CN105484283A - Single-pipe tower pile and single-pipe tower pile connecting piece - Google Patents
Single-pipe tower pile and single-pipe tower pile connecting piece Download PDFInfo
- Publication number
- CN105484283A CN105484283A CN201510817495.1A CN201510817495A CN105484283A CN 105484283 A CN105484283 A CN 105484283A CN 201510817495 A CN201510817495 A CN 201510817495A CN 105484283 A CN105484283 A CN 105484283A
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- CN
- China
- Prior art keywords
- tower
- stake
- pipe
- pile body
- pipe tower
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D27/00—Foundations as substructures
- E02D27/32—Foundations for special purposes
- E02D27/42—Foundations for poles, masts or chimneys
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D5/00—Bulkheads, piles, or other structural elements specially adapted to foundation engineering
- E02D5/22—Piles
- E02D5/24—Prefabricated piles
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/38—Connections for building structures in general
- E04B1/58—Connections for building structures in general of bar-shaped building elements
- E04B1/5825—Connections for building structures in general of bar-shaped building elements with a closed cross-section
- E04B1/5837—Connections for building structures in general of bar-shaped building elements with a closed cross-section of substantially circular form
- E04B1/585—Connections for building structures in general of bar-shaped building elements with a closed cross-section of substantially circular form with separate connection devices
Abstract
The invention relates to the technical field of building construction and discloses a single-pipe tower pile and a single-pipe tower pile connecting piece, wherein the single-pipe tower pile comprises an integrally molded pile body and a pile tail connected to a tail end of the pile body. A first connecting disc is arranged on the pile tail and a connection mechanism for connection with a single-pipe tower is arranged on a face of the first connecting disc. The single-pipe tower pile connecting piece is used in cooperation with the single-pipe tower pile, and comprises a body; a connecting device, which is matched and connected with the connection mechanism is arranged on one side of the body, while a hooking device matched with a suspension arm of a crane is arranged on the other side of the body. After the single-pipe tower pile is mounted underground under the assistance of the single-pipe tower pile connecting piece, the single-pipe tower pile is capable of providing a strong anti-shearing force characteristic, and also fast in construction and recyclable, and thus is an ideal option for a single-pipe tower foundation.
Description
Technical field
The present invention relates to architecture construction technical field, particularly the stake of a kind of single-pipe tower tower and single-pipe tower tower stake connector.
Background technology
Single-pipe tower is a kind of novel column foot building, and with specious, floor space is little, and cost performance is high, and is adopted by vast Construction unit.Tower body adopts more rational sections, is connected, makes easy for installation, quick, and can adapt to the installation of multiple field compared with complex site by connector high-strength bolt.
All kinds of single-pipe tower (such as street lamp, communication tower, electric pole etc.), before erection, needs to accomplish fluently ground.Because single-pipe tower is single towering, mechanical structure has its particularity, the performance requirement of its ground is different from traditional structure foundation identical.Specifically, for traditional architecture ground, single-pipe tower ground, except higher to pouring, also has larger requirement to its anti-shearing force aspect.This is because because tower body is higher, compared with under strong wind even the violent typhoon effect of coastal area, the tower body of single-pipe tower easily suffers extremely strong shearing force effect.If the anti-shearing force of ground is not strong, the tower body of single-pipe tower is just likely toppled over, and not only can cause great economic loss, but also may cause personal injury.
Traditional single-pipe tower ground and the building method of common ground similar, it is all adopt to open hole on road surface and the mode of penetration concrete is reinforced usually.This method has following shortcoming:
1, the anti-shearing force due to unit volume is not strong, and in order to ensure enough anti-shearing forces, the hole of opening needs very huge, is therefore difficult in business district carry out construction operation;
2, concrete filling, solidify, reach the process need 48 hours of the desirable strength even longer time, road surface is impassable during this period of time, affects traffic;
3, the concrete poured under roadbed is difficult to reclaim, irreversible on the impact of environment.
Summary of the invention
The object of the present invention is to provide the stake of a kind of single-pipe tower tower, this single-pipe tower tower stake can provide stronger anti-shearing force characteristic, and construction is fast, recyclable, is the ideal chose of single-pipe tower ground.
For solving the problems of the technologies described above, embodiments of the present invention provide the stake of a kind of single-pipe tower tower, comprise integrated pile body and the stake tail being connected to pile body tail end.Wherein, stake tail is provided with the first terminal pad, and the card of the first terminal pad is provided with the bindiny mechanism for being connected with single-pipe tower.
Embodiments of the present invention additionally provide a kind of single-pipe tower tower stake connector, this single-pipe tower tower stake connector and the stake of above-mentioned single-pipe tower tower with the use of; It comprises body, and the side of body is provided with for cooperatively interacting the linkage be connected with bindiny mechanism, and opposite side is provided with the hanging device cooperatively interacted with the arm of crane.
The pile body structure that embodiments of the present invention adopt, particularly integrated pile body structure, possess stronger anti-shearing force characteristic for the concrete foundation of prior art.
When constructing, after embodiments of the present invention connect this single-pipe tower tower stake connector and stake tail, to sling this single-pipe tower tower stake with crane, then squeezing in hole, hole that bottom surface is dug in advance, foundation construction process can be completed.Its construction is consuming time extremely short, is usually about about 30 minutes, therefore significantly reduces the engineering time in terms of existing technologies.
In addition, the pile body that embodiments of the present invention adopt is integrated pile body prefabricated in factory, and wherein, pile shaft material can select steel, pottery, concrete even composite material, and therefore the strength of materials is controlled, and under large-scale production, cost is also controlled.In addition owing to being preset pile body, its quality is also controlled.Therefore in terms of existing technologies, embodiments of the present invention improve the construction quality of ground, reduce cost of production.
Further, the single-pipe tower tower stake that embodiments of the present invention are squeezed into is recuperable, only needs to reconnect this single-pipe tower tower stake connector during recovery, and slings with crane.It without destruction, prevents the waste of material to environment, and reduces recovery and environmental protection cost.
As preferably, single-pipe tower is communication tower.Wherein, stake tail also comprises tail pipe and second terminal pad spaced with the first terminal pad.The side card of the second terminal pad is connected with pile body, is connected between opposite side card with the card of the first terminal pad by tail pipe.Tail pipe is hollow cylinder, and the barrel of tail pipe is provided with for the first communicating hole by communication tower cable; The corresponding position covering the hollow part of tail pipe has second communication hole to first terminal pad.
When connecting the cable of communication tower, need to be reserved with cable accommodation space.And hollow tail pipe set in embodiments of the present invention while providing cable accommodation space, can also promote the bonding strength of a tail and pile body.
Further, as preferably, pile body is tubular, and the hollow part of pile body is communicated with by the through hole on the second terminal pad with tail pipe.Tubular pile body can save pile body consumptive material for solid pile body, without pile crown and the single-pipe tower tower stake of the tubular pile body being when being driven underground, pile body will insert the soil of underground, thus be formed firmly nested, improve the anti-shearing force performance of single-pipe tower tower stake further.The hollow part of pile body then can ensure pile body inside and outside air pressure balance when driving piles with tail pipe by the through hole connection on the second terminal pad, improves piling efficiency.
Further, as preferably, stake tail also comprises several strengthening wings, and strengthening wing runs through connection first terminal pad and the second terminal pad, and is connected with the barrel of tail pipe and the outer wall of pile body respectively.Utilize strengthening wing can increase the contact area of each terminal pad of a tail and pile body connecting portion, improve bonding strength.
In addition, as preferably, the stake of single-pipe tower tower also comprises the pile crown be connected with the head end of pile body, and the diameter of pile crown reduces from the connecting portion with pile body gradually towards the direction away from pile body.The single-pipe tower tower stake being provided with pile crown can squeeze into the underground of batholith, therefore possesses stronger wide usage.
Further, as preferably, pile crown is hollow pile crown, is provided with several brace summers of the inner surface connecting pile crown Arbitrary Relative both sides in pile crown.Hollow pile crown also can save the consumptive material of pile crown for solid pile crown, and brace summer then can improve the intensity of pile crown.Further, as preferably, when the quantity of brace summer is more than or equal to 2, two brace summers are had mutually to be crossed as cross.The brace summer of cross can disperse the stressed of pile crown, possesses good support effect.
In addition, as preferably, the cross section of pile body is square.Be reserved with cavity in the sidewall of pile body and be communicated with cavity stretch out hole, be provided with auxiliary support mechanism in cavity; After the stake of single-pipe tower tower is driven underground, auxiliary support mechanism has at least part to stretch out from stretching out hole.Utilize auxiliary support mechanism can improve the interaction of pile body and soil, under shorter pile body basis, the anti-shearing force characteristic of pile body can be improved further.
Further, as preferably, auxiliary support mechanism comprises support bar, elastic component and block piece.Wherein, the axis of support bar and pile body is predetermined angle, and the head end of support bar is towards stretching out hole.The head end of elastic component is connected with the tail end of support bar, and the tail end of elastic component is fixedly connected on the inwall of cavity, and when support bar is positioned at cavity, elastic component is compressive state.Block piece contacts with the head end of support bar and is formed support bar and stops, block piece has at least a part to expose the card of terminal pad.After pile body is driven underground, block piece is drawn out of, and elastic component release elastic potential energy, support bar stretches out from stretching out hole.To insert the soil of pile body sidewall from stretching out the support bar stretched out in hole, and then improve the anti-shearing force ability of pile body.
Accompanying drawing explanation
Fig. 1 is the side schematic view of first embodiment of the invention single-pipe tower tower stake;
Fig. 2 is the stake portion enlarged diagram of first embodiment of the invention single-pipe tower tower stake;
Fig. 3 is the side schematic view of second embodiment of the invention single-pipe tower tower stake;
Fig. 4 is the stake portion enlarged diagram of second embodiment of the invention single-pipe tower tower stake;
Fig. 5 is the top cross-sectional view of third embodiment of the invention single-pipe tower tower stake pile body when not extracting block piece out;
Fig. 6 is the top cross-sectional view after third embodiment of the invention single-pipe tower tower stake pile body extracts block piece out;
Fig. 7 is the side schematic view of four embodiment of the invention single-pipe tower tower stake connector.
Detailed description of the invention
For making the object, technical solutions and advantages of the present invention clearly, below in conjunction with accompanying drawing, the embodiments of the present invention are explained in detail.But, persons of ordinary skill in the art may appreciate that in each embodiment of the present invention, proposing many ins and outs to make reader understand the application better.But, even without these ins and outs with based on the many variations of following embodiment and amendment, each claim of the application technical scheme required for protection also can be realized.
First embodiment of the present invention relates to the stake of a kind of single-pipe tower 3 tower, shown in combining, comprises integrated pile body 1 and the stake tail 2 being connected to pile body 1 tail end see Fig. 1 and Fig. 2.Wherein, the card that stake tail 2 is provided with the first terminal pad 21, first terminal pad 21 is provided with the bindiny mechanism for being connected with single-pipe tower 3.
In the present embodiment, single-pipe tower 3 is communication tower.Now shown in Figure 2, stake tail 2 also comprises tail pipe 22 and second terminal pad 23 spaced with the first terminal pad 21.The side card of the second terminal pad 23 is connected with pile body 1, is connected between opposite side card with the card of the first terminal pad 21 by tail pipe 22.Tail pipe 22 is hollow cylinder, and the barrel of tail pipe 22 is provided with for the first communicating hole 24 by communication tower cable; The position that first terminal pad 21 correspondence covers the hollow part of tail pipe 22 has second communication hole.Obviously, when single-pipe tower 3 is for during for lamp post or other tower-like roadside buildings, adopts above-mentioned structure, or on the basis of said structure, remove the part of tail pipe 22 and the second terminal pad 23, also do not affect the realization of invention target of the present invention.
When connecting the cable of communication tower, need to be reserved with cable accommodation space.And hollow tail pipe 22 set in the present embodiment while providing cable accommodation space, can also promote the bonding strength of a tail 2 and pile body 1.
In the present embodiment, shown in Figure 1, pile body 1 is tubular, and the hollow part of pile body 1 is communicated with by the through hole on the second terminal pad 23 with tail pipe 22.Tubular pile body 1 can save pile body 1 consumptive material for solid pile body 1, when without pile crown 4, the single-pipe tower 3 tower stake of hollow tubular pile body 1 is being driven underground, and the soil of underground will be inserted in pile body 1 inside, thus formed firmly nested, improve the anti-shearing force performance of single-pipe tower 3 tower stake further.The hollow part of pile body 1 then can ensure pile body inside and outside air pressure balance when driving piles with tail pipe 22 by the through hole connection on the second terminal pad 23, improves piling efficiency.Wherein, the cross section of pile body 1 can be circular, and can be square even triangle etc., its concrete shape affect goal of the invention of the present invention yet.
And in the present embodiment, shown in Figure 2, stake tail 2 also comprises several strengthening wings 25, strengthening wing 25 runs through connection first terminal pad 21 and the second terminal pad 23, and is connected with the barrel of tail pipe 22 and the outer wall of pile body 1 respectively.Utilize strengthening wing 25 can increase the contact area of each terminal pad of a tail 2 and pile body 1 connecting portion, improve bonding strength.
The pile body structure that present embodiment adopts, particularly integrated pile body 1 structure, possesses stronger anti-shearing force characteristic for the concrete foundation of prior art.When constructing, to sling this single-pipe tower 3 tower stake with crane, then squeezing in hole, hole that bottom surface is dug in advance, foundation construction process can be completed.Its construction is consuming time extremely short, is usually about about 30 minutes, therefore significantly reduces the engineering time in terms of existing technologies.
In addition, the pile body 1 that present embodiment adopts is integrated pile body 1 prefabricated in factory, and wherein, pile body 1 material can select steel, pottery, concrete even composite material, and therefore the strength of materials is controlled, and under large-scale production, cost is also controlled.In addition owing to being preset pile body 1, its quality is also controlled.Therefore in terms of existing technologies, present embodiment improves the construction quality of ground, reduces cost of production.
Further, the single-pipe tower 3 tower stake that present embodiment is squeezed into is recuperable, only needs to reconnect this single-pipe tower 3 tower stake connector during recovery, and slings with crane.It without destruction, prevents the waste of material to environment, and reduces recovery and environmental protection cost.
Second embodiment of the present invention relates to the stake of a kind of single-pipe tower 3 tower, and the second embodiment is slightly different from the first embodiment, and main difference part is, in the first embodiment of the present invention, is not provided with pile crown 4; And in the second embodiment of the present invention: shown in Figure 3, the stake of single-pipe tower 3 tower also comprises the pile crown 4 be connected with the head end of pile body 1, and the diameter of pile crown 4 reduces from the connecting portion with pile body 1 gradually towards the direction away from pile body 1.The single-pipe tower 3 tower stake being provided with pile crown 4 can squeeze into the underground of batholith, therefore possesses stronger wide usage.
In the present embodiment, shown in Figure 4, pile crown 4 is hollow pile crown 4, is provided with several brace summers 41 of the inner surface connecting pile crown 4 Arbitrary Relative both sides in pile crown 4.Hollow pile crown 4 also can save the consumptive material of pile crown 4 for solid pile crown 4, and brace summer 41 then can improve the intensity of pile crown 4.Further, in the present embodiment, when the quantity of brace summer 41 is more than or equal to 2, two brace summers 41 are had mutually to be crossed as cross.The brace summer 41 of cross can disperse the stressed of pile crown 4, possesses good support effect.
3rd embodiment of the present invention relates to the stake of a kind of single-pipe tower 3 tower, 3rd embodiment is the improvement of first, second embodiment, main improvement is, in the 3rd embodiment of the present invention: shown in combining see Fig. 5 and Fig. 6, be reserved with cavity 11 in the sidewall of pile body 1 and be communicated with cavity 11 stretch out hole, be provided with auxiliary support mechanism 12 in cavity 11; After the stake of single-pipe tower 3 tower is driven underground, auxiliary support mechanism 12 has at least part to stretch out from stretching out hole.Utilize auxiliary support mechanism 12 can improve pile body 1 and the interaction of soil, under shorter pile body 1 basis, the anti-shearing force characteristic of pile body 1 can be improved further.
Give a kind of implementation of auxiliary support mechanism 12 in present embodiment, specifically, auxiliary support mechanism 12 shown in Figure 5 comprises support bar 121, elastic component 122 and block piece 123.Wherein, support bar 121 is predetermined angle with the axis of pile body 1, and the head end of support bar 121 is towards stretching out hole.The head end of elastic component 122 is connected with the tail end of support bar 121, and the tail end of elastic component 122 is fixedly connected on the inwall of cavity 11, and when support bar 121 is positioned at cavity 11, elastic component 122 is compressive state.Block piece 123 contacts with the head end of support bar 121 and is formed support bar 121 and stops, block piece 123 has at least a part to expose the card of terminal pad.
After pile body 1 is driven underground, shown in Figure 6, once block piece 123 is drawn out of, elastic component 122 will discharge elastic potential energy, and support bar 121 stretches out from stretching out hole.To insert the soil of pile body 1 sidewall from stretching out the support bar 121 stretched out in hole, and then improve the anti-shearing force ability of pile body 1.
In the present embodiment, elastic component 122 can be spring, and the end of support bar 121 can be sharp-pointed, to thrust soil better.And block piece 123 can be tried one's best smooth to facilitate the extraction of block piece 123 with the contact surface of support bar 121.In addition, the angle that support bar 121 and the axis of pile body 1 are be less than 90 degree and the direction of the head end of support bar 121 stake tail 2 dorsad time, can the recovery operation of more convenient single-pipe tower 3 tower stake.
It is worth mentioning that, utilize a kind of implementation of the combination of elastic component 122 and support bar 121 only just auxiliary support mechanism 12, also have other a lot of implementations in addition, such as, utilize sprocket wheel and rack combination etc., also can realize the supplemental support to the stake of single-pipe tower 3 tower.
In addition, as shown in Figure 5, Figure 6, when support bar 121 is vertical bar, square for shown in figure of the cross section of pile body 1.But obviously the cross section of pile body 1 also can be triangle or other polygons.Further, when being arc strip by support bar 121, the cross section of pile body 1 can also be the circle that curvature is different from the radian of arc strip.
4th embodiment of the present invention relates to a kind of single-pipe tower 3 tower stake connector, is applied to the single-pipe tower 3 tower stake of first, second or the 3rd embodiment, this connector and the stake of above-mentioned single-pipe tower 3 tower with the use of; Shown in Figure 7, it comprises body 5, and the side of body 5 is provided with for cooperatively interacting the linkage 52 be connected with bindiny mechanism, and opposite side is provided with the hanging device 51 cooperatively interacted with the arm of crane.
When constructing, first linkage 52 and bindiny mechanism being connected, the arm of crane is being connected with hanging device 51, then to sling this single-pipe tower 3 tower stake with crane, finally squeeze in hole, hole that ground is dug in advance, foundation construction process can be completed.Its construction is consuming time extremely short, is usually about about 30 minutes, therefore significantly reduces the engineering time in terms of existing technologies.
In addition, this single-pipe tower 3 tower stake connector can be removed in time after completing construction, and uses again next time in work progress.Due to its callable characteristic, considerably reduce job costs, improve production efficiency.
Persons of ordinary skill in the art may appreciate that the respective embodiments described above realize specific embodiments of the invention, and in actual applications, various change can be done to it in the form and details, and without departing from the spirit and scope of the present invention.
Claims (10)
1. a single-pipe tower tower stake, is characterized in that: comprise integrated pile body and the stake tail being connected to described pile body tail end;
Described stake tail is provided with the first terminal pad, and the card of described first terminal pad is provided with the bindiny mechanism for being connected with single-pipe tower.
2. single-pipe tower tower according to claim 1 stake, is characterized in that: described single-pipe tower is communication tower;
Described stake tail also comprises tail pipe and second terminal pad spaced with described first terminal pad;
Wherein, the side card of described second terminal pad is connected with described pile body, is connected between opposite side card and the card of the first terminal pad by described tail pipe;
Described tail pipe is hollow cylinder, and the barrel of described tail pipe is provided with for the first communicating hole by communication tower cable; The corresponding position covering the hollow part of described tail pipe has second communication hole to described first terminal pad.
3. single-pipe tower tower according to claim 2 stake, is characterized in that: described pile body is tubular, and the hollow part of described pile body is communicated with by the through hole on described second terminal pad with described tail pipe.
4. single-pipe tower tower according to claim 2 stake, it is characterized in that: described stake tail also comprises several strengthening wings, described strengthening wing runs through and connects described first terminal pad and the second terminal pad, and is connected with the barrel of described tail pipe and the outer wall of described pile body respectively.
5. single-pipe tower tower according to claim 1 stake, is characterized in that: the stake of described single-pipe tower tower also comprises the pile crown be connected with the head end of described pile body, and the diameter of described pile crown reduces from the connecting portion with described pile body gradually towards the direction away from described pile body.
6. single-pipe tower tower according to claim 5 stake, is characterized in that: described pile crown is hollow pile crown, is provided with N number of brace summer of the inner surface connecting described pile crown Arbitrary Relative both sides in described pile crown, described N be more than or equal to 1 natural number.
7. according to the single-pipe tower tower stake in claim 6 described in any one, it is characterized in that: when described N is more than or equal to 2 having two brace summers to be mutually crossed as cross.
8. single-pipe tower tower according to claim 1 stake, is characterized in that: be reserved with cavity in the sidewall of described pile body and be communicated with described cavity stretch out hole, be provided with auxiliary support mechanism in described cavity; After the stake of described single-pipe tower tower is driven underground, described auxiliary support mechanism has at least part to stretch out from described hole of stretching out.
9. single-pipe tower tower according to claim 8 stake, is characterized in that: described auxiliary support mechanism comprises support bar, elastic component and block piece;
Wherein, the axis of described support bar and described pile body is predetermined angle, and the head end of described support bar stretches out hole towards described;
The head end of described elastic component is connected with the tail end of described support bar, and the tail end of described elastic component is fixedly connected on the inwall of described cavity, and when described support bar is positioned at described cavity, described elastic component is compressive state;
Described block piece contacts with the head end of described support bar and is formed described support bar and stops, described block piece has at least a part to expose the card of described terminal pad;
After described pile body is driven underground, described block piece is drawn out of, and described elastic component release elastic potential energy, described support bar stretches out from described hole of stretching out.
10. a single-pipe tower tower stake connector, is characterized in that: the single-pipe tower tower stake in described single-pipe tower tower stake connector and claim 1 to 9 described in any one with the use of;
Described single-pipe tower tower stake connector comprises body, and the side of described body is provided with for cooperatively interacting the linkage be connected with described bindiny mechanism, and opposite side is provided with the hanging device cooperatively interacted with the arm of crane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510817495.1A CN105484283B (en) | 2015-11-21 | 2015-11-21 | The stake of single-pipe tower tower and single-pipe tower tower stake connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510817495.1A CN105484283B (en) | 2015-11-21 | 2015-11-21 | The stake of single-pipe tower tower and single-pipe tower tower stake connector |
Publications (2)
| Publication Number | Publication Date |
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| CN105484283A true CN105484283A (en) | 2016-04-13 |
| CN105484283B CN105484283B (en) | 2018-03-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510817495.1A Active CN105484283B (en) | 2015-11-21 | 2015-11-21 | The stake of single-pipe tower tower and single-pipe tower tower stake connector |
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| CN205475303U (en) * | 2015-11-21 | 2016-08-17 | 上海电信工程有限公司 | Stake of single -pipe tower tower and single -pipe tower tower stake connecting piece |
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| US20020140623A1 (en) * | 2001-03-30 | 2002-10-03 | Harrison John W. | Apparatus and method for increasing monopole capacity using internal strengthening |
| US20040194402A1 (en) * | 2003-04-01 | 2004-10-07 | Payne Calvin J. | Tower monopole reinforcement |
| CN201198677Y (en) * | 2008-04-14 | 2009-02-25 | 黎继荣 | Steel rope type enciphered lock |
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| CN203531483U (en) * | 2013-09-10 | 2014-04-09 | 中国移动通信集团设计院有限公司 | Tower body connection structure of single-pipe tower and single-pipe tower |
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| CN105484283B (en) | 2018-03-06 |
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