CN206189442U - Rock stock basis for ultrahigh voltage alternating current transmission lines - Google Patents
Rock stock basis for ultrahigh voltage alternating current transmission lines Download PDFInfo
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- CN206189442U CN206189442U CN201621057684.XU CN201621057684U CN206189442U CN 206189442 U CN206189442 U CN 206189442U CN 201621057684 U CN201621057684 U CN 201621057684U CN 206189442 U CN206189442 U CN 206189442U
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- cushion cap
- many
- stirrup
- rock bolt
- principal post
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Abstract
The utility model discloses a rock stock basis for ultrahigh voltage alternating current transmission lines belongs to the transmission facility field. Rock stock basis includes: many stocks, cushion cap, many main muscle and principal post. The utility model discloses a lower extreme of every stock stretches into the interior and basement rock fixed connection of the inside a plurality of anchor eyes that form of basement rock, the cushion cap is fixed in the stratum between basement rock and ground, and and fixed connection between the upper end of every stock, the lower extreme of many main muscle is fixed inside the cushion cap, the principal post is the cylinder of the axis slope of the relative cushion cap of axis, its lower extreme is fixed in the stratum, and the upper end fixed connection with many main muscle, because many stock annular stratiforms are arranged, stronger shearing wholly have, tensile and bending resistance, make the utility model discloses a totality bearing capacity strengthen greatly, guarantees the utility model discloses ultrahigh voltage alternating current transmission lines's engineering requirement can be satisfied, and then ultrahigh voltage alternating current transmission lines's security is guaranteed.
Description
Technical field
The utility model is related to field of transmission equipment, more particularly to a kind of ultrahigh voltage alternating current transmission lines rock-bolt base
Plinth.
Background technology
Rock Bolt Foundation is a kind of structure for electric power pylon to be fixed on the ground, its in depth under, especially fit
For the electric power pylon construction of Rock Region.
Current Rock Bolt Foundation generally comprises many anchor poles and cushion cap, and multiple anchor holes, multiple anchor holes are provided with basement rock
Line for square, many anchor poles are corresponded with multiple anchor holes, the lower end of every anchor pole stretch into corresponding anchor hole with
Basement rock is fixed, and cushion cap is arranged on basement rock top, and its shape of cross section is also square, and the lower end of cushion cap is solid with many upper ends of anchor pole
Fixed connection, upper end is elevated above the soil and is connected with the tower leg of the electric power pylon with ultrahigh voltage alternating current transmission lines.
During the utility model is realized, inventor has found that prior art at least has problems with：
Due to the electric power pylon of ultrahigh voltage alternating current transmission lines horizontal load and above to pull out load larger, and current rock
The bearing capacity of stone anchor rod foundation is smaller, easily anchor occurs when being applied to the ultrahigh voltage alternating current transmission lines of more than 800kV
The situation that rod bending is even broken, it is impossible to meet the requirement of engineering of the electric power pylon of ultrahigh voltage alternating current transmission lines, the peace of circuit
Full property is relatively low.
Utility model content
In order to solve the engineering that existing Rock Bolt Foundation cannot meet the electric power pylon of ultrahigh voltage alternating current transmission lines
Need, the relatively low problem of the security of circuit, the utility model embodiment provides a kind of ultrahigh voltage alternating current transmission lines rock
Stone anchor rod foundation.The technical scheme is as follows：
A kind of ultrahigh voltage alternating current transmission lines Rock Bolt Foundation, for by the transmission of electricity iron of ultrahigh voltage alternating current transmission lines
Tower is fixed on the ground, and the Rock Bolt Foundation includes：Many anchor poles, cushion cap, many cage bars and principal posts；
The lower end of every anchor pole in many anchor poles is respectively protruding into multiple anchor holes that basement rock is internally formed, and is passed through
Adhesives is fixedly connected with the basement rock, and many anchor poles are in annular layered arrangement；
The cushion cap is fixed in the stratum between the basement rock and ground for cylindric, and with the every anchor pole
It is fixedly connected by adhesives between upper end；
The many cage bars arrange that its lower end is fixed on inside the cushion cap by adhesives in annular；
The principal post inclines the cylinder of predetermined angle for the axis of the relatively described cushion cap of axis, and its lower end is fixed on described
In stratum above cushion cap, and it is fixedly connected with the upper end of every cage bar in many cage bars, upper end is stretched out by ground, is led to
The principal post is crossed to be fixedly connected with the electric power pylon of the ultrahigh voltage alternating current transmission lines.
Further, the Rock Bolt Foundation also includes multiple cushion cap stirrups；
The multiple cushion cap stirrup is divided into multigroup, and every group of cushion cap stirrup is arranged on described holding along the axially stacking of the cushion cap
Inside platform, and every group of cushion cap stirrup includes the ascending multiple stirrups of size, what every group of cushion cap stirrup included
The annulus that multiple cushion cap stirrups are formed with many anchor poles is enclosed within outside corresponding annulus correspondingly, and with formation therewith
Many anchor poles of corresponding annulus are fixedly connected.
Specifically, the multiple cushion cap stirrup is divided into three groups, and every group of cushion cap stirrup includes three cushion cap stirrups, described
Each cushion cap stirrup in three cushion cap stirrups is with respect to horizontal plane.
Specifically, in the multiple cushion cap stirrup between each cushion cap stirrup and the anchor pole for forming corresponding annulus
Fixed by spot welding or colligation.
Further, the Rock Bolt Foundation also includes multiple first principal post stirrups, the multiple first principal post stirrup
It is sequentially sleeved in outside the annulus that many cage bars are formed along the axial direction of the principal post, and is fixed respectively with many cage bars.
Further, the Rock Bolt Foundation also includes multiple second principal post stirrups, the multiple second principal post stirrup
It is successively set on inside the annulus that many cage bars are formed along the axial direction of the principal post, and it is solid respectively with many cage bars
It is fixed.
Specifically, spot welding is passed through between the first principal post stirrup and the second principal post stirrup and many cage bars
Or colligation is fixed.
Specifically, the adhesives is concrete or mortar.
Specifically, the distance between two cage bars of arbitrary neighborhood in many cage bars are 150mm~250mm, institute
It is the 3 of the diameter of each anchor hole in the multiple anchor hole to state the distance between two anchor poles of arbitrary neighborhood in many anchor poles
Times.
Specifically, the material of the every anchor pole is worm steel.
The beneficial effect brought of technical scheme that the utility model embodiment is provided is：
The utility model is stretched into be fixed with basement rock in multiple anchor holes that basement rock is internally formed by the lower end of every anchor pole and connected
Connect, cushion cap is fixed in the stratum between basement rock and ground, and be fixedly connected between the every upper end of anchor pole, many cage bars
Lower end is fixed on inside cushion cap, principal post be axis with respect to the inclined cylinder of the axis of cushion cap, the fixation of its lower end in the earth formation, and
Upper end with many cage bars is fixedly connected, and upper end is stretched out with the tower leg with the electric power pylon of ultrahigh voltage alternating current transmission lines by ground
It is fixedly connected, it is overall that there is stronger shearing resistance, tension and bending resistance so that this reality due to many anchor pole annular lamellar arrangements
Greatly enhanced with new entire load-carrying capacity, and the axis of principal post inclines predetermined angle with respect to the axis of cushion cap, it is possible to decrease it is defeated
The tower leg of ferroelectric tower is to adverse effect of the present utility model, it is ensured that the utility model disclosure satisfy that ultrahigh voltage alternating current transmission lines
Engine request, and then ensure the security of ultrahigh voltage alternating current transmission lines.
Brief description of the drawings
In order to illustrate more clearly of the technical scheme in the utility model embodiment, below will be to needed for embodiment description
The accompanying drawing to be used is briefly described, it should be apparent that, drawings in the following description are only some realities of the present utility model
Example is applied, for those of ordinary skill in the art, on the premise of not paying creative work, can also be according to these accompanying drawings
Obtain other accompanying drawings.
Fig. 1 is the structural representation of the ultrahigh voltage alternating current transmission lines Rock Bolt Foundation that the utility model embodiment is provided
Figure；
Fig. 2 is the A-A of Fig. 1 to structural representation；
Fig. 3 is the B-B direction structural representation that Fig. 1 removes cage bar；
Fig. 4 is the C-C of Fig. 1 to structural representation.
Wherein：
1 anchor pole,
2 cushion caps,
3 cage bars,
4 principal posts,
5 cushion cap stirrups,
6 first principal post stirrups,
7 second principal post stirrups,
10 anchor holes,
100 basement rock,
200 ground,
300 stratum.
Specific embodiment
It is new to this practicality below in conjunction with accompanying drawing to make the purpose of this utility model, technical scheme and advantage clearer
Type implementation method is described in further detail.
As shown in figure 1, simultaneously being illustrated with reference to Fig. 2-Fig. 4, the utility model embodiment provides a kind of extra-high-voltage alternating current
Rock Bolt Foundation used for transmission line, for the electric power pylon of ultrahigh voltage alternating current transmission lines to be fixed on into ground 200, such as schemes
Shown in 1, the Rock Bolt Foundation includes：Many anchor poles 1, cushion cap 2, many cage bars 3 and principal posts 4；
As shown in Fig. 2 the lower end of the every anchor pole 1 in many anchor poles 1 is respectively protruding into multiple anchors that basement rock 100 is internally formed
In hole 10, and it is fixedly connected with basement rock 100 by adhesives, many anchor poles 1 are in annular layered arrangement；
As shown in figure 3, cushion cap 2 for cylindric, is fixed in the stratum 300 between basement rock 100 and ground 200, and with it is every
It is fixedly connected by adhesives between the upper end of root anchor pole 1；
As shown in figure 4, many cage bars 3 arrange that its lower end is fixed on inside cushion cap 2 by adhesives in annular；
Principal post 4 is the cylinder that axis inclines predetermined angle with respect to the axis of cushion cap 2, and its lower end is fixed on the top of cushion cap 2
Stratum 300 in, and be fixedly connected with the upper end of the every cage bar 3 in many cage bars 3, upper end is stretched out by ground 200, by master
Post 4 is fixedly connected with the electric power pylon of ultrahigh voltage alternating current transmission lines.
Form process of the present utility model as follows：
First, stratum 300 is excavated, multiple anchor holes 10 are got out on basement rock 100, the layered arrangement in a ring of multiple anchor holes 10.
2nd, in the multiple anchor holes 10 of rule insertion by many anchor poles 1 according to 1 one anchor holes 10 of an anchor pole, and priming petock
The adhesives such as cement mortar or concrete makes every anchor pole 1 be fixed in corresponding anchor hole 10, wherein, appointing in many anchor poles 1
The distance between two adjacent anchor poles 1 of meaning are 3 times of the diameter of each anchor hole 10 in multiple anchor holes 10, it is ensured that adjacent two
The intensity in the region between anchor pole 1；The material of every anchor pole 1 is worm steel, and intensity is higher, can meet extra-high-voltage alternating current
The engineering demand of the electric power pylon of transmission line of electricity.
3rd, cement mortar or concrete bodies are built in the top of basement rock 100, in the process, the upper of many anchor poles 1 need to be kept
End is spilt by the upper end of cement mortar or concrete bodies；
4th, when the thickness of cement mortar or concrete bodies reaches default value, the cylindrical cushion cap 2 in multiple holes will be equipped with
The top of cement mortar or concrete bodies is placed in, is made in the hole inside many upper end insertion cushion caps 2 of anchor pole 1；
5th, many cage bars 3 are also inserted on cushion cap 2 in corresponding hole, and to cement injection mortar or concrete in cushion cap 2
Deng adhesives, many cage bars 3 and many anchor poles 1 are made to be fixed with cushion cap 2 respectively, wherein it is preferred to, appointing in many cage bars 3
The distance between two adjacent cage bars 3 of meaning are 150mm~250mm；
6th, cement mortar or concrete bodies then are built in the top of cushion cap 2, in the process, the upper end of cage bar need to be kept
Spilt by the upper end of cement mortar or concrete bodies；
7th, when the thickness of cement mortar or concrete bodies reaches default value, principal post 4 is enclosed within the upper of many cage bars 3
Hold and the adhesives such as cement injection mortar or concrete makes many cage bars 3 be fixed with principal post 4.
Certainly, skilled person will appreciate that, many cage bars 3 first can also be fixed as one with many principal posts 4, anchor pole 1
First can be fixed as one with cushion cap 2.
During using the utility model, the tower leg of ultrahigh voltage alternating current transmission lines with elevate above the soil 200 principal post 4 fix connect
Connect, because the axis of principal post 4 is inclined to default angle with respect to the axis of cushion cap 2, the tower on road under ultra-high voltage AC transmission can be reduced
The detrimental effect that the active force of the horizontal direction that leg is produced is produced to the utility model, wherein it is preferred to, the default angle is equal to
The angle that the main material relative level of the tower leg of ultrahigh voltage alternating current transmission lines is formed.
The utility model is stretched into multiple anchor holes 10 that basement rock 100 is internally formed and basement rock by the lower end of every anchor pole 1
100 are fixedly connected, and cushion cap 2 is fixed in the stratum 300 between basement rock 100 and ground 200, and with the every upper end of anchor pole 1 it
Between be fixedly connected, the lower end of many cage bars 3 is fixed on inside cushion cap 2, principal post 4 be axis with respect to the inclined circle of the axis of cushion cap 2
Cylinder, its lower end is fixed in stratum 300, and is fixedly connected with the upper end of many cage bars 3, upper end by ground 200 stretch out with
The tower leg of the electric power pylon of ultrahigh voltage alternating current transmission lines is fixedly connected, and due to many annular lamellar of anchor pole 1 arrangements, integrally has
Stronger shearing resistance, tension and bending resistance so that entire load-carrying capacity of the present utility model is greatly enhanced, and principal post 4 axis
Axis with respect to cushion cap 2 inclines predetermined angle, it is possible to decrease the tower leg of electric power pylon is to adverse effect of the present utility model, it is ensured that this
Utility model disclosure satisfy that the engine request of ultrahigh voltage alternating current transmission lines, it is ensured that the security of ultrahigh voltage alternating current transmission lines.
As shown in figure 1, can also be illustrated with reference to Fig. 3, in the utility model embodiment, Rock Bolt Foundation also includes
Multiple cushion cap stirrups 5；
5 points of multiple cushion cap stirrups are multigroup, and every group of cushion cap stirrup 5 is arranged on inside cushion cap 2 along the axially stacking of cushion cap 2,
And every group of cushion cap stirrup 5 includes the ascending multiple stirrups of size, multiple cushion cap stirrups 5 that every group of cushion cap stirrup 5 includes
The annulus formed with many anchor poles 1 is enclosed within outside corresponding annulus correspondingly, and many with the corresponding annulus of formation
Root anchor pole 1 is fixedly connected.
In the utility model embodiment, multiple cushion cap stirrups 5 are at least sequentially sleeved in outside many anchor poles 1 under from the inside to the outside
Portion, many anchor poles 1 are fixed by multiple cushion cap stirrups 5, improve the steadiness that many anchor poles 1 are connected with cushion cap 2.
In the utility model embodiment, it is preferable that 5 points of multiple cushion cap stirrups are three groups, and every group of cushion cap stirrup 5 includes three
Individual cushion cap stirrup 5, each cushion cap stirrup 5 in three cushion cap stirrups 5 is ensureing the steadiness of connection with respect to horizontal plane
On the basis of, it is to avoid the cloth muscle area of cushion cap stirrup 5 is excessive, and construction cost is higher, and the relative level of cushion cap stirrup 5 is inclined,
Increase cushion cap stirrup 5 and anchor pole 1 and the contact area of cushion cap 2, further improve the stability of connection.
And in the utility model embodiment, each the cushion cap stirrup 5 and formation in multiple cushion cap stirrups 5 are corresponding
Fixed by spot welding or colligation between the anchor pole 1 of annulus, simple structure, stable connection, now, cushion cap 2 is by many anchor poles 1
Fixed with multiple cushion cap stirrups 5 after terminating, concreting in site cement mortar or concrete are made.
As shown in figure 4, in the utility model embodiment, the Rock Bolt Foundation also includes multiple first principal post stirrups 6,
Multiple first principal post stirrups 6 are sequentially sleeved in outside the annulus that many cage bars 3 are formed along the axial direction of principal post 4, and with many 3 points of cage bars
Portion is fixedly connected, and fixes many cage bars 3, simple structure by multiple first principal post stirrups 6, it is ensured that the steadiness of structure, now,
It is made by cement injection mortar or concrete in container again after the completion of principal post 4 is fixed with cage bar 3.
As shown in figure 4, in the utility model embodiment, Rock Bolt Foundation also includes multiple second principal post stirrups 7, many
Individual second principal post stirrup 7 is successively set on inside the annulus that many cage bars 3 are formed along the axial direction of principal post 4, and with many 3 points of cage bars
Gu Ding not.
In the utility model embodiment, many cage bars 3 form an annulus, by the first principal post stirrup 6 by annulus outside
Many first cage bars 3 are fixed in portion, by the second principal post cage bar 7 by fixed many second cage bars 3 in annulus inside, improve the steady of structure
It is qualitative.
In the utility model embodiment, it is preferable that the first principal post stirrup 6 and the second principal post stirrup 7 and many cage bars 3 it
Between fixed by spot welding or colligation, simple structure, stable connection.
Preferred embodiment of the present utility model is the foregoing is only, is not used to limit the utility model, it is all in this practicality
Within new spirit and principle, any modification, equivalent substitution and improvements made etc. should be included in guarantor of the present utility model
Within the scope of shield.
Claims (10)
1. a kind of ultrahigh voltage alternating current transmission lines Rock Bolt Foundation, for by the electric power pylon of ultrahigh voltage alternating current transmission lines
Fix on the ground, it is characterised in that the Rock Bolt Foundation includes：Many anchor poles, cushion cap, many cage bars and principal posts；
The lower end of every anchor pole in many anchor poles is respectively protruding into multiple anchor holes that basement rock is internally formed, and by bonding
Material is fixedly connected with the basement rock, and many anchor poles are in annular layered arrangement；
The cushion cap is fixed in the stratum between the basement rock and ground for cylindric, and with the upper end of the every anchor pole
Between be fixedly connected by adhesives；
The many cage bars arrange that its lower end is fixed on inside the cushion cap by adhesives in annular；
The principal post inclines the cylinder of predetermined angle for the axis of the relatively described cushion cap of axis, and its lower end is fixed on the cushion cap
In the stratum of top, and it is fixedly connected with the upper end of every cage bar in many cage bars, upper end is stretched out by ground, by institute
Principal post is stated to be fixedly connected with the electric power pylon of the ultrahigh voltage alternating current transmission lines.
2. Rock Bolt Foundation according to claim 1, it is characterised in that the Rock Bolt Foundation is also held including multiple
Platform stirrup；
The multiple cushion cap stirrup is divided into multigroup, and every group of cushion cap stirrup is arranged in the cushion cap along the axially stacking of the cushion cap
Portion, and every group of cushion cap stirrup includes the ascending multiple stirrups of size, the multiple that every group of cushion cap stirrup includes
The annulus that cushion cap stirrup is formed with many anchor poles is enclosed within outside corresponding annulus correspondingly, and is corresponded to therewith with formation
Many anchor poles of annulus be fixedly connected.
3. Rock Bolt Foundation according to claim 2, it is characterised in that the multiple cushion cap stirrup is divided into three groups, institute
Stating every group of cushion cap stirrup includes three cushion cap stirrups, and each the equal relative level of cushion cap stirrup in three cushion cap stirrups is inclined
Tiltedly.
4. Rock Bolt Foundation according to claim 2, it is characterised in that each cushion cap in the multiple cushion cap stirrup
Fixed by spot welding or colligation between stirrup and the anchor pole for forming corresponding annulus.
5. Rock Bolt Foundation according to claim 1, it is characterised in that the Rock Bolt Foundation also includes multiple the
One principal post stirrup, the multiple first principal post stirrup is sequentially sleeved in the annulus that many cage bars are formed along the axial direction of the principal post
Outside, and fixed respectively with many cage bars.
6. Rock Bolt Foundation according to claim 5, it is characterised in that the Rock Bolt Foundation also includes multiple the
Two principal post stirrups, the multiple second principal post stirrup is successively set on the circle that many cage bars are formed along the axial direction of the principal post
Inside ring, and fixed respectively with many cage bars.
7. Rock Bolt Foundation according to claim 6, it is characterised in that the first principal post stirrup and second master
Fixed by spot welding or colligation between column tie-bar and many cage bars.
8. Rock Bolt Foundation according to claim 1, it is characterised in that the adhesives is concrete or mortar.
9. Rock Bolt Foundation according to claim 1, it is characterised in that two of arbitrary neighborhood in many cage bars
The distance between root cage bar is 150mm~250mm, and the distance between two anchor poles of arbitrary neighborhood in many anchor poles are
3 times of the diameter of each anchor hole in the multiple anchor hole.
10. Rock Bolt Foundation according to claim 1, it is characterised in that the material of the every anchor pole is three-level
Screw-thread steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621057684.XU CN206189442U (en) | 2016-09-14 | 2016-09-14 | Rock stock basis for ultrahigh voltage alternating current transmission lines |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621057684.XU CN206189442U (en) | 2016-09-14 | 2016-09-14 | Rock stock basis for ultrahigh voltage alternating current transmission lines |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206189442U true CN206189442U (en) | 2017-05-24 |
Family
ID=58728352
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621057684.XU Active CN206189442U (en) | 2016-09-14 | 2016-09-14 | Rock stock basis for ultrahigh voltage alternating current transmission lines |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206189442U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107237266A (en) * | 2017-06-27 | 2017-10-10 | 中铁第四勘察设计院集团有限公司 | Open cut rock anchor combination foundation and its inverse operation construction method |
| CN109267583A (en) * | 2018-09-17 | 2019-01-25 | 金华电力设计院有限公司 | A kind of wide-angle corner power transmission tower pressure anchor wire cushion cap foundation |
-
2016
- 2016-09-14 CN CN201621057684.XU patent/CN206189442U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107237266A (en) * | 2017-06-27 | 2017-10-10 | 中铁第四勘察设计院集团有限公司 | Open cut rock anchor combination foundation and its inverse operation construction method |
| CN107237266B (en) * | 2017-06-27 | 2023-02-28 | 中铁第四勘察设计院集团有限公司 | Open cut rock anchor combined foundation and reverse operation construction method thereof |
| CN109267583A (en) * | 2018-09-17 | 2019-01-25 | 金华电力设计院有限公司 | A kind of wide-angle corner power transmission tower pressure anchor wire cushion cap foundation |
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