CN204271592U - Stockbridge damper - Google Patents
Stockbridge damper Download PDFInfo
- Publication number
- CN204271592U CN204271592U CN201420817805.0U CN201420817805U CN204271592U CN 204271592 U CN204271592 U CN 204271592U CN 201420817805 U CN201420817805 U CN 201420817805U CN 204271592 U CN204271592 U CN 204271592U
- Authority
- CN
- China
- Prior art keywords
- weight
- rod
- pole
- stockbridge damper
- suspension rod
- 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.)
- Expired - Fee Related
Links
- 238000009434 installation Methods 0.000 claims abstract description 3
- 239000000725 suspension Substances 0.000 claims description 39
- 230000005484 gravity Effects 0.000 abstract description 15
- 238000006073 displacement reaction Methods 0.000 description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000013016 damping Methods 0.000 description 2
- 230000003628 erosive effect Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000010358 mechanical oscillation Effects 0.000 description 1
- 238000010186 staining Methods 0.000 description 1
- 210000001138 tear Anatomy 0.000 description 1
Landscapes
- Suspension Of Electric Lines Or Cables (AREA)
Abstract
The utility model discloses a kind of stockbridge damper, comprise support, pole, left weight and right weight, support offers the through hole passed for cable, be separately fixed at the left branching rod at support two ends and right pole pole comprising, be fixed with adjusting rod between left weight and right weight, adjusting rod is along bar to being provided with the fixing installation site of at least one confession sash weight.The purpose of this utility model is to provide a kind of weight between left weight and right weight no longer to balance, and namely center of gravity and center be not after coincidence, can carry out centre of gravity adjustment to it, makes the stockbridge damper that its center of gravity balances with center again.
Description
Technical field
The utility model relates to a kind of device or equipment of damping circuit mechanical oscillation, and such as, for reducing the generation of noise, more particularly, it relates to a kind of stockbridge damper.
Background technology
The effect of the meteorological conditions such as overhead power line wind-engaging, ice, low temperature, makes circuit produce vibration and wave.Vibration frequency is higher and amplitude is very little, and wind vibration makes overhead wire at suspension point place repeatedly by stubborn folding, causes fatigue of materials, finally causes disconnected stock, line-outage contingency.The frequency of waving is very low, and amplitude is very large, is easy to cause alternate flashover, causes the serious accidents such as line tripping, power failure or burn wire.
Stockbridge damper is an iron leg rod.Because it carrys additionally at circuit tower bar suspension point place, to absorb or damping vibration energy, change circuit wobble frequency, prevent the vibration of circuit or wave.
As shown in Figure 1, existing stockbridge damper includes support and is fixed on the left weight of support both sides and right weight by pole; There is in one end of support the perforation of passing for cable simultaneously.Operationally, cable is through after perforation, and cable bears the gravity of stockbridge damper lifting, bears the balancing gravity of left weight and right weight specifically for stockbridge damper.
Under normal circumstances, the weight of left weight and right weight is equivalent.So, the center of gravity of stockbridge damper overlaps with its center.So after stockbridge damper Long-Time Service, its left weight and right weight can be subject to erosion in various degree, or produce rust staining, and these problems all can cause left weight no longer identical with the weight of right weight.So, its center of the deviation of gravity center of stockbridge damper, overall generation is tilted.
Behind its center of deviation of gravity center of stockbridge damper, support produces slope trend, bends, weares and teares under causing cable to appear at perforation inclination.
Utility model content
For the deficiency that prior art exists, the purpose of this utility model is to provide a kind of weight between left weight and right weight no longer to balance, namely center of gravity and center be not after coincidence, can carry out centre of gravity adjustment to it, makes the stockbridge damper that its center of gravity balances with center again.
For achieving the above object, the utility model provides following technical scheme:
A kind of stockbridge damper, comprise support, pole, left weight and right weight, described support offers the through hole passed for cable, be separately fixed at the left branching rod at support two ends and right pole described pole comprising, be fixed with adjusting rod between described left weight and right weight, described adjusting rod is along bar to being provided with the fixing installation site of at least one confession sash weight.
As setting of the present utility model, one end of described pole is fixed with left suspension rod, and the other end is fixed with right suspension rod, and the two ends of described adjusting rod are fixed with left suspension rod and right suspension rod respectively.
Preferably, described left suspension rod is socketed on left branching rod, and one end of described left suspension rod socket left branching rod offers the left abutting hole being communicated to left branching rod outer rim, and described left abutting hole has been threaded left hold-down screw;
Described right suspension rod is socketed on right pole, and one end that described right suspension rod is socketed right pole offers the right abutting hole being communicated to right pole outer rim, and described right abutting hole has been threaded right hold-down screw.
Preferably, the two ends of described adjusting rod removably connect with left suspension rod and right suspension rod respectively.
In addition, described adjusting rod is along bar to offering the fixing installing hole of at least one confession sash weight.
As another setting of the utility model, described adjusting rod is along bar to the groove offered for sash weight slippage, and described sash weight is by fixing through the fishbolt of groove and described adjusting rod.
Preferably, described adjusting rod is along bar to being provided with scale.
Compared with prior art, the utility model is by being fixed on the adjusting rod between left weight and right weight, and adjusting rod is along its bar to suspension sash weight; No longer keep balance between left weight and right weight after, by changing the position that sash weight hangs on adjusting rod, making its center of gravity centring position again, preventing the cable through through hole from being bent after stockbridge damper centre-of gravity shift, cause breakage.
Accompanying drawing explanation
Fig. 1 is the structure chart of prior art stockbridge damper;
Fig. 2 is the structure chart of the utility model stockbridge damper embodiment;
Fig. 3 is the A portion enlarged drawing of Fig. 2;
Fig. 4 is the part drawing of the utility model stockbridge damper embodiment.
Accompanying drawing marks: 1, support; 11, the first through hole; 12, left weight; 13, right weight; 21, left branching rod; 22, right pole; 3, adjusting rod; 31, groove; 32, rotating shaft; 41, left suspension rod; 411, left hold-down screw; 412, axis hole; 42, right suspension rod; 421, right hold-down screw; 5, sash weight; 61, fastening screw; 62, fastening nut.
Embodiment
Referring to figs. 1 through Fig. 4, the utility model stockbridge damper embodiment is described further.
As shown in Figure 1, the present embodiment preferably includes support 1, pole, left weight 12 and right weight 13; Wherein, one end of support 1 offers the first through hole 11 passed for cable, and the other end offers the second through hole passed for pole; Further, pole can be divided into the left branching rod 21 be positioned on the left of support 1 and the right pole 22 be positioned on the right side of support 1 after passing the second through hole; Meanwhile, left branching rod 21 is fixed with left weight 12, and right pole 22 is fixed with right weight 13.
As shown in Figures 2 to 4, the main points of the present embodiment are, be fixed with adjusting rod 3, and adjusting rod 3 preferably offers groove 31, sash weight 5 offers through hole between left weight 12 and right weight 13.Fastening screw 61 is being connected with fastening nut 62 through through hole and groove 31 are rear successively.Such design, sash weight 5 is can by loosening after fastening screw 61, at groove 31 intrinsic displacement.Therefore, left weight 12 and right weight 13, after the concurrent erosion of getting rusty of Long-Time Service, by loosening fastening screw 61, make sash weight 5 at groove 31 intrinsic displacement, at fastening fastening screw 61 again, sash weight 5 are fixed, now can realize readjusting of center of gravity.
In addition, left suspension rod 41 is socketed on left branching rod 21, and one end that left suspension rod 41 is socketed left branching rod 21 offers the left abutting hole being communicated to left branching rod 21 outer rim, and left abutting hole has been threaded left hold-down screw 411; Right suspension rod 42 is socketed on right pole 22, and one end that right suspension rod 42 is socketed right pole 22 offers the right abutting hole being communicated to right pole 22 outer rim, and right abutting hole has been threaded right hold-down screw 421.
The object of such design is, left suspension rod 41 and right suspension rod 42 in fact can slippages on left branching rod 21 and right pole 22 respectively, so left suspension rod 41 and right suspension rod 42 entirety can slippages on pole, so by left suspension rod 41 and the right suspension rod 42 of integral slipping, be in fact make adjusting rod 3 produce displacement.So when adjusting rod 3 can displacement, sash weight 5 can distance range further extended of displacement relative to support 1, further increases the function of regulating center of gravity of the present embodiment.
In addition, the two ends of the adjusting rod 3 of the present embodiment are equipped with rotating shaft 32, left suspension rod 41 and right suspension rod 42 all offer the axis hole 412 for rotating shaft 32 clamping, and the present embodiment is fixed by interior realization of axis hole 412 rotating shaft 32 at the two ends of adjusting rod 3 being connected to respectively left suspension rod 41 and right suspension rod 42.
The object of such design is, according to operational environment, can select the adjusting rod 3 of specification.The specification of adjusting rod 3 is different, be mainly reflected in its pole length, and the bar of its groove 31 is to length.
In addition, groove 31 edge of adjusting rod 3 is provided with scale along adjusting rod 3.So that when regulating sash weight 5 position, the side-play amount of the stockbridge damper of sash weight 5 position and correspondence is adjusted.
The above is only preferred implementation of the present utility model, protection range of the present utility model be not only confined to above-described embodiment, and all technical schemes belonged under the utility model thinking all belong to protection range of the present utility model.It should be pointed out that for those skilled in the art, do not departing from the some improvements and modifications under the utility model principle prerequisite, these improvements and modifications also should be considered as protection range of the present utility model.
Claims (7)
1. a stockbridge damper, comprises support, pole, left weight and right weight, and described support offers the through hole passed for cable, is separately fixed at the left branching rod at support two ends and right pole described pole comprising, it is characterized in that:
Be fixed with adjusting rod between described left weight and right weight, described adjusting rod is along bar to being provided with the fixing installation site of at least one confession sash weight.
2. stockbridge damper according to claim 1, is characterized in that: one end of described pole is fixed with left suspension rod, and the other end is fixed with right suspension rod, and the two ends of described adjusting rod are fixed with left suspension rod and right suspension rod respectively.
3. stockbridge damper according to claim 2, is characterized in that:
Described left suspension rod is socketed on left branching rod, and one end of described left suspension rod socket left branching rod offers the left abutting hole being communicated to left branching rod outer rim, and described left abutting hole has been threaded left hold-down screw;
Described right suspension rod is socketed on right pole, and one end that described right suspension rod is socketed right pole offers the right abutting hole being communicated to right pole outer rim, and described right abutting hole has been threaded right hold-down screw.
4. stockbridge damper according to claim 2, is characterized in that: the two ends of described adjusting rod removably connect with left suspension rod and right suspension rod respectively.
5. stockbridge damper according to claim 1, is characterized in that: described adjusting rod is along bar to offering the fixing installing hole of at least one confession sash weight.
6. stockbridge damper according to claim 1, is characterized in that: described adjusting rod is along bar to the groove offered for sash weight slippage, and described sash weight is by fixing through the fishbolt of groove and described adjusting rod.
7. stockbridge damper according to claim 6, is characterized in that: described adjusting rod is along bar to being provided with scale.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420817805.0U CN204271592U (en) | 2014-12-22 | 2014-12-22 | Stockbridge damper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420817805.0U CN204271592U (en) | 2014-12-22 | 2014-12-22 | Stockbridge damper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204271592U true CN204271592U (en) | 2015-04-15 |
Family
ID=52806437
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420817805.0U Expired - Fee Related CN204271592U (en) | 2014-12-22 | 2014-12-22 | Stockbridge damper |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204271592U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110048359A (en) * | 2019-05-25 | 2019-07-23 | 安徽博晟亿电力科技有限公司 | It is a kind of can remote adjustment center of gravity stockbridge damper |
| CN111725732A (en) * | 2020-06-04 | 2020-09-29 | 安徽博晟亿电力科技有限公司 | Device capable of adjusting gravity center of damper and adjusting method thereof |
-
2014
- 2014-12-22 CN CN201420817805.0U patent/CN204271592U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110048359A (en) * | 2019-05-25 | 2019-07-23 | 安徽博晟亿电力科技有限公司 | It is a kind of can remote adjustment center of gravity stockbridge damper |
| CN111725732A (en) * | 2020-06-04 | 2020-09-29 | 安徽博晟亿电力科技有限公司 | Device capable of adjusting gravity center of damper and adjusting method thereof |
| CN111725732B (en) * | 2020-06-04 | 2021-08-27 | 安徽博晟亿电力科技有限公司 | Device capable of adjusting gravity center of damper and adjusting method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20150415 Termination date: 20201222 |