CN205828301U - Miniature circuit breaker - Google Patents
Miniature circuit breaker Download PDFInfo
- Publication number
- CN205828301U CN205828301U CN201620716199.2U CN201620716199U CN205828301U CN 205828301 U CN205828301 U CN 205828301U CN 201620716199 U CN201620716199 U CN 201620716199U CN 205828301 U CN205828301 U CN 205828301U
- Authority
- CN
- China
- Prior art keywords
- fixture block
- pinch plate
- holding tank
- block
- circuit breaker
- 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 discloses a kind of miniature circuit breaker, solve the problem that existing installation is laborious, its drip irrigation device is to include housing, described housing bottom is provided with mounting groove and forms protuberance in its both sides, it is equipped with chute on described protuberance and in chute, slidably connects pinch plate, described pinch plate is provided with the elastic component keeping its end to be positioned at mounting groove, described chute inwall is provided with holding tank, described holding tank is provided with fixture block and the first spring extrapolated by fixture block, described pinch plate is provided with the draw-in groove coordinating with fixture block and keeping pinch plate end to be positioned at chute, the pushing mechanism of holding tank of being retracted by fixture block it is provided with in described holding tank, reach people to unclamp pinch plate and install, easily labour-saving technique effect.
Description
Technical field
This utility model relates to field of circuit breakers, particularly to a kind of miniature circuit breaker.
Background technology
Miniature circuit breaker, also known as miniature circuit breaker, is to transship to circuit to rise to protect with short circuit to be used, it is also possible to just
In the case of Chang, the infrequently operation conversion as circuit is used, and the Chinese patent of such as Publication No. CN104201074A discloses
A kind of energy-saving miniature circuit breaker, including arc quenching system, it is characterised in that: described arc quenching system is for using continuous arcing form
Arc leading angle and run-on tab；It is arc fold bending that described run-on tab connects arc end, and centre is provided with a crowning；Also include dropout machine
Structure, its main spring is main extension spring, is positioned at the center of tripping mechanism, and described main extension spring one end is poroid semicircle, another
End for double right-angle bending hook-types and carries out hinged with the inside groove on lever, draws by two positioning boss on inside groove both sides are fixing
Spring；The tripping mechanism flexible movements of the present invention are reliable, and life of product is long；Product internal resistance is little, low in energy consumption, be not provided with arc separating wall and on
Lower magnetic conduction sheet, saves material, energy-conserving and environment-protective；Faster, electric arc moves more smooth and easy, and properties of product are higher in arc quenching system design striking.
By its accompanying drawing can draw the pinch plate being provided with sliding bottom chopper, and in it, it is provided with the elasticity of elastic reset
Part, uses when this pinch plate is for being arranged on chopper on mounting rail, but needs card in specific operation process
Plate is taken out outward, and can not unclamp when chopper does not complete and installs, and not so clamp can restore to the original state under the effect of elastic rib
Cause cannot normal mounting, and this elastic force can be bigger, and operator are the most laborious when keeping this state.
Utility model content
The purpose of this utility model is to provide a kind of miniature circuit breaker, has installation labour-saving advantage.
Above-mentioned technical purpose of the present utility model has the technical scheme that
A kind of miniature circuit breaker, including housing, described housing bottom is provided with mounting groove and forms protuberance in its both sides, described
Being equipped with chute on protuberance and slidably connect pinch plate in chute, described pinch plate is provided with its end of holding and is positioned at installation
Elastic component in groove, described chute inwall is provided with holding tank, and described holding tank is provided with fixture block and extrapolated by fixture block first
Spring, described pinch plate is provided with the draw-in groove coordinating with fixture block and keeping pinch plate end to be positioned at chute, in described holding tank
It is provided with the pushing mechanism of holding tank of being retracted by fixture block.
By so arranging, by draw outside pinch plate so that the contracting of its end in chute time, fixture block can be at the first spring
Snapping under effect in draw-in groove, pinch plate realizes spacing in the case of fixture block with card slot fit, and the elastic force overcoming elastic component is made
With, now people can unclamp pinch plate and install, the most laborsaving, after chopper is arranged on mounting rail, only need to drive
Pushing mechanism, fixture block can be retracted in holding tank by pushing mechanism, and pinch plate can make its end again under elastic component effect
Complete in slipping into mounting groove to install.
This utility model is arranged further: described pushing mechanism includes the push rod being located in protuberance, and described fixture block sets
Having fixed block, described push rod one end to be positioned at outside protuberance and form press section, the other end is provided with the lozenges abutted with fixed block, promotes
This press section makes the push rod other end pass and promote fixed block to move toward the first spring direction from holding tank inwall.
In operation, only intrinsic pressure for the press section end making push rod need to be passed from holding tank and can be by end
On lozenges drive fixed block to move toward the first spring direction, thus be inconjunction with in fixture block retraction holding tank, release fixture block
With the lock-out state of draw-in groove, pushing mechanism simple in construction, and easy to operate.
This utility model is arranged further: the width of described press section is less than the width of push rod and forms step in junction
Portion, is provided with, at described protuberance correspondence stage portion, the block abutted with it.
Barrier effect can be played by the setting of block, it is to avoid the situation of push rod abjection, play effective anticreep effect.
This utility model is arranged further: the end of described press section is fixed with pressing plate, the end face face of described pressing plate
The long-pending face area more than press section.
Can be increased the face area of press section by the setting of pressing plate, thus during too increasing people's pressing with
Its contact area, it is to avoid cause owing to press section end face is the least pressing the situation that there is pain, more comfortableness.
This utility model is arranged further: described pushing mechanism includes the rotating shaft being located in protuberance, described rotating shaft one end
Being positioned at holding tank, the other end is positioned at outside protuberance and forms operating side, and described fixture block is provided with fixed block, described rotating shaft be provided with
The eccentric that fixed block abuts.
In operating process, by rotating shaft band movable eccentric wheel such that it is able to promote fixed block to move by eccentric,
And then in driving fixture block retraction holding tank, release the lock-out state of fixture block and draw-in groove, pushing mechanism simple in construction, and operation side
Just.
This utility model is arranged further: be fixed with knob on described operating side.
By the setting of knob, easily facilitate rotating shaft so that rotating shaft process is more laborsaving.
This utility model is arranged further: described pushing mechanism includes the second spring, and described holding tank is near pinch plate one
End inwall is provided with abutting block, and described fixture block is provided with fixed block, and described second both ends of the spring is connected to abut block and fix respectively
On block, described holding tank runs through protuberance away from one end of pinch plate and forms opening, described opening part be provided with threaded with it and
For regulating the regulating block of the first spring force.
The most threaded regulating block can regulate the effect of the first spring force, under normal usage, regulation
Elastic force to the first spring is more than the elastic force of the second spring, and then fixture block still can be pushed away realization card in draw-in groove by the first spring
Connect, when it is required that time in fixture block retraction holding tank, regulating block only need to be rotated and makes the elastic force of the first spring less than the second spring
Elastic force, fixture block under the second spring effect in retraction holding tank, can release the lock-out state of fixture block and draw-in groove, simple in construction and
Easy to operate.
This utility model is arranged further: described regulating block is provided with regular hexagon hole.
It is easily installed personnel by the setting in regular hexagon hole to rotate regulating block by die nut and be adjusted.
This utility model is arranged further: described elastic component is the arc spring lamination being arranged on pinch plate, at the bottom of described chute
Wall is provided with the briquetting abutted with arc spring lamination.
Elastic component is arc spring lamination, therefore by when taking out outside pinch plate, briquetting can extrude arc spring lamination and makes it deform and produce
Raw elastic restoring force, it is achieved the reset response of pinch plate.
In sum, this utility model has the advantages that the cooperation by fixture block and draw-in groove can play limit
Position effect, it is to avoid unclamp the situation that rear pinch plate sets back under arc spring lamination effect, so when mounted installation personnel without
Need the most hand-held the pinch plate, after the mounting groove of chopper coordinates with mounting rail, relend and help pushing mechanism to make fixture block from card
Abjection in groove, pinch plate has ejected installation under the effect of arc spring lamination, and the pushing mechanism providing 3 different modes comes
Promote fixture block, and pushing mechanism simple in construction, convenient to operation.
Accompanying drawing explanation
Fig. 1 is the overall structure figure of embodiment 1；
Fig. 2 is the lateral view of embodiment 1；
Fig. 3 is the profile of A-A in Fig. 2；
Fig. 4 is enlarged drawing at A in Fig. 3；
Fig. 5 is the configuration shows figure in embodiment 2 at pushing mechanism；
Fig. 6 is the configuration shows figure in embodiment 3 at pushing mechanism.
Reference: 1, housing；2, mounting groove；3, protuberance；4, pinch plate；5, chute；61, arc spring lamination；62, briquetting；
71, holding tank；72, fixture block；73, draw-in groove；74, the first spring；75, push rod；751, lozenges；752, press section；76, pressing
Dish；77, stage portion；78, block；79, fixed block；81, rotating shaft；82, eccentric；83, knob；91, the second spring；92, abut
Block；93, regulating block；931, regular hexagon hole.
Detailed description of the invention
Below in conjunction with accompanying drawing, this utility model is described in further detail.
This specific embodiment is only that it is not to restriction of the present utility model, ability to explanation of the present utility model
The present embodiment can be made after reading this specification by field technique personnel as required does not has the amendment of creative contribution, but
As long as all being protected by Patent Law in right of the present utility model.
Embodiment 1: a kind of miniature circuit breaker, as it is shown in figure 1, include the housing 1 of two point shell compositions being mutually inserted,
The middle part, bottom of housing 1 is provided with mounting groove 2, and is formed on protuberance 3, and one of them protuberance 3 in the both sides of mounting groove 2
Being provided with the chute 5 run through, be provided with the pinch plate 4 being connected with its sliding in this chute 5, pinch plate 4 one end is positioned at outside chute 5 to be easy to
People are hand-held pulls it to move.
As shown in figs 2-4, pinch plate 4 is provided with arc spring lamination 61, and is provided with on the diapire of chute 5 and arc bullet
The briquetting 62 that sheet 61 abuts, when the end that hand-held pinch plate 4 is positioned at mounting groove 2 is drawn toward chute 5, arc spring lamination 61
Under the effect of briquetting 62, deformation forms elastic restoring force, and when unclamping pinch plate 4, elastic restoring force can make pinch plate 4 multiple
Position, the end of pinch plate 4 skids off from chute 5 and is positioned at mounting groove 2 and fixes for the installation of chopper.
The inwall of chute 5 is provided with holding tank 71, in this holding tank 71, is provided with fixture block 72, and fixture block 72 and holding tank
It is provided with the first spring 74 between 71 inwalls, and is provided with on pinch plate 4 and the draw-in groove 73 of fixture block 72 clamping, be positioned at pinch plate 4
Time in end retraction chute 5 in mounting groove 2, fixture block 72 limits the pinch plate 4 work in elastic restoring force in being connected to draw-in groove 73
Use lower movement, thus operator install without this pinch plate 4 the most hand-held when mounted, more laborsaving.
Pushing mechanism in the present embodiment includes the push rod 75 being located in protuberance 3 simultaneously, and push rod 75 is slidably connected at convex
Through hole within portion 3, is provided with fixed block 79 on fixture block 72, and push rod 75 is provided with near the end, one end of fixture block 72 with fixing
The lozenges 751 that block 79 abuts, the other end passes outside protuberance 3 and formation press section, end 752, the wherein width of press section 752
Less than the width of push rod 75, thus form stage portion 77 in the junction of press section 752 with push rod 75, and at the opening part of through hole
Being provided with block 78, this block 78 plays the effect stopping stage portion 77, it is to avoid push rod 75 is deviate from from through hole due to weight effect
Situation；Additionally the end outside press section 752 is positioned at protuberance 3 is fixed with pressing plate 76, increases the area of pressing, improves pressing
Transporting.
In specific operation process: during original state, pinch plate 4 makes its one end be positioned at peace under the effect of arc spring lamination 61
In tankage 2, now fixture block 72 contract holding tank 71 not with draw-in groove 73 clamping, when chopper is installed by needs, hand-held card
It outer is drawn by buckle 4 so that pinch plate 4 is positioned at the end of mounting groove 2 and is retracted into chute 5, now the position of draw-in groove 73 with
The position of fixture block 72 is corresponding, and fixture block 72 ejects under the effect of the first spring 74 and realizes clamping with draw-in groove 73 clamping, overcomes people
Work needs to hold the problem of pinch plate 4 always, after being installed by chopper (i.e. mounting groove 2 coordinates with mounting rail), now leads to
Crossing in pressing pressing plate 76 makes push rod 75 and move, in moving process, fixture block 72 is promoted by lozenges 751 toward the first spring 74 direction,
So that fixture block 72 is deviate from from draw-in groove 73, clamped condition releases, and pinch plate 4 can eject under arc spring lamination 61 acts on, card
The end of buckle 4 realizes installing in slipping into mounting groove 2 and fixes, and completes whole installation process.
Embodiment 2: a kind of miniature circuit breaker, as it is shown in figure 5, its difference with embodiment 1 is pushing mechanism structure
Difference, in the present embodiment, pushing mechanism includes the rotating shaft 81 being rotatably connected in protuberance 3, and this rotating shaft 81 one end is positioned at holding tank 71
In, and this end is provided with the eccentric 82 abutted with the fixed block 79 on fixture block 72, rotating shaft 81 other end passes outside protuberance 3,
It is fixed with knob 83 in the end being positioned at outside protuberance 3, easily facilitates rotating shaft 81 by the setting of knob 83 and operate.
Specific operation process: during original state, pinch plate 4 makes its one end be positioned at installation under the effect of arc spring lamination 61
In groove 2, now fixture block 72 contract holding tank 71 not with draw-in groove 73 clamping, when chopper is installed by needs, hand-held buckle
It outer is drawn by plate 4 so that pinch plate 4 is positioned at the end of mounting groove 2 and is retracted into chute 5, now the position of draw-in groove 73 and card
The position of block 72 is corresponding, and fixture block 72 ejects under the effect of the first spring 74 and realizes clamping with draw-in groove 73 clamping, overcomes artificial
Need to hold the problem of pinch plate 4 always, after chopper is installed (i.e. mounting groove 2 coordinates with mounting rail), now by
Turning knob 83 drives rotating shaft 81 to rotate, in rotating shaft 81 rotation process, eccentric 82 by fixture block 72 toward the first spring 74 direction
Promoting, so that fixture block 72 is deviate from from draw-in groove 73, clamped condition releases, pinch plate 4 meeting bullet under arc spring lamination 61 acts on
Going out, the end of pinch plate 4 realizes installing in slipping into mounting groove 2 and fixes, and completes whole installation process.
Embodiment 3: a kind of miniature circuit breaker, as shown in Figure 6, the difference with embodiment 1 or 2 is pushing mechanism structure
Difference, the pushing mechanism of the present embodiment includes the second spring 91 and regulating block 93, at holding tank 71 in one end of pinch plate 4
Wall is provided with abutting block 92, is provided with fixed block 79 on fixture block 72 simultaneously, and second spring 91 one end is against on abutting block 92, the other end
Being connected to fixed block 79, wherein holding tank 71 runs through protuberance 3 and forms opening, and regulating block 93 is threaded in opening part, and first
Spring 74 one end is connected on fixed block 79, and the other end is connected on regulating block 93；And on regulating block 93, offer positive six
Shape hole, limit 931, it is simple to operator rotate regulating block 93 by die nut and are adjusted operation.
Specific operation process: during original state, pinch plate 4 makes its one end be positioned at installation under the effect of arc spring lamination 61
In groove 2, now fixture block 72 contract holding tank 71 not with draw-in groove 73 clamping, and now rotate regulating block 93 position make the first bullet
The elastic force of spring 74 is more than the elastic force of the second spring 91, and when chopper is installed by needs, hand-held pinch plate 4 draws outside it,
The end making pinch plate 4 be positioned at mounting groove 2 is retracted into chute 5, the now position of draw-in groove 73 and the position pair of fixture block 72
Should, fixture block 72 ejects under the effect of the first spring 74 and realizes clamping with draw-in groove 73 clamping, overcomes and manually needs to hold always
The problem of pinch plate 4, after being installed by chopper (i.e. mounting groove 2 coordinates with mounting rail), now by rotating regulating block 93
Making the elastic force elastic force less than the second spring 91 of the first spring 74, fixture block 72 can be toward first under the effect of the second spring 91
Spring 74 direction is moved, so that fixture block 72 is deviate from from draw-in groove 73, clamped condition releases, and pinch plate 4 can be at arc spring lamination
61 effects are lower ejects, and in mounting groove 2 is slipped in the end of pinch plate 4, realization is installed fixing, completes whole installation process.
Claims (9)
1. a miniature circuit breaker, including housing (1), described housing (1) bottom is provided with mounting groove (2) and is formed convex in its both sides
Portion (3), described protuberance (3) is equipped with chute (5) and slidably connects pinch plate (4), described pinch plate in chute (5)
(4) it is provided with the elastic component keeping its end to be positioned at mounting groove (2), it is characterized in that: described chute (5) inwall is provided with receiving
Groove (71), described holding tank (71) is provided with fixture block (72) and the first spring (74) extrapolated by fixture block (72), described pinch plate
(4) it is provided with and coordinates with fixture block (72) and keep pinch plate (4) end to be positioned at the draw-in groove (73) of chute (5), described holding tank
(71) it is provided with the pushing mechanism of fixture block (72) retraction holding tank (71) in.
Miniature circuit breaker the most according to claim 1, is characterized in that: described pushing mechanism includes being located in protuberance (3)
Push rod (75), described fixture block (72) is provided with fixed block (79), and described push rod (75) one end is positioned at protuberance (3) and forms outward pressing
Portion (752), the other end is provided with the lozenges (751) abutted with fixed block (79), promotes this press section (752) to make push rod (75)
The other end passes and promotes fixed block (79) to move toward the first spring (74) direction from holding tank (71) inwall.
Miniature circuit breaker the most according to claim 2, is characterized in that: the width of described press section (752) is less than push rod
(75) width also forms stage portion (77) in junction, and corresponding stage portion (77) place of described protuberance (3) is provided with and abuts with it
Block (78).
Miniature circuit breaker the most according to claim 3, is characterized in that: the end of described press section (752) is fixed with pressing
Dish (76), the face area of described pressing plate (76) is more than the face area of press section (752).
Miniature circuit breaker the most according to claim 1, is characterized in that: described pushing mechanism includes being located in protuberance (3)
Rotating shaft (81), described rotating shaft (81) one end is positioned at holding tank (71), and the other end is positioned at protuberance (3) and forms outward operating side, institute
Stating fixture block (72) and be provided with fixed block (79), described rotating shaft (81) is provided with the eccentric (82) abutted with fixed block (79).
Miniature circuit breaker the most according to claim 5, is characterized in that: be fixed with knob (83) on described operating side.
Miniature circuit breaker the most according to claim 1, is characterized in that: described pushing mechanism includes the second spring (91), institute
Stating holding tank (71) and be provided with abutting block (92) near pinch plate (4) one end inwall, described fixture block (72) is provided with fixed block (79),
Described second spring (91) two ends are connected to abut on block (92) and fixed block (79) respectively, and described holding tank (71) is away from buckle
One end of plate (4) is run through protuberance (3) and is formed opening, and described opening part is provided with threadeds with it and for regulating the first spring
(74) regulating block (93) of elastic force.
Miniature circuit breaker the most according to claim 7, is characterized in that: described regulating block (93) is provided with regular hexagon hole
(931)。
Miniature circuit breaker the most according to claim 1, is characterized in that: described elastic component is for be arranged on pinch plate (4)
Arc spring lamination (61), described chute (5) diapire is provided with the briquetting (62) abutted with arc spring lamination (61).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620716199.2U CN205828301U (en) | 2016-07-08 | 2016-07-08 | Miniature circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620716199.2U CN205828301U (en) | 2016-07-08 | 2016-07-08 | Miniature circuit breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205828301U true CN205828301U (en) | 2016-12-21 |
Family
ID=57565169
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620716199.2U Expired - Fee Related CN205828301U (en) | 2016-07-08 | 2016-07-08 | Miniature circuit breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205828301U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110993448A (en) * | 2019-11-25 | 2020-04-10 | 南通泰富电器制造有限公司 | Environment-friendly circuit breaker |
| CN113595023A (en) * | 2021-07-19 | 2021-11-02 | 北京虹林泰电气工程有限公司 | Leakage protector |
-
2016
- 2016-07-08 CN CN201620716199.2U patent/CN205828301U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110993448A (en) * | 2019-11-25 | 2020-04-10 | 南通泰富电器制造有限公司 | Environment-friendly circuit breaker |
| CN113595023A (en) * | 2021-07-19 | 2021-11-02 | 北京虹林泰电气工程有限公司 | Leakage protector |
| CN113595023B (en) * | 2021-07-19 | 2022-11-15 | 北京虹林泰电气工程有限公司 | Leakage protector |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20161221 Termination date: 20200708 |