CN106601521B - A kind of mechanical interlock for high pressure facility - Google Patents
A kind of mechanical interlock for high pressure facility Download PDFInfo
- Publication number
- CN106601521B CN106601521B CN201710075132.4A CN201710075132A CN106601521B CN 106601521 B CN106601521 B CN 106601521B CN 201710075132 A CN201710075132 A CN 201710075132A CN 106601521 B CN106601521 B CN 106601521B
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- CN
- China
- Prior art keywords
- lock
- spoon
- control
- high pressure
- sliding panel
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
- H01H9/20—Interlocking, locking, or latching mechanisms
- H01H9/26—Interlocking, locking, or latching mechanisms for interlocking two or more switches
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
- H01H9/20—Interlocking, locking, or latching mechanisms
- H01H9/28—Interlocking, locking, or latching mechanisms for locking switch parts by a key or equivalent removable member
- H01H9/285—Locking mechanisms incorporated in the switch assembly and operable by a key or a special tool
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- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Pressure Vessels And Lids Thereof (AREA)
- Patch Boards (AREA)
Abstract
The invention discloses a kind of mechanical interlocks for high pressure facility, including babinet, lock collar and position-limit mechanism are equipped in babinet, position-limit mechanism includes the conduction axis that one end is inserted perpendicularly into babinet, conduction axis insertion babinet one end is equipped with position limited gear, position limited gear is equipped with the first groove and the second groove, and conduction axis stretches out babinet one end and is equipped with gag lever post；Lock collar includes bottom plate, and bottom plate is equipped with the restriction slide parallel to bottom plate, limits slide and is equipped with the first limited mouth and the second limited mouth, is additionally provided on bottom plate parallel to the first fixed rack, the second fixed rack and the 3rd fixed rack for limiting slide.The object of the present invention is to provide a kind of mechanical interlocks opened and closed safely for high pressure facility, prevent high pressure facility caused various maloperations in operation or maintenance process, improve equipment safety performance.Interlock of the present invention is mechanical interlocked by mutual interlocking gear itself, realizes the safety keying of high pressure facility, easy to use, safe operation is reliable.
Description
Technical field
The present invention relates to interlocking mechanism's technical field more particularly to a kind of mechanical interlocks for high pressure facility, use
It is opened and closed in the safety for realizing high pressure facility.
Background technology
In high-tension apparatus operation or maintenance process, various errors and mistake are susceptible to.To ensure personnel and equipment peace
Entirely, it is all it is possible that cause the high voltage electric equipment of maloperation, error-proof device should all be installed, error-proof device should must possess following work(
Energy：It prevents from dividing by mistake, close breaker, prevent on-load point, close disconnecting switch, prevent band cable address (conjunction) ground wire (earthing switch),
Anti- stop-band ground wire power transmission, prevents mistakenly entering charged chamber.Present high pressure and hazardous device are mainly by dangerous nameplate and various regulations
System ensures, prevents various errors and mistake.
For this purpose, we devise a kind of mechanical interlock opened and closed safely for high pressure facility, prevent high pressure facility from existing
Caused various maloperations in operation or maintenance process improve equipment safety performance, ensure personal safety as well as the property safety.
The content of the invention
The object of the present invention is to provide a kind of mechanical interlocks opened and closed safely for high pressure facility, prevent high pressure facility
The caused various maloperations in operation or maintenance process improve equipment safety performance.
For achieving the above object, the technical scheme is that：A kind of mechanical interlock for high pressure facility,
Including babinet, lock collar and position-limit mechanism are equipped in babinet, which is characterized in that the position-limit mechanism is inserted perpendicularly into babinet including one end
Conduction axis, conduction axis connects with body pivot, and conduction axis insertion babinet one end is equipped with position limited gear, and position limited gear is equipped with first
Groove and the second groove, conduction axis stretch out babinet one end and are equipped with gag lever post, and gag lever post can be swung up and down, and pendulum is high pressure on gag lever post
State, the gag lever post bottom are ground state；
The lock collar includes bottom plate, and bottom plate is equipped with the restriction slide parallel to bottom plate, limits slide and is equipped with the first limit
Position mouth and the second limited mouth is additionally provided with parallel to the first fixed rack, the second fixed rack and the 3rd for limiting slide on bottom plate
Fixed rack；
It limits slide and the first fixed rack is equipped with the first sliding panel, the first sliding panel is equipped with the first groove of insertion
Lower briar tooth, the first sliding panel can be slided along slide and the first fixed rack is limited, the first sliding panel be equipped with the first control lock and
Second control lock, the first control are locked equipped with the first control spoon, and the second control is locked equipped with the second control spoon；
Second fixed rack and the 3rd fixed rack are equipped with the second sliding panel, and it is recessed that the second sliding panel is equipped with insertion second
The upper hook tooth of slot, the second sliding panel can be slided along the second fixed rack and the 3rd fixed rack, and the second sliding panel is equipped at least
One open and close lock, open and close lock, which is equipped with, opens and closes spoon, and corresponding cabinet can be opened by opening and closing spoon；
When interlock is in the lock state, opening and closing spoon cannot rotate or extract, and gag lever post is locked in high pressure conditions, and first
Control spoon cannot be extracted；The workflow of the interlock includes locking and opens,
It opens：It first passes through the first control spoon and opens the first control lock, the first control lock back goes out the first limited mouth；Pass through again
Two control spoons open the second control lock, and the second control lock back goes out the second limited mouth, at this point, the first sliding panel unlocks, gag lever post is
Operable state；By gag lever post from high pressure conditions switching to ground state, position limited gear pushes and pulls upper and lower briar tooth, makes first and second cunning
Movable plate deviates, and the second control spoon cannot be extracted, and opening and closing spoon can open；Open and close lock is opened by opening and closing spoon, opens any keying
After lock, opening and closing spoon can extract, and the locking of the second sliding panel, gag lever post is inoperable state；Finally, the keying spoon of extraction is passed through
Corresponding cabinet is opened, high pressure facility is in opening；
Locking：All keying spoons are turned back into each open and close lock and close open and close lock, opening and closing spoon cannot extract, the second sliding panel solution
It locks for adjustable state, gag lever post is operable state；By gag lever post from ground state switching to high pressure conditions, position limited gear push-and-pull
Upper and lower briar tooth restores first and second sliding panel, and opening and closing spoon cannot rotate or extract；Second control is closed by the second control spoon
Lock, then the first control spoon close the first control lock, first control lock the first limited mouth of insertion, second control lock the second /V of insertion
Mouthful, the first control spoon cannot be extracted, and the first sliding panel is lock-out state, and high pressure facility is in the lock state.
The beneficial effects of the invention are as follows：Interlock of the present invention is filled for the dangerous facility such as high pressure by interlocking
It is mechanical interlocked to put itself, realizes the safety keying of high pressure facility, easy to use, safe operation is reliable.
Description of the drawings
Structure diagram when Fig. 1 is high pressure conditions of the present invention；
Fig. 2 is the sectional side elevation of the present invention；
Schematic diagram when Fig. 3 is lock collar high pressure conditions in Fig. 1；
Structure diagram when Fig. 4 is ground state of the present invention；
Schematic diagram when Fig. 5 is lock collar ground state in Fig. 4.
Specific embodiment
The technical solution in the embodiment of the present invention is clearly and completely described below in conjunction with attached drawing.
As shown in Figs. 1-5, including babinet 1, lock collar 2 is equipped in babinet 1 for a kind of mechanical interlock for high pressure facility
With position-limit mechanism 3, which is characterized in that the position-limit mechanism 3 includes the conduction axis 31 that one end is inserted perpendicularly into babinet 1, conduction axis 31
It is rotatablely connected with babinet 1, conduction axis 31 is inserted into 1 one end of babinet and is equipped with position limited gear 32, and position limited gear 32 is equipped with the first groove 33
With the second groove 34, conduction axis 31 stretches out 1 one end of babinet and is equipped with gag lever post 35, and gag lever post 35 can be swung up and down, on gag lever post 35
It puts as high pressure conditions, 35 bottom of gag lever post is ground state；
The lock collar 2 includes bottom plate 201, and bottom plate 201 is equipped with the restriction slide 202 parallel to bottom plate 201, limits slide
202 are equipped with the first limited mouth 203 and the second limited mouth 204, and first parallel to restriction slide 202 is additionally provided on bottom plate 201
Fixed rack 205, the second fixed rack 206 and the 3rd fixed rack 207；
It limits 202 and first fixed rack 205 of slide and is equipped with the first sliding panel 208, the first sliding panel 208, which is equipped with, to be inserted
Entering the lower briar tooth 209 of the first groove 33, the first sliding panel 208 can be slided along 202 and first fixed rack 205 of slide is limited, the
One sliding panel 208 is equipped with the first control lock 210 and the second control lock 211, and the first control lock 210 is equipped with the first control spoon
212, the second control lock 211 is equipped with the second control spoon 213；
Second fixed rack 206 and the 3rd fixed rack 207 are equipped with the second sliding panel 214, are set on the second sliding panel 214
There is the upper hook tooth 215 of the second groove 34 of insertion, the second sliding panel 214 can be along the second fixed rack 206 and the 3rd fixed rack 207
It slides, the second sliding panel 214 is equipped with eight open and close locks 216, and open and close lock, which is equipped with, opens and closes spoon 217, and each spoon 217 that opens and closes can be opened
Corresponding control rack.
The interlock is used for high pressure facility, and control rack is equipped in high pressure facility.When interlock is in the lock state
When, opening and closing spoon 217 cannot rotate or extract, and gag lever post 35 is locked in high pressure conditions, and the first control spoon 212 cannot be extracted.
When needing repairing inside high pressure facility, first pass through the first control spoon 212 and open the first control lock 211, the first control
The first limited mouth 203 is exited in lockmaking 211；The second control lock 211 is opened by the second control spoon 213 again, the second control lock 211 moves back
Go out the second limited mouth 204, at this point, the first sliding panel 208 unlocks, gag lever post 35 is operable state；By gag lever post 35 from high pressure
To ground state, position limited gear 32 pushes and pulls upper and lower briar tooth (209,215) for state switching, makes first and second sliding panel (208,214)
Offset, the second control spoon 213 cannot be extracted, and opening and closing spoon 217 can open；Open and close lock 216 is opened by opening and closing spoon 217, is opened
After any open and close lock 216, opening and closing spoon 217 can extract, and the second sliding panel 214 locks, and gag lever post 35 is inoperable state；Most
Afterwards, corresponding cabinet is opened by the keying spoon 217 of extraction, high pressure facility is in opening, starts to repair.
After repair, all keying spoons 217 are turned back into each open and close lock 216 and close open and close lock 216, open and close spoon 217 not
It can extract, the unlock of the second sliding panel 214 is adjustable state, and gag lever post 35 is operable state；By gag lever post 35 from ground state
To high pressure conditions, position limited gear 32 pushes and pulls upper and lower briar tooth (209,215) for switching, restores first and second sliding panel (208,214),
Opening and closing spoon 217 cannot rotate or extract；Second control lock 211 is closed by the second control spoon 213, then the first control spoon 213 closes
The first control lock 211 is closed, 211 the first limited mouth 203 of insertion of the first control lock, second controls lock the second limited mouth 204 of insertion, the
One control spoon 213 cannot be extracted, and the first sliding panel 208 is lock-out state, and high pressure facility is in the lock state.
Described embodiment is only part of the embodiment of the present invention, instead of all the embodiments.Based on the present invention
In embodiment, the every other implementation that those of ordinary skill in the art are obtained without making creative work
Example, belongs to the scope of the present invention.
Claims (2)
1. including babinet, lock collar and position-limit mechanism, feature are equipped in babinet for a kind of mechanical interlock for high pressure facility
It is, the position-limit mechanism includes the conduction axis that one end is inserted perpendicularly into babinet, and conduction axis is connected with body pivot, conduction axis insertion
Babinet one end is equipped with position limited gear, and position limited gear is equipped with the first groove and the second groove, and conduction axis stretches out babinet one end and is equipped with limit
Position bar, gag lever post can be swung up and down, and pendulum is high pressure conditions on gag lever post, and the gag lever post bottom is ground state；
The lock collar includes bottom plate, and bottom plate is equipped with the restriction slide parallel to bottom plate, limits slide and is equipped with the first limited mouth
With the second limited mouth, be additionally provided on bottom plate parallel to limit the first fixed rack of slide, the second fixed rack and the 3rd is fixed
Slide；
It limits slide and the first fixed rack is equipped with the first sliding panel, the first sliding panel is equipped with the lower hook of the first groove of insertion
Tooth, the first sliding panel can be along slide and the slip of the first fixed rack be limited, and the first sliding panel is equipped with the first control lock and second
Control lock, the first control are locked equipped with the first control spoon, and the second control is locked equipped with the second control spoon；
Second fixed rack and the 3rd fixed rack are equipped with the second sliding panel, and the second sliding panel is equipped with the second groove of insertion
Upper hook tooth, the second sliding panel can be slided along the second fixed rack and the 3rd fixed rack, and the second sliding panel is equipped at least one
Open and close lock, open and close lock, which is equipped with, opens and closes spoon, and corresponding cabinet can be opened by opening and closing spoon.
2. a kind of mechanical interlock for high pressure facility according to claim 1, which is characterized in that at interlock
When lock-out state, opening and closing spoon cannot rotate or extract, and gag lever post is locked in high pressure conditions, and the first control spoon cannot be extracted；It should
The workflow of interlock includes locking and opens,
It opens：It first passes through the first control spoon and opens the first control lock, the first control lock back goes out the first limited mouth；Pass through the second control again
The second control of spoon unlatching lock processed, the second control lock back goes out the second limited mouth, at this point, the first sliding panel unlocks, gag lever post is that can grasp
Make state；By gag lever post from high pressure conditions switching to ground state, position limited gear pushes and pulls upper and lower briar tooth, makes first and second sliding panel
Offset, the second control spoon cannot be extracted, and opening and closing spoon can open；Open and close lock is opened by opening and closing spoon, after opening any open and close lock,
Opening and closing spoon can extract, and the locking of the second sliding panel, gag lever post is inoperable state；Finally, opened by the keying spoon of extraction
Corresponding cabinet, high pressure facility are in opening；
Locking：All keying spoons are turned back into each open and close lock and close open and close lock, opening and closing spoon cannot extract, and the unlock of the second sliding panel is
Adjustable state, gag lever post are operable state；By gag lever post from ground state switching to high pressure conditions, in position limited gear push-and-pull,
Lower briar tooth restores first and second sliding panel, and opening and closing spoon cannot rotate or extract；Second control lock is closed by the second control spoon,
The first control spoon closes the first control lock again, and first controls lock the first limited mouth of insertion, and the second control lock is inserted into the second limited mouth,
First control spoon cannot be extracted, and the first sliding panel is lock-out state, and high pressure facility is in the lock state.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710075132.4A CN106601521B (en) | 2017-02-13 | 2017-02-13 | A kind of mechanical interlock for high pressure facility |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710075132.4A CN106601521B (en) | 2017-02-13 | 2017-02-13 | A kind of mechanical interlock for high pressure facility |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106601521A CN106601521A (en) | 2017-04-26 |
| CN106601521B true CN106601521B (en) | 2018-05-29 |
Family
ID=58587263
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710075132.4A Active CN106601521B (en) | 2017-02-13 | 2017-02-13 | A kind of mechanical interlock for high pressure facility |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106601521B (en) |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1537910A (en) * | 1967-07-19 | 1968-08-30 | Mangin Egly Et Cie | Locking device for the mechanical control of switches and doors of medium voltage distribution substations |
| EP1933345B1 (en) * | 2006-12-15 | 2011-10-26 | ABB Technology AG | Interlock- and operation-mechanism for an automatic generator trip switch |
| CN203912399U (en) * | 2014-06-26 | 2014-10-29 | 北京中矿天安信息科技有限公司 | Mining explosive-proof control cabinet equipped with safety mechanical lock |
| CN205428754U (en) * | 2016-04-08 | 2016-08-03 | 浙江中凯科技股份有限公司 | Locking structure |
-
2017
- 2017-02-13 CN CN201710075132.4A patent/CN106601521B/en active Active
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| Publication number | Publication date |
|---|---|
| CN106601521A (en) | 2017-04-26 |
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