CN207338279U - A kind of adjustable transmission mechanism and there is its breaker - Google Patents
A kind of adjustable transmission mechanism and there is its breaker Download PDFInfo
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- CN207338279U CN207338279U CN201721206424.9U CN201721206424U CN207338279U CN 207338279 U CN207338279 U CN 207338279U CN 201721206424 U CN201721206424 U CN 201721206424U CN 207338279 U CN207338279 U CN 207338279U
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- adjusting rod
- drive link
- handle
- transmission mechanism
- guide groove
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Abstract
The utility model discloses a kind of adjustable transmission mechanism and there is its breaker, including motor, tumbler, and the linkage component of connection tumbler and circuit breaker handle；The linkage component includes handle drive link and adjusting rod, and it is arranged on the position adjustment structure between handle drive link and adjusting rod, the position adjustment structure includes at least one bar shaped guide groove being arranged on the handle drive link, and the fixation kit of the handle drive link and adjusting rod is fastenedly connected through the bar shaped guide groove；Using the technical program, moved by the adjusting rod along bar shaped guide groove opposite handle adjusting rod into row position, and keep both fixed by fixation kit, so that the linkage component is adjusted in transmission process to drive circuit breaker handle to be accurate to up to length required on two extreme positions of switch closing and switch opening, its is simple in structure, the length adjustment of linkage component is convenient, practical reliable, applied widely.
Description
Technical field
The utility model is related to low-voltage electrical technical field, and in particular to a kind of adjustable transmission mechanism and with its
Breaker.
Background technology
In low-voltage distribution system frequently with mold cased circuit breaker as limit switch or branch switch, to power circuit, machine
Tool equipment plays the role of real-time guard, can be automatically cut off when circuit and equipment generation overload or short circuit and its under-voltage fault
Circuit.At present, the mold cased circuit breaker of transmission can only carry out closing by hand operation to it, that is, pass through the breaker that manually closes a floodgate
Handle, if also there are electric arc or thering is arcing to threaten technical staff's safe operation in breaker.Therefore, by plastic shell open circuit
Automatic divide-shut brake function of the electrically operated device so as to fulfill breaker of plastic casing is installed, operation is flexible, easy to use, and pacifies on device
It is complete reliable.
Chinese patent literature CN201503829U discloses a kind of electric transmission mechanism for circuit breaker, including motor and and motor
The drive link of axis linkage, the opposite other end with motor shaft linkage of drive link is operating side, is equipped between motor shaft and drive link
Linkage board, one end of linkage board are fixedly connected with motor shaft, and the other end is fixedly connected with drive link, and the operating side of drive link is with breaking
Road device handle is fixedly linked, and therefore, drives linkage board to rotate by machine shaft, and then drive drive link to drive circuit breaker handle
Realize breaker closing and sub-switching operation.The drive link of above-mentioned transmission mechanism is fixedly connected on circuit breaker handle and linkage board,
Its length is set according to transmission distance between circuit breaker handle and linkage board, so as to ensure drive link in circuit breaker handle
To be driven in place on combined floodgate or two extreme positions of separating brake, could realize breaker normally automatic breaking-closing operating, but disconnected
In the practical set of road device, due to the smaller deviation of build-up tolerance, position relationship, only a few product can there are the transmission of drive link
Apart from inadequate phenomenon, that is, the drive link after installing can not drive circuit breaker handle to reach two extreme positions of separating brake or combined floodgate
On, often there are the transmission gap of 2-5mm, so that transmission is not in place, make breaker normally real by electric transmissio mechanism
Now combined floodgate or sub-switching operation.
Utility model content
For this reason, the technical problems to be solved in the utility model is to overcome drive link of the prior art in circuit breaker handle
Transmission distance between linkage board is inadequate, so that circuit breaker handle can not be driven to reach two extreme positions of separating brake or combined floodgate,
And exist and be driven the problem of not in place.
In order to solve the above technical problems, the utility model provides a kind of adjustable transmission mechanism, including it is arranged on open circuit
Motor on device housing and the tumbler with machine shaft linkage setting, and the connection tumbler and open circuit
The linkage component of device handle, the linkage component drive the circuit breaker handle to perform division under the driving of the tumbler
Lock acts；The linkage component includes straight connected handle drive link and adjusting rod, and is arranged on the handle drive link
Adjusting the handle drive link and the adjusting rod displaced posi and keep fixed position between the adjusting rod
Adjustment structure is put, the position adjustment structure includes at least one bar shaped guide groove being arranged on the handle drive link, and
The fixation kit of the handle drive link and adjusting rod is fastenedly connected through the bar shaped guide groove；The bar shaped guide groove is along institute
The length direction for stating handle drive link is extended, so that the fixation kit is slided to change the mobile position of the adjusting rod
Put.
As a preferred embodiment, the fixation kit includes：The corresponding bar shaped guide groove is arranged at the adjusting rod
Mounting hole on one end, and sequentially pass through in the bar shaped guide groove and mounting hole and coordinate fixed bolt assembly, so that institute
One end of the handle drive link and one end of adjusting rod is stated to be fastenedly connected up and down.
As a preferred embodiment, the adjusting rod include with the mounting hole connecting pin, the one of the connecting pin
Side or both sides are equipped with the guiding chimb that the position movement to the handle drive link is oriented to, and the chimb that is oriented to is along the company
Connect the side edge length direction extension at end.
As a preferred embodiment, the mounting hole is to coordinate fixed threaded hole with the bolt assembly；
The bar shaped guide groove is the U-type groove hole of strip, has been arranged side by side two, the mounting hole corresponds to the bar shaped
Guide groove is provided with two.
As a preferred embodiment, anti-skid structure is provided between the handle drive link and the adjusting rod, it is described anti-
Slipped Clove Hitch structure is to be respectively arranged at the channel structure that the handle drive link is connected with the adjusting rod on end surface.
As a preferred embodiment, the channel structure includes at least one conduit, and the conduit is continuously or discontinuously
Linear pattern groove.
As a preferred embodiment, one end of the relatively described adjusting rod of the handle drive link forms and the breaker
The U-shaped hole that handle coordinates, the protruding end of the circuit breaker handle are stretched into the U-shaped hole；
One end of the relatively described handle drive link of the adjusting rod forms connecting hole, and the tumbler includes being adapted to stretch
Enter in the connecting hole so that the adjusting rod forms the universal driving shaft being linked with the tumbler.
As a preferred embodiment, it be in elliptoid housing that the tumbler, which includes, and set the housing interior to
The ratchet mechanism of the housing into rotation is driven, the ratchet mechanism includes the ratchet set with machine shaft linkage,
And it is connected to the pawl assembly in the ratchet teeth groove；
The pawl assembly includes taking shape in the groove in the housing, and the pushing block being arranged in the groove, with
And the spring to offset with the pushing block.
As a preferred embodiment, the universal driving shaft for be fixed on the shell one end, with the connecting hole shape
The circular shaft that shape matches.
A kind of breaker, including a kind of adjustable transmission mechanism described in any of the above-described.
The beneficial effects of the utility model are：
1. in practical new adjustable transmission mechanism, linkage component includes straight connected adjusting rod and handle passes
Lever, by setting position adjustment structure between adjusting rod and handle drive link, the position adjustment structure includes being arranged on
Bar shaped guide groove on the handle drive link, and it is fastenedly connected the handle drive link and adjusting through the bar shaped guide groove
The fixation kit of bar.The technical program is used, only need to be by described if there is the transmission of handle drive link apart from inadequate phenomenon
Adjusting rod is moved along the bar shaped guide groove relative to the handle adjusting rod into row position, and keeps two by the fixation kit
Person position is fixed, so that the adjusting adapted to the linkage component is connected needed for the circuit breaker handle and the tumbler
Length, drive circuit breaker handle to be accurate to up to two extreme positions of switch closing and switch opening to realize linkage component in transmission process
On, thus overcome drive link of the prior art transmission not in place so that circuit breaker handle can not normal divide-shut brake the problem of, its
Simple in structure, easy processing is easily assembled, and the length adjustment of linkage component is convenient, practical reliable, applied widely, to ensure breaker
Stabilization realizes electronic breaking-closing operating under transmission mechanism driving, lifts the performance of transmission mechanism.
2. in practical new adjustable transmission mechanism, the fixation kit includes setting consolidating on adjusting rod one end
Determine hole, and and sequentially pass through in the bar shaped guide groove and mounting hole and coordinate fixed bolt assembly.Pass through above-mentioned embodiment party
Formula, mounting hole during the shift position of regulation handle drive link and adjusting rod, is first alignd, then utilize spiral shell with guide groove
Bolt assembly from guide groove side penetrate into successively with mounting hole fix, realize the handle drive link after position adjustment and
The upper-lower position of the adjusting rod is fixed, easy to connect, fixed reliable.
3. in practical new adjustable transmission mechanism, the anti-skid structure is driven to be respectively arranged at the handle
Bar is connected the channel structure on end surface with the adjusting rod, and the channel structure includes at least one conduit, the conduit
For linear pattern groove continuously or discontinuously.This structure setting, increases what the handle drive link was contacted with the adjusting rod
Frictional force and tensile strength, play antiskid effect, the stability that lifting handle drive link is connected with adjusting rod.
4. the utility model provides a kind of breaker, it is provided with adjustable transmission mechanism as described above, thus natural
There are all brought because setting above-mentioned adjustable transmission mechanism, remote auto point can be realized by transmission mechanism
Shutting-brake control, meets intelligent requirements.
Brief description of the drawings
Fig. 1 is the mounting structure schematic diagram of the adjustable transmission mechanism of the utility model and breaker；
Fig. 2 is the enlarged structure schematic diagram of adjustable transmission mechanism shown in Fig. 1；
Fig. 3 is the structure diagram of the linkage component of the utility model；
Fig. 4 is the Split type structure schematic diagram of linkage component shown in Fig. 3；
Fig. 5 is the structure diagram of handle drive link shown in Fig. 4；
Fig. 6 is the structure diagram of the tumbler of the utility model；
Description of reference numerals：
1- motors, 11- machine shafts；2- tumblers, 20- universal driving shafts, 21- housings, 22- ratchets, 23- pushing blocks, 24- bullets
Spring；3- linkage components, 30- fixation kits, 31- handle drive links, 311- bar shaped guide grooves, 312-U shapes hole, 32- adjusting rods,
321- mounting holes, 322- bolt assemblies, 323- are oriented to chimb, 33- channel structures；4- circuit breaker handles, 5- Shell of circuit breaker.
Embodiment
The technical solution of the utility model is clearly and completely described below in conjunction with attached drawing, it is clear that described
Embodiment is the utility model part of the embodiment, instead of all the embodiments.Based on the embodiment in the utility model, sheet
Field those of ordinary skill all other embodiments obtained without making creative work, belong to this practicality
Novel protected scope.
, it is necessary to which explanation, term " first ", " second ", " the 3rd " are only used for describing in the description of the utility model
Purpose, and it is not intended that instruction or hint relative importance.
, it is necessary to which explanation, unless otherwise clearly defined and limited, term " are pacified in the description of the utility model
Dress ", " connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integratedly
Connection；Can mechanically connect or be electrically connected；It can be directly connected, can also be indirectly connected by intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition
Concrete meaning of the language in the utility model.
In addition, as long as technical characteristic involved in the utility model different embodiments disclosed below is each other
Not forming conflict can be combined with each other.
Embodiment 1
The present embodiment is specifically described below in conjunction with the accompanying drawings：
The present embodiment provides a kind of adjustable transmission mechanism as described in Fig. 1-6, including it is arranged on Shell of circuit breaker 5
Motor 1 and the tumbler 2 that is set with the linkage of machine shaft 11, and the connection tumbler 2 and circuit breaker handle
Linkage component 3, the linkage component 3 drive the circuit breaker handle 4 to perform divide-shut brake under the driving of the tumbler and move
Make；The linkage component 3 includes straight connected handle drive link 31 and adjusting rod 32, and is arranged on the handle drive link
Adjusting the handle drive link 31 and 32 displaced posi of adjusting rod and keep between 31 and the adjusting rod 32
Fixed position adjustment structure, the position adjustment structure include at least one bar shaped being arranged on the handle drive link 31
Guide groove 311, and it is fastenedly connected through the bar shaped guide groove 311 fixation kit of the handle drive link 31 and adjusting rod
30；The bar shaped guide groove 311 is extended along the length direction of the handle drive link 31, so that the fixation kit 30 is slided
Move to change the shift position of the adjusting rod 32.
The above embodiment is the core technology scheme of the present embodiment, by between adjusting rod 32 and handle drive link 31
Position adjustment structure is set, the horizontal connection length of the adjusting rod 32 and the handle drive link 31 can be adjusted in real time.Adopt
, only need to be by the adjusting rod 32 along described if there is the transmission of handle drive link apart from inadequate phenomenon with the technical program
Bar shaped guide groove 311 is moved relative to the handle adjusting rod 31 into row position, and keeps both positions by the fixation kit 30
Put and fix, so that the adjusting linkage component 3 adapted to is connected needed for the circuit breaker handle 4 and the tumbler 2
Length, drive circuit breaker handle to be accurate to up to two limit positions of switch closing and switch opening to realize linkage component 3 in transmission process
Put, thus overcome drive link of the prior art transmission not in place so that circuit breaker handle can not normal divide-shut brake the problem of,
Its is simple in structure, and easy processing is easily assembled, and the length adjustment of linkage component is convenient, practical reliable, applied widely, to ensure to break
Device stabilization under transmission mechanism driving in road realizes electronic breaking-closing operating, lifts the performance of transmission mechanism.
Describe the set-up mode of fixation kit in detail below in conjunction with Fig. 3-5：
The fixation kit includes：The corresponding bar shaped guide groove 311 is arranged at the fixation on described 32 one end of adjusting rod
Hole 321, and sequentially pass through in the bar shaped guide groove 311 and mounting hole 321 and coordinate fixed bolt assembly 322, so that institute
One end of the handle drive link 31 and one end of adjusting rod 32 is stated to be fastenedly connected up and down.It is further preferred that the mounting hole
321 be to coordinate fixed threaded hole with the bolt assembly.By the above embodiment, in the handle drive link 31 and adjust
During the shift position of bar 32 is adjusted, first mounting hole 321 is alignd with bar shaped guide groove, then using bolt assembly by described
311 side of bar shaped guide groove penetrates into coordinate in mounting hole successively and fixes, and realizes the handle drive link 31 after position adjustment
Fixed with the upper-lower position of the adjusting rod 32, it is easy to connect, it is fixed reliable.
As a preferred embodiment, the adjusting rod 32 includes the connecting pin with the mounting hole 321, it is described
The one or both sides of connecting pin are equipped with the guiding chimb 323 that the position movement to the handle drive link 31 is oriented to, described
It is oriented to chimb 323 along the side edge length direction of the connecting pin to extend, so as to prevent adjusting rod 32 and handle drive link 31 from twisting
Deflect during fixing bolt component, ensure the accuracy and stability of both link positions.
With reference to figure 5, the bar shaped guide groove 311 is the U-type groove hole of strip, has been arranged side by side two, the mounting hole
The corresponding bar shaped guide groove 311 is provided with two, passes through the fit system of two mounting holes, bar shaped guide groove and bolt assembly
To strengthen the fastness of handle drive link 31 and the adjusting rod 32 connection.In the present embodiment, as a kind of replaceable
Embodiment, by setting the bar shaped guide groove or some adjustment holes arranged in a straight line on adjusting rod 32, and in handle
One end of drive link 31 sets corresponding threaded hole, so as to carry out hand described in practical adjustments by the length for setting bar shaped guide groove
Drive length between handle drive link 31 and the adjusting rod 32, to meet needed for actual transmission distance, to meet different handles and pass
The cooperation of lever and adjusting rod needs, and those skilled in the art as described above can be set the specific of position adjustment structure
Mode makes choice, other equivalent embodiments of position adjustment structure is not repeated one by one then at this.
In this embodiment, it is convenient in order to be not easy to skid when ensureing handle drive link 31 and the adjusting rod 32 connection
Connection or the adjusting of shift position, are provided with anti-skid structure between the handle drive link 31 and the adjusting rod 32, described anti-
Slipped Clove Hitch structure is to be respectively arranged at the channel structure 33 that the handle drive link 31 is connected with the adjusting rod 32 on end surface.Into
One step is preferable, and as illustrated in figures 4-5, the channel structure 33 includes at least one conduit, and the conduit is continuously or discontinuously
Linear pattern groove.This structure setting, increases frictional force that the handle drive link 31 contacts with the adjusting rod 32 and anti-
Tensile strength, plays antiskid effect, the stability that lifting handle drive link is connected with adjusting rod.
With reference to figure 2-3, one end of the relatively described adjusting rod 32 of the handle drive link 31 forms and the breaker hand
The U-shaped hole 312 that handle coordinates, the protruding end of the circuit breaker handle 4 are stretched into the U-shaped hole 312；Further, the adjusting
One end of the relatively described handle drive link 31 of bar 32 forms connecting hole, and the tumbler 2 includes being adapted to stretch into the connection
So that the adjusting rod 32 forms the universal driving shaft 20 being linked with the tumbler 2 in hole.Lead to so as to fulfill tumbler
The transmission that toning pole and handle kinematic link drive circuit breaker handle 4 to perform divide-shut brake action coordinates, and this drive mechanism holds
It is easy to install and retract, and the design of part used is simple, easy processing shaping.
Describe the set-up mode of tumbler in detail below in conjunction with Fig. 2 and Fig. 6：
It is in elliptoid housing 21 that the tumbler 2, which includes, and sets the housing 21 interior to drive the housing
The ratchet mechanism of rotation, the ratchet mechanism includes the ratchet 22 set with machine shaft linkage, and is connected to
Pawl assembly in 22 teeth groove of ratchet；Wherein, the pawl assembly includes taking shape in the groove in the housing 21, and
The pushing block 23 being arranged in the groove, and the spring 24 to offset with the pushing block 23, the spring 24 is to the pushing block 23
Apply the biasing force being in contact with the ratchet 32, and one end that the pushing block 23 is resisted against between the ratchet teeth groove has inclined-plane
Structure.By above-mentioned this structure setting, one end of the pushing block 23 is stretched out storage tank and is positioned under the biasing force of spring
Between the teeth groove of the ratchet 32, when machine shaft 11 is stretched into housing, and when driving the ratchet 22 to rotate forward, by ratchet with
Coordinate between pushing block to realize the rotation of tumbler；If ratchet occurs conversely reverse, the inclined-plane knot of ratchet 22 and pushing block 23
Structure sliding contact and will not screens, the pushing block is pushed moves and biases the spring into groove, at this time, 22 He of ratchet
Machine shaft idle running can prevent the random reversion of the tumbler without driving whole housing to invert, this simple in structure,
Transmission coordinates reliably, more preferably protects motor, longer life expectancy.
As a preferred embodiment, the universal driving shaft 20 is is fixed on described 21 one end of housing and institute
The circular shaft that connection hole shape matches is stated, it is corresponding, formed on described 21 one end of housing suitable for the universal driving shaft is fixedly mounted
20 threaded hole, the universal driving shaft 20 play connection and the support linkage component, and by the power of the tumbler and movement
Trend passes to the effect of linkage component.This structure setting, the universal driving shaft 20 make circular arc rail with the elliptoid housing
Mark moves, so as to drive adjusting rod 32 and handle drive link 31 to move back and forth, and then drives open circuit by handle drive link 31
Device handle 4 performs divide-shut brake action.
Embodiment 2
The present embodiment provides a kind of breaker, as shown in Figure 1, including adjustable driver described in embodiment 1
Structure, and the circuit breaker handle driven by the transmission mechanism, because it is provided with adjustable transmission mechanism as described above, thus
Naturally there are all brought because setting above-mentioned adjustable transmission mechanism, the transmission mechanism is applicable to plastic shell
Or on other types of breaker, it can realize that remote auto divide-shut brake controls by transmission mechanism, meet intelligent requirements.
Obviously, the above embodiments are merely examples for clarifying the description, and the restriction not 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 the protection domain that variation is created still in the utility model.
Claims (10)
1. a kind of adjustable transmission mechanism, including the motor (1) being arranged on Shell of circuit breaker (5) and and machine shaft
(11) tumbler (2) that linkage is set, and the connection tumbler (2) and the linkage component of circuit breaker handle (4)
(3), the linkage component (3) drives the circuit breaker handle (4) to perform divide-shut brake under the driving of the tumbler (2) and moves
Make；It is characterized in that：The linkage component (3) includes straight connected handle drive link (31) and adjusting rod (32), Yi Jishe
Put between the handle drive link (31) and the adjusting rod (32) adjusting the handle drive link and the adjusting rod
Displaced posi simultaneously keeps fixed position adjustment structure, and the position adjustment structure includes being arranged on the handle drive link
(31) at least one bar shaped guide groove (311) on, and it is fastenedly connected the handle transmission through the bar shaped guide groove (311)
The fixation kit (30) of bar (31) and adjusting rod (32)；Length of the bar shaped guide groove (311) along the handle drive link (31)
Degree direction is extended, so that the fixation kit (30) is slided to change the shift position of the adjusting rod (32).
A kind of 2. adjustable transmission mechanism according to claim 1, it is characterised in that：
The fixation kit (30) includes：The corresponding bar shaped guide groove (311) is arranged on the adjusting rod (32) one end
Mounting hole (321), and sequentially pass through in the bar shaped guide groove (311) and mounting hole and coordinate fixed bolt assembly (322),
So that one end of the handle drive link (31) and one end of adjusting rod (32) are fastenedly connected up and down.
A kind of 3. adjustable transmission mechanism according to claim 2, it is characterised in that：The adjusting rod (32) includes tool
There is the connecting pin of the mounting hole (321), the one or both sides of the connecting pin are equipped with the position to the handle drive link (31)
The mobile guiding chimb (323) being oriented to is put, the guiding chimb (323) is prolonged along the side edge length direction of the connecting pin
Stretch.
A kind of 4. adjustable transmission mechanism according to claim 3, it is characterised in that：
The mounting hole (321) is to coordinate fixed threaded hole with the bolt assembly (322)；
The bar shaped guide groove (311) is the U-type groove hole of strip, has been arranged side by side two, the mounting hole (321) corresponds to institute
State bar shaped guide groove and be provided with two.
A kind of 5. adjustable transmission mechanism according to claim 1, it is characterised in that：
Anti-skid structure is provided between the handle drive link (31) and the adjusting rod (32), the anti-skid structure is to set respectively
It is placed in the channel structure (33) that the handle drive link is connected with the adjusting rod on end surface.
A kind of 6. adjustable transmission mechanism according to claim 5, it is characterised in that：
The channel structure (33) includes at least one conduit, and the conduit is linear pattern groove continuously or discontinuously.
A kind of 7. adjustable transmission mechanism according to claim 6, it is characterised in that：
One end of the relatively described adjusting rod (32) of the handle drive link (31) forms the U-shaped coordinated with the circuit breaker handle
Hole (312), the protruding end of the circuit breaker handle (4) are stretched into the U-shaped hole (312)；
One end of the relatively described handle drive link (31) of the adjusting rod (32) forms connecting hole, tumbler (2) bag
Include and be adapted to stretch into the connecting hole so that the adjusting rod (32) forms the universal driving shaft being linked with the tumbler (2)
(20)。
A kind of 8. adjustable transmission mechanism according to claim 7, it is characterised in that：
It is in elliptoid housing (21) that the tumbler (2), which includes, and sets the housing (21) interior to drive the shell
The ratchet mechanism that body rotates, the ratchet mechanism includes the ratchet (22) set with machine shaft linkage, and supports
The pawl assembly being connected in the ratchet (22) teeth groove；
The pawl assembly includes taking shape in the groove in the housing, and the pushing block (23) being arranged in the groove, with
And the spring (24) to offset with the pushing block.
A kind of 9. adjustable transmission mechanism according to claim 8, it is characterised in that：
The universal driving shaft (20) is the circle for being fixed on the housing (21) one end, matching with the connection hole shape
Axis.
A kind of 10. breaker, it is characterised in that：A kind of adjustable driver any one of including claim 1-9
Structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721206424.9U CN207338279U (en) | 2017-09-19 | 2017-09-19 | A kind of adjustable transmission mechanism and there is its breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721206424.9U CN207338279U (en) | 2017-09-19 | 2017-09-19 | A kind of adjustable transmission mechanism and there is its breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207338279U true CN207338279U (en) | 2018-05-08 |
Family
ID=62369835
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721206424.9U Active CN207338279U (en) | 2017-09-19 | 2017-09-19 | A kind of adjustable transmission mechanism and there is its breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207338279U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108717922A (en) * | 2018-07-24 | 2018-10-30 | 德力西电气有限公司 | A kind of operating mechanism of autoreclose breaker |
| CN109346383A (en) * | 2018-09-28 | 2019-02-15 | 王科伟 | A kind of miniature circuit breaker close/open machine of screw thread rate controlling |
| CN109621542A (en) * | 2018-12-25 | 2019-04-16 | 河南省鼎元种牛育种有限公司 | A kind of self-cleaning kind of ox cultivation separation of solid and liquid feeding systems |
-
2017
- 2017-09-19 CN CN201721206424.9U patent/CN207338279U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108717922A (en) * | 2018-07-24 | 2018-10-30 | 德力西电气有限公司 | A kind of operating mechanism of autoreclose breaker |
| CN109346383A (en) * | 2018-09-28 | 2019-02-15 | 王科伟 | A kind of miniature circuit breaker close/open machine of screw thread rate controlling |
| CN109621542A (en) * | 2018-12-25 | 2019-04-16 | 河南省鼎元种牛育种有限公司 | A kind of self-cleaning kind of ox cultivation separation of solid and liquid feeding systems |
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