CN220815134U - 10KV line expansion type cross arm connection structure - Google Patents
10KV line expansion type cross arm connection structure Download PDFInfo
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- CN220815134U CN220815134U CN202322624283.4U CN202322624283U CN220815134U CN 220815134 U CN220815134 U CN 220815134U CN 202322624283 U CN202322624283 U CN 202322624283U CN 220815134 U CN220815134 U CN 220815134U
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- rod
- rod body
- main rod
- cross arm
- telescopic
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 18
- 239000010959 steel Substances 0.000 claims abstract description 18
- 239000012212 insulator Substances 0.000 description 4
- 230000007797 corrosion Effects 0.000 description 3
- 238000005260 corrosion Methods 0.000 description 3
- 230000002349 favourable effect Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 229910052573 porcelain Inorganic materials 0.000 description 3
- 229910000746 Structural steel Inorganic materials 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Mutual Connection Of Rods And Tubes (AREA)
Abstract
The utility model discloses a 10kV line expansion type cross arm connection structure, which comprises the following components: the telescopic rod, the mounting rack and the connecting rack; the telescopic rod comprises a main rod body, an expansion rod and a fastening bolt, wherein the main rod body and the expansion rod are channel steel pieces, and the expansion rod is inserted into the main rod body; the upper surface wall of the main rod body and the upper surface wall of the expansion rod are respectively provided with a plurality of mounting holes, the vertical side wall of the expansion rod is provided with a limit through hole, the corresponding side wall of the main rod body is provided with a threaded blind hole, and the fastening bolt passes through the limit through hole and is connected with the threaded blind hole; the telescopic rods are divided into two groups, namely transverse arrangement and longitudinal arrangement, and the longitudinal telescopic rods are positioned below the transverse telescopic rods and are fixedly connected into a whole through the connecting frame. The cross arm in this scheme includes two sets of telescopic links, and a set of transverse arrangement, a set of longitudinal arrangement to can support transverse wiring and longitudinal wiring's electric wire on a cross arm, every telescopic link can all carry out flexible adjustment along self length, thereby has higher flexibility and expansibility.
Description
Technical Field
The utility model relates to the field of power equipment, in particular to a 10kV line extension type cross arm connection structure.
Background
The cross arm is an angle iron transversely fixed at the top of the telegraph pole, and a porcelain bottle is arranged on the cross arm and is used for supporting an object of the overhead electric wire. In 10kV power lines, it is important to maintain a safe distance of the wires with cross arms. However, the existing cross arm structure is simple, is only a rod-shaped structure, cannot adjust the length of the cross arm according to actual installation requirements, and is not flexible enough; in addition, the cross arm can only support wires in a single direction, the expansibility is insufficient, in practical application, wires in various directions such as transverse directions, longitudinal directions and the like are generally arranged on one telegraph pole, so that a plurality of cross arms are required to be installed on the telegraph pole, the number of the cross arms is increased, the installation procedure is complicated, the top structure of the telegraph pole is disordered, safety accidents are easy to bring, and therefore optimization and improvement are required.
Disclosure of utility model
The present utility model aims to solve at least one of the technical problems existing in the prior art. To this end, a first object of the present utility model is to provide a 10kV line extension type cross arm connection structure.
The technical scheme of the utility model is as follows: 10kV line extension formula cross arm connection structure, its characterized in that includes: the telescopic rod, the mounting rack and the connecting rack;
The telescopic rod comprises a main rod body, an expansion rod and a fastening bolt, wherein the main rod body and the expansion rod are channel steel pieces, flanges which are bent inwards are arranged at the bottoms of two vertical side walls of the main rod body, the expansion rod is inserted into the main rod body and supported on the flanges, and the expansion rod can move along the length direction of the main rod body;
The upper surface wall of the main rod body and the upper surface wall of the extension rod are respectively provided with a plurality of mounting holes, the vertical side wall of the extension rod is provided with a strip-shaped limiting through hole extending along the length direction of the extension rod, the corresponding side wall of the main rod body is provided with a threaded blind hole, and the fastening bolt is positioned in the extension rod and penetrates through the limiting through hole to be connected with the threaded blind hole;
The telescopic rods are divided into two groups, namely transverse arrangement and longitudinal arrangement, the longitudinal telescopic rods are located below the transverse telescopic rods and are fixedly connected into a whole through the connecting frame, one end of a main rod body of each longitudinal telescopic rod is fixedly provided with the mounting frame, and the mounting frame is used for being connected with the telegraph pole.
Further, the mounting hole is a slotted hole.
Further, the mounting frame is an I-shaped frame, the mounting frame comprises a vertical connecting plate and upper and lower horizontal angle steels, the connecting plate is fixedly connected with a main rod body of a longitudinal telescopic rod, and connecting holes are formed in the two angle steels.
Further, the part of the expansion rod, which is positioned in the main rod body, is provided with an avoidance hole, and the avoidance hole is positioned on the upper surface wall of the expansion rod.
Further, a protruding portion is arranged on the outer surface of the vertical side wall of the main rod body, and the threaded blind hole extends to the protruding portion.
Further, the two ends of the main rod body of the longitudinal telescopic rod in the length direction are respectively provided with a telescopic expansion rod.
Compared with the prior art, the utility model has the following beneficial effects:
1. The cross arm in this scheme includes two sets of telescopic links, and a set of transverse arrangement, a set of longitudinal arrangement, and two sets of telescopic links are spaced apart along upper and lower direction and become integrative through link fixed connection, can support transverse wiring and longitudinal wiring's electric wire on a cross arm when using from this period to be favorable to reducing the use of cross arm on the wire pole, improve compact structure.
2. The telescopic rod comprises a main rod body, an extension rod and a fastening screw, after the fastening screw is unscrewed, the extension rod can be used for adjusting the length of the cross arm, after the adjustment is finished, the fastening screw is screwed down, and the telescopic fixing form is simple, convenient to adjust and reliable to fix.
3. The main rod body and the extension rod are channel steel parts, so that when the fastening bolt is arranged in the extension rod, the extension rod can play a certain protection role on the fastening bolt, and the threaded hole on the main rod body is a threaded blind hole, so that when the fastening bolt is screwed down, the fastening bolt cannot be exposed out, and further outdoor rainwater and the like can be effectively prevented from falling onto the fastening bolt to cause corrosion and blocking of the fastening bolt.
Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.
Drawings
For a clearer description of embodiments of the utility model or of solutions in the prior art, the drawings that are required to be used in the description of the embodiments or of the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the utility model, and that other drawings can be obtained, without the inventive effort, by a person skilled in the art from these drawings:
FIG. 1 is a schematic illustration of the present utility model;
FIG. 2 is a partial cross-sectional view of the structure of the present utility model;
FIG. 3 is a schematic view of the upper structure of FIG. 2;
FIG. 4 is a schematic view of a portion of the structure of the present utility model;
Fig. 5 is a schematic view of the left-hand structure in fig. 4.
Reference numerals:
1. A telescopic rod; 11. a main rod body; 12. an expansion rod; 13. a fastening bolt; 14. flanging; 15. a mounting hole; 16. limiting through holes; 17. a threaded blind hole; 18. avoidance holes; 19. a protruding portion; 2. a mounting frame; 21. a connecting plate; 22. angle steel; 3. and a connecting frame.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. In the description of the present utility model, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "inner", "outer", "vertical", "circumferential", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
In the description of the utility model, a "first feature" or "second feature" may include one or more of such features. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature.
A 10kV line extension crossarm connection structure as shown in fig. 1-5, comprising: telescopic link 1, mounting bracket 2, clamp and link 3.
The telescopic rod 1 comprises a main rod body 11, an extension rod 12 and a fastening bolt 13, wherein the main rod body 11 and the extension rod 12 are channel steel members, the channel steel is long-strip steel with a groove-shaped section, the telescopic rod is common steel, the material cost is low, the telescopic rod is convenient to process and use, the bearing capacity is high, and the telescopic rod is not easy to deform and damage.
As shown in fig. 2 and 3, the bottoms of the two vertical side walls of the main rod body 11 are provided with inward bending flanges 14, the extension rod 12 is inserted into the main rod body 11 and supported on the flanges 14, and the extension rod 12 can move along the length direction of the main rod body 11, so that the extension rod 1 can stretch out and draw back along the length direction of the extension rod 1, the flanges 14 arranged on the main rod body 11 can play a supporting role on the extension rod 12, the extension rod 12 does not need to fall down, and the extension rod 12 is convenient to extend out in the whole extension rod 12 of a high air conditioner.
The vertical side wall of the expansion rod 12 is provided with a strip-shaped limiting through hole 16 extending along the length direction of the expansion rod 12, the corresponding side wall of the main rod body 11 is provided with a threaded blind hole 17, and the fastening bolt 13 is positioned in the expansion rod 12 and penetrates through the limiting through hole 16 to be connected with the threaded blind hole 17.
Specifically, when the fastening bolt 13 is unscrewed, the extension rod 12 can be extended and contracted to adjust the length of the cross arm, and after the adjustment is completed, the fastening bolt 13 is screwed down, so that the extension and contraction fixing mode is simple, the adjustment is convenient, and the fixing is reliable. In addition, in this scheme, mobile jib body 11 and extension pole 12 are the channel-section steel spare, therefore when fastening bolt 13 locates in the extension pole 12, extension pole 12 can play certain guard action to fastening bolt 13, and the screw hole on the mobile jib body 11 is screw thread blind hole 17 in addition, therefore when tightening fastening bolt 13, fastening bolt 13 can not expose outside part to can effectively prevent that outdoor rainwater etc. from falling on fastening bolt 13 and arousing the corrosion card of fastening bolt 13 to die.
Further, in order to improve the connection reliability of the fastening bolt 13, the fastening bolt 13 may be a relatively long bolt, and in this case, the sidewall of the main rod body 11 may have an insufficient thickness, and a protrusion 19 as shown in fig. 2 may be provided on the outer surface of the vertical sidewall of the main rod body 11, and the blind threaded hole 17 may extend to the protrusion 19.
The upper surface wall of the main rod body 11 and the upper surface wall of the extension rod 12 are respectively provided with a plurality of mounting holes 15, and porcelain insulator can be mounted at the later stage of the mounting holes 15 to support the electric wires. The quantity of mounting holes 15 can be designed according to the demand, does not do the restriction here, only mounting holes 15 in this scheme are the slotted hole, because install mounting holes 15 on the cross arm through the bolt from the area on the vase insulator generally, consequently after designing the slotted hole 15, when the bolt wears to establish in mounting holes 15, can adjust the bolt mounted position of vase insulator to a certain extent according to the demand, improve the installation flexibility.
Further, when the extension rod 12 slides and stretches in the main rod body 11, in order to avoid that the extension rod 12 affects the mounting hole 15 on the main rod body 11 due to its movement to mount the porcelain insulator, as shown in fig. 3, a portion of the extension rod 12 located in the main rod body 11 is provided with a avoiding hole 18, and the avoiding hole 18 is located on the upper surface wall of the extension rod 12.
The telescopic link 1 in this scheme is total two sets of, as shown in fig. 1, falls into transverse arrangement and longitudinal arrangement, and longitudinal telescopic link 1 is located transverse telescopic link 1 below and becomes integrative through link 3 fixed connection, and the fixed mounting bracket 2 that is equipped with of one end of the mobile jib body 11 of longitudinal telescopic link 1 is equipped with the clamp that is used for fixed wire pole on the mounting bracket 2.
In practical application, the mounting bracket 2 that uses is I shape frame, and mounting bracket 2 includes two horizontal angle steel 22 about vertical connecting plate 21 and, and connecting plate 21 links to each other with the mobile jib body 11 of longitudinal telescopic link 1 is fixed, all is equipped with the clamp on two angle steel 22, can improve the joint strength of cross arm and wire pole from this.
The cross arm in this scheme includes two sets of telescopic links 1, and a set of transverse arrangement, a set of longitudinal arrangement, and two sets of telescopic links 1 are spaced apart along upper and lower direction and become integrative through link 3 fixed connection, can support transverse wiring and longitudinal wiring's electric wire on a cross arm when using from this period to be favorable to reducing the use of cross arm on the wire pole, improve compactibility.
Further, after the connecting frame 3 is used, in the transverse telescopic rod 1, the connecting frame 3 can directly serve as a protruding portion 19 on the outer side of the main rod body 11, and two ends of the length direction of the main rod body 11 of the longitudinal telescopic rod 1 are respectively provided with a telescopic expansion rod 12, so as to improve the flexibility of expansion.
In summary, the scheme has the following characteristics:
1. The cross arm in this scheme includes two sets of telescopic links 1, and a set of transverse arrangement, a set of longitudinal arrangement, and two sets of telescopic links 1 are spaced apart along upper and lower direction and become integrative through link 3 fixed connection, can support transverse wiring and longitudinal wiring's electric wire on a cross arm when using from this period to be favorable to reducing the use of cross arm on the wire pole, improve compactibility.
2. The telescopic rod 1 comprises a main rod body 11, an extension rod 12 and a fastening screw, when the fastening screw 13 is unscrewed, the extension rod 12 can be telescopic to adjust the length of the cross arm, and after the adjustment is finished, the fastening screw 13 is screwed, so that the telescopic fixing form is simple, the adjustment is convenient and the fixing is reliable.
3. The main rod body 11 and the extension rod 12 are channel steel pieces, so when the fastening bolt 13 is arranged in the extension rod 12, the extension rod 12 can play a certain protection role on the fastening bolt 13, and the threaded hole on the main rod body 11 is the threaded blind hole 17, so that when the fastening bolt 13 is screwed down, the fastening bolt 13 does not have exposed parts, and further, outdoor rainwater and the like can be effectively prevented from falling onto the fastening bolt 13 to cause corrosion and clamping of the fastening bolt 13.
While embodiments of the present utility model have been shown and described, it will be understood by those of ordinary skill in the art that: many changes, modifications, substitutions and variations may be made to the embodiments without departing from the spirit and principles of the utility model, the scope of which is defined by the claims and their equivalents.
Claims (6)
1. 10KV line extension formula cross arm connection structure, its characterized in that includes: the telescopic rod, the mounting rack and the connecting rack;
The telescopic rod comprises a main rod body, an expansion rod and a fastening bolt, wherein the main rod body and the expansion rod are channel steel pieces, flanges which are bent inwards are arranged at the bottoms of two vertical side walls of the main rod body, the expansion rod is inserted into the main rod body and supported on the flanges, and the expansion rod can move along the length direction of the main rod body;
The upper surface wall of the main rod body and the upper surface wall of the extension rod are respectively provided with a plurality of mounting holes, the vertical side wall of the extension rod is provided with a strip-shaped limiting through hole extending along the length direction of the extension rod, the corresponding side wall of the main rod body is provided with a threaded blind hole, and the fastening bolt is positioned in the extension rod and penetrates through the limiting through hole to be connected with the threaded blind hole;
The telescopic rods are divided into two groups, namely transverse arrangement and longitudinal arrangement, the longitudinal telescopic rods are located below the transverse telescopic rods and are fixedly connected into a whole through the connecting frame, one end of a main rod body of each longitudinal telescopic rod is fixedly provided with the mounting frame, and the mounting frame is used for being connected with the telegraph pole.
2. The 10kV line extension cross arm connection structure of claim 1, wherein the mounting hole is a slotted hole.
3. The 10kV line extension cross arm connecting structure according to claim 1, wherein the mounting frame is an i-shaped frame, the mounting frame comprises a vertical connecting plate and an upper horizontal angle steel and a lower horizontal angle steel, the connecting plate is fixedly connected with a main rod body of the longitudinal telescopic rod, and connecting holes are formed in the two angle steels.
4. The 10kV line extension type cross arm connection structure according to claim 1, wherein an avoidance hole is formed in a portion, located in the main rod body, of the extension rod, and the avoidance hole is located in an upper surface wall of the extension rod.
5. The 10kV line extension cross arm connection structure according to claim 1, wherein a protrusion is provided on an outer surface of a vertical sidewall of the main rod body, and the threaded blind hole extends to the protrusion.
6. The 10kV line extension type cross arm connecting structure according to claim 1, wherein the two ends of the main rod body of the longitudinal extension rod in the length direction are respectively provided with an extension rod capable of extending and retracting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322624283.4U CN220815134U (en) | 2023-09-27 | 2023-09-27 | 10KV line expansion type cross arm connection structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322624283.4U CN220815134U (en) | 2023-09-27 | 2023-09-27 | 10KV line expansion type cross arm connection structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220815134U true CN220815134U (en) | 2024-04-19 |
Family
ID=90677992
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322624283.4U Active CN220815134U (en) | 2023-09-27 | 2023-09-27 | 10KV line expansion type cross arm connection structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220815134U (en) |
-
2023
- 2023-09-27 CN CN202322624283.4U patent/CN220815134U/en active Active
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