CN214659240U

CN214659240U - Cross arm with high stability

Info

Publication number: CN214659240U
Application number: CN202023040264.XU
Authority: CN
Inventors: 王源; 吕清辉
Original assignee: Chongqing Xingfan Electric Machinery Co ltd
Current assignee: Chongqing Xingfan Electric Machinery Co ltd
Priority date: 2020-12-17
Filing date: 2020-12-17
Publication date: 2021-11-09
Anticipated expiration: 2030-12-17

Abstract

The utility model discloses a cross arm that stability is high, including cross arm A and cross arm B, the fixed orifices has all been seted up to cross arm A's preceding terminal surface both sides edge, the inside of fixed orifices is provided with adjusting bolt A, cross arm A's bottom central point puts and installs bearing block A, cross arm B's preceding terminal surface both sides edge all is provided with the bearing, the internally mounted of bearing has spacing post, cross arm B's top central point puts and installs bearing block B, bearing block B and bearing block A install reinforcing mechanism between two liang, reinforcing mechanism includes chuck, lower chuck, articulated slab, chuck pivot, fixed block, mounting hole, adjusting bolt B and rubber pad. The utility model discloses effectual stability when having solved the cross arm installation, the holding power is not enough and leads to the condition that drops or warp when having avoided cross arm erection equipment, and the high cross arm simple structure of stability is convenient for install simultaneously, and the practicality is strong.

Description

Cross arm with high stability

Technical Field

The utility model relates to a cross arm device technical field specifically is a cross arm that stability is high.

Background

The function of the cross arm is as follows: the top of the telegraph pole is transversely fixed with angle iron, and a porcelain bottle is arranged on the angle iron and used for supporting the overhead wire. The cross arm is an important component in a tower, is used for installing insulators and hardware fittings to support a conducting wire and a lightning conductor and keep a certain safety distance according to regulations, and needs to be fixed when being installed, so that the cross arm is fixedly installed through a corresponding stabilizing device.

The existing cross arm with high stability has the defects that:

1. the existing cross arm with high stability is easy to fall off when being installed on a telegraph pole, if the reinforcement is unstable, and meanwhile, the equipment is too heavy to cause the falling off of the cross arm;

2. when the existing cross arm with high stability is used for a long time, because equipment needs to be installed on two sides of the upper surface of the cross arm, the supporting force on the two sides of the cross arm is insufficient, and the cross arm is broken or deformed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a cross arm that stability is high to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a cross arm with high stability comprises a cross arm A and a cross arm B, wherein fixing holes are formed in the two side edges of the front end face of the cross arm A, an adjusting bolt A is arranged in each fixing hole, a bearing block A is arranged at the center of the bottom of the cross arm A, bearings are arranged at the two side edges of the front end face of the cross arm B, a limiting column is arranged in each bearing, a bearing block B is arranged at the center of the top of the cross arm B, a reinforcing mechanism is arranged between the bearing block B and the bearing block A in a pairwise manner and comprises an upper chuck, a lower chuck, a hinged plate, a chuck shaft pin, a fixing block, an installation hole, an adjusting bolt B and a rubber pad, a connecting rod A is arranged at the two side edges of the bottom of the cross arm A, a threaded hole A is formed in the bottom of the connecting rod A, and a connecting rod B is arranged at the two side edges of the top of the cross arm B, the top of the connecting rod B is provided with a threaded hole B, and a rotating shaft is arranged between every two connecting rods A and B.

Preferably, go up the chuck and install in the bottom of bearing block A, lower chuck is installed at the top of bearing block B, goes up the chuck and all installs the fixed block with one side outer wall of lower chuck, and the mounting hole has been seted up on the surface of fixed block, and the mounting hole on the fixed block is connected through adjusting bolt B between two liang.

Preferably, the hinge plates are mounted on the other sides of the upper chuck and the lower chuck and are connected through a chuck shaft pin.

Preferably, the inner walls of the upper chuck and the lower chuck are provided with rubber pads, and the rubber pads are distributed in an annular array.

Preferably, the top of the connecting rod A is provided with an installation block A, the surface of the installation block A is provided with a through hole A, and the through hole A on the installation block A is connected with the fixing hole on the cross arm A through an adjusting bolt A.

Preferably, an installation block B is installed at the bottom of the connecting rod B, a through hole B is formed in the surface of the installation block B, the through hole B in the installation block B is connected with a bearing on the cross arm B through a limiting column, and limiting blocks are installed at the top and the bottom of the limiting column.

Preferably, be provided with left spiral line on the one side outer wall of pivot, and the external screw thread on the left spiral line is connected with the internal thread meshing on the screw hole A, is provided with right spiral line on the opposite side outer wall of pivot, and the external screw thread on the right spiral line is connected with the internal thread meshing on the screw hole B, and the central point of pivot puts and installs rotatory piece.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a setting of cross arm A and cross arm B, when the cross arm is installed, through setting up the fixed orifices at cross arm A both ends to set up the bearing at cross arm B both ends, make stabilising arrangement install on cross arm A and cross arm B, can carry out the effect of connecting to the two, through set up bearing block A on cross arm A, and set up bearing block B on cross arm B, the messenger carries out the bearing to reinforcing apparatus, press from both sides tightly fixed simultaneously, prevent to install and set up the device between cross arm A and cross arm B and appear the bearing not enough and lead to the condition that drops.

2. By the arrangement of the reinforcing mechanism, when the cross arm A and the cross arm B need to be installed and reinforced, the reinforcing mechanism is arranged between the bearing block A and the bearing block B and comprises an upper chuck, a lower chuck, a hinged plate, a chuck shaft pin, a fixed block, a mounting hole, an adjusting bolt B and a rubber pad, so that the range of equipment to be mounted is pulled out between the upper chuck and the lower chuck, after clamping, the upper chuck is combined with the fixed block on the outer wall of one side of the lower chuck, and the mounting holes are arranged in the fixed block, can be fastened through an adjusting bolt B, can be arranged on equipment for the cross arm A and the cross arm B, and can be fixed on the equipment by arranging rubber pads on the inner walls of the upper chuck and the lower chuck, and be annular array distribution with the rubber pad setting, to equipment friction degree when increasing chuck and lower chuck installation, prevent that the condition that drops from appearing in cross arm A and cross arm B later stage.

3. The utility model is provided with a connecting rod A, a connecting rod B and a rotating shaft, after the cross arm A and the cross arm B are installed and fixed, the connecting rod A is fixed on the cross arm A by an adjusting bolt A, the connecting rod B is fixed on the cross arm B by a limit column, a rotating shaft is arranged between the connecting rod A and the connecting rod B, a left spiral thread on the outer wall at one side of the rotating shaft is in threaded engagement with a threaded hole A in the connecting rod A, a right spiral thread on the outer wall at the other side of the rotating shaft is in threaded engagement with a threaded hole B in the connecting rod B, and a rotating block is arranged at the center position of the outer wall of the rotating shaft, so that the rotating block in forward rotation or reverse rotation drives the connecting rod A and the connecting rod B to move leftwards or rightwards, the two sides of the cross arm A and the cross arm B can be fastened, and the situation that the two ends of the cross arm are deformed due to insufficient support is prevented, the cross arm mounting stability is effectively solved, and meanwhile, the cross arm stabilizing device is simple in structure, convenient to mount and high in practicability.

Drawings

Fig. 1 is a schematic top view of the cross-sectional structure of the present invention;

fig. 2 is a schematic top view of the present invention;

FIG. 3 is a schematic diagram of a left side view cross-sectional structure of the present invention;

FIG. 4 is a schematic structural view of the reinforcing mechanism of the present invention;

fig. 5 is a schematic view of the connection structure of the connection rod a, the connection rod B and the rotation shaft of the present invention.

In the figure: 1. a cross arm A; 101. a fixing hole; 102. a bearing block A; 103. adjusting the bolt A; 2. a cross arm B; 201. a bearing; 202. a limiting column; 203. a limiting block; 204. a bearing block B; 3. a reinforcement mechanism; 301. an upper chuck; 302. a lower chuck; 303. a hinge plate; 304. a chuck pin; 305. a fixed block; 306. mounting holes; 307. adjusting the bolt B; 308. a rubber pad; 4. a connecting rod A; 401. mounting a block A; 402. a through hole A; 403. a threaded hole A; 5. a connecting rod B; 501. a mounting block B; 502. a through hole B; 503. a threaded hole B; 6. a rotating shaft; 601. left helical burr; 602. right helical line; 603. the block is rotated.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made 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. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; 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.

Referring to fig. 1-5, the present invention provides an embodiment: a cross arm with high stability comprises a cross arm A1 and a cross arm B2, wherein fixing holes 101 are formed in edges of two sides of the front end face of the cross arm A1, adjusting bolts A103 are arranged in the fixing holes 101, a bearing block A102 is arranged at the center of the bottom of the cross arm A1, bearings 201 are arranged at edges of two sides of the front end face of the cross arm B2, limiting columns 202 are arranged in the bearings 201, a bearing block B204 is arranged at the center of the top of the cross arm B2, and through arrangement of the cross arm A1 and the cross arm B2, when the cross arm is installed, the stabilizing device is installed on the cross arm A1 and the cross arm B2 by arranging the fixing holes 101 at the two ends of the cross arm A1 and arranging the bearings 201 at the two ends of the cross arm B2, the function of connecting the two is that the bearing block A102 is arranged on the cross arm A1, and the bearing block B204 is arranged on the cross arm B2, so that the reinforcing device is subjected to bearing, and meanwhile, clamping and fixing are carried out, and the situation that the device arranged between the cross arm A1 and the cross arm B2 is insufficient in bearing and falls off is prevented.

Specifically, a reinforcing mechanism 3 is installed between each two of the bearing block B204 and the bearing block a102, the reinforcing mechanism 3 includes an upper chuck 301, a lower chuck 302, a hinge plate 303, a chuck shaft pin 304, a fixing block 305, an installation hole 306, an adjusting bolt B307 and a rubber pad 308, the upper chuck 301 is installed at the bottom of the bearing block a102, the lower chuck 302 is installed at the top of the bearing block B204, the fixing block 305 is installed on the outer wall of one side of each of the upper chuck 301 and the lower chuck 302, the surface of the fixing block 305 is provided with the installation hole 306, the installation holes 306 on the fixing block 305 are connected with each other through the adjusting bolt B307, the hinge plate 303 is installed on the other side of each of the upper chuck 301 and the lower chuck 302, the hinge plates 303 are connected with each other through the chuck shaft pin 304, the rubber pads 308 are arranged on the inner walls of the upper chuck 301 and the lower chuck 302, the rubber pads 308 are distributed in an annular array, through the setting of the reinforcing mechanism 3, when the cross arm A1 and the cross arm B2 need to be installed and reinforced, the reinforcing mechanism 3 is arranged between the bearing block A102 and the bearing block B204, the reinforcing mechanism 3 comprises an upper chuck 301, a lower chuck 302, a hinge plate 303, a chuck shaft pin 304, a fixing block 305, a mounting hole 306, an adjusting bolt B307 and a rubber pad 308, the range of equipment to be mounted is pulled out between the upper chuck 301 and the lower chuck 302, after clamping, the upper chuck 301 and the fixing block 305 on the outer wall of one side of the lower chuck 302 are combined, the mounting hole 306 is formed in the fixing block 305, fastening can be carried out through the adjusting bolt B307, the cross arm A1 and the cross arm B2 can be mounted on the equipment, the rubber pads 308 are arranged on the inner walls of the upper chuck 301 and the lower chuck 302, the rubber pads 308 are distributed in an annular array, the friction degree of the equipment during mounting of the upper chuck 301 and the lower chuck 302 is increased, and the condition that the cross arm A1 and the cross arm B2 fall off at the later stage is prevented.

Specifically, the edges of two sides of the bottom of a cross arm A1 are respectively provided with a connecting rod A4, the bottom of a connecting rod A4 is provided with a threaded hole A403, the top of the connecting rod A4 is provided with an installation block A401, the surface of the installation block A401 is provided with a through hole A402, the through hole A402 on the installation block A401 is connected with a fixed hole 101 on the cross arm A1 through an adjusting bolt A103, the edges of two sides of the top of a cross arm B2 are respectively provided with a connecting rod B5, the top of the connecting rod B5 is provided with a threaded hole B503, the bottom of the connecting rod B5 is provided with an installation block B501, the surface of the installation block B501 is provided with a through hole B502, the through hole B502 on the installation block B501 is connected with a bearing 201 on a cross arm B2 through a limiting column 202, the top and the bottom of the limiting column 202 are respectively provided with a limiting block 203, a rotating shaft 6 is arranged between the connecting rod A4 and the connecting rod B5, one side outer wall of the rotating shaft 6 is provided with a left spiral thread 601, and an external thread on the left spiral thread is meshed with an internal thread on the threaded hole A403, a right spiral thread 602 is arranged on the outer wall of the other side of the rotating shaft 6, an external thread on the right spiral thread 602 is in threaded engagement with an internal thread on a threaded hole B503, a rotating block 603 is arranged at the central position of the rotating shaft 6, the rotating block is arranged through a connecting rod A4, a connecting rod B5 and the rotating shaft 6, after a cross arm A1 and a cross arm B2 are fixedly arranged, a connecting rod A4 and a connecting rod B5 are arranged at two sides of the cross arm A1 and the cross arm B2, the connecting rod A4 is fixed on a cross arm A1 through an adjusting bolt A103, a limiting column 202 of the connecting rod B5 is fixed on a cross arm B2, the rotating shaft 6 is arranged between the connecting rod A4 and a connecting rod B5, a left spiral thread 601 on the outer wall of one side of the rotating shaft 6 is in threaded engagement with a threaded hole A403 in the connecting rod A4, the right spiral thread 602 on the outer wall of the other side of the rotating shaft 6 is in threaded engagement with a threaded hole B503 in the connecting rod B5, and the rotating block 603 is arranged at the central position of the outer wall of the rotating shaft 6, the forward rotation or reverse rotation rotating block 603 drives the connecting rod A4 and the connecting rod B5 to move leftwards or rightwards, so that the two sides of the cross arm A1 and the two sides of the cross arm B2 can be fastened, the situation that the two ends of the cross arm are deformed due to insufficient support is prevented, the stability of cross arm installation is effectively solved, and meanwhile, the cross arm stabilizing device is simple in structure, convenient to install and high in practicability.

The working principle is as follows: before using the device, a user firstly detects the device, confirms that the device is used after no problem exists, when the cross arm is installed, the fixing holes 101 are arranged at two ends of the cross arm A1, the bearings 201 are arranged at two ends of the cross arm B2, the stabilizing device is installed on the cross arm A1 and the cross arm B2, the cross arm A1 is connected with the stabilizing device, the cross arm A1 is provided with the bearing block A102, the cross arm B2 is provided with the bearing block B204, the reinforcing device is supported and clamped and fixed, the situation that the device installed between the cross arm A1 and the cross arm B2 is separated due to insufficient bearing is prevented, when the cross arm A1 and the cross arm B2 need to be installed and reinforced, the reinforcing mechanism 3 is arranged between the bearing block A102 and the bearing block B204, and the chuck reinforcing mechanism 3 comprises an upper hinge plate 301, a lower hinge plate 302, a lower hinge plate 303, a bearing pin 304, a fixing block 305 and a mounting hole 306, The device composed of an adjusting bolt B307 and a rubber pad 308 enables the range of equipment to be installed to be pulled out between an upper chuck 301 and a lower chuck 302, after clamping, the upper chuck 301 and a fixed block 305 on the outer wall of one side of the lower chuck 302 are combined, an installing hole 306 is arranged in the fixed block 305, the upper chuck 305 and the fixed block can be fastened through the adjusting bolt B307, a cross arm A1 and a cross arm B2 can be installed on the equipment, the rubber pads 308 are arranged on the inner walls of the upper chuck 301 and the lower chuck 302, the rubber pads 308 are distributed in an annular array, the friction degree of the equipment when the upper chuck 301 and the lower chuck 302 are installed is increased, the condition that the cross arm A1 and the cross arm B2 fall off at the later stage is prevented, after the cross arm A1 and the cross arm B2 are installed and fixed, a connecting rod A4 and a connecting rod B5 are arranged on two sides of the cross arm A1 and the cross arm B2, the connecting rod A4 is fixed on A1 through the adjusting bolt A103, and the limiting column 202 of the connecting rod B5 is fixed on the cross arm B2, the rotating shaft 6 is arranged between the connecting rod A4 and the connecting rod B5, the left spiral thread 601 on the outer wall of one side of the rotating shaft 6 is in threaded engagement with the threaded hole A403 in the connecting rod A4, the right spiral thread 602 on the outer wall of the other side of the rotating shaft 6 is in threaded engagement with the threaded hole B503 in the connecting rod B5, the rotating block 603 is arranged in the center of the outer wall of the rotating shaft 6, the forward rotation or reverse rotation rotating block 603 drives the connecting rod A4 and the connecting rod B5 to move leftwards or rightwards, two sides of the cross arm A1 and the cross arm B2 can be fastened, the situation that two ends of the cross arm are not supported enough to cause deformation is prevented, the stability of cross arm installation is effectively solved, and meanwhile, the cross arm stabilizing device is simple in structure, convenient to install and strong in practicability.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. A cross arm that stability is high, includes cross arm A (1) and cross arm B (2), its characterized in that: the fixing device is characterized in that fixing holes (101) are formed in two side edges of the front end face of the cross arm A (1), adjusting bolts A (103) are arranged in the fixing holes (101), a bearing block A (102) is installed at the center of the bottom of the cross arm A (1), bearings (201) are arranged at the two side edges of the front end face of the cross arm B (2), a limiting column (202) is installed inside each bearing (201), a bearing block B (204) is installed at the center of the top of the cross arm B (2), a reinforcing mechanism (3) is installed between each bearing block B (204) and each bearing block A (102), each reinforcing mechanism (3) comprises an upper chuck (301), a lower chuck (302), a hinged plate (303), a chuck shaft pin (304), a fixing block (305), an installation hole (306), an adjusting bolt B (307) and a rubber pad (308), connecting rods A (4) are installed at two side edges of the bottom of the cross arm A (1), threaded hole A (403) is seted up to the bottom of connecting rod A (4), connecting rod B (5) are all installed to the top both sides edge of cross arm B (2), threaded hole B (503) is seted up at the top of connecting rod B (5), pivot (6) are installed to connecting rod A (4) and connecting rod B (5) between two liang.

2. A high stability crossarm according to claim 1, wherein: the novel clamping chuck is characterized in that the upper chuck (301) is installed at the bottom of the bearing block A (102), the lower chuck (302) is installed at the top of the bearing block B (204), the outer wall of one side of the upper chuck (301) and the outer wall of one side of the lower chuck (302) are both provided with fixing blocks (305), mounting holes (306) are formed in the surface of the fixing blocks (305), and the mounting holes (306) in the fixing blocks (305) are connected through adjusting bolts B (307).

3. A high stability crossarm according to claim 1, wherein: and hinge plates (303) are arranged on the other sides of the upper chuck (301) and the lower chuck (302), and the hinge plates (303) are connected through a chuck shaft pin (304).

4. A high stability crossarm according to claim 1, wherein: rubber pads (308) are arranged on the inner walls of the upper chuck (301) and the lower chuck (302), and the rubber pads (308) are distributed in an annular array.

5. A high stability crossarm according to claim 1, wherein: the top of connecting rod A (4) is installed installation piece A (401), and through-hole A (402) have been seted up on the surface of installation piece A (401), and is connected through adjusting bolt A (103) between through-hole A (402) on installation piece A (401) and the fixed orifices (101) on cross arm A (1).

6. A high stability crossarm according to claim 1, wherein: installation piece B (501) is installed to the bottom of connecting rod B (5), and through-hole B (502) have been seted up on the surface of installation piece B (501), and is connected through spacing post (202) between through-hole B (502) on installation piece B (501) and bearing (201) on cross arm B (2), and stopper (203) are all installed to the top and the bottom of spacing post (202).

7. A high stability crossarm according to claim 1, wherein: the outer wall of one side of the rotating shaft (6) is provided with a left spiral thread (601), an external thread on the left spiral thread (601) is meshed with an internal thread on the threaded hole A (403) to be connected, a right spiral thread (602) is arranged on the outer wall of the other side of the rotating shaft (6), the external thread on the right spiral thread (602) is meshed with the internal thread on the threaded hole B (503) to be connected, and the center of the rotating shaft (6) is provided with a rotating block (603).