CN206480580U - A kind of novel operating control device for miniature circuit breaker - Google Patents
A kind of novel operating control device for miniature circuit breaker Download PDFInfo
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- CN206480580U CN206480580U CN201720169883.8U CN201720169883U CN206480580U CN 206480580 U CN206480580 U CN 206480580U CN 201720169883 U CN201720169883 U CN 201720169883U CN 206480580 U CN206480580 U CN 206480580U
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- installation base
- handle
- support block
- bottom plate
- circuit breaker
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Abstract
The utility model is related to a kind of novel operating control device for miniature circuit breaker, the device includes shell bottom plate, the handle being arranged on shell bottom plate, the support block being rotatably connected positioned at handle side and with shell bottom plate, the tripping for being arranged in support block and being connected with handle, the lock used cooperatively with tripping, the moving contact being fixedly connected with support block and the extension spring being connected with moving contact, one end hook of the extension spring is embedded in the extension spring mounting hole of moving contact, and the other end is hooked on the extension spring installation base on shell bottom plate.Compared with prior art, the utility model device overall structure is simple, compact, using flat structure, can reduce each part thickness, miniature circuit breaker is more minimized, and assembles simple and convenient, economic and practical is good, it is easy to promote, with good application prospect.
Description
Technical field
The utility model belongs to breaker control technical field, is related to a kind of novel operating for miniature circuit breaker and controls
Device.
Background technology
Operational control mechanism is a most important part in miniature circuit breaker, for performing closing for breaker
Conjunction, disconnection, tripping function.The effect of main force's spring, which is mainly, in operational control mechanism pulls open moving contact disconnecting circuit, produces and touch
Head pressure and the generation excess of stroke.And main force's spring in existing operational control mechanism uses extension spring, two kinds of structures of torsion spring substantially
Form, major part product uses extension spring form at present, and uses only several companies of torsion spring form.The spring of torsion spring
The pulling force that power control difficulty is more than extension spring is controlled, and torsion spring easily makes other parts or component produce warpage or twisted phenomena, therefore,
The operating mechanism of torsion spring type is more complicated than Extension Spring-type, and contact parameter whard to control.
At present, riveting in advance is required between part on the market in nearly all miniature circuit breaker operational control mechanism
Or welding, operating mechanism, complex procedures are then assembled into, while part is difficult to use compressed structure.
The Chinese utility model patent of Application No. 201210296674.1 discloses a kind of control device of circuit breaker, bag
Include：Pull bar, for being moved in the horizontal direction in the presence of external force；Drawn with described linkage, one end of the linkage
Bar is connected, and drives the linkage to move when the pull bar is moved；Handle, one end of the handle is filled with the linkage
The other end put is connected, the outside breaker of other end connection of the handle, when the linkage is moved, drives described
Handle motion, so as to control opening and closing for the outside breaker using handle.Technical scheme disclosed in above-mentioned patent is by increasing
If linkage by the conversion of motion of pull bar horizontal direction into handle vertical direction motion so that breaker can be erected
Directly it is placed in block terminal.
Application No. 201610327371.X Chinese utility model patent discloses a kind of control device of breaker, bag
Include housing, for controlling circuit breaker operating handle to rotate the drive rod of breaker closing, described drive rod one end is drive
Moved end, the other end is plugged on housing to be coordinated with housing into rotation, and housing is provided with the groove inserted for inserted link, described housing
Provided with driver plate, swing arm, described driver plate slides with housing to be coordinated, and swing arm one end is set on drive rod links with drive rod
Coordinate, the other end is extended on sliding trace when driver plate forward direction slides, and driver plate, which is provided with, to be used to reversely slide in driver plate
The power source for controlling driver plate to slide is additionally provided with the drive surface for driving inserted link to move upwards during shifting, housing.
Utility model content
The purpose of this utility model is exactly the defect in order to overcome above-mentioned prior art presence and provides a kind of overall structure
Simply, it is compact, it is easy to manufacture and control size, each part thickness can be reduced, breaking speed is fast, being used for for easily assembling is small-sized
The novel operating control device of breaker.
The purpose of this utility model can be achieved through the following technical solutions：
A kind of novel operating control device for miniature circuit breaker, the device includes shell bottom plate, is arranged on shell bottom
Handle on plate, the support block being rotatably connected positioned at handle side and with shell bottom plate, it is arranged in support block and and handle
The tripping of drive connection, the lock used cooperatively with tripping, the moving contact being fixedly connected with support block and it is connected with moving contact
The extension spring connect a, end hook of the extension spring is embedded in the extension spring mounting hole of moving contact, and the other end is hooked on the extension spring on shell bottom plate
On installation base.
Connecting rod is provided between described handle and tripping, and is connected by connecting rod and tripping.
Described connecting rod is the connecting rod with arc bending segment, and described handle is mutually fitted with being respectively equipped with tripping with connecting rod
The connecting rod mounting hole matched somebody with somebody.
Described shell bottom plate is provided with support block installation base, and described support block can be turned by support block installation base
It is arranged on dynamicly on shell bottom plate.
Described support block is provided with the tripping installation base being adapted respectively with tripping, lock, moving contact, lock and installed
Boss and moving contact installation base.
Back-moving spring is arranged with described lock installation base, the top of described support block installation base, which is provided with, to be resetted
Spring installation base, described back-moving spring one end is fixedly connected with back-moving spring installation base, the other end and the fixed company of lock
Connect.
Described moving contact includes installation portion and the contact arm being fixedly connected with installation portion, and described installation portion is with contacting
One end that arm is connected offers the first mounting hole being adapted with back-moving spring installation base, and the other end is offered and moving contact
The second mounting hole that installation base is adapted.
Described extension spring mounting hole site is between the first mounting hole and the second mounting hole.
Described shell bottom plate is provided with handle installation base, and described handle is rotationally set by handle installation base
Put on shell bottom plate.
In actual use, carry out in making process, when handle turns clockwise, handle promotes connecting rod to move right,
Tripping is engaged under the promotion of connecting rod with lock, and after tripping is engaged with lock, support block is under the promotion of connecting rod around outer casing base
On support block installation base turn clockwise, and the moving contact in support block also turns clockwise therewith, now, extension spring
It is elongated, and reply pulling force is produced to moving contact.On the contrary, during separating brake is carried out, when handle rotate counterclockwise, handle band
Dynamic connecting rod is to left movement, after quadric chain dead-centre position in device has been moved through, and the reply that extension spring is produced to moving contact is drawn
Power reversely retracts moving contact, and moving contact drive support block is quickly returned to the open position of breaker.In actual use
Tripping operation process, operating control device is in "on" position, promotes lock rotate counterclockwise, and lock is separated with tripping to be no longer engaged,
Quadric chain is tripped immediately in device, and extension spring pulls moving contact and support block to return to the open position of breaker.
Compared with prior art, the utility model has the characteristics that：
1) the utility model using extension spring as main force's spring, with breaking speed it is fast, it is simple in construction the characteristics of, will not make
Other parts or component produce warpage or distortion, substantially increase service life；
2) from the point of view of angle of assembling, (such as riveting, welding technique), process letter need not be pre-machined between each part
Single, easily assembling, substantially reduces assembly work, and efficiency of assembling is high；
3) flat structure is used, design of part is simple, easily fabricated and controls size, can reduce each part thickness,
Miniature circuit breaker is set more to minimize, economic and practical is good, it is easy to promote, with good application prospect.
Brief description of the drawings
Fig. 1 is structural representation when the utility model device is off；
Fig. 2 is structural representation when the utility model device is in closure state；
Fig. 3 is the partial structural diagram of outer casing base in the utility model device；
Fig. 4 is the structural representation of support block in the utility model device；
Fig. 5 is the structural representation of handle in the utility model device；
Fig. 6 is the structural representation of moving contact in the utility model device；
Fig. 7 is the structural representation of tripping in the utility model device；
Fig. 8 is the structural representation that latches in the utility model device；
Fig. 9 is the structural representation of connecting rod in the utility model device；
Figure 10 is the structural representation of extension spring in the utility model device；
Figure 11 is the structural representation of back-moving spring in the utility model device；
Description of symbols in figure：
1-shell bottom plate, 2-handle, 3-support block, 4-tripping, 5-lock, 6-moving contact, 7-extension spring, 8-drawing
Spring mounting hole, 9-extension spring installation base, 10-connecting rod, 11-connecting rod mounting hole, 12-support block installation base, 13-tripping
Installation base, 14-lock installation base, 15-moving contact installation base, 16-back-moving spring, 17-back-moving spring install convex
Platform, 18-installation portion, 19-contact arm, the 20-the first mounting hole, the 21-the second mounting hole, 22-handle installation base.
Embodiment
The utility model is described in detail with specific embodiment below in conjunction with the accompanying drawings.
Embodiment：
As shown in Figure 1-2, a kind of novel operating control device for miniature circuit breaker, the device include shell bottom plate 1,
The handle 2 that is arranged on shell bottom plate 1, the support block 3 being rotatably connected positioned at the side of handle 2 and with shell bottom plate 1, it is arranged on
The tripping 4 that is connected in support block 3 and with handle 2, the lock 5 used cooperatively with tripping 4, it is fixedly connected with support block 3
Moving contact 6 and the extension spring 7 being connected with moving contact 6, an end hook of the extension spring 7 are embedded in the extension spring mounting hole 8 of moving contact 6,
The other end is hooked on the extension spring installation base 9 on shell bottom plate 1.Connecting rod 10 is provided between handle 2 and tripping 4, and by even
Bar 10 is connected with tripping 4.Shell bottom plate 1 is provided with handle installation base 22, and handle 2 can be turned by handle installation base 22
It is arranged on dynamicly on shell bottom plate 1.
As shown in Fig. 3-11, shell bottom plate 1 installs convex provided with support block installation base 12, support block 3 by support block
Platform 12 is rotatably arranged on shell bottom plate 1.Support block 3 is provided with to be adapted with tripping 4, lock 5, moving contact 6 respectively
Tripping installation base 13, lock installation base 14 and moving contact installation base 15.Reset bullet is arranged with lock installation base 14
Spring 16, the top of support block installation base 12 is provided with back-moving spring installation base 17, and the one end of back-moving spring 16 is pacified with back-moving spring
Dress boss 17 is fixedly connected, and the other end is fixedly connected with lock 5.
Connecting rod 10 is the connecting rod 10 with arc bending segment, and handle 2 is with being respectively equipped with what is be adapted with connecting rod 10 in tripping 4
Connecting rod mounting hole 11.
Moving contact 6 includes installation portion 18 and the contact arm 19 being fixedly connected with installation portion 18, installation portion 18 and contact arm
19 one end being connected offer the first mounting hole 20 being adapted with back-moving spring installation base 17, and the other end is offered and moved
The second mounting hole 21 that contact installation base 15 is adapted.Extension spring mounting hole 8 is located at the first mounting hole 20 and the second mounting hole 21
Between.
In actual use, carry out in making process, when handle 2 turns clockwise, handle 2 promotes connecting rod 10 to transport to the right
Dynamic, tripping 4 is engaged under the promotion of connecting rod 10 with lock 5, after tripping 4 is engaged with lock 5, promotion of the support block 3 in connecting rod 10
Under support block installation base 12 on shell bottom plate 1 turn clockwise, and the moving contact 6 in support block 3 also makees suitable therewith
Hour hands are rotated, and now, extension spring 7 is elongated, and reply pulling force is produced to moving contact 6.On the contrary, during separating brake is carried out, working as hand
During 2 rotate counterclockwise of handle, the drivening rod 10 of handle 2 is to left movement, after quadric chain dead-centre position in device has been moved through,
The reply pulling force that extension spring 7 is produced to moving contact 6 reversely retracts moving contact 6, and moving contact 6 drives support block 3 to be quickly returned to break
The open position of road device.Tripping operation process in actual use, operating control device is in "on" position, promotes 5 inverse times of lock
Pin is rotated, and lock 5 is separated with tripping 4 to be no longer engaged, and quadric chain is tripped immediately in device, and extension spring 7 pulls moving contact 6 and branch
Bracer 3 returns to the open position of breaker.
The above-mentioned description to embodiment is understood that for ease of those skilled in the art and using practicality
It is new.Person skilled in the art obviously can easily make various modifications to these embodiments, and illustrating herein
General Principle be applied in other embodiment without passing through performing creative labour.Therefore, the utility model is not limited to above-mentioned
Embodiment, those skilled in the art disclose according to of the present utility model, do not depart from improvement that the utility model category made and
Modification all should be within protection domain of the present utility model.
Claims (9)
1. a kind of novel operating control device for miniature circuit breaker, it is characterised in that the device include shell bottom plate (1),
The handle (2) being arranged on shell bottom plate (1), the support block being rotatably connected positioned at handle (2) side and with shell bottom plate (1)
(3) tripping (4) that, is arranged in support block (3) and is connected with handle (2), the lock (5) used cooperatively with tripping (4),
The moving contact (6) being fixedly connected with support block (3) and the extension spring (7) being connected with moving contact (6), one end of the extension spring (7)
Hook is embedded in the extension spring mounting hole (8) of moving contact (6), and the other end is hooked on the extension spring installation base (9) on shell bottom plate (1)
On.
2. a kind of novel operating control device for miniature circuit breaker according to claim 1, it is characterised in that described
Handle (2) and tripping (4) between be provided with connecting rod (10), and pass through connecting rod (10) and tripping (4) and be connected.
3. a kind of novel operating control device for miniature circuit breaker according to claim 2, it is characterised in that described
Connecting rod (10) be the connecting rod (10) with arc bending segment, described handle (2) in tripping (4) with being respectively equipped with and connecting rod
(10) the connecting rod mounting hole (11) being adapted.
4. a kind of novel operating control device for miniature circuit breaker according to claim 1, it is characterised in that described
Shell bottom plate (1) be provided with support block installation base (12), described support block (3) can by support block installation base (12)
It is rotatably arranged on shell bottom plate (1).
5. a kind of novel operating control device for miniature circuit breaker according to claim 4, it is characterised in that described
Support block (3) provided with tripping installation base (13), the lock being adapted respectively with tripping (4), lock (5), moving contact (6)
Installation base (14) and moving contact installation base (15).
6. a kind of novel operating control device for miniature circuit breaker according to claim 5, it is characterised in that described
Lock installation base (14) on be arranged with back-moving spring (16), the top of described support block installation base (12) is provided with resetting
Spring installation base (17), described back-moving spring (16) one end is fixedly connected with back-moving spring installation base (17), the other end
It is fixedly connected with lock (5).
7. a kind of novel operating control device for miniature circuit breaker according to claim 6, it is characterised in that described
Moving contact (6) include installation portion (18) and the contact arm (19) that is fixedly connected with installation portion (18), described installation portion
(18) one end being connected with contact arm (19) offers the first mounting hole being adapted with back-moving spring installation base (17)
(20), the other end offers the second mounting hole (21) being adapted with moving contact installation base (15).
8. a kind of novel operating control device for miniature circuit breaker according to claim 7, it is characterised in that described
Extension spring mounting hole (8) be located between the first mounting hole (20) and the second mounting hole (21).
9. a kind of novel operating control device for miniature circuit breaker according to any one of claim 1 to 8, its feature
It is, described shell bottom plate (1) is provided with handle installation base (22), and described handle (2) passes through handle installation base
(22) it is rotatably arranged on shell bottom plate (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720169883.8U CN206480580U (en) | 2017-02-24 | 2017-02-24 | A kind of novel operating control device for miniature circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720169883.8U CN206480580U (en) | 2017-02-24 | 2017-02-24 | A kind of novel operating control device for miniature circuit breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206480580U true CN206480580U (en) | 2017-09-08 |
Family
ID=59746968
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720169883.8U Active CN206480580U (en) | 2017-02-24 | 2017-02-24 | A kind of novel operating control device for miniature circuit breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206480580U (en) |
-
2017
- 2017-02-24 CN CN201720169883.8U patent/CN206480580U/en active Active
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