly is arranged between the pair of insulators and comprises a pull rod movably connected with the disconnecting link and a group of limiting pieces fixed on the base; the pull rod is in nested fit with the disconnecting link and rotates along the direction of the central axis, the upper end of the pull rod is provided with a handle, and the lower end of the pull rod is provided with a cross rod; the limiting pieces are symmetrically arranged, a cavity for the pull rod to move is formed in the middle of the limiting pieces, each limiting piece comprises a vertical plate, a pair of limiting plates and a top plate, the limiting plates are installed on one side end face of the vertical plate, the top plate is arranged at the upper end of the vertical plate, the vertical plates are fixed on the base, the end faces of the vertical plates are parallel to the long axis direction of the base, and the limiting plates and the top plate are sequentially.
Preferably, the width of the cavity in the direction perpendicular to the vertical plates is larger than the outer diameter of the pull rod, the distance between the opposite end faces of the pair of limiting plates is larger than the outer diameter of the cross rod, and the distance between the opposite end faces of the pair of vertical plates is larger than the length of the cross rod in the direction of the central axis.
Preferably, the disconnecting link is provided with a hinged end and a movable end, and one side of the upper end of the top plate, which is deviated to the movable end of the disconnecting link, is provided with a concave cavity.
Compared with the prior art, the utility model has the advantages that:
(1) the utility model discloses set up the protection component on the isolator body of traditional structure, be used for supporting the plug-in strip when the plug-in strip separating brake, place the condition that the plug-in strip received exogenic action under the separating brake state and easily caused the combined floodgate, and this protection component structure is very simple, and the suitability is extremely strong.
(2) Reasonable size design is convenient for the activity of pull rod and horizontal pole, effectively guarantees structural design's rationality.
(3) When the brake is switched off, the cross rod can rotate to move upwards, move out of the limiting part and be located above the limiting part, and the cavity is arranged to limit the cross rod, so that the switch blade is limited.
Drawings
The invention will be further described with reference to the following drawings and examples:
fig. 1 is a front view of the structure of the present invention;
fig. 2 is a schematic diagram of the local structure of the present invention.
Wherein: 1. the device comprises a base, 2, insulators, 3, a disconnecting link, 4, a pull rod, 5, a handle, 6, a cross rod, 7, a limiting part, 8, a vertical plate, 9, a limiting plate, 10, a top plate, 11 and a concave cavity.
Detailed Description
The following detailed description is made in conjunction with specific embodiments of the present invention:
as shown in fig. 1 and 2, a separating brake protection type outdoor isolation switch includes an isolation switch body and a protection component installed on the isolation switch body.
The isolating switch body comprises a base 1, a pair of insulators 2 installed on the base 1 and a disconnecting link 3 arranged between the pair of insulators 2.
The protection component is arranged between the pair of insulators 2 and comprises a pull rod 4 movably connected with the disconnecting link 3 and a group of limiting parts 7 fixed on the base 1; the pull rod 4 is nested and matched with the disconnecting link 3 and rotates along the central axis direction, the upper end of the pull rod is provided with a handle 5, and the lower end of the pull rod is provided with a cross rod 6; the group of limiting pieces 7 are symmetrically arranged, a cavity for the pull rod 4 to move is formed in the middle of the group of limiting pieces 7, each limiting piece 7 comprises a vertical plate 8, a pair of limiting plates 9 and a top plate 10, the pair of limiting plates 9 are installed on the end face of one side of the vertical plate 8, the top plate 10 is arranged at the upper end of the vertical plate 8, the pair of vertical plates 8 are fixed on the base 1, the end faces are parallel to the long axis direction of the base 1; the knife switch 3 has a hinged end and a movable end, and the upper end of the top plate 10 is provided with a concave cavity 11 at one side which is deviated to the movable end of the knife switch 3.
As a further optimization of the embodiment, the width of the cavity in the direction perpendicular to the vertical plate 8 is larger than the outer diameter of the pull rod 4, so that the pull rod 4 can move in the cavity conveniently; the distance between the opposite end faces of the pair of limiting plates 9 is larger than the outer diameter of the cross rod 6, so that the two ends of the cross rod 6 can be smoothly inserted between the pair of limiting plates 9 and are limited by the pair of limiting plates 9; the distance between the relative terminal surface of a pair of riser 8 is greater than the length of horizontal pole 6 along the axis direction, and the horizontal pole 6 of being convenient for can rotate between a pair of limiting plate 9.
When the utility model is used, the pull rod 4 is arranged along the vertical direction under the closing state, and the cross rod 6 is positioned between the pair of limiting plates 9; when the brake is required to be switched off, firstly, the handle 5 is rotated, the pull rod 4 and the cross rod 6 are rotated, the cross rod 6 is positioned in a cavity, two ends of the cross rod 6 are separated from a pair of limiting plates 9, then the disconnecting link 3 is rotated to realize the brake switching off, at the moment, the pull rod 4 and the cross rod 6 are also rotated, the cross rod 6 is rotated to be above the top plate 10, then, the handle 5 is rotated to enable the central axis of the cross rod 6 to be horizontal, and finally, the cross rod 6 is supported in the cavity 11; when the switch is closed again, the operation is reversed.
The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose of the embodiments is to enable those skilled in the art to understand the contents of the present invention and to implement the present invention, which cannot limit the protection scope of the present invention. It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof, and therefore, the present invention is considered to be exemplary and not restrictive in any way, since the scope of the present invention is defined by the appended claims, rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein, and therefore any reference signs in the claims are not intended to be construed as limiting the claims concerned.
Claims (3)
1. The utility model provides an outdoor isolator of separating brake protection type which characterized in that: the isolating switch comprises an isolating switch body and a protection component arranged on the isolating switch body; the isolating switch body comprises a base, a pair of insulators arranged on the base and a disconnecting link arranged between the pair of insulators; the protection assembly is arranged between the pair of insulators and comprises a pull rod movably connected with the disconnecting link and a group of limiting pieces fixed on the base; the pull rod is in nested fit with the disconnecting link and rotates along the direction of the central axis, the upper end of the pull rod is provided with a handle, and the lower end of the pull rod is provided with a cross rod; the limiting pieces are symmetrically arranged, a cavity for the pull rod to move is formed in the middle of the limiting pieces, each limiting piece comprises a vertical plate, a pair of limiting plates and a top plate, the limiting plates are installed on one side end face of the vertical plate, the top plate is arranged at the upper end of the vertical plate, the vertical plates are fixed on the base, the end faces of the vertical plates are parallel to the long axis direction of the base, and the limiting plates and the top plate are sequentially.
2. The outdoor isolating switch of the separating-brake protection type according to claim 1, characterized in that: the width of the cavity in the direction perpendicular to the vertical plates is larger than the outer diameter of the pull rod, the distance between the opposite end faces of the pair of limiting plates is larger than the outer diameter of the cross rod, and the distance between the opposite end faces of the pair of vertical plates is larger than the length of the cross rod in the direction of the central axis.
3. The outdoor isolating switch of the separating-brake protection type according to claim 1, characterized in that: the disconnecting link is provided with a hinged end and a movable end, and one side of the upper end of the top plate, which is deviated to the movable end of the disconnecting link, is provided with an inwards concave cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922402273.XU CN210722856U (en) | 2019-12-27 | 2019-12-27 | Outdoor isolator of separating brake protection type |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922402273.XU CN210722856U (en) | 2019-12-27 | 2019-12-27 | Outdoor isolator of separating brake protection type |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210722856U true CN210722856U (en) | 2020-06-09 |
Family
ID=70938008
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922402273.XU Expired - Fee Related CN210722856U (en) | 2019-12-27 | 2019-12-27 | Outdoor isolator of separating brake protection type |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210722856U (en) |
-
2019
- 2019-12-27 CN CN201922402273.XU patent/CN210722856U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20200609 Termination date: 20211227 |