Isolating switch cross arm

Abstract

The utility model discloses an isolating switch cross arm, and relates to the technical field of power equipment. The cross arm comprises an installation sleeve, cross arm assemblies are arranged on the two sides of the installation sleeve, and a fixing assembly is further arranged at the bottom of the installation sleeve. The sliding blocks are movably connected to the outer walls of the two sides of the mounting sleeve in the vertical direction, the L-shaped frames are fixedly connected to the two sides of the top of the mounting sleeve, mounting strips are fixedly connected to the outer walls of the sides, away from the mounting sleeve, of the sliding blocks in the transverse direction, and a plurality of insulators are fixedly connected to the tops of the mounting strips in the transverse direction at equal intervals. The stability of the mounting strip is enhanced through the insulating pull rope, the mounting strip and the sliding block are pulled through the insulating pull rope to ascend and descend, the problem that in the prior art, the mounting height of a cross arm is inconvenient to adjust is solved, meanwhile, the mounting frame and a telegraph pole are positioned through the abutting rod, and the mounting height of the telegraph pole is adjusted. And the threaded rod drives the clamping plate to fix the mounting frame on the telegraph pole, so that the problem that an existing telegraph pole is inconvenient to use on telegraph poles with different sizes is solved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of power equipment, especially a kind of disconnecting switch cross arm. BACKGROUND

[0002] Disconnecting switch is also called isolation circuit breaker, switchgear and so on, and it is one of important components in circuit, mainly used to isolate circuit, and in the use process of disconnecting switch, its cross arm is one of very important accessories, disconnecting switch is installed on specified position by cross arm;

[0003] The file with the existing announcement number CN220954932U discloses a disconnecting switch cross arm, which comprises a cross arm, two groups of clamping plates are inserted into the lower end of the cross arm, a connecting plate is connected to the middle of the lower surfaces of the two groups of clamping plates, a fixing bolt is inserted into the middle of the connecting plate, and a fixing nut is connected to the bottom of the fixing bolt, and fixing rings are uniformly distributed on the front and rear sides of the cross arm; a rotating plate;

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

[0005] 1. The disconnecting switch cross arm has the rotating plate inserted into the left and right sides of the cross arm, and the upper surface of the rotating plate is connected to an insulating support seat, which is used to install the disconnecting switch or the electric wire. However, the installation height of the cross arm and the rotating plate is fixed during use, which makes it inconvenient to adjust the support height of the disconnecting switch or the electric wire according to actual needs, and it is also inconvenient to support multiple layers of disconnecting switches or electric wires.

[0006] 2. The disconnecting switch cross arm installs the fixing ring on the electric pole through the fixing bolt and the fixing nut. However, due to the difference in size of the electric pole, it is inconvenient to install it on electric poles of different sizes, and its application range is small, and its practicality is poor.

[0007] Therefore, we provide a disconnecting switch cross arm to solve the above problems. UTILITY MODEL CONTENTS

[0008] The utility model aims at providing a disconnecting switch cross arm, which strengthens the stability of the installation strip through the insulating pull rope, and lifts the installation strip and the sliding block by pulling them through the insulating pull rope, solves the problem that the installation height of the cross arm cannot be adjusted, and positions the installation frame and the electric pole through the abutting rod, and fixes the installation frame on the electric pole through the threaded rod and the clamping plate, solves the problem that it cannot be used on electric poles of different sizes.

[0009] To solve the above technical problems, the utility model is realized by the following technical solutions:

[0010] The utility model discloses a disconnecting switch cross arm, including the mounting bush, the both sides of mounting bush all are provided with cross arm subassembly, the bottom of mounting bush still is provided with fixed component,

[0011] Cross arm subassembly includes the slider that moves along the vertical activity connection in the both sides outer wall of mounting bush and the L type frame fixed connection in the both sides of mounting bush top, the outer wall of slider away from mounting bush one side is fixedly connected with the installation strip along the transverse, and the top of installation strip is fixedly connected with a plurality of insulators along the transverse equidistance, and the one end of installation strip away from slider is fixedly connected with the insulating pull rope, and the one end of insulating pull rope away from installation strip is bound on the L type frame,

[0012] Fixed component includes the installation frame fixed connection in the bottom of mounting bush, and the both sides outer wall of installation frame all are screwed and are passed through the abutment rod, and the both sides of abutment rod extend to the inside center position of installation frame, and the other end of abutment rod is fixedly connected with the first screw cap, and the inside front and rear end of installation frame all are movably connected with the clamping plate, and the front and rear end face of installation frame all are screwed and are passed through threaded rod, and the one end of threaded rod is fixedly connected with the second screw cap on the outside of installation frame, and the one end of threaded rod is fixedly connected on the back of clamping plate on the inside of installation frame.

[0013] The utility model further provides: the upper and lower of the both sides outer wall of mounting bush all are fixedly connected with first mounting seat, and the first mounting seat between adjacent upper and lower is fixedly connected with the slide rod along the vertical, and the outer wall of slider is movably sleeved on the slide rod.

[0014] The utility model further provides: the outer wall of installation strip is sleeved with a plurality of U type frames along the transverse equidistance, and the bottom of insulator is screwed and is connected in the threaded blind hole on the longitudinal support arm of U type frame.

[0015] The utility model further provides: the front and rear end face of installation strip all are provided with a plurality of positioning holes along the transverse equidistance, and the vertical support arm of U type frame all are screwed and are passed through positioning bolt, and the one end of positioning bolt is screwed and is connected in the inside of one positioning hole.

[0016] The utility model further provides: the top of L type frame is fixedly connected with first mounting rod along the longitudinal, and one end of insulating pull rope is bound on the outer wall of first mounting rod.

[0017] The utility model further provides: the one end of installation strip away from slider is fixedly connected with second mounting rod, and the top of second mounting rod is welded with first thimble, and the outer wall of first thimble is sleeved with second thimble, and the other end of insulating pull rope is fixedly connected on second thimble.

[0018] The utility model further provides: the top of mounting bush all is fixedly connected with fixed rod along the vertical, and the top of fixed rod is fixedly connected in the bottom of mounting bush respectively.

[0019] The utility model discloses further provide as follows: the bottom of mounting frame's front and back end all fixedly connected with second mounting seat, two sides between second mounting seat adjacent all are fixedly connected with third mounting rod along the longitudinal direction, the outer wall front and back end of third mounting rod all movably cover the ear seat, the top of ear seat is fixedly connected respectively on the lower surface both sides of the clamping plate, the outer wall on third mounting rod all is threadedly covered with fastening nut, and fastening nut is respectively pasted on the end face of ear seat away from each other.

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

[0021] 1, the utility model discloses a cross arm subassembly, removes the first mounting rod from the L type frame to one end of insulating pull rope, and applies external force to insulating pull rope, makes insulating pull rope exert the upward force to mounting strip, thereby makes mounting strip slide on the outer wall of mounting sleeve through sliding block, when mounting strip moves to the specified height, again tightens insulating pull rope, and rebinds one end in the first mounting rod, realized the installation height of mounting strip and insulator adjustment, convenient for the installation height of isolating switch or wire adjustment, convenient for the support of isolating switch or wire.

[0022] 2, the utility model discloses the mounting sleeve is set up on the telegraph pole, and rotates first screw cap, and first screw cap drives abutting rod to move, to make abutting rod respectively abut in the outer wall both sides of telegraph pole, then rotates second screw cap, and second screw cap drives threaded rod to move, and threaded rod drives clamping plate to move, make clamping plate respectively abut in the outer wall front and back end of telegraph pole, and twist fastening nut, make clamping plate between each other fixed, to realize the mounting sleeve fixed on telegraph pole, convenient for fixing on different telegraph pole, further convenient for the isolating switch or wire installation on the telegraph pole of different size, increase its application range, improve its practicality.

[0023] Of course, any product implementing the utility model does not necessarily need to achieve all the advantages described above. BRIEF DESCRIPTION OF DRAWINGS

[0024] In order to more clearly illustrate the technical scheme of the embodiments of the utility model, the following will be to the embodiment description needed to use the drawing briefly introduced, obviously, the following description in the drawing is only some embodiments of the utility model, for the ordinary skilled person in the art comes, under the premise of not paying the creative labor, can also obtain other drawings according to these drawings.

[0025] Figure 1 It is a kind of isolating switch cross arm's overall structure schematic view.

[0026] Figure 2 It is the structure schematic view of the utility model cross arm subassembly.

[0027] Figure 3 It is the installation schematic view of the sliding block and the installation strip of the utility model.

[0028] Figure 4 It is the structure exploded view of the insulator of the utility model.

[0029] Figure 5 It is the structure schematic view of the fixed assembly of the utility model.

[0030] Figure 6 It is the structure exploded view of the installation frame and the abutting rod of the utility model.

[0031] Figure 7 It is the structure exploded view of the clamping plate and the threaded rod of the utility model.

[0032] In the drawings, the component list represented by each sign is as follows:

[0033] 1 - installation sleeve, 2 - cross arm assembly, 201 - sliding block, 201a - first mounting seat, 201b - sliding rod, 202 - L-shaped frame, 202a - first mounting rod, 203 - installation strip, 203a - positioning hole, 203b - second mounting rod, 203c - first sleeve ring, 204 - insulator, 204a - U-shaped frame, 204b - positioning bolt, 205 - insulating pull rope, 205a - second sleeve ring, 3 - fixed assembly, 301 - installation frame, 301a - fixed rod, 302 - abutting rod, 302a - first screw cap, 303 - clamping plate, 303a - second mounting seat, 303b - third mounting rod, 303c - ear seat, 303d - fastening nut, 304 - threaded rod, 304a - second screw cap. DETAILED DESCRIPTION

[0034] The technical scheme in the embodiments of the utility model will be described clearly and completely below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without creative labor fall within the protection scope of the utility model.

[0035] Embodiment 1

[0036] Please refer to Figure 1 , Figure 2 , Figure 3 and Figure 4As shown, it is the first embodiment of the utility model, this embodiment provides a disconnecting switch cross arm, including installation sleeve 1, both sides of installation sleeve 1 are provided with cross arm assembly 2, cross arm assembly 2 includes slider 201, L-shaped frame 202, installation strip 203, insulator 204 and insulating pull rope 205, through insulating pull rope 205 to strengthen the stability of installation strip 203, and through insulating pull rope 205 to pull installation strip 203 and slider 201 to lift, the problem of not being convenient for the installation height of cross arm to adjust of existing is solved.

[0037] Specifically, slider 201 is movably connected on the two side outer walls of installation sleeve 1 along the vertical direction, L-shaped frame 202 is fixedly connected on the top of installation sleeve 1 on both sides respectively, installation strip 203 is fixedly connected on the side outer wall of slider 201 away from installation sleeve 1 along the horizontal direction, a plurality of insulators 204 are fixedly connected on the top of installation strip 203 along the horizontal direction at equal intervals, insulating pull rope 205 is fixedly connected on the end of installation strip 203 away from slider 201, the end of insulating pull rope 205 away from installation strip 203 is tied on L-shaped frame 202, slider 201 is arranged to movably install installation strip 203 on installation sleeve 1, L-shaped frame 202 is arranged to fix the end of insulating pull rope 205, installation strip 203 is arranged to install insulator 204 and other structures, insulator 204 is arranged to insulate support disconnecting switch or electric wire, and insulating pull rope 205 is arranged to strengthen the stability of installation strip 203 and drive it to lift.

[0038] Further, first mounting seats 201a are fixedly connected on the upper and lower sides of the two side outer walls of installation sleeve 1, and slide rods 201b are fixedly connected between adjacent first mounting seats 201a along the vertical direction, and slider 201 is movably sleeved on the outer wall of slide rod 201b;

[0039] A plurality of U-shaped frames 204a are sleeved on the outer wall of installation strip 203 along the horizontal direction at equal intervals, and the bottom end of insulator 204 is threadedly connected in the threaded blind hole on the longitudinal branch of U-shaped frame 204a;

[0040] A plurality of positioning holes 203a are formed in the front and rear end faces of installation strip 203 along the horizontal direction at equal intervals, positioning bolts 204b are threadedly penetrated in the vertical branch of U-shaped frame 204a, and one end of positioning bolt 204b is threadedly connected in one of positioning holes 203a;

[0041] A first mounting rod 202a is fixedly connected on the top of L-shaped frame 202 along the longitudinal direction, and one end of insulating pull rope 205 is tied on the outer wall of first mounting rod 202a;

[0042] The second mounting rod 203b is welded with a first thimble 203c at the top end, the second thimble 205a is sleeved on the outer wall of the first thimble 203c, and the other end of the insulating pull rope 205 is fixedly connected to the second thimble 205a.

[0043] The operation process of the embodiment is as follows: the one end of the insulating pull rope 205 is taken off from the first mounting rod 202a on the L-shaped frame 202, and an external force is applied to the insulating pull rope 205, so that the insulating pull rope 205 exerts an upward force on the mounting strip 203, thereby enabling the mounting strip 203 to slide on the outer wall of the mounting sleeve 1 through the sliding block 201; when the mounting strip 203 moves to a specified height, the insulating pull rope 205 is pulled tight, and the one end thereof is re-bound to the first mounting rod 202a, thereby achieving adjustment of the installation height of the mounting strip 203 and the insulator 204.

[0044] Embodiment 2

[0045] Please refer to Figure 1 、 Figure 5 、 Figure 6 and Figure 7 , which shows the second embodiment of the utility model, which is based on the previous embodiment, but differs from the previous embodiment in that the bottom of the mounting sleeve 1 is further provided with a fixing assembly 3, the fixing assembly 3 comprises a mounting frame 301, an abutting rod 302, a clamping plate 303 and a threaded rod 304, the mounting frame 301 and the telegraph pole are positioned through the abutting rod 302, and the mounting frame 301 is fixed on the telegraph pole through the threaded rod 304 driving the clamping plate 303, thereby solving the problem that the existing mounting sleeve cannot be conveniently used on telegraph poles of different sizes.

[0046] Specifically, the mounting frame 301 fixedly connected to the bottom of the mounting sleeve 1 is provided with the abutting rod 302 threaded through the outer walls on both sides of the mounting frame 301, the abutting rod 302 extends to the inner center position of the mounting frame 301 at both times, the other end of the abutting rod 302 is fixedly connected with the first screw cap 302a, the clamping plate 303 is movably connected to the front and rear ends of the mounting frame 301, the threaded rod 304 is threaded through the front and rear end faces of the mounting frame 301, the threaded rod 304 is fixedly connected with the second screw cap 304a at the end located outside the mounting frame 301, the threaded rod 304 is fixedly connected to the back surface of the clamping plate 303 at the end located inside the mounting frame 301, the mounting frame 301 is arranged to fix the mounting sleeve 1 on the telegraph pole, the abutting rod 302 is arranged to position the mounting frame 301 and the telegraph pole, the first screw cap 302a is arranged to facilitate rotation of the abutting rod 302, the clamping plate 303 is arranged to fix the mounting frame 301 on the telegraph pole, the threaded rod 304 is arranged to drive the clamping plate 303 to move, and the second screw cap 304a is arranged to facilitate rotation of the threaded rod 304.

[0047] Further, the top of the mounting sleeve 1 is fixedly connected with a fixing rod 301a around the periphery in the vertical direction, and the top end of the fixing rod 301a is fixedly connected with the bottom of the mounting sleeve 1 around the periphery;

[0048] The bottom of the mounting frame 301 is fixedly connected with a second mounting seat 303a around the periphery, and the two sides between the adjacent second mounting seats 303a are fixedly connected with a third mounting rod 303b in the longitudinal direction, the outer wall of the third mounting rod 303b is movably sleeved with an ear seat 303c around the periphery, the top of the ear seat 303c is fixedly connected with the lower surface of the clamping plate 303 around the periphery, and the outer wall of the third mounting rod 303b is threadedly sleeved with a fastening nut 303d around the periphery, and the fastening nut 303d is attached to the end face of the ear seat 303c away from each other.

[0049] The remaining structure is the same as that of Embodiment 1.

[0050] The operation process of the embodiment is as follows: the mounting sleeve 1 is sleeved on the telegraph pole, the first screw cap 302a is rotated to drive the abutting rod 302 to move, so that the abutting rod 302 abuts against the outer wall of the telegraph pole on both sides, then the second screw cap 304a is rotated to drive the threaded rod 304 to move, the threaded rod 304 drives the clamping plate 303 to move, so that the clamping plate 303 abuts against the outer wall of the telegraph pole on the front and rear ends, and the fastening nut 303d is tightened, so that the clamping plate 303 is fixed between each other, thereby realizing the fixing of the mounting sleeve 1 on the telegraph pole.

[0051] In the description of the present specification, the description of the terms "one embodiment", "example", "specific example" and the like means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are contained in at least one embodiment or example of the present application. In the present specification, the illustrative description 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.

[0052] 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, nor limit the utility model to the specific embodiments described. Obviously, according to the content of the specification, many modifications and changes can be made. The embodiments are selected and described in the specification in order to better explain the principles and practical application of the utility model, so that the persons skilled in the art can well understand and utilize the utility model.

Claims

1. A disconnector crossarm, comprising a mounting sleeve (1), characterized in that: The mounting sleeve (1) is provided with crossbeam components (2) on both sides, and a fixing component (3) is provided at the bottom of the mounting sleeve (1). The crossarm assembly (2) includes a slider (201) vertically movably connected to the outer walls of both sides of the mounting sleeve (1) and an L-shaped frame (202) fixedly connected to the top sides of the mounting sleeve (1). An installation strip (203) is fixedly connected horizontally on the outer wall of the slider (201) away from the mounting sleeve (1). Multiple insulators (204) are fixedly connected horizontally at equal intervals on the top of the installation strip (203). An insulating pull rope (205) is fixedly connected to one end of the installation strip (203) away from the slider (201). The end of the insulating pull rope (205) away from the installation strip (203) is tied to the L-shaped frame (202). The fixing component (3) includes a mounting frame (301) fixedly connected to the bottom of the mounting sleeve (1), and abutment rods (302) are threaded through both outer walls of the mounting frame (301). One end of the abutment rod (302) extends to the inner center of the mounting frame (301) twice, and the other end of the abutment rod (302) is fixedly connected to a first swivel cap (302a). The front and rear ends of the mounting frame (301) are movably connected to clamps (303), and threaded rods (304) are threaded through the front and rear ends of the mounting frame (301). The end of the threaded rod (304) located outside the mounting frame (301) is fixedly connected to a second swivel cap (304a), and the end of the threaded rod (304) located inside the mounting frame (301) is fixedly connected to the back surface of the clamp (303).

2. The disconnector crossarm according to claim 1, characterized in that, The mounting sleeve (1) has a first mounting base (201a) fixedly connected to the upper and lower sides of the outer walls on both sides, and a slide rod (201b) is fixedly connected vertically between adjacent first mounting bases (201a). The slider (201) is movably sleeved on the outer wall of the slide rod (201b).

3. The disconnector crossarm according to claim 1, characterized in that, Multiple U-shaped frames (204a) are sleeved at equal intervals along the transverse direction on the outer wall of the mounting strip (203), and the bottom end of the insulator (204) is threaded into the threaded blind hole located on the longitudinal support arm of the U-shaped frame (204a).

4. The disconnector crossarm according to claim 1, characterized in that, The mounting strip (203) has multiple positioning holes (203a) at equal intervals along the horizontal direction on both the front and rear ends. The vertical support arm of the U-shaped frame (204a) is threaded with positioning bolts (204b), and one end of the positioning bolt (204b) is threaded into the interior of one of the positioning holes (203a).

5. A disconnector crossarm according to claim 1, characterized in that, The top of the L-shaped frame (202) is fixedly connected to a first mounting rod (202a) along the longitudinal direction, and one end of the insulating pull rope (205) is tied to the outer wall of the first mounting rod (202a).

6. The disconnector crossarm according to claim 1, characterized in that, The end of the mounting strip (203) away from the slider (201) is fixedly connected to a second mounting rod (203b), and a first collar (203c) is welded to the top of the second mounting rod (203b). A second collar (205a) is fitted on the outer wall of the first collar (203c), and the other end of the insulating pull rope (205) is fixedly connected to the second collar (205a).

7. The disconnector crossarm according to claim 1, characterized in that, The top four sides of the mounting sleeve (1) are all fixedly connected with fixing rods (301a) in the vertical direction, and the top ends of the fixing rods (301a) are fixedly connected to the bottom four sides of the mounting sleeve (1).

8. A disconnector crossarm according to claim 1, characterized in that, The bottom front and rear ends of the mounting frame (301) are fixedly connected to a second mounting seat (303a), and the two sides of the adjacent second mounting seats (303a) are fixedly connected to a third mounting rod (303b) along the longitudinal direction. The front and rear ends of the outer wall of the third mounting rod (303b) are movably fitted with ear seats (303c), and the top of the ear seats (303c) is fixedly connected to the two sides of the lower surface of the clamp plate (303). The outer wall of the third mounting rod (303b) is threaded with fastening nuts (303d), and the fastening nuts (303d) are respectively attached to the mutually distant end faces of the ear seats (303c).

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