CN118137411A - 10KV line column type composite insulating cross arm - Google Patents
10KV line column type composite insulating cross arm Download PDFInfo
- Publication number
- CN118137411A CN118137411A CN202410575117.6A CN202410575117A CN118137411A CN 118137411 A CN118137411 A CN 118137411A CN 202410575117 A CN202410575117 A CN 202410575117A CN 118137411 A CN118137411 A CN 118137411A
- Authority
- CN
- China
- Prior art keywords
- cross arm
- insulator
- transverse
- wall
- core rod
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000002131 composite material Substances 0.000 title claims abstract description 26
- 239000012212 insulator Substances 0.000 claims abstract description 54
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 53
- 239000010959 steel Substances 0.000 claims abstract description 53
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims abstract description 14
- 239000010931 gold Substances 0.000 claims abstract description 14
- 229910052737 gold Inorganic materials 0.000 claims abstract description 14
- 230000007246 mechanism Effects 0.000 claims description 27
- 238000009413 insulation Methods 0.000 claims description 8
- 230000002093 peripheral effect Effects 0.000 claims description 7
- 230000002146 bilateral effect Effects 0.000 claims description 2
- 238000009434 installation Methods 0.000 abstract description 20
- 238000010276 construction Methods 0.000 abstract description 8
- 239000004568 cement Substances 0.000 abstract description 5
- 230000009194 climbing Effects 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 11
- 230000003139 buffering effect Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 235000005770 birds nest Nutrition 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 235000005765 wild carrot Nutrition 0.000 description 3
- 244000240635 birds nest Species 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 241000607479 Yersinia pestis Species 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005246 galvanizing Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Insulators (AREA)
Abstract
The invention relates to the technical field of electric power, and particularly discloses a 10kV circuit column type composite insulating cross arm, which comprises a cross arm connecting steel hoop, cross arm connecting lugs and a top steel cap, wherein the cross arm connecting steel hoop is sleeved above the outer wall of an electric pole, the cross arm connecting lugs are bilaterally symmetrically connected to two sides of the outer wall of the cross arm connecting steel hoop, one end, far away from the cross arm connecting steel hoop, of the cross arm connecting lugs is connected with a transverse cross arm, and two functions are realized by adopting a mode of combining a wheel type wire clamp with an insulator through one-time installation: firstly, the installation of the insulating cross arm and the electric pole is completed when leaving the factory, and the lightning arrester assembly is integrated in the cross arm, so that the frequency of manually climbing the pole is greatly reduced, and the transportation cost, the labor cost and the construction time are shortened; secondly, adopt cement pole and corresponding sub-assembly sleeve mode that combines together, directly overlap required gold utensil and insulator at the pole tip through the sleeve, avoid gold utensil and insulator to lead to the fact the damage because of colliding with in the transportation, reduce gold utensil and insulator installation step, further shorten construction cycle.
Description
Technical Field
The invention belongs to the technical field of electric power, and particularly relates to a 10kV line column type composite insulating cross arm.
Background
At present, a distribution network line is provided with a steel part of a hot dip galvanized angle steel cross arm on a cement pole, and because the steel processing technology is complex, the steel can only be processed into a section bar with a simple section shape, and accessories such as the cross arm and the like can only be connected by bolts on site; the common cross arm of the overhead line cement pole is applied to two major categories of a straight line pole tower and a tension-resistant pole tower (comprising a corner pole and a terminal pole) according to the matching of the line direction, each type can be divided into a plurality of minor categories according to factors such as pole height, return number, wire arrangement mode, angle degree and the like, the material categories are various and complex, materials such as the pole, the cross arm, the hardware fitting and the insulator need to be matched one by one in the material bidding and project construction process, complete supply is not needed, the material bidding and selection requirements are strict, the field construction workload is not increased, the construction progress is slower, and in addition, due to the structural characteristics of hot galvanizing angle steel, the surface is smooth and easy to nest by birds, the exposed wire clamp parts on the bare wire circuit environment and the pole are extremely easy to cause fault factors such as circuit grounding and the like due to bird nest foreign matters, and the power supply reliability is greatly reduced.
Disclosure of Invention
The invention aims to provide a 10kV line column type composite insulating cross arm so as to solve the problems in the background technology.
To achieve the above object, according to one aspect of the present invention, a 10kV line pole type composite insulation crossarm for being provided on an electric pole, comprising a crossarm connection steel hoop, a crossarm connection lug and a top steel cap, wherein,
The cross arm connecting steel hoop is sleeved above the outer wall of the electric pole, the cross arm connecting lugs are connected on two sides of the outer wall of the cross arm connecting steel hoop in a bilateral symmetry mode, one end of the cross arm connecting steel hoop, which is far away from the cross arm, is connected with the cross arm, an anti-flattening module is arranged on the cross arm, the top steel cap is sleeved on the outer wall of the upper end of the electric pole, the middle part of the upper end of the top steel cap is connected with the top cross arm, the outer side of the cross arm and the outer side of the top cross arm are respectively provided with an external protection module, the outer wall of the first-stage sheath and the outer wall of the second-stage sheath play a protection function through rubber ropes, namely the rubber ropes can contact with the first-stage sheath or the second-stage sheath and the transport tool in advance, the telescopic performance of the rubber ropes can play a better buffering effect, the installation mechanism is located on the outer wall of the first-stage core rod and the second-stage core rod, the installation mechanism can play a blocking and isolating effect outside the first-stage core rod and the second-stage core rod, the core rod is prevented from directly contacting with the transport tool, and the better protection effect is provided, and one end of the cross arm, which is far away from the top of the cross arm, of the top of the cross arm is connected with the top steel cap, and the wire clamps are connected with the wire clamps.
Preferably, the transverse cross arm comprises a square lower end fitting, a transverse insulator and a transverse end fitting, wherein the square lower end fitting is sleeved on the outer wall of the cross arm connecting lug, the square lower end fitting is fixedly connected with the cross arm connecting lug through a positioning bolt, the transverse insulator is connected to one side, far away from the cross arm connecting lug, of the square lower end fitting, the transverse end fitting is connected to one end, far away from the square lower end fitting, of the transverse insulator, and the transverse cross arm and the cross arm connecting lug are connected.
Preferably, the transverse insulator comprises a first-stage core rod and a first-stage sheath, the first-stage core rod is connected between the square lower-end hardware fitting and the transverse-end hardware fitting, the first-stage sheath is sleeved outside the first-stage core rod, and the effect of the lightning arrester is achieved, so that the purpose of combining the lightning arrester assembly with the cross arm is achieved.
Preferably, the anti-leveling module comprises an assembly plate, an arc-surface plate and an assembly bolt, wherein the assembly plate is connected to one side, close to the transverse insulator, of the upper end of the square lower-end hardware fitting, the arc-surface plate is arranged on one side, far away from the transverse insulator, of the assembly plate, the lower surface of the arc-surface plate is attached to the square lower-end hardware fitting, the assembly bolt is arranged in the middle of one side, opposite to the arc-surface plate, of the assembly plate, the tail end of the assembly bolt penetrates through the assembly plate and is in threaded connection with the arc-surface plate, the upper surfaces of the square lower-end hardware fittings of the two transverse cross arms are provided with the anti-leveling module, namely, the arc-surface plate is arranged at the upper ends of the square lower-end hardware fittings, the lower surfaces of the arc-surface plate are attached to the upper surfaces of the square lower-end hardware fittings, and the assembly plate and the arc-surface plate are connected and fixed by the assembly bolt, so that the installation of the anti-leveling module is completed, and birds cannot nest on the leveling surfaces of the upper ends of the square lower-end hardware fittings;
a gap is reserved between the cambered surface plate and the electric pole, so that the cambered surface plate is prevented from being contacted with the electric pole to affect each other.
Preferably, the anti-leveling module further comprises an inner groove opening, the inner groove opening is formed in the lower end of the cambered surface plate, and after the square lower end hardware fitting is connected with the cross arm connecting lug through the locating bolt, the cambered surface plate is prevented from affecting the setting of the locating bolt.
Preferably, the top-oriented cross arm comprises a round lower end fitting, a top-oriented insulator and a top-oriented upper end fitting, wherein the round lower end fitting is connected to the middle part of the upper end of the top steel cap, the top-oriented insulator is connected to the upper end of the round lower end fitting, the top-oriented upper end fitting is connected to the upper end of the top-oriented insulator, and the top-oriented cross arm is connected with the top steel cap;
The wheel-type wire clamps are respectively connected with one end of the transverse end hardware fitting far away from the primary core rod and the upper end of the upward end hardware fitting.
Preferably, the top-oriented insulator comprises a second core rod and a second sheath, wherein the second core rod is connected between the round lower-end hardware fitting and the top-up end hardware fitting, and the second sheath is sleeved on the outer wall of the second core rod to play a role of a lightning arrester, so that the purpose of combining the lightning arrester assembly with the cross arm is achieved.
Preferably, the peripheral protection module comprises mounting mechanisms and rubber ropes, wherein the mounting mechanisms are symmetrically arranged at the left end and the right end of the outer wall of the transverse insulator and the upper end and the lower end of the outer wall of the jacking insulator respectively, and the rubber ropes are connected between the two corresponding mounting mechanisms in a circumferential array manner;
Rubber rope is laminated mutually with one-level sheath and second grade sheath respectively, play protect function at one-level sheath outer wall and second grade sheath outer wall, rubber rope can take place to contact between one-level sheath or second grade sheath and the transport means promptly, and rubber rope self elasticity, play better cushioning effect, and better keep apart between one-level sheath and second grade sheath and the transport means, and installation mechanism is in one-level plug and second grade plug outer wall, also can play outside one-level plug and second grade plug and block the isolation effect, prevent that one-level plug and second grade plug from directly taking place to contact with the transport means, provide better protective effect, avoid the insulator to damage because of colliding with in the transportation.
Preferably, the installation mechanism comprises a half hoop, fixing parts, fastening bolts and nuts, the outer wall of the primary core rod and the outer wall of the secondary core rod are symmetrically arranged on the half hoop respectively, the inner wall of the half hoop is jointed with the primary core rod and the secondary core rod, the rear ends of two groups of opposite half hoops are hinged, the front ends of two groups of opposite half hoops are jointed, the fixing parts are arranged at the front ends of the half hoops, the two groups of fixing parts are jointed, the tail ends of the fastening bolts sequentially penetrate through the two groups of fixing parts, the nuts are connected with the outer wall of the tail ends of the fastening bolts, the two groups of half hoops connected with the hinge are sleeved on the primary sheath or the secondary sheath, and the fastening bolts and the nuts are used for connecting and fixing the two fixing parts jointed with each other, so that the assembly of the installation mechanism is completed.
Preferably, the installation mechanism further comprises a connecting rod and connecting lugs, the connecting rod is connected to the outer wall of the semi-annular hoop at equal intervals, the connecting lugs are connected to one end of the connecting rod, which is far away from the semi-annular hoop, both ends of the rubber rope are connected with the connecting lugs, so that both ends of the rubber rope are respectively connected with the two connecting lugs which correspond to each other up and down or left and right, thereby fixing the rubber rope and ensuring the protection effect of the rubber rope on the primary sheath and the secondary sheath.
Preferably, the upper end of the top steel cap is connected with an inclined plane top ring, and the inclined plane top ring is sleeved on the outer wall of the circular lower end hardware fitting, so that the top steel cap is prevented from having a flat surface, and birds can fall off due to the inclined structure of the upper surface of the inclined plane top ring when nesting at the upper end of the inclined plane top ring, so that the birds are prevented from nesting at the upper end of the top steel cap.
In general, the above technical solutions conceived by the present invention have the following beneficial effects compared with the prior art:
According to the scheme, a wheel type wire clamp and an insulator are combined, two functions are realized through one-time installation, and the invention is characterized in that the installation of an insulating cross arm and an electric pole is completed when leaving a factory, a lightning arrester assembly is integrated in the cross arm, so that the frequency of manual pole climbing is greatly reduced (the transportation and installation of the cross arm, the lightning arrester and related parts are reduced), and the transportation cost, the labor cost and the construction time are shortened; on the other hand adopts the mode that cement pole and corresponding sub-assembly sleeve combined together, passes through the sleeve and directly overlaps required gold utensil and insulator at cement pole tip to cooperate peripheral hardware protection module, play protect function at one-level sheath outer wall and second grade sheath outer wall, avoid gold utensil and insulator to cause the damage because of colliding with in the transportation, reduce gold utensil and insulator installation step, and then further shorten construction cycle.
In addition, the surface of the column type composite insulating cross arm is in a standard circular arc due to the physical shape characteristics of the column type composite insulating cross arm, so that the design of a flat surface is avoided, and the anti-flattening modules are arranged at the upper ends of the top steel caps and the upper surfaces of the square lower end hardware fittings of the two transverse cross arms, so that the possibility that birds nest on the cross arm is almost eliminated, and the column type composite insulating cross arm is applied to mountainous areas and areas with a plurality of birds and greatly improves the running reliability of a circuit.
Drawings
Fig. 1 is a schematic diagram of the overall structure of a 10kV line post type composite insulating cross arm.
Fig. 2 is a schematic diagram of a top-facing crossarm of a 10kV line post composite insulation crossarm.
Fig. 3 is a schematic view of a transverse cross arm of a 10kV line post composite insulating cross arm.
Fig. 4 is a schematic diagram of the bottom structure of a cambered surface plate of the 10kV line column type composite insulating cross arm.
Fig. 5 is a schematic diagram of a mounting mechanism for a 10kV line post type composite insulating cross arm.
In the figure: 1. an electric pole; 2. the cross arm is connected with a steel hoop; 3. the cross arm is connected with the lug; 4. a top steel cap; 41. an inclined plane top ring; 5. a transverse cross arm; 51. square lower end hardware fitting; 52. a lateral insulator; 521. a first-stage core rod; 522. a primary sheath; 53. a hardware fitting is arranged at the transverse end; 6. an anti-leveling module; 61. assembling a plate; 62. cambered surface plate; 63. assembling a bolt; 64. an inward groove opening; 7. a top cross arm; 71. round lower end hardware fitting; 72. a top insulator; 721. a secondary core rod; 722. a secondary sheath; 73. pushing up the upper end hardware fitting; 8. a peripheral protection module; 81. a mounting mechanism; 811. a half hoop; 812. a fixing member; 813. a fastening bolt; 814. a nut; 815. a connecting rod; 816. a connecting lug; 82. a rubber rope; 9. a wheel type wire clamp.
Detailed Description
The present invention will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present invention more apparent. In addition, the technical features of the embodiments of the present invention described below may be combined with each other as long as they do not collide with each other.
Referring to fig. 1-5, a 10kV line column type composite insulating cross arm of a preferred embodiment of the present invention is configured to be disposed on an electric pole 1, and includes a cross arm connection steel hoop 2, a cross arm connection lug 3 and a top steel cap 4, where the cross arm connection steel hoop 2 is sleeved above the outer wall of the electric pole 1, the cross arm connection lug 3 is symmetrically connected to two sides of the outer wall of the cross arm connection steel hoop 2, one end of the cross arm connection lug 3 far away from the cross arm connection steel hoop 2 is connected with a cross arm 5, a leveling prevention module 6 is disposed on the cross arm 5, the top steel cap 4 is sleeved on the outer wall of the upper end of the electric pole 1, a top steel cap 4 is connected with a top protection module 7, both the outer side of the cross arm 5 and the outer side of the top steel cap 7 are respectively provided with a peripheral protection module 8, and the outer wall of the first-stage sheath 522 and the outer wall of the second-stage sheath 722 are protected by a rubber rope 82, that is, the rubber rope 82 contacts the first-stage sheath 522 or the second-stage sheath 722 and the transport tool, and the self-expansion performance of the rubber rope 82 plays a better buffering effect, and the better buffering effect is provided, and the second-stage sheath 722 and the two-stage sheath 722 are also mounted on the end of the side of the cross arm connection lug 3 far away from the transport tool, and the first-stage connection steel cap 721 and the second-stage sheath are far away from the outer wall, and the first-stage protection mechanism is further provided, and the core rod 3 is far from the core rod is far from the outer side of the first-stage protection mechanism, and the second-stage protection mechanism is far from the core rod, and the core rod is further provided, and the core rod is far from the core rod, and has a protection structure, and has a protection effect is far from the core rod, and has a protection effect.
Referring to fig. 1 and 3, optionally, the transverse cross arm 5 includes a square lower end fitting 51, a transverse insulator 52 and a transverse end fitting 53, the square lower end fitting 51 is sleeved on the outer wall of the cross arm connecting lug 3, the square lower end fitting 51 is fixedly connected with the cross arm connecting lug 3 through a positioning bolt, the transverse insulator 52 is connected to one side, far away from the cross arm connecting lug 3, of the square lower end fitting 51, the transverse end fitting 53 is connected to one end, far away from the square lower end fitting 51, of the transverse insulator 52, and the transverse cross arm 5 is connected with the cross arm connecting lug 3.
Referring to fig. 1 and 3, optionally, the transverse insulator 52 includes a primary core rod 521 and a primary sheath 522, where the primary core rod 521 is connected between the square lower end fitting 51 and the transverse end fitting 53, and the primary sheath 522 is sleeved outside the primary core rod 521, so as to play a role of a lightning arrester, thereby achieving the purpose of combining the lightning arrester component with the cross arm.
Referring to fig. 1 and 4, optionally, the anti-leveling module 6 includes an assembly plate 61, an arc plate 62 and an assembly bolt 63, the assembly plate 61 is connected to one side of the upper end of the square lower end fitting 51, which is close to the transverse insulator 52, the arc plate 62 is arranged on one side of the assembly plate 61, which is far away from the transverse insulator 52, the lower surface of the arc plate 62 is attached to the square lower end fitting 51, the assembly bolt 63 is arranged in the middle of one side of the assembly plate 61, which is opposite to the arc plate 62, the tail end of the assembly bolt 63 penetrates through the assembly plate 61 and is in threaded connection with the arc plate 62, the anti-leveling module 6 is arranged on the upper surfaces of the square lower end fittings 51 of the two transverse cross arms 5, that is, the arc plate 62 is arranged on the upper ends of the square lower end fittings 51, and the lower surface of the arc plate 62 is attached to the upper surface of the square lower end fittings 51, and the assembly plate 61 and the arc plate 62 are connected and fixed by using the assembly bolt 63, so that the installation of the anti-leveling module 6 is completed, and birds cannot nest on the leveling surface of the upper end of the square lower end fittings 51;
a gap is left between the cambered surface plate 62 and the electric pole 1, so that the cambered surface plate 62 is prevented from being contacted with the electric pole 1 to affect each other.
Referring to fig. 4, optionally, the anti-leveling module 6 further includes an inner groove 64, where the inner groove 64 is formed at the lower end of the cambered plate 62, and after the square lower end hardware 51 is connected with the cross arm connecting lug 3 through the locating bolt, the cambered plate 62 is prevented from affecting the setting of the locating bolt.
Referring to fig. 1 and 2, optionally, the top cross arm 7 includes a circular lower end fitting 71, a top insulator 72 and a top upper end fitting 73, the circular lower end fitting 71 is connected to the middle of the upper end of the top steel cap 4, the top insulator 72 is connected to the upper end of the circular lower end fitting 71, the top upper end fitting 73 is connected to the upper end of the top insulator 72, and the top cross arm 7 is connected to the top steel cap 4;
alternatively, the wheel clamps 9 are respectively connected to one end of the transverse end hardware 53 far from the primary core rod 521 and the upper end of the top end hardware 73.
Referring to fig. 1 and 2, optionally, the top-facing insulator 72 includes a secondary core rod 721 and a secondary sheath 722, the secondary core rod 721 is connected between the circular lower end fitting 71 and the top-facing upper end fitting 73, and the secondary sheath 722 is sleeved on the outer wall of the secondary core rod 721 to play a role of a lightning arrester, thereby achieving the purpose of combining the lightning arrester assembly with the cross arm.
Referring to fig. 1,2, 3 and 5, optionally, the peripheral protection module 8 includes a mounting mechanism 81 and a rubber rope 82, where the mounting mechanism 81 is symmetrically disposed at left and right ends of the outer wall of the transverse insulator 52 and at upper and lower ends of the outer wall of the top-facing insulator 72, and the rubber rope 82 is connected between the two corresponding mounting mechanisms 81 in a circumferential array;
Optionally, the rubber rope 82 is respectively attached to the first-stage sheath 522 and the second-stage sheath 722, the outer walls of the first-stage sheath 522 and the second-stage sheath 722 have a protection function, namely, the rubber rope 82 contacts the transport means before the first-stage sheath 522 or the second-stage sheath 722, the self-expansion performance of the rubber rope 82 has a better buffering effect, the first-stage sheath 522 and the second-stage sheath 722 are better isolated from the transport means, the installation mechanism 81 is positioned on the outer walls of the first-stage core rod 521 and the second-stage core rod 721, a blocking and isolating effect is also achieved outside the first-stage core rod 521 and the second-stage core rod 721, the first-stage core rod 521 and the second-stage core rod 721 are prevented from directly contacting the transport means, the better protection effect is provided, and damage to the insulator due to collision in the transport process is avoided.
Referring to fig. 1, 2, 3 and 5, optionally, the mounting mechanism 81 includes a half collar 811, a fixing member 812, a fastening bolt 813 and a nut 814, where the half collar 811 is symmetrically disposed on the outer wall of the primary core rod 521 and the outer wall of the secondary core rod 721, the inner wall of the half collar 811 is attached to the primary core rod 521 and the secondary core rod 721, opposite rear ends of the two sets of half collars 811 are hinged, opposite front ends of the two sets of half collars 811 are attached, the fixing member 812 is disposed at the front ends of the half collars 811, the two sets of fixing members 812 are attached to each other, the tail ends of the fastening bolt 813 sequentially penetrate through the two sets of fixing members 812, and the nut 814 is screwed to the outer wall of the tail end of the fastening bolt 813, so that the two sets of half collars 811 in hinged connection are sleeved on the primary sheath 522 or the secondary sheath 722, and the two fixing members 812 that are attached to each other are connected and fixed by using the fastening bolt 813 and the nut 814, so as to complete the assembly of the mounting mechanism 81.
Referring to fig. 1, fig. 2, fig. 3 and fig. 5, optionally, the installation mechanism 81 further includes a connecting rod 815 and a connecting lug 816, the connecting rod 815 is equidistantly connected to the outer wall of the half collar 811, the connecting lug 816 is connected to one end of the connecting rod 815 far away from the half collar 811, two ends of the rubber rope 82 are connected with the connecting lug 816, so that two ends of the rubber rope 82 are respectively connected with two connecting lugs 816 corresponding to each other up and down or left and right, thereby fixing the rubber rope 82 and ensuring the protection effect of the rubber rope 82 on the primary sheath 522 and the secondary sheath 722.
Referring to fig. 1, optionally, the upper end of the top steel cap 4 is connected with a bevel top ring 41, and the bevel top ring 41 is sleeved on the outer wall of the round lower end hardware fitting 71, so that the top steel cap 4 is prevented from having a flat surface, and birds can slide down due to the inclined structure of the upper surface of the bevel top ring 41 when the birds nest on the upper end of the bevel top ring 41, so that the birds are prevented from nesting on the upper end of the top steel cap 4.
The top-oriented cross arm 7 is connected to the upper end of the top steel cap 4 through the round lower-end hardware fitting 71, the transverse cross arm 5 is connected to the outer wall of the cross arm connecting lug 3 through the square lower-end hardware fitting 51, and the lightning arrester assembly of the primary core rod 521 and the primary sheath 522 or the secondary core rod 721 and the secondary sheath 722 is integrated in the cross arm, so that the frequency of manual pole climbing (the transportation and the installation of the cross arm, the lightning arrester and related parts thereof) is greatly reduced, the transportation, the labor cost and the construction time are shortened, and the hardware fitting and insulator installation steps are reduced;
The outer protection module 8 is arranged on the secondary core rod 721 of the top-facing insulator 72 and the primary core rod 521 of the transverse insulator 52, namely, two groups of half hoops 811 connected in a hinged manner are sleeved on the primary sheath 522 or the secondary sheath 722, two fixing pieces 812 which are mutually attached are connected and fixed by using a fastening bolt 813 and a nut 814, so that the assembly of the mounting mechanism 81 is completed, rubber ropes 82 in the outer protection module 8 are uniformly distributed on the outer walls of the primary sheath 522 and the secondary sheath 722, and damage to the insulator due to collision in the transportation process is avoided;
And this physical shape characteristics of 10kV circuit column type composite insulation cross arm, the surface is standard circular arc, the design of leveling surface has been avoided, and square lower extreme gold utensil 51 upper surface at top steel cap 4 upper end and two horizontal cross arms 5 is equipped with and prevents leveling module 6, i.e. locate square lower extreme gold utensil 51 upper end with cambered surface plate 62, and make cambered surface plate 62 lower surface and square lower extreme gold utensil 51 upper surface laminate mutually, use assembly bolt 63 to connect fixedly between assembly plate 61 and the cambered surface plate 62, accomplish the installation of preventing leveling module 6, through the cambered surface structure of cambered surface plate 62 upper end, and then almost stopped birds and nest on the cross arm possibility, apply to mountain area, birds bird pest multiple spot area, will promote circuit operational reliability by a wide margin.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. A10 kV line column type composite insulating cross arm which is used for being arranged on an electric pole (1) and comprises a cross arm connecting steel hoop (2), a cross arm connecting lug (3) and a top steel cap (4), and is characterized in that,
The cross arm connecting steel hoop (2) is sleeved above the outer wall of the electric pole (1), the cross arm connecting lugs (3) are connected with two sides of the outer wall of the cross arm connecting steel hoop (2) in a bilateral symmetry mode, one end, far away from the cross arm connecting steel hoop (2), of the cross arm connecting lugs (3) is connected with a transverse cross arm (5), an anti-flattening module (6) is arranged on the transverse cross arm (5), a top steel cap (4) is sleeved on the outer wall of the upper end of the electric pole (1), the middle part of the upper end of the top steel cap (4) is connected with a jacking cross arm (7),
The utility model discloses a cross arm, including cross arm connecting lug (3), cross arm (7), top steel cap (4) and cross arm (5), the cross arm (5) outside and the top is all equipped with peripheral hardware protection module (8) to the cross arm (7) outside, the cross arm (5) is kept away from the one end of cross arm connecting lug (3) and the one end that top steel cap (4) was kept away from to cross arm (7) all is connected with wheeled fastener (9).
2. The 10kV line post composite insulation cross arm according to claim 1, wherein the transverse cross arm (5) comprises a square lower end fitting (51), a transverse insulator (52) and a transverse end fitting (53), wherein,
Square lower extreme gold utensil (51) cover is located cross arm connection ear (3) outer wall, and this square lower extreme gold utensil (51) pass through positioning bolt with cross arm connection ear (3) fixed connection, transverse insulator (52) connect in square lower extreme gold utensil (51) keep away from one side of cross arm connection ear (3), transverse end gold utensil (53) connect in one end that square lower extreme gold utensil (51) were kept away from to transverse insulator (52).
3. The 10kV line post composite insulation crossarm according to claim 2, wherein the transverse insulator (52) comprises a primary core rod (521) and a primary sheath (522),
The primary core rod (521) is connected between the square lower end fitting (51) and the transverse end fitting (53), and the primary sheath (522) is sleeved outside the primary core rod (521).
4. The 10kV line post type composite insulating cross arm according to claim 2, wherein the anti-leveling module (6) comprises a mounting plate (61), a cambered surface plate (62) and a mounting bolt (63),
The assembly plate (61) is connected to one side, close to the transverse insulator (52), of the upper end of the square lower end fitting (51), the cambered surface plate (62) is arranged on one side, far away from the transverse insulator (52), of the assembly plate (61), the lower surface of the cambered surface plate (62) is attached to the square lower end fitting (51), the assembly bolt (63) is arranged in the middle of one side, opposite to the cambered surface plate (62), of the assembly plate (61), and the tail end of the assembly bolt (63) penetrates through the assembly plate (61) and is in threaded connection with the cambered surface plate (62);
a gap is reserved between the cambered surface plate (62) and the electric pole (1).
5. The 10kV line post type composite insulating cross arm according to claim 4, wherein the anti-leveling module (6) further comprises an inner groove opening (64), and the inner groove opening (64) is formed in the lower end of the cambered plate (62).
6. The 10kV line post type composite insulating cross arm according to claim 3, wherein the top-oriented cross arm (7) comprises a round lower end fitting (71), a top-oriented insulator (72) and a top-oriented upper end fitting (73), wherein,
The circular lower end fitting (71) is connected to the middle part of the upper end of the top steel cap (4), the top-oriented insulator (72) is connected to the upper end of the circular lower end fitting (71), and the top-oriented insulator (72) is connected to the upper end of the top-oriented insulator (73);
The wheel-type wire clamp (9) is respectively connected with one end of the transverse end fitting (53) far away from the primary core rod (521) and the upper end of the top-up end fitting (73);
the upper end of the top steel cap (4) is connected with an inclined plane top ring (41), and the inclined plane top ring (41) is sleeved on the outer wall of the round lower end fitting (71).
7. The 10kV line post type composite insulating cross arm according to claim 6, wherein the top-facing insulator (72) comprises a secondary core rod (721) and a secondary sheath (722), the secondary core rod (721) is connected between the circular lower end fitting (71) and the top-facing upper end fitting (73), and the secondary sheath (722) is sleeved on the outer wall of the secondary core rod (721).
8. A 10kV line post composite insulation crossarm according to claim 7, characterized in that the peripheral protection module (8) comprises a mounting mechanism (81) and a rubber rope (82), wherein,
The mounting mechanisms (81) are symmetrically arranged at the left end and the right end of the outer wall of the transverse insulator (52) and the upper end and the lower end of the outer wall of the jacking insulator (72), and the rubber ropes (82) are connected between the two corresponding mounting mechanisms (81) in a circumferential array manner; and is also provided with
The rubber rope (82) is respectively attached to the primary sheath (522) and the secondary sheath (722).
9. The 10kV line post composite insulation cross arm of claim 8, wherein the mounting mechanism (81) comprises a half collar (811), a fastener (812), a fastening bolt (813), and a nut (814), wherein,
The semi-ring hoops (811) are symmetrically arranged on the outer wall of the primary core rod (521) and the outer wall of the secondary core rod (721), the inner wall of the semi-ring hoops (811) is jointed with the primary core rod (521) and the secondary core rod (721), the rear ends of the two opposite sides of the two groups of semi-ring hoops (811) are hinged, the front ends of the two opposite sides of the two groups of semi-ring hoops (811) are jointed,
The fixing pieces (812) are arranged at the front ends of the semi-ring hoops (811), the two groups of fixing pieces (812) are attached to each other, the tail ends of the fastening bolts (813) sequentially penetrate through the two groups of fixing pieces (812), and the nuts (814) are in threaded connection with the outer walls of the tail ends of the fastening bolts (813).
10. The 10kV line post composite insulation cross arm of claim 9, wherein the mounting mechanism (81) further comprises a connecting rod (815) and a connecting ear (816), wherein,
The connecting rods (815) are equidistantly connected to the outer wall of the half hoop (811), the connecting lugs (816) are connected to one ends, far away from the half hoop (811), of the connecting rods (815), and two ends of the rubber rope (82) are connected with the connecting lugs (816).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410575117.6A CN118137411A (en) | 2024-05-10 | 2024-05-10 | 10KV line column type composite insulating cross arm |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410575117.6A CN118137411A (en) | 2024-05-10 | 2024-05-10 | 10KV line column type composite insulating cross arm |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN118137411A true CN118137411A (en) | 2024-06-04 |
Family
ID=91247722
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202410575117.6A Pending CN118137411A (en) | 2024-05-10 | 2024-05-10 | 10KV line column type composite insulating cross arm |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN118137411A (en) |
Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU2004258449A1 (en) * | 2003-07-21 | 2005-01-27 | Edi International, Inc. | Insulator integrated with clamp |
| CN205791385U (en) * | 2016-07-19 | 2016-12-07 | 国网湖北省电力公司宜昌供电公司 | 10kV circuit anti-bird from building nest device |
| KR101821152B1 (en) * | 2017-09-01 | 2018-01-23 | (주)신영엔지니어링 | Electric pole for easily adjusting height of power distribution line |
| KR101864309B1 (en) * | 2017-01-19 | 2018-06-05 | 삼성기술감리 주식회사 | Apparatus for changing power distribution line in hot line |
| CN210201439U (en) * | 2019-08-15 | 2020-03-27 | 中安达电气科技股份有限公司 | Square tube type insulating cross arm |
| JP2020048513A (en) * | 2018-09-28 | 2020-04-02 | 中国電力株式会社 | Nest building prevention device for cross arm |
| CN210316777U (en) * | 2019-05-31 | 2020-04-14 | 中国电力科学研究院有限公司 | Insulating cross arm fixing device for distribution network overhead line |
| CN214273134U (en) * | 2020-12-09 | 2021-09-24 | 国网福建省电力有限公司电力科学研究院 | Complete set composite insulating cross arm based on standard component |
| KR102381232B1 (en) * | 2021-08-23 | 2022-04-01 | 주식회사 어담기술단 | Fixing equipment for overhead power distribution line with lightning protection structure |
| CN218733093U (en) * | 2022-10-26 | 2023-03-24 | 永固集团股份有限公司 | Composite insulating cross arm |
| CN218918539U (en) * | 2022-12-06 | 2023-04-25 | 浙江新机智能科技有限公司 | Rod-shaped insulator with low-temperature-resistant structure |
| CN116575789A (en) * | 2023-05-26 | 2023-08-11 | 梅彦君 | Cross arm of power line |
| CN219973185U (en) * | 2023-04-11 | 2023-11-07 | 上海海湾新能风力发电有限公司 | Protective sleeve for preventing interlocking block from wearing steel pile |
-
2024
- 2024-05-10 CN CN202410575117.6A patent/CN118137411A/en active Pending
Patent Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU2004258449A1 (en) * | 2003-07-21 | 2005-01-27 | Edi International, Inc. | Insulator integrated with clamp |
| CN205791385U (en) * | 2016-07-19 | 2016-12-07 | 国网湖北省电力公司宜昌供电公司 | 10kV circuit anti-bird from building nest device |
| KR101864309B1 (en) * | 2017-01-19 | 2018-06-05 | 삼성기술감리 주식회사 | Apparatus for changing power distribution line in hot line |
| KR101821152B1 (en) * | 2017-09-01 | 2018-01-23 | (주)신영엔지니어링 | Electric pole for easily adjusting height of power distribution line |
| JP2020048513A (en) * | 2018-09-28 | 2020-04-02 | 中国電力株式会社 | Nest building prevention device for cross arm |
| CN210316777U (en) * | 2019-05-31 | 2020-04-14 | 中国电力科学研究院有限公司 | Insulating cross arm fixing device for distribution network overhead line |
| CN210201439U (en) * | 2019-08-15 | 2020-03-27 | 中安达电气科技股份有限公司 | Square tube type insulating cross arm |
| CN214273134U (en) * | 2020-12-09 | 2021-09-24 | 国网福建省电力有限公司电力科学研究院 | Complete set composite insulating cross arm based on standard component |
| KR102381232B1 (en) * | 2021-08-23 | 2022-04-01 | 주식회사 어담기술단 | Fixing equipment for overhead power distribution line with lightning protection structure |
| CN218733093U (en) * | 2022-10-26 | 2023-03-24 | 永固集团股份有限公司 | Composite insulating cross arm |
| CN218918539U (en) * | 2022-12-06 | 2023-04-25 | 浙江新机智能科技有限公司 | Rod-shaped insulator with low-temperature-resistant structure |
| CN219973185U (en) * | 2023-04-11 | 2023-11-07 | 上海海湾新能风力发电有限公司 | Protective sleeve for preventing interlocking block from wearing steel pile |
| CN116575789A (en) * | 2023-05-26 | 2023-08-11 | 梅彦君 | Cross arm of power line |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| WO2019085706A1 (en) | Overhead power distribution line | |
| US7701688B2 (en) | Structure for installing lightning arrester for electric pole | |
| CN104242208A (en) | Double-circuit cable terminal steel pipe pole for overhead transmission line | |
| CN204089116U (en) | A kind of overhead transmission line double back cable terminal steel pipe pole | |
| CN118137411A (en) | 10KV line column type composite insulating cross arm | |
| CN108963948A (en) | A kind of lightning protection device for super large formed steel construction radar | |
| CN206685218U (en) | A kind of anti-corrosion, anti-bird, antifouling insulator improved structure | |
| CN106558376B (en) | V-shaped double-linked single-hanging-point four-split hanging string | |
| CN210074720U (en) | Wire hanging plate and insulating beam | |
| KR19990038816U (en) | Antistatic Bindless Line Post Cover | |
| CN210073486U (en) | Composite insulator with windproof structure | |
| CN208015077U (en) | A kind of lightning protection device and its system for ancient building | |
| CN220928908U (en) | Middle hardware fitting, composite cross arm and transmission pole | |
| CN219759441U (en) | Isolation knife switch protective cover and isolation knife switch assembly | |
| CN215989643U (en) | Composite power transformation framework | |
| CN209592885U (en) | A kind of mine cable terminal box | |
| CN208015074U (en) | A kind of novel transformer substation lightning rod | |
| CN109116501A (en) | A kind of bis- cables of high voltage substation OPGW draw lower clamp device | |
| CN220913978U (en) | DC disk-shaped suspension porcelain insulator | |
| CN218991092U (en) | Composite cross arm and transmission pole | |
| CN221073702U (en) | Power transmission tower | |
| CN214900059U (en) | Insulating crossbeam and door type frame of door type frame | |
| CN211654430U (en) | Disc insulator easy to assemble | |
| CN214755152U (en) | Fixing device is arranged to GIS equipment and earthing switch equipment's ground connection water conservancy diversion | |
| CN215007742U (en) | High-strength rod insulator |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |