CN214035016U - Compound cross arm of distribution network low pressure - Google Patents
Compound cross arm of distribution network low pressure Download PDFInfo
- Publication number
- CN214035016U CN214035016U CN202021885064.1U CN202021885064U CN214035016U CN 214035016 U CN214035016 U CN 214035016U CN 202021885064 U CN202021885064 U CN 202021885064U CN 214035016 U CN214035016 U CN 214035016U
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- arm
- cross arm
- distribution network
- support arm
- composite
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- 150000001875 compounds Chemical class 0.000 title claims abstract description 8
- 239000002131 composite material Substances 0.000 claims abstract description 45
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- 239000000463 material Substances 0.000 claims abstract description 6
- 239000003365 glass fiber Substances 0.000 claims description 3
- 229920006305 unsaturated polyester Polymers 0.000 claims description 3
- 239000011810 insulating material Substances 0.000 claims 1
- 238000009434 installation Methods 0.000 abstract description 5
- 229910052573 porcelain Inorganic materials 0.000 abstract description 5
- 238000012423 maintenance Methods 0.000 abstract description 4
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- 241001122767 Theaceae Species 0.000 abstract 1
- 210000004907 gland Anatomy 0.000 abstract 1
- 230000010354 integration Effects 0.000 abstract 1
- 244000269722 Thea sinensis Species 0.000 description 4
- 239000012774 insulation material Substances 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 229910052751 metal Inorganic materials 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 2
- 239000012212 insulator Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 241001391944 Commicarpus scandens Species 0.000 description 1
- 244000080575 Oxalis tetraphylla Species 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 229910000746 Structural steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000013329 compounding Methods 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
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- 238000004804 winding Methods 0.000 description 1
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Abstract
The utility model provides a compound cross arm of distribution network low pressure, footing and support arm including clamp plate and integration, the support arm is polygon prism shape support arm, the support arm is located the geometric center of footing and perpendicular with the footing, the clamp plate is bar clamp plate and gland at the support arm end. And reserved expansion screw fixing hole positions are arranged on the bottom feet of the composite cross arm. The polygon prism type support arm comprises a plurality of fixing grooves, and the fixing grooves are perpendicular to the extension direction of the support arm. A chamfer is arranged on the fixing groove of the polygonal column support arm; the novel composite cross arm is adopted, the composite material main body and the pressing plate are used for replacing a tea table and a porcelain bottle to fix the conducting wire, the installation is simpler, and the process is more attractive; the material cost is moderate, and the installation space is halved; the operation and maintenance costs are low, and the power quality is obviously improved.
Description
Technical Field
The utility model relates to an electric trade especially relates to a compound cross arm of distribution network low pressure.
Background
The statements in this section merely provide background information related to the present disclosure and may not necessarily constitute prior art.
In life, electricity becomes indispensable to households, and the application of the cross arm is a key factor for guaranteeing the normal operation of a power supply line. The cross arm is an important component in a tower and is used for installing insulators and hardware fittings so as to support a conducting wire and a lightning conductor and keep a certain safety distance according to regulations. The cross arm of the traditional power transmission tower is made of metal, and due to the conductivity of metal materials, a suspension insulator string must be arranged at the free end of the cross arm on the power transmission tower to play an insulation role between a lead and the cross arm.
1. At present, a metal support (commonly called an angle iron cross arm) made of metal angle steel is mostly adopted in a low-voltage power distribution site, a tea table or a porcelain bottle needs to be installed on the support, and a lead is bound on the tea table or the porcelain bottle by utilizing a binding wire.
2. The operation time is long, the metal bracket is easy to rust, the porcelain bottle is easy to break, and the binding line or the tightness or tightness is easy to occur, so that the binding requirement can not be met.
3. The passage of a place where a part of service wires are installed is narrow, the accident that the wires are broken by hanging vehicles frequently occurs, the wall load is damaged, and potential safety hazards are easily caused to surrounding people and equipment.
SUMMERY OF THE UTILITY MODEL
In order to solve the problems, the composite cross arm for the low voltage of the power distribution network is provided, the composite material main body and the pressing plate are used for replacing a tea table and a porcelain bottle to fix a wire, the installation is simpler, and the process is more attractive.
In order to achieve the purpose, the following technical scheme is adopted in the disclosure:
a power distribution network low voltage composite cross arm comprising:
the pressure plate and the integrated bottom foot and support arm are polygonal support arms, the support arms are positioned at the geometric center of the bottom foot and are vertical to the bottom foot, and the pressure plate is a strip-shaped pressure plate and is pressed at the tail end of the support arms in a pressing mode.
Furthermore, the footing of the composite cross arm is provided with a reserved expansion screw fixing hole site.
Further, the polygonal column type support arm comprises a plurality of fixing grooves, and the fixing grooves are perpendicular to the extension direction of the support arm.
Furthermore, a chamfer is arranged on the fixing groove of the polygonal column support arm.
Furthermore, the polygonal-prism-shaped support arm also comprises through holes, wherein the through holes are arranged on two sides of the fixing groove and are staggered on the support arm with the fixing groove.
Further, the footing is connected with the wall body through expansion screws.
Further, the composite cross arm is made of unsaturated polyester glass fibers.
Furthermore, the composite cross arm further comprises a composite hoop, and the composite hoop is sleeved outside the pressing plate and the support arm.
Further, the composite insulation material also comprises a composite hoop, and the composite hoop is made of a composite insulation material.
Furthermore, the footing is T-shaped or cross-shaped.
The beneficial effects of this disclosure are:
the utility model discloses a distribution network low pressure composite cross arm, 1 adopt novel composite cross arm, replace tea platform and vase to fix the wire with combined material main part and clamp plate, the installation is simpler, and the technology is more pleasing to the eye. 2. The material cost is moderate, and the installation space is halved. Taking a 6-hole cross arm as an example, the length of the traditional material cross arm is 75 cm, the composite cross arm is only 30 cm, and the occupied wall area of a client is greatly reduced; the phenomenon that the service wire and the service wire are damaged by external force is greatly reduced. 3. The operation and maintenance costs are low, and the power quality is obviously improved. The operation cycle of the traditional material cross arm is 5-7 years, the body is easy to corrode, accessories are easy to damage, and the maintenance cost is high. The operation period of the composite cross arm is 10-12 years, the operation and maintenance cost is low, and the power quality is obviously improved.
Drawings
The accompanying drawings, which are included to provide a further understanding of the disclosure, illustrate embodiments of the disclosure and together with the description serve to explain the disclosure and are not to limit the disclosure.
Fig. 1 is a schematic structural diagram of a low-voltage composite cross arm of a power distribution network according to an embodiment of the present disclosure;
wherein, 1, footing; 2. a support arm; 3. chamfering; 4. a through hole; 5. and (5) compounding the anchor ear.
Detailed Description
The present disclosure is further described with reference to the following drawings and examples.
It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the disclosure. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this disclosure belongs.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present disclosure. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.
In the present disclosure, terms such as "upper", "lower", "left", "right", "front", "rear", "vertical", "horizontal", "side", "bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only relational terms determined for convenience in describing structural relationships of the parts or elements of the present disclosure, and do not refer to any parts or elements of the present disclosure, and are not to be construed as limiting the present disclosure.
In the present disclosure, terms such as "fixedly connected", "connected", and the like are to be understood in a broad sense, and mean either a fixed connection or an integrally connected or detachable connection; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present disclosure can be determined on a case-by-case basis by persons skilled in the relevant art or technicians, and are not to be construed as limitations of the present disclosure.
As shown in fig. 1, the low-voltage composite cross arm for a power distribution network of the present embodiment includes:
the pressure plate 6 and the integrated bottom foot 1 and support arm 2, the support arm 2 is a polygonal column-shaped support arm, the support arm 2 is positioned at the geometric center of the bottom foot 1 and is vertical to the bottom foot, and the pressure plate 6 is a strip-shaped pressure plate and is pressed at the tail end of the support arm 2.
And reserved expansion screw fixing hole positions are arranged on the bottom feet 1 of the composite cross arm.
The polygon prism type support arm comprises a plurality of fixing grooves, and the fixing grooves are perpendicular to the extension direction of the support arm.
And a chamfer 3 is arranged on the fixing groove of the polygonal column support arm.
The polygonal-prism-shaped support arm further comprises through holes 4, wherein the through holes 4 are formed in two sides of the fixing groove and are arranged on the support arm 2 in a staggered mode with the fixing groove.
Further, the footing 1 is connected with the wall body through an expansion screw.
Further, the composite cross arm is made of unsaturated polyester glass fibers.
Further, compound cross arm still includes compound staple bolt 5, compound staple bolt 5 cover is in clamp plate and support arm outside.
Further, the composite insulation material also comprises a composite hoop 5, wherein the composite hoop 5 is made of a composite insulation material.
Furthermore, the footing is T-shaped or cross-shaped.
As an example of the manner in which the device may be used,
the low-voltage composite cross arm is mainly applied to the erection, support and fixation of low-voltage service wires and service wires of a low-voltage distribution transformer area of 0.4kV or below; the cross arm is provided with a T-shaped (cross-shaped) base, a polygon prism-shaped supporting arm and a pressing plate 6, and an expansion screw fixing hole site is reserved on the T-shaped (cross-shaped) mounting base and used for mounting on a field wall body of a platform area; the cross arm supporting arm part adopts a polygonal prism shape, a wire fixing groove is formed in the supporting arm, chamfering processing is performed, and wire winding and pressing plate 6 fixing are facilitated.
The above description is only a preferred embodiment of the present disclosure and is not intended to limit the present disclosure, and various modifications and changes may be made to the present disclosure by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present disclosure should be included in the protection scope of the present disclosure.
Claims (10)
1. The utility model provides a compound cross arm of distribution network low pressure which characterized in that includes:
the pressure plate and the integrated bottom foot and support arm are polygonal support arms, the support arms are positioned at the geometric center of the bottom foot and are vertical to the bottom foot, and the pressure plate is a strip-shaped pressure plate and is pressed at the tail end of the support arms in a pressing mode.
2. The low-voltage composite cross arm for the power distribution network of claim 1, wherein reserved expansion screw fixing hole positions are arranged on feet of the composite cross arm.
3. A low-voltage composite cross arm for a power distribution network as claimed in claim 1, wherein said polygonal-prism-shaped arm includes a plurality of fixing grooves, and the fixing grooves are perpendicular to the extension direction of the arm.
4. A low voltage composite cross arm for a power distribution network as claimed in claim 3, wherein the fixing grooves of the polygonal prism arm are provided with chamfers.
5. The low-voltage composite cross arm for the power distribution network as claimed in claim 1, wherein the polygonal cylindrical support arm further comprises through holes, the through holes are arranged on both sides of the fixing groove and staggered with the fixing groove on the support arm.
6. A low voltage composite cross-arm for a power distribution network as claimed in claim 2, wherein said feet are connected to the wall by means of expansion screws.
7. The low-voltage composite cross arm for the power distribution network as claimed in claim 1, wherein the material of the composite cross arm is unsaturated polyester glass fiber.
8. The low-voltage composite cross arm for a power distribution network of claim 1, wherein the composite cross arm further comprises a composite hoop, and the composite hoop is sleeved outside the pressure plate and the support arm.
9. The low-voltage composite cross arm for the power distribution network of claim 1, further comprising a composite hoop, wherein the composite hoop is made of a composite insulating material.
10. A low voltage composite cross arm for a power distribution network as claimed in claim 1, wherein said feet are T-shaped or cross-shaped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021885064.1U CN214035016U (en) | 2020-09-01 | 2020-09-01 | Compound cross arm of distribution network low pressure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021885064.1U CN214035016U (en) | 2020-09-01 | 2020-09-01 | Compound cross arm of distribution network low pressure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214035016U true CN214035016U (en) | 2021-08-24 |
Family
ID=77332894
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021885064.1U Active CN214035016U (en) | 2020-09-01 | 2020-09-01 | Compound cross arm of distribution network low pressure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214035016U (en) |
-
2020
- 2020-09-01 CN CN202021885064.1U patent/CN214035016U/en active Active
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