CN107240534A - A kind of breaker is uncapped protection mechanism and breaker - Google Patents
A kind of breaker is uncapped protection mechanism and breaker Download PDFInfo
- Publication number
- CN107240534A CN107240534A CN201710697428.XA CN201710697428A CN107240534A CN 107240534 A CN107240534 A CN 107240534A CN 201710697428 A CN201710697428 A CN 201710697428A CN 107240534 A CN107240534 A CN 107240534A
- Authority
- CN
- China
- Prior art keywords
- breaker
- tumbler
- protection mechanism
- uncapped
- support
- 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.)
- Granted
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
- H01H71/10—Operating or release mechanisms
- H01H71/12—Automatic release mechanisms with or without manual release
- H01H71/126—Automatic release mechanisms with or without manual release actuated by dismounting of circuit breaker or removal of part of circuit breaker
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
- H01H71/02—Housings; Casings; Bases; Mountings
-
- 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
- H01H9/22—Interlocking, locking, or latching mechanisms for interlocking between casing, cover, or protective shutter and mechanism for operating contacts
Landscapes
- Breakers (AREA)
Abstract
The breaker that the present invention is provided is uncapped protection mechanism, including support, on the pedestal of breaker；Tumbler, is installed in rotation on the support；Back-moving spring, is connected between the support and the tumbler, and when breaker cover is closed, the tumbler is propped up by the breaker cover makes the tumbler be separated with draw bar, and the back-moving spring is in compressed state；When the breaker cover is opened; the partial pressure of the back-moving spring is on the tumbler; drive the tumbler to turn to prop up and promote the draw bar to thread off; install the breaker uncap protection mechanism when; it is installed to after the tumbler and the back-moving spring are assembled on the support; then the support is installed on the pedestal of the breaker; conveniently install and use; when breaker cover is opened; breaker is necessarily in gate-dividing state, thus breaker when avoiding abnormal operation is powered or the non-separating brake of breaker and cause Danger Electric shock risk.
Description
Technical field
The present invention relates to breaker technical field, and in particular to a kind of breaker is uncapped protection mechanism and breaker.
Background technology
Traditional breaker of plastic casing ensures the insulation of its outer face using the base and lid of plastics, prevents from getting an electric shock.Work as lid
When son does not close completely or lid produces damaged fracture, if breaker under working condition without being cut off in time,
There is no warning device, easily produce potential safety hazard.
Chinese patent literature CN201252063Y discloses a kind of breaker of plastic casing open cover tripping mechanism, acts on plastic housing and breaks
The operating mechanism of road device, including connecting rod, connecting rod center have through hole, and connecting rod is rotatably connected in a rotating shaft by through hole,
Rotating shaft is arranged on the side plate on operating mechanism close to the position of dropout draw bar；Back-moving spring, is connected to connecting rod, back-moving spring
Rotate the direction of connecting rod towards the pin of dropout draw bar；Wherein, moulded case circuit breaker cover is in normal closed position and the company
Bar is contacted, and moulded case circuit breaker cover makes the connecting rod be rotated away from the direction of the pin of the dropout draw bar.
Above-mentioned prior art can make breaker in the case where lid occurs in addition to normally closed, and breaker is threaded off automatically
Disconnect, improve the security of operation maintenance personal.But above-mentioned prior art has to the increase on circuit breaker operation mechanism and turned
Axle could complete the installation of breaker of plastic casing open cover tripping mechanism, installation process trouble, and can only pacify in pin neighbouring position
Dress, is limited larger, it has not been convenient to install and use by space.
The content of the invention
Therefore, the technical problem to be solved in the present invention is to overcome breaker open cover tripping mechanism of the prior art not side
Just the defect installed and used, uncaps protection mechanism and breaker so as to provide a kind of breaker conveniently installed and used.
Protection mechanism and breaker, wherein breaker in order to solve the above technical problems, a kind of breaker of the present invention is uncapped
Protection mechanism of uncapping includes：
Support, on the pedestal of breaker；
Tumbler, is installed in rotation on the support；
Back-moving spring, is connected between the support and the tumbler, when breaker cover is closed, the tumbler
Being propped up by the breaker cover makes the tumbler be separated with draw bar, and the back-moving spring is in compressed state；Described
When breaker cover is opened, the partial pressure of the back-moving spring drives the tumbler to turn on the tumbler
Prop up and promote the draw bar to thread off.
The support is included on neck, the outer wall that the pedestal is connected to by the neck.
The support also includes mounting groove, and the tumbler is installed in rotation in the mounting groove.
The neck and the mounting groove one are opening up, and one opening down.
Two opposing sidewalls of the mounting groove are provided with hole, and the both sides of the tumbler, which are provided with, can be inserted into the hole
Protuberance, the tumbler is inserted by the protuberance and is installed in rotation in the hole in the mounting groove.
The tumbler is L-type structure, and the protuberance is arranged on one end of the L-type structure, the L-type structure it is another
One end drives the draw bar to thread off when breaker cover is opened.
The surface of the tumbler is additionally provided with boss, when the breaker cover is closed, will be described by propping up the boss
Tumbler, which is pushed down, makes the tumbler not contacted with the draw bar.
The back-moving spring is torsion spring, and the intermediate bar of the torsion spring is enclosed on the outside of the tumbler, the torsion spring
Two turn round circles and be respectively fitted on the outside of the protuberance, two ends of the torsion spring are fixedly installed on the bracket.
The pedestal of the breaker, which is provided with, is adapted to the breach that the boss is caught in.
A kind of breaker, uncaps protection mechanism with above-mentioned breaker.
Technical solution of the present invention, has the following advantages that：
Protection mechanism, including support 1. the breaker that the present invention is provided is uncapped, on the pedestal of breaker；Rotate
Part, is installed in rotation on the support；Back-moving spring, is connected between the support and the tumbler, in breaker
When lid is closed, the tumbler is propped up by the breaker cover makes the tumbler be separated with draw bar, the back-moving spring
In compressed state；When the breaker cover is opened, the partial pressure of the back-moving spring on the tumbler,
Drive the tumbler to turn to prop up and promote the draw bar to thread off, install the breaker uncap protection mechanism when, by institute
State after tumbler is assembled with the back-moving spring and be installed on the support, the support is then installed to the breaker
Pedestal on, conveniently install and use, when breaker cover is opened, breaker necessarily be in gate-dividing state, so as to avoid anon-normal
Often during operation breaker is powered or the non-separating brake of breaker and cause Danger Electric shock risk.
The protection mechanism 2. breaker that the present invention is provided is uncapped, the support includes neck, is connected to by the neck
On the outer wall of the pedestal, facilitate the dismounting of the support and the pedestal of the breaker.
The protection mechanism 3. breaker that the present invention is provided is uncapped, two opposing sidewalls of the mounting groove are provided with hole, institute
The both sides for stating tumbler are provided with the protuberance that can be inserted into the hole, and the tumbler is inserted in the hole by the protuberance
It is installed in rotation in the mounting groove, the support is simple and compact for structure with the tumbler, it is convenient to install.
The protection mechanism 4. breaker that the present invention is provided is uncapped, the back-moving spring is torsion spring, in the torsion spring
Between rod set on the outside of the tumbler, two of the torsion spring turn round circles and be respectively fitted on the outside of the protuberance, the torsion spring
Two ends be fixedly installed on the bracket, the connection of the back-moving spring and the support, tumbler is compact, in open circuit
When device lid is closed, the back-moving spring can guarantee that in compressive state, when breaker cover is opened, the back-moving spring energy
Power is biased to the tumbler, drives the tumbler to turn to and props up and promote the draw bar to thread off.
5. the breaker that the present invention is provided, uncapped protection mechanism with described breaker, the breaker is in the open circuit
When device lid is opened, breaker is necessarily in gate-dividing state, so that breaker when avoiding abnormal operation is powered or breaker
Non- separating brake and cause Danger Electric shock risk.
Brief description of the drawings
, below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical scheme of the prior art
The accompanying drawing used required in embodiment or description of the prior art is briefly described, it should be apparent that, in describing below
Accompanying drawing is some embodiments of the present invention, for those of ordinary skill in the art, before creative work is not paid
Put, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 uncaps the structural representation of protection mechanism for the breaker that provides in the first embodiment of the present invention；
Fig. 2 be Fig. 1 shown in support, torsion spring, tumbler assembling after structural representation；
Fig. 3 is that breaker is uncapped the left view of protection mechanism when breaker cover is closed；
Fig. 4 is the left view of breaker cover protection mechanism when breaker cover is opened.
Description of reference numerals：
1- pedestals；2- torsion springs；3- supports；
4- tumblers；5- draw bars；6- breaker covers；
7- breach；8- boss.
Embodiment
Technical scheme is clearly and completely described below in conjunction with accompanying drawing, it is clear that described implementation
Example is a part of embodiment of the invention, rather than whole embodiments.Based on the embodiment in the present invention, ordinary skill
The every other embodiment that personnel are obtained under the premise of creative work is not made, belongs to the scope of protection of the invention.
In the description of the invention, it is necessary to explanation, term " " center ", " on ", " under ", "left", "right", " vertical ",
The orientation or position relationship of the instruction such as " level ", " interior ", " outer " be based on orientation shown in the drawings or position relationship, merely to
Be easy to the description present invention and simplify description, rather than indicate or imply signified device or element must have specific orientation,
With specific azimuth configuration and operation, therefore it is not considered as limiting the invention.In addition, term " first ", " second ",
" the 3rd " is only used for describing purpose, and it is not intended that indicating or implying relative importance.
In the description of the invention, it is necessary to illustrate, unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected, or be integrally connected；Can
To be mechanical connection or electrical connection；Can be joined directly together, can also be indirectly connected to by intermediary, Ke Yishi
The connection of two element internals.For the ordinary skill in the art, with concrete condition above-mentioned term can be understood at this
Concrete meaning in invention.
As long as in addition, technical characteristic involved in invention described below different embodiments non-structure each other
It can just be combined with each other into conflict.
Embodiment 1
Breaker as Figure 1-4 is uncapped a kind of embodiment of protection mechanism, including support 3, installed in disconnected
On the pedestal 1 of road device；Tumbler 4, is installed in rotation on the support 3；Back-moving spring, is connected to the support 3 and institute
State between tumbler 4, when breaker cover 6 is closed, the tumbler 4 is propped up by the breaker cover 6 makes the tumbler 4
Separated with draw bar 5, the back-moving spring is in compressed state；When the breaker cover 6 is opened, the back-moving spring
Partial pressure on the tumbler 4, drive the tumbler 4 to turn to and prop up and promote the draw bar 5 to thread off.
In present embodiment, for convenience of the dismounting of the support 3 and the pedestal 1 of the breaker, the support 3 includes neck, described
Neck it is opening down, on the outer wall that the pedestal 1 is connected to by the neck；The support 3 also includes mounting groove, described
Mounting groove it is opening up, two opposing sidewalls of the mounting groove are provided with hole, and the both sides of the tumbler 4 are provided with can be inserted into
Protuberance in the hole, the tumbler 4 is inserted in the hole by the protuberance and is installed in rotation on the installation
In groove, the support 3 is simple and compact for structure with the tumbler 4, convenient to install.In the present embodiment, the tumbler 4
For L-type structure, the protuberance is arranged on one end of the L-type structure, and the other end of the L-type structure is in the breaker cover
6 when being opened, and drives the draw bar 5 to thread off, the tumbler 4 of this structure is simple in construction, facilitates processing and fabricating；At described turn
The surface of moving part 4 is additionally provided with boss 8, when the breaker cover 6 is closed, is pushed down the tumbler 4 by propping up the boss 8
The tumbler 4 is set not contacted with the draw bar 5, the structure space utilization rate of the tumbler 4 is higher.In present embodiment
In, to make the connection of the back-moving spring and the support 3, tumbler 4 compact, the back-moving spring is torsion spring 2, described double
The intermediate bar of torsion spring 2 is enclosed on the outside of tumbler 4, and two torsion circles of the torsion spring 2 are respectively fitted on the outside of the protuberance,
Two ends of the torsion spring 2 are fixedly installed on the support 3, when the breaker cover 6 is closed, the reset bullet
Spring can guarantee that in compressive state, when the breaker cover 6 is opened, the back-moving spring can apply to the tumbler 4
Biasing force, drives the tumbler 4 to turn to and props up and promote the draw bar 5 to thread off.
Install the breaker uncap protection mechanism when, be installed to institute after the tumbler 4 and the torsion spring 2 are assembled
State on support 3, it is easy for installation then on the outer wall by the support 3 by the pedestal 1 of neck to the breaker, described
When breaker cover 6 is closed, the breaker cover 6 makes the rotation by propping up the boss 8 on the surface of tumbler 4
Part 4 is not contacted with the draw bar 5, and during this period, the torsion spring 2 is constantly in the state compressed, in the breaker
When lid 6 is opened, the partial pressure of the torsion spring 2 drives the tumbler 4 to turn to and propped up on the tumbler 4
And promote the draw bar 5 to thread off, it can guarantee that when the breaker cover 6 is opened, breaker is necessarily in gate-dividing state, from
And avoid breaker during abnormal operation powered or the non-separating brake of breaker and cause Danger Electric shock risk.
In improved embodiment, the outer wall of the pedestal 1 of the breaker opens up jagged 7, in the breaker cover 6
When being closed, the breaker cover 6 props up the boss 8 on the tumbler surface, the boss 8 is caught in the breach 7
In, the biasing force of the back-moving spring can be avoided to cross the top of breaker cover 6 described in senior general and opened.
Embodiment 2
A kind of breaker, uncaps protection mechanism, the breaker is in the quilt of breaker cover 6 with breaker as Figure 1-4
During opening, breaker is necessarily in gate-dividing state, so that breaker when avoiding abnormal operation is powered or the non-separating brake of breaker
And cause Danger Electric shock risk.
Obviously, above-described embodiment is only intended to clearly illustrate example, and the not restriction to embodiment.It is right
For those of ordinary skill in the art, can also make on the basis of the above description it is other it is various forms of change or
Change.There is no necessity and possibility to exhaust all the enbodiments.And the obvious change thus extended out or
Among changing still in the protection domain of the invention.
Claims (10)
- The protection mechanism 1. a kind of breaker is uncapped, it is characterised in that including：Support, on the pedestal of breaker；Tumbler, is installed in rotation on the support；Back-moving spring, is connected between the support and the tumbler, and when breaker cover is closed, the tumbler is by institute Stating breaker cover and propping up makes the tumbler be separated with draw bar, and the back-moving spring is in compressed state；In the open circuit When device lid is opened, the partial pressure of the back-moving spring drives the tumbler to turn to and propped up on the tumbler And promote the draw bar to thread off.
- The protection mechanism 2. a kind of breaker according to claim 1 is uncapped, it is characterised in that the support includes neck, On the outer wall that the pedestal is connected to by the neck.
- The protection mechanism 3. a kind of breaker according to claim 2 is uncapped, it is characterised in that the support also includes installing Groove, the tumbler is installed in rotation in the mounting groove.
- The protection mechanism 4. a kind of breaker according to claim 3 is uncapped, it is characterised in that the neck is installed with described Groove one is opening up, and one opening down.
- The protection mechanism 5. a kind of breaker according to claim 3 is uncapped, it is characterised in that two phases of the mounting groove Offside wall is provided with hole, and the both sides of the tumbler are provided with the protuberance that can be inserted into the hole, and the tumbler passes through described Protuberance is inserted to be installed in rotation in the mounting groove in the hole.
- The protection mechanism 6. a kind of breaker according to claim 5 is uncapped, it is characterised in that the tumbler is L-type knot Structure, the protuberance is arranged on one end of the L-type structure, and the other end of the L-type structure drives when breaker cover is opened The dynamic draw bar is threaded off.
- The protection mechanism 7. a kind of breaker according to any one of claim 1-6 is uncapped, it is characterised in that the rotation The surface of part is additionally provided with boss, when the breaker cover is closed, by prop up the boss tumbler is pushed down make it is described Tumbler is not contacted with the draw bar.
- The protection mechanism 8. a kind of breaker according to claim 7 is uncapped, it is characterised in that the back-moving spring is double torsions Spring, the intermediate bar of the torsion spring is enclosed on the outside of the tumbler, and two torsion circles of the torsion spring are respectively fitted over the protrusion On the outside of portion, two ends of the torsion spring are fixedly installed on the bracket.
- The protection mechanism 9. a kind of breaker according to claim 7 is uncapped, it is characterised in that on the pedestal of the breaker The breach being caught in provided with the suitable boss.
- 10. a kind of breaker, it is characterised in that open cover protector with breaker as claimed in any one of claims 1-9 wherein Structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710697428.XA CN107240534B (en) | 2017-08-15 | 2017-08-15 | Circuit breaker uncovering protection mechanism and circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710697428.XA CN107240534B (en) | 2017-08-15 | 2017-08-15 | Circuit breaker uncovering protection mechanism and circuit breaker |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107240534A true CN107240534A (en) | 2017-10-10 |
| CN107240534B CN107240534B (en) | 2020-01-14 |
Family
ID=59991985
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710697428.XA Active CN107240534B (en) | 2017-08-15 | 2017-08-15 | Circuit breaker uncovering protection mechanism and circuit breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107240534B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107975557A (en) * | 2017-12-27 | 2018-05-01 | 钱江弹簧（杭州）有限公司 | Torsion spring fixation kit |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20040008425A (en) * | 2002-07-18 | 2004-01-31 | 엘지산전 주식회사 | auxiliary cover for circuit breaker |
| CN201252063Y (en) * | 2008-07-31 | 2009-06-03 | 上海电器科学研究所（集团）有限公司 | Open cover tripping mechanism of breaker with plastic case |
| CN102522279A (en) * | 2011-12-02 | 2012-06-27 | 上海电器科学研究院 | Uncap releasing protecting device of direct current belt fuse breaker |
| CN203536251U (en) * | 2013-11-21 | 2014-04-09 | 德力西电气有限公司 | Cover opening power-off structure of breaker |
| CN203536250U (en) * | 2013-11-21 | 2014-04-09 | 德力西电气有限公司 | Closable cover opening power-off structure of breaker |
| CN207183191U (en) * | 2017-08-15 | 2018-04-03 | 德力西电气有限公司 | A kind of breaker is uncapped protection mechanism and breaker |
-
2017
- 2017-08-15 CN CN201710697428.XA patent/CN107240534B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20040008425A (en) * | 2002-07-18 | 2004-01-31 | 엘지산전 주식회사 | auxiliary cover for circuit breaker |
| CN201252063Y (en) * | 2008-07-31 | 2009-06-03 | 上海电器科学研究所（集团）有限公司 | Open cover tripping mechanism of breaker with plastic case |
| CN102522279A (en) * | 2011-12-02 | 2012-06-27 | 上海电器科学研究院 | Uncap releasing protecting device of direct current belt fuse breaker |
| CN203536251U (en) * | 2013-11-21 | 2014-04-09 | 德力西电气有限公司 | Cover opening power-off structure of breaker |
| CN203536250U (en) * | 2013-11-21 | 2014-04-09 | 德力西电气有限公司 | Closable cover opening power-off structure of breaker |
| CN207183191U (en) * | 2017-08-15 | 2018-04-03 | 德力西电气有限公司 | A kind of breaker is uncapped protection mechanism and breaker |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107975557A (en) * | 2017-12-27 | 2018-05-01 | 钱江弹簧（杭州）有限公司 | Torsion spring fixation kit |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107240534B (en) | 2020-01-14 |
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