CN212507652U - 110KV four-loop terminal tower - Google Patents
110KV four-loop terminal tower Download PDFInfo
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- CN212507652U CN212507652U CN202020697484.0U CN202020697484U CN212507652U CN 212507652 U CN212507652 U CN 212507652U CN 202020697484 U CN202020697484 U CN 202020697484U CN 212507652 U CN212507652 U CN 212507652U
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Abstract
The utility model discloses a four return circuit terminal towers of 110KV, tower body including vertical setting, tower body are the barrel, and the cross section is the polygon, and barrel cross section from the bottom up diminishes gradually, and the vertical direction interval of tower body is fixed and is provided with a plurality of cross arm subassemblies, the utility model relates to a four return circuit terminal towers of 110KV through rationalizing the design, and easy to assemble dismantles, has saved the cost of manufacture, has strengthened the joint strength of terminal tower, and the position that cross arm subassembly and tower body are connected sets up to the plane, more does benefit to the manufacturing of cross arm subassembly.
Description
Technical Field
The utility model relates to a terminal tower, specific theory relates to a 110KV four-circuit terminal tower, belongs to electric power iron tower technical field.
Background
Along with municipal construction, the soil development dynamics increase, high tension cable is progressively deepening the urban area, and the high-pressure overhead line of current situation also progressively implements the cabling transformation in the urban area, need adopt cable termination tower and terminal station to realize overhead line and cable run's switching, and the tower body majority of traditional terminal tower is circular shape cylinder or cone structure for the cross section, and the shortcoming of this kind of structure is: the connecting position of the tower body and the cross arm is an arc surface, so that the cross arm is difficult to process, and the manufacturing cost is increased.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to provide a rational in infrastructure, easily processing, simple to operate's four return circuit terminal towers of 110KV in order to overcome traditional terminal tower's above-mentioned defect.
In order to solve the technical problem, the utility model provides a following technical scheme:
the utility model provides a 110KV four-circuit terminal tower, includes the tower body of a vertical setting, and the overall structure of tower body is that the cross section is polygonal barrel form, and the whole cross section of tower body diminishes from lower to supreme gradually, has set up multiunit cross arm group along the vertical direction of tower body in proper order at interval on the tower body, and the cross arm group is divided to be passed through erection joint subassembly and tower body fixed connection.
The following is the utility model discloses to the further optimization of above-mentioned scheme:
the cross arm group comprises four cross arms which are horizontally arranged in a cross shape around the axis of the tower body respectively.
Further optimization: the installation and connection assembly comprises a connecting piece fixedly installed on one side face, close to the tower body, of the cross arm, and an installation and connection platform matched with the connecting piece is fixedly arranged on the tower body.
Further optimization: the connecting piece includes first fixed plate and the second fixed plate of fixed connection on the cross arm is close to tower body side, and the interval sets up between first fixed plate and the second fixed plate, has seted up a plurality of connecting holes on first fixed plate and the second fixed plate respectively, and the axis of connecting hole is the perpendicular layout with the axis of cross arm.
Further optimization: the installation and connection platform comprises a first connection plate and a second connection plate which are fixedly installed on the tower body and correspond to four cross arms of each group of cross arms, and support plates are fixedly connected to the outer surfaces of the tower body below the first connection plate and the second connection plate respectively.
Further optimization: the first connecting plate and the second connecting plate are arranged at intervals, and the distance between the two back outer surfaces of the first connecting plate and the second connecting plate is equal to the distance between the two inner surfaces of the first fixing plate and the second fixing plate.
Further optimization: and the first connecting plate and the second connecting plate are respectively provided with a mounting hole which is coaxial with the connecting hole, and bolt fasteners penetrate through the connecting hole and the mounting hole.
Further optimization: and a connecting platform for improving the overall structural strength of the cross arms and positioning the positions between the two adjacent cross arms is arranged between the two adjacent cross arms in the cross arm group, and the connecting platform is fixedly connected with the corresponding cross arms respectively.
Further optimization: the connecting platform comprises a first connecting rod and a second connecting rod which are parallel to each other and are arranged at a certain distance, two ends of the first connecting rod and two ends of the second connecting rod are fixedly connected with corresponding cross arms respectively, and a third connecting rod is arranged in the middle of the first connecting rod and the middle of the second connecting rod.
Further optimization: the support platform is fixedly arranged at the lower end of the tower body and used for supporting the engine to install the KV four-circuit terminal tower, a plurality of through holes are formed in the support platform at annular intervals, and a plurality of reinforcing ribs are fixedly arranged between the upper portion of the support platform and the outer surface of the tower body.
The above technical scheme is adopted in the utility model, think about ingeniously, it is rational in infrastructure, cross section through with the tower body sets up to the polygon, the position of having guaranteed that tower body and cross arm are connected is the plane, the position that cross arm and tower body are connected sets up to the plane, more do benefit to the manufacturing of cross arm subassembly, the reduction of cost, the position that the tower body that has solved traditional terminal tower is connected with the cross arm is the cambered surface, the problem of cross arm processing difficulty, and every group cross arm group do not include four cross arms that are "ten" shape level and lay around the tower body axis, the stability of terminal tower atress can be guaranteed to these four cross arms, and it is also more convenient to lay wire.
And the 110KV four-circuit terminal tower is simple in overall structure, convenient to install and disassemble, capable of saving manufacturing cost and enhancing connection strength of the terminal tower, and the position where the cross arm assembly is connected with the tower body is arranged to be a plane, so that the processing and manufacturing of the cross arm assembly are facilitated.
The present invention will be further explained with reference to the drawings and examples.
Drawings
Fig. 1 is a schematic diagram of the overall structure of an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a cross arm assembly according to an embodiment of the present invention;
fig. 3 is a schematic structural view of a cross arm in an embodiment of the present invention;
FIG. 4 is a side view of FIG. 3;
fig. 5 is a schematic structural view of the mounting support platform in the embodiment of the present invention;
fig. 6 is a schematic structural view of the mounting base in the embodiment of the present invention;
fig. 7 is a schematic structural diagram of a connection platform according to an embodiment of the present invention;
fig. 8 is a schematic view of a connection platform according to a second embodiment of the present invention.
In the figure: 1-a tower body; 2-cross arm; 21-a first fixing plate; 22-a second fixation plate; 23-a third fixing plate; 3-supporting the platform; 4-reinforcing ribs; 5, mounting a connecting platform; 51-a first connection plate; 52-a second connecting plate; 53-a support plate; 6-connecting the platform; 61-first connecting rod; 62-a second connecting rod; 63-a third connecting rod; 7-central plane.
Detailed Description
Example 1: as shown in fig. 1, a 110KV four-circuit terminal tower comprises a vertically arranged tower body 1, wherein the whole structure of the tower body 1 is in a cylindrical shape with a polygonal cross section, the whole cross section of the tower body 1 is gradually reduced from bottom to top, a plurality of groups of cross arm groups are sequentially arranged on the tower body 1 at intervals along the vertical direction of the tower body 1, and the cross arm groups are fixedly connected with the tower body 1 through mounting and connecting assemblies.
As shown in fig. 2-5, the cross arm set includes four cross arms 2, and the four cross arms 2 are horizontally arranged in a cross shape around the axis of the tower body 1.
By the design, each group of cross arm groups respectively comprises four cross arms 2, and the four cross arms 2 are horizontally arranged in a cross shape around the axis of the tower body 1, so that the four cross arms 2 uniformly bear the tower body 1, the periphery of the tower body 1 is uniformly stressed, and the overall structural strength of the 110KV four-loop terminal tower can be improved.
The erection joint subassembly includes that fixed mounting is close to the connecting piece on 1 side of tower body at cross arm 2, the fixed erection joint platform 5 that uses with the connecting piece cooperation that is provided with on the tower body 1.
The connecting piece includes first fixed plate 21 and second fixed plate 22 of fixed connection on cross arm 2 is close to tower body 1 a side, the interval sets up between first fixed plate 21 and the second fixed plate 22.
The first fixing plate 21 is arranged at the left position of the cross arm 2 close to one side of the tower body 1, and the second fixing plate 22 is arranged at the right position of the cross arm 2 close to one side of the tower body 1.
A plurality of connecting holes are respectively formed in the first fixing plate 21 and the second fixing plate 22 at intervals in sequence, and the axes of the connecting holes are vertically arranged with the axis of the cross arm 2.
The mounting and connecting platform 5 comprises a first connecting plate 51 and a second connecting plate 52 which are fixedly mounted on the tower body 1 and respectively correspond to the four cross arms 2 of each cross arm group.
The first connecting plate 51 and the second connecting plate 52 are spaced apart from each other, and the distance between the two back outer surfaces of the first connecting plate 51 and the second connecting plate 52 is equal to the distance between the two inner surfaces of the first fixing plate 21 and the second fixing plate 22.
The first connecting plate 51 and the second connecting plate 52 are respectively provided with mounting holes which are coaxial with the connecting holes.
The two inner surfaces of the first fixing plate 21 and the second fixing plate 22 of the cross arm 2 are respectively in contact with the two outer surfaces of the first connecting plate 51 and the second connecting plate 52, and the first fixing plate 21 and the second fixing plate 22 are detachably and fixedly connected with the first connecting plate 51 and the second connecting plate 52 through bolt fasteners penetrating through the connecting holes and the mounting holes.
The support plate 53 is used for supporting the lower bottom surface of the cross arm 2 near one end of the tower body 1.
Design like this, can wear to establish the fixed connection with tower body 1 in connecting hole and mounting hole through bolt fastener respectively between first fixed plate 21 and second fixed plate 22 and first connecting plate 51 and the second connecting plate 52 with cross arm 2, easy to assemble dismantlement, the cost of manufacture has been saved, and its backup pad 53 can be used for supporting the lower bottom surface that cross arm 2 is close to tower body 1 one end after cross arm 2 and the completion of tower body 1 fixed connection, and then improve the joint strength of cross arm 2 and tower body 1, and can improve the holding power of cross arm 2, and then the overall structure intensity of terminal tower has been strengthened.
As shown in fig. 2 and 7, a connecting platform 6 for improving the overall structural strength of the cross arm 2 and positioning the position between two adjacent cross arms 2 is disposed between two adjacent cross arms 2 in the cross arm group, and the connecting platforms 6 are respectively fixedly connected with the corresponding cross arms 2.
The connecting platform 6 comprises a first connecting rod 61 and a second connecting rod 62 which are parallel to each other and are arranged at a certain distance, and a third connecting rod 63 is arranged in the middle of the first connecting rod 61 and the second connecting rod 62.
One end of the third connecting rod 63 close to the first connecting rod 61 is fixedly connected with the middle position of the first connecting rod 61, and the middle part of the third connecting rod 63 is fixedly connected with the middle part of the second connecting rod 62.
One end of the third connecting rod 63, which is far away from the first connecting rod 61, is fixedly provided with a bolt perforation, one end of the third connecting rod 63, which is far away from the first connecting rod 61, is provided with an electric power element through the bolt perforation, and the electric power element is an insulator, a bird-proof thorn, a bird-proof device and the like.
Two ends of the first connecting rod 61 and the second connecting rod 62 are respectively fixedly connected with the corresponding cross arm 2 through bolt fasteners.
As shown in fig. 1 and 6, a supporting platform 3 for supporting and installing the 110KV four-circuit terminal tower is fixedly arranged at the lower end of the tower body 1, a plurality of through holes are annularly arranged on the supporting platform 3 at positions close to the periphery of the supporting platform 3 and are sequentially spaced, and the through holes and the supporting platform 3 form an installation flange.
The top of supporting platform 3 is the annular and has set gradually a plurality of strengthening ribs 4 along the outward appearance of tower body 1 at the interval, a side and the 3 fixed connection of supporting platform that strengthening rib 4 is close to supporting platform 3, a side and the outer fixed surface of tower body 1 that strengthening rib 4 is close to tower body 1 are connected.
The reinforcing ribs 4 can be welded to fixedly connect the reinforcing ribs 4 with the supporting platform 3 and the tower body 1.
Example 2: as shown in fig. 8, the connecting platform 6 in embodiment 1 may also adopt the structure shown in fig. 8, where the connecting platforms 6 are arranged in two groups, and the two groups of connecting platforms 6 are arranged in a mirror image manner with respect to the central plane 7, one group of connecting platforms 6 is arranged at the upper left of the tower body 1, the other group of connecting platforms 6 is arranged at the lower right of the tower body 1, and the two groups of connecting platforms 6 are respectively fixedly connected with the adjacent cross arms 2 by bolts.
For those skilled in the art, based on the teachings of the present invention, changes, modifications, substitutions and variations can be made to the embodiments without departing from the principles and spirit of the invention.
Claims (10)
1. A110 KV four-circuit terminal tower comprises a vertically arranged tower body (1), and is characterized in that: the integral structure of the tower body (1) is in a cylinder shape with a polygonal cross section, the whole cross section of the tower body (1) is gradually reduced from bottom to top, a plurality of groups of cross arm groups are sequentially arranged on the tower body (1) along the vertical direction of the tower body (1) at intervals, and the cross arm groups are fixedly connected with the tower body (1) through mounting and connecting components.
2. A 110KV four-circuit terminal tower according to claim 1, wherein: the cross arm group comprises four cross arms (2), and the four cross arms (2) are horizontally arranged in a cross shape around the axis of the tower body (1) respectively.
3. A 110KV four-circuit terminal tower according to claim 2, wherein: the installation and connection assembly comprises a connecting piece fixedly installed on one side face, close to the tower body (1), of the cross arm (2), and an installation and connection platform (5) matched with the connecting piece for use is fixedly arranged on the tower body (1).
4. A 110KV four-circuit terminal tower according to claim 3, wherein: the connecting piece includes fixed connection first fixed plate (21) and second fixed plate (22) that cross arm (2) are close to on tower body (1) a side, and the interval sets up between first fixed plate (21) and second fixed plate (22), has seted up a plurality of connecting holes on first fixed plate (21) and second fixed plate (22) respectively, and the axis of connecting hole is perpendicular the laying with the axis of cross arm (2).
5. The 110KV four-circuit terminal tower of claim 4, wherein: the installation and connection platform (5) comprises a first connection plate (51) and a second connection plate (52) which are fixedly installed on the tower body (1) and correspond to four cross arms (2) of each group of cross arms, and support plates (53) are fixedly connected to the outer surfaces of the tower body (1) respectively below the first connection plate (51) and the second connection plate (52).
6. The 110KV four-circuit terminal tower of claim 5, wherein: the first connecting plate (51) and the second connecting plate (52) are arranged at intervals, and the distance between the two back outer surfaces of the first connecting plate (51) and the second connecting plate (52) is equal to the distance between the two inner surfaces of the first fixing plate (21) and the second fixing plate (22).
7. The 110KV four-circuit terminal tower of claim 6, wherein: the first connecting plate (51) and the second connecting plate (52) are respectively provided with a mounting hole which is coaxial with the connecting hole, and bolt fasteners penetrate through the connecting hole and the mounting hole.
8. A 110KV four-circuit terminal tower according to claim 7, wherein: the connecting platform (6) used for improving the overall structural strength of the cross arms (2) and positioning the positions between the two adjacent cross arms (2) is arranged between the two adjacent cross arms (2) in the cross arm group, and the connecting platform (6) is fixedly connected with the corresponding cross arms (2) respectively.
9. A 110KV four-circuit terminal tower according to claim 8, wherein: connecting platform (6) are including being parallel to each other and interval head rod (61) and second connecting rod (62) that the certain distance set up, the both ends of head rod (61) and second connecting rod (62) respectively with corresponding cross arm (2) fixed connection, the middle part of head rod (61) and second connecting rod (62) sets up third connecting rod (63).
10. A 110KV four-circuit terminal tower according to claim 9, wherein: the support platform (3) used for supporting the engine to install the 110KV four-circuit terminal tower is fixedly arranged at the lower end of the tower body (1), a plurality of through holes are formed in the support platform (3) at annular intervals, and a plurality of reinforcing ribs (4) are fixedly arranged between the upper portion of the support platform (3) and the outer surface of the tower body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020697484.0U CN212507652U (en) | 2020-04-30 | 2020-04-30 | 110KV four-loop terminal tower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020697484.0U CN212507652U (en) | 2020-04-30 | 2020-04-30 | 110KV four-loop terminal tower |
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| Publication Number | Publication Date |
|---|---|
| CN212507652U true CN212507652U (en) | 2021-02-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020697484.0U Active CN212507652U (en) | 2020-04-30 | 2020-04-30 | 110KV four-loop terminal tower |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212507652U (en) |
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2020
- 2020-04-30 CN CN202020697484.0U patent/CN212507652U/en active Active
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