CN208256601U - A kind of breaker and its operating mechanism - Google Patents
A kind of breaker and its operating mechanism Download PDFInfo
- Publication number
- CN208256601U CN208256601U CN201820774532.4U CN201820774532U CN208256601U CN 208256601 U CN208256601 U CN 208256601U CN 201820774532 U CN201820774532 U CN 201820774532U CN 208256601 U CN208256601 U CN 208256601U
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- CN
- China
- Prior art keywords
- pull rod
- connecting lever
- insulated pull
- hinged
- 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.)
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- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
Abstract
The utility model relates to a kind of breaker and its operating mechanisms, breaker includes frame and the pole on frame, guiding is coated with and is driven the insulated pull rod being connected with the moved end component in pole along the vertical direction on the frame, breaker further includes and the hinged connecting lever to drive insulated pull rod to move back and forth up and down of insulated pull rod, one in insulated pull rod and connecting lever is equipped with hinged shaft, another in insulated pull rod and connecting lever is equipped with and hinged shaft block cooperation in the up-down direction, the hinged elongated slot or hinged long hole of slidable fit on perpendicular to up and down direction.During connecting lever band dynamic hinge moves up and down, hinged shaft is unrestricted on perpendicular to up and down direction, hinged shaft is enabled, perpendicular to sliding opposite in up and down direction, to avoid connecting lever with hinged elongated slot or hinged long hole and insulated pull rod is driven to move up perpendicular to upper and lower.
Description
Technical field
The utility model relates to a kind of breaker and its operating mechanisms.
Background technique
In the assembling process of electrical power distribution system breaker, the size of breaker closing spring directly determines breaker
Performance parameter.This parameter is to must assure that very little in delivery test.This requires breakers in making process, insulation
It must move in vertical direction that pull rod, which drives moved end component, cannot shift.
The structure of breaker is as depicted in figs. 1 and 2 in the prior art, and breaker includes frame 1, and frame 1 is Crankarm box, frame
It is provided with three-phase solid-sealed pole 4 on frame 1, is coated with insulated pull rod 3, the upper end and sealing pole of insulated pull rod 3 up and down in frame 1
Moved end component in column carries out transmission and is connected.It is additionally provided with connecting lever 2 in frame 1, is set in the lower end level protrusion of insulated pull rod 3
It is equipped with hinged shaft (being not drawn into figure), offers connecting lever circular hole 5 in the respective end of connecting lever 2, when assembly, hinged shaft penetrates connecting lever circle
In hole 5.Since the respective end motion profile during the motion of connecting lever 2 is circular arc, moreover, connecting lever circular hole 5 and insulated pull rod 3
Hinged shaft in the horizontal direction block assemble, lead to the motion profile phase of the motion profile of insulated pull rod 3 with 2 respective end of connecting lever
It together, is circular arc.Again since corresponding structure not set on frame 1 is oriented to moving up and down for insulated pull rod 3, cause absolutely
The movement of edge pull rod 3 is not the linear motion of up and down direction.Breaker will be by debugging repeatedly in this way, could be by closing rebound
It debugs in acceptability limit, for heavy current breaker, this process is even more cumbersome, and it is longer to expend the time.
The application for a patent for invention that application publication number is CN104021975A discloses a kind of pole and guide plate,
The pole includes insulating sleeve, and insulated pull rod is equipped in insulating sleeve, is fixed with guide plate in the bottom of insulating sleeve,
Pilot hole is offered on guide plate, which passes through the pilot hole.In the pole, utilize what is opened up on guide plate
Pilot hole is oriented to moving up and down for insulated pull rod.
But in the prior art, moving up and down for insulated pull rod is oriented to although using guide frame,
Due to connecting lever and insulated pull rod in the plane perpendicular to up and down direction mutual block so that the movement rail of connecting lever and insulated pull rod
Mark is circular arc, is oriented to although using guide frame to insulated pull rod, one end of insulated pull rod still can be
Perpendicular to swinging in the plane of up and down direction, keep insulated pull rod serious to pilot hole inner wall side eccentric wear, while it is exhausted to be easy bending
Edge pull rod, causes insulated pull rod to be damaged, and is unfavorable for the normal use of breaker.
Utility model content
The purpose of this utility model is to provide a kind of breakers, to solve in the prior art due to insulated pull rod and connecting lever
The technical problem for cooperating in above-below direction and perpendicular to block equal in up and down direction and causing insulated pull rod easily damaged；Also provide one
Kind breaker operating mechanism.
To achieve the above object, the technical solution of the utility model breaker is: a kind of breaker, including frame and is set to
Pole on frame, guiding is coated with and is connected with the moved end component transmission in pole along the vertical direction on the frame
Insulated pull rod, breaker further includes drawing with the hinged connecting lever to drive insulated pull rod to move back and forth up and down of insulated pull rod, insulation
One in bar and connecting lever is equipped with hinged shaft, another in insulated pull rod and connecting lever is equipped with the hinged shaft in above-below direction
The cooperation of upper block, on perpendicular to up and down direction slidable fit hinged elongated slot or hinged long hole.
The beneficial effects of the utility model are: breaker provided by the utility model includes the sealing pole on frame and frame
Column, guiding is coated with insulated pull rod along the vertical direction on frame, and breaker further includes the connecting lever hinged with insulated pull rod, insulation
One in pull rod and connecting lever is equipped with hinged shaft, another is equipped with the hinged elongated slot or hinged long hole protruded into for hinged shaft, hingedly
Block cooperates in the up-down direction between elongated slot or hinged long hole and hinged shaft, so that connecting lever is able to drive hinged shaft and moves up and down, hinge
Spreading slot or hinged long hole and hinged shaft slidable fit on perpendicular to up and down direction, in the process that connecting lever is moved up and down with dynamic hinge
In, hinged shaft is unrestricted on perpendicular to up and down direction, enables hinged shaft with hinged elongated slot or hinged long hole perpendicular to upper
Lower section opposite sliding upwards, avoids connecting lever and insulated pull rod is driven to move up perpendicular to upper and lower, in turn result in insulation and draw
Bar one end is limited, and the other end is led to that insulated pull rod is easy to be bent over or eccentric wear is led by the active force perpendicular to up and down direction
The problem of to structure.
The frame is equipped with fixed plate, and the fixed plate, which is equipped with, to be passed through for insulated pull rod to the upper and lower of insulated pull rod
The mobile guide sleeve being oriented to, the guide sleeve extend towards connecting lever side.
The fixed plate includes the central part equipped with the guide sleeve, further includes circumferentially spaced being distributed in central part
External multiple connecting support arms.
The frame is the Crankarm box equipped with the connecting lever, and the outside of Crankarm box is equipped with the pole, described solid
Fixed board and guide sleeve are set in Crankarm box.
One end outer cover of the insulated pull rod is equipped with connecting lever connector sleeve, and the connecting lever connector sleeve has the hinged shaft,
The hinged long hole on connecting lever is set on the hinged shaft and the block card by being set on hinged shaft realizes anticreep assembly.
The technical solution of the utility model breaker operating mechanism is: a kind of breaker operating mechanism, including frame,
Guiding is coated with for being driven the insulated pull rod being connected with the moved end component in pole along the vertical direction on frame, operates machine
Structure further includes one in insulated pull rod and connecting lever with the insulated pull rod hinged connecting lever to drive insulated pull rod to move back and forth up and down
Be equipped with hinged shaft, another in insulated pull rod and connecting lever be equipped with the hinged shaft in the up-down direction block cooperation, hanging down
Directly in the hinged elongated slot or hinged long hole of slidable fit in up and down direction.
The frame is equipped with fixed plate, and the fixed plate, which is equipped with, to be passed through for insulated pull rod to the upper and lower of insulated pull rod
The mobile guide sleeve being oriented to, the guide sleeve extend towards connecting lever side.
The fixed plate includes the central part equipped with the guide sleeve, further includes circumferentially spaced being distributed in central part
External multiple connecting support arms.
The frame is the Crankarm box equipped with the connecting lever, and the outside of Crankarm box is equipped with the pole, described solid
Fixed board and guide sleeve are set in Crankarm box.
One end outer cover of the insulated pull rod is equipped with connecting lever connector sleeve, and the connecting lever connector sleeve has the hinged shaft,
The hinged long hole on connecting lever is set on the hinged shaft and the block card by being set on hinged shaft realizes anticreep assembly.
Detailed description of the invention
Fig. 1 is the schematic diagram of breaker in the prior art；
Fig. 2 is the schematic diagram of connecting lever in Fig. 1；
Fig. 3 is insulated pull rod, the assembling schematic diagram of connecting lever and pole in the utility model breaker embodiment；
Fig. 4 is the schematic diagram of connecting lever in Fig. 3；
Fig. 5 is the schematic diagram of connecting lever connector sleeve in Fig. 3；
Fig. 6 is the schematic diagram of threaded connecting sleeve in Fig. 3；
Fig. 7 is the schematic diagram of guide part in Fig. 3；
Fig. 8 is the cross-sectional view of Fig. 7.
Attached drawing 3 is into attached drawing 8,1- Crankarm box, 2- connecting lever, 3- connecting lever connector sleeve, 4- threaded connecting sleeve, 5- guide part, 6-
Pole, 7- insulated pull rod, 8- nut, 21- connecting lever waist hole, 31- hinged shaft, 32- perforation, 41- threaded hole, 42- keep off edge, 51-
Fixed plate, 52- guide sleeve.
Specific embodiment
The embodiments of the present invention is described further with reference to the accompanying drawing.
The specific embodiment of the breaker of the utility model, as shown in Figures 3 to 8, breaker include forming turning for frame
Arm box 1 is fixedly arranged above three-phase solid-sealed pole 6 in the outside of Crankarm box 1, is coated on Crankarm box 1 and each pole 6 one
One corresponding insulated pull rod 7, the moved end portion after the upper end of each insulated pull rod 7 is protruded into corresponding pole and in pole
Part be connected, by insulated pull rod 7 move up and down can be realized breaker switch closing and switch opening operate.The lower end of insulated pull rod 7
In Crankarm box 1, the driving mechanism that three insulated pull rods 7 can be driven to move up and down, driving mechanism packet are disposed in Crankarm box 1
The connecting lever 2 for driving each insulated pull rod 7 to move up and down is included, the swinging end of connecting lever 2 and the lower end of insulated pull rod 7 are hinged.
In order to guarantee breaker during divide-shut brake, insulated pull rod 7 can be moved only along the vertical direction.This is practical new
In type, guide part 5 is fixedly mounted in Crankarm box 1, guide part 5 includes the fixed plate for being fixedly mounted on 1 inside top of Crankarm box
51, it extends downwardly in fixed plate 51 and is fixed with guide sleeve 52, guide sleeve 52 extends downwardly certain length.It is opened up in guide sleeve 52
There is the pilot hole extended up and down, protruded into after being extended upward through for insulated pull rod 7 in pole 6, guide sleeve 52 can draw insulation
The reciprocating movement of the up and down direction of bar 7 is oriented to, and prevents guide sleeve 52 from the offset in horizontal direction occurs.In the present embodiment,
Fixed plate 51 includes four connecting support arms of the middle section and circumference uniform distribution of setting guide sleeve 52 outside middle section
(in other embodiments, the quantity of connecting support arm can be increased and decreased according to the actual situation), four connecting support arms are spaced apart from each other, energy
Material is enough saved, reduces overall weight, while can guarantee enough intensity again.
It is connected with threaded connecting sleeve 4 in 7 lower end external screw-thread of insulated pull rod, threaded connecting sleeve 4 is equipped with up and down
Threaded hole 41 is provided with the gear of extension along 42 at the top of threaded connecting sleeve 4.It is further sleeved with and turns in the outside of threaded connecting sleeve 4
Arm connector sleeve 3, offers perforation 32 up and down on connecting lever connector sleeve 3, and when specific assembly, connecting lever connector sleeve 3 is sleeved on gear
The fixation in up and down direction is realized along 42 lower section, and by nut 8.The specific rigging position of nut 8 can have following two
Situation: one, the length of connecting lever connector sleeve 3 is less than gear along 42 to 4 the lowermost distance of threaded connecting sleeve, at this point, being threadedly coupled
The lower end of set 4 opens up external screw thread, by 8 screw threads for fastening of nut on the screw thread, is matched for clamping tightly connecting lever along 42 by nut 8 and gear
Connector sleeve 3；Two, the length of connecting lever connector sleeve 3 is greater than gear after 42 to 4 the lowermost distance of threaded connecting sleeve, suit, and connecting lever connects
The lower end of female connector 3 protrudes from threaded connecting sleeve 4, at this point, opening up external screw thread in the lower end of insulated pull rod 7, nut 8 is fastened on absolutely
On edge pull rod 7, connecting lever connector sleeve 3 is matched for clamping tightly along 42 by nut 8 and gear.Connecting lever connector sleeve 3 further includes prominent arrangement
Hinged shaft 31 offers the annular groove that (can be not drawn into figure) for block card including axial restraint on hinged shaft 31.
Due to the relationship being hinged between connecting lever 2 and insulated pull rod 7, the swing of the up and down direction of connecting lever 2 is converted to
Insulated pull rod 7 moves up and down.In order to avoid connecting lever 2 drive insulated pull rod 7 move up and down during, one end of connecting lever 2
Motion profile be circular arc, insulated pull rod 7 is identical as the motion profile of connecting lever 2, so that the lower end of insulated pull rod 7 is in level
Beat is generated on direction, and then aggravates the abrasion to guide part 5.In the utility model, in being cut with scissors with 7 phase of insulated pull rod for connecting lever 2
The one end connect opens up connecting lever waist hole 21, specifically when assembly, connecting lever waist hole 21 is sleeved on to the outside of hinged shaft 31, then with block card along hinge
The axial of axis 31 carries out block, prevents connecting lever 2 by deviating from hinged shaft 31.Specifically, the short side distance and hinged shaft of connecting lever waist hole 21
31 outer diameter is identical, and long back gauge is greater than the outer diameter of hinged shaft 31, and hinged shaft 31 is slided in connecting lever waist hole 21.
In the utility model, the hole cooperated on connecting lever 2 with hinged shaft 31 is designed as connecting lever waist hole 21, is driven absolutely in connecting lever 2
During edge pull rod 7 moves back and forth up and down, the motion profile of the correspondent section of connecting lever 2 is circular arc, but since hinged shaft 31 can
The horizontal sliding in connecting lever waist hole 21, so that the motion profile of hinged shaft 31 is different from the motion profile of connecting lever 2, connecting lever 2 can not band
The lower end of dynamic insulated pull rod 7 carries out circular motion；Simultaneously as the upper end of insulated pull rod 7 is made by the guiding up and down of guide part 5
With excessive contention effect will not be generated to the inner wall of guide part 5 so that insulated pull rod 7 is able to maintain the movement of up and down direction
Power reduces friction between the two, while also avoiding the meeting of insulated pull rod 7 and be bent and cause to damage.
In the utility model, compared with prior art, guide sleeve is bigger to the guiding length of insulated pull rod, and guide effect is certainly
It is so also more preferable.In the present embodiment, the inside of Crankarm box is arranged in guide part, so that guide part and pole set up separately in Crankarm box
It is inside and outside, facilitate installation.
In other embodiments, the connecting lever waist hole for constituting hinged long hole can be set in insulated pull rod, hinged shaft is arranged
In on connecting lever.In other embodiments, hinged long hole can be changed to hinged elongated slot, hinged elongated slot is perforation slot structure.
The specific embodiment of the utility model breaker operating mechanism, operating mechanism include frame and are arranged in frame
On connecting lever and insulated pull rod and guide part, structure and assembly relation it is consistent in above-described embodiment, content is no longer
It repeats.
Claims (10)
1. a kind of breaker, the pole including frame and on frame, guiding is installed along the vertical direction on the frame
Have and be driven the insulated pull rod being connected with the moved end component in pole, breaker further includes hingedly exhausted to drive with insulated pull rod
The connecting lever that edge pull rod moves back and forth up and down, one in insulated pull rod and connecting lever is equipped with hinged shaft, it is characterised in that: insulated pull rod
With another in connecting lever be equipped with the hinged shaft in the up-down direction block cooperation, fill perpendicular to upper and lower upward sliding
The hinged elongated slot or hinged long hole matched.
2. breaker according to claim 1, it is characterised in that: the frame is equipped with fixed plate, in the fixed plate
Equipped with passing through for insulated pull rod with the guide sleeve being oriented to that moves up and down to insulated pull rod, the guide sleeve is towards connecting lever institute
Extend in side.
3. breaker according to claim 2, it is characterised in that: the fixed plate includes the center equipped with the guide sleeve
Part further includes the circumferentially spaced multiple connecting support arms being distributed in outside central part.
4. breaker according to claim 2 or 3, it is characterised in that: the frame is the Crankarm box equipped with the connecting lever,
The outside of Crankarm box is equipped with the pole, and the fixed plate and guide sleeve are set in Crankarm box.
5. breaker according to claim 1 or 2 or 3, it is characterised in that: one end outer cover of the insulated pull rod is equipped with
Connecting lever connector sleeve, the connecting lever connector sleeve have the hinged shaft, the hinged long hole on connecting lever be set on the hinged shaft and
Anticreep assembly is realized by the block card being set on hinged shaft.
6. a kind of breaker operating mechanism, including frame, guiding is coated with and is used for and pole along the vertical direction on frame
The connected insulated pull rod of interior moved end component transmission, operating mechanism further includes with insulated pull rod hingedly to drive insulated pull rod or more
The connecting lever of reciprocating movement, one in insulated pull rod and connecting lever is equipped with hinged shaft, it is characterised in that: in insulated pull rod and connecting lever
Another be equipped with the hinged shaft in the up-down direction block cooperation, on perpendicular to up and down direction slidable fit hinged length
Slot or hinged long hole.
7. breaker operating mechanism according to claim 6, it is characterised in that: the frame is equipped with fixed plate, institute
Fixed plate is stated to be equipped with for insulated pull rod across with the guide sleeve being oriented to that moves up and down to insulated pull rod, the guide sleeve
Extend towards connecting lever side.
8. breaker operating mechanism according to claim 7, it is characterised in that: the fixed plate includes being equipped with described lead
It further include the circumferentially spaced multiple connecting support arms being distributed in outside central part to the central part of set.
9. breaker operating mechanism according to claim 7 or 8, it is characterised in that: the frame is to turn equipped with described
The Crankarm box of arm, the outside of Crankarm box are equipped with the pole, and the fixed plate and guide sleeve are set in Crankarm box.
10. breaker operating mechanism described according to claim 6 or 7 or 8, it is characterised in that: the one of the insulated pull rod
Hold outer cover that connecting lever connector sleeve is housed, the connecting lever connector sleeve has the hinged shaft, the hinged long hole suit on connecting lever
In on the hinged shaft and pass through be set to hinged shaft on block card realize anticreep assembly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820774532.4U CN208256601U (en) | 2018-05-23 | 2018-05-23 | A kind of breaker and its operating mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820774532.4U CN208256601U (en) | 2018-05-23 | 2018-05-23 | A kind of breaker and its operating mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208256601U true CN208256601U (en) | 2018-12-18 |
Family
ID=66481894
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820774532.4U Expired - Fee Related CN208256601U (en) | 2018-05-23 | 2018-05-23 | A kind of breaker and its operating mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208256601U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113035602A (en) * | 2019-12-24 | 2021-06-25 | 河南平芝高压开关有限公司 | Connecting rod hinge structure of circuit breaker |
| CN114156120A (en) * | 2021-10-21 | 2022-03-08 | 河南平高通用电气有限公司 | Circuit breaker |
-
2018
- 2018-05-23 CN CN201820774532.4U patent/CN208256601U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113035602A (en) * | 2019-12-24 | 2021-06-25 | 河南平芝高压开关有限公司 | Connecting rod hinge structure of circuit breaker |
| CN114156120A (en) * | 2021-10-21 | 2022-03-08 | 河南平高通用电气有限公司 | Circuit breaker |
| CN114156120B (en) * | 2021-10-21 | 2023-09-29 | 河南平高通用电气有限公司 | Circuit breaker |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181218 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |