CN108511222A - Opening-closing transmission mechanism and shift fork adapter - Google Patents
Opening-closing transmission mechanism and shift fork adapter Download PDFInfo
- Publication number
- CN108511222A CN108511222A CN201810495501.XA CN201810495501A CN108511222A CN 108511222 A CN108511222 A CN 108511222A CN 201810495501 A CN201810495501 A CN 201810495501A CN 108511222 A CN108511222 A CN 108511222A
- Authority
- CN
- China
- Prior art keywords
- adapter
- shift fork
- axle sleeve
- opening
- power output
- 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.)
- Pending
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H3/00—Mechanisms for operating contacts
- H01H3/32—Driving mechanisms, i.e. for transmitting driving force to the contacts
- H01H3/46—Driving mechanisms, i.e. for transmitting driving force to the contacts using rod or lever linkage, e.g. toggle
Abstract
The present invention relates to a kind of opening-closing transmission mechanism and shift fork adapters.The opening-closing transmission mechanism includes shift fork adapter and the power output shaft for driving shift fork adapter to move, the shift fork adapter is connected by axis pin with power output shaft, the shift fork adapter includes for the adapter with power output axis connection, the adapter is equipped with the axle sleeve passed through for axis pin, and the axle sleeve cast is fixed in adapter.The opening-closing transmission mechanism of the present invention, axle sleeve and adapter are passed through into moulding by casting, without the concern for the matching relationship between axle sleeve and adapter, reduce the requirement of the machining accuracy of axle sleeve and adapter, reduce processing cost, and reduce the step of installing axle sleeve and adapter cooperation when mounted, installation is more convenient.
Description
Technical field
The present invention relates to a kind of opening-closing transmission mechanism and shift fork adapters.
Background technology
With the development of national economy, DC power-supply system is more next because its line loss is small, power supply such as facilitates to obtain at the advantages
It is more widely applied, is all made of in many important industries such as city trolley bus, subway, smelting, chemical industry, ship electricity, mine at present
Straight-flow system is powered, and dc circuit breaker is as the key core component in power supply-distribution system, can be reliably in quick cut-off loop
Fault current, it is ensured that the safe and reliable operation of power supply system.It is by shift fork locker by electromagnet that it, which cuts off electric current,
Power output passes to moving contact, its action is made to realize cut-offfing for breaker.
Authorization Notice No. is CN1043344095B, and authorized announcement date is that the Chinese patent of 2016.08.10 discloses one kind
Closing transmission mechanism and the operating mechanism and breaker for using the transmission mechanism, as depicted in figs. 1 and 2, closing transmission mechanism packet
Poke rod and the force-transmitting block for being fixed together with corresponding moving contact 4 are included, force-transmitting block is located at below poke rod and force-transmitting block
It is equipped with the load shoulder towards poke rod, poke rod is equipped with answers back to cooperation to stir for the load shoulder with force-transmitting block
The downward opening recess for pushing force-transmitting block that moving contact 4 is driven to be moved towards static contact when bar is moved to the left and closing a floodgate, poke rod
Right end be equipped with for the articulated structure hinged with the power output shaft of corresponding operating mechanism.Above-mentioned poke rod is stirred before including
Bar part 1 stirs bar part 12 with after, and articulated structure is hinged seat 2, and hinged seat 2 is hinged on one by axis pin and power output shaft
It rises, closing transmission mechanism of the invention, since the load shoulder of recess and force-transmitting block coordinates for pushing tow, is only needed when needing to thread off
Apply upward active force to poke rod poke rod is flipped up and can be detached from the load shoulder of recess and force-transmitting block, take off
Button is convenient, and recess is arranged directly on poke rod, load shoulder, simple in structure, easy disassembly and dimension are arranged on force-transmitting block
It repaiies.
But the poke rod of the transmission mechanism in above-mentioned patent is hinged on by articulated structure on power output shaft, it is hinged
Structure includes hinged seat made of poured with epoxy resin, and hinged seat is hinged by axis pin and power output shaft, and hinged seat is by pouring
The method of injection forming manufactures, manufacture process when, will not cause the deformation of poke rod, but the installation position of ordinary circumstance lower bearing pin
It sets and needs that axle sleeve is installed, to enhance the wearability and rigidity of hinged place, compare for interference fit, installation between axle sleeve and hinged seat
Difficulty, and the accuracy of manufacture is more demanding, processing cost is higher.
Invention content
The purpose of the present invention is to provide a kind of processing cost is low, simple shift fork adapter is installed, of the invention is another
It is a to be designed to provide a kind of opening-closing transmission mechanism having used above-mentioned shift fork adapter.
To achieve the above object, opening-closing transmission mechanism of the invention includes shift fork adapter and for driving shift fork to transfer
The power output shaft of part movement, the shift fork adapter are connected by axis pin with power output shaft, the shift fork adapter packet
It includes for the adapter with power output axis connection, the adapter is equipped with the axle sleeve passed through for axis pin, the axle sleeve cast
It is fixed in adapter.The opening-closing transmission mechanism of the present invention, by axle sleeve and adapter by moulding by casting, without the concern for axis
Matching relationship between set and adapter, reduces the requirement of the machining accuracy of axle sleeve and adapter, reduces processing cost, and
And reducing the step of installing axle sleeve and adapter cooperation when mounted, installation is more convenient.
As a preferred solution, the axle sleeve is connected by vacuum pouring molding with adapter.This is because true
Sky cast product has the following advantages：Seamless or few gap, the electrical insulation properties of product are excellent；Moulding by casting mobility
It is good, cavity is filled naturally, and product uniformity is good；The globality of metal insert and insulating materials is preferable；Good weatherability can be applied
In indoor and outdoor field；Product is solid-state, fire retardant, safe and convenient to use.
On the basis of above-mentioned preferred embodiment, the power output shaft is equipped with the intermediate axle sleeve passed through for axis pin.In this way
One, intermediate axle sleeve is set on power output shaft, while guarantee axis pin can output power axis block in an axial direction, is prolonged
The service life of power output shaft is grown.
On the basis of any of the above-described scheme, the shift fork adapter further includes poke rod, and the poke rod passes through vacuum
Moulding by casting is connected with adapter.So, shift fork adapter can drive the moving contact of breaker to transport by poke rod
It is dynamic, complete the separating brake and feed motion of breaker.
On the basis of any of the above-described scheme, the axle sleeve is made of tin bronze.This is because this alloy is with higher
Mechanical property, Wear vesistance and corrosion resistance, Cutting free processing, soldering and good welding performance, constriction coefficient is small, nonmagnetic.
Another purpose to realize the present invention, shift fork adapter of the invention include for power output axis connection
Adapter and the axle sleeve being connected on adapter, the axle sleeve cast are fixed in adapter.The shift fork adapter of the present invention, will
Axle sleeve is molded with adapter by vacuum pouring, without the concern for the matching relationship between axle sleeve and adapter, reduces axle sleeve
With the requirement of the machining accuracy of adapter, processing cost is reduced, and reduces coordinate axle sleeve and adapter when mounted
The step of installation, installation are more convenient.
As a preferred solution, the axle sleeve is connected by vacuum pouring molding with adapter.This is because true
Sky cast product has the following advantages：Seamless or few gap, the electrical insulation properties of product are excellent；Moulding by casting mobility
It is good, cavity is filled naturally, and product uniformity is good；The globality of metal insert and insulating materials is preferable；Good weatherability can be applied
In indoor and outdoor field；Product is solid-state, fire retardant, safe and convenient to use.
On the basis of any of the above-described scheme, the shift fork adapter further includes poke rod, and the poke rod passes through vacuum
Moulding by casting is connected with adapter.So, shift fork adapter can drive the moving contact of breaker to transport by poke rod
It is dynamic, complete the separating brake and feed motion of breaker.
On the basis of any of the above-described scheme, the axle sleeve is made of tin bronze.This is because this alloy is with higher
Mechanical property, Wear vesistance and corrosion resistance, Cutting free processing, soldering and good welding performance, constriction coefficient is small, nonmagnetic.
Description of the drawings
Fig. 1 is the structural schematic diagram of breaker in background technology patent；
Fig. 2 is the scheme of installation of poke rod and hinged seat in background technology patent；
Fig. 3 is the structural schematic diagram of the opening-closing transmission mechanism of the present invention；
Fig. 4 is the partial enlarged view of opening-closing transmission mechanism shown in Fig. 3.
Reference sign：1. bar part is stirred before；2. hinged seat；4. moving contact；12. bar part is stirred after；11. division
Lock operating mechanism；111. power output shaft；13. adapter；14. axis pin；15. axle sleeve；151. Upper shaft sleeve；152. intermediate axle sleeves；
153. Lower shaft sleeve；16. poke rod.
Specific implementation mode
Embodiments of the present invention are described further below in conjunction with the accompanying drawings.
The specific embodiment 1 of the opening-closing transmission mechanism of the present invention, as shown in figure 3, the opening-closing transmission mechanism includes dialling
The power output shaft 111 of adapter and the opening/closing operation mechanism 11 for driving shift fork adapter to move is pitched, the shift fork turns
Fitting is connected with power output shaft 111 by axis pin 14, and shift fork adapter includes for turn hinged with power output shaft 111
Joint chair 13 is connected with poke rod 16 on adapter 13, in order to improve the reliability when cooperation of 16 pushing tow of poke rod, ensures poke rod
The thrust of 16 pairs of moving contacts is balanced, and there are two shift forks for 16 arranged for interval of above-mentioned poke rod.
It is additionally provided with axle sleeve 15 on adapter 13, in the present embodiment, axle sleeve 15 includes the Upper shaft sleeve being connected on adapter 13
151 and Lower shaft sleeve 153, further include the intermediate axle sleeve 152 being connected on power output shaft 111, Upper shaft sleeve 151, Lower shaft sleeve 153,
Poke rod 16 is molded with adapter 13 for vacuum pouring, to simplify installation process, reduces the requirement of the cooperation precision of part, is reduced
Manufacturing cost.
It is also equipped in the Upper shaft sleeve 151 and Lower shaft sleeve 153 being connected with adapter 13 for by adapter 13 and power
Output shaft 111 is hinged and the axis pin 14 of axial block, power output shaft 111 are equipped with the jackshaft passed through for axis pin 14
Set 152.
Adapter 13 is epoxide resin vacuum moulding by casting, if axle sleeve 15 realizes dress by the way of interference fit
Match, after long-time use, effect is bad, and relatively elaborate when mounted, can simplify process and assemble by vacuum pouring
Technique, reduces the process of component assembling, and reduces the requirement of the cooperation precision of part, and the processing cost of parts is relatively low.
The operation principle of the opening-closing transmission mechanism of the present invention：When opening/closing operation mechanism 11 power output shaft 111 to
When moving right, shift fork adapter is pushed to move right, the poke rod 16 of shift fork adapter pushes moving contact close to static contact, completes
The feed motion of breaker；When short trouble occurs, poke rod 16 is jacked up to be rotated around axis pin 14, and shift fork adapter acts on
Power on moving contact disappears, and moving contact far from static contact, completes the separating brake action of breaker under the action of the spring.
In other embodiments, axle sleeve can be with adapter integrated moulding by casting under normal pressure.
In other embodiments, axle sleeve can be made of other materials, such as the metal materials such as carbon steel, manganese steel.
The embodiment of the shift fork adapter of the present invention, and in any embodiment of the opening-closing transmission mechanism of aforementioned present invention
The structure of shift fork adapter is identical, is not repeated to illustrate.
Claims (9)
1. opening-closing transmission mechanism, including shift fork adapter and the power output shaft for driving shift fork adapter to move, described
Shift fork adapter is connected by axis pin with power output shaft, the shift fork adapter include for power output axis connection
Adapter, the adapter are equipped with the axle sleeve passed through for axis pin, it is characterised in that：The axle sleeve cast is fixed on adapter
It is interior.
2. opening-closing transmission mechanism according to claim 1, it is characterised in that：The axle sleeve by vacuum pouring molding with
Adapter is connected.
3. opening-closing transmission mechanism according to claim 2, it is characterised in that：The power output shaft is equipped with for axis pin
The intermediate axle sleeve passed through.
4. according to claim 1-3 any one of them opening-closing transmission mechanisms, it is characterised in that：The shift fork adapter also wraps
Poke rod is included, the poke rod is connected by vacuum pouring molding with adapter.
5. according to claim 1-3 any one of them opening-closing transmission mechanisms, it is characterised in that：The axle sleeve is by tin bronze system
At.
6. shift fork adapter, include for power output axis connection adapter and the axle sleeve that is connected on adapter, it is special
Sign is：The axle sleeve cast is fixed in adapter.
7. shift fork adapter according to claim 6, it is characterised in that：The axle sleeve is molded and is transferred by vacuum pouring
Seat is connected.
8. the shift fork adapter described according to claim 6 or 7, it is characterised in that：The shift fork adapter further includes poke rod,
The poke rod is connected by vacuum pouring molding with adapter.
9. the shift fork adapter described according to claim 6 or 7, it is characterised in that：The axle sleeve is made of tin bronze.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810495501.XA CN108511222A (en) | 2018-05-22 | 2018-05-22 | Opening-closing transmission mechanism and shift fork adapter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810495501.XA CN108511222A (en) | 2018-05-22 | 2018-05-22 | Opening-closing transmission mechanism and shift fork adapter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108511222A true CN108511222A (en) | 2018-09-07 |
Family
ID=63401203
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810495501.XA Pending CN108511222A (en) | 2018-05-22 | 2018-05-22 | Opening-closing transmission mechanism and shift fork adapter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108511222A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101468449A (en) * | 2008-05-06 | 2009-07-01 | 陈光明 | Flapwheel grinding head |
| CN201661501U (en) * | 2010-03-10 | 2010-12-01 | 福建省福安市威迪电机有限公司 | Multi-stage centrifugal pump shaft sleeve and multi-stage centrifugal pump |
| CN102592906A (en) * | 2012-02-22 | 2012-07-18 | 西安交通大学 | Medium-pressure and high-capacity DC circuit breaker contact terminal system for improving short time endurance capability |
| CN103104620A (en) * | 2011-11-09 | 2013-05-15 | 曼·胡默尔有限公司 | Shaft passage of a housing of an internal combustion engine and bearing ring of a shaft passage |
| CN203413042U (en) * | 2013-08-22 | 2014-01-29 | 台州市通宇变速机械有限公司 | Worm reducer |
| CN104377095A (en) * | 2014-10-31 | 2015-02-25 | 平高集团有限公司 | Switch-on transmission mechanism and operating mechanism applying same and breaker applying same |
| CN105202039A (en) * | 2015-10-26 | 2015-12-30 | 珠海格力电器股份有限公司 | Coupler and air-conditioner |
| CN208385248U (en) * | 2018-05-22 | 2019-01-15 | 河南森源电气股份有限公司 | A kind of opening-closing transmission mechanism and shift fork adapter |
-
2018
- 2018-05-22 CN CN201810495501.XA patent/CN108511222A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101468449A (en) * | 2008-05-06 | 2009-07-01 | 陈光明 | Flapwheel grinding head |
| CN201661501U (en) * | 2010-03-10 | 2010-12-01 | 福建省福安市威迪电机有限公司 | Multi-stage centrifugal pump shaft sleeve and multi-stage centrifugal pump |
| CN103104620A (en) * | 2011-11-09 | 2013-05-15 | 曼·胡默尔有限公司 | Shaft passage of a housing of an internal combustion engine and bearing ring of a shaft passage |
| CN102592906A (en) * | 2012-02-22 | 2012-07-18 | 西安交通大学 | Medium-pressure and high-capacity DC circuit breaker contact terminal system for improving short time endurance capability |
| CN203413042U (en) * | 2013-08-22 | 2014-01-29 | 台州市通宇变速机械有限公司 | Worm reducer |
| CN104377095A (en) * | 2014-10-31 | 2015-02-25 | 平高集团有限公司 | Switch-on transmission mechanism and operating mechanism applying same and breaker applying same |
| CN105202039A (en) * | 2015-10-26 | 2015-12-30 | 珠海格力电器股份有限公司 | Coupler and air-conditioner |
| CN208385248U (en) * | 2018-05-22 | 2019-01-15 | 河南森源电气股份有限公司 | A kind of opening-closing transmission mechanism and shift fork adapter |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201369250Y (en) | Bistable unicoil permanent magnetic actuator | |
| CN204102809U (en) | A kind of D.C. high-current relay | |
| CN208385248U (en) | A kind of opening-closing transmission mechanism and shift fork adapter | |
| CN109036941A (en) | A kind of isolation fracture structure | |
| CN108511222A (en) | Opening-closing transmission mechanism and shift fork adapter | |
| CN201540857U (en) | Improved structure for assembling relay armature component | |
| CN206164496U (en) | Empty switch of reversing gear of non -contact electron | |
| CN106531492A (en) | Eccentric wheel slide block transmission type self-holding electric control switch | |
| CN207199539U (en) | A kind of Three phase contactor | |
| CN107068490A (en) | A kind of starter electromagnetic switch and its starter | |
| CN107342190B (en) | A kind of pushing mechanism of bistable magnetic latching relay | |
| CN108091522B (en) | A kind of heavy DC contactor | |
| CN106504917A (en) | A kind of high security electrical switch | |
| JP3735690B2 (en) | Electromagnetic operation device | |
| CN205542359U (en) | Machinery and non -contact combined type sliding ring | |
| CN206388614U (en) | Eccentric wheel sliding block driven type self-sustaining electric-controlled switch | |
| CN205303356U (en) | Electromagnetic switch | |
| CN204249911U (en) | A kind of manual rotary back mirror used for rolling stock | |
| CN213660299U (en) | Electromagnetic switch | |
| EP0064217A1 (en) | Two-way change over valve, particularly for vehicles | |
| US20120128415A1 (en) | Joint structure | |
| CN211555781U (en) | Multifunctional permanent magnet operating mechanism for vacuum circuit breaker | |
| CN212209398U (en) | Split type electric leakage tripper electromagnetic tripping mechanism | |
| CN212209397U (en) | Electromagnetic tripping mechanism of electric leakage tripper | |
| CN106411307A (en) | Non-contact electronic neutral and reverse gear switch |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |