CN109713629B - Cross arm assembly for electric power construction - Google Patents
Cross arm assembly for electric power construction Download PDFInfo
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- CN109713629B CN109713629B CN201811645514.7A CN201811645514A CN109713629B CN 109713629 B CN109713629 B CN 109713629B CN 201811645514 A CN201811645514 A CN 201811645514A CN 109713629 B CN109713629 B CN 109713629B
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- 238000010276 construction Methods 0.000 title claims abstract description 33
- 230000008093 supporting effect Effects 0.000 claims abstract description 57
- 238000010862 gear shaping Methods 0.000 claims description 26
- 230000000149 penetrating effect Effects 0.000 claims description 4
- 230000000694 effects Effects 0.000 abstract description 19
- 230000000712 assembly Effects 0.000 abstract description 3
- 238000000429 assembly Methods 0.000 abstract description 3
- 238000009434 installation Methods 0.000 abstract description 3
- 238000005457 optimization Methods 0.000 description 8
- ZZUFCTLCJUWOSV-UHFFFAOYSA-N furosemide Chemical compound C1=C(Cl)C(S(=O)(=O)N)=CC(C(O)=O)=C1NCC1=CC=CO1 ZZUFCTLCJUWOSV-UHFFFAOYSA-N 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
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- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The invention provides a cross arm assembly for electric power construction, which relates to the technical field of electric power installation devices and comprises a hoop holding assembly, at least one supporting assembly and a terminal adjusting assembly, wherein the supporting assembly is positioned between the hoop holding assembly and the terminal adjusting assembly, and the terminal adjusting assembly comprises a second disc-shaped seat, a terminal frame and a swing locking assembly. According to the cross arm assembly for power construction, the effect of fixing the cable on the electric pole is achieved through the hoop holding assembly, the supporting assembly is used for supporting the middle position of the cable, the supporting assemblies can be arranged in multiple numbers, multi-point supporting is facilitated, stress of the suspended position of the cable is reduced, the terminal adjusting assembly can swing to one side far away from the supporting assembly through single-direction hinging, further, the cable can be regularly tensioned and locked, the cable can be tensioned without disassembling a component, and power failure or potential safety hazards caused by continuous loosening of the cable are avoided.
Description
Technical Field
The invention belongs to the technical field of electric power installation devices, and particularly relates to a cross arm assembly for electric power construction.
Background
With the rapid development of electric power utilities, in order to ensure that more and more remote areas can use normally supplied electricity, power grids in these areas often need to be reformed, and because the population density in the areas is not large, the installation is often carried out by combining a wire pole with the wall body of the existing building in a comprehensive way when the cable is installed.
Disclosure of Invention
The invention aims to provide a cross arm assembly for power construction, which aims to solve the technical problem that a cable is easy to loosen after the cross arm assembly for power construction is used for a long time in the prior art.
In order to achieve the purpose, the invention adopts the technical scheme that: the utility model provides a cross arm subassembly for electric power construction, including set up in pole upper portion and be used for the hoop subassembly of holding tightly of supporting cable, at least one set up on the wall body and be used for the supporting component of supporting cable and set up on the wall body and be used for to keeping away from the terminal adjusting part of the end of supporting component one side tensile cable, the supporting component is located to hold tightly between hoop subassembly and the terminal adjusting part, the terminal adjusting part includes the second disk seat, set up in the terminal frame of second disk seat front end and set up the swing locking subassembly between second disk seat and terminal frame.
As further optimization, hold hoop assembly tightly including set up the staple bolt on the pole, set firmly in the staple bolt below and be used for the elasticity of bearing staple bolt to hold in the palm and set up in the staple bolt front side and be used for the first support of supporting cable, elasticity holds in the palm and bonds mutually with the pole.
As further optimization, first support is including the trapezoidal frame that is used for the via hole of bearing cable and set up in trapezoidal frame inside and along the bracing piece that the fore-and-aft direction set up, and trapezoidal frame is right trapezoid.
As a further optimization, the support assembly comprises a first disk-shaped seat for being plugged into the wall, a first support frame arranged outside the first disk-shaped seat and extending forwards, and a plurality of sleeves which penetrate through the first support frame along the direction perpendicular to the up-down direction and the front-back direction and are used for supporting the cables.
Preferably, the sleeve has flared portions at both ends thereof, the flared portions extending toward the outer periphery of the sleeve.
As a further optimization, the second disc-shaped seat comprises a round seat, a main gear shaping and a plurality of auxiliary gear shaping, wherein the back side face of the round seat is in contact fit with the wall body, the main gear shaping is arranged at the center of the back side of the round seat and is in plug-in connection with the wall body, and the auxiliary gear shaping is arranged on the periphery of the main gear shaping and is in plug-in connection with the wall body.
As a further optimization, the number of auxiliary cogs above the main cogs is greater than the number of auxiliary cogs above the main cogs.
As a further optimization, the swing locking assembly comprises a support arranged on the front side of the second disc-shaped seat, a first rotating shaft which penetrates through the support in the vertical direction and is connected with the support in a rotating mode, and a locking screw which penetrates through the side wall of the terminal frame and is arranged, and the inner end of the locking screw is abutted to the first rotating shaft.
As a further optimization, the swing locking assembly is a ratchet and pawl adjusting assembly, the ratchet and pawl adjusting assembly comprises a pawl hinged to the second disc-shaped seat, an elastic element arranged on one side of the pawl far away from the supporting assembly, two ends of the elastic element are respectively connected with the second disc-shaped seat and the pawl, a top plate fixedly arranged on the front side of the second disc-shaped seat and located above the pawl, a bottom plate fixedly arranged on the front side of the second disc-shaped seat and located below the pawl, a second rotating shaft rotatably connected with the top plate and the bottom plate respectively, and a ratchet fixedly arranged on the outer side of the second rotating shaft and used for being meshed with the pawl, and the terminal frame is fixedly connected with the front.
As a further optimization, the outer end of the terminal frame is also provided with a driving spanner arranged along the front-back direction.
The cross arm assembly for electric power construction provided by the invention has the beneficial effects that: according to the cross arm assembly for power construction, the effect of fixing the cable on the electric pole is achieved through the hoop holding assembly, the supporting assembly is used for supporting the middle position of the cable, the supporting assemblies can be arranged in multiple numbers, multi-point supporting is facilitated, stress of the suspended position of the cable is reduced, the terminal adjusting assembly can swing to one side far away from the supporting assembly through single-direction hinging, further, the cable can be regularly tensioned and locked, the cable can be tensioned without disassembling a component, and power failure or potential safety hazards caused by continuous loosening of the cable are avoided.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive exercise.
Fig. 1 is a schematic front view of a cross arm assembly for power construction according to an embodiment of the present invention;
FIG. 2 is a schematic top view of the structure of FIG. 1;
FIG. 3 is a left side elevational schematic view of the band clamp assembly of FIG. 1;
FIG. 4 is a left side view of the support assembly of FIG. 1;
FIG. 5 is a left side view of the terminal adjustment assembly of FIG. 1;
FIG. 6 is a schematic sectional view A-A of FIG. 5;
FIG. 7 is a rear view of the second disc-shaped seat of FIG. 6;
fig. 8 is a schematic top cross-sectional structural view of a terminal adjustment assembly in another embodiment of a cross arm assembly for power construction according to an embodiment of the present invention;
wherein, in the figures, the respective reference numerals:
100-a band-type hoop assembly; 110-anchor ear; 120-an elastic support; 130-a first bracket; 131-a ladder frame; 132-a support bar; 200-a support assembly; 210-a first disc-shaped seat; 220-a first support frame; 230-a cannula; 231-flared portion; 300-terminal adjustment assembly; 310-a second disc-shaped seat; 311-round seat; 312 — main gear shaping; 313-auxiliary gear shaping; 320-terminal rack; 321-a driving wrench; 330-ratchet-pawl adjustment assembly; 331-a pawl; 332-a resilient element; 333-top plate; 334-a bottom plate; 335-a ratchet wheel; 336-a rotating shaft; 341-a scaffold; 342-a first shaft; 343-locking screws; 600-pole; 700-a wall body; 800-cable.
Detailed Description
In order to make the technical problems, technical solutions and advantageous effects to be solved by the present invention more clearly apparent, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Referring to fig. 1 to 8 together, a cross arm assembly for power construction according to the present invention will now be described. The cross arm assembly for power construction comprises a hoop component 100 which is arranged on the upper portion of an electric pole 600 and used for supporting a cable 800, at least one supporting component 200 which is arranged on a wall body 700 and used for supporting the cable 800 and a terminal adjusting component 300 which is arranged on the wall body 700 and used for stretching the end head of the cable 800 to one side far away from the supporting component 200, wherein the supporting component 200 is positioned between the hoop component 100 and the terminal adjusting component 300, and the terminal adjusting component 300 comprises a second disc-shaped seat 310, a terminal frame 320 arranged at the front end of the second disc-shaped seat 310 and a swing locking component arranged between the second disc-shaped seat 310 and the terminal frame 320. It will be understood that when an element is referred to as being "disposed on" another element, it can be directly on the other element or be indirectly on the other element. The terms "upper", "lower", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing and simplifying the description, but do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention. Hold hoop assembly tightly and can carry out good contact with the pole, be convenient for realize being connected with the stability of pole, and supporting component is used for effectively being connected with the wall, the realization is to the effective support at cable middle part, terminal adjusting part then can realize the effective connection with the end position of cable, and can realize the effect that makes the front end of terminal frame move and lock to keeping away from supporting component one side through swing locking subassembly, can carry out effectual tensioning to the cable, guarantee that the cable can not produce too much not hard up yet and sink receiving sleet pressure, guarantee the normal use of cable and the stable power supply of cable.
The terminal adjusting device is connected with the wall body by using the second disc-shaped seat similar to the first disc-shaped seat, the terminal frame can effectively fix the end of a cable, the swing locking assembly between the second disc-shaped seat 310 and the terminal frame 320 can swing the terminal frame 320 to the direction far away from the supporting assembly, and further the loose cable is straightened.
Compared with the prior art, the cross arm assembly for power construction provided by the invention has the advantages that the effect of fixing the cable 800 on the electric pole 600 is realized through the hoop component 100, the middle position of the cable 800 is supported by the support component 200, the plurality of support components 200 can be arranged, multi-point support is facilitated, the stress of the suspended position of the cable 800 is reduced, the terminal adjusting component 300 can swing to one side far away from the support component 100 through single-direction hinged swing, the cable 800 can be tensioned regularly, the cable 800 can be tensioned without disassembling components, and the problem of power failure or potential safety hazard caused by continuous loosening of the cable 800 is avoided.
Referring to fig. 1 and 3 together, as an embodiment of the cross arm assembly for electric power construction provided by the present invention, the hoop holding assembly 100 includes a hoop 110 disposed on an electric pole 600, an elastic support 120 fixed below the hoop 110 and used for supporting the hoop 110, and a first support 130 disposed at the front side of the hoop 110 and used for supporting a cable 800, wherein the elastic support 120 is adhered to the electric pole 600. The staple bolt is embraced tightly to the pole from the periphery direction, the staple bolt adopts two semicircular half-cylinder rings articulated form each other, its inboard realizes inseparable enclasping with the outer wall of pole, and the bolt nut through the other end carries out the locking of two half-cylinder rings, the setting that elasticity held in the palm can be effectual carries out effectual bearing to it from the below of staple bolt, avoid the sunken problem of staple bolt atress, elasticity holds in the palm simultaneously and adopts flexible component such as rubber, can and carry out good fixing through the bonding between the pole. In order to avoid overlarge deformation of the upper surface of the elastic support, the supporting plate which is vertical to the vertical direction and is in contact fit with the ground of the hoop can be arranged on the upper surface of the elastic support, so that the supporting plate has better supporting strength. At least two elastic supports 120 are arranged in the vertical direction, and the section of the elastic sleeve support 130 is rectangular. In order to guarantee the supporting effect of the elastic support to the hoop from the lower part, the elastic support can be set into two mutually-overlapped modes, and can be stably connected with the electric pole through respective bonding effect with the electric pole, so that the stable support of the hoop from the lower part is realized.
Referring to fig. 1 and 3 together, as an embodiment of the cross arm assembly for power construction provided by the present invention, the first bracket 130 includes a trapezoid frame 131 having a through hole for supporting the cable 800 and a support rod 132 disposed inside the trapezoid frame 131 and arranged along a front-rear direction, and the trapezoid frame 131 is a right trapezoid. First support is the form of right trapezoid, can carry out good fixed with the outer peripheral face of staple bolt on the one hand, can link to each other through the welding between the two, and the right angle limit of trapezoidal frame and the outer peripheral face of staple bolt carry out effectual welding, guarantee joint strength, and the bracing piece that sets up in trapezoidal frame then can be connected the right angle limit and the hypotenuse of trapezoidal frame, guarantees the bulk strength of first support, has the better bearing effect to the cable. The trapezoidal frame is provided with a plurality of through holes which are penetrated through by the cables, and the main shafts of the through holes are arranged along the directions vertical to the up-down direction and the front-back direction and are used for supporting the middle parts of the cables.
Referring to fig. 1, 2 and 4 together, as an embodiment of the cross arm assembly for power construction provided by the present invention, the support assembly 200 includes a first disk seat 210 for being inserted into a wall 700, a first support frame 220 disposed outside the first disk seat 210 and extending forward, and a plurality of sleeves 230 disposed through the first support frame 220 along a direction perpendicular to the up-down direction and the front-back direction and for supporting cables 800. In the description of the present invention, "a number" means two or more unless specifically limited otherwise. The setting of first discoid seat can realize utilizing the effect that the whole plane of circular component contacted with the wall, and first support frame carries out fixed connection with first discoid frame, can weld or bolted connection, and the sleeve pipe runs through first support frame setting, can support the periphery of cable through sheathed tube inner wall, plays increase area of contact's effect, also can be at the problem that surface cable self is lax to a certain extent. The first disc-shaped seat is provided with a plurality of gear shaping teeth which can be inserted into the wall body to ensure the connection effect of the supporting component and the wall corner, and the effect of fastening connection with the wall corner is realized.
Referring to fig. 1, 2 and 4 together, as an embodiment of the cross arm assembly for power construction according to the present invention, flared portions 231 extending to the outer circumference of the bushing 230 are provided at both ends of the bushing 230. The flaring portion that sheathed tube both ends set up can form effectual guide effect to the cable, avoids the terminal surface department at sheathed tube both ends too sharply to cut and then lead to the outside impaired of cable to the outer wall of cable, influences the problem of cable safety in utilization.
Referring to fig. 6 to 7, in an embodiment of the cross arm assembly for power construction provided by the present invention, the second disc-shaped seat 310 includes a circular seat 311 having a rear side surface contacting and matching with the wall 700, a main gear 312 disposed at a center of the rear side of the circular seat 311 and inserted into the wall 700, and a plurality of auxiliary gears 313 disposed at a periphery of the main gear 312 and inserted into the wall 700. The main gear shaping and the auxiliary gear shaping are combined, the length of the main gear shaping is larger than that of the auxiliary gear shaping, meanwhile, the sectional area of the main gear shaping on the longitudinal section perpendicular to the front-back direction is also larger than that of the auxiliary gear shaping on the section, the inserting effect better than that of the auxiliary gear shaping is achieved, and the auxiliary gear shaping can assist the main gear shaping to fix the second disc-shaped seat on a wall body.
Referring to fig. 7, as an embodiment of the cross arm assembly for electric power construction according to the present invention, the number of the auxiliary gear teeth 313 located above the main gear teeth 312 is greater than the number of the auxiliary gear teeth 313 located above the main gear teeth 312. The auxiliary gear shaping needs to be arranged in more numbers above the main gear shaping so as to avoid the condition that the upper end of the second disc-shaped seat tilts towards the outside and ensure good fixing effect.
Referring to fig. 8, the swing locking assembly includes a bracket 341 disposed at the front side of the second disc-shaped seat 310, a first rotating shaft 342 penetrating the bracket 341 in the vertical direction and rotatably connected to the bracket 341, and a locking screw 343 penetrating the sidewall of the terminal holder 320 and having an inner end abutting against the first rotating shaft 342. The first rotating shaft is connected with the second disc-shaped seat through the bracket, and the locking screw arranged on the terminal frame can form a good locking effect with the first rotating shaft, so that the effective tensioning of the cable is ensured.
Referring to fig. 5 and 6 together, as an embodiment of the cross arm assembly for power construction provided by the present invention, the swing locking assembly is a ratchet and pawl adjusting assembly 330, the ratchet and pawl adjusting assembly 330 includes a pawl 331 hinged to the second disc-shaped seat 310, an elastic element 332 disposed on a side of the pawl 331 away from the support assembly 200 and having two ends respectively connected to the second disc-shaped seat 310 and the pawl 331, a top plate 333 fixed to a front side of the second disc-shaped seat 310 and located above the pawl 331, a bottom plate 334 fixed to a front side of the second disc-shaped seat 310 and located below the pawl 331, a second rotating shaft 336 rotatably connected to the top plate 333 and the bottom plate 334, and a ratchet 335 fixed to an outer side of the second rotating shaft 336 and engaged with the pawl 331, and the terminal frame 320 is fixedly connected to a front side of the ratchet 335. The ratchet of ratchet pawl adjusting part adopts the form articulated with the front end of second disk seat to realize the taut effect to the pawl through elastic element, the ratchet realizes the articulated effect with the ratchet through the roof and the bottom plate of upper and lower both sides, normal running fit between the second pivot of worm wheel center department and roof and the bottom plate realizes good articulated, when needing to pull the front end of terminal frame to keeping away from supporting component one side, then utilize the ratchet to follow anticlockwise rotation one tooth, and utilize the pawl to carry out chucking and locking to the ratchet, realize the position control of terminal frame.
Referring to fig. 1 and 5, as an embodiment of the cross arm assembly for power construction provided by the present invention, the outer end of the terminal frame 320 is further provided with a driving wrench 321 arranged along the front-back direction. In order to facilitate the pulling of the outer end of the terminal frame to the side far away from the supporting component, a driving wrench is further arranged at the outer end of the terminal frame 320, so that the force application effect of an operator is facilitated. The spanner can adopt a cylindrical form extending towards the front side, and can also adopt an annular component easy to pull, so that the spanner can realize the functions of convenient pulling and convenient operation.
According to the cross arm assembly for power construction, the effect of fixing the cable on the electric pole is achieved through the hoop holding assembly, the supporting assembly is used for supporting the middle position of the cable, the supporting assemblies can be arranged in multiple numbers, multi-point supporting is facilitated, stress of the suspended position of the cable is reduced, the terminal adjusting assembly can swing to one side far away from the supporting assembly through single-direction hinging, further, the cable can be regularly tensioned and locked, the cable can be tensioned without disassembling a component, and power failure or potential safety hazards caused by continuous loosening of the cable are avoided.
The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions and improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. Cross arm subassembly for electric power construction, its characterized in that: the terminal adjusting device comprises a clasping hoop component (100) arranged on the upper part of an electric pole (600) and used for supporting a cable (800), at least one supporting component (200) arranged on a wall body (700) and used for supporting the cable (800), and a terminal adjusting component (300) arranged on the wall body (700) and used for stretching the end head of the cable (800) to the side far away from the supporting component (200), wherein the supporting component (200) is positioned between the clasping hoop component (100) and the terminal adjusting component (300), and the terminal adjusting component (300) comprises a second disc-shaped seat (310), a terminal frame (320) arranged at the front end of the second disc-shaped seat (310) and a swing locking component arranged between the second disc-shaped seat (310) and the terminal frame (320); the swing locking component is a ratchet and pawl adjusting component (330), the ratchet and pawl adjusting component (330) comprises a pawl (331) hinged with the second disc-shaped seat (310), an elastic element (332) arranged on one side of the pawl (331) far away from the supporting component (200) and two ends of the elastic element are respectively connected with the second disc-shaped seat (310) and the pawl (331), and a top plate (333) fixedly arranged on the front side of the second disc-shaped seat (310) and positioned above the pawl (331), the terminal rack is characterized by comprising a bottom plate (334) fixedly arranged on the front side of the second disc-shaped seat (310) and positioned below the pawl (331), a second rotating shaft (336) respectively connected with the top plate (333) and the bottom plate (334) in a rotating mode, and a ratchet wheel (335) fixedly arranged on the outer side of the second rotating shaft (336) and used for being meshed with the pawl (331), wherein the terminal rack (320) is fixedly connected with the front side of the ratchet wheel (335).
2. The cross arm assembly for electric power construction of claim 1, wherein: embrace hoop subassembly (100) tightly including set up in staple bolt (110) on pole (600), set firmly in staple bolt (110) below just is used for the bearing the elasticity of staple bolt (110) holds in the palm (120) and set up in staple bolt (110) front side just is used for supporting first support (130) of cable (800), elasticity hold in the palm (120) with pole (600) bond mutually.
3. The cross arm assembly for electric power construction of claim 2, wherein: the first support (130) comprises a trapezoid frame (131) and a support rod (132), wherein the trapezoid frame (131) is provided with a through hole for supporting the cable (800), the support rod (132) is arranged inside the trapezoid frame (131) and arranged along the front-back direction, and the trapezoid frame (131) is in a right trapezoid shape.
4. The cross arm assembly for electric power construction of claim 1, wherein: the supporting component (200) comprises a first disc-shaped seat (210) which is used for being plugged with the wall body (700), a first supporting frame (220) which is arranged on the outer side of the first disc-shaped seat (210) and extends forwards, and a plurality of sleeves (230) which penetrate through the first supporting frame (220) along the direction vertical to the up-down direction and the front-back direction and are used for supporting the cable (800).
5. The cross arm assembly for electric power construction of claim 4, wherein: flared portions (231) extending to the outer periphery of the sleeve (230) are provided at both ends of the sleeve (230).
6. The cross arm assembly for electric power construction of claim 1, wherein: the second disc-shaped seat (310) comprises a round seat (311) with the back side surface in contact fit with the wall body (700), a main gear shaping (312) arranged at the center of the back side of the round seat (311) and inserted into the wall body (700), and a plurality of auxiliary gear shaping (313) arranged on the periphery of the main gear shaping (312) and inserted into the wall body (700).
7. The cross arm assembly for electric power construction of claim 6, wherein: the number of the auxiliary gear shaping teeth (313) positioned above the main gear shaping teeth (312) is greater than the number of the auxiliary gear shaping teeth (313) positioned below the main gear shaping teeth (312).
8. The cross arm assembly for electric power construction as claimed in claim 1, wherein the swing locking assembly comprises a bracket (341) provided at a front side of the second disc-shaped seat (310), a first rotating shaft (342) vertically penetrating the bracket (341) and rotatably connected to the bracket (341), and a locking screw (343) penetrating a side wall of the terminal holder (320) and having an inner end abutting against the first rotating shaft (342).
9. The cross arm assembly for electric power construction of claim 1, wherein: the outer end of the terminal frame (320) is also provided with a driving wrench (321) arranged along the front-back direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811645514.7A CN109713629B (en) | 2018-12-30 | 2018-12-30 | Cross arm assembly for electric power construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811645514.7A CN109713629B (en) | 2018-12-30 | 2018-12-30 | Cross arm assembly for electric power construction |
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| Publication Number | Publication Date |
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| CN109713629A CN109713629A (en) | 2019-05-03 |
| CN109713629B true CN109713629B (en) | 2020-10-09 |
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| CN112018717B (en) * | 2020-08-27 | 2022-01-14 | 广东电网有限责任公司 | Cable joint protector |
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| CN203760908U (en) * | 2013-11-27 | 2014-08-06 | 国家电网公司 | Cement pole crossarm installation tool |
| CN105024313A (en) * | 2015-06-23 | 2015-11-04 | 国家电网公司 | Terminal-adjustable cable head fixing device for tubular pole |
| CN105048377B (en) * | 2015-08-27 | 2017-12-22 | 国网山东夏津县供电公司 | A kind of low voltage house line fixing device |
| CN206806926U (en) * | 2017-04-20 | 2017-12-26 | 国家电网公司 | Service conductor cable stationary barrier device |
| CN207160725U (en) * | 2017-08-01 | 2018-03-30 | 诸暨越博企业管理咨询有限公司 | A kind of steel tube tower rotates cross-arm |
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