CN212304673U - Shockproof hammer device - Google Patents
Shockproof hammer device Download PDFInfo
- Publication number
- CN212304673U CN212304673U CN202021048341.3U CN202021048341U CN212304673U CN 212304673 U CN212304673 U CN 212304673U CN 202021048341 U CN202021048341 U CN 202021048341U CN 212304673 U CN212304673 U CN 212304673U
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- Prior art keywords
- wire
- hole
- sleeve
- hammer
- jacket
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- 229910052782 aluminium Inorganic materials 0.000 claims description 11
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 10
- 230000000149 penetrating effect Effects 0.000 claims description 4
- 239000012212 insulator Substances 0.000 description 6
- 239000006096 absorbing agent Substances 0.000 description 4
- 230000035939 shock Effects 0.000 description 4
- 238000009434 installation Methods 0.000 description 3
- 230000000670 limiting effect Effects 0.000 description 3
- 239000000725 suspension Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 239000004411 aluminium Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
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Abstract
The utility model discloses a stockbridge damper device, include: the anti-vibration hammer mechanism at least comprises a hammer body used for being hung on an overhead line; a pull wire for connecting between a fixture and the anti-rattle hammer mechanism to limit movement of the hammer body in a direction away from the fixture. The pull wire is utilized to limit the shockproof hammer mechanism, the hammer body can be effectively prevented from sliding and deviating, and the hammer body does not need to be recovered.
Description
Technical Field
The utility model relates to a power equipment technical field especially relates to a stockbridge damper device.
Background
The overhead line is influenced by wind to often generate vibration or galloping, so that the overhead line is repeatedly kinked at a suspension point to cause material fatigue, and finally, strand breakage or line breakage accidents are caused. In order to reduce the vibration and the waving of the overhead wire, a vibration damper is additionally hung at the suspension point of the overhead wire (the suspension point is more close to the vicinity of a fixed device such as an insulator string, namely close to the end position of the overhead wire) to absorb or attenuate the energy of the vibration or waving, and the swing frequency of the overhead wire is changed. However, due to the time of use and the structure of the shock absorber, the shock absorber is likely to run out, that is, the shock absorber is likely to slide to other positions such as the middle of the overhead line, and therefore, it is often necessary to return the shock absorber. The stockbridge damper is generally arranged on an overhead line, and workers need to carry out high-altitude operation at risk of life each time.
SUMMERY OF THE UTILITY MODEL
To the above-mentioned technical problem that exists among the prior art, the embodiment of the utility model provides a stockbridge damper device.
For solving the technical problem, the embodiment of the utility model adopts the following technical scheme:
a vibration damper apparatus comprising:
the anti-vibration hammer mechanism at least comprises a hammer body used for being hung on an overhead line;
a pull wire for connecting between a fixture and the anti-rattle hammer mechanism to limit movement of the hammer body in a direction away from the fixture.
Preferably, the anti-vibration hammer mechanism further includes:
the clamping sleeve is used for being sleeved on the overhead line and is formed by buckling two half sleeves, and the two half sleeves are locked by a fastener penetrating through the two half sleeves to clamp the overhead line; wherein:
one end of the pull wire, which is positioned on the shockproof hammer mechanism, is connected to the jacket;
the hammer body is fixed on the jacket.
Preferably, the hammer body is connected to a lower end of one side plate of the U-shaped plate; the U-shaped plate is wrapped on the periphery of the jacket, and the U-shaped plate is clamped on the jacket by fasteners penetrating through the two side plates of the U-shaped plate.
Preferably, the two half sleeves are provided with connecting plates extending radially at positions close to the two ends in the axial direction, and the U-shaped plate is limited between the connecting plates close to the two ends respectively; wherein:
the fastener makes two half cover centre gripping the overhead line through wear to establish and lock two half relative connecting plate of cover.
Preferably, the jacket is formed with a radially protruding flange plate at least at one end near the fixing device, and the pulling wire is connected to the flange plate.
Preferably, the flange plate is provided with a through hole; wherein:
the end part of the pull wire penetrates through the through hole and extends out of a section of the through hole;
the stay wire extending out of one section of the through hole is folded in half and then fixed by the locking column body, and the locking column body is stopped on the flange plate.
Preferably, one end of the stay wire, which is far away from the shockproof hammer mechanism, bypasses the fixing equipment through doubling up to combine into a first wire body and a second wire body; the shockproof hammer device also comprises an adjusting sleeve component;
the adjustment sleeve assembly comprises:
the first holding sleeve is internally provided with a first through hole and a second through hole which are communicated and parallel, the first line body penetrates through the first through hole, the second line body penetrates through the second through hole, and the first line body penetrates through the first through hole and is fixedly connected with the first holding sleeve; the second wire body penetrates through the second through hole, and opposite stopping steps are arranged on two sides of a section of the second wire body which is penetrated through;
the adjusting sleeve is sleeved on the second wire body between the two stopping steps and can rotate; wherein:
an external thread is formed on the periphery of the adjusting sleeve, and the second through hole is a threaded hole matched with the external thread.
Preferably, the end of the adjusting sleeve is also formed with a handle for screwing.
Preferably, the vibration damper apparatus further comprises a second retaining sleeve; the second retaining sleeve is closer to the fixing device than the first retaining sleeve, the first wire body and the second wire body penetrate through the second retaining sleeve, the first wire body and the second retaining sleeve are fixedly connected, and the second wire body can perform axial shuttling movement relative to the second retaining sleeve.
Preferably, the position of the overhead line on the jacket is further wound with an aluminum tape, and the jacket clamps the overhead line by clamping the aluminum tape.
Compared with the prior art, the utility model discloses a stockbridge damper's beneficial effect is:
1. the pull wire is utilized to limit the shockproof hammer mechanism, the hammer body can be effectively prevented from sliding and deviating, and the hammer body does not need to be recovered.
2. The half-sleeve clamping overhead line is buckled, so that the installation is convenient, and the fixing effect is good; moreover, the hammer body can be axially limited by the U-shaped plate through the connecting plate.
3. The tension of the stay wire can be effectively adjusted by utilizing the adjusting sleeve assembly, and when the tension of the stay wire becomes small and loose, the stay wire can be tensioned by screwing the adjusting sleeve in the adjusting sleeve assembly.
4. The aluminum armor tape is wound outside the overhead line, so that the jacket can be effectively prevented from damaging the surface of the overhead line.
Drawings
Fig. 1 is a schematic perspective view of an installation state of a vibration damper device according to an embodiment of the present invention.
Fig. 2 is a partially enlarged view of a portion a of fig. 1.
Fig. 3 is a partially enlarged view of a portion B of fig. 1.
Fig. 4 is a schematic perspective view of a structure of a related component such as a wire in a vibration damper device according to an embodiment of the present invention.
Fig. 5 is a plan front sectional view of a related component such as a tension wire in the vibration damper device according to the embodiment of the present invention.
In the figure:
10-hammer body; 11-U-shaped plate; 111-bolt; 20-a vibration damper mechanism; 21-jacket; 211-half set; 212-a connecting plate; 213-bolt; 214-flange plate; 22-aluminum armor tape; 30-a pull line; 31-a first wire body; 32-a second wire body; 40-adjusting the sleeve assembly; 41-a first retaining sleeve; 42-adjusting sleeve; 43-a handle; 44-a stop step; 50-a second retaining sleeve; 51-gap; 60-locking the cylinder; 200-insulator string; 201-rod body.
Detailed Description
In order to make the technical solution of the present invention better understood by those skilled in the art, the present invention will be described in detail with reference to the accompanying drawings and the detailed description.
As shown in fig. 1 to 5, an embodiment of the present invention discloses a vibration damper apparatus, including: a damper mechanism 20 and a pull wire 30.
As shown in fig. 3, the damper mechanism 20 includes: hammer body 10, jacket 21 and aluminium armour tape 70.
The aluminum armor tape 70 is wound on the overhead line at a position close to the insulator string 200 (as shown in fig. 1, the insulator string 200 is used as a fixing device, the insulator string 200 is formed on a rod body 201, and the rod body 201 is fixed on the overhead line).
The clamping sleeve 21 comprises two half sleeves 211, the two half sleeves 211 are buckled on the aluminum armor tape 70 in an opposite mode, connecting plates 212 radially extend out of two axial ends of the two half sleeves 211, after the two half sleeves 211 are buckled in an opposite mode, bolts 213 penetrate through the two connecting plates 212 at the same end, and the two half sleeves 211 are tightly wrapped on the aluminum armor tape 70 by screwing the bolts 213. The two ends of the half cover 211 are also provided with flange plates 214 extending in the radial direction, and the flange plates 214 are provided with through holes.
The hammer body 10 is connected to the lower end of one side plate of a U-shaped plate 11, the main part of the U-shaped plate 11 is wrapped in the middle of a jacket 21 formed by buckling two half-sleeves 211, and is located between connecting plates 212 on both sides of the half-sleeves 211, and the connecting plates 212 axially limit the main part of the U-shaped plate 11. Bolts 111 are inserted through the side plates of the U-shaped plate 11 near the lower ends thereof, and the bolts 111 are tightened to clamp the jackets 21 between the two side plates of the U-shaped plate 11. Under the limit of the connecting plates 212 at the two ends of the jacket 21, the U-shaped plate 11 does not produce axial movement, thereby limiting the axial movement of the hammer body 10, and enabling the hammer body 10 to be stably fixed on the jacket 21.
As shown in fig. 3, one end of the pulling wire 30 passes through the through hole of the flange plate 214, is folded in half by 180 ° through the flange plate 214, and is then wrapped by the locking cylinder 60, and the diameter of the locking cylinder 60 is larger than that of the through hole so that the flange plate 214 can stop the locking cylinder 60, thereby preventing the pulling wire 30 passing through the through hole from exiting from the through hole to connect the pulling wire 30 and the flange plate 214.
As shown in fig. 2 and fig. 5, the other end of the stay 30 is folded in half by 180 ° after passing around the rod 201 provided with the insulator string 200, so that the folded part is parallel to the main body part of the stay 30 opposite thereto, and for convenience of description, the section of the stay 30 opposite to the folded part is referred to as a first wire body 31, and the stay 30 of the folded part is referred to as a second wire body 32. An adjustment sleeve assembly 40 is disposed on the first and second wires 31, 32.
Specifically, as shown in fig. 5, the adjustment sleeve assembly 40 includes: a first retaining sleeve 41 and an adjustment sleeve 42. This first retaining sleeve 41 has two through-holes, namely first through-hole and second through-hole, and first line body 31 wears to establish first through-hole to make the pore wall of first through-hole closely wrap up first line body 31, make first line body 31 can not produce the axial float, and then make first line body 31 and first retaining sleeve 41 form fixed connection. The diameter of the second through hole is larger than that of the first through hole, the second wire 32 passes through the second through hole, the stopping steps 44 are formed on the second wire 32 located on two sides of the first holding sleeve 41, and the adjusting sleeve 42 is sleeved on the second wire 32 between the two stopping steps 44, so that the second wire 32 can be dragged by the axial movement of the adjusting sleeve 42, and as can be easily seen from fig. 5, the second through hole is correspondingly penetrated by the adjusting sleeve 42. The utility model discloses in, make the periphery of adjusting sleeve 42 form the external screw thread, make the pore wall of second through-hole form the internal thread, adjusting sleeve 42 and second through-hole formation threaded connection, so, can make adjusting sleeve 42 pull second line body 32 through rotatory adjusting sleeve 42, and then can adjust the rate of tension of 30 acting as go-between the body of rod 201 and flange plate 214. Preferably, a handle 43 is provided at the end of adjustment sleeve 42, so that adjustment sleeve 42 can be rotated by screwing handle 43.
In a preferred embodiment of the present invention, the vibration damper device further includes a second retaining sleeve 50; the second retaining sleeve 50 is closer to the rod body 201 than the first retaining sleeve 41, the first wire body 31 and the second wire body 32 both penetrate through the second retaining sleeve 50, the first wire body 31 and the second retaining sleeve 50 are fixedly connected, and the second wire body 32 and the second retaining sleeve 50 have a certain gap 51, so that the second wire body 32 can perform axial shuttling movement relative to the second retaining sleeve 50, and the pull wire 30 between the rod body 201 and the flange plate 214 is prevented from being dragged by the limiting adjusting sleeve 42.
The utility model provides a stockbridge damper's advantage lies in:
1. the string 30 is used to limit the damper mechanism 20, so that the deviation of the hammer body 10 due to slippage can be effectively prevented, and the hammer body 10 does not need to be recovered.
2. The half cover 211 which is buckled oppositely is used for clamping the overhead line, so that the installation is convenient, and the fixing effect is good; moreover, the U-shaped plate 11 is disposed between the connecting plates 212 on both sides of the half sleeve 211, so that the two connecting plates 212 have a limiting effect on the U-shaped plate 11, and further, the hammer body 10 can be effectively prevented from generating large axial movement.
3. The tension of the pull wire 30 can be effectively adjusted by the adjustment sleeve assembly 40, and when the tension of the pull wire 30 becomes loose, the tension can be pulled by screwing the adjustment sleeve 42 in the adjustment sleeve 42 assembly 40.
4. The aluminum armor tape 70 is wound outside the overhead line, so that the jacket 21 can be effectively prevented from damaging the skin of the overhead line.
The above embodiments are only exemplary embodiments of the present invention, and are not intended to limit the present invention, and the protection scope of the present invention is defined by the claims. Various modifications and equivalents of the invention can be made by those skilled in the art within the spirit and scope of the invention, and such modifications and equivalents should also be considered as falling within the scope of the invention.
Claims (10)
1. A vibration damper apparatus, comprising:
the anti-vibration hammer mechanism at least comprises a hammer body used for being hung on an overhead line;
a pull wire for connecting between a fixture and the anti-rattle hammer mechanism to limit movement of the hammer body in a direction away from the fixture.
2. The stockbridge damper apparatus of claim 1, wherein the stockbridge damper mechanism further comprises:
the clamping sleeve is used for being sleeved on the overhead line and is formed by buckling two half sleeves, and the two half sleeves are locked by a fastener penetrating through the two half sleeves to clamp the overhead line; wherein:
one end of the pull wire, which is positioned on the shockproof hammer mechanism, is connected to the jacket;
the hammer body is fixed on the jacket.
3. The device as claimed in claim 2, wherein the hammer body is connected to a lower end of one side plate of the U-shaped plate; the U-shaped plate is wrapped on the periphery of the jacket, and the U-shaped plate is clamped on the jacket by fasteners penetrating through the two side plates of the U-shaped plate.
4. A stockbridge damper apparatus as claimed in claim 3, wherein said two half housings have connecting plates radially projecting from the housing near both ends in the axial direction thereof, said U-shaped plate being defined between said connecting plates near both ends, respectively; wherein:
the fastener makes two half cover centre gripping the overhead line through wear to establish and lock two half relative connecting plate of cover.
5. Vibration damper apparatus according to claim 3 or 4, wherein the jacket is formed with a radially projecting flange plate at least at one end adjacent the fixing device, the pull wire being connected to the flange plate.
6. The device of claim 5, wherein the flange plate is formed with a through hole; wherein:
the end part of the pull wire penetrates through the through hole and extends out of a section of the through hole;
the stay wire extending out of one section of the through hole is folded in half and then fixed by the locking column body, and the locking column body is stopped on the flange plate.
7. The device of claim 1, wherein an end of the pull-wire distal to the shockproof hammer mechanism is doubled around the fixture to combine into a first wire and a second wire; the shockproof hammer device also comprises an adjusting sleeve component;
the adjustment sleeve assembly comprises:
the first holding sleeve is internally provided with a first through hole and a second through hole which are communicated and parallel, the first line body penetrates through the first through hole, the second line body penetrates through the second through hole, and the first line body penetrates through the first through hole and is fixedly connected with the first holding sleeve; the second wire body penetrates through the second through hole, and opposite stopping steps are arranged on two sides of a section of the second wire body which is penetrated through;
the adjusting sleeve is sleeved on the second wire body between the two stopping steps and can rotate; wherein:
an external thread is formed on the periphery of the adjusting sleeve, and the second through hole is a threaded hole matched with the external thread.
8. The device according to claim 7, wherein a handle for screwing is further formed at an end of the adjustment sleeve.
9. The shockproof hammer apparatus of claim 7, wherein the shockproof hammer apparatus further comprises a second retaining sleeve; the second retaining sleeve is closer to the fixing device than the first retaining sleeve, the first wire body and the second wire body penetrate through the second retaining sleeve, the first wire body and the second retaining sleeve are fixedly connected, and the second wire body can perform axial shuttling movement relative to the second retaining sleeve.
10. The device of claim 2, wherein the overhead wire is further wrapped with an aluminum tape at a position of the jacket, and the jacket clamps the overhead wire by clamping the aluminum tape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021048341.3U CN212304673U (en) | 2020-06-09 | 2020-06-09 | Shockproof hammer device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021048341.3U CN212304673U (en) | 2020-06-09 | 2020-06-09 | Shockproof hammer device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212304673U true CN212304673U (en) | 2021-01-05 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021048341.3U Active CN212304673U (en) | 2020-06-09 | 2020-06-09 | Shockproof hammer device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212304673U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111555227A (en) * | 2020-06-09 | 2020-08-18 | 国网冀北电力有限公司秦皇岛供电公司 | Shockproof hammer device |
-
2020
- 2020-06-09 CN CN202021048341.3U patent/CN212304673U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111555227A (en) * | 2020-06-09 | 2020-08-18 | 国网冀北电力有限公司秦皇岛供电公司 | Shockproof hammer device |
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