CN110778203A - Power line accessory wire cross arm - Google Patents
Power line accessory wire cross arm Download PDFInfo
- Publication number
- CN110778203A CN110778203A CN201911113126.9A CN201911113126A CN110778203A CN 110778203 A CN110778203 A CN 110778203A CN 201911113126 A CN201911113126 A CN 201911113126A CN 110778203 A CN110778203 A CN 110778203A
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- groove
- cross
- piece
- cross arm
- positioning
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H12/00—Towers; Masts or poles; Chimney stacks; Water-towers; Methods of erecting such structures
- E04H12/24—Cross arms
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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
- H02G7/20—Spatial arrangements or dispositions of lines or cables on poles, posts or towers
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Suspension Of Electric Lines Or Cables (AREA)
Abstract
The invention relates to a wire cross arm of a power line accessory, which comprises cross arm groups, reinforcing rods, positioning frames and fixing devices, wherein the reinforcing rods are clamped between the cross arm groups and are arranged in a bilateral symmetry mode, the positioning frames are arranged in the middle of the cross arm groups, and the fixing devices are arranged in the middle of the rear ends of the cross arm groups. The invention can solve the problems that the longitudinal positions of the electric wires which are erected up and down are positioned on the same plane because the cross arms erected on the same telegraph pole are mostly cross arms with the same specification, the electric wires which are erected on the cross arms are mostly erected outdoors, when outdoor wind power is large, and the electric wires are erected too much, the contact between the electric wires which are arranged up and down is easy to cause interference, the existing cross arms are not connected, the wind resistance of a single cross arm is poor under the condition of large wind power, the number of insulators arranged on the single cross arm is constant, the insulators cannot be increased, and the like.
Description
Technical Field
The invention relates to the field of electric power cross arms, in particular to a wire cross arm of an electric power line accessory.
Background
The electric cross arm is an angle iron transversely fixed at the top of a telegraph pole, is used for installing insulators and hardware fittings to support wires and lightning conductors and keep certain safe distance according to regulations, most of the existing cross arms are designed into a traditional straight rod shape, and a plurality of electric cross arms are simultaneously and vertically installed on the same telegraph pole, and the installation mode often has the following problems:
1. the cross arms erected on the same telegraph pole are mostly cross arms with the same specification, so that the longitudinal positions of the electric wires erected up and down are positioned on the same plane, and the electric wires on the cross arms are mostly erected outdoors, so that when outdoor wind power is large, and meanwhile, when the electric wires are excessively erected, the situation that the electric wires arranged up and down are contacted and interfered is easily caused; 2. the existing cross arms are not connected with each other, the wind resistance of a single cross arm is poor under the condition of high wind power, and the number of insulators mounted on the single cross arm is certain and cannot be increased.
Disclosure of Invention
Technical scheme (I)
In order to achieve the purpose, the invention adopts the following technical scheme: the utility model provides an electric power circuit accessory wire cross arm, includes cross arm group, stiffener, locating rack and fixing device, cross arm group between the joint have the stiffener, and the stiffener bilateral symmetry arranges, the middle part of cross arm group is equipped with the locating rack, the rear end mid-mounting of cross arm group has fixing device.
Cross arm group including the horizontal pole, two flexible installation groups, two hide the groove, two adjustment mechanism, two spread grooves and two connecting pieces, both ends are equipped with two flexible installation groups about the horizontal pole, both ends have been seted up at both ends about the horizontal pole and have been hidden the groove, and two hide the groove and be located between two flexible installation groups, the inner in hidden groove even has the spread groove, adjustment mechanism is located and hides the inslot, and be equipped with the connecting piece between adjustment mechanism and the spread groove, flexible installation group, adjustment mechanism all plays fixed insulator's effect, the setting of connecting piece plays the effect of adjustment mechanism diversion locking.
The horizontal pole about both ends seted up into the groove, two embedded grooves have been seted up to the lower extreme of horizontal pole, and every embedded groove all is located the below in a groove, two joint grooves have been seted up to the upper end of horizontal pole, and every joint groove is located the top in a groove, the stiffener is embedded into and is used for supporting two horizontal poles of arranging from top to bottom between embedded groove and the joint groove, plays to strengthen fixed effect, has improved the wind resistance.
The flexible installation group include the locating piece, the mounting panel, the setting element, reset spring and protective sheath, the locating piece passes through sliding fit's mode and is connected with the business turn over groove, the mounting panel is installed to the outer end of locating piece, the horizontal pole passes through sliding fit's mode and is connected with the setting element, even there is reset spring between the outer wall of setting element and horizontal pole, reset spring plays the effect of connecting and reseing, reset spring's outside cover is equipped with the protective sheath, the protective sheath has prolonged reset spring's the corruption time that receives, concrete during operation, install the insulator on the mounting panel, when needing transversely adjust the insulator position, the pulling setting element downwards, remove the setting element of loosing behind the left and right sides mounting panel.
The surface of hiding the groove scribble the anti-rust paint, play anticorrosive effect, hide both ends about the groove and be the arc structure, the first half of spread groove is the cylinder cavity structure of falling T word, the latter half of spread groove is rectangle cavity structure, the first half of spread groove is connected for rotating with a section of thick bamboo, the connecting piece inserts the latter half of spread groove and can be to rotating plate angle location
Adjustment mechanism include the rotor plate, the mounting hole, sealed piece, through-hole and rotating cylinder, the mounting hole has been seted up to the outer end of rotor plate, be equipped with sealed piece in the mounting hole, sealed piece plays sealed effect to the mounting hole that does not use, the through-hole has been seted up to the inner of rotor plate, the rotating cylinder is installed to the lower extreme of through-hole, the first half of rotating cylinder and spread groove is connected for the embedding, be swing joint between rotor plate and the spread groove, concrete during operation, when needs increase insulator quantity in the lateral position, take the connecting piece out, rotate forward and insert the connecting piece again behind the rotor plate ninety degrees, make it relocate the rotor plate, pass through the mounting hole with the insulator and install on the rotor plate.
The locating rack include spliced pole, spacing group and rotating turret, spacing group is evenly installed from last down to the spliced pole, the rotating turret is installed to the upper end of spliced pole, concrete during operation, insert the locating rack from the insertion groove downwards, and the limiting plate need aim at with the position of inserting the groove and just can insert smoothly, insert the whole locating rack that rotates in back, rethread screw thread post locks the locating rack, the setting of locating rack plays the effect of separating between the cross arm group, plays the effect of support simultaneously.
Fixing device include two fixed blocks, two replacement pieces and two buffer spring, two fixed blocks pass through sliding fit's mode and are connected with the horizontal pole, the front end outer wall of fixed block passes through buffer spring and is connected with the horizontal pole, the inside of fixed block is equipped with the replacement piece, concrete during operation, carry out fixed mounting according to the shape of wire pole, when the cylinder structure of wire pole, take out two replacement pieces, be the mode of embracing with two fixed blocks and fix on the wire pole, thereby carry out locking fixed to two fixed blocks through the bolt and carry out high location to the cross arm group, the laminating degree with the wire pole has been improved.
Preferably, the middle part of the cross rod is provided with two insertion groove groups, each insertion groove group consists of an insertion groove and two corresponding holes, and the two corresponding holes are positioned on the left side and the right side of the insertion groove.
Preferably, the positioning block is uniformly provided with a positioning groove from left to right, the upper end of the positioning element is positioned in the positioning groove, and the lower end of the positioning element is provided with a pull handle.
Preferably, sealed piece and mounting hole between be threaded connection, sealed piece is connected with the rotor plate up end through connecting the rope, and connect rope surface cover and be equipped with insulating leather sheath.
Preferably, the rotating cylinder is of an inverted T-shaped structure, and a rectangular cavity is formed in the inner wall of the rotating cylinder.
Preferably, the upper end of connecting piece be equipped with the board of detaining, and detain the inside upside that the board is located the through-hole, the lower extreme of connecting piece is the rectangle post, and the rectangle post from last the latter half that down passes through-hole, rectangle cavity and spread groove in proper order.
Preferably, the left end and the right end of the rotating frame are provided with two through holes, threaded columns are arranged in the through holes, the lower ends of the threaded columns are in threaded connection with corresponding holes, and the limiting plate group consists of two limiting plates;
preferably, the fixed block rear end be equipped with the fastening hole, the inner of fixed block is equipped with the arc wall, and the middle part outside of arc wall is protruding structure, the outer end of replacement piece is the arc structure, the outer end middle part of replacement piece is protruding piece, in the arc wall was gone into to the replacement piece card, the fixed block passed through bolted connection with the replacement piece.
Preferably, the length of the cross rod is gradually shortened from top to bottom, so that the longitudinal positions of the insulators which are arranged up and down are staggered, and the interference of the connected wires is reduced.
(II) advantageous effects
1. According to the wire cross arm of the power line accessory, the insulator arranged on the cross arm group is in a vertically staggered state at the longitudinal position, so that the interference between vertically arranged wires is reduced, the cross arm is reinforced and connected through the reinforcing rod and the positioning frame, the stability of the whole structure of the wire cross arm is improved, and the wind resistance is improved;
2. according to the wire cross arm of the power line accessory, the cross arm group enables insulators arranged up and down to be arranged in a staggered mode through transverse expansion and transverse extension and different lengths of all cross rods, the installation position is increased due to the arrangement of the rotating plate, the positions between the transversely arranged insulators are far, and the situation of interference between transversely adjacent wires cannot occur;
3. according to the wire cross arm of the power line accessory, the reinforcing rods and the positioning frames are used for connecting, supporting and reinforcing the cross rods, so that the structural stability among the cross rods is improved, and the wind resistance is improved.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is an overall cross-sectional view (from the front to the back) of the present invention;
FIG. 2 is a cross-sectional view (from above looking down) of the cross bar, hidden slot, connecting slot and fastening device of the present invention;
FIG. 3 is a cross-sectional view of the cross arm assembly of the present invention in cross-section with the spacer;
FIG. 4 is a schematic view of the structure between the cross bar and the connecting groove of the present invention;
FIG. 5 is a schematic view of the construction of the connector of the present invention;
FIG. 6 is a schematic view of the construction of the rotary cylinder of the present invention;
FIG. 7 is a schematic view of the positioning frame of the present invention;
FIG. 8 is an enlarged view of the invention in section X of FIG. 3;
fig. 9 is a Y-direction partial enlarged view of fig. 3 of the present invention.
Detailed Description
Embodiments of the present invention will be described below with reference to the drawings. In this process, the width of the lines or the size of the components in the drawings may be exaggerated for clarity and convenience of description.
The following terms are defined based on the functions of the present invention, and may be different depending on the intention of the user or the operator or the convention. Therefore, these terms are defined based on the entire contents of the present specification.
As shown in fig. 1 to 9, a power line accessory wire cross arm comprises a cross arm group 1, reinforcing rods 2, positioning frames 3 and fixing devices 4, wherein the reinforcing rods 2 are clamped between the cross arm group 1, the reinforcing rods 2 are arranged in a bilateral symmetry manner, the positioning frames 3 are arranged in the middle of the cross arm group 1, and the fixing devices 4 are arranged in the middle of the rear end of the cross arm group 1.
The flexible installation group 12 include locating piece 121, mounting panel 122, setting element 123, reset spring 124 and protective sheath 125, locating piece 121 is connected with the business turn over groove through sliding fit's mode, mounting panel 122 is installed to the outer end of locating piece 121, horizontal pole 11 is connected with setting element 123 through sliding fit's mode, even there is reset spring 124 between the outer wall of setting element 123 and horizontal pole 11, reset spring 124 plays the effect of connecting the reseing, reset spring 124's outside cover is equipped with protective sheath 125, protective sheath 125 has prolonged the corroded time of reset spring 124, when concrete work, install the insulator on mounting panel 122, when needing horizontal adjustment insulator position, pulling setting element 123 downwards, remove mounting panel 122 back pine setting element 123 after removing, make it block into the constant head tank again and lock.
Hide the surface in groove 13 scribble the anti-rust paint, play anticorrosive effect, hide both ends about groove 13 and be the arc structure, the first half of spread groove 15 is the cylinder cavity structure of falling T word, the latter half of spread groove 15 is rectangle cavity structure, the first half of spread groove 15 is connected for rotating with a section of thick bamboo 145, connecting piece 16 inserts the latter half of spread groove 15 can be to rotor plate 141 angular positioning
The adjusting mechanism 14 comprises a rotating plate 141, a mounting hole 142, a sealing block 143, a through hole 144 and a rotating cylinder 145, the mounting hole 142 is formed in the outer end of the rotating plate 141, the sealing block 143 is arranged in the mounting hole 142, the sealing block 143 seals the unused mounting hole 142, the through hole 144 is formed in the inner end of the rotating plate 141, the rotating cylinder 145 is installed at the lower end of the through hole 144, the rotating cylinder 145 is connected with the upper half part of the connecting groove 15 in an embedded mode, the rotating plate 141 is movably connected with the connecting groove 15, in particular, in the working process, when the number of insulators is required to be increased in the transverse position, the connecting piece 16 is drawn out, the connecting piece 16 is inserted again after the rotating plate 141 is rotated forward by ninety degrees, the rotating plate 141 is repositioned, and the insulators are installed on the rotating plate 141 through the mounting.
Locating rack 3 include spliced pole 31, spacing board group 32 and rotating turret 33, spacing board group 32 is down evenly installed from last to spliced pole 31, rotating turret 33 is installed to the upper end of spliced pole 31, concrete during operation, insert locating rack 3 from the insertion groove downwards, and the position of limiting plate and insertion groove need aim at just can insert smoothly, insert the whole locating rack 3 that rotates in back, rethread screw thread post locks locating rack 3, the setting of locating rack 3 plays the effect of separating between cross arm group 1, play the effect of support simultaneously.
Fixing device 4 include two fixed blocks 41, two replacement pieces 42 and two buffer spring 43, two fixed blocks 41 are connected with horizontal pole 11 through sliding fit's mode, the front end outer wall of fixed block 41 passes through buffer spring 43 and is connected with horizontal pole 11, the inside of fixed block 41 is equipped with replacement piece 42, during concrete work, carry out fixed mounting according to the shape of wire pole, when the cylinder structure of wire pole, take out two replacement pieces 42, be the mode of embracing with two fixed blocks 41 and fix on the wire pole, thereby carry out the locking with two fixed blocks 41 through the bolt and fix and carry out the height location to cross arm group 1, the laminating degree with the wire pole has been improved.
Two insertion groove sets are arranged in the middle of the cross rod 11 and are composed of insertion grooves and two corresponding holes, the two corresponding holes are located on the left side and the right side of the insertion grooves, the positioning frame 3 is inserted into the corresponding holes from the insertion grooves and rotates ninety degrees, and the threaded columns are connected with the insertion holes in a threaded mode after being inserted into the corresponding holes.
The locating piece 121 evenly has a locating slot from left to right, the upper end of the locating piece 123 is located in the locating slot, and the lower end of the locating piece 123 is provided with a pull handle, so that a person can pull down conveniently.
For threaded connection between sealed block 143 and the mounting hole 142, sealed block 143 is connected with rotor plate 141 up end through connecting the rope, and connects rope surface cover and be equipped with insulating leather sheath, has improved the intensity of connecting the rope and has played the effect that the protection was established to the cover simultaneously, when the insulator need be connected with mounting hole 142, unscrew sealed block 143 for the insulator passes through mounting hole 142 and installs on rotor plate 141.
The rotating cylinder 145 is of an inverted T-shaped structure, the rotating cylinder 145 is connected with the upper half part of the connecting groove 15 in an embedded mode, the rotating cylinder 145 and the upper half part of the connecting groove 15 cannot be separated due to the fact that the inverted T-shaped structure is arranged, the inner wall of the rotating cylinder 145 is provided with a rectangular cavity, and the connecting piece 16 can penetrate through the rectangular cavity and then is inserted into the lower half part of the connecting groove 15 to position the rotating plate 141 in an angle mode.
The upper end of connecting piece 16 be equipped with the detain board, and detain the inside upside that the board is located through-hole 144, the lower extreme of connecting piece 16 is the rectangle post, and the rectangle post from last lower half that down passes through-hole 144, rectangle cavity and spread groove 15 in proper order.
Two through holes are formed in the left end and the right end of the rotating frame 33, threaded columns are arranged in the through holes, the lower ends of the threaded columns are in threaded connection with corresponding holes, and the limiting plate group 32 is composed of two limiting plates;
fixed block 41 rear end be equipped with the fastening hole, the inner of fixed block 41 is equipped with the arc wall, and the middle part outside of arc wall is protruding structure, the outer end of replacement piece 42 is the arc structure, the outer end middle part of replacement piece 42 is protruding piece, replacement piece 42 card is gone into in the arc wall, fixed block 41 passes through bolted connection with replacement piece 42, be detachable connections between fixed block 41 and the replacement piece 42, thereby the shape of adjusting fixing device 4 according to the wire pole of different types has improved the laminating degree with the wire pole.
The length of the cross rod 11 is gradually shortened from top to bottom, so that the longitudinal positions of the insulators which are arranged up and down are staggered, and the interference of the connected electric wires is reduced.
When in work:
s1, assembling: inserting the positioning frame 3 downwards from the insertion groove, integrally rotating the positioning frame 3 after insertion, locking the positioning frame 3 through the threaded column, and embedding and reinforcing the cross arm group 1 through the reinforcing rod 2;
s2, installation: the invention is transported to the upper end of the telegraph pole and is fixed at the upper end of the telegraph pole through a fixing device 4;
s3, fixing the insulator: installing the insulator on the installation plate 122, pulling the positioning piece 123 downwards, determining the position of the installation plate 122 by moving the installation plate 122 left and right, and after determination, loosening the positioning piece 123 to enable the positioning piece to be clamped into the positioning groove again to lock the position of the installation plate 122;
s4, when the number of the horizontal insulators needs to be increased, the connecting piece 16 is drawn out, the rotating plate 141 is rotated forward ninety degrees and then the connecting piece 16 is inserted again, so that the rotating plate 141 is repositioned, and the increased insulators are installed on the rotating plate 141 through the installation holes 142;
s5, connecting wires: the wires are connected through insulators.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (8)
1. The utility model provides a power line accessory wire cross arm, includes cross arm group (1), stiffener (2), locating rack (3) and fixing device (4), its characterized in that: reinforcing rods (2) are clamped between the cross arm groups (1), the reinforcing rods (2) are arranged in a bilateral symmetry mode, a positioning frame (3) is arranged in the middle of each cross arm group (1), and a fixing device (4) is installed in the middle of the rear end of each cross arm group (1);
the cross arm group (1) comprises a cross rod (11), two telescopic mounting groups (12), two hidden grooves (13), two adjusting mechanisms (14), two connecting grooves (15) and two connecting pieces (16), wherein the two telescopic mounting groups (12) are arranged at the left end and the right end of the cross rod (11), the two hidden grooves (13) are formed at the left end and the right end of the cross rod (11), the two hidden grooves (13) are positioned between the two telescopic mounting groups (12), the connecting grooves (15) are connected to the inner ends of the hidden grooves (13), the adjusting mechanisms (14) are positioned in the hidden grooves (13), and the connecting pieces (16) are arranged between the adjusting mechanisms (14) and the connecting grooves (15);
the left end and the right end of the cross rod (11) are provided with an inlet and outlet groove, the lower end of the cross rod (11) is provided with two embedded grooves, each embedded groove is positioned below one inlet and outlet groove, the upper end of the cross rod (11) is provided with two clamping grooves, and each clamping groove is positioned above one inlet and outlet groove;
the telescopic mounting group (12) comprises a positioning block (121), a mounting plate (122), a positioning piece (123), a return spring (124) and a protective sleeve (125), wherein the positioning block (121) is connected with the in-out groove in a sliding fit manner, the mounting plate (122) is mounted at the outer end of the positioning block (121), the cross rod (11) is connected with the positioning piece (123) in a sliding fit manner, the return spring (124) is connected between the positioning piece (123) and the outer wall of the cross rod (11), and the protective sleeve (125) is sleeved outside the return spring (124);
the surface of the hidden groove (13) is coated with antirust paint, the left end and the right end of the hidden groove (13) are of arc structures, the upper half part of the connecting groove (15) is of an inverted T-shaped cylindrical cavity structure, and the lower half part of the connecting groove (15) is of a rectangular cavity structure;
the adjusting mechanism (14) comprises a rotating plate (141), a mounting hole (142), a sealing block (143), a through hole (144) and a rotating cylinder (145), the outer end of the rotating plate (141) is provided with the mounting hole (142), the sealing block (143) is arranged in the mounting hole (142), the inner end of the rotating plate (141) is provided with the through hole (144), the lower end of the through hole (144) is provided with the rotating cylinder (145), and the rotating cylinder (145) is connected with the upper half part of the connecting groove (15) in an embedded mode;
the positioning frame (3) comprises a connecting column (31), a limiting plate group (32) and a rotating frame (33), the limiting plate group (32) is uniformly arranged on the connecting column (31) from top to bottom, and the rotating frame (33) is arranged at the upper end of the connecting column (31);
fixing device (4) include two fixed blocks (41), two replacement pieces (42) and two buffer spring (43), two fixed blocks (41) are connected with horizontal pole (11) through sliding fit's mode, the front end outer wall of fixed block (41) passes through buffer spring (43) and is connected with horizontal pole (11), the inside of fixed block (41) is equipped with replacement piece (42).
2. An electrical line accessory wire cross-arm as claimed in claim 1, wherein: the middle part of the cross rod (11) is provided with two insertion groove groups, each insertion groove group consists of an insertion groove and two corresponding holes, and the two corresponding holes are positioned on the left side and the right side of the insertion groove.
3. An electrical line accessory wire cross-arm as claimed in claim 1, wherein: the positioning block (121) is uniformly provided with positioning grooves from left to right, the upper end of the positioning piece (123) is positioned in the positioning grooves, and the lower end of the positioning piece (123) is provided with a pull handle.
4. An electrical line accessory wire cross-arm as claimed in claim 1, wherein: the sealing block (143) is in threaded connection with the mounting hole (142), the sealing block (143) is connected with the upper end face of the rotating plate (141) through a connecting rope, and an insulating leather sheath is sleeved on the surface of the connecting rope.
5. An electrical line accessory wire cross-arm as claimed in claim 1, wherein: the rotating cylinder (145) is of an inverted T-shaped structure, and a rectangular cavity is formed in the inner wall of the rotating cylinder (145).
6. An electrical line accessory wire cross-arm as claimed in claim 1, wherein: the upper end of the connecting piece (16) is provided with a buckling plate, the buckling plate is positioned on the upper side of the inside of the through hole (144), and the lower end of the connecting piece (16) is a rectangular column.
7. An electrical line accessory wire cross-arm as claimed in claim 1, wherein: two penetrating holes are formed in the left end and the right end of the rotating frame (33), threaded columns are arranged in the penetrating holes, and the lower ends of the threaded columns are in threaded connection with the corresponding holes.
8. An electrical line accessory wire cross-arm as claimed in claim 1, wherein: fixed block (41) rear end be equipped with the fastening hole, the inner of fixed block (41) is equipped with the arc wall, and the middle part outside of arc wall is protruding structure, the outer end of replacement piece (42) is the arc structure, the outer end middle part of replacement piece (42) is protruding piece, in replacement piece (42) card was gone into the arc wall, fixed block (41) passed through bolted connection with replacement piece (42).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911113126.9A CN110778203B (en) | 2019-11-14 | 2019-11-14 | Power line accessory wire cross arm |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911113126.9A CN110778203B (en) | 2019-11-14 | 2019-11-14 | Power line accessory wire cross arm |
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| Publication Number | Publication Date |
|---|---|
| CN110778203A true CN110778203A (en) | 2020-02-11 |
| CN110778203B CN110778203B (en) | 2020-07-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911113126.9A Active CN110778203B (en) | 2019-11-14 | 2019-11-14 | Power line accessory wire cross arm |
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| CN (1) | CN110778203B (en) |
Cited By (6)
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| CN111636752A (en) * | 2020-07-20 | 2020-09-08 | 崔萍萍 | Electric power cross arm |
| CN111641173A (en) * | 2020-06-16 | 2020-09-08 | 林瑞 | Parallel hanging plate for power line fittings |
| CN112459598A (en) * | 2020-11-06 | 2021-03-09 | 国网山东省电力公司东阿县供电公司 | Telegraph pole for fixing power transmission line |
| CN112886521A (en) * | 2021-01-28 | 2021-06-01 | 徐州常武智能科技有限公司 | Power line cross arm |
| CN112900957A (en) * | 2021-01-22 | 2021-06-04 | 成湘明 | Reinforcement type electric power cross arm |
| CN112900952A (en) * | 2021-02-25 | 2021-06-04 | 徐州常武智能科技有限公司 | Improved generation communication electricity tower |
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| CN112886521A (en) * | 2021-01-28 | 2021-06-01 | 徐州常武智能科技有限公司 | Power line cross arm |
| CN112900952A (en) * | 2021-02-25 | 2021-06-04 | 徐州常武智能科技有限公司 | Improved generation communication electricity tower |
| CN112900952B (en) * | 2021-02-25 | 2022-04-08 | 德州广鑫铁塔制造有限公司 | Improved generation communication electricity tower |
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| CN110778203B (en) | 2020-07-14 |
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Effective date of registration: 20200618 Address after: 418000 Huaiqian Road, Hecheng District, Huaihua City, Hunan Province (Yazuiyan) Applicant after: HUNAN HENGLITONG ELECTRIC EQUIPMENT TECHNOLOGY Co.,Ltd. Address before: 312500 Ru'ao Zhen Ru Xing Lu, Xinchang County, Shaoxing City, Zhejiang Province Applicant before: Sheng Shanyu |
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