CN211647538U - Prevent wind partial type cat head tangent tower - Google Patents
Prevent wind partial type cat head tangent tower Download PDFInfo
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- CN211647538U CN211647538U CN201922373045.4U CN201922373045U CN211647538U CN 211647538 U CN211647538 U CN 211647538U CN 201922373045 U CN201922373045 U CN 201922373045U CN 211647538 U CN211647538 U CN 211647538U
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Abstract
The utility model discloses a prevent wind partially type cat head tangent tower relates to high tension transmission line tower technical field, specifically is a prevent wind partially type cat head tangent tower, including the body of the tower, the first support arm of upper end fixedly connected with of body of the tower, the upper end fixedly connected with second support arm of first support arm, the insulating support loop bar of inboard fixedly connected with of second support arm, the recess has been seted up to the one end of square insulating horizontal pole, the inside of recess is rotated through the bull stick and is connected with the damping loop bar, the upper end fixedly connected with connecting rod of insulating support loop bar, damping spring is installed to the one end of insulating support loop bar, the equal fixedly connected with insulating sleeve of one end of insulating support loop bar and damping loop bar. This prevent wind type cat head tangent tower that deviates from wind through insulating support loop bar, connecting rod, insulating sleeve and damping spring's setting to play the swing effort of alleviating I type insulator chain, under reliable and stable prerequisite, reached the purpose that reduces the amplitude of oscillation of I type insulator chain.
Description
Technical Field
The utility model relates to a high tension transmission line tower technical field specifically is a prevent wind inclined to one side type cat head tangent tower.
Background
The cat-head tower belongs to a high-voltage transmission line tower, is named as a tangent tower because of the shape like a cat head, is the most common tower type of the transmission line, also called a line tower, is generally used for bearing the gravity of a lead in the transmission line, namely vertical load, is a common tower in the transmission line, is generally laid in China, and is generally hung in a way of directly stringing porcelain insulators.
In practical application, the tangent tower is often additionally arranged in the field in the countryside, so that the tangent tower is seriously damaged by nature, particularly strong wind in bad weather, accident potential hazards such as flashover discharge and the like can be brought by windage deviation under the condition of strong wind, and the power supply reliability and the safety of line operation in a work area are influenced.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
Not enough to prior art, the utility model provides a prevent wind inclined to one side type cat head tangent tower has solved the problem of proposing in the above-mentioned background art.
(II) technical scheme
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a prevent wind first tangent tower of type cat, includes the body of the tower, the first support arm of upper end fixedly connected with of body of the tower, the square insulating horizontal pole of one side fixedly connected with of body of the tower, one side fixedly connected with cross arm of first support arm, the upper end fixedly connected with second support arm of first support arm, the insulating supporting loop bar of inboard fixedly connected with of second support arm, the one end of square insulating horizontal pole is seted up flutedly, the inside of recess is rotated through the bull stick and is connected with the damping loop bar, the upper end fixedly connected with connecting rod of insulating supporting loop bar, damping spring is installed to the one end of insulating supporting loop bar, the equal fixedly connected with insulating sleeve of one end of insulating supporting loop bar and damping loop bar.
Optionally, the upper end of the second support arm is fixedly connected with a cross beam, and the left end and the right end of the cross beam are fixedly connected with lightning protection ears.
Optionally, the two ends of the cross arm and the middle part of the second support arm are respectively hung with an I-shaped insulator string, and the insulating sleeve is movably sleeved on the surface of the I-shaped insulator string.
Optionally, the upper end of the connecting rod is fixedly connected to the surface of the cross beam, and the square insulating cross rod is arranged below the cross beam.
Optionally, the quantity of insulating support loop bar is two, two the end of being close to of insulating support loop bar is respectively through damping spring swing joint in insulating sleeve's the left and right sides, insulating sleeve's inside fixed connection protection soft layer.
Optionally, the front side and the rear side of the groove are fixedly connected with limiting springs, and one ends of the limiting springs are fixedly connected to the damping loop bars.
(III) advantageous effects
The utility model provides a prevent wind inclined to one side type cat head tangent tower possesses following beneficial effect:
1. this prevent wind type cat head tangent tower that partially, through insulating support loop bar, the connecting rod, insulating sleeve and damping spring's setting, both ends all are connected with the body of the tower about insulating support loop bar and the connecting rod, form stable bearing structure, insulating sleeve is pegged graft in the inside of insulating support loop bar by the control of damping spring to play the swing effort of alleviating I type insulator chain, under reliable and stable prerequisite, reached the purpose that reduces the swing of I type insulator chain.
2. This prevent wind inclined to one side type cat head tangent tower, through square insulating horizontal pole, damping loop bar and spacing spring's cooperation setting, in the use, the I type insulator cluster of tower body both sides receives the effect of damping loop bar, can reduce the amplitude of oscillation to the tower body direction, and the damping loop bar can realize slightly wrench movement in the recess inside of square insulating horizontal pole, cooperation spacing spring, prevented that both sides insulator cluster from arousing the danger of tower body resonance under acutely rocking, can effectively alleviate the dynamics of swaing of wire and insulator cluster.
Drawings
Fig. 1 is a schematic structural view of a tower body of the present invention;
FIG. 2 is a schematic structural view of the insulating support rods and the connecting rods of the present invention;
FIG. 3 is a schematic cross-sectional view of the insulating support rod of the present invention;
fig. 4 is a schematic structural view of the square insulating cross bar of the present invention.
In the figure: 1. a tower body; 2. a first support arm; 3. a square insulating cross bar; 4. a cross arm; 5. a second support arm; 6. an insulating support loop bar; 7. a groove; 8. a damping loop bar; 9. a connecting rod; 10. a damping spring; 11. an insulating sleeve; 12. a cross beam; 13. thunder ear prevention; 14. an I-type insulator string; 15. a protective soft layer; 16. and a limiting spring.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1 to 4, the present invention provides a technical solution: a windproof yaw type cathead tangent tower comprises a tower body 1, wherein a first supporting arm 2 is fixedly connected to the upper end of the tower body 1, a square insulating cross rod 3 is fixedly connected to one side of the tower body 1, a cross arm 4 is fixedly connected to one side of the first supporting arm 2, I-shaped insulator strings 14 are hung at two ends of the cross arm 4 and the middle part of the second supporting arm 5, an insulating sleeve 11 is movably sleeved on the surface of the I-shaped insulator string 14, a second supporting arm 5 is fixedly connected to the upper end of the first supporting arm 2, a cross beam 12 is fixedly connected to the upper end of the second supporting arm 5, lightning protection lugs 13 are fixedly connected to the left end and the right end of the cross beam 12, insulating supporting loop bars 6 are fixedly connected to the inner side of the second supporting arm 5, the number of the insulating supporting loop bars 6 is two, the approaching ends of the two insulating supporting loop bars 6 are respectively and movably connected to the left side and the right side of the insulating sleeve 11 through damping springs 10, a protective soft layer, through the arrangement of the insulating support loop bar 6, the connecting bar 9, the insulating sleeve 11 and the damping spring 10, the left and right ends of the insulating support loop bar 6 and the connecting bar 9 are connected with the tower body to form a stable support structure, the insulating sleeve 11 is controlled by the damping spring 10 to be inserted into the insulating support loop bar 6, so as to play a role in relieving the swinging action force of the I-shaped insulator string 14, on the premise of stability and reliability, the purpose of reducing the swinging amplitude of the I-shaped insulator string 14 is achieved, one end of the square insulating cross bar 3 is provided with the groove 7, the front side and the rear side of the groove 7 are fixedly connected with the limiting springs 16, one end of the limiting spring 16 is fixedly connected with the damping loop bar 8, through the matching arrangement of the square insulating cross bar 3, the damping loop bar 8 and the limiting springs 16, in the use process, the I-shaped insulator strings 14 at the two sides of the tower body 1 are influenced by the damping loop bar 8, the swinging amplitude towards, and damping loop bar 8 can realize slightly wrench movement in the inside recess 7 of square insulating horizontal pole 3, cooperation limiting spring 16, prevented that both sides insulator chain from arousing the danger of body of the tower resonance under acutely rocking, can effectively alleviate the dynamics of swaying of wire and insulator chain, the inside of recess 7 is connected with damping loop bar 8 through the bull stick rotation, the upper end fixedly connected with connecting rod 9 of insulating support loop bar 6, the upper end fixed connection of connecting rod 9 is on the surface of crossbeam 12, square insulating horizontal pole 3 sets up the below at cross arm 4, damping spring 10 is installed to the one end of insulating support loop bar 6, the equal fixedly connected with insulating sleeve 11 of one end of insulating support loop bar 6 and damping loop bar 8.
The wind deflection resistance of the I-shaped insulator string is improved by additionally arranging a special connecting structure, so that the wind deflection hidden danger under the condition of strong wind is prevented, and the special connecting structure is specifically used as follows: an insulation sleeve 11 is sleeved on the surface of an existing I-shaped insulator string 14, the insulation sleeve 11 swings along with the I-shaped insulator string 14 and has the effect of limiting excessive windage yaw displacement, the insulation sleeve 11 is limited by a damping spring 10 and a damping sleeve rod 8, the windage yaw acting force of the I-shaped insulator string 14 can be effectively solved, therefore, the maximum swing angle of a lead is prevented from contacting the tower body 1, the damping sleeve rod 8 can slightly move back and forth along a rotating shaft, and the I-shaped insulator strings 14 on the left side and the right side are limited to drive the tower body 1 to swing under the action of a limiting spring 16 (shown in figure 4); the two insulating support loop bars 6 are upwards inclined and slightly lifted, and are matched with the stretching and fixing of the connecting rod 9 (as shown in fig. 2), so that a stable triangular structure can be formed with the second support arm 5 and the cross beam 12, the insulating sleeves 11 stably slide in the loop bars, and the sliding sleeves are buffered by the damping springs 10, so that the acting force of the left-right swinging of the wire is eliminated, the swinging amplitude is reduced, and the safety and reliability of the tangent tower are improved.
In summary, the following steps: the anti-wind-deviation cat-head tangent tower is characterized in that the insulating support loop bar 6, the connecting rod 9, the insulating sleeve 11 and the damping spring 10 are arranged, the left end and the right end of the insulating support loop bar 6 and the left end and the right end of the connecting rod 9 are connected with a tower body to form a stable support structure, the insulating sleeve 11 is controlled by the damping spring 10 to be inserted into the insulating support loop bar 6, so that the swinging acting force of an I-shaped insulator string 14 is relieved, the purpose of reducing the swinging amplitude of the I-shaped insulator string 14 is achieved on the premise of stability and reliability, the damping loop bar 8 and the limiting spring 16 are arranged in a matching way through the square insulating cross bar 3, the I-shaped insulator strings 14 on the two sides of the tower body 1 are prevented from being twisted by the damping loop bar 8, the swinging amplitude towards the direction of the tower body 1 can be reduced, the damping loop bar 8 can slightly twist inside the groove 7 of the square insulating cross bar 3 and is matched with the limiting spring, the danger of resonance of the tower body caused by insulator strings on two sides under severe shaking is prevented, and the swinging force of the lead and the insulator strings can be effectively relieved.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. The utility model provides a prevent wind inclined to one side type cat head tangent tower, includes body of the tower (1), its characterized in that: the upper end of the tower body (1) is fixedly connected with a first supporting arm (2), one side of the tower body (1) is fixedly connected with a square insulating cross rod (3), one side of the first supporting arm (2) is fixedly connected with a cross arm (4), the upper end of the first supporting arm (2) is fixedly connected with a second supporting arm (5), the inner side of the second supporting arm (5) is fixedly connected with an insulating supporting loop bar (6), one end of the square insulating cross rod (3) is provided with a groove (7), the interior of the groove (7) is rotatably connected with a damping sleeve rod (8) through a rotating rod, the upper end of the insulating support loop bar (6) is fixedly connected with a connecting bar (9), one end of the insulating support loop bar (6) is provided with a damping spring (10), and one ends of the insulating support loop bar (6) and the damping loop bar (8) are fixedly connected with insulating sleeves (11).
2. The wind deflection prevention cat-head tangent tower as defined in claim 1, wherein: the upper end of the second supporting arm (5) is fixedly connected with a cross beam (12), and the left end and the right end of the cross beam (12) are fixedly connected with lightning protection ears (13).
3. The wind deflection prevention cat-head tangent tower as defined in claim 1, wherein: i-shaped insulator strings (14) are hung at the two ends of the cross arm (4) and the middle part of the second supporting arm (5), and the insulating sleeve (11) is movably sleeved on the surfaces of the I-shaped insulator strings (14).
4. The wind deflection prevention cat-head tangent tower as defined in claim 1, wherein: the upper end of the connecting rod (9) is fixedly connected to the surface of the cross beam (12), and the square insulating cross rod (3) is arranged below the cross arm (4).
5. The wind deflection prevention cat-head tangent tower as defined in claim 1, wherein: the quantity of insulating support loop bar (6) is two, two the end of being close to of insulating support loop bar (6) is respectively through damping spring (10) swing joint in the left and right sides of insulating sleeve (11), the soft layer of inside fixed connection protection (15) of insulating sleeve (11).
6. The wind deflection prevention cat-head tangent tower as defined in claim 1, wherein: the front side and the rear side of the groove (7) are fixedly connected with limiting springs (16), and one ends of the limiting springs (16) are fixedly connected to the damping sleeve rods (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922373045.4U CN211647538U (en) | 2019-12-26 | 2019-12-26 | Prevent wind partial type cat head tangent tower |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922373045.4U CN211647538U (en) | 2019-12-26 | 2019-12-26 | Prevent wind partial type cat head tangent tower |
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| CN211647538U true CN211647538U (en) | 2020-10-09 |
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| CN201922373045.4U Active CN211647538U (en) | 2019-12-26 | 2019-12-26 | Prevent wind partial type cat head tangent tower |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114575654A (en) * | 2021-11-23 | 2022-06-03 | 浙江德宝通讯科技股份有限公司 | Communication single-pipe tower |
| CN115126325A (en) * | 2022-05-27 | 2022-09-30 | 国网甘肃省电力公司电力科学研究院 | Cat-head tower of overhead transmission line and middle-phase transformation method of cat-head tower |
-
2019
- 2019-12-26 CN CN201922373045.4U patent/CN211647538U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114575654A (en) * | 2021-11-23 | 2022-06-03 | 浙江德宝通讯科技股份有限公司 | Communication single-pipe tower |
| CN114575654B (en) * | 2021-11-23 | 2023-09-01 | 浙江德宝通讯科技股份有限公司 | Communication single-pipe tower |
| CN115126325A (en) * | 2022-05-27 | 2022-09-30 | 国网甘肃省电力公司电力科学研究院 | Cat-head tower of overhead transmission line and middle-phase transformation method of cat-head tower |
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