CN110429542A - A kind of damping wire fixing device for vacuum circuit breaker - Google Patents
A kind of damping wire fixing device for vacuum circuit breaker Download PDFInfo
- Publication number
- CN110429542A CN110429542A CN201910657555.6A CN201910657555A CN110429542A CN 110429542 A CN110429542 A CN 110429542A CN 201910657555 A CN201910657555 A CN 201910657555A CN 110429542 A CN110429542 A CN 110429542A
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- CN
- China
- Prior art keywords
- bracket
- cable
- damper
- gear
- circuit breaker
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G7/00—Overhead installations of electric lines or cables
- H02G7/05—Suspension arrangements or devices for electric cables or lines
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G7/00—Overhead installations of electric lines or cables
- H02G7/14—Arrangements or devices for damping mechanical oscillations of lines, e.g. for reducing production of sound
Landscapes
- Vibration Dampers (AREA)
- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
Abstract
The invention discloses a kind of damping wire fixing devices for vacuum circuit breaker, belong to breaker technical field of auxiliary equipment, technical points include bracket, the bracket in the outside of the breaker body is equipped with the coiling group for Stagger-wrap cable, the bracket is equipped with damper one in coiling group, the lower end of the damper one is rack-mount, and the upper end is installed with the guide ring one that power supply cable is worn.The present invention has not dispersed the point of application contacted between cable and electric pole only effectively, and can also reduce because strong wind blows the vibration of generation for the stability influence that contacts between cable and breaker body.
Description
Technical field
The invention belongs to breaker technical field of auxiliary equipment, more specifically, it relates to which a kind of be used for vacuum circuit breaker
Damping wire fixing device.
Background technique
In field of power transmission, breaker is very widely used.Insulated pull rod is the critical component of breaker, insulated pull rod one
End is sequentially connected with spring operation, and the other end is connected with the transmission of the moving contact of vacuum interrupter, in spring operation
Under quick acting, insulated pull rod drives the moving contact movement of vacuum interrupter, realizes that the dynamic and static contact of vacuum interrupter quickly divides
It closes a floodgate.When closing a floodgate, dynamic and static contact is in contact the dynamic and static contact of arc-chutes, under pressure so that dynamic and static contact is protected
Hold good electrical contact.
Currently, existing vacuum circuit breaker is generally mounted on high-voltage wire pole, it is fixed on adjacent two high pressures at this time
Cable between electric pole is affected by gravity for a long time can be gradually to tenesmus, and thus intermediate sagging cable is in strong wind
Blowing under can occur it is violent rock, if things go on like this, repeatedly violent shaking will affect the cable of cable during installation
Stability when contact installation, it is therefore desirable to propose the new technical solution of one kind to solve the above problems.
Summary of the invention
It is solid in view of the deficiencies of the prior art, the present invention intends to provide a kind of damping for vacuum circuit breaker
Line apparatus has not only dispersed the point of application contacted between cable and electric pole, but also can also reduce because strong wind blows generation
Shake the stability influence for contacting between cable and breaker body.
To achieve the above object, the present invention provides the following technical scheme that a kind of damping solidus for vacuum circuit breaker
Device, including bracket, the bracket in the outside of the breaker body is equipped with the coiling group for Stagger-wrap cable, described
Bracket is equipped with damper one in coiling group, and the lower end of the damper one is rack-mount, and the upper end is installed with current supply cable
The guide ring one that line is worn.
By using above-mentioned technical proposal, cable is threaded through on the guide ring one of damper one, and strong wind blows institute at this time
Bring vibration can effectively be weakened under the link of damper, while in the setting of coiling group, so that being located at mutual
Cable of the Stagger-wrap in coiling group has not dispersed the force contacted between cable and electric pole only effectively at this time
Point, and can also reduce because strong wind blows the vibration of generation for the stability shadow that contacts between cable and breaker body
It rings.
The present invention is further arranged to: the coiling group includes several interval settings, and is used to wind the coiling of cable
Bar is coated at least one layer of damping washer in the outer circumferential walls of the wire winding pole.
By using above-mentioned technical proposal, the setting of damping washer, so that having one when cable is on wire winding pole
Fixed elasticity can be effectively reduced the strenuous vibration of the cable caused by blowing because of strong wind, substantially increase its damping performance.
The present invention is further arranged to: screw rod and guide rod is rotatably connected on the bracket, under the damper one
End is threaded on screw rod, and can be slid along the extending direction of screw rod, and the both ends of the guide rod are connected on bracket,
Centre and the lower end of the damper one, which slide, to be cooperated, and the bracket is equipped with stepper motor, the free end of the screw rod
Portion is connected on the output shaft of stepper motor, and the highest site of the guide ring one is lower than the coiling site of wire winding pole.
The sagging degree of cable is bigger, and influence of the strong wind to it at this time is also bigger, the also Shaoxing opera of the vibration of cable at this time
Stability strong, that thus violent vibration can contact between big havoc cable and breaker body, therefore by using upper
Technical solution is stated, is driven screw turns by stepper motor, under the position-limiting action of guide rod, so that being located at the damping on screw rod
Device one can move back and forth along the extending direction of screw rod, thus extend row of the cable between coiling group and damper one
Cheng Changdu, therefore cable is reduced significantly in the sag of aerial section, and then reduces strong wind to the influence power of cable, make
Obtaining cable has preferable anti-seismic performance.
The present invention is further arranged to: the lower end of the wire winding pole is rotatably connected on bracket, and on the wire winding pole
Equipped with worm gear, worm gear is coaxially disposed with corresponding wire winding pole, and the bracket is equipped with the worm screw being meshed with the worm gear, institute
It states and is equipped with linkage unit between worm screw and screw rod.
Due to the aerial cable being arranged because its own weight is larger, sagging power is also larger, only leans on screw rod at this time
With the threaded connection between damper one, motive force very little, at this time by using above-mentioned technical proposal, by cable and coiling
Frictional force between bar can drive worm screw rotation, worm screw is further at this time under the action of worm and gear by linkage unit
Worm gear rotation is driven, wire winding pole can be rotated along the direction that cable moves at this time, be further driven to cable towards breaker
The direction of ontology is mobile, to tighten cable in lesser range, reduces cable in the sag of aerial section.
The present invention is further arranged to: the linkage unit includes the first gear that screw rod end is arranged in, is arranged in snail
The second gear of boom end passes through chain-driving or the first gear and the between the first gear and second gear
The intermeshing of two gears.
Since cable Stagger-wrap is on wire winding pole, at this time along cable winding direction, two neighboring wire winding pole
Rotation direction on the contrary, therefore by using above two specific operating method, can make the corresponding wire winding pole of worm drive into
Row rotation, it is very convenient to promote the tightening of cable.
The present invention is further arranged to: the bracket is equipped with damper two on the side close to breaker body, described
The lower end of damper two is installed on bracket, and the upper end is installed with the guide ring two that power supply cable is worn.
By using above-mentioned technical proposal, the setting of damper two can further weaken its vibration, set to mitigate vibration
Multiple tracks guarantee is set.
The present invention is further arranged to: several non-slip textures are offered on the damping washer.
By using above-mentioned technical proposal, the setting of non-slip texture improves the friction between cable and damping washer
Power reduces the generation of cable slipping phenomenon.
The present invention is further arranged to: the upper end of the wire winding pole is equipped with postive stop baffle.
By using above-mentioned technical proposal, reduces the phenomenon that cable is mutually disengaged with wire winding pole, improve electricity
Stability when cable is wound.
In conclusion the invention has the following advantages:
1, the present invention has not only dispersed the point of application contacted between cable and electric pole, but also can also reduce because strong wind blows production
Raw vibration is for the stability influence that contacts between cable and breaker body；
2, optimize, the setting of non-slip texture improves the frictional force between cable and damping washer, reduces cable and beats
The generation of sliding phenomenon.
Detailed description of the invention
Fig. 1 is a kind of perspective view of damping wire fixing device for vacuum circuit breaker；
Fig. 2 is the enlarged drawing of A in Fig. 1；
Fig. 3 is a kind of left view of damping wire fixing device for vacuum circuit breaker.
Detailed description of the invention: 1, bracket；2, coiling group；3, damper one；4, guide ring one；5, wire winding pole；6, damping washer；7,
Screw rod；8, guide rod；9, stepper motor；10, coiling site；11, worm gear；12, worm screw；13, linkage unit；14, first gear；
15, second gear；16, damper two；17, guide ring two；18, non-slip texture；19, postive stop baffle；20, breaker body；21,
Cable.
Specific embodiment
Below in conjunction with attached drawing, invention is further described in detail.
Wherein identical components are presented with like reference characters.It should be noted that word used in the following description
Language "front", "rear", "left", "right", "up" and "down" refer to the direction in attached drawing, word " bottom surface " and " top surface ", "inner" and
"outside" refers respectively to the direction towards or away from geometric center of specific component.
A kind of damping wire fixing device for vacuum circuit breaker can be used in fixed cable 21, improve cable 21 with
The stability of contact between breaker body 20.As depicted in figs. 1 and 2, it includes bracket 1, and bracket 1 is fixedly connected on open circuit
On the bracket 1 of device ontology 20, meanwhile, the bracket 1 in the outside of breaker body 20 is equipped with for Stagger-wrap cable 21
Coiling group 2.Above-mentioned coiling group 2 includes eight interval settings two-by-two, and is used to wind the wire winding pole 5 of cable 21, above-mentioned coiling
Bar 5 is vertically installed at the upper surface of bracket 1, and the lower section of every wire winding pole 5 is rotatably connected on bracket 1, and the upper end is set
There is postive stop baffle 19.Thus operator cable 21 can be intersected according to the mode on the first from left right side be wrapped in it is corresponding
On wire winding pole 5, the point of application between cable 21 and electric pole can be distributed on multiple wire winding poles 5 at this time, force is divided
It dissipates, substantially increases the stability of cable 21 during installation.
In order to improve damping performance, as shown in Figures 2 and 3, bracket 1 is vertically-mounted on 2 inner hub location of coiling group
There is a damper 1, above-mentioned damper 1 can use spring damper, while the lower end of damper 1 is mounted on bracket
On 1, the upper end is installed with a circular guide ring 1, and the lower end of above-mentioned guide ring 1 is welded on the upper of damper 1
End, the annular through-hole of the upper end wear for cable 21, play the role of limit and guiding, in addition, the highest of guide ring 1
Site is lower than the coiling site 10 of wire winding pole 5.Under the action of above-mentioned damper 1, it can be effectively reduced because strong wind blows institute
The strenuous vibration of caused cable 21, improves its damping performance.
In order to further increase damping performance, as shown in Figures 2 and 3, wrapped in the outer circumferential walls of columned wire winding pole 5
It is covered with two layers of damping washer 6, above-mentioned damping washer 6 uses elastic rubber washer, while offering on damping washer 6 several anti-
Sliding lines 18, above-mentioned non-slip texture 18 is the rough bulge-structure being obliquely installed.Since elastic rubber washer has one
Fixed elasticity can play good abirritation to the cable 21 being wrapped on wire winding pole 5, so can be effectively reduced because
Strong wind blows the strenuous vibration of caused cable 21, substantially increases its damping performance.
As shown in Figures 2 and 3, cable 21 makes somebody a mere figurehead that the sagging degree of section is bigger, and influence of the strong wind to it at this time is also bigger,
The vibration of cable 21 is also more violent at this time, and thus violent vibration can be between big havoc cable 21 and breaker body 20
The stability of contact, therefore in order to enable cable 21 is equipped with a cylinder with good anti-seismic performance on bracket 1
The guide rod 8 of the screw rod 7 of shape and a cylindrical shape, while screw rod 7 and 8 parallel interval of guide rod are arranged, and above-mentioned screw rod 7
Bearings at both ends be connected on bracket 1, the center portion thereof position is connect with the lower thread of damper 1.In addition, 8 both ends of guide rod
It is fixedly connected on bracket 1, the center portion thereof position and the lower end sliding of damper 1 are mating, and also install on bracket 1
There is a stepper motor 9, stepper motor 9 is externally provided with the protective cover of rain and sun.The free end of above-mentioned screw rod 7 is fixed in simultaneously
On the output shaft of stepper motor 9, stepper motor 9 is thus driven, stepper motor 9 drives screw rod 7 to rotate, in the limit of guide rod 8
Under effect, the damper 1 being located on screw rod 7 is moved back and forth along the extending direction of screw rod 7, thus extends electricity
Stroke length of the cable 21 between coiling group 2 and damper 1, therefore cable 21 is reduced significantly in the sagging of aerial section
Degree, and then strong wind is reduced to the influence power of cable 21, so that cable 21 has preferable anti-seismic performance.
As shown in Figures 2 and 3, due to the cable 21 of aerial setting because its own weight is larger, sagging power is also larger,
At this time only by the threaded connection between screw rod 7 and damper 1, motive force very little exists at this time in order to reduce cable 21
The sag of aerial section, each wire winding pole 5 in one 3 outside of damper is top to be equipped with a worm gear 11, above-mentioned worm gear 11 and phase
Corresponding wire winding pole 5 is coaxially disposed, and the worm screw being meshed with worm gear 11 12, worm screw are also equipped on above-mentioned bracket 1
Linkage unit 13 is equipped between 12 and screw rod 7.Above-mentioned linkage mechanism includes the first gear 14 that 7 end of screw rod is arranged in, setting
Second gear 15 in 12 end of worm screw, wherein first gear 14 and screw rod 7 are coaxially disposed, while second gear 15 and worm screw 12
Coaxial arrangement.For convenience of explanation, according to the direction of upper figure, when the worm gear 11 engaged with worm screw 12 is according to rotationally clockwise
When, the wire winding pole 5 being coaxially disposed with worm gear 11 also rotates clockwise, and passes through chain between first gear 14 and second gear 15 at this time
Item drive (unmarked in figure) (rotation direction i.e. between worm screw 12 and screw rod 7 is consistent).Therefore by cable 21 with
Frictional force between wire winding pole 5, the rotation of screw rod 7 may make damper 1 to move along 7 extending direction of screw rod, and towards breaker
The direction of ontology 20 pulls cable 21.At the same time, further by the first gear 14 and chain that are coaxially disposed with screw rod 7
Second gear 15 is driven to rotate, so that worm screw 12 rotates with it, wire winding pole 5 can turn along the direction that cable 21 moves at this time
It is dynamic, it is further driven to cable 21 and is moved towards the direction of breaker body 20, to tighten cable 21 in lesser range,
Cable 21 is reduced in the sag of aerial setting section.
As shown in Figures 2 and 3, when the worm gear 11 engaged with worm screw 12 is according to rotating in an anti-clockwise direction, with above-mentioned worm gear
The wire winding pole 5 of 11 coaxial arrangements also rotates counterclockwise therewith, and first gear 14 and the intermeshing of second gear 15 setting at this time is (i.e.
Rotation direction between worm screw 12 and screw rod 7 is opposite).Therefore by the frictional force between cable 21 and wire winding pole 5, screw rod 7
Rotation may make damper 1 to move along 7 extending direction of screw rod, and pull cable 21 towards the direction of breaker body 20.
At the same time, the gear one being coaxially disposed with screw rod 7 can drive second gear 15 to rotate, so that worm screw 12 rotates backward therewith,
Thus wire winding pole 5 can be rotated along the direction that cable 21 moves, and be further driven to cable 21 towards breaker body 20
Direction is mobile, to tighten cable 21 in lesser range, reduces cable 21 in the sag of aerial setting section.
In order to further increase damping effect, as shown in Figures 2 and 3, in bracket 1 on the side of breaker body 20
One damper 2 16 is installed, above-mentioned damper 2 16 is vertically arranged, and its lower end is installed on bracket 1, damper 2 16
Upper end is installed with the guide ring 2 17 that a circular power supply cable 21 is worn.At the same time, in bracket 1 far from breaker sheet
One damper three (unmarked in figure) is installed, above-mentioned damper three is easily vertically arranged, and its lower end is fixed on the side of body 20
In the upper surface of bracket 1, a circular guide ring three, and above-mentioned cable are fixedly provided in the upper end of damper three
21 are threaded through in above-mentioned guide ring three (unmarked in figure).Thus the setting of damper 2 16, damper three can further subtract
Its weak vibration is provided with multiple tracks guarantee to mitigate vibration.
Specific embodiment is only explanation of the invention, is not limitation of the present invention, those skilled in the art
It can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but as long as in this hair
All by the protection of Patent Law in bright scope of the claims.
Claims (8)
1. a kind of damping wire fixing device for vacuum circuit breaker, including bracket (1), which is characterized in that the bracket (1) is disconnected
The outside of road device ontology (20) is equipped with the coiling group (2) for Stagger-wrap cable (21), and the bracket (1) is in coiling group
(2) damper one (3) is equipped in, the lower end of the damper one (3) is mounted on bracket (1), and the upper end is installed with current supply cable
The guide ring one (4) that line (21) is worn.
2. a kind of damping wire fixing device for vacuum circuit breaker according to claim 1, which is characterized in that the coiling
Group (2) includes several interval settings, and is used to wind the wire winding pole (5) of cable (21), the outer circumferential walls of the wire winding pole (5)
On be coated at least one layer of damping washer (6).
3. a kind of damping wire fixing device for vacuum circuit breaker according to claim 2, which is characterized in that the bracket
(1) screw rod (7) and guide rod (8) are rotatably connected on, the lower thread of the damper one (3) is connected on screw rod (7), and
It can be slid along the extending direction of screw rod (7), the both ends of the guide rod (8) are connected on bracket (1), the center portion thereof position and institute
The lower end sliding cooperation of damper one (3) is stated, the bracket (1) is equipped with stepper motor (9), the free end of the screw rod (7)
Portion is connected on the output shaft of stepper motor (9), and the highest site of the guide ring one (4) is lower than the coiling position of wire winding pole (5)
Point (10).
4. a kind of damping wire fixing device for vacuum circuit breaker according to claim 3, which is characterized in that the coiling
The lower end of bar (5) is rotatably connected on bracket (1), and is equipped with worm gear (11) on the wire winding pole (5), worm gear (11) and opposite
Wire winding pole (5) coaxial arrangement answered, the bracket (1) are equipped with the worm screw (12) being meshed with the worm gear (11), the snail
Linkage unit (13) are equipped between bar (12) and screw rod (7).
5. a kind of damping wire fixing device for vacuum circuit breaker according to claim 4, which is characterized in that the linkage
Component (13) include setting screw rod (7) end first gear (14), setting worm screw (12) end second gear (15),
Pass through chain-driving or the first gear (14) and second gear between the first gear (14) and second gear (15)
(15) it is intermeshed.
6. a kind of damping wire fixing device for vacuum circuit breaker according to claim 1, which is characterized in that the bracket
(1) damper two (16) is equipped on the side close to breaker body (20), the lower end of the damper two (16) is installed in
On bracket (1), the upper end is installed with the guide ring two (17) that power supply cable (21) is worn.
7. a kind of damping wire fixing device for vacuum circuit breaker according to claim 2, which is characterized in that the damping
Several non-slip textures (18) are offered on washer (6).
8. a kind of damping wire fixing device for vacuum circuit breaker according to claim 2, which is characterized in that the coiling
The upper end of bar (5) is equipped with postive stop baffle (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910657555.6A CN110429542B (en) | 2019-07-19 | 2019-07-19 | A shock attenuation solidus device for vacuum circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910657555.6A CN110429542B (en) | 2019-07-19 | 2019-07-19 | A shock attenuation solidus device for vacuum circuit breaker |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110429542A true CN110429542A (en) | 2019-11-08 |
| CN110429542B CN110429542B (en) | 2020-09-18 |
Family
ID=68411397
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910657555.6A Active CN110429542B (en) | 2019-07-19 | 2019-07-19 | A shock attenuation solidus device for vacuum circuit breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110429542B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0033223A2 (en) * | 1980-01-24 | 1981-08-05 | Slater Steel Industries Limited | Vibration absorber for aerially suspended conductors and cables |
| CN101398036A (en) * | 2007-09-29 | 2009-04-01 | 上海驰风机电科技有限公司 | Connection device |
| CN106783118A (en) * | 2016-12-30 | 2017-05-31 | 国网山东省电力公司蓬莱市供电公司 | Power transformation transformer group |
| CN207409984U (en) * | 2017-10-27 | 2018-05-25 | 四川嘉义索隐科技有限公司 | For the cable shock-absorption device in power station |
| CN208422770U (en) * | 2018-05-22 | 2019-01-22 | 河北优创电气有限公司 | A kind of novel vacuum circuit breaker |
| CN208797484U (en) * | 2018-10-26 | 2019-04-26 | 盐城市华悦汽车部件有限公司 | A kind of fixed device of electric automobile high-voltage wire harness |
-
2019
- 2019-07-19 CN CN201910657555.6A patent/CN110429542B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0033223A2 (en) * | 1980-01-24 | 1981-08-05 | Slater Steel Industries Limited | Vibration absorber for aerially suspended conductors and cables |
| CN101398036A (en) * | 2007-09-29 | 2009-04-01 | 上海驰风机电科技有限公司 | Connection device |
| CN106783118A (en) * | 2016-12-30 | 2017-05-31 | 国网山东省电力公司蓬莱市供电公司 | Power transformation transformer group |
| CN207409984U (en) * | 2017-10-27 | 2018-05-25 | 四川嘉义索隐科技有限公司 | For the cable shock-absorption device in power station |
| CN208422770U (en) * | 2018-05-22 | 2019-01-22 | 河北优创电气有限公司 | A kind of novel vacuum circuit breaker |
| CN208797484U (en) * | 2018-10-26 | 2019-04-26 | 盐城市华悦汽车部件有限公司 | A kind of fixed device of electric automobile high-voltage wire harness |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110429542B (en) | 2020-09-18 |
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