CN110768163A - Vibration pin pulling device - Google Patents
Vibration pin pulling device Download PDFInfo
- Publication number
- CN110768163A CN110768163A CN201911167267.9A CN201911167267A CN110768163A CN 110768163 A CN110768163 A CN 110768163A CN 201911167267 A CN201911167267 A CN 201911167267A CN 110768163 A CN110768163 A CN 110768163A
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- Prior art keywords
- spring
- energy storage
- hole
- pin
- spring button
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- 238000004146 energy storage Methods 0.000 claims abstract description 53
- 230000000149 penetrating effect Effects 0.000 claims abstract description 13
- 239000012212 insulator Substances 0.000 claims description 21
- 230000006835 compression Effects 0.000 claims description 20
- 238000007906 compression Methods 0.000 claims description 20
- 230000000903 blocking effect Effects 0.000 claims description 11
- 230000009471 action Effects 0.000 claims description 2
- 230000005540 biological transmission Effects 0.000 abstract description 5
- 238000005381 potential energy Methods 0.000 abstract description 5
- 238000000034 method Methods 0.000 abstract description 3
- 230000008569 process Effects 0.000 abstract description 3
- 238000010276 construction Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 7
- 229910000831 Steel Inorganic materials 0.000 description 6
- 239000010959 steel Substances 0.000 description 6
- 229910052573 porcelain Inorganic materials 0.000 description 3
- 238000001514 detection method Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
Images
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
- H02G1/00—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines
- H02G1/02—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for overhead lines or cables
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- General Electrical Machinery Utilizing Piezoelectricity, Electrostriction Or Magnetostriction (AREA)
Abstract
The invention relates to the field of power transmission line equipment, and discloses a vibration pin pulling device, which comprises: an energy storage element and a hook; the energy storage element includes: the movable piece and the fixed piece are connected through a spring button pair, and the spring button pair comprises a spring button a and a clamping groove; when the moving piece is pressed down, the clamping groove can be clamped by the spring button a; the moving piece is provided with a through hole a for penetrating the hook, and the fixing piece is provided with a through hole b for penetrating the R pin; the hook comprises a rod part and a connecting part, the rod part is arranged in the through hole a in a penetrating mode and is detachably connected with the moving part, and the connecting part extends into the fixing part and is used for being connected with the R pin; according to the invention, the spring is compressed in advance to store energy, after the hook is connected with the upper R part, the elastic potential energy stored in advance is released, the R pin is pulled out, the construction process is simple, the operation requirement is low, and the device is suitable for large-area popularization.
Description
Technical Field
The invention relates to the field of power transmission line equipment, in particular to a vibration pin pulling device.
Background
At present, the section of a wire adopted on an ultra (special) high-voltage transmission line is generally enlarged, so that the construction and operation tension of the wire is directly increased, and the tonnage of an insulator is increased, so that a large-tonnage porcelain insulator is generally adopted on the ultra (special) high-voltage transmission line; the porcelain insulator is mainly formed by combining a porcelain umbrella skirt, a steel cap and steel feet, and the connection reliability between insulator pieces is mainly guaranteed by an R pin arranged in the steel cap; when the insulator is connected with the insulator and the insulator is connected with the hardware fitting, the R pin in the bowl head is pulled out partially, the ball head of the steel foot part is arranged in the bowl head of the steel cap part, and then the R pin is pushed in; in the running process of the ultra (ultra) high-voltage transmission line, the insulator is required to be intact in appearance, zero value detection is required to be carried out every two years, namely the insulator is required to keep the insulation resistance of 500 megaohms, and otherwise, the insulator is required to be replaced in time. The insulator is often damaged due to external force damage or other reasons in the operation process, zero values of parts of the insulator can be found in regular detection, and the found unqualified insulator needs to be replaced in time; the R pin in the insulator bowl head needs to be pulled out for replacing the insulator.
The R pin needs to be pulled out with a large force, the R pin pulling device used at present utilizes a lever principle, the surface of the insulator steel cap is a cone, a lever fulcrum is easy to slip, one-time pin pulling needs to be carried out for multiple times, the R pin body and nearby insulators are prone to being damaged, and the narrow operation space is not good in operation.
Disclosure of Invention
The invention aims to provide a vibration pin pulling device, which stores energy by compressing a spring in advance, releases elastic potential energy stored in advance after a hook is connected with an upper R part, and pulls out an R pin.
The embodiment of the invention is realized by the following steps: the utility model provides a vibrations pulling pin device, cooperation R round pin in insulator uses, includes: an energy storage element and a hook.
The energy storage element includes: the movable part is connected with the fixed part through a spring button pair, and the spring button pair comprises a spring button a and a clamping groove matched with the spring button a; when the moving piece is pressed down, the clamping groove can be clamped by the spring button a.
The moving piece is provided with a through hole a for penetrating the hook along the compression direction of the energy storage spring a, and the fixing piece is provided with a through hole b for penetrating the R pin along the compression direction of the energy storage spring a.
The couple includes pole portion and connecting portion, and through-hole a is worn to locate in pole portion and the moving member can be dismantled and be connected, and connecting portion extend to the mounting inside and are used for connecting the R round pin.
Further, the fixing piece is located to the moving member overcoat, and the fixing piece includes cooperation portion and supporting part, and cooperation portion and the coaxial setting of supporting part and swing joint, cooperation portion can be followed energy storage spring a's compression direction slides, and the junction of cooperation portion and supporting part forms the loading end, and the supporting part bottom is inwards equipped with the ring and keeps off the platform, and the ring keeps off the platform and is equipped with the through-hole c that is used for passing the R round pin along spring compression direction, and the ring keeps off and is equipped with energy storage spring a between platform and the moving member, is equipped with energy storage spring b between loading end and the moving member.
The middle piece comprises a sleeve and a resisting part, a cavity penetrating through the sleeve is formed in the sleeve, the sleeve is fixedly connected with the resisting part, a hexagonal through hole d is formed in the resisting part along the axial direction of the sleeve, and the diameter of the excircle of the through hole d is smaller than that of the through hole a; the matching part is provided with a spring button b which extends inwards, the maximum stroke of the spring button b can be abutted against the resisting part, the edge of the resisting part is provided with a notch, the notch is matched with the spring button b, and the spring button b can pass through the notch; an energy storage spring c is arranged at the cavity of the sleeve and is abutted against the annular blocking table.
Further, the number of the spring buttons b is more than or equal to two and the spring buttons are evenly distributed in the circumferential direction.
Further, the cross section of the rod part is circular or polygonal.
Further, connecting portion include connector and two connecting rods, the middle part of connector and the tip fixed connection of pole portion, and the middle part of a connecting rod is articulated with the one end of connector, and the middle part of another connecting rod is articulated with the other end of connector, is equipped with compression spring between the tip that is close to pole portion in two connecting rods, and under compression spring's effect, another tip butt and this butt department of two connecting rods form a reentrant angle.
Further, the through hole a and the through hole b are coaxially arranged.
The invention has the beneficial effects that: the invention provides a vibration pin pulling device which comprises: the cooperation through moving member and mounting is stored energy with the compression of energy storage spring in advance, treats that the couple passes through connecting portion and connects the upper R round pin after, presses spring button, releases the elastic potential energy that the deposit is good, extracts the R key through energy storage spring, and the work progress is simple, and the operation requirement is low, is fit for the large tracts of land and promotes.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
Fig. 1 is an installation diagram of a vibration pin pulling apparatus according to a first embodiment of the present invention;
fig. 2 is a schematic structural diagram of a vibration pin pulling apparatus according to a first embodiment of the present invention;
fig. 3 is a schematic structural diagram of an energy storage device according to a first embodiment of the present invention;
fig. 4 is a schematic diagram illustrating an energy storage state of an energy storage device according to an embodiment of the present invention;
fig. 5 is a schematic structural diagram of a hook according to the first embodiment;
fig. 6 is a schematic structural view of an R pin according to the first embodiment;
fig. 7 is a schematic structural diagram of an energy storage device according to a second embodiment of the present invention;
fig. 8 is a top view of the stopping portion provided in the second embodiment;
FIG. 9 is a cross-sectional view of a shaft provided in accordance with a second embodiment;
fig. 10 is an installation diagram of the vibrating pin pulling apparatus according to the third embodiment;
in the figure: 100-insulator, 200-R pin, 300-energy storage element, 310-fixing piece, 311-matching part, 312-supporting part, 3121-bearing surface, 313-annular retaining table, 314-through hole c, 315-energy storage spring b, 316-through hole b, 320-moving piece, 330-energy storage spring a, 340-spring button a, 350-clamping groove, 360-through hole a, 400-hook, 410-rod part, 420-connecting part, 421-connecting head, 422-connecting rod, 423-concave angle, 430-nut, 500-middle piece, 510-sleeve, 520-retaining part, 521-through hole d, 522-spring button b, 523-energy storage spring c, 524-notch.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it should be noted that the terms "inside", "outside", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or orientations or positional relationships that the products of the present invention are conventionally placed in use, and are only used for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the devices or elements that are referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.
The terms "first," "second," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.
The first embodiment is as follows:
referring to fig. 1 to 3, the vibration pin pulling device is used in cooperation with an R pin 200 in an insulator 100, and includes an energy storage element 300 and a hook 400;
the energy storage element 300 includes: the fixing part 310 provided with the cavity and the moving part 320 sleeved outside the fixing part 310 are provided with a through hole a360 used for penetrating the hook 400 along the compression direction of the energy storage spring a330, the fixing part 310 is provided with a through hole b316 used for penetrating the R pin 200 along the compression direction of the energy storage spring a330, and particularly, the through hole a360 and the through hole b316 are coaxially arranged, so that the hook 400 is prevented from being in dislocation contact with the R pin 200.
Specifically, in the present embodiment, the fixing member 310 includes a fitting portion 311 and a supporting portion 312.
The supporting part 312 is provided with two spring buttons a340 which are symmetrically distributed, the spring buttons a340 are popped outwards, the moving member 320 is provided with a clamping groove 350 which is matched with the spring buttons a340 for use, the spring buttons a340 and the clamping groove 350 form a spring button pair, and when the moving member 320 is pressed down, the clamping groove 350 is clamped by the spring buttons a340, so that the moving member is connected with the fixing member; the spring button a340 is provided with a slope for contacting the moving member 320.
The hook 400 comprises a rod part 410 and a connecting part 420 arranged inside the energy storage element 300, wherein the rod part 410 is detachably connected with the moving part 320, and the connecting part 420 is connected with the R pin 200.
Specifically, the energy storage spring a330 is compressed by the moving member 320 and the fixed member 310, and the moving member 320 is fixed by the cooperation of the locking slot 350 and the spring button a340, as shown in fig. 4; at this time, the rod portion 410 of the hook 400 extends the connecting portion 420 into the energy storage element 300 through the through hole a360, so that the R pin 200 passes through the through hole c314, the connecting portion 420 is connected with the R pin 200 by adjusting the rod portion 410, after connection, the rod portion 410 is relatively arranged on the moving member 320 to limit a vertical upward degree of freedom thereof, in this embodiment, the upper half portion of the rod portion 410 is provided with external threads and is provided with the nut 430 in a matching manner, and after the connecting portion 420 is connected with the R pin 200, the nut 430 is screwed down to abut against the moving member 320; the spring button a340 is pressed, the moving part 320 is separated from the fixed part 310, the energy storage spring a330 restores to deform, and the moving part 320 drives the rod part 410 to move upwards, so that the connecting part 420 is driven to pull out the R pin 200; it should be noted that, on the premise of satisfying the effect of the present embodiment, in other embodiments, other measures may also be taken, such as: the shaft 410 and the moving member 320 are in interference fit by adding filler into the through hole a360 to achieve the purpose of limiting the degree of freedom.
Specifically, referring to fig. 5, in this embodiment, the lower half portion of the rod portion 410 is a round rod, the connection portion 420 includes a connection head 421 and two connection rods 422, the middle portion of the connection head 421 is fixedly connected to the end portion of the lower half portion of the rod portion 410, the middle portion of one connection rod 422 is hinged to one end of the connection head 421, the middle portion of the other connection rod 422 is hinged to the other end of the connection head 421, a compression spring is disposed between the end portions of the two connection rods 422 close to the rod portion 410, under the action of the compression spring, the other end portions of the two connection rods 422 abut against each other, a concave angle 423 is formed at the abutting position, and an included angle; when the connection part 420 is in contact with the R pin 200, the R pin 200 abuts against the reentrant angle 423 to rotate the two connection links 422 about the hinge, compressing the compression spring, opening the abutment of the two connection links 422, and connecting the R pin 200 with the connection part 420.
Example two:
the present embodiment is substantially identical to the present embodiment, referring to fig. 7, and the difference is that the present embodiment further includes an intermediate member 500 disposed inside the fixing member 310, the intermediate member 500 includes a sleeve 510 and a resisting portion 520, a cavity penetrating the sleeve 510 is disposed inside the sleeve 510 for placing an energy storage spring c523, the sleeve 510 is fixedly connected with the resisting portion 520, referring to fig. 8, the resisting portion 520 is provided with a hexagonal through hole d521 along an axial direction of the sleeve 510, and an outer diameter of the through hole d521 is smaller than that of the through hole a 360; referring to fig. 7, a spring button b522 protruding inward is disposed on the matching portion 311, the maximum stroke of the spring button b522 can abut against the resisting portion 520, a notch 524 is disposed along an edge of the resisting portion 520, the notch 524 is disposed in cooperation with the spring button b522, and the spring button b522 can pass through the notch 524; an energy storage spring c523 is arranged at the cavity of the sleeve 510, and the energy storage spring c523 is abutted with the annular baffle table 313; in this embodiment, referring to fig. 9, the cross section of the lower half portion of the rod portion 410 contacting with the middle member 500 is hexagonal and is matched with the through hole d521 of the resisting portion 520, where the rod portion 410 can drive the resisting portion 520 to rotate so as to drive the middle member 500 to rotate.
Specifically, in this embodiment, the energy storage spring c523 is compressed to store energy through the pressing of the stopping portion 520 and the annular stopping table 313, the stopping portion 520 and the spring button c are matched to make the energy storage spring c523 in a compressed state, and when the stored energy needs to be released, the rod portion 410 is only required to be rotated to make the spring button c rotate to the notch 524 of the stopping portion 520, so that the intermediate member 500 is separated from the fixing member 310, and the elastic potential energy of the energy storage spring c523 is released.
This embodiment increases the overall reserve energy, making it possible to solve the problem of R-pin 200 extraction requiring a greater force.
Example three:
the embodiment is substantially the same as the embodiment, referring to fig. 10, except that the moving member 320 is sleeved on the fixed member 310, and the fixed member 310 is a whole body without a cavity.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. The utility model provides a vibrations pulling pin device, the R round pin in the cooperation insulator uses, its characterized in that includes: an energy storage element and a hook;
the energy storage element includes: the movable part and the fixed part are connected through a spring button pair, and the spring button pair comprises a spring button a and a clamping groove matched with the spring button a; when the moving piece is pressed down, the clamping groove can be clamped by the spring button a;
the movable piece is provided with a through hole a for penetrating through the hook along the compression direction of the energy storage spring a, and the fixed piece is provided with a through hole b for penetrating through the R pin along the compression direction of the energy storage spring a;
the hook comprises a rod part and a connecting part, the rod part penetrates through the through hole a and is detachably connected with the moving part, and the connecting part extends to the inside of the fixing part and is used for connecting the R pin.
2. The vibrating pin pulling device according to claim 1, wherein the moving member is sleeved outside the fixed member, the fixed member includes a fitting portion and a supporting portion, the fitting portion and the supporting portion are coaxially disposed and movably connected, the fitting portion can slide along a compression direction of the energy storage spring a, a bearing surface is formed at a joint of the fitting portion and the supporting portion, a ring blocking table is inwardly disposed at the bottom of the supporting portion, a through hole c for passing through the R pin is disposed along the compression direction of the spring at the ring blocking table, the energy storage spring a is disposed between the ring blocking table and the moving member, and an energy storage spring b is disposed between the bearing surface and the moving member.
3. The vibrating pin puller according to claim 2, further comprising an intermediate member disposed inside the fixing member, wherein the intermediate member comprises a sleeve and a stopper, a cavity penetrating through the sleeve is formed inside the sleeve, the sleeve is fixedly connected with the stopper, a hexagonal through hole d is formed in the stopper along an axial direction of the sleeve, and an outer diameter of the through hole d is smaller than that of the through hole a; the matching part is provided with a spring button b which extends inwards, the maximum stroke of the spring button b can be abutted against the resisting part, a notch is arranged along the edge of the resisting part, the notch is matched with the spring button b, and the spring button b can pass through the notch; and an energy storage spring c is arranged at the cavity of the sleeve and is abutted to the annular blocking table.
4. The vibrating pin puller according to any one of claims 1 to 5, wherein the number of spring buttons b is equal to or greater than two and circumferentially evenly distributed.
5. The vibrating pin puller according to any one of claims 1 to 5, wherein the shank has a circular or polygonal cross-section.
6. The vibrating pin puller according to any one of claims 1 to 5, wherein the connecting part comprises a connector and two connecting rods, the middle part of the connector is fixedly connected with the end part of the rod part, the middle part of one connecting rod is hinged with one end of the connector, the middle part of the other connecting rod is hinged with the other end of the connector, a compression spring is arranged between the end parts of the two connecting rods close to the rod part, and under the action of the compression spring, the other end parts of the two connecting rods are abutted and the abutted part forms a concave angle.
7. The vibrating pin puller according to claim 1, wherein said through hole a and said through hole b are coaxially disposed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911167267.9A CN110768163A (en) | 2019-11-25 | 2019-11-25 | Vibration pin pulling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911167267.9A CN110768163A (en) | 2019-11-25 | 2019-11-25 | Vibration pin pulling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110768163A true CN110768163A (en) | 2020-02-07 |
Family
ID=69339304
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911167267.9A Pending CN110768163A (en) | 2019-11-25 | 2019-11-25 | Vibration pin pulling device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110768163A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114171264A (en) * | 2021-12-09 | 2022-03-11 | 中国南方电网有限责任公司超高压输电公司广州局 | Insulator R pin resetting device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000042940A (en) * | 1998-07-31 | 2000-02-15 | Hitachi Building Systems Co Ltd | Rubber buffer drawing device |
| CN102709842A (en) * | 2012-06-01 | 2012-10-03 | 石家庄供电公司 | Multifunctional pin taking-out device special for replacement of spring pin of insulator during hot-line work |
| CN204621962U (en) * | 2015-05-25 | 2015-09-09 | 中国长江电力股份有限公司 | A kind of pin pulling out device |
| CN205799371U (en) * | 2016-06-20 | 2016-12-14 | 甘肃酒钢集团宏兴钢铁股份有限公司 | A kind of bearing pin vibration drawbench |
| CN208880612U (en) * | 2018-09-28 | 2019-05-21 | 成都飞机工业（集团）有限责任公司 | A kind of pin removal for T-type pin |
| CN212366638U (en) * | 2019-11-25 | 2021-01-15 | 中国南方电网有限责任公司超高压输电公司昆明局 | Vibration pin pulling device |
-
2019
- 2019-11-25 CN CN201911167267.9A patent/CN110768163A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000042940A (en) * | 1998-07-31 | 2000-02-15 | Hitachi Building Systems Co Ltd | Rubber buffer drawing device |
| CN102709842A (en) * | 2012-06-01 | 2012-10-03 | 石家庄供电公司 | Multifunctional pin taking-out device special for replacement of spring pin of insulator during hot-line work |
| CN204621962U (en) * | 2015-05-25 | 2015-09-09 | 中国长江电力股份有限公司 | A kind of pin pulling out device |
| CN205799371U (en) * | 2016-06-20 | 2016-12-14 | 甘肃酒钢集团宏兴钢铁股份有限公司 | A kind of bearing pin vibration drawbench |
| CN208880612U (en) * | 2018-09-28 | 2019-05-21 | 成都飞机工业（集团）有限责任公司 | A kind of pin removal for T-type pin |
| CN212366638U (en) * | 2019-11-25 | 2021-01-15 | 中国南方电网有限责任公司超高压输电公司昆明局 | Vibration pin pulling device |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114171264A (en) * | 2021-12-09 | 2022-03-11 | 中国南方电网有限责任公司超高压输电公司广州局 | Insulator R pin resetting device |
| CN114171264B (en) * | 2021-12-09 | 2024-04-02 | 中国南方电网有限责任公司超高压输电公司广州局 | Insulator R pin resetting device |
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