CN215681563U

CN215681563U - Anti-running and anti-grinding device in power transmission line construction

Info

Publication number: CN215681563U
Application number: CN202122108669.0U
Authority: CN
Inventors: 陈帅
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-09-02
Filing date: 2021-09-02
Publication date: 2022-01-28
Anticipated expiration: 2031-09-02

Abstract

The utility model discloses an anti-running-wear device in power transmission line construction, and relates to the technical field of power transmission line construction equipment. The novel clamping box comprises a box body, box body cavity sets up, box body one side opening sets up, the through hole has been seted up to the box body opposite side, the equal fixedly connected with connecting plate in box body edge, the mounting hole has all been seted up on the connecting plate, the box body inboard is rotated and is connected with the sleeve, sleeve one end fixedly connected with spacing ring, sleeve other pot head is equipped with gland nut, threaded connection between gland nut and the sleeve, sleeve week side is equipped with a plurality of locating component, sliding connection has the joint dish on the sleeve, the joint dish is arranged in between spacing ring and the gland nut, a plurality of joint grooves have been seted up to joint dish week side, one of them joint inslot interpolation is equipped with the wedge, the wedge top is equipped with elastic component, elastic component arranges in the box body lateral wall. The utility model has the advantages of effectively preventing the reverse rotation of the spindle of the grinder and avoiding the problem of grinding running.

Description

Anti-running and anti-grinding device in power transmission line construction

Technical Field

The utility model relates to the technical field of power transmission line construction equipment, in particular to an anti-running and anti-abrasion device in power transmission line construction.

Background

Winching is one of the most common mechanical devices in power transmission line construction. The traction device is mainly used for traction operation and widely applied to various procedures of line construction, such as: erecting a tower, tightening a line, and erecting an opgw (Optical Fiber Composite Overhead Ground Wire) Optical cable. The grinding mill is in the field construction in-process, and the unexpected condition that appears is basically all to run the mill, and the meaning of running the mill is: when the winching machine is used for normal traction, the traction rope wound on the winching machine is rapidly withdrawn in the opposite direction due to certain uncontrollable reasons.

The above prior art solution has the following drawbacks: if the grinding phenomenon occurs, the winching device loses the effect, the traction rope can be quickly withdrawn to drive the spool to quickly move towards the winching direction, and if the field personnel can not hide in time, the field personnel can be injured and even die.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects in the prior art, the utility model aims to provide the running and grinding prevention device in the power transmission line construction, which has the advantages of effectively preventing the reverse rotation of the rotating shaft of the grinding winch and avoiding the running and grinding problems.

The above object of the present invention is achieved by the following technical solutions:

an anti-running and anti-abrasion device in the construction of a power transmission line comprises a box body, wherein the box body is hollow, one side of the box body is provided with an opening, the other side of the box body is provided with a through hole, the corners of the box body are fixedly connected with connecting plates, the connecting plates are all provided with mounting holes, the inner side of the box body is rotatably connected with a sleeve, one end of the sleeve is fixedly connected with a limiting ring, a compression nut is sleeved at the other end of the sleeve and is in threaded connection with the sleeve, a plurality of positioning components are arranged on the periphery of the sleeve, a clamping disc is connected on the sleeve in a sliding manner and is arranged between the limiting ring and the compression nut, a plurality of clamping grooves are arranged on the periphery of the clamping disc, one of them the joint inslot interpolation is equipped with the wedge, the wedge top is equipped with elastic component, elastic component arranges in the box body lateral wall.

By adopting the technical scheme, the through hole is convenient for inserting the rotating shaft of the grinding machine into the box body; the arranged connecting plate and the mounting hole are convenient for fixing the box body on the winching machine; the arranged sleeve is convenient to match with the positioning assembly, so that the clamping disc on the sleeve can synchronously rotate along with the rotating shaft of the grinder; the clamping groove and the wedge block are arranged, so that the inclined surface of the wedge block can be conveniently extruded by the clamping disc in the rotation process of the grinder, the wedge block compresses the elastic assembly, when the grinder rotating shaft rotates reversely due to uncontrollable factors, the clamping groove on the clamping disc is in contact with the straight surface of the wedge block, the wedge block prevents the clamping disc from rotating reversely, and the grinder rotating shaft cannot rotate reversely; the running and grinding phenomenon can be effectively prevented; the elastic component is convenient for the wedge-shaped block to be always attached to the clamping disc or the clamping groove.

The present invention in a preferred example may be further configured to: elastic component includes the guide arm, the recess has been seted up to the guide arm bottom, the wedge is arranged in the recess, the wedge pass through the recess with guide arm sliding connection, the wedge top with fixedly connected with spring between the recess inside wall, the guide arm top is inserted and is located in the box body inside wall and sliding connection between the two, the guide arm top is rotated and is connected with the threaded rod, the threaded rod top is run through box body one side fixedly connected with knob, the threaded rod with threaded connection between the box body, the threaded rod diameter is greater than the guide arm diameter.

By adopting the technical scheme, the bottom of the arranged guide rod is provided with the groove, so that the wedge block can be conveniently placed, the wedge block can be conveniently put into the groove after being extruded by the clamping disc, the spring can be conveniently placed, and the wedge block can be always attached to the clamping disc or the clamping groove by utilizing the spring, so that the one-way transmission function can be better realized; the arranged threaded rod is convenient for fixing the guide rod on the box body, so that dust or rainwater can be effectively prevented from entering the box body at the joint of the guide rod and the box body, and meanwhile, the guide rod and the wedge block can be conveniently taken out of the box body, and the wedge block can be conveniently overhauled and maintained; the knob that sets up is convenient for drive threaded rod and rotates.

The present invention in a preferred example may be further configured to: the positioning assembly comprises a positioning bolt, the positioning bolt is inserted into the sleeve, the positioning bolt is rotatably connected with the sleeve, a counter bore is formed in the sleeve, the positioning bolt is arranged in the counter bore, a positioning block is sleeved on the positioning bolt and in threaded connection with the positioning bolt, and one end of the positioning block penetrates through the sleeve and is in sliding connection with the sleeve.

By adopting the technical scheme, the arranged counter bore is convenient for mounting the positioning bolt, and meanwhile, the influence of the positioning bolt on mounting or dismounting of the clamping disc and the compression nut can be reduced; the locating piece that sets up is convenient for through rotating positioning bolt, makes positioning bolt can drive the locating piece and slides in the sleeve, conveniently makes the locating piece fix a position the hank mill pivot, makes and to rotate in step between hank mill pivot and the sleeve.

The present invention in a preferred example may be further configured to: one side of the opening of the box body is fixedly connected with a protective cover.

Through adopting above-mentioned technical scheme, the protection casing that sets up is convenient for protect the joint dish in the box body, is convenient for prevent rainwater or dust on the one hand and gets into in the box body, and on the other hand can protect the user can not contact the joint dish when the hank grinds machine rotates, protection user personal safety.

In summary, the utility model includes at least one of the following beneficial technical effects:

1. the arranged through hole is convenient for inserting the rotating shaft of the grinding machine into the box body; the arranged connecting plate and the mounting hole are convenient for fixing the box body on the winching machine; the arranged sleeve is convenient to match with the positioning assembly, so that the clamping disc on the sleeve can synchronously rotate along with the rotating shaft of the grinder; the clamping groove and the wedge block are arranged, so that the inclined surface of the wedge block can be conveniently extruded by the clamping disc in the rotation process of the grinder, the wedge block compresses the elastic assembly, when the grinder rotating shaft rotates reversely due to uncontrollable factors, the clamping groove on the clamping disc is in contact with the straight surface of the wedge block, the wedge block prevents the clamping disc from rotating reversely, and the grinder rotating shaft cannot rotate reversely; the running and grinding phenomenon can be effectively prevented; the arranged elastic component is convenient for the wedge-shaped block to be always attached to the clamping disc or the clamping groove;

2. the bottom of the arranged guide rod is provided with a groove, so that the wedge block can be conveniently placed, the wedge block can be conveniently put into the groove after being extruded by the clamping disc, the spring can be conveniently placed, and the wedge block can be always attached to the clamping disc or the clamping groove by the spring, so that the one-way transmission function can be better realized; the arranged threaded rod is convenient for fixing the guide rod on the box body, so that dust or rainwater can be effectively prevented from entering the box body at the joint of the guide rod and the box body, and meanwhile, the guide rod and the wedge block can be conveniently taken out of the box body, and the wedge block can be conveniently overhauled and maintained; the knob is arranged to drive the threaded rod to rotate conveniently;

3. the arranged counter bore is convenient for mounting the positioning bolt, and meanwhile, the influence of the positioning bolt on mounting or dismounting the clamping disc and the compression nut can be reduced; the locating piece that sets up is convenient for through rotating positioning bolt, makes positioning bolt can drive the locating piece and slides in the sleeve, conveniently makes the locating piece fix a position the hank mill pivot, makes and to rotate in step between hank mill pivot and the sleeve.

Drawings

FIG. 1 is a schematic view of the overall structure of the apparatus of the present invention;

FIG. 2 is a schematic view of the present invention with the protective cover removed;

FIG. 3 is a front view of FIG. 2;

FIG. 4 is a cross-sectional view taken at A-A of FIG. 3;

fig. 5 is a schematic view of the positioning assembly on the sleeve of the present invention.

Reference numerals: 1. a box body; 2. a connecting plate; 3. mounting holes; 4. a protective cover; 5. an elastic component; 51. a knob; 52. a threaded rod; 53. a guide bar; 54. a spring; 55. a groove; 6. a sleeve; 7. a clamping disc; 8. a clamping groove; 9. a compression nut; 10. a positioning assembly; 101. positioning the bolt; 102. positioning blocks; 103. a counter bore; 11. a through hole; 12. a limiting ring; 13. a wedge block.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

As shown in fig. 1 and 2, the device for preventing abrasion during power transmission line construction disclosed by the utility model comprises a box body 1, wherein the box body 1 is hollow, one side of the box body 1 is provided with an opening, the other side of the box body 1 is provided with a through hole 11, corners of the box body 1 are fixedly connected with a connecting plate 2, the connecting plate 2 is provided with a mounting hole 3, the inner side of the box body 1 is rotatably connected with a sleeve 6, one end of the sleeve 6 is fixedly connected with a limiting ring 12, the other end of the sleeve 6 is sleeved with a gland nut 9, the gland nut 9 is in threaded connection with the sleeve 6, the periphery of the sleeve 6 is provided with a plurality of positioning components 10, the sleeve 6 is slidably connected with a clamping disc 7, the sleeve 6 is provided with a limiting groove for enabling the clamping disc 7 to rotate along with the sleeve 6, the clamping disc 7 is arranged between the limiting ring 12 and the gland nut 9, the periphery of the clamping disc 7 is provided with a plurality of clamping grooves 8, as shown in fig. 3, a wedge-shaped block 13 is inserted into one of the clamping grooves 8, an elastic component 5 is arranged at the top end of the wedge-shaped block 13, and the elastic component 5 is arranged in the side wall of the box body 1.

As shown in fig. 3 and 4, the elastic assembly 5 includes a guide rod 53, a groove 55 is formed at the bottom end of the guide rod 53, the wedge-shaped block 13 is arranged in the groove 55, the wedge-shaped block 13 is connected with the guide rod 53 in a sliding manner through the groove 55, a spring 54 is fixedly connected between the top end of the wedge-shaped block 13 and the inner side wall of the groove 55, the top end of the guide rod 53 is inserted in the inner side wall of the box body 1 and is connected with the inner side wall of the box body 1 in a sliding manner, only relative sliding can occur between the guide rod 53 and the box body 1, the guide rod 53 cannot rotate, the top end of the guide rod 53 is rotatably connected with a threaded rod 52, the top end of the threaded rod 52 penetrates through a knob 51 fixedly connected to one side of the box body 1, the threaded rod 52 is connected with the box body 1 in a threaded manner, and the diameter of the threaded rod 52 is larger than that of the guide rod 53.

As shown in fig. 2 and 5, the positioning assembly 10 includes a positioning bolt 101, the positioning bolt 101 is inserted into the sleeve 6, the positioning bolt 101 is rotatably connected with the sleeve 6, a counter bore 103 is formed in the sleeve 6, the positioning bolt 101 is disposed in the counter bore 103, a positioning block 102 is sleeved on the positioning bolt 101, the cross section of the positioning block 102 is square, the positioning block 102 is in threaded connection with the positioning bolt 101, and one end of the positioning block 102 penetrates through the sleeve 6 and is in sliding connection with the sleeve.

As shown in fig. 1, a protective cover 4 is fixedly connected to one side of the opening of the box body 1.

The implementation principle of the embodiment is as follows: during installation, a rotating shaft of the winching machine is inserted into the through hole 11 of the box body 1, the box body 1 is fixed on the winching machine through the mounting hole 3 on the connecting plate 2 by using a bolt, the positioning bolt 101 in the counter bore 103 on the sleeve 6 is rotated by using a spanner, the positioning block 102 at one end of the positioning bolt 101 slides in the sleeve 6 under the driving of the positioning bolt 101, the rotating shaft of the winching machine is extruded, the position between the rotating shaft of the winching machine and the sleeve 6 is fixed, and the sleeve 6 can rotate along with the rotating shaft of the winching machine; the protective cover 4 and the box body 1 are connected together by using bolts; in the using process, the sleeve 6 is driven by the rotating shaft of the winching machine to rotate, so that the clamping disc 7 rotates, the clamping groove 8 in the clamping disc 7 can extrude the inclined surface of the wedge-shaped block 13 to enable the wedge-shaped block 13 to extrude the spring 54 in the groove 55 in the guide rod 53 and slide, when the winching machine rotates reversely due to uncontrollable factors, the clamping groove 8 in the clamping disc 7 is in contact with the straight surface of the wedge-shaped block 13, the wedge-shaped block 13 can prevent the clamping disc 7 from rotating reversely, and the winching machine is prevented from rotating reversely to cause danger; after a long time of use, the knob 51 can be rotated to make the threaded rod 52 move in the box body 1 in a spiral way until the threaded rod 52 and the guide rod 53 are taken out from the box body 1, and the wedge-shaped block 13 on the guide rod 53 and the spring 54 inside can be maintained and overhauled.

The embodiments of the present invention are preferred embodiments of the present invention, and the scope of the present invention is not limited by these embodiments, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered by the protection scope of the utility model.

Claims

1. The utility model provides a prevent running and wear device in transmission line construction, includes box body (1), box body (1) cavity sets up its characterized in that: the clamping device is characterized in that one side of the box body (1) is provided with an opening, the other side of the box body (1) is provided with a through hole (11), the corners of the box body (1) are fixedly connected with a connecting plate (2), the connecting plate (2) is provided with mounting holes (3), the inner side of the box body (1) is rotatably connected with a sleeve (6), one end of the sleeve (6) is fixedly connected with a limiting ring (12), the other end of the sleeve (6) is sleeved with a gland nut (9), the gland nut (9) is in threaded connection with the sleeve (6), a plurality of positioning components (10) are arranged on the periphery of the sleeve (6), a clamping disc (7) is slidably connected with the sleeve (6), the clamping disc (7) is arranged between the limiting ring (12) and the gland nut (9), and a plurality of clamping grooves (8) are formed in the periphery of the clamping disc (7), one of them joint groove (8) interpolation is equipped with wedge (13), wedge (13) top is equipped with elastic component (5), elastic component (5) are arranged in box body (1) lateral wall.

2. The device of claim 1 for preventing running and grinding in power transmission line construction, which is characterized in that: elastic component (5) include guide arm (53), guide arm (53) bottom is seted up fluted (55), wedge (13) are arranged in recess (55), wedge (13) pass through recess (55) with guide arm (53) sliding connection, wedge (13) top with fixedly connected with spring (54) between recess (55) inside wall, guide arm (53) top is inserted and is located in box body (1) inside wall and sliding connection between the two, guide arm (53) top is rotated and is connected with threaded rod (52), threaded rod (52) top is run through box body (1) one side fixedly connected with knob (51), threaded rod (52) with threaded connection between box body (1), threaded rod (52) diameter is greater than guide arm (53) diameter.

3. The device of claim 1 for preventing running and grinding in power transmission line construction, which is characterized in that: positioning element (10) include positioning bolt (101), positioning bolt (101) are inserted and are located in sleeve (6), positioning bolt (101) with rotate between sleeve (6) and be connected, counter bore (103) have been seted up on sleeve (6), positioning bolt (101) are arranged in counter bore (103), the cover is equipped with locating piece (102) on positioning bolt (101), locating piece (102) with positioning bolt (101) threaded connection, locating piece (102) one end is run through sliding connection between sleeve (6) and the two.

4. The device of claim 1 for preventing running and grinding in power transmission line construction, which is characterized in that: one side of the opening of the box body (1) is fixedly connected with a protective cover (4).