CN207459406U - A kind of bus holding mechanism for adapting to busbar and expanding with heat and contract with cold - Google Patents
A kind of bus holding mechanism for adapting to busbar and expanding with heat and contract with cold Download PDFInfo
- Publication number
- CN207459406U CN207459406U CN201721676135.5U CN201721676135U CN207459406U CN 207459406 U CN207459406 U CN 207459406U CN 201721676135 U CN201721676135 U CN 201721676135U CN 207459406 U CN207459406 U CN 207459406U
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- CN
- China
- Prior art keywords
- busbar
- swing arm
- wall
- axle sleeve
- contract
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Abstract
The utility model provides a kind of bus holding mechanism for adapting to busbar and expanding with heat and contract with cold, this clamping device includes porcelain vase and column, further include outer shaft and internal axle sleeve, the outer circumferential surface of outer shaft has outer teeth, internal axle sleeve is fixedly linked with column, the mounting hole through internal axle sleeve inside and outside wall is uniformly provided on internal axle sleeve, a swing arm is inserted in mounting hole, it is rotatablely connected between swing arm and the inner wall of mounting hole by an axis pin, the inner end of swing arm has the seal face to recline with busbar outer wall, it is compressed towards the close tension spring of busbar outer wall and is connected by a driving between the outer end of swing arm and outer shaft.The utility model has many advantages, such as simple in structure, pressing force automatic adjustment.
Description
Technical field
The utility model is related to a kind of clamping device, more particularly to a kind of bus holding machine for adapting to busbar and expanding with heat and contract with cold
Structure.
Background technology
Tubular bus in 110KV substation operations varying environment, Different climate (such as high temperature and heating summer, sleet and snow ice),
It is moved under the influence of busbar near region short trouble and busbar gold utensil failure due to expanding with heat and contract with cold, pipe is female to rub with bracket generation
It wipes, the support porcelain vase of lower section can be caused to be subject to larger stress, shorten porcelain vase service life or even bus support column porcelain bottle fracture thing
Therefore.
The content of the invention
The purpose of this utility model is for the above problem existing for existing technology, and it is cold to provide a kind of adaptation busbar heat expansion
The bus holding mechanism of contracting, technical problem to be solved in the utility model are how to clamp busbar, and from busbar radially
The influence expanded with heat and contract with cold.
The purpose of this utility model can be realized by following technical proposal：A kind of bus clip for adapting to busbar and expanding with heat and contract with cold
Hold mechanism, which is characterized in that mechanism includes porcelain vase and column, further includes outer shaft and internal axle sleeve, the periphery of the outer shaft
Face has outer teeth, and the internal axle sleeve is fixedly linked with column, is uniformly provided on the internal axle sleeve through internal axle sleeve inside and outside wall
Mounting hole, be inserted with a swing arm in the mounting hole, pass through an axis pin between the swing arm and the inner wall of mounting hole and rotate and connect
It connects, the inner end of the swing arm has the seal face to recline with busbar outer wall, passes through one between the outer end of the swing arm and outer shaft
Driving is compressed to be connected towards the close tension spring of busbar outer wall.
Busbar, which expands with heat and contract with cold, makes swing arm be swung around axis pin, and so as to which outer shaft be promoted to be rotated around busbar axis, driving is located at interior
Transmission gear one in circle rotates, and changes the position in gradual change portion, adjusts the gap between each contact roller one, make busbar be unlikely to by
Pressing force one kills, and with obstruction free busbar axis is wanted to be moved between each contact roller one.
The signal that busbar can be expanded with heat and contract with cold in the mechanism passes out, and passes through the rotation for setting with reference to or passing through outer shaft
Turn, expanding with heat and contract with cold is monitored, the feedback regulation of pressing force is carried out after can also the expanding with heat and contract with cold be passed out.
Likewise, busbar can be fixed on column by the bus holding mechanism.
In the bus holding mechanism expanded with heat and contract with cold in a kind of above-mentioned adaptation busbar, it is provided on the inner wall of the outer shaft
With the one-to-one blend stop of swing arm, the tension spring is connected between swing arm outer end and blend stop side wall corresponding with swing arm.
In the bus holding mechanism expanded with heat and contract with cold in a kind of above-mentioned adaptation busbar, it is provided on the inner wall of the outer shaft
With the one-to-one positive stop strip of swing arm, the positive stop strip and blend stop are respectively positioned at the both sides of corresponding swing arm.
Positive stop strip is used to prevent that the inclination angle of swing arm to be more than radial line, in order to avoid influence installation.
Description of the drawings
Fig. 1 is the overall structure diagram of this clamping device.
Fig. 2 is the structure diagram of strain mechanism.
Fig. 3 is the structure diagram of contact roller one.
In figure, 1, porcelain vase；2nd, column；31st, inner ring；32nd, outer ring；33rd, roller；41st, contact roller one；42nd, transmission gear one；
51st, contact roller two；52nd, transmission gear two；6th, gradual change portion；71st, outer shaft；72nd, internal axle sleeve；73rd, mounting hole；74th, blend stop；8th, put
Arm；81st, seal face；82nd, tension spring；83rd, positive stop strip；A, busbar.
Specific embodiment
It is specific embodiment of the utility model and with reference to attached drawing below, the technical solution of the utility model is made further
Description, but the utility model is not limited to these embodiments.
Embodiment one：
As shown in figures 1 and 3, this fixing device includes porcelain vase 1, column 2, clamping device and strain mechanism, clamping device
Including a bearing, bearing includes inner ring 31, outer ring 32 and the roller 33 between inner ring 31 and outer ring 32, outer ring 32 and column
2 upper end is fixedly linked, and the interior teeth parallel with busbar a are evenly arranged on the inner wall of inner ring 31, are uniformly distributed in inner ring 31
Have the contact roller 1 that several are pressed on busbar a, contact roller 1 is connected by a short axle, be fixedly installed in short axle with
The transmission gear 1 of interior teeth cooperation, contact roller 1 are located between two transmission gears 1, the circumferential surface of contact roller 1
Going up has a gradual change portion 6, and the distance between axis of gradual change portion 6 and contact roller 1 is more than the radius of contact roller 1, gradual change
It is seamlessly transitted between the outer wall of portion 6 and contact roller 1；When busbar a is radially expanded or shrinks, strain mechanism can drive pressure
Bearing up pulley 1 rotates, so that contact roller 1 and busbar a pressing forces are suitable.
Busbar a is wrapped up by contact roller 1, is made in the gap that it is fixed between contact roller 1, busbar a is because of warm
Rise the movement of shrinkage and axis direction, then busbar a can be moved under the rolling of contact roller 1 in smaller range, so as to avoid
1 stress concentration of porcelain vase and be damaged；Busbar a expanding with heat and contract with cold in the radial direction, is transferred to contact roller 1 by strain mechanism, makes
The rotation of one 41 adaptability of contact roller, and change the gap between each contact roller 1, make busbar a pressing forces moderate, and might as well
Busbar a axis directions is hindered to move.
As shown in Fig. 2, strain mechanism includes outer shaft 71 and internal axle sleeve 72, the outer circumferential surface of outer shaft 71 has and interior teeth
The outer teeth of cooperation, internal axle sleeve 72 are fixedly linked with column 2, are uniformly provided on internal axle sleeve 72 through 72 inside and outside wall of internal axle sleeve
Mounting hole 73 is inserted with a swing arm 8 in mounting hole 73, is rotatablely connected between swing arm 8 and the inner wall of mounting hole 73 by an axis pin,
The inner end of swing arm 8 has the seal face 81 to recline with busbar a outer walls, passes through a driving between the outer end of swing arm 8 and outer shaft 71
Seal face 81 is connected to the close tension spring 82 of busbar a outer walls.
Busbar a, which expands with heat and contract with cold, makes swing arm 8 be swung around axis pin, so as to which outer shaft 71 be promoted to be rotated around busbar a axis, drives position
It is rotated in the transmission gear 1 in inner ring 31, changes the position in gradual change portion 6, adjust the gap between each contact roller 1, make
Busbar a, which is unlikely to be compacted power one, to be killed, and with obstruction free busbar a axis is wanted to be moved between each contact roller 1.
In the program, the present apparatus can be used to clamp to the middle part of busbar a.
It is provided on the inner wall of outer shaft 71 and is connected to 8 outer end of swing arm with 8 one-to-one blend stop 74 of swing arm, tension spring 82
And between 8 corresponding 74 side wall of blend stop of swing arm；There are four contact rollers 1；There are four contact rollers 2 51.
Be provided on the inner wall of outer shaft 71 with 8 one-to-one positive stop strip 83 of swing arm, positive stop strip 83 and blend stop 74 are distinguished
Positioned at the both sides of corresponding swing arm 8；Positive stop strip 83 is used to prevent that the inclination angle of swing arm 8 to be more than radial line, in order to avoid influence installation.
Embodiment two：
As shown in figures 1 and 3, this fixing device includes porcelain vase 1, column 2, clamping device and strain mechanism, clamping device
Including a bearing, bearing includes inner ring 31, outer ring 32 and the roller 33 between inner ring 31 and outer ring 32, outer ring 32 and column
2 upper end is fixedly linked, and the interior teeth parallel with busbar a are evenly arranged on the inner wall of inner ring 31, are uniformly distributed in inner ring 31
Have the contact roller 1 that several are pressed on busbar a, contact roller 1 is connected by a short axle, be fixedly installed in short axle with
The transmission gear 1 of interior teeth cooperation, contact roller 1 are located between two transmission gears 1, the circumferential surface of contact roller 1
Going up has a gradual change portion 6, and the distance between axis of gradual change portion 6 and contact roller 1 is more than the radius of contact roller 1, gradual change
It is seamlessly transitted between the outer wall of portion 6 and contact roller 1；Several compressions being pressed on busbar a are evenly distributed in inner ring 31
2 51 are taken turns, contact roller 2 51 is connected with short axle, and the transmission gear 2 52 with the cooperation of interior teeth, contact roller are fixedly installed in short axle
2 51 are located between two transmission gears 2 52, have a gradual change portion 6, gradual change portion 6 and contact roller on the circumferential surface of contact roller 2 51
The distance between 2 51 axis is more than the radius of contact roller 2 51, is seamlessly transitted between 2 51 outer wall of gradual change portion 6 and contact roller；
When busbar a is radially expanded or shrinks, strain mechanism can drive contact roller 2 51 to rotate, so that contact roller 1 and contact roller
2 51 is suitable with busbar a pressing forces；Gradual change portion 6 on contact roller 1 is opposite with 6 direction of gradual change portion on contact roller 2 51.
In the program, the present apparatus can be used for the end of busbar a, gradual change portion 6 and contact roller two on contact roller 1
On 51 to splash change portion stuck by busbar a, busbar a is made not allow to move in inner ring 31 along axis, pressing force is relatively reliable, still
The gap between each contact roller 1, each contact roller 2 51 can be controlled by strain mechanism.
As shown in Fig. 2, strain mechanism includes outer shaft 71 and internal axle sleeve 72, the outer circumferential surface of outer shaft 71 has and interior teeth
The outer teeth of cooperation, internal axle sleeve 72 are fixedly linked with column 2, are uniformly provided on internal axle sleeve 72 through 72 inside and outside wall of internal axle sleeve
Mounting hole 73 is inserted with a swing arm 8 in mounting hole 73, is rotatablely connected between swing arm 8 and the inner wall of mounting hole 73 by an axis pin,
The inner end of swing arm 8 has the seal face 81 to recline with busbar a outer walls, passes through a driving between the outer end of swing arm 8 and outer shaft 71
Seal face 81 is connected to the close tension spring 82 of busbar a outer walls；Busbar a, which expands with heat and contract with cold, makes swing arm 8 be swung around axis pin, outer so as to promote
Axle sleeve 71 is rotated around busbar a axis, and the transmission gear 1 that driving is located in inner ring 31 rotates, and changes the position in gradual change portion 6, adjusts
Gap between whole each contact roller 1 makes busbar a be unlikely to be compacted power one and kill, axis is wanted each with obstruction free busbar a
It is moved between contact roller 1.In the program, the present apparatus can be used to clamp to the middle part of busbar a.
The specific embodiments described herein are merely examples of the spirit of the present invention.The utility model institute
Described specific embodiment can be done various modifications or additions or using similar by belonging to those skilled in the art
Mode substitute, but without departing from the spirit of the present application or beyond the scope of the appended claims.
Claims (3)
1. a kind of bus holding mechanism for adapting to busbar and expanding with heat and contract with cold, which is characterized in that this clamping device includes porcelain vase (1) and stands
Column (2), further includes outer shaft (71) and internal axle sleeve (72), and the outer circumferential surface of the outer shaft (71) has outer teeth, the inner shaft
Set (72) is fixedly linked with column (2), and the installation through internal axle sleeve (72) inside and outside wall is uniformly provided on the internal axle sleeve (72)
Hole (73), the mounting hole (73) is interior to be inserted with a swing arm (8), passes through between the swing arm (8) and the inner wall of mounting hole (73)
One axis pin is rotatablely connected, and the inner end of the swing arm (8) has the seal face (81) to recline with busbar (a) outer wall, the swing arm (8)
Outer end and outer shaft (71) between be connected by a driving seal face (81) to the close tension spring of busbar (a) outer wall (82).
A kind of 2. bus holding mechanism for adapting to busbar and expanding with heat and contract with cold according to claim 1, which is characterized in that the outer shaft
It covers to be provided on the inner wall of (71) and is connected to swing arm (8) outer end with the one-to-one blend stop (74) of swing arm (8), the tension spring (82)
Between portion and blend stop (74) side wall corresponding with swing arm (8).
A kind of 3. bus holding mechanism for adapting to busbar and expanding with heat and contract with cold according to claim 2, which is characterized in that the outer shaft
It covers and is provided on the inner wall of (71) and the one-to-one positive stop strip (83) of swing arm (8), the positive stop strip (83) and blend stop (74) point
Not Wei Yu corresponding swing arm (8) both sides.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721676135.5U CN207459406U (en) | 2017-12-04 | 2017-12-04 | A kind of bus holding mechanism for adapting to busbar and expanding with heat and contract with cold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721676135.5U CN207459406U (en) | 2017-12-04 | 2017-12-04 | A kind of bus holding mechanism for adapting to busbar and expanding with heat and contract with cold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207459406U true CN207459406U (en) | 2018-06-05 |
Family
ID=62275782
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721676135.5U Expired - Fee Related CN207459406U (en) | 2017-12-04 | 2017-12-04 | A kind of bus holding mechanism for adapting to busbar and expanding with heat and contract with cold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207459406U (en) |
-
2017
- 2017-12-04 CN CN201721676135.5U patent/CN207459406U/en not_active Expired - Fee Related
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180605 Termination date: 20201204 |