CN203812789U - Grounding switch interlocking limiting device - Google Patents
Grounding switch interlocking limiting device Download PDFInfo
- Publication number
- CN203812789U CN203812789U CN201420231604.2U CN201420231604U CN203812789U CN 203812789 U CN203812789 U CN 203812789U CN 201420231604 U CN201420231604 U CN 201420231604U CN 203812789 U CN203812789 U CN 203812789U
- Authority
- CN
- China
- Prior art keywords
- pin
- spacer pin
- driving sleeve
- switch interlocking
- drive plate
- 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 - Lifetime
Links
- 125000006850 spacer group Chemical group 0.000 claims description 49
- 230000015572 biosynthetic process Effects 0.000 abstract description 4
- 230000005540 biological transmission Effects 0.000 abstract 8
- 230000000694 effects Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
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- Patch Boards (AREA)
Abstract
The utility model discloses a grounding switch interlocking limiting device, which comprises a mounting bottom plate, wherein the mounting bottom plate is provided with a mounting base, a rotatable transmission shaft sleeve is fixed on the mounting base, a push-pull screw rod which can do reciprocating motion along an inner hole of the transmission shaft sleeve is arranged in the transmission shaft sleeve, the outer side of the transmission shaft sleeve is provided with a limiting device, the limiting device comprises a limiting drive plate which can do reciprocating motion in a direction parallel to the axial direction of the transmission shaft sleeve, a limiting pin is arranged on the limiting drive plate in a rotatable manner, the limiting drive plate is arranged on one side, deviating from the mounting base, of the mounting bottom plate, the transmission shaft sleeve is provided with a limiting pin hole at a position corresponding to the limiting pin, and the limiting pin is provided with a working position embedded in the limiting pin hole. The grounding switch interlocking limiting device utilizes the limiting pin for limiting the transmission shaft sleeve, can be used for limiting the formation of motion of the push-pull screw rod arranged in the transmission shaft sleeve, prevents the grounding switch interlocking device from being damaged because the push-pull screw rod exceeds a formation range, and prolongs the service life of the grounding switch interlocking device.
Description
Technical field
The utility model relates to distribution technique field, is specifically related to a kind of earthed switch interlocking restraint device.
Background technology
When power supplying and distributing equipment is safeguarded, for guaranteeing system and attendant's safety, the circuit after power-off need utilize earthed switch reliable ground, could open the shell door-plate of power supplying and distributing equipment, then maintain internal.After completing, maintenance work must first close shell door-plate, and could be by grounding switch tripping.In the time that shell door-plate does not cut out, earthed switch interlocking does not allow operation, the reverse interlocking device of common restricted operation, but existing reverse interlocking device bang path is oversize, the risk that exists interlocking to lose efficacy.
Summary of the invention
The purpose of this utility model is: for the deficiencies in the prior art, the utility model provides a kind of earthed switch interlocking restraint device that can be effectively spacing to driving sleeve.
To achieve these goals, the utility model has adopted following technical scheme:
A kind of earthed switch interlocking restraint device, comprise mounting base, described mounting base is provided with mount pad, on described mount pad, be fixed with rotating driving sleeve, in driving sleeve, being provided with can be along the reciprocating push-and-pull screw mandrel of driving sleeve endoporus, described driving sleeve outside is provided with stopping means, described stopping means comprise can along with push-and-pull screw axis to the reciprocating spacing drive plate of parallel direction, on described spacing drive plate, rotate and be provided with spacer pin, described spacing drive plate is arranged on the side that mounting base deviates from mount pad, described driving sleeve and spacer pin corresponding position are provided with limit pin hole, described spacer pin has the working position that embeds limit pin hole.
As preferably, on described mounting base, be provided with pin movable span with spacer pin corresponding position, described spacer pin is through pin movable span.Adopt after above-mentioned preferred version, spacer pin can pass pin movable span, when spacing drive plate is reciprocating, spacer pin moves thereupon, the setting of pin movable span, not only for spacer pin provides range of movement, also can limit the scope of activities of spacer pin simultaneously, avoids spacer pin to exceed stroke range.
As preferably, on described spacing drive plate, spacer pin place is set and is provided with pin mount, one end of described spacer pin is articulated with on described pin mount, and spacer pin deviates from itself and one end of pin mount hinged place and described spacing cooperation of limit pin hole.Adopt after above-mentioned preferred version, the installation dismounting of spacer pin is convenient.
As preferably, described spacing drive plate is provided with returning spring away from one end of spacer pin, and the other end of described returning spring is connected with mounting base.Adopt after above-mentioned preferred version, arranging of returning spring can, by spacing drive plate homing, be replied better effects if.
As preferably, described driving sleeve and spacer pin corresponding position are provided with guiding surface.Adopt after above-mentioned preferred version, spacer pin and limit pin hole spacing coordinates and when spacing release, can embed or exit limit pin hole along guiding surface, do not have retardance, and motion process is more smooth and easy.
As preferably, described driving sleeve is provided with the position limiting convex ring that driving sleeve is formed to axial limiting outward.Adopt after above-mentioned preferred version, arranging of position limiting convex ring can be carried out axial limiting to driving sleeve, avoids driving sleeve that axial slippage occurs.
As preferably, described spacing drive plate is provided with driving door-plate away from the outside, one end of spacer pin.Adopt after above-mentioned preferred version, drive sidewall to provide installation site for the installation that drives limiting plate and other stretching devices.
Earthed switch interlocking restraint device of the present utility model utilizes spacer pin to carry out spacing to driving sleeve, can carry out spacing to the motion formation that the push-and-pull screw mandrel in it is set, avoid push-and-pull screw mandrel to exceed formation scope ground switch interlocking device is damaged, extend its useful life.
Brief description of the drawings
Fig. 1 is the overall structure schematic diagram of the utility model embodiment;
Fig. 2 is the cross-sectional view of the utility model embodiment spacer pin while not embedding limit pin hole;
Fig. 3 is the partial enlarged drawing at A place in Fig. 2;
Fig. 4 is the side structure schematic diagram of the utility model embodiment spacer pin while not embedding limit pin hole;
Cross-sectional view when Fig. 5 is the utility model embodiment spacer pin embedding limit pin hole;
Fig. 6 is the partial enlarged drawing at B place in Fig. 5;
Cross-sectional view when Fig. 7 is the utility model embodiment spacer pin embedding limit pin hole.
Embodiment
As shown in Fig. 1-Fig. 7, embodiment of the present utility model is a kind of earthed switch interlocking restraint device specifically, comprise mounting base 1, mounting base 1 is provided with mount pad 2, one side of mount pad 2 is fixed with rotating driving sleeve 3, and mount pad 2 is provided with the screw mandrel of the coaxial setting of endoporus of driving sleeve 3 driving sleeves 3 and portals 21.In driving sleeve 3, being provided with can be along the reciprocating push-and-pull screw mandrel 4 of the endoporus of driving sleeve 3, in driving sleeve 3, be provided with axle sleeve internal thread 31, push-and-pull screw mandrel 4 outsides are provided with screw mandrel external screw thread 41, screw mandrel external screw thread 41 is intermeshing with axle sleeve internal thread 31, and driving sleeve 3 cooperatively interacts by screw mandrel external screw thread 41 and axle sleeve internal thread 31 with push-and-pull screw mandrel 4.
Driving sleeve 4 outsides are provided with stopping means 5, stopping means 5 comprises spacing drive plate 51, spacing drive plate 51 can be along reciprocating with the direction of push-and-pull screw mandrel 4 axially parallels, on spacing drive plate 51, rotate and be provided with spacer pin 52, spacing drive plate 51 is arranged on the side that mounting base 1 deviates from mount pad 2, driving sleeve 3 is provided with limit pin hole 32 with spacer pin 52 corresponding positions, and spacer pin 52 has the working position that embeds limit pin hole 32.
On mounting base 1, be provided with pin movable span 11 with spacer pin 52 corresponding positions, spacer pin is through pin movable span 11.Spacing drive plate 51 is provided with spacer pin 52 positions and is provided with pin mount 53, and one end of spacer pin 52 is articulated with on pin mount 53, and spacer pin 52 deviates from it and coordinates with limit pin hole 32 is spacing with one end of pin mount 53 hinged places.Spacing drive plate 51 is provided with returning spring 54 away from one end of spacer pin 52, and the other end of returning spring 54 is connected with mounting base 1.
Driving sleeve 3 is provided with guiding surface 33 with spacer pin 52 corresponding positions.The outer position limiting convex ring 34 that driving sleeve 3 is formed to axial limiting that is provided with of driving sleeve 3.Spacing drive plate 51 is provided with and drives door-plate 511 away from the outside, one end of spacer pin 52.
When spacing, driving sleeve 3 rotates, spacing drive plate 51 is under external force towards the direction motion that deviates from spacer pin 52, state in fitting when spacer pin 52 is initial with guiding surface 33, due to the motion of spacing drive plate 51, drive spacer pin 52 towards the motion of mount pad direction, spacing drive pin 52 gradually vertical direct join embeds in limit pin hole 32.When driving sleeve 3 need to be discharged, remove external force, the counter motion under the effect of back-moving spring 54 of spacing drive plate 51, spacer pin 52 exits limit pin hole 32.
Claims (7)
1. an earthed switch interlocking restraint device, comprise mounting base, described mounting base is provided with mount pad, it is characterized in that: on described mount pad, be fixed with rotating driving sleeve, in driving sleeve, being provided with can be along the reciprocating push-and-pull screw mandrel of driving sleeve endoporus, described driving sleeve outside is provided with stopping means, described stopping means comprise can along with push-and-pull screw axis to the reciprocating spacing drive plate of parallel direction, on described spacing drive plate, rotate and be provided with spacer pin, described spacing drive plate is arranged on the side that mounting base deviates from mount pad, described driving sleeve and spacer pin corresponding position are provided with limit pin hole, described spacer pin has the working position that embeds limit pin hole.
2. earthed switch interlocking restraint device according to claim 1, is characterized in that: on described mounting base, be provided with pin movable span with spacer pin corresponding position, described spacer pin is through pin movable span.
3. earthed switch interlocking restraint device according to claim 1 and 2, it is characterized in that: on described spacing drive plate, spacer pin place is set and is provided with pin mount, one end of described spacer pin is articulated with on described pin mount, and spacer pin deviates from itself and one end of pin mount hinged place and described spacing cooperation of limit pin hole.
4. earthed switch interlocking restraint device according to claim 3, is characterized in that: described spacing drive plate is provided with returning spring away from one end of spacer pin, and the other end of described returning spring is connected with mounting base.
5. earthed switch interlocking restraint device according to claim 1, is characterized in that: described driving sleeve and spacer pin corresponding position are provided with guiding surface.
6. earthed switch interlocking restraint device according to claim 1, is characterized in that: described driving sleeve is provided with the position limiting convex ring that driving sleeve is formed to axial limiting outward.
7. earthed switch interlocking restraint device according to claim 1, is characterized in that: described spacing drive plate is provided with driving door-plate away from the outside, one end of spacer pin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420231604.2U CN203812789U (en) | 2014-05-07 | 2014-05-07 | Grounding switch interlocking limiting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420231604.2U CN203812789U (en) | 2014-05-07 | 2014-05-07 | Grounding switch interlocking limiting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203812789U true CN203812789U (en) | 2014-09-03 |
Family
ID=51451508
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420231604.2U Expired - Lifetime CN203812789U (en) | 2014-05-07 | 2014-05-07 | Grounding switch interlocking limiting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203812789U (en) |
-
2014
- 2014-05-07 CN CN201420231604.2U patent/CN203812789U/en not_active Expired - Lifetime
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Lishui Wankong Electric Co.,Ltd. Assignor: WECOME GROUP Co.,Ltd. Contract record no.: 2016330000106 Denomination of utility model: Grounding switch interlocking limiting device Granted publication date: 20140903 License type: Common License Record date: 20160706 |
|
| LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20171128 Address after: Wenzhou Bridge Industrial Park Yueqing City, Zhejiang province 325600 white town of Wenzhou city (Wankong Group Co.) Patentee after: WECOME INTELLIGENT MANUFACTURING ZHEJIANG ELECTRIC CO.,LTD. Address before: 325000 Wenzhou Bridge Industrial Park, North white elephant Town, Yueqing City, Wenzhou, Zhejiang Patentee before: WECOME GROUP Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| CP01 | Change in the name or title of a patent holder |
Address after: Wenzhou Bridge Industrial Park Yueqing City, Zhejiang province 325600 white town of Wenzhou city (Wankong Group Co.) Patentee after: Wancon Zhizhuang Co.,Ltd. Address before: Wenzhou Bridge Industrial Park Yueqing City, Zhejiang province 325600 white town of Wenzhou city (Wankong Group Co.) Patentee before: WECOME INTELLIGENT MANUFACTURING ZHEJIANG ELECTRIC CO.,LTD. |
|
| CP01 | Change in the name or title of a patent holder | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140903 |