CN111541213B - Be applied to overhead line's electric power fitting - Google Patents
Be applied to overhead line's electric power fitting Download PDFInfo
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- CN111541213B CN111541213B CN202010403052.9A CN202010403052A CN111541213B CN 111541213 B CN111541213 B CN 111541213B CN 202010403052 A CN202010403052 A CN 202010403052A CN 111541213 B CN111541213 B CN 111541213B
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G7/00—Overhead installations of electric lines or cables
- H02G7/12—Devices for maintaining distance between parallel conductors, e.g. spacer
- H02G7/125—Damping spacers
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- Suspension Of Electric Lines Or Cables (AREA)
Abstract
The invention discloses an electric power fitting applied to an overhead line, and relates to the field of electric power fittings. The invention can flexibly adjust the number of the rotating support assemblies according to the number of the overhead line cables, meets the interval installation requirements of various overhead lines, ensures enough supporting interval strength by the interval buffer assembly and the rotating support assemblies, can perform small-range rotation and elastic buffer force unloading, protects interval hardware and power cables, reduces power faults, and is suitable for popularization and use.
Description
Technical Field
The invention relates to the field of electric power fittings, in particular to an electric power fitting applied to an overhead line.
Background
An electric power fitting is a metal accessory which is used for connecting and combining various devices in an electric power system and plays a role in transmitting mechanical load, electrical load and certain protection. The widely used metal accessories of iron or aluminum for the power transmission line are collectively called as hardware fittings. The hardware has a variety of types and uses, for example, various wire clamps for installing wires, various suspension loops for forming insulator strings, various crimping tubes and repairing tubes for connecting wires, various spacers on split wires, and the like, and various stay wire hardware for towers and the size of the protection wires are related and need to be matched with each other.
In an overhead line, often need aerial connection, installation multiunit power cable, need install the interval gold utensil between the multiunit power cable, prevent the condition that the cable contacts each other and causes the short circuit, most structures of current interval gold utensil are fixed, can't adjust according to the quantity of connecting cable, therefore need design the interval gold utensil of multiple specification in order to satisfy the user demand, will lead to the research and development expense of gold utensil like this, the production cost improves, the cable receives the influence of horizontal wind-force and vertical gravity in the air and can produce the swing of certain range, traditional interval gold utensil does not possess the effect of buffering and unloading, it is very easy to cause the cable to break because of the cutting force with the gold utensil junction for a long time in the past, and the interval gold utensil is used for its too high rigidity intensity and also very easy to cause its fracture, lose the interval effect, cause adjacent cable to contact circuit fault such as short circuit, therefore, an electric power fitting applied to an overhead line is designed to solve the problem.
Disclosure of Invention
The invention aims to solve the problems that the traditional spacing hardware does not have the function of buffering and unloading, the joint of a cable and the hardware is damaged or even broken due to cutting force, and the spacing hardware is used for easily causing the breakage of the spacing hardware due to the overhigh rigidity strength, so that adjacent cables are contacted to cause short circuit and other circuit faults, and the power hardware applied to an overhead line in the prior art.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides a be applied to overhead line's electric power fitting, includes supporting ring body, rotation supporting component and interval buffering subassembly, the fixed enhancement support frame that is provided with in middle part of the supporting ring body, the detachable rotation of rotation supporting component's lower extreme is installed on the lateral wall of the supporting ring body, just rotation supporting component is provided with a plurality ofly along the supporting ring body equidistance, the fixed detachable hoop of holding tightly that is provided with in upper end of rotation supporting component, and power cable pass hold the hoop tightly and with hold hoop fixed connection tightly, two liang all rotate through the rotating pin between the rotation supporting component and install interval buffering subassembly, the interval buffering subassembly is separated adjacent rotation supporting component and is prevent wind the buffering through elastic expansion and contraction and unload the power.
Preferably, the rotation supporting component comprises a rotation base, an elastic telescopic supporting rod and a holding hoop, the rotation base is rotatably installed on the side wall of the supporting ring body, the holding hoop is fixedly arranged at the upper end of the elastic telescopic supporting rod, a third screw hole is formed in the rotation base, a bolt is fixedly arranged at the lower end of the elastic telescopic supporting rod, and the lower end of the elastic telescopic supporting rod is connected with the three screw holes in the rotation base through the bolt.
Preferably, the rotation base includes rotation axis, the spacing dish of activity and fixed spacing dish, the passageway that runs through is seted up along its axle center to the rotation axis, the fixed gag lever post that is provided with in the centre of a circle department of fixed spacing dish, the other end of gag lever post is equipped with the buckle that card hole and cooperation card hole used, the screw is attacked to the other end of gag lever post, and the centre of a circle department of the spacing dish of activity has seted up spacing screw, gag lever post and the spacing dish threaded connection of activity, transversely set up the perforation of lining up that the gag lever post can pass on the bolt.
Preferably, the lateral wall equidistance interval of support ring body is equipped with the semi-arc and rotates the groove, screw one has all been seted up to the both sides in semi-arc rotation groove, and installs the retaining member through screw one, the detachable rotation of lower extreme that rotates supporting component is installed and is spacing at semi-arc rotation inslot and by the retaining member.
Preferably, the retaining member includes the arc, the both ends of arc all are provided with screw two, the rotation notch has been seted up at the middle part of arc, and the both sides integral type that rotates the notch is provided with semi-arc baffle, semi-arc spacing groove has been seted up to semi-arc baffle's inboard, semi-arc spacing groove and semi-arc rotation groove constitute complete annular spacing hole jointly, the rotation axis rotates to be installed in annular spacing downthehole.
Preferably, the rotating base comprises a rotating shaft and a limiting disc fixedly connected with two ends of the rotating shaft, and the rotating shaft is rotatably installed on the side wall of the supporting ring body.
Preferably, the outer side wall of the support ring body is provided with integrated rotating rings at equal intervals, the outer side wall of each rotating ring is provided with an arc-shaped groove opening, and the rotating shaft rotates in the arc-shaped groove openings.
Preferably, the elastic telescopic strut comprises a female rod, a sub-rod and a telescopic spring I, the female rod is of a hollow structure with one end open, the telescopic spring I is installed in the hollow structure of the female rod, one end of the sub-rod is movably inserted into the female rod through an opening and is fixedly connected with the telescopic spring, the other end of the sub-rod is fixedly installed with an embracing hoop, and the closed end of the female rod is connected with the rotary base through threads.
Preferably, the clasping hoop comprises a fixed semi-ring plate, a movable semi-ring plate and fixing lugs, wherein the fixing lugs provided with threaded holes are arranged on two sides of the fixed semi-ring plate and two sides of the movable semi-ring plate, the fixed semi-ring plate is fixedly arranged at the upper end of the sub-rod, and the movable semi-ring plate is butted on the fixed semi-ring plate and passes through the threaded holes in the fixing lugs through screws to be fixed.
Preferably, the interval buffering subassembly includes bracing piece, expanding spring two and telescopic link, flexible chamber has all been seted up at the both ends of bracing piece, flexible intracavity fixed mounting has expanding spring two, two the equal activity of flexible intracavity is provided with the telescopic link, and telescopic link and two fixed connection of expanding spring, two the telescopic link is located flexible intracavity one end and rotates through the round pin axle with the elastic expansion branch of both sides respectively and be connected.
The invention has the beneficial effects that:
1. the rotary supporting components are detachably arranged on the supporting ring body, the corresponding mounting number of the rotary supporting components can be adjusted according to the number of cables of the overhead line, one specification meets the spacing requirements of cables with various numbers, the adjustment is flexible, and the application range of the device is improved;
2. be provided with interval buffering subassembly between the rotation supporting component, rotation supporting component itself can carry out the rotation and the elastic buffer of certain angle, and cooperation interval buffering subassembly can enough play the effect of interval separation to the cable, can make its holding structure support intensity again, prevents that the cable contact from causing power failure, has prolonged electric power fitting's life.
The invention has novel design, simple structure and convenient and fast use, can flexibly adjust the number of the rotating support assemblies according to the number of the cables of the overhead lines, meets the interval installation requirements of various overhead lines, and simultaneously can rotate and elastically buffer the force to be removed in a small range by the interval buffer assembly and the rotating support assemblies while ensuring enough supporting interval strength, thereby protecting interval hardware and power cables, reducing power failure and being suitable for popularization and use.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of a spacer-damper assembly according to the present invention;
FIG. 3 is a cross-sectional view of a spacer-bumper assembly of the present invention;
FIG. 4 is a schematic structural view of the rotary support assembly of the present invention;
FIG. 5 is a plan cross-sectional view of the rotary support assembly of the present invention;
FIG. 6 is a schematic structural diagram of a support ring according to a first embodiment of the present invention;
FIG. 7 is a schematic view of a lock member according to a first embodiment of the present invention;
FIG. 8 is a schematic plan view of a locking member according to a first embodiment of the present invention;
FIG. 9 is a schematic structural diagram of a rotating base according to an embodiment of the present invention;
FIG. 10 is an assembled end view of the rotating base according to the first embodiment of the present invention;
FIG. 11 is a schematic structural diagram of a rotating base according to a second embodiment of the present invention;
FIG. 12 is a schematic structural view of a support ring body according to a third embodiment of the present invention;
fig. 13 is a side view of a support ring body in accordance with a third embodiment of the present invention.
In the figure:
1 support ring body
101 a semi-arc rotating groove; 102 a first screw hole; 103 a rotating ring; 104 an arc-shaped notch;
2 rotating support assembly
201 an elastically telescopic strut;
2010, a female rod; 2011 sub-rods; 2012 an expansion spring I;
202 fixing the semi-ring plate; 203 a movable semi-ring plate; 204 fixing ear; 205 bolts; 206 a rotating shaft; 207 screw hole III; 208 a limiting disc; 209 punching; 211 a channel; 212 a limiting rod; 213 fixing the limiting disc; 214 threads; 215 a clamping hole; 216, buckling; 217 movable limiting disc; 218 limiting screw holes;
3 interval buffer assembly
301 supporting rods; 302 a telescoping lumen; 303, a second telescopic spring; 304 telescoping rods;
4 locking piece
401 arc-shaped plates; 402 rotating the notch; 403 semi-arc baffles; 404 a semi-arc shaped limit groove; 405 a screw hole II;
5 reinforced support frame
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Fig. 1 to 13 are schematic structural diagrams of a plurality of embodiments of the present invention, particularly illustrating structures of the embodiments, and the present invention relates to a power fitting applied to an overhead line, which flexibly mounts a rotation support assembly for spacing cables according to the number of cables of the overhead line, and simultaneously protects the spacing fitting and the power cable by performing a small range of rotation and elastic buffer unloading force through a spacing buffer assembly rotatably mounted between the rotation support assembly and the rotation support assembly while ensuring the spacing support strength, thereby reducing power failure.
Example one
Referring to fig. 1-10, including support ring body 1, rotation supporting component 2 and interval buffering subassembly 3, the middle part of support ring body 1 is fixed to be provided with strengthens support frame 5, all rotates between two liang of rotation supporting components 2 through the rotational pin and rotates and install interval buffering subassembly 3, and interval buffering subassembly 3 separates adjacent rotation supporting component 2 and prevents wind the buffering through elastic expansion and contraction and unloads the power.
The rotation supporting component 2 includes the rotation base, elastic telescopic strut 201 and the hoop of holding tightly, rotates the base and rotates and install on the lateral wall of the support ring body 1, holds tightly to hoop fixed the setting in the upper end of elastic telescopic strut 201, has seted up three screw 207 on the rotation base, and the lower extreme of elastic telescopic strut 201 is fixed and is provided with bolt 205, and the lower extreme of elastic telescopic strut 201 passes through bolt 205 and the three 207 threaded connection of screw on the rotation base, can dismantle and assemble.
Elastic telescopic strut 201 includes female pole 2010, son pole 2011 and a first 2012 of expanding spring, and female pole 2010 is the open-ended hollow structure of one end, and a 2012 of expanding spring is installed in the hollow structure of female pole 2010, and the one end of son pole 2011 is passed through the opening activity and is inserted in female pole 2010 and with a 2012 fixed connection of expanding spring, and the other end fixed mounting of son pole 2011 has the hoop of embracing tightly, female pole 2010 blind end and rotating base threaded connection.
The clasping hoop comprises a fixed semi-annular plate 202, a movable semi-annular plate 203 and a fixed ear 204, both sides of the fixed semi-annular plate 202 and the movable semi-annular plate 203 are provided with the fixed ear 204 with a threaded hole, the fixed semi-annular plate 202 is fixedly arranged at the upper end of a sub-rod 2011, the movable semi-annular plate 203 is butted on the fixed semi-annular plate 202 and passes through the threaded hole in the fixed ear 204 through a screw to be fixed, and the clasping hoop can lock and fix the power cable.
The rotating base comprises a rotating shaft 206, a movable limiting disc 217 and a fixed limiting disc 213, the rotating shaft 206 is provided with a through channel 211 along the axis, a limiting rod 212 is fixedly arranged at the center of a circle of the fixed limiting disc 213, the other end of the limiting rod 212 is provided with a clamping hole 215 and a buckle 216 matched with the clamping hole 215 for use, the other end of the limiting rod 212 is provided with a thread 214, a limiting screw hole 218 is formed in the center of a circle of the movable limiting disc 217, the limiting rod 212 is in threaded connection with the movable limiting disc 217, and a through hole 209 which can be penetrated by the limiting rod 212 is transversely formed in the bolt 205.
The lateral wall equidistance interval of support ring body 1 is equipped with half arc and rotates groove 101, and screw 102 has all been seted up to the both sides in half arc rotation groove 101, and installs retaining member 4 through screw 102, and the detachable rotation of lower extreme that rotates supporting component 2 is installed in half arc rotation groove 101 and is spacing by retaining member 4.
Retaining member 4 includes arc 401, and the both ends of arc 401 all are provided with two 405 of screw, and rotation notch 402 has been seted up at arc 401's middle part, and the both sides integral type that rotates notch 402 is provided with half arc baffle 403, and half arc spacing groove 404 has been seted up to half arc baffle 403's inboard, and half arc spacing groove 404 constitutes complete annular spacing hole jointly with half arc rotation groove 101, and rotation axis 206 rotates to be installed in annular spacing downthehole.
When the electric power fitting is installed, according to the number of overhead line cables, firstly, the rotary support assembly 2 is assembled, when the assembly is carried out, the rotary shaft 206 is placed into the semi-arc-shaped rotary groove 101, the screw penetrates through the first screw hole 102 and the second screw hole 405 to lock the locking member 4 at the semi-arc-shaped rotary groove 101, the semi-arc-shaped limiting groove 404 on the locking member 4 and the semi-arc-shaped rotary groove 101 on the support ring body 1 form a complete annular limiting hole together, the rotary shaft 206 is positioned in the annular limiting hole, then, the bolt 205 at the lower end of the elastic telescopic support rod 201 is screwed into the third screw hole 207 on the rotary shaft 206, meanwhile, the through hole 209 on the bolt 205 and the channel 211 are positioned on the same straight line, then, the limiting rod 212 penetrates through the through hole 209 and the channel 211, the movable limiting disc 217 is connected with the thread 214 at the end of the limiting rod 212 through the limiting screw hole 218 at the center, at the moment, the buckle 216 penetrates through the buckle hole 215, and the lower end of the buckle 216 is turned over structure towards two sides, the assembly of the rotary support component 2 is completed, and the rotary support component 2 with the design can prevent the bolt 205 and the screw hole III 207 on the rotating shaft 206 from loosening after long-time use, so that the effect of rotating the rotary support component 2 is caused, and the connection strength between the bolt 205 and the screw hole III 207 is improved; next, the interval buffering component 3 is rotatably installed between the adjacent rotating supporting components 2, the telescopic rods 304 at two ends of the interval buffering component 3 are rotatably connected with the outer wall of the adjacent female rod 2010 through rotating pins, the interval buffering component 3 is installed, finally, the cable is placed in the fixed semi-ring plate 202, the movable semi-ring plate 203 covers the cable, the screw holes in the fixing lugs 204 are penetrated through screws, the cable is fixed under the combined action of the fixed semi-ring plate 202 and the movable semi-ring plate 203, and the installation of the interval hardware fitting is completed.
Example two
Referring to fig. 1 to 11, in the present embodiment, the structural design of the support ring body 1 and the spacing buffer assembly 3 is the same as that of the first embodiment, except that the structure of the rotation support assembly 2 is different, in the present embodiment, the rotation base includes a rotation shaft 206 and a limiting disc 208 fixedly connected to both ends, and the rotation shaft 206 is rotatably mounted on the side wall of the support ring body 1. In this embodiment, the rotation support assembly 2 is assembled, the rotation shaft 206 is directly placed into the semi-arc-shaped rotation groove 101, the screw penetrates through the first screw hole 102 and the second screw hole 405 to lock the locking member 4 at the semi-arc-shaped rotation groove 101, the semi-arc-shaped limiting groove 404 on the locking member 4 and the semi-arc-shaped rotation groove 101 on the support ring body 1 jointly form a complete annular limiting hole, the rotation shaft 206 is located in the annular limiting hole, then the bolt 205 at the lower end of the elastic telescopic supporting rod 201 is screwed into the third screw hole 207 on the rotation shaft 206, the assembly of the rotation support assembly 2 in this embodiment is completed, and the installation of the rotation support assembly 2 in this embodiment is rapid and convenient.
EXAMPLE III
Referring to fig. 1-5, 12 and 13, in the present embodiment, the structural design of the spacing buffer assembly 3 is the same as that of the rotation support assembly 2 in the first embodiment, except that the structure of the support ring body 1 in the present embodiment is different, in the present embodiment, the outer side wall of the support ring body 1 is provided with the integral rotation ring 103 at equal intervals, the outer side wall of the rotation ring 103 is provided with the arc-shaped notch 104, and the rotation shaft 206 rotates in the arc-shaped notch 104.
In this embodiment, the rotating shaft 206 passes through the rotating ring 103, the bolt 205 at the lower end of the elastic telescopic supporting rod 201 passes through the arc-shaped notch 104 and is screwed into the screw hole three 207 on the rotating shaft 206, meanwhile, the through hole 209 on the bolt 205 and the channel 211 are positioned on the same straight line, then, the limiting rod 212 passes through the through hole 209 and the channel 211, the movable limiting disc 217 is connected with the thread 214 at the end of the limiting rod 212 through the limiting screw hole 218 at the center, at this time, the buckle 216 passes through the clamping hole 215, and the lower end of the buckle 216 is turned over to two sides to form a clamping structure, so that the assembly of the rotating support assembly 2 is completed.
This device can be according to the nimble quantity of adjusting rotation supporting component 2 of the quantity of overhead line cable, satisfy all kinds of overhead line's interval installation demand, the cable can follow rotation supporting component 2 when meetting strong wind and carry out the rotation of certain range simultaneously, rotate the in-process, elastic telescopic strut 201 and interval buffering subassembly 3 can carry out the rotation and the elastic buffer of minizone and unload the power when guaranteeing enough support interval intensity, interval gold utensil and power cable have been protected, power failure has been reduced.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (4)
1. An electric power fitting applied to an overhead line comprises a support ring body (1), a rotating support component (2) and an interval buffer component (3), it is characterized in that a reinforcing support frame (5) is fixedly arranged at the middle part of the support ring body (1), the lower end of the rotary supporting component (2) is detachably and rotatably arranged on the side wall of the supporting ring body (1), and a plurality of the rotating support components (2) are arranged at equal intervals along the support ring body (1), the upper end of the rotary supporting component (2) is fixedly provided with a detachable clasping hoop, and the power cable passes through the clasping hoop and is fixedly connected with the clasping hoop, an interval buffer component (3) is rotatably arranged between every two rotating support components (2) through a rotating pin, the interval buffer assembly (3) separates the adjacent rotary supporting assemblies (2) and conducts wind prevention buffer force unloading through elastic expansion;
the rotating support assembly (2) comprises a rotating base, an elastic telescopic supporting rod (201) and a clasping hoop, the rotating base is rotatably installed on the side wall of the support ring body (1), the clasping hoop is fixedly arranged at the upper end of the elastic telescopic supporting rod (201), a third screw hole (207) is formed in the rotating base, a bolt (205) is fixedly arranged at the lower end of the elastic telescopic supporting rod (201), and the lower end of the elastic telescopic supporting rod (201) is in threaded connection with the third screw hole (207) in the rotating base through the bolt (205);
the rotating base comprises a rotating shaft (206), a movable limiting disc (217) and a fixed limiting disc (213), the rotating shaft (206) is provided with a through channel (211) along the axis of the rotating shaft, a limiting rod (212) is fixedly arranged at the circle center of the fixed limiting disc (213), the other end of the limiting rod (212) is provided with a clamping hole (215) and a buckle (216) matched with the clamping hole (215) for use, the other end of the limiting rod (212) is provided with a thread (214) in a tapping mode, a limiting screw hole (218) is formed at the circle center of the movable limiting disc (217), the limiting rod (212) is in threaded connection with the movable limiting disc (217), and a through hole (209) through which the limiting rod (212) can pass is formed in the bolt (205) in the transverse direction;
the elastic telescopic supporting rod (201) comprises a female rod (2010), a sub-rod (2011) and a telescopic spring I (2012), the female rod (2010) is of a hollow structure with one open end, the telescopic spring I (2012) is installed in the hollow structure of the female rod (2010), one end of the sub-rod (2011) is movably inserted into the female rod (2010) through the opening and is fixedly connected with the telescopic spring I (2012), the other end of the sub-rod (2011) is fixedly provided with a clamping hoop, and the closed end of the female rod (2010) is in threaded connection with the rotating base;
the lateral wall equidistance interval of support ring body (1) is equipped with half arc and rotates groove (101), screw (102) have all been seted up to the both sides in half arc rotation groove (101), and install retaining member (4) through screw (102), the detachable rotation of lower extreme of rotating supporting component (2) is installed and is spacing in half arc rotation groove (101) and by retaining member (4).
2. The electric power fitting applied to the overhead line of claim 1, wherein the locking member (4) comprises an arc-shaped plate (401), two ends of the arc-shaped plate (401) are provided with two screw holes (405), a rotating notch (402) is formed in the middle of the arc-shaped plate (401), a semi-arc-shaped baffle (403) is integrally arranged on two sides of the rotating notch (402), a semi-arc-shaped limiting groove (404) is formed in the inner side of the semi-arc-shaped baffle (403), the semi-arc-shaped limiting groove (404) and the semi-arc-shaped rotating groove (101) jointly form a complete annular limiting hole, and the rotating shaft (206) is rotatably installed in the annular limiting hole.
3. The electric power fitting applied to the overhead line according to claim 1, wherein the clasping hoop comprises a fixed semi-ring plate (202), a movable semi-ring plate (203) and fixing lugs (204), the fixing lugs (204) provided with threaded holes are arranged on two sides of the fixed semi-ring plate (202) and the movable semi-ring plate (203), the fixed semi-ring plate (202) is fixedly arranged at the upper end of the sub-rod (2011), and the movable semi-ring plate (203) is butted on the fixed semi-ring plate (202) and fixed through the threaded holes in the fixing lugs (204) through screws.
4. The electric power fitting applied to the overhead line according to claim 3, wherein the spacing buffering assembly (3) comprises a supporting rod (301), a second expansion spring (303) and expansion rods (304), two expansion cavities (302) are formed in both ends of the supporting rod (301), the second expansion spring (303) is fixedly installed in each expansion cavity (302), the expansion rods (304) are movably arranged in the two expansion cavities (302), the expansion rods (304) are fixedly connected with the second expansion springs (303), and one ends of the expansion rods (304) located outside the expansion cavities (302) are rotatably connected with the elastic expansion struts (201) on both sides through pin shafts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010403052.9A CN111541213B (en) | 2020-05-13 | 2020-05-13 | Be applied to overhead line's electric power fitting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010403052.9A CN111541213B (en) | 2020-05-13 | 2020-05-13 | Be applied to overhead line's electric power fitting |
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| Publication Number | Publication Date |
|---|---|
| CN111541213A CN111541213A (en) | 2020-08-14 |
| CN111541213B true CN111541213B (en) | 2021-09-03 |
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| CN202010403052.9A Active CN111541213B (en) | 2020-05-13 | 2020-05-13 | Be applied to overhead line's electric power fitting |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112186688B (en) * | 2020-09-25 | 2022-02-22 | 陕西景鹏电力科技有限公司 | Power connection fitting for high-voltage overhead transmission line |
| CN113541078A (en) * | 2021-07-27 | 2021-10-22 | 龚云 | Be applied to overhead line's electric power fitting |
| CN115566620B (en) * | 2022-09-02 | 2023-04-14 | 国网山东省电力公司巨野县供电公司 | Power cable line erects deconcentrator |
| CN116914673B (en) * | 2023-09-13 | 2024-01-16 | 常熟虞星光电科技有限公司 | Electric power fitting for fixing optical cable |
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| CN108282144A (en) * | 2018-04-04 | 2018-07-13 | 北京鼎翰科技有限公司 | A kind of solar energy equipment that angle can be adjusted automatically by guide rail |
| CN209433927U (en) * | 2019-03-23 | 2019-09-24 | 浙江浦成电气有限公司 | A kind of crosslinking high-performance high flame-retardant electric wire and cable and its processing unit (plant) |
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| CN111541213A (en) | 2020-08-14 |
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Effective date of registration: 20210817 Address after: 272400 north of Hongxiang Road, east of Jiamei Road, Jining Economic Development Zone, Shandong Province Applicant after: SHANDONG LUNENG GUANGDA ELECTRIC POWER EQUIPMENT Co.,Ltd. Address before: No. 212, Wuchang Avenue, Echeng District, Ezhou City, Hubei Province Applicant before: Liu Jie |
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Denomination of invention: A power fitting applied to overhead line Effective date of registration: 20220426 Granted publication date: 20210903 Pledgee: Jining Rushang Village Bank Co.,Ltd. Tangkou sub branch Pledgor: SHANDONG LUNENG GUANGDA ELECTRIC POWER EQUIPMENT Co.,Ltd. Registration number: Y2022980004753 |
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