Line angle iron cross arm convenient to replace

Abstract

The utility model discloses a line angle iron cross arm convenient to replace, and relates to the technical field of electric power engineering. The device comprises a U-shaped frame, a main body assembly is arranged in the U-shaped frame, and an installation assembly is further arranged at the rear end of the U-shaped frame. Strip-shaped angle iron in the main body assembly is fixedly connected to the front end of the interior of a U-shaped frame in the transverse direction, multiple sets of sliding blocks are slidably connected to the interior of the strip-shaped angle iron in the transverse direction at equal intervals, and mounting plates are welded to the tops of the sliding blocks. The mounting rod drives the sliding block to transversely slide in the strip-shaped angle iron, the sliding block is positioned through the rotating block, the mounting distance between cables and wires is adjusted, the problem that in the prior art, the mounting distance between the cables and the wires is inconvenient to adjust is solved, and the mounting distance between the cables and the wires is adjusted. And the threaded rod drives the abutting plate to move on the inner sides of the front circular ring and the rear circular ring, so that the abutting plate abuts against the outer side of the tower pole, and the problem that an existing device is inconvenient to install on tower poles of different sizes is solved.

Description

Technical Field

[0001] The utility model belongs to the technical field of electric power engineering, and particularly relates to a line angle iron cross arm which is easy to replace. Background Art

[0002] Angle iron crossarms are angle irons fixed horizontally on the top of the poles to support overhead wires. They are an important part of the pole tower and one of the common installation equipment in power engineering. Angle iron crossarms can be divided into straight crossarms, corner crossarms and tension crossarms according to their uses, and can be divided into iron crossarms, porcelain crossarms and synthetic insulation crossarms according to their materials.

[0003] The existing document with publication number CN217735052U discloses a line angle iron crossarm that is easy to replace, including a strip angle iron and a mounting groove, a plurality of mounting grooves are opened on the inner side of the strip angle iron, a convenient loosening mechanism is installed in the middle of the strip angle iron, and the convenient loosening mechanism is used to connect or separate with the tower pole, and folding and stretching mechanisms are installed at both ends of the strip angle iron, and the folding and stretching mechanisms are used to adjust the lateral extension length of the strip angle iron, and a threaded column is threadedly connected to one side of the strip angle iron, a knob is fixed to one end of the threaded column, and the other end of the threaded column passes through the strip angle iron and is rotatably connected to a movable column;

[0004] However, it still has the following disadvantages in actual use:

[0005] 1. The angle iron cross arm mentioned above has a plurality of installation grooves on the inner side of the strip angle iron, through which the lines and other structures are installed. However, during use, since the spacing between the installation grooves is fixed, it is not convenient to adjust the safety distance between the lines and other structures;

[0006] 2. The angle iron crossarm mentioned above is equipped with a convenient tightening and loosening mechanism in the middle of the strip angle iron, and the convenient tightening and loosening mechanism includes a threaded column, a movable column, a fixed block, a first clamping arm and a second clamping arm. The first clamping arm and the second clamping arm are driven to move by the threaded column and the movable column, thereby realizing the installation of the strip angle iron on the tower pole. However, during use, due to the diversity of tower pole sizes, the angle iron crossarm mentioned above can only be installed on tower poles of specified sizes, and its scope of use is relatively narrow.

[0007] To this end, we provide a line angle iron crossarm that is easy to replace to solve the above-mentioned problems. Utility Model Content

[0008] The utility model aims to provide a line angle iron crossarm that is easy to replace. The installation rod drives the slider to slide horizontally in the strip angle iron, and the slider is positioned by a rotating block, so as to adjust the installation spacing between cables and wires, thereby solving the problem that it is inconvenient to adjust the installation spacing of structures such as cables and wires. The threaded rod drives the abutment plate to move on the inner sides of the front ring and the rear ring, so that the abutment plate abuts against the outer side of the tower pole, thereby solving the problem that it is inconvenient to install on tower poles of different sizes.

[0009] In order to solve the above technical problems, the utility model is achieved through the following technical solutions:

[0010] The utility model discloses a line angle iron cross arm which is easy to replace, comprising a U-shaped frame, a main body component is arranged inside the U-shaped frame, and a mounting component is also arranged at the rear end of the U-shaped frame;

[0011] The strip angle iron in the main assembly is fixedly connected to the front end of the U-shaped frame in the transverse direction, and multiple groups of sliders are slidably connected to the inside of the strip angle iron in the transverse direction at equal intervals. The top of the slider is welded with a mounting plate, and the center position of the surface of the mounting plate is provided with a mounting hole. The bottom of the slider is provided with a groove, and the front and rear ends of the groove are clamped with mounting rods. The ends of the mounting rods that are away from each other respectively penetrate the slide grooves on the front and rear end surfaces of the U-shaped frame and are welded with limit plates. The outer walls of the mounting rods are threaded with rotating blocks.

[0012] The front ring in the mounting assembly is fixedly connected to the rear end of the U-shaped frame, and the rear end of the front ring is movably connected to the rear ring through a connecting piece, threaded rods are threaded through both sides of the outer walls of the front ring and the rear ring, knobs are welded to one end of the threaded rod located on the outside of the front ring and the rear ring, and abutment plates are welded to one end of the threaded rod located on the inside of the front ring and the rear ring, and rubber blocks are bonded to one end of the butt plate away from the threaded rod.

[0013] The utility model is further configured as follows: the rotating blocks are located between the strip angle iron and the limiting plate, and the outer wall of the rotating block on one side close to the strip angle iron is bonded with a damping pad.

[0014] The utility model is further configured as follows: a protrusion is fitted in the internal lower gap of the groove, the protrusion is abutted and connected to the bottom of the mounting rod, a bottom plate is welded to the bottom of the protrusion, the bottom plate is located below the strip angle iron and the slider, and fastening bolts are threadedly penetrated around the surface of the bottom plate, and one end of the fastening bolts is threadedly connected to the bottom of the slider.

[0015] The utility model is further configured as follows: a positioning hole is opened at the bottom of the mounting rod located inside the groove, a positioning column is gap-fitted inside the positioning hole, and the bottom ends of the positioning column are respectively welded to the front and rear ends of the top of the protrusion.

[0016] The utility model is further configured as follows: installation grooves are opened transversely at the front and rear ends of the upper surface of the bottom plate, and multiple groups of rollers are rotatably connected at equal intervals from left to right inside the installation grooves, and the tops of the rollers are respectively abutted and connected to the front and rear ends of the bottom of the strip angle iron.

[0017] The utility model is further configured as follows: fixing rods are welded on both sides of the front end surface of the front circular ring, a fixing plate is welded on one end of the fixing rod away from the front circular ring, and the front end surface of the fixing plate is fixedly connected to the center position of the rear end surface of the U-shaped frame.

[0018] The utility model is further configured as follows: the upper connecting plate and the lower connecting plate in the connecting piece are respectively located above and below the front circular ring and the rear circular ring, connecting rods are welded at the front and rear ends adjacent to the upper connecting plate and the lower connecting plate, and one end of the front circular ring and the rear circular ring are rotatably sleeved on the outer wall of the connecting rod.

[0019] The utility model is further configured as follows: mounting ears are welded to the other ends of the front ring and the rear ring, a movable rod is rotatably connected inside the mounting ear on the front ring, and the rear end of the movable rod movably passes through the mounting ear on the rear ring and is threadedly sleeved with a fastening nut.

[0020] The utility model has the following beneficial effects:

[0021] 1. The utility model sets a main body component, and drives the slider to slide horizontally inside the strip angle iron through the installation rod, so that the slider drives the mounting plate and the mounting hole to move horizontally, thereby changing the spacing between the mounting plate and the mounting hole, and realizing the adjustment of the installation spacing of structures such as cables and wires, which is convenient for adjusting the spacing of structures such as cables and wires on the strip angle iron according to needs, and has higher safety performance.

[0022] 2. The utility model sets a mounting assembly, fixes the front circular ring and the rear circular ring by a movable rod, and drives the threaded rod to move by a knob, so that the threaded rod drives the abutment plate to move, and then makes the end of the abutment plate away from the threaded rod abut against the outer surface of the tower pole, thereby fixing the U-shaped frame on the tower pole, facilitating the installation of the U-shaped frame and strip angle irons on tower poles of different sizes, thereby increasing its scope of use and having stronger practical performance.

[0023] Of course, any product implementing the present invention does not necessarily need to achieve all of the advantages described above at the same time. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] In order to more clearly illustrate the technical solutions of the embodiments of the utility model, the drawings required for describing the embodiments are briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0025] Figure 1 It is a schematic diagram of the overall structure of a line angle iron cross arm that is easy to replace;

[0026] Figure 2 It is a structural schematic diagram of the main components of the utility model;

[0027] Figure 3 This is a bottom view of the slider of the utility model;

[0028] Figure 4 This is a bottom view of the mounting rod of the utility model;

[0029] Figure 5 It is a structural schematic diagram of the bottom plate of the utility model;

[0030] Figure 6 It is a structural schematic diagram of the installation assembly of the utility model;

[0031] Figure 7 It is a structural schematic diagram of the connecting piece of the utility model;

[0032] Figure 8 It is a structural schematic diagram of the threaded rod of the utility model;

[0033] Fig. 9 It is a structural schematic diagram of the movable rod of the utility model.

[0034] In the accompanying drawings, the components represented by the reference numerals are listed as follows:

[0035] 100-U-shaped frame, 200-main assembly, 201-strip angle iron, 201a-slideway, 202-slider, 202a-groove, 203-mounting plate, 203a-mounting hole, 204-mounting rod, 204a-positioning hole, 204b-limiting plate, 205-rotating block, 205a-damping pad, 206-bottom plate, 206a-bump, 206b-positioning column, 206c-fastening bolt, 206d-installation Groove, 206e-roller, 300-mounting assembly, 301-front ring, 301a-fixing rod, 301b-fixing plate, 301c-mounting ear, 302-connecting piece, 302a-upper connecting plate, 302b-lower connecting plate, 302c-connecting rod, 303-rear ring, 304-threaded rod, 304a-knob, 304b-butt plate, 304c-rubber block, 305-movable rod, 305a-fastening nut. DETAILED DESCRIPTION

[0036] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0037] Example 1

[0038] See also Figure 1 , Figure 2 , Figure 3 , Figure 4 and Figure 5 As shown, it is the first embodiment of the utility model, which provides a line angle iron crossarm that is easy to replace, including a U-shaped frame 100 and a main body component 200, and the main body component 200 includes a strip angle iron 201, a slider 202, a mounting plate 203, a mounting rod 204 and a rotating block 205. The mounting plate 203 is driven to move by the slider 202 and the mounting rod 204, and the slider 202 and the mounting rod 204 are fixed by the rotating block 205, so that the spacing between the mounting plates 203 can be adjusted, which solves the existing problem of inconvenience in adjusting the installation position of structures such as cables and wires on the strip angle iron 201.

[0039] Specifically, the strip angle iron 201 is fixedly connected to the front end of the U-shaped frame 100 in the transverse direction, and multiple groups of sliders 202 are slidably connected to the inside of the strip angle iron 201 in the transverse direction at equal intervals. The tops of the sliders 202 are welded with mounting plates 203, and the center positions of the surfaces of the mounting plates 203 are provided with mounting holes 203a. The bottoms of the sliders 202 are provided with grooves 202a, and the front and rear ends of the grooves 202a are both clamped with mounting rods 204. The ends of the mounting rods 204 that are away from each other respectively penetrate the slide grooves 201a located on the front and rear end surfaces of the U-shaped frame 100 and are welded with limit plates 204b. The mounting rods 204 A rotating block 205 is threadedly sleeved on the outer wall, the strip angle iron 201 is used to install structures such as the slider 202, the slider 202 is used to drive the mounting plate 203 to move, the mounting plate 203 and the mounting hole 203a are used to install structures such as cables and wires, the mounting rod 204 is convenient for driving the slider 202 to move, the limit plate 204b is used to limit the movement of the rotating block 205, and the rotating block 205 is used to fix the mounting rod 204 and the strip angle iron 201, so as to position the slider 202 and the mounting plate 203.

[0040] Furthermore, the rotating blocks 205 are located between the strip angle iron 201 and the limiting plate 204b, and the outer wall of the rotating block 205 close to the strip angle iron 201 is bonded with a damping pad 205a;

[0041] A protrusion 206a is provided in the clearance at the bottom of the groove 202a. The protrusion 206a is connected to the bottom of the mounting rod 204. A bottom plate 206 is welded to the bottom of the protrusion 206a. The bottom plate 206 is located below the strip angle iron 201 and the slider 202. Fastening bolts 206c are threadedly penetrated around the surface of the bottom plate 206. One end of the fastening bolts 206c is threadedly connected to the bottom of the slider 202.

[0042] The bottom of the mounting rod 204 located inside the groove 202a is provided with a positioning hole 204a, and the inside of the positioning hole 204a is fitted with a positioning column 206b, and the bottom end of the positioning column 206b is respectively welded to the front and rear ends of the top of the protrusion 206a;

[0043] The front and rear ends of the upper surface of the bottom plate 206 are both laterally provided with mounting grooves 206d, and the interior of the mounting grooves 206d is rotatably connected with multiple groups of rollers 206e at equal intervals from left to right, and the tops of the rollers 206e are respectively abutted against the front and rear ends of the bottom of the strip angle iron 201.

[0044] The operation process of this embodiment is: first, reverse the rotating block 205, so that the rotating block 205 moves in the direction away from the strip angle iron 201. When the rotating block 205 is separated from the strip angle iron 201, an external force is applied to the mounting rod 204, so that the mounting rod 204 drives the mounting plate 203 to slide through the slider 202. When the spacing between the mounting plates 203 reaches a preset value, rotate the rotating block 205 forward, so that the rotating block 205 moves in the direction close to the strip angle iron 201, and the damping pad 205a is tightly attached to the strip angle iron 201, thereby adjusting the spacing between the mounting plates 203, thereby adjusting the installation position of structures such as cables and wires on the strip angle iron 201.

[0045] Example 2

[0046] See also Figure 1 , Figure 6 , Figure 7 , Figure 8 and Fig. 9As shown, it is the second embodiment of the utility model, which is based on the previous embodiment, but is different from the previous embodiment in that: the rear end of the U-shaped frame 100 is also provided with a mounting assembly 300, and the mounting assembly 300 includes a front ring 301, a rear ring 303 and a threaded rod 304, the U-shaped frame 100 is installed on the tower pole through the front ring 301 and the rear ring 303, and the front ring 301 and the rear ring 303 are installed on tower poles of different sizes through the threaded rod 304, which solves the existing problem of being inconvenient to install on tower poles of various sizes.

[0047] Specifically, the front ring 301 is fixedly connected to the rear end of the U-shaped frame 100, and the rear end of the front ring 301 is movably connected to the rear ring 303 through the connecting piece 302. The outer walls of the front ring 301 and the rear ring 303 are both threaded with threaded rods 304, and the ends of the threaded rods 304 located on the outside of the front ring 301 and the rear ring 303 are welded with knobs 304a, and the ends of the threaded rods 304 located on the inside of the front ring 301 and the rear ring 303 are welded with abutment plates 304b, and the ends of the butt plates 304b away from the threaded rods 304 are bonded with rubber blocks 304c. The circular ring 301 and the rear circular ring 303 are used to install the U-shaped frame 100 on the tower pole, the connecting piece 302 is used to flexibly connect the front circular ring 301 and the rear circular ring 303, the threaded rod 304 is used to drive the abutment plate 304b to move, the knob 304a is used to facilitate the rotation of the threaded rod 304, the abutment plate 304b is used to fix the front circular ring 301 and the rear circular ring 303 on tower poles of different sizes, and the rubber block 304c is used to enable the abutment plate 304b to fit on the outer surface of the tower pole and increase the friction between the two.

[0048] Furthermore, fixing rods 301a are welded on both sides of the front end surface of the front ring 301, and a fixing plate 301b is welded on one end of the fixing rod 301a away from the front ring 301, and the front end surface of the fixing plate 301b is fixedly connected to the center position of the rear end surface of the U-shaped frame 100;

[0049] The upper connecting plate 302a and the lower connecting plate 302b in the connecting member 302 are respectively located above and below the front ring 301 and the rear ring 303. The front and rear ends of the upper connecting plate 302a and the lower connecting plate 302b are welded with connecting rods 302c. One end of the front ring 301 and the rear ring 303 are rotatably sleeved on the outer wall of the connecting rod 302c.

[0050] The other ends of the front ring 301 and the rear ring 303 are welded with mounting ears 301c, and a movable rod 305 is rotatably connected inside the mounting ear 301c on the front ring 301. The rear end of the movable rod 305 movably passes through the mounting ear 301c on the rear ring 303 and is threadedly sleeved with a fastening nut 305a.

[0051] The rest of the structure is the same as that of Example 1.

[0052] The operation process of this embodiment is: first, place the front ring 301 on the front end of the tower pole, and rotate the rear ring 303 so that the rear ring 303 is located at the rear end of the tower pole, then rotate the movable rod 305 so that the rear end of the movable rod 305 passes through the mounting ear 301c on the rear ring 303, and thread the fastening nut 305a on the movable rod 305, and finally rotate the knob 304a, the knob 304a drives the threaded rod 304 to rotate synchronously, and the threaded rod 304 drives the abutment plate 304b to move, so that the abutment plate 304b respectively contacts the four sides of the outer side of the tower pole, thereby realizing the installation of the U-shaped frame 100 on tower poles of different sizes.

[0053] In the description of this specification, the description with reference to the terms "one embodiment", "example", "specific example", etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0054] The preferred embodiments of the utility model disclosed above are only used to help explain the utility model. The preferred embodiments do not describe all the details in detail, nor do they limit the utility model to the specific implementation methods described. Obviously, many modifications and changes can be made according to the content of this specification. This specification selects and specifically describes these embodiments in order to better explain the principles and practical applications of the utility model, so that technicians in the relevant technical field can well understand and use the utility model. The utility model is limited only by the claims and their full scope and equivalents.

Claims

1. A line angle iron cross arm that is easy to replace, comprising a U-shaped frame (100), characterized in that: A main body component (200) is arranged inside the U-shaped frame (100), and a mounting component (300) is also arranged at the rear end of the U-shaped frame (100); The strip angle iron (201) in the main body component (200) is fixedly connected to the front end of the U-shaped frame (100) in the transverse direction, and a plurality of groups of sliders (202) are slidably connected to the inside of the strip angle iron (201) in the transverse direction at equal intervals, the top of each slider (202) is welded with a mounting plate (203), and a mounting hole (203a) is provided at the center position of the surface of the mounting plate (203), the bottom of each slider (202) is provided with a groove (202a), and the front and rear ends of the groove (202a) are clamped with mounting rods (204), the ends of the mounting rods (204) that are away from each other respectively penetrate the slide grooves (201a) located on the front and rear end surfaces of the U-shaped frame (100) and are welded with limiting plates (204b), and the outer wall of the mounting rod (204) is threadedly sleeved with a rotating block (205); The front ring (301) in the mounting assembly (300) is fixedly connected to the rear end of the U-shaped frame (100), and the rear end of the front ring (301) is movably connected to the rear ring (303) via a connecting piece (302), threaded rods (304) are threadedly penetrated on both sides of the outer walls of the front ring (301) and the rear ring (303), and a knob (304a) is welded to one end of the threaded rod (304) located on the outside of the front ring (301) and the rear ring (303), and a stop plate (304b) is welded to one end of the threaded rod (304) located on the inside of the front ring (301) and the rear ring (303), and a rubber block (304c) is bonded to one end of the stop plate (304b) away from the threaded rod (304).

2. The easily replaceable line angle iron cross arm according to claim 1, characterized in that: The rotating blocks (205) are located between the strip angle iron (201) and the limiting plate (204b), and a damping pad (205a) is bonded to the outer wall of the rotating block (205) on one side close to the strip angle iron (201).

3. The easily replaceable line angle iron cross arm according to claim 1, characterized in that: A protrusion (206a) is fitted in the clearance at the lower part of the groove (202a), and the protrusion (206a) is connected to the lower part of the bottom of the mounting rod (204). A bottom plate (206) is welded to the bottom of the protrusion (206a), and the bottom plate (206) is located below the strip angle iron (201) and the slider (202). Fastening bolts (206c) are threadedly penetrated around the surface of the bottom plate (206), and one end of the fastening bolts (206c) is threadedly connected to the bottom of the slider (202) respectively.

4. The easily replaceable line angle iron cross arm according to claim 3, characterized in that: The bottom of the mounting rod (204) located inside the groove (202a) is provided with a positioning hole (204a), and the inside of the positioning hole (204a) is loosely fitted with a positioning column (206b), and the bottom end of the positioning column (206b) is respectively welded to the front and rear ends of the top of the protrusion (206a).

5. The easily replaceable line angle iron cross arm according to claim 3, characterized in that: The front and rear ends of the upper surface of the bottom plate (206) are both provided with installation grooves (206d) in the transverse direction, and a plurality of groups of rollers (206e) are rotatably connected at equal intervals from left to right inside the installation grooves (206d), and the tops of the rollers (206e) are respectively abutted against the front and rear ends of the bottom of the strip angle iron (201).

6. The easily replaceable line angle iron cross arm according to claim 1, characterized in that: Fixing rods (301a) are welded to both sides of the front end face of the front circular ring (301), and a fixing plate (301b) is welded to one end of the fixing rod (301a) away from the front circular ring (301), and the front end face of the fixing plate (301b) is fixedly connected to the center position of the rear end face of the U-shaped frame (100).

7. The easily replaceable line angle iron cross arm according to claim 1, characterized in that: The upper connecting plate (302a) and the lower connecting plate (302b) in the connecting member (302) are respectively located above and below the front circular ring (301) and the rear circular ring (303), and connecting rods (302c) are welded to the front and rear ends of the adjacent upper connecting plate (302a) and the lower connecting plate (302b), and one end of the front circular ring (301) and the rear circular ring (303) are rotatably sleeved on the outer wall of the connecting rod (302c).

8. The easily replaceable line angle iron cross arm according to claim 7, characterized in that: The other ends of the front ring (301) and the rear ring (303) are both welded with mounting ears (301c), and a movable rod (305) is rotatably connected inside the mounting ear (301c) on the front ring (301), and the rear end of the movable rod (305) movably passes through the mounting ear (301c) on the rear ring (303) and is threadedly sleeved with a fastening nut (305a).

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