CN210289333U

CN210289333U - Cross arm

Info

Publication number: CN210289333U
Application number: CN201920636974.7U
Authority: CN
Inventors: 马彦冰
Original assignee: Hebei Honglian Communication Equipment Co Ltd
Current assignee: Hebei Honglian Communication Equipment Co Ltd
Priority date: 2019-05-07
Filing date: 2019-05-07
Publication date: 2020-04-10
Anticipated expiration: 2029-05-07

Abstract

The utility model relates to the technical field of auxiliary devices of power transmission lines, in particular to a cross arm, which comprises a fixed plate, a telegraph pole, a plurality of groups of fixing screws, a left support plate and a right support plate, wherein the right end of the left support plate and the left end of the right support plate are respectively connected with the left end and the right end of the fixed plate; still include left connecting plate, right connecting plate, bolt, first nut, second nut, two sets of left even boards, two sets of right even boards, left fixed column, right fixed column, left dead lever, right dead lever, left pillar, right pillar, left baffle, right baffle, left threaded rod, right threaded rod, left limiting plate, right limiting plate, third nut, fourth nut, left mounting panel, right mounting panel, left staple and right staple, the utility model discloses a cross arm, the influence of reducible external wind-force to left extension board and right extension board improves the stability in use of left extension board and right extension board.

Description

Cross arm

Technical Field

The utility model relates to a transmission line auxiliary device's technical field especially relates to a cross arm.

Background

As is well known, a cross arm is a device which is mounted on the top of a utility pole, supports electric wires and a lightning conductor, and maintains them at a certain safe distance according to regulations, and is widely used in the field of power transmission lines; the existing cross arm comprises a fixed plate, a telegraph pole, a plurality of groups of fixing screws, a left support plate and a right support plate, wherein a first round hole is longitudinally formed in the central area of the fixed plate, the fixed plate is sleeved on the upper half area of the outer side wall of the telegraph pole, the plurality of groups of fixing screws respectively penetrate through the left half area and the right half area behind the fixed plate and are inserted into the telegraph pole in a screw manner, and the right end of the left support plate and the left end of the right support plate are respectively connected with; when the existing cross arm is used, a fixing plate is sleeved on the upper half area of the outer side wall of a telegraph pole through a first round hole, the fixing plate is fixed on the telegraph pole through a plurality of groups of fixing screws, and a wire is directly fixed on a left support plate and a right support plate; the existing cross arm is found in use, when external wind power is large, the left support plate and the right support plate are prone to deformation, and the use stability is poor.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a reducible external wind-force is to the influence of left extension board and right extension board, improves the cross arm of the stability in use of left extension board and right extension board.

The cross arm of the utility model comprises a fixed plate, a telegraph pole, a plurality of groups of fixing screws, a left support plate and a right support plate, wherein the right end of the left support plate and the left end of the right support plate are respectively connected with the left end and the right end of the fixed plate; the utility model also comprises a left connecting plate, a right connecting plate, a bolt, a first nut, a second nut, two groups of left connecting plates, two groups of right connecting plates, a left fixed column, a right fixed column, a left fixed rod, a right fixed rod, a left pillar, a right pillar, a left baffle, a right baffle, a left threaded rod, a right threaded rod, a left limit plate, a right limit plate, a third nut, a fourth nut, a left mounting plate, a right mounting plate, a left fixed nail and a right fixed nail, wherein the front of the fixing plate is provided with a notch, the fixing plate comprises a left arc-shaped plate and a right arc-shaped plate, the rear half area of the left side wall of the left arc-shaped plate is hinged with the rear half area of the left side wall of the right arc-shaped plate, the front ends of a plurality of groups of fixing screws respectively penetrate through the left arc-shaped plate and the right arc-shaped plate and are inserted into the telegraph pole in a screw manner, the, the front half areas of the left connecting plate and the right connecting plate are respectively provided with two groups of second round holes in the transverse direction, the right end of the bolt penetrates through the two groups of second round holes, a first nut and a second nut are respectively fixed on the left half area and the right half area of the bolt in a screw mode, the top ends of the two groups of left connecting plates are respectively connected with the left front side and the left rear side of the bottom surface of the left support plate, the top ends of the two groups of right connecting plates are respectively connected with the right front side and the right rear side of the bottom surface of the right support plate, the front and the rear directions of the left half area and the right half area of the left fixing column are respectively provided with a third round hole and a fourth round hole, the rear ends of the left fixing rod and the right fixing rod respectively penetrate through the third round hole and the fourth round hole, the front ends and the rear ends of the left fixing rod are respectively connected with the two groups of left connecting plates, the front ends and the, left side fixed column right-hand member and right side fixed column left end are provided with first opening and second opening respectively, and first opening and second opening communicate with each other with first storage chamber and second storage chamber respectively, left pillar left end and right pillar right-hand member insert respectively in left fixed column and the right fixed column, left pillar left end and right pillar right-hand member are connected with left baffle and right baffle respectively, and left fixed column and right fixed column vertically are provided with multiunit fifth round hole and multiunit sixth round hole respectively, a set of fifth round hole of central zone and a set of sixth round hole of central zone are passed respectively on left threaded rod top and right threaded rod top, left threaded rod bottom and right threaded rod bottom are connected with left limiting plate top surface right half region and right limiting plate top surface left half region respectively, third nut and fourth nut are fixed at left threaded rod upper half region and right threaded rod upper half region respectively, left pillar right end and right pillar left end respectively with left mounting plate left side lateral wall lower half region and right mounting panel right side mounting panel right side half region And the lower half area of the wall is connected, and the right end of the left fixing nail and the left end of the right fixing nail respectively penetrate through the left mounting plate and the right mounting plate and are inserted into the electric wire pole.

The utility model discloses a cross arm still connects rope and right side connection rope including a left side, a left side is connected rope one end and the other end and can be dismantled with left extension board top surface half regional and wire pole respectively and be connected, and right side connection rope one end and the other end can be dismantled with right extension board top surface half regional right side and wire pole respectively and be connected.

The utility model discloses a cross arm, left side baffle and right baffle size are greater than first opening and second opening respectively.

The utility model discloses a cross arm, left side arc inside wall and right side arc inside wall all with wire pole lateral wall first region in close contact with.

The utility model discloses a cross arm, left side staple and right staple material are iron.

The utility model discloses a cross arm, left side extension board, right extension board, left arc and right arc material are the stainless steel.

The utility model discloses a cross arm, first nut right side wall and second nut left side wall respectively with left connecting plate left side wall and right connecting plate right side wall in close contact with.

The utility model discloses a cross arm, third nut bottom and fourth nut bottom respectively with left fixed column top surface and right fixed column top surface in close contact with.

Compared with the prior art, the beneficial effects of the utility model are that: rotating the left arc-shaped plate and the right arc-shaped plate to enable the right side wall of the left arc-shaped plate and the left side wall of the right arc-shaped plate to be respectively in close contact with the left half area and the right half area of the outer side wall of the telegraph pole, enabling the right side wall of the left connecting plate and the left side wall of the right connecting plate to be in contact at the moment, enabling a bolt to penetrate through two groups of second round holes, enabling a first nut and a second nut to be fixedly screwed in the left half area and the right half area of the bolt respectively, fixedly clamping the left connecting plate and the right connecting plate through the first nut and the second nut, enabling the left arc-shaped plate and the right arc-shaped plate to be fixed on the telegraph pole through a plurality of groups of fixing screws, pushing the left mounting plate and the right mounting plate up and down to enable the left support column and the right support column to respectively move up and down in the left fixing column and the right fixing column, selecting positions on the left mounting plate and the right mounting plate which are, at the moment, the top end of the left threaded rod and the top end of the right threaded rod respectively penetrate through a group of fifth round holes and a group of sixth round holes at corresponding positions, so that the left threaded rod and the right threaded rod respectively contact with the left baffle and the right baffle, a third nut and a fourth nut are respectively screwed and fixed on the upper half area of the left threaded rod and the upper half area of the right threaded rod, the left threaded rod and the right threaded rod are respectively fixed on the left fixed column and the right fixed column by the third nut and the fourth nut, along with the prolonging of the service time, when the installation between the left arc-shaped plate and the telegraph pole is loosened, the left threaded rod and the right threaded rod respectively play a limiting role on the left baffle and the right baffle, the left strut and the right strut are respectively reduced from moving upwards on the left fixed column and the right fixed column, the service stability is improved, the left fixed column and the right fixed column respectively play a supporting role on the left support, the use stability of left extension board and right extension board is improved.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is an enlarged view of a portion A of FIG. 1;

FIG. 3 is a partial enlarged view of portion B of FIG. 1;

FIG. 4 is an enlarged view of a portion C of FIG. 1;

FIG. 5 is a schematic top view of the set screw, left and right connecting plates, bolt, first nut, second nut, left and right arc plates;

in the drawings, the reference numbers: 1. a utility pole; 2. a set screw; 3. a left support plate; 4. a right support plate; 5. a left connecting plate; 6. a right connecting plate; 7. a bolt; 8. a first nut; 9. a second nut; 10. a left connecting plate; 11. a right connecting plate; 12. a left fixed column; 13. a right fixed column; 14. a left fixed link; 15. a right fixing rod; 16. a left strut; 17. a right strut; 18. a left baffle; 19. a right baffle; 20. a left threaded rod; 21. a right threaded rod; 22. a left limit plate; 23. a right limit plate; 24. a third nut; 25. a fourth nut; 26. a left mounting plate; 27. a right mounting plate; 28. a left staple; 29. a right staple; 30. a left connecting rope; 31. a right connecting rope; 32. a left arc-shaped plate; 33. a right arc-shaped plate.

Detailed Description

The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

As shown in fig. 1 to 5, the cross arm of the present invention comprises a fixing plate, a wire pole 1, a plurality of sets of fixing screws 2, a left support plate 3 and a right support plate 4, wherein the right end of the left support plate 3 and the left end of the right support plate 4 are respectively connected with the left end and the right end of the fixing plate; the novel telegraph pole comprises a left connecting plate 5, a right connecting plate 6, a bolt 7, a first nut 8, a second nut 9, two groups of left connecting plates 10, two groups of right connecting plates 11, a left fixing column 12, a right fixing column 13, a left fixing rod 14, a right fixing rod 15, a left support column 16, a right support column 17, a left baffle 18, a right baffle 19, a left threaded rod 20, a right threaded rod 21, a left limiting plate 22, a right limiting plate 23, a third nut 24, a fourth nut 25, a left mounting plate 26, a right mounting plate 27, a left fixing nail 28 and a right fixing nail 29, wherein the front of the fixing plate is provided with a notch, the fixing plate comprises a left arc plate 32 and a right arc plate 33, the rear half area of the right side wall of the left arc plate 32 is hinged to the rear half area of the left side wall of the right arc plate 33, a plurality of groups of fixing screws 2 penetrate through the left arc plate 32 and the right arc plate 33 respectively and are inserted into the telegraph pole 1 in a screwed mode, and the front half area of the left side The front half area of the wall is connected, the front half areas of the left connecting plate 5 and the right connecting plate 6 are respectively provided with two groups of second round holes in the transverse direction, the right end of the bolt 7 passes through the two groups of second round holes, the first nut 8 and the second nut 9 are respectively fixed on the left half area and the right half area of the bolt 7 in a screw way, the top ends of the two groups of left connecting plates 10 are respectively connected with the left front side and the left rear side of the bottom surface of the left support plate 3, the top ends of the two groups of right connecting plates 11 are respectively connected with the right front side and the right rear side of the bottom surface of the right support plate 4, the front half area and the right half area of the left fixing post 12 are respectively provided with a third round hole and a fourth round hole in the front-to-back direction, the rear end of the left fixing post 14 and the rear end of the right fixing post 15 pass through the third round hole and the fourth round hole respectively, the front end and the rear end of the left fixing post 14 are respectively connected with the two groups of left, the right end of a left fixed column 12 and the left end of a right fixed column 13 are respectively provided with a first opening and a second opening which are respectively communicated with a first storage cavity and a second storage cavity, the left end of a left strut 16 and the right end of a right strut 17 are respectively inserted into the left fixed column 12 and the right fixed column 13, the left end of the left strut 16 and the right end of the right strut 17 are respectively connected with a left baffle plate 18 and a right baffle plate 19, the left fixed column 12 and the right fixed column 13 are respectively and longitudinally provided with a plurality of groups of fifth round holes and a plurality of groups of sixth round holes, the top end of a left threaded rod 20 and the top end of a right threaded rod 21 respectively penetrate through a group of fifth round holes in a central area and a group of sixth round holes in a central area, the bottom end of the left threaded rod 20 and the bottom end of the right threaded rod 21 are respectively connected with a right half area of the top surface of a left limit plate 22 and a left half area of the top surface, the right end of the left strut 16 and the left end of the right strut 17 are respectively connected with the lower half area of the left side wall of the left mounting plate 26 and the lower half area of the right side wall of the right mounting plate 27, and the right end of the left fixing nail 28 and the left end of the right fixing nail 29 respectively penetrate through the left mounting plate 26 and the right mounting plate 27 and are inserted into the electric wire pole 1; rotating the left arc-shaped plate and the right arc-shaped plate to enable the right side wall of the left arc-shaped plate and the left side wall of the right arc-shaped plate to be respectively in close contact with the left half area and the right half area of the outer side wall of the telegraph pole, enabling the right side wall of the left connecting plate and the left side wall of the right connecting plate to be in contact at the moment, enabling a bolt to penetrate through two groups of second round holes, enabling a first nut and a second nut to be fixedly screwed in the left half area and the right half area of the bolt respectively, fixedly clamping the left connecting plate and the right connecting plate through the first nut and the second nut, enabling the left arc-shaped plate and the right arc-shaped plate to be fixed on the telegraph pole through a plurality of groups of fixing screws, pushing the left mounting plate and the right mounting plate up and down to enable the left support column and the right support column to respectively move up and down in the left fixing column and the right fixing column, selecting positions on the left mounting plate and the right mounting plate which are, at the moment, the top end of the left threaded rod and the top end of the right threaded rod respectively penetrate through a group of fifth round holes and a group of sixth round holes at corresponding positions, so that the left threaded rod and the right threaded rod respectively contact with the left baffle and the right baffle, a third nut and a fourth nut are respectively screwed and fixed on the upper half area of the left threaded rod and the upper half area of the right threaded rod, the left threaded rod and the right threaded rod are respectively fixed on the left fixed column and the right fixed column by the third nut and the fourth nut, along with the prolonging of the service time, when the installation between the left arc-shaped plate and the telegraph pole is loosened, the left threaded rod and the right threaded rod respectively play a limiting role on the left baffle and the right baffle, the left strut and the right strut are respectively reduced from moving upwards on the left fixed column and the right fixed column, the service stability is improved, the left fixed column and the right fixed column respectively play a supporting role on the left support, the use stability of left extension board and right extension board is improved.

The cross arm of the utility model also comprises a left connecting rope 30 and a right connecting rope 31, one end and the other end of the left connecting rope 30 are respectively detachably connected with the left half area of the top surface of the left support plate 3 and the telegraph pole 1, and one end and the other end of the right connecting rope 31 are respectively detachably connected with the right half area of the top surface of the right support plate 4 and the telegraph pole 1; the left support plate and the right support plate are fixed on the telegraph pole from the upper side by the left connecting rope and the right connecting rope, and the use stability of the left support plate and the right support plate is improved.

In the cross arm of the utility model, the sizes of the left baffle 18 and the right baffle 19 are respectively larger than the first opening and the second opening; the size of left baffle and right baffle is greater than first opening and second opening size respectively for left baffle and right baffle are opened the card respectively and are inside left fixed column and right fixed column, reduce left pillar and right pillar respectively with left fixed column and right fixed column separation, improve stability in use.

The utility model discloses a cross arm, left side arc 32 inside wall and right side arc 33 inside wall all with 1 first regional in close contact with of wire pole lateral wall.

The cross arm of the utility model, the left fixing nail 28 and the right fixing nail 29 are made of iron.

The utility model discloses a cross arm, left extension board 3, right extension board 4, left arc 32 and right arc 33 material are the stainless steel.

The utility model discloses a cross arm, 8 right side walls of first nut and 9 left side walls of second nut respectively with 5 left side walls of left connecting plate and 6 right side walls in close contact with of right connecting plate.

The utility model discloses a cross arm, third nut 24 bottom and fourth nut 25 bottom respectively with 12 top surfaces of left fixed column and 13 top surfaces in close contact with of right fixed column.

The cross arm of the utility model rotates the left arc-shaped plate and the right arc-shaped plate when in work, so that the right side wall of the left arc-shaped plate and the left side wall of the right arc-shaped plate are respectively in close contact with the left half area and the right half area of the outer side wall of the telegraph pole, at the moment, the right side wall of the left connecting plate and the left side wall of the right connecting plate are in contact, bolts are passed through two groups of second round holes, a first nut and a second nut are respectively fixed on the left half area and the right half area of the bolts in a bolt drop-in manner, the left connecting plate and the right connecting plate are fixedly clamped through the first nut and the second nut, the left arc-shaped plate and the right arc-shaped plate are fixed on the telegraph pole through a plurality of groups of fixing screws, the left mounting plate and the right mounting plate are pushed up and down, so that the left pillar and the right pillar respectively move up and, the left fixing nail and the right fixing nail respectively penetrate through the upper half area of the left mounting plate and the upper half area of the right mounting plate and are nailed into the telegraph pole, at the moment, the top end of the left threaded rod and the top end of the right threaded rod respectively penetrate through a group of fifth round holes and a group of sixth round holes at corresponding positions, so that the left threaded rod and the right threaded rod respectively contact with the left baffle plate and the right baffle plate, a third nut and a fourth nut are respectively fixed on the upper half area of the left threaded rod and the upper half area of the right threaded rod in a screwing mode, the left threaded rod and the right threaded rod are respectively fixed on the left fixing column and the right fixing column through the third nut and the fourth nut, along with the prolonging of service time, when the installation between the left arc-shaped plate and the telegraph pole is loosened, the left threaded rod and the right threaded rod respectively play a limiting role on the left baffle plate and the right, the use stability is improved, the left fixing column and the right fixing column respectively play a supporting role on the left supporting plate and the right supporting plate, the influence of external wind on the left supporting plate and the right supporting plate is reduced, and the use stability of the left supporting plate and the right supporting plate is improved; the left support plate and the right support plate are fixed on the telegraph pole from the upper side by the left connecting rope and the right connecting rope respectively, so that the use stability of the left support plate and the right support plate is improved; the size of left baffle and right baffle is greater than first opening and second opening size respectively for left baffle and right baffle are opened the card respectively and are inside left fixed column and right fixed column, reduce left pillar and right pillar respectively with left fixed column and right fixed column separation, improve stability in use.

The above is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.

Claims

1. A cross arm comprises a fixed plate, a telegraph pole (1), a plurality of groups of fixing screws (2), a left support plate (3) and a right support plate (4), wherein the right end of the left support plate (3) and the left end of the right support plate (4) are respectively connected with the left end and the right end of the fixed plate; it is characterized by also comprising a left connecting plate (5), a right connecting plate (6), a bolt (7), a first nut (8), a second nut (9), two groups of left connecting plates (10), two groups of right connecting plates (11), a left fixing column (12), a right fixing column (13), a left fixing rod (14), a right fixing rod (15), a left strut (16), a right strut (17), a left baffle (18), a right baffle (19), a left threaded rod (20), a right threaded rod (21), a left limiting plate (22), a right limiting plate (23), a third nut (24), a fourth nut (25), a left mounting plate (26), a right mounting plate (27), a left fixing nail (28) and a right fixing nail (29), wherein the front of the fixing plate is provided with a notch, the fixing plate comprises a left arc-shaped plate (32) and a right arc-shaped plate (33), the right side wall area of the left arc-shaped plate (32) is better than the rear half area of the left side wall of the, the front ends of a plurality of groups of fixing screws (2) respectively penetrate through a left arc-shaped plate (32) and a right arc-shaped plate (33) and are inserted into the telegraph pole (1) in a screw mode, the rear half area of the left side wall of a left connecting plate (5) and the rear half area of the right side wall of a right connecting plate (6) are respectively connected with the front half area of the right side wall of the left arc-shaped plate (32) and the front half area of the left side wall of the right arc-shaped plate (33), the front half areas of the left connecting plate (5) and the right connecting plate (6) are respectively and transversely provided with two groups of second round holes, the right end of a bolt (7) penetrates through the two groups of second round holes, a first nut (8) and a second nut (9) are respectively and fixedly screwed on the left half area and the right half area of the bolt (7), the top ends of the two groups of left connecting plates (10) are respectively connected with the left front side and the left rear side of the bottom surface of a, a third round hole and a fourth round hole are respectively arranged in the front-back direction of the left half area of the left fixing column (12) and the right half area of the right fixing column (13), the rear end of the left fixing rod (14) and the rear end of the right fixing rod (15) respectively penetrate through the third round hole and the fourth round hole, the front end and the rear end of the left fixing rod (14) are respectively connected with two groups of left connecting plates (10), the front end and the rear end of the right fixing rod (15) are respectively connected with two groups of right connecting plates (11), a first storage cavity and a second storage cavity are respectively arranged inside the left fixing column (12) and inside the right fixing column (13), a first opening and a second opening are respectively arranged at the right end of the left fixing column (12) and the left end of the right fixing column (13), the first opening and the second opening are respectively communicated with the first storage cavity and the second storage cavity, the left end of the left strut (16) and the right end of the right strut (17) are respectively inserted into the left fixing, the left end of a left strut (16) and the right end of a right strut (17) are respectively connected with a left baffle (18) and a right baffle (19), a plurality of groups of fifth round holes and a plurality of groups of sixth round holes are longitudinally respectively arranged on a left fixed column (12) and a right fixed column (13), the top end of a left threaded rod (20) and the top end of a right threaded rod (21) respectively penetrate through a group of fifth round holes in a central area and a group of sixth round holes in a central area, the bottom end of the left threaded rod (20) and the bottom end of the right threaded rod (21) are respectively connected with the right half area of the top surface of a left limiting plate (22) and the left half area of the top surface of a right limiting plate (23), a third nut (24) and a fourth nut (25) are respectively screwed and fixed on the upper half area of the left threaded rod (20) and the upper half area of the right threaded rod (21), the right end of the left strut (16) and the left end of the right strut (17) are respectively, the right end of the left fixing nail (28) and the left end of the right fixing nail (29) respectively penetrate through the left mounting plate (26) and the right mounting plate (27) and are inserted into the electric wire pole (1).

2. The cross arm of claim 1, further comprising a left connecting rope (30) and a right connecting rope (31), wherein one end and the other end of the left connecting rope (30) are detachably connected with the left half area of the top surface of the left support plate (3) and the telegraph pole (1) respectively, and one end and the other end of the right connecting rope (31) are detachably connected with the right half area of the top surface of the right support plate (4) and the telegraph pole (1) respectively.

3. A cross arm according to claim 2, wherein the left and right baffles (18, 19) are larger in size than the first and second openings, respectively.

4. A cross arm according to claim 3, wherein the inner side walls of the left arc-shaped plate (32) and the right arc-shaped plate (33) are in close contact with the upper half area of the outer side wall of the utility pole (1).

5. A crossarm according to claim 4, characterised in that the left fixing peg (28) and the right fixing peg (29) are both made of iron.

6. A cross arm according to claim 5, wherein the left support plate (3), the right support plate (4), the left arc-shaped plate (32) and the right arc-shaped plate (33) are all made of stainless steel.

7. A cross arm according to claim 6, wherein the right side wall of the first nut (8) and the left side wall of the second nut (9) are in close contact with the left side wall of the left connecting plate (5) and the right side wall of the right connecting plate (6), respectively.

8. A cross arm as claimed in claim 7, wherein the bottom ends of the third and fourth nuts (24, 25) are in close contact with the top surfaces of the left and right fixed posts (12, 13), respectively.