CN214272171U - Device is applyed to miniature steel-pipe pile prestressing force - Google Patents
Device is applyed to miniature steel-pipe pile prestressing force Download PDFInfo
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- CN214272171U CN214272171U CN202023219946.7U CN202023219946U CN214272171U CN 214272171 U CN214272171 U CN 214272171U CN 202023219946 U CN202023219946 U CN 202023219946U CN 214272171 U CN214272171 U CN 214272171U
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Abstract
The utility model discloses a miniature steel-pipe pile prestress applying device, which comprises two arc plates matched with the radian of a pile body, wherein the left end and the right end of each arc plate are provided with connecting lugs extending outwards, the connecting lugs are provided with a plurality of through holes for penetrating bolts, the two arc plates can be connected through the bolts to form a cylinder shape, and the inner walls of the arc plates are fixed with rubber cushion layers; a supporting plate which extends outwards and is used for placing a jack is fixed at the upper end of the arc-shaped plate, and a plurality of rib plates for supporting are welded and fixed between the lower surface of the supporting plate and the outer wall of the arc-shaped plate; the bottom end of the arc-shaped plate is provided with an annular flange extending outwards; also comprises a plurality of supporting laths which are welded and fixed on the pile body. In the building deviation rectifying process, the bearing platform structure can be used for steel pipe pile deviation rectifying operation and can be fixed on site, most of the structure of the device can be recycled after construction is finished, and the production cost is reduced; the arc-shaped plate is fixed through the bolts, so that the operation is simple and the field operation is convenient.
Description
Technical Field
The utility model belongs to the technical field of the construction, concretely relates to miniature steel-pipe pile prestressing force applying device.
Background
Due to the reason of convenient geology and design construction, engineering problems such as house inclination caused by overlarge settlement sometimes occur, and the inclined house foundation needs to be corrected and righted in order to ensure the safety and normal use of the high-rise house. The foundation pile cutting is an effective method for forced landing and rectifying of high-rise buildings, wherein foundation load conversion is a technical key for pile cutting and rectifying, and load conversion is implemented by a load conversion device. Most underpinning stake load conversion equipment at present mainly used concrete pile can't use on the steel-pipe pile, and how convenient and fast applys prestressing force to the steel-pipe pile, carries out rectification and underpins the stake operation and is the problem that needs to solve at present urgently.
SUMMERY OF THE UTILITY MODEL
The utility model provides a miniature steel-pipe pile prestressing force applying device, aim at solve present steel-pipe pile and rectify and ask and trade the pile operation in, are difficult to the problem of prestressing force to the steel-pipe pile.
Therefore, the utility model adopts the following technical scheme:
a prestress applying device for a miniature steel pipe pile comprises two arc plates which are matched with the radian of a pile body, wherein connecting lugs which extend outwards are arranged at the left end and the right end of each arc plate, a plurality of through holes for penetrating bolts are formed in the connecting lugs, the two arc plates can be connected through the bolts to form a cylinder shape, and a rubber cushion layer is fixed on the inner wall of each arc plate;
a supporting plate which extends outwards and is used for placing a jack is fixed at the upper end of the arc-shaped plate, the supporting plate is vertical to the side wall of the arc-shaped plate, and a plurality of rib plates for supporting are welded and fixed between the lower surface of the supporting plate and the outer wall of the arc-shaped plate; the bottom end of the arc-shaped plate is provided with an annular flange extending outwards;
the pile body support structure is characterized by further comprising a plurality of support laths welded and fixed on the pile body, the support laths are evenly distributed along the ring shape, and the upper ends of the support laths are located in the same horizontal plane and are in contact with the lower surface of the ring-shaped flange.
Furthermore, the supporting plates are fixed at the center positions of the arc-shaped plates, and the positions of the supporting plates on the two arc-shaped plates are opposite.
Further, the rubber cushion layer is integrally formed and fixed on the inner wall of the arc-shaped plate.
Further, the rubber cushion layer extends out of the upper end of the arc-shaped plate and forms a wrapping edge.
Further, the arc-shaped plate and the supporting plate are made of steel.
The beneficial effects of the utility model reside in that: in the building deviation rectifying process, the bearing platform structure can be fixed on site, and the arc-shaped plate of the device can be recycled after construction is finished, so that the device is convenient to recycle and is beneficial to reducing the production cost; the arc-shaped plate is fixed through the bolts, so that the operation is simple and the field operation is convenient.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a schematic view of the usage state of the present invention;
in the figure: the method comprises the following steps of 1-arc-shaped plate, 2-connecting lug, 3-bolt, 4-supporting plate, 5-ribbed plate, 6-annular flange, 7-rubber cushion layer, 8-supporting strip plate, 9-jack, 10-steel pipe pile, 11-foundation beam and 12-semi-circular steel plate.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings:
as shown in fig. 1 and 2, a miniature steel-pipe pile prestressing force applying device, including two arc 1 that suit with pile body radian, both ends all are equipped with the engaging lug 2 that outwards stretches out about arc 1, set up a plurality of through-holes that are used for wearing to establish bolt 3 on the engaging lug 2, two arcs 1 can connect through bolt 3 and form cylindricly, the diameter of drum and the diameter looks adaptation of steel-pipe pile 10, be convenient for fix arc 1 to steel-pipe pile 10 on. In order to increase the friction force, a rubber cushion layer 7 is fixed on the inner wall of the arc-shaped plate 1; rubber cushion 7 integrated into one piece is fixed in on the arc 1 inner wall, and the upper end of rubber cushion 7 stretches out outside the arc 1 and forms borduring.
The upper end of arc 1 is fixed with outwards stretches out and is used for placing backup pad 4 of jack 9, and backup pad 4 is perpendicular to the lateral wall of arc 1, and backup pad 4 is fixed in the central point of arc 1 and puts. A plurality of ribbed plates 5 for supporting are welded and fixed between the lower surface of the supporting plate 4 and the outer wall of the arc-shaped plate 1, an annular flange 6 extending outwards is arranged at the bottom end of the arc-shaped plate 1, the supporting plate 4, the annular flange 6 and the arc-shaped plate 1 are all made of steel and are integrally formed,
in order to further improve the bearing capacity of the jack bearing platform, the jack bearing platform further comprises a plurality of supporting strip plates 8 which are welded and fixed on the pile body, the plurality of supporting strip plates 8 are uniformly distributed along the ring shape, and the upper ends of the supporting strip plates 8 are positioned in the same horizontal plane and are in contact with the lower surface of the ring-shaped flange 6. For installation brace slat 8, can be earlier with on brace slat 8's upper end welded fastening in semicircle steel sheet 12, semicircle steel sheet 12 equals with corresponding steel-pipe pile 10 radius to set up the through-hole on semicircle steel sheet 12 and annular flange 6, be fixed in annular flange 6 with the semicircle steel sheet through bolt 3 on, weld the curb plate of brace slat 8 to steel-pipe pile 10 outer wall again, can guarantee like this that the top of brace slat 8 is in same horizontal plane.
The utility model discloses a use method as follows:
firstly, two arc plates 1 are sleeved on a steel pipe pile 10, then bolts 3 are installed on connecting lugs 2 to fix the arc plates 1, and after the bolts 3 are screwed down, the arc plates 1 are fixed on the steel pipe pile 10. And then welding a supporting strip plate 8 on the steel pipe pile 10 at the lower end of the arc plate 1, wherein the supporting strip plate 8 plays a role of providing vertical bearing for the arc plate 1. Finally, the jack 9 is fixed on the support plate 4, the upper end of the jack 9 abuts against the lower surface of the foundation beam 11, and the load is applied. During the process of applying load, the rubber cushion layer 7 and the steel pipe pile 10 generate static friction force, and the supporting strip plate 8 provides upward supporting force to prevent the arc-shaped plate 1 from sliding off. After the construction is finished, firstly, the jack 9 is dismounted, then the bolt 3 is dismounted, and the arc-shaped plate 1 is taken down.
It should be noted that the above are only some embodiments of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and substitutions can be made without departing from the technical principle of the present invention, and these modifications and substitutions should also be regarded as the protection scope of the present invention.
Claims (6)
1. A prestress applying device for a miniature steel pipe pile is characterized by comprising two arc plates (1) which are matched with the radian of a pile body, wherein connecting lugs (2) which extend outwards are arranged at the left end and the right end of each arc plate (1), a plurality of through holes for penetrating bolts (3) are formed in each connecting lug (2), the two arc plates (1) can be connected through the bolts (3) to form a cylinder shape, and a rubber cushion layer (7) is fixed on the inner wall of each arc plate (1);
a supporting plate (4) which extends outwards and is used for placing a jack (9) is fixed at the upper end of the arc-shaped plate (1), the supporting plate (4) is vertical to the side wall of the arc-shaped plate (1), and a plurality of rib plates (5) for supporting are welded and fixed between the lower surface of the supporting plate (4) and the outer wall of the arc-shaped plate (1); the bottom end of the arc-shaped plate (1) is provided with an annular flange (6) extending outwards;
the pile body support structure is characterized by further comprising a plurality of support strip plates (8) which are fixed on the pile body in a welding mode, the support strip plates (8) are evenly distributed along the annular shape, and the upper ends of the support strip plates (8) are located in the same horizontal plane and are in contact with the lower surface of the annular flange (6).
2. The device for applying the prestress to the miniature steel pipe pile according to claim 1, wherein a semicircular steel plate (12) is bolted to the bottom of the annular flange (6), the upper end of the supporting strip plate (8) is welded to the lower surface of the semicircular steel plate (12), and the side wall of the supporting strip plate (8) is welded and fixed to the steel pipe pile (10).
3. The prestressed force applying device for miniature steel pipe piles according to claim 1, wherein the supporting plates (4) are fixed at the center positions of the arc-shaped plates (1), and the supporting plates (4) on the two arc-shaped plates (1) are opposite to each other.
4. The prestressed force applying device for micro steel pipe pile according to claim 1, wherein the rubber cushion layer (7) is integrally formed and fixed on the inner wall of the arc-shaped plate (1).
5. The prestressed application device of a miniature steel pipe pile according to claim 4, wherein the rubber cushion layer (7) extends to the upper end of the arc-shaped plate (1) and forms a covered edge.
6. The prestressed application device of a miniature steel pipe pile according to claim 1, wherein the arc-shaped plate (1) and the supporting plate (4) are both made of steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023219946.7U CN214272171U (en) | 2020-12-28 | 2020-12-28 | Device is applyed to miniature steel-pipe pile prestressing force |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023219946.7U CN214272171U (en) | 2020-12-28 | 2020-12-28 | Device is applyed to miniature steel-pipe pile prestressing force |
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| Publication Number | Publication Date |
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| CN214272171U true CN214272171U (en) | 2021-09-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202023219946.7U Active CN214272171U (en) | 2020-12-28 | 2020-12-28 | Device is applyed to miniature steel-pipe pile prestressing force |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114232701A (en) * | 2021-12-15 | 2022-03-25 | 上海天演建筑物移位工程股份有限公司 | Installation device for lower pile top steel beam and jacking equipment in limited space inside building |
-
2020
- 2020-12-28 CN CN202023219946.7U patent/CN214272171U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114232701A (en) * | 2021-12-15 | 2022-03-25 | 上海天演建筑物移位工程股份有限公司 | Installation device for lower pile top steel beam and jacking equipment in limited space inside building |
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