CN201447897U - Long-offset jumper wire corner tower - Google Patents
Long-offset jumper wire corner tower Download PDFInfo
- Publication number
- CN201447897U CN201447897U CN2009200342836U CN200920034283U CN201447897U CN 201447897 U CN201447897 U CN 201447897U CN 2009200342836 U CN2009200342836 U CN 2009200342836U CN 200920034283 U CN200920034283 U CN 200920034283U CN 201447897 U CN201447897 U CN 201447897U
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- jumper
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Abstract
The utility model discloses a long-offset jumper wire corner tower comprising a ground wire cross arm, a lead wire cross arm, a jumper wire stand, a tower body and a tower foot principal material, wherein the long-offset jumper wire corner tower is in a dry-shaped integral structure; the tower foot principal material is fixed on a foundation; a tower body is integrally in a ladder-shaped structure; the lower side of the tower body is fixedly connected with the tower foot principal material; the middle position of the tower body is connected with the lead wire cross arm; one end of the lead wire cross arm, which is far away from the tower body, is connected with the jumper wire stand; and the top end of the tower body is connected with the ground wire cross arm. The long-offset jumper wire corner tower need not extend the cross arms farer away from the tower body and can keep the distance of a jumper wire hanging point unchanged and furthest shorten a lead wire hanging point, thereby having simpler structure and lighter tower weight.
Description
Technical field:
The utility model belongs to used for transmission line iron tower technical field, relates in particular to a kind of big skew wire jumper angle tower.
Background technology:
At present, most dried font angle tower arrangement is all for the needs that satisfy electric clearance design, and the cross-arm extension elongation is longer, and the lead hanging point is far away apart from body of the tower, causes tower weight very heavy, and the circuit cost is higher.
The utility model content:
Longer at doing font angle tower cross-arm extension elongation in the prior art, the lead hanging point is far away apart from body of the tower, causes the very heavy technical problem of body of the tower load, the utility model proposes following technical scheme:
A kind of big skew wire jumper angle tower, comprise ground wire cross-arm, lead cross-arm, jumper wire rack, body of the tower, column foot master material, big skew wire jumper angle tower overall structure is dried font structure, column foot master material is fixed on the ground, body of the tower integral body is trapezoidal-structure, and the below is fixedly connected with column foot master material, and the body of the tower medium position is connected with the lead cross-arm, end away from body of the tower on the lead cross-arm is connected with jumper wire rack, and the body of the tower top connects with the ground wire cross-arm.
Described body of the tower medium position is connected with the lead cross-arm, lead cross-arm structure triangular in shape, and leg-of-mutton obtuse angle is downward, not isometric structure about the lead cross-arm adopts.
The body of the tower top connects with the ground wire cross-arm, ground wire cross-arm structure triangular in shape, the base up, the ground wire cross-arm is that axis of symmetry is symmetrically arranged with the body of the tower axis, the base of two ground wire cross-arms in one plane.
Described jumper wire rack is flat trapezium structure, the long base of trapezium structure up, hypotenuse is connected with the lead cross-arm.
From above-mentioned technical scheme as can be seen, compared with prior art, among the embodiment of the present utility model, the big skew wire jumper angle tower that adopts can satisfy the requirement of electric clearance, adopt the big skew wire jumper angle tower among the utility model embodiment will cross-arm outreach body of the tower not far away, can adopt to keep wire jumper hanging point distance constant, and shorten the lead hanging point to greatest extent, make that big skew wire jumper angle tower structure is simpler, tower weight is lighter.
Description of drawings
Fig. 1 is the iron tower tower head structural representation that the utility model is applied in the single loop DC power transmission line.
Wherein: 1. wire jumper hanging point, 2. lead hanging point, 3. coil holder, 4. jumper wire rack, 5. lead cross-arm, 6. body of the tower, 7. tower leg master material.
Fig. 2 is the iron tower tower head structural representation that the utility model is applied in the transmission line of alternation current, double loop.
Wherein: 1. wire jumper hanging point, 2. lead hanging point, 3. coil holder, 4. jumper wire rack, 5-1. upper conductor cross-arm, lead cross-arm among the 5-2., 5-3. lower wire cross-arm, 6. body of the tower, 7. tower leg master material.
Fig. 3 is the iron tower tower head structural representation that the utility model is applied in the single loop transmission line of alternation current.
Wherein: 1. wire jumper hanging point, 2. lead hanging point, 3. coil holder, 4. jumper wire rack, 5. lead cross-arm, 6. body of the tower, 7. tower leg master material
The specific embodiment
The utility model is described in further detail below in conjunction with accompanying drawing:
As shown in Figure 1, 2, 3, a kind of big skew wire jumper angle tower, this big skew wire jumper angle tower overall structure is does the font layout, and it is trapezoidal to comprise that ground wire cross-arm 3, lead cross-arm 5, jumper wire rack 4, body of the tower 6, column foot master material 7, body of the tower 6 are arranged as, and section is a square.Column foot master material 7 is fixed on the ground, and body of the tower 6 belows are fixedly connected with column foot master material 7, connects with lead cross-arm 5 on the body of the tower 6, be connected with jumper wire rack 4 on the lead cross-arm 5, described jumper wire rack 4 is flat trapezium structure, the long base of trapezium structure up, hypotenuse is connected with lead cross-arm 4.
Described body of the tower 6 medium positions are connected with lead cross-arm 5, lead cross-arm 5 structures triangular in shape, leg-of-mutton obtuse angle is downward, in the arrangement of big skew wire jumper angle tower, arrange and structure feature in conjunction with wire jumper crosstalk gas gap, not isometric structure about lead cross-arm 5 adopts, lead cross-arm 5 adopts " being offset wire jumper greatly " pattern, be that the wire jumper hanging point position is constant, as far as possible near body of the tower, cross-arm length reduces the lead hanging point, the power transmission clear and definite at the condition upper/lower positions that satisfies die opening, joint structure is reasonable, reaches the effect that reduces tower weight.
Body of the tower 6 tops connect with ground wire cross-arm 3, ground wire cross-arm 3 structures triangular in shape, the base up, ground wire cross-arm 3 is that axis of symmetry is symmetrically arranged with the body of the tower axis, the base of two ground wire cross-arms 3 in one plane.
Fig. 1 is applied in the single loop DC power transmission line engineering, is characterized in 2 of ground wires, is hung on the ground coil holder 3 terminal, lead 2 utmost points, be hung on the lead left and right sides hanging point 2, wire jumper 2 utmost points are hung on the wire jumper hanging point 1 on the jumper wire rack 4 that links to each other with cross-arm end, the left and right sides.
Fig. 2 is applied in the engineering of transmission line of alternation current, double loop, be characterized in 2 of ground wires, be hung on the ground coil holder 3 terminal, lead 6 phases, be hung on the left and right sides, the upper, middle and lower lead cross-arm end hanging point 2, wire jumper 6 phases are hung on the wire jumper hanging point 1 on the left and right sides jumper wire rack 4 that links to each other with upper, middle and lower cross-arm end.
Fig. 3 is applied in the engineering of single loop transmission line of alternation current, is characterized in 2 of ground wires, is hung on the ground coil holder 3 terminally, and lead 3 phases are hung in the body of the tower top on the section lead the hanging point 2 and left and right sides, the lead cross-arm end hanging point 2.Wire jumper 3 phases, be hung on the wire jumper hanging point 1 on the jumper wire rack 4 that links to each other with right ground wire frame end portion and with left and right sides jumper wire rack 4 that the cross-arm end links to each other on wire jumper hanging point 1 on.
This technology is applicable to that the strain insulator-string hanging point in the various electric pressure ac and dc circuits is positioned at the dried font anchor support on the cross-arm.
Above content is to further describing that the present invention did in conjunction with concrete preferred implementation; can not assert that the specific embodiment of the present invention only limits to this; for the general technical staff of the technical field of the invention; without departing from the inventive concept of the premise; can also make some simple deduction or replace, all should be considered as belonging to the present invention and determine scope of patent protection by claims of being submitted to.
Claims (4)
1. one kind big is offset the wire jumper angle tower, comprise ground wire cross-arm (3), lead cross-arm (5), jumper wire rack (4), body of the tower (6) and column foot master material (7), it is characterized in that: be offset wire jumper angle tower overall structure greatly and be dried font structure, column foot master material (7) is fixed on the ground, body of the tower (6) integral body is trapezoidal-structure, the below is fixedly connected with column foot master material, body of the tower (6) medium position is connected with lead cross-arm (5), the end that lead cross-arm (5) is gone up away from body of the tower (6) is connected with jumper wire rack (4), and body of the tower (6) top connects with ground wire cross-arm (3).
2. big skew wire jumper angle tower according to claim 1, it is characterized in that: described body of the tower (6) medium position is connected with lead cross-arm (5), lead cross-arm (5) structure triangular in shape, leg-of-mutton obtuse angle is downward, not isometric structure about lead cross-arm (5) adopts.
3. big skew wire jumper angle tower according to claim 1, it is characterized in that: body of the tower (6) top connects with ground wire cross-arm (3), ground wire cross-arm (3) structure triangular in shape, the base up, ground wire cross-arm (3) is that axis of symmetry is symmetrically arranged with body of the tower (6) axis, and the base of two ground wire cross-arms (3) in one plane.
4. big skew wire jumper angle tower according to claim 1, it is characterized in that: described jumper wire rack (4) is flat trapezium structure, the long base of trapezium structure up, hypotenuse is connected with lead cross-arm (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200342836U CN201447897U (en) | 2009-08-20 | 2009-08-20 | Long-offset jumper wire corner tower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200342836U CN201447897U (en) | 2009-08-20 | 2009-08-20 | Long-offset jumper wire corner tower |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201447897U true CN201447897U (en) | 2010-05-05 |
Family
ID=42552613
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009200342836U Expired - Lifetime CN201447897U (en) | 2009-08-20 | 2009-08-20 | Long-offset jumper wire corner tower |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201447897U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101929264A (en) * | 2010-09-13 | 2010-12-29 | 中国电力工程顾问集团西北电力设计院 | 1000kV alternating current ultra-high voltage single-column overhung angle tower |
| CN102003104A (en) * | 2010-12-17 | 2011-04-06 | 重庆电力设计院 | Tower head of transmission line iron tower in heavy ice area |
| CN102022994A (en) * | 2010-11-03 | 2011-04-20 | 河南省电力公司洛阳供电公司 | Pit separation method of two-to-one branching tower and two single-circuit angle towers |
| CN105155908A (en) * | 2015-08-31 | 2015-12-16 | 国核电力规划设计研究院 | Heavy icing area alternating current strain tower in shape like Chinese character 'gan' |
| CN105839977A (en) * | 2016-05-25 | 2016-08-10 | 贵州电力设计研究院 | Wire triangular arrangement two -circuit tower |
-
2009
- 2009-08-20 CN CN2009200342836U patent/CN201447897U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101929264A (en) * | 2010-09-13 | 2010-12-29 | 中国电力工程顾问集团西北电力设计院 | 1000kV alternating current ultra-high voltage single-column overhung angle tower |
| CN102022994A (en) * | 2010-11-03 | 2011-04-20 | 河南省电力公司洛阳供电公司 | Pit separation method of two-to-one branching tower and two single-circuit angle towers |
| CN102003104A (en) * | 2010-12-17 | 2011-04-06 | 重庆电力设计院 | Tower head of transmission line iron tower in heavy ice area |
| CN105155908A (en) * | 2015-08-31 | 2015-12-16 | 国核电力规划设计研究院 | Heavy icing area alternating current strain tower in shape like Chinese character 'gan' |
| CN105839977A (en) * | 2016-05-25 | 2016-08-10 | 贵州电力设计研究院 | Wire triangular arrangement two -circuit tower |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: NORTHWEST ELECTRIC POWER DESIGN INSTITUTE OF CHINA Free format text: FORMER NAME: NORTHWEST ELECTRIC POWER DESIGN INSTITUTE, CHINA POWER ENGINEERING CONSULTING GROUP CORPORATION |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 710075 Xi'an province high tech Development Zone, unity South Road, No. 22, No. Patentee after: NORTHWEST ELECTRIC POWER DESIGN INSTITUTE CO., LTD. OF CHINA POWER ENGINEERING CONSULTING GROUP Address before: 710075 Xi'an province high tech Development Zone, unity South Road, No. 22, No. Patentee before: Northwest Electric Power Design Institute, China Power Engineering Consulting Group Corporation |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20100505 |