CN213204240U - Tower foot reinforcing apparatus suitable for tee pipe tower and four-pipe tower - Google Patents
Tower foot reinforcing apparatus suitable for tee pipe tower and four-pipe tower Download PDFInfo
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- CN213204240U CN213204240U CN202021566985.1U CN202021566985U CN213204240U CN 213204240 U CN213204240 U CN 213204240U CN 202021566985 U CN202021566985 U CN 202021566985U CN 213204240 U CN213204240 U CN 213204240U
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Abstract
The utility model belongs to the technical field of iron tower foundation reinforcement, concretely relates to column foot reinforcing apparatus suitable for tee pipe tower and four-pipe tower. The novel anchor bolt is inserted into the novel anchor bolt hole I, and the distance between the novel anchor bolt and the edge of the bottom flange is the width of a nut; locate the upper end of former crab-bolt and new crab-bolt with the gasket cover, utilize former nut to fix former crab-bolt, utilize new nut I and new nut II fixed new crab-bolt, former nut top and I top level parallel and level of new nut. Compared with the traditional new foundation, the foundation of newly building the 45-meter four-pipe tower raft plate is taken as an example, the cost is reduced by about 97 percent, and the investment cost is greatly saved; the potential safety hazard is small, the reinforcement and reconstruction are carried out under the condition of maintaining the existing bearing capacity, the existing bearing capacity cannot be weakened, and a temporary support does not need to be additionally arranged; time and space are saved, safety risk is reduced, and stability of reinforcement is guaranteed.
Description
Technical Field
The utility model belongs to the technical field of iron tower foundation reinforcement, concretely relates to column foot reinforcing apparatus suitable for tee pipe tower and four-pipe tower.
Background
The three-tube tower and the four-tube tower are used as important transmission towers in power transmission engineering, are widely applied in the field of signal communication, and in order to ensure the normal work of power transmission, the transmission towers are stably fixed on the ground and have certain requirements on wind resistance, ice coating resistance and the like. However, in the long-term outdoor use process, the anchor bolt is easy to corrode due to corrosion and weathering of the natural environment, and the anchor bolt has insufficient bearing capacity due to the reason that the load is increased on the tower in the later period, so that the tower falling accident is likely to be caused, and the stability of the tower is directly influenced. The existing three-tube tower and four-tube tower cause anchor bolt damage and insufficient bearing capacity due to the corrosion of the anchor bolt, damage, load increase on the tower and the like. The existing solution is to newly build a foundation and an anchor bolt, or to add a column head, to encapsulate and fix the whole column head with concrete, and to the foundation which is not put into use, to chive off the column head and replace part of the anchor bolt. The problem that the anchor bolt bearing capacity is not enough is not directly solved in the above mode, and the problem that the investment is large and the safety risk is uncontrollable.
SUMMERY OF THE UTILITY MODEL
To the crab-bolt bearing capacity that exists among the prior art not enough, newly build with high costs and the big scheduling problem of risk, the utility model provides a column foot reinforcing apparatus suitable for tee pipe tower and four-pipe tower improves the bearing capacity of crab-bolt, need not to stop a station newly-built, has practiced thrift the cost, has reduced safe risk.
The technical scheme of the utility model is that:
a tower foot reinforcing device suitable for a three-pipe tower and a four-pipe tower comprises original anchor bolts, new anchor bolts and gaskets, wherein new anchor bolt holes I are uniformly distributed along the outer sides of the original anchor bolts, the new anchor bolts are inserted into the new anchor bolt holes I, and the distance between the new anchor bolts and the edge of a bottom flange is the width of a nut; sleeving a gasket on the upper ends of the original anchor bolt and the new anchor bolt, fixing the original anchor bolt by using an original nut, fixing the new anchor bolt by using a new nut I and a new nut II, and enabling the top of the original nut and the top of the new nut I to be horizontally level;
the main part of gasket is the cuboid, and the both ends of gasket are equipped with former anchor bolt fixed plate and new crab-bolt fixed plate respectively, and the tip of former anchor bolt fixed plate and new crab-bolt fixed plate is arc, is equipped with former anchor bolt hole II on the former anchor bolt fixed plate, is equipped with new anchor bolt hole II on the new crab-bolt fixed plate.
Furthermore, the specification of the gasket is Q345 steel, the tensile strength is 295MPa, and the shear strength is 170 MPa. The gasket of the specification can effectively improve the tensile strength and the shear strength of the reinforcing device and improve the bearing capacity of the anchor bolt and the new anchor bolt.
Furthermore, an original anchor bolt hole I is formed in the original anchor bolt position on the concrete foundation, high-strength glue is poured into the original anchor bolt hole I, and the original anchor bolt is inserted into the high-strength glue. Further improving the firmness of the altitude anchor bolt.
Furthermore, the diameter ratio of new crab-bolt hole I is 2mm wide than the diameter of new crab-bolt, and the diameter ratio of former crab-bolt hole I is 2mm wide than the diameter of former crab-bolt.
Further, the gasket is connected with supporting mechanism between two liang, and supporting mechanism includes support piece, the moving part, connector I and connector II, and the one end of connector I links to each other with the gasket, and the other end of connector I links to each other with support piece, support piece's the other end and moving part swing joint, and the other end of moving part links to each other with connector II, and the other end and another gasket of connector II are connected, are equipped with the spring between connector I and the connector II, and the spring winding is in moving part and support piece's outside. When the tower body shakes in severe weather such as strong wind, the spring is compressed or stretched, the movable part stretches relative to the support part, and the reinforcing device is protected by the spring.
Furthermore, the gasket overcoat is equipped with the protective sheath, the upper portion of protective sheath is equipped with two archs, two archs respectively with former nut and new nut one phase-match. Can effectively protect original anchor bolt, new anchor bolt and gasket from being rusted, and prolong the service life.
Furthermore, the periphery of the tower foot is provided with stiffening rib plates, and the stiffening rib plates and the gaskets are arranged at intervals.
The working principle of the utility model is as follows:
the method comprises the steps of drilling a new anchor bolt hole I beside an original anchor bolt, implanting a new anchor bolt, drilling a new anchor bolt hole I to be away from the width of 1 nut on the edge of a bottom flange, cleaning floating rust on the surface of a tower foot and the surface of the original anchor bolt, dismounting the original nut, sleeving a new nut II on the new anchor bolt, screwing down the new nut II to enable the top of the new nut II to be flush with the top of the bottom flange, sleeving a gasket on the upper portions of the new anchor bolt and the original anchor bolt, fixing the new nut I and the original nut respectively, connecting the original anchor bolt and the new anchor bolt into a whole through the gasket, and encapsulating or smearing butter with asphalt after.
The utility model has the advantages that,
(1) the original anchor bolt and the new anchor bolt are connected into a whole through the gasket to further reinforce the tower foot, the station does not need to be stopped compared with the traditional dismantling and rebuilding scheme, the problem of insufficient bearing capacity of the anchor bolt is solved by adopting a reinforcing mode, the work can be completed under the condition that the station operation is not influenced, the time and the cost are saved, and the safety risk is reduced; by limiting the structure and specification of the gasket, the tensile strength and the shear strength of the reinforcing device can be effectively improved, and the bearing capacity of the reinforcing device is improved; by arranging the supporting mechanisms between every two gaskets, when the tower body shakes in severe weather such as strong wind, the spring is compressed or stretched, the movable part movably extends and retracts relative to the supporting part, and the spring plays a role in buffering and protecting the reinforcing device; the protective sleeve is sleeved outside the gasket, so that the original anchor bolt, the new anchor bolt and the gasket can be effectively protected from being rusted, and the service life is prolonged;
(2) compared with the traditional new foundation, the foundation of newly building the 45-meter four-pipe tower raft plate is taken as an example, the cost is reduced by about 97 percent, and the investment cost is greatly saved; the potential safety hazard is small, the reinforcement and reconstruction are carried out under the condition of maintaining the existing bearing capacity, the existing bearing capacity cannot be weakened, and a temporary support does not need to be additionally arranged; time and space are saved, safety risk is reduced, and stability of reinforcement is guaranteed.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic structural view of a tower foot reinforcing device suitable for a three-tube tower and a four-tube tower provided in embodiment 1 of the present invention;
fig. 2 is a top view of a tower foot reinforcing device suitable for a three-tube tower and a four-tube tower provided in embodiment 1 of the present invention;
fig. 3 is a schematic structural diagram of a gasket provided in embodiment 1 of the present invention;
fig. 4 is a schematic structural diagram of a supporting mechanism provided in embodiment 2 of the present invention;
in the figure, 1, tower foot; 2. a stiffening rib plate; 3. original nut; 4. a new nut I; 5. a gasket; 6. a new nut II; 7. a bottom flange; 8. a concrete foundation; 9. a new anchor bolt; 10. original anchor bolts; 11. a new anchor bolt hole I; 12. an original anchor bolt hole I; 13. an original anchor bolt hole II; 14. a new anchor bolt hole II; 15. a connector I; 16. a support member; 17. a movable member; 18. a spring; 19. and a connector II.
Detailed Description
The invention will be further described with reference to specific examples, but the scope of the invention is not limited thereto.
Example 1
A tower foot reinforcing device suitable for a three-pipe tower and a four-pipe tower comprises an original anchor bolt 10, a new anchor bolt 9 and a gasket 5, wherein new anchor bolt holes I11 are uniformly distributed along the outer side of the original anchor bolt 10, the new anchor bolt 9 is inserted into the new anchor bolt holes I11, and the distance between the new anchor bolt 9 and the edge of a bottom flange 7 is the width of a nut; sleeving a gasket 5 on the upper ends of an original anchor bolt 10 and a new anchor bolt 9, fixing the original anchor bolt 10 by using an original nut 3, fixing the new anchor bolt 9 by using a new nut I4 and a new nut II 6, and enabling the top of the original nut 3 to be level with the top of the new nut I4;
the main part of gasket 5 is the cuboid, and the both ends of gasket 5 are equipped with former anchor bolt fixed plate and new crab-bolt fixed plate respectively, and the tip of former anchor bolt fixed plate and new crab-bolt fixed plate is arc, is equipped with former anchor bolt hole II 13 on the former anchor bolt fixed plate, is equipped with new anchor bolt hole II 14 on the new crab-bolt fixed plate.
Furthermore, the specification of the gasket 5 is Q345 steel, the tensile strength is 295MPa, and the shear strength is 170 MPa. By adopting the gasket 5 with the specification, the tensile strength and the shear strength of the reinforcing device can be effectively improved, and the bearing capacity of the anchor bolt and a new anchor bolt is improved.
Furthermore, an original anchor bolt hole I12 is formed in the position of an original anchor bolt 10 on the concrete foundation 8, high-strength glue is poured into the original anchor bolt hole I12, and the original anchor bolt 10 is inserted into the high-strength glue. Further improving the firmness of the anchor bolt 10.
Furthermore, the diameter of the new anchor bolt hole I11 is 2mm wider than that of the new anchor bolt 9, and the diameter of the original anchor bolt hole I12 is 2mm wider than that of the original anchor bolt 10.
Furthermore, the periphery of the tower foot 1 is provided with a stiffening rib plate 2, and the stiffening rib plate 2 and the gasket 5 are arranged at intervals.
Example 2
On the basis of embodiment 1, furthermore, 5 two liang of spacers are connected with supporting mechanism between, supporting mechanism includes support piece 16, moving part 17, connector I15 and connector II 19, the one end of connector I15 links to each other with spacer 5, the other end of connector I15 links to each other with support piece 16, support piece 16's the other end and moving part 17 swing joint, moving part 17's the other end links to each other with connector II 19, the other end and another spacer 5 of connector II 19 are connected, be equipped with spring 18 between connector I15 and the connector II 19, spring 18 twines in moving part 17 and support piece 16's the outside. When the tower body shakes in severe weather such as strong wind, the spring is compressed or stretched, the movable part stretches relative to the support part, and the reinforcing device is protected by the spring.
Example 3
On the basis of embodiment 2, further, 5 overcoat of gasket are equipped with the protective sheath, the upper portion of protective sheath is equipped with two archs, and two archs match with former nut and new nut respectively. Can effectively protect original anchor bolt, new anchor bolt and gasket from being rusted, and prolong the service life.
Although the present invention has been described in detail by way of preferred embodiments, the present invention is not limited thereto. Various equivalent modifications or substitutions can be made on the embodiments of the present invention by those skilled in the art without departing from the spirit and substance of the present invention, and these modifications or substitutions are intended to be within the scope of the present invention/any person skilled in the art can easily conceive of changes or substitutions within the technical scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (7)
1. A tower foot reinforcing device suitable for a three-pipe tower and a four-pipe tower is characterized by comprising original anchor bolts (10), new anchor bolts (9) and gaskets (5), wherein new anchor bolt holes I (11) are uniformly distributed along the outer sides of the original anchor bolts (10), the new anchor bolts (9) are inserted into the new anchor bolt holes I (11), and the distance between the new anchor bolts (9) and the edge of a bottom flange (7) is the width of a nut; sleeving a gasket (5) on the upper ends of an original anchor bolt (10) and a new anchor bolt (9), fixing the original anchor bolt (10) by using an original nut (3), fixing the new anchor bolt (9) by using a new nut I (4) and a new nut II (6), and enabling the top of the original nut (3) and the top of the new nut I (4) to be horizontally aligned;
the main part of gasket (5) is the cuboid, and the both ends of gasket (5) are equipped with former anchor bolt fixed plate and new crab-bolt fixed plate respectively, and the tip of former anchor bolt fixed plate and new crab-bolt fixed plate is arc, is equipped with former anchor bolt hole II (13) on the former anchor bolt fixed plate, is equipped with new anchor bolt hole II (14) on the new crab-bolt fixed plate.
2. The tower foot reinforcing device suitable for the three-pipe tower and the four-pipe tower according to claim 1, wherein the gasket (5) has the specification of Q345 steel, the tensile strength of 295MPa and the shear strength of 170 MPa.
3. The tower foot reinforcing device suitable for the three-pipe tower and the four-pipe tower as claimed in claim 1, wherein an original anchor bolt hole I (12) is formed in the position of an original anchor bolt (10) on the concrete foundation (8), high-strength glue is poured into the original anchor bolt hole I (12), and the original anchor bolt (10) is inserted into the high-strength glue.
4. The footing reinforcing device for towers with three or four tubes according to claim 1, wherein the diameter of the new anchor holes I (11) is 2mm wider than the diameter of the new anchor bolts (9), and the diameter of the original anchor holes I (12) is 2mm wider than the diameter of the original anchor bolts (10).
5. The tower foot reinforcing device suitable for the three-pipe tower and the four-pipe tower as claimed in claim 1, wherein a supporting mechanism is connected between every two gaskets (5), the supporting mechanism comprises a supporting piece (16), a moving piece (17), a connector I (15) and a connector II (19), one end of the connector I (15) is connected with the gaskets (5), the other end of the connector I (15) is connected with the supporting piece (16), the other end of the supporting piece (16) is movably connected with the moving piece (17), the other end of the moving piece (17) is connected with the connector II (19), the other end of the connector II (19) is connected with the other gasket (5), a spring (18) is arranged between the connector I (15) and the connector II (19), and the spring (18) is wound outside the moving piece (17) and the supporting piece (16).
6. The tower foot reinforcing device suitable for the three-tube tower and the four-tube tower is characterized in that a protective sleeve is sleeved outside the gasket (5), and two bulges are arranged on the upper part of the protective sleeve and are respectively matched with the original nut and the new nut I.
7. The tower foot reinforcing device suitable for the three-pipe tower and the four-pipe tower is characterized in that the periphery of the tower foot (1) is provided with a stiffening rib plate (2), and the stiffening rib plate (2) and the gasket (5) are arranged at intervals.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021566985.1U CN213204240U (en) | 2020-07-31 | 2020-07-31 | Tower foot reinforcing apparatus suitable for tee pipe tower and four-pipe tower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021566985.1U CN213204240U (en) | 2020-07-31 | 2020-07-31 | Tower foot reinforcing apparatus suitable for tee pipe tower and four-pipe tower |
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| Publication Number | Publication Date |
|---|---|
| CN213204240U true CN213204240U (en) | 2021-05-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021566985.1U Active CN213204240U (en) | 2020-07-31 | 2020-07-31 | Tower foot reinforcing apparatus suitable for tee pipe tower and four-pipe tower |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114000536A (en) * | 2021-11-30 | 2022-02-01 | 中国华能集团清洁能源技术研究院有限公司 | Large-pressure and small-pressure fan foundation structure and construction method |
| CN116145716A (en) * | 2023-02-14 | 2023-05-23 | 中国铁塔股份有限公司 | Iron tower base reinforcing method |
-
2020
- 2020-07-31 CN CN202021566985.1U patent/CN213204240U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114000536A (en) * | 2021-11-30 | 2022-02-01 | 中国华能集团清洁能源技术研究院有限公司 | Large-pressure and small-pressure fan foundation structure and construction method |
| CN116145716A (en) * | 2023-02-14 | 2023-05-23 | 中国铁塔股份有限公司 | Iron tower base reinforcing method |
| CN116145716B (en) * | 2023-02-14 | 2024-02-23 | 中国铁塔股份有限公司 | Iron tower base reinforcing method |
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