CN210779816U - Electrified repacking instrument of equalizer ring bolt with self-locking function - Google Patents

Electrified repacking instrument of equalizer ring bolt with self-locking function Download PDF

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Publication number
CN210779816U
CN210779816U CN201921988199.8U CN201921988199U CN210779816U CN 210779816 U CN210779816 U CN 210779816U CN 201921988199 U CN201921988199 U CN 201921988199U CN 210779816 U CN210779816 U CN 210779816U
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China
Prior art keywords
bolt
rod
shaft
sliding
self
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Active
Application number
CN201921988199.8U
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Chinese (zh)
Inventor
江泽
熊细涛
罗勇
李泽民
杨会涛
简雨路
尹志金
何志华
韦东泽
李晓东
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Qujing Bureau of Extra High Voltage Power Transmission Co
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Qujing Bureau of Extra High Voltage Power Transmission Co
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Priority to CN201921988199.8U priority Critical patent/CN210779816U/en
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Abstract

The utility model relates to the field of high-voltage line maintenance equipment, and discloses an electrified repair tool for an equalizing ring bolt with a self-locking function, which comprises a repair wrench, an insulating rod and a sliding assembly, wherein the repair wrench comprises a bolt chuck, a nut sleeve and a shaft lever; the rear end of the nut sleeve is fixed at the front end of the shaft rod; the bolt chuck is connected with a sliding assembly on the shaft rod, the sliding assembly comprises a sliding plate and a sliding support, a through hole for the shaft rod to pass through is formed in the sliding support, an external thread is arranged on the rod body of the shaft rod, and an internal thread is arranged in the through hole in the sliding support. The utility model discloses a be provided with the external screw thread on the axostylus axostyle, be provided with the internal thread in the through-hole on sliding support, at the in-process of operator's backward movement axostylus axostyle, the axostylus axostyle can be accurate and convenient automatic locking in sliding support's through-hole, keeps the interval between bolt chuck and the nut sleeve, need not operating personnel manual control always, labour saving and time saving, convenient operation.

Description

Electrified repacking instrument of equalizer ring bolt with self-locking function
Technical Field
The utility model relates to a high tension line maintenance of equipment field particularly, relates to an electrified benefit dress instrument of equalizer ring bolt with self-locking function.
Background
The grading ring is an annular hardware fitting for improving the voltage distribution of the insulator string. The grading ring is usually bent into a circular shape, an oval shape, a triangular shape or a wheel shape by a circular tube, but an anchor ear is required to be arranged on the grading ring, and the anchor ear is positioned on a central axis of the grading ring. The grading ring is fixedly connected with the insulator string through the hoop. However, the high-voltage transmission line inevitably suffers from other weather influences such as strong wind and the like, so that the bolts on the hoops are easy to loosen, the normal use of the high-voltage transmission line is further influenced, and even safety accidents are caused. The equalizing ring screw repairing tool mainly solves the problem that screws falling off from the equalizing ring are installed remotely under the condition of live working.
The prior art discloses the application numbers as follows: CN201721623868.2 is an electrified repair tool for a grading ring bolt, which is provided with a bolt chuck capable of accommodating the bolt and a nut sleeve capable of accommodating the nut, under the cooperation of a sliding assembly, an operator can remotely repair the bolt and the nut on the grading ring under the electrified condition by only holding an insulating rod; however, before the repair, the reset spring is in a natural release state, because the initial distance between the bolt chuck and the nut sleeve is small, the insulation rod needs to be held by hand to rotate and pull backwards, the distance between the bolt chuck and the nut sleeve is increased, so that the bolt is placed into the bolt chuck, the nut is placed into the nut sleeve, the reset spring is in a compression state in the process, and the reset spring is completely manually controlled by an operator, on one hand, the time and the labor are wasted, the operation is not facilitated, on the other hand, if the pulling distance is kept to be too short, the bolt and the nut cannot be smoothly placed at the designated position respectively, and the subsequent repair work is not facilitated.
SUMMERY OF THE UTILITY MODEL
A first object of the utility model is to provide an electrified benefit dress instrument of equalizer ring bolt with self-locking function, it can be before the benefit dress accurate and convenient with the automatic locking of axostylus axostyle, keep sufficient interval between bolt chuck and the nut sleeve, need not operating personnel manual control always, labour saving and time saving, convenient operation.
The embodiment of the utility model is realized like this:
an electrified repair tool with a self-locking function for an equalizing ring bolt comprises a repair wrench and an insulating rod, wherein the repair wrench is connected with the insulating rod through a connecting piece and comprises a bolt chuck, a nut sleeve and a shaft rod; the rear end of the nut sleeve is fixed at the front end of the shaft rod; the bolt chuck is connected with a sliding assembly on the shaft rod, the sliding assembly comprises a sliding plate and a sliding support, a through hole for the shaft rod to pass through is formed in the sliding support, the sliding plate is parallel to the shaft rod, the rear end of the sliding plate is fixed to the bottom of the sliding support, and the front end of the sliding plate is fixed to the bottom of the bolt chuck; the return spring is positioned between the rear end of the nut sleeve and the sliding support; the bolt chuck is arranged at the front end of the nut sleeve at intervals and is positioned on the same axis with the nut sleeve, and the bolt chuck can axially slide along the shaft rod through the sliding assembly; a rod body of the shaft rod is sleeved with a return spring, and the return spring is positioned between the rear end of the nut sleeve and the sliding assembly; the bolt chuck is provided with a hexagonal blind hole, the hexagonal blind hole can accommodate the head of a hexagonal bolt, and the bottom of the hexagonal blind hole is fixed with a first magnetic sheet; the central hole of the nut sleeve is a hexagonal hole, the hexagonal hole can accommodate a hexagonal nut and a gasket, the depth of the hexagonal hole is consistent with the length of a screw rod of a hexagonal bolt, a second magnetic sheet is fixed at the bottom of the hexagonal hole, an external thread is arranged on the rod body of the shaft rod, and an internal thread is arranged in a through hole in the sliding support.
Further, the external threads are disposed between 1/3-2/3 of the shaft length.
Further, the length of the external thread is not less than the length of the internal thread.
Furthermore, the number of the sliding supports is two, and the two sliding supports are sleeved on the rod body of the shaft rod at intervals.
Further, the rear end of the shaft rod is connected with the front end of the insulating rod through a threaded fastening sleeve.
Further, the insulating rod comprises three sections, and each section is connected through an axial connecting piece and is positioned through a radial positioning pin.
Furthermore, a rubber handle is arranged at the rear end of the insulating rod.
Furthermore, the insulating operation connecting rod is made of a thickened phenolic glass fiber pipe.
The utility model has the advantages that:
the utility model discloses a being provided with the external screw thread on the pole body of axostylus axostyle, being provided with the internal thread in the through-hole on sliding support, at the in-process that the operator moved the axostylus axostyle backward, the axostylus axostyle can be accurate and convenient automatic locking in sliding support's through-hole, keeps great interval between bolt chuck and the nut sleeve, need not operating personnel manual control always, labour saving and time saving, convenient operation.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required 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 a schematic structural diagram of a repair tool according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of an insulation rod according to an embodiment of the present invention;
icon: 1-bolt chuck, 2-first magnetic sheet, 3-hexagonal bolt, 4-gasket, 5-hexagonal nut, 6-second magnetic sheet, 7-nut sleeve, 8-shaft rod, 9-external thread, 10-reset spring, 11-sliding support, 12-internal thread, 13-sliding plate, 14-insulating rod and 15-threaded fastening sleeve.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying 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, as 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 accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to 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 "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the product of the present invention is used, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
The terms "parallel", "perpendicular", etc. do not require that the components be absolutely parallel or perpendicular, but may be slightly inclined. For example, "parallel" merely means that the directions are more parallel relative to "perpendicular," and does not mean that the structures are necessarily perfectly parallel, but may be slightly tilted.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Examples
Referring to fig. 1, the present embodiment provides an electrified repair tool for a grading ring bolt with a self-locking function, including a repair wrench and an insulating rod 14, where the repair wrench is connected to the insulating rod 14 through a connecting member, and the repair wrench includes a bolt chuck 1, a nut socket 7, and a shaft rod 8; the rear end of the nut sleeve 7 is fixed at the front end of the shaft rod 8; the bolt chuck 1 is connected with a sliding assembly on the shaft rod 8, the sliding assembly comprises a sliding plate 13 and a sliding support 11, a through hole for the shaft rod 8 to pass through is formed in the sliding support 11, the sliding plate 13 is parallel to the shaft rod 8, the rear end of the sliding plate 13 is fixed at the bottom of the sliding support 11 through a screw, and the front end of the sliding plate 13 is fixed at the bottom of the bolt chuck 1; the return spring 10 is positioned between the rear end of the nut sleeve 7 and the sliding bracket 11; the bolt chuck 1 is arranged at the front end of the nut sleeve 7 at intervals and is positioned on the same axis with the nut sleeve 7, and the bolt chuck 1 can axially slide along the shaft 8 through a sliding assembly; a rod body of the shaft rod 8 is sleeved with a return spring 10, and the return spring 10 is positioned between the rear end of the nut sleeve 7 and the sliding component; the bolt chuck 1 is provided with a hexagonal blind hole which can accommodate the head of a hexagonal bolt 3, and the bottom of the hexagonal blind hole is fixed with a first magnetic sheet 2; the central hole of the nut sleeve 7 is a hexagonal hole, the hexagonal hole can accommodate a hexagonal nut 5 and a gasket 4, the depth of the hexagonal hole is consistent with the length of a screw rod of the hexagonal bolt 3, a second magnetic sheet 6 is fixed at the bottom of the hexagonal hole, an external thread 9 is arranged on a rod body of the shaft lever 8, and an internal thread 12 is arranged in a through hole in the sliding support 11.
The working principle is as follows: when the self-locking bolt chuck works, an operator holds the insulating rod 14 to pull back, simultaneously rotates the insulating rod 14 clockwise to enable the shaft rod 8 to move backwards, and after the external thread 9 on the shaft rod 8 is contacted with the internal thread 12 in the through hole of the sliding support 11, the shaft rod 8 is tightly connected in the through hole of the sliding support 11, so that self-locking is realized, the operator is not required to keep the distance through manual control all the time, and the distance between the nut sleeve 7 and the bolt chuck 1 can reach 60mm at least; then an operator puts the hexagonal bolt 3 into the hexagonal blind hole of the bolt chuck 1, positions the hexagonal bolt 3 by means of the first magnetic sheet 2, and cannot incline; then placing the hexagonal nut 5 and the gasket 4 into the hexagonal hole of the nut sleeve 7, and positioning the nut and the gasket 4 by means of the second magnetic sheet 6 without inclination; thirdly, an operator holds the insulating rod 14 by hand, sends a repair wrench to a position to be repaired on the grading ring, aligns to a bolt hole on the grading ring and completely penetrates through the hexagonal bolt 3; in the process, an operator rotates the insulating rod 14 anticlockwise to enable the insulating rod 14 to move forwards, in the process of anticlockwise rotation, the external thread 9 on the shaft rod 8 and the internal thread 12 in the through hole of the sliding support 11 are loosened, under the action of the return spring 10, the distance between the bolt chuck 1 and the nut sleeve 7 is gradually reduced, and the hexagonal nut 5 is contacted with the hexagonal bolt 3 until the bolt is screwed; after the bolt is tightened, the insulation rod 14 is loosened, and the bolt chuck 1 and the nut sleeve 7 are restored to the initial spacing state under the action of the return spring 10.
In this embodiment, the external thread 9 is provided between 1/3-2/3 of the shaft length of the shaft 8. Like this when pulling the axostylus axostyle 8 backward, make external screw thread 9 fasten among the internal thread 12 of through-hole, through set up external screw thread 9 between 1/3-2/3 of the pole body length of axostylus axostyle 8, be convenient for control bolt chuck 1 and the interval between the nut sleeve 7, can not lead to the bolt to be difficult for placing bolt chuck 1 because of the interval undersize in, the nut is difficult for placing the problem in the nut sleeve 7, simultaneously can not be too big because of the interval, lead to operating personnel hard and reset spring 10 shrink too tightly, influence life's problem.
In the present embodiment, the length of the external thread 9 is not less than the length of the internal thread 12. The shaft lever 8 can be completely fixed on the internal thread 12 in the through hole of the sliding support 11 through the external thread 9 of the shaft lever, the fastening performance of the shaft lever is kept, and an operator can save time and labor and operate conveniently.
In order to ensure that the bolt chuck 1 always moves along the axial direction of the shaft 8 without deviation, in the embodiment, two sliding brackets 11 are provided, and the two sliding brackets 11 are sleeved on the shaft body of the shaft 8 at intervals.
In order to avoid the insulation rod 14 from being rotationally loosened from the shaft 8 during operation, in this embodiment, the rear end of the shaft 8 is connected to the front end of the insulation rod 14 by a screw fastening sleeve 15.
In this embodiment, the insulating rod 14 includes three segments, each segment is connected by an axial connecting member and is positioned by a radial positioning pin, and a rubber handle is disposed at the rear end of the insulating rod 14.
In this embodiment, the insulating rod 14 is made of a thickened phenolic fiberglass tube. The tool is insulated, light in weight and smooth to use.
To sum up, the utility model discloses a be provided with the external screw thread on the pole body of axostylus axostyle, be provided with the internal thread in the through-hole on sliding support, at the in-process of operator's backward movement axostylus axostyle, the axostylus axostyle can be accurate and convenient automatic locking in sliding support's through-hole, keeps great interval between bolt chuck and the nut sleeve, need not operating personnel manual control always, labour saving and time saving, convenient operation.
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. An electrified repair tool for an equalizing ring bolt with a self-locking function comprises a repair wrench and an insulating rod (14), wherein the repair wrench is connected with the insulating rod (14) through a connecting piece and comprises a bolt chuck (1), a nut sleeve (7) and a shaft rod (8); the rear end of the nut sleeve (7) is fixed at the front end of the shaft rod (8); the bolt chuck (1) is connected with a sliding assembly on the shaft lever (8), the sliding assembly comprises a sliding plate (13) and a sliding support (11), a through hole for the shaft lever (8) to pass through is formed in the sliding support (11), the sliding plate (13) is parallel to the shaft lever (8), the rear end of the sliding plate (13) is fixed at the bottom of the sliding support (11), and the front end of the sliding plate (13) is fixed at the bottom of the bolt chuck (1); the bolt chuck (1) is positioned at the front end of the nut sleeve (7) at intervals and is positioned on the same axis with the nut sleeve (7), and the bolt chuck (1) can axially slide along the shaft rod (8) through a sliding assembly; a return spring (10) is sleeved on the shaft body of the shaft rod (8), and the return spring (10) is positioned between the rear end of the nut sleeve (7) and the sliding support (11); a hexagonal blind hole is formed in the bolt chuck (1), the hexagonal blind hole can accommodate the head of a hexagonal bolt (3), and a first magnetic sheet (2) is fixed at the bottom of the hexagonal blind hole; the nut sleeve is characterized in that an external thread (9) is arranged on a rod body of the shaft lever (8), and an internal thread (12) is arranged in a through hole in the sliding support (11).
2. The tool for the electrified repair installation of the grading ring bolt with the self-locking function according to claim 1, wherein the external thread (9) is arranged between 1/3-2/3 of the length of the shaft body of the shaft rod (8).
3. The tool for the electrified repair installation of the grading ring bolt with the self-locking function according to claim 2, wherein the length of the external thread (9) is not less than the length of the internal thread (12).
4. The electrified repair installation tool with the self-locking function for the grading ring bolt is characterized in that the number of the sliding supports (11) is two, and the two sliding supports (11) are sleeved on the shaft body of the shaft rod (8) at intervals.
5. The electrified repair tool with the self-locking function for the grading ring bolt is characterized in that the rear end of the shaft rod (8) is connected with the front end of the insulating rod (14) through a threaded fastening sleeve (15).
6. The electrified repair tool with the self-locking function for the grading ring bolt according to claim 1, characterized in that the insulating rod (14) comprises three segments, and each segment is connected through an axial connecting piece and positioned through a radial positioning pin.
7. The electrified repair tool with the self-locking function for the grading ring bolt is characterized in that the insulating rod (14) is made of a phenolic glass fiber tube.
CN201921988199.8U 2019-11-18 2019-11-18 Electrified repacking instrument of equalizer ring bolt with self-locking function Active CN210779816U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201921988199.8U CN210779816U (en) 2019-11-18 2019-11-18 Electrified repacking instrument of equalizer ring bolt with self-locking function

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201921988199.8U CN210779816U (en) 2019-11-18 2019-11-18 Electrified repacking instrument of equalizer ring bolt with self-locking function

Publications (1)

Publication Number Publication Date
CN210779816U true CN210779816U (en) 2020-06-16

Family

ID=71049234

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201921988199.8U Active CN210779816U (en) 2019-11-18 2019-11-18 Electrified repacking instrument of equalizer ring bolt with self-locking function

Country Status (1)

Country Link
CN (1) CN210779816U (en)

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