CN203813280U - Grounding-interlocking operating handle disengaging-proof device - Google Patents
Grounding-interlocking operating handle disengaging-proof device Download PDFInfo
- Publication number
- CN203813280U CN203813280U CN201420231155.1U CN201420231155U CN203813280U CN 203813280 U CN203813280 U CN 203813280U CN 201420231155 U CN201420231155 U CN 201420231155U CN 203813280 U CN203813280 U CN 203813280U
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- CN
- China
- Prior art keywords
- screw mandrel
- hole
- operating grip
- supporting seat
- screw rod
- 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
- 230000000149 penetrating effect Effects 0.000 claims description 5
- 238000005086 pumping Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 2
- 238000005452 bending Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
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- Chairs Characterized By Structure (AREA)
Abstract
The utility model discloses a grounding-interlocking operating handle disengaging-proof device, which comprises a supporting base, wherein a screw rod driving device is arranged on the supporting base, the screw rod driving device comprises a screw rod which is arranged on the supporting base in a rotatable manner, the screw rod is provided with a moving nut which can do reciprocating motion along the screw rod, the screw rod passes through the supporting base, one end, passing through the supporting base, of the screw rod is provided with an operating handle in a detachable manner, the operating handle is sleeved with a lifting limiting plate which does up-down reciprocating motion, the lifting limiting plate is provided with a limiting hole, and the operating handle is detachably matched with the screw rod after passing through the limiting hole. According to the grounding-interlocking operating handle disengaging-proof device, the lifting limiting plate is arranged at a position where the screw rod is matched with the operating handle, the lifting limiting plate is provided with the limiting hole which can prevent the handle from disengaging, the grounding-interlocking operating handle disengaging-proof device can effectively guarantee the operation of the handle on the screw rod, prevents the handle from disengaging during the working process, and is higher in safety.
Description
Technical field
The utility model relates to a kind of grounding interlocking device, is specifically related to a kind of operating grip anti-drop device of ground connection interlocking.
Background technology
At present in electric cabinet, a kind of long handle that adds of the general employing of earthed switch is the folding that laborsaving lever carrys out actuating earthed switch, its operating process is not hairtrigger mode, but there is one section of operational stroke, in this operational stroke, do not allow operating grip to depart from ground connection interlocking, otherwise will there will be earthed switch to rest on overstepping one's bounds non-precarious position of closing.At present, only can rely on artificial judgement earthed switch deciliter, can not reliably avoid the danger of extracting handle in operational stroke way.
Likely cause and connect out switch virtual earth or can not reliable ground, for maintenance personal, have great potential safety hazard.
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 operating grip anti-drop device that can effectively prevent that handle from departing from, safe ground connection is interlocked.
To achieve these goals, the utility model has adopted following technical scheme:
A kind of operating grip anti-drop device of ground connection interlocking, comprise supporting seat, described supporting seat is provided with screw rod driving device, described screw rod driving device comprises rotates the screw mandrel being arranged on supporting seat, described screw mandrel is provided with can be along the reciprocating travelling nut of screw mandrel, described screw mandrel penetrates supporting seat, one end that described screw mandrel penetrates supporting seat is detachably provided with operating grip, described operating grip is arranged with the lifting limiting plate that work pumps outward, in described lifting limiting plate, be provided with spacing hole, described operating grip detachably coordinates with described screw mandrel through spacing hole.
As preferably, described spacing hole is 8-shaped, and the middle part of described spacing hole is provided with the spacing portion that clasps of extending towards spacing hole middle part.Adopt after above-mentioned preferred version, 8 is special from the spacing hole shape of font, and both sides are circular port, and middle part is provided with the spacing portion that clasps, and operating grip can be limited in the circular port of a side, maybe can utilize the spacing portion that clasps that operating grip is held.
As preferably, described supporting seat is provided with guide plate, described guide plate is provided with long guiding hole, and the length direction of described long guiding hole is parallel with described screw mandrel axial direction, and described travelling nut is provided with the guiding drive post embedding in long guiding hole by a side of guide plate.Adopt after above-mentioned preferred version, can lead to the motion of travelling nut, make the motion of travelling nut more steady.
As preferably, the side that described guide plate deviates from screw mandrel is provided with and drives lifting limiting plate to make the drive plate pumping, described drive plate is provided with drive hole, described guiding drive post is through passing described drive hole after long guiding hole, described drive plate is connected with described lifting limiting plate away from a side of guide plate.Adopt after above-mentioned preferred version, can utilize the motion of travelling nut to drive lifting drive plate to move up and down, structure is compacter, and makes the motion formation of travelling nut and the location matches of limiting plate.
As preferably, described lifting limiting plate is provided with and rotates signal mark by the plate face at top.Adopt after above-mentioned preferred version, rotate signal mark and can indicate mode of operation.
As preferably, described operating grip comprises connecting rod and handle, described supporting seat is provided with the screw mandrel through hole penetrating for screw mandrel, and described connecting rod penetrated screw mandrel through hole after passing spacing hole, and connecting rod forms above-mentioned removably connecting with screw mandrel after penetrating screw mandrel through hole.Adopt after above-mentioned preferred version, operation screw mandrel is more laborsaving.
The operating grip anti-drop device of ground connection interlocking of the present utility model arranges lifting limiting plate at screw mandrel and operating grip cooperation place, lifting limiting plate is provided with the spacing hole that can prevent that handle from departing from, can effectively ensure the operation of handle to screw mandrel, avoid handle to come off in the course of the work, fail safe is higher.
Brief description of the drawings
Fig. 1 is the overall structure schematic diagram of the utility model embodiment;
Fig. 2 is that the utility model embodiment handle is in being clasped the structural representation of state;
Fig. 3 is the side part section structural representation of the utility model embodiment.
Embodiment
As shown in Figure 1-Figure 3, embodiment of the present utility model is a kind of operating grip anti-drop device of ground connection interlocking specifically, comprise supporting seat 1, supporting seat 1 is provided with screw rod driving device 2, screw rod driving device 2 comprises rotates the screw mandrel 21 being arranged on supporting seat 1, and 21 of screw mandrels rotate the displacement on can not producing axially.Screw mandrel 21 is provided with can be along the reciprocating travelling nut of screw mandrel 21, and travelling nut is not signal in the drawings.Screw mandrel 21 penetrates supporting seat 1, one end that screw mandrel 21 penetrates supporting seat 1 is detachably provided with operating grip 3, outside operating grip 3, be arranged with the lifting limiting plate 4 that work pumps, be provided with spacing hole 41 in lifting limiting plate 4, operating grip 3 detachably coordinates with screw mandrel 21 through spacing hole 41.Spacing hole 41 is for being the spacing hole 41 of 8-shaped, and the middle part of spacing hole 41 is provided with the spacing portion 411 that clasps of extending towards spacing hole 41 middle parts.
Supporting seat 1 is provided with guide plate 5, guide plate 5 is provided with two long guiding holes that are parallel to each other 51, the length direction of long guiding hole 51 is parallel with the axial direction of screw mandrel 21, and travelling nut is provided with the guiding drive post 22 embedding in a long guiding hole 51 by a side of guide plate 5.
The side that guide plate 5 deviates from screw mandrel 21 is provided with and drives lifting limiting plate 4 to make the drive plate 6 pumping, and drive plate 6 is provided with drive hole 61, and drive hole 61 is for bending slotted hole.Guiding drive post 22 is rear through drive hole 61 through long guiding hole 51, and drive plate 6 is connected with lifting limiting plate 4 away from a side of guide plate 5.Lifting limiting plate 4 is provided with and rotates signal mark 42 by the plate face at top.
Operating grip 3 comprises connecting rod 31 and handle 32, supporting seat 1 is provided with the screw mandrel through hole 11 penetrating for screw mandrel 21, connecting rod 31 penetrated screw mandrel through hole 11 after passing spacing hole 41, and connecting rod 31 penetrates screw mandrel through hole 11 afterwards and screw mandrel 21 forms above-mentioned removably connecting.Connecting rod 31 in the utility model is sheathed on screw mandrel 21 ends.
When work, in the time that connecting rod 31 is positioned at the circular port place, two ends of spacing hole 41 of 8-shaped, operating grip 3 is rotatable, when connecting rod 31 be positioned at 8-shaped hole spacing while clasping portion 411, clasped, operating grip 3 can not be operated.
Claims (6)
1. the operating grip anti-drop device of a ground connection interlocking, comprise supporting seat, it is characterized in that: described supporting seat is provided with screw rod driving device, described screw rod driving device comprises rotates the screw mandrel being arranged on supporting seat, described screw mandrel is provided with can be along the reciprocating travelling nut of screw mandrel, described screw mandrel penetrates supporting seat, one end that described screw mandrel penetrates supporting seat is detachably provided with operating grip, described operating grip is arranged with the lifting limiting plate that work pumps outward, in described lifting limiting plate, be provided with spacing hole, described operating grip detachably coordinates with described screw mandrel through spacing hole.
2. the operating grip anti-drop device of ground connection interlocking according to claim 1, is characterized in that: described spacing hole is 8-shaped, and the middle part of described spacing hole is provided with the spacing portion that clasps of extending towards spacing hole middle part.
3. the operating grip anti-drop device of ground connection interlocking according to claim 1, it is characterized in that: described supporting seat is provided with guide plate, described guide plate is provided with long guiding hole, the length direction of described long guiding hole is parallel with described screw mandrel axial direction, and described travelling nut is provided with the guiding drive post embedding in long guiding hole by a side of guide plate.
4. the operating grip anti-drop device of ground connection interlocking according to claim 3, it is characterized in that: the side that described guide plate deviates from screw mandrel is provided with and drives lifting limiting plate to make the drive plate pumping, described drive plate is provided with drive hole, described guiding drive post is through passing described drive hole after long guiding hole, described drive plate is connected with described lifting limiting plate away from a side of guide plate.
5. the operating grip anti-drop device of ground connection interlocking according to claim 1, is characterized in that: described lifting limiting plate is provided with and rotates signal mark by the plate face at top.
6. the operating grip anti-drop device of ground connection interlocking according to claim 1, it is characterized in that: described operating grip comprises connecting rod and handle, described supporting seat is provided with the screw mandrel through hole penetrating for screw mandrel, described connecting rod penetrates screw mandrel through hole through after spacing hole, and connecting rod forms above-mentioned removably connecting with screw mandrel after penetrating screw mandrel through hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420231155.1U CN203813280U (en) | 2014-05-07 | 2014-05-07 | Grounding-interlocking operating handle disengaging-proof device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420231155.1U CN203813280U (en) | 2014-05-07 | 2014-05-07 | Grounding-interlocking operating handle disengaging-proof device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203813280U true CN203813280U (en) | 2014-09-03 |
Family
ID=51451990
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420231155.1U Expired - Lifetime CN203813280U (en) | 2014-05-07 | 2014-05-07 | Grounding-interlocking operating handle disengaging-proof device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203813280U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105097311A (en) * | 2015-08-18 | 2015-11-25 | 平高集团有限公司 | Switch equipment as well as operating handle and switch cabinet thereof |
| CN105197451A (en) * | 2015-10-30 | 2015-12-30 | 南车石家庄车辆有限公司 | Side lock for bulking cargo cage frame |
| CN107521668A (en) * | 2017-08-03 | 2017-12-29 | 中国航空工业集团公司西安飞机设计研究所 | A kind of steering range limiting mechanism |
-
2014
- 2014-05-07 CN CN201420231155.1U patent/CN203813280U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105097311A (en) * | 2015-08-18 | 2015-11-25 | 平高集团有限公司 | Switch equipment as well as operating handle and switch cabinet thereof |
| CN105197451A (en) * | 2015-10-30 | 2015-12-30 | 南车石家庄车辆有限公司 | Side lock for bulking cargo cage frame |
| CN107521668A (en) * | 2017-08-03 | 2017-12-29 | 中国航空工业集团公司西安飞机设计研究所 | A kind of steering range limiting mechanism |
| CN107521668B (en) * | 2017-08-03 | 2020-06-05 | 中国航空工业集团公司西安飞机设计研究所 | Control range limiting mechanism |
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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-interlocking operating handle disengaging-proof 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: 20171130 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 |
|
| CX01 | Expiry of patent term |