CN211080243U

CN211080243U - Deep foundation pit support pile

Info

Publication number: CN211080243U
Application number: CN201921093640.6U
Authority: CN
Inventors: 刘勇
Original assignee: Henan Chengxin Geotechnical Engineering Survey And Design Co ltd
Current assignee: Henan Chengxin Geotechnical Engineering Survey And Design Co ltd
Priority date: 2019-07-12
Filing date: 2019-07-12
Publication date: 2020-07-24
Anticipated expiration: 2029-07-12

Abstract

The utility model discloses a deep basal pit fender pile, the installation structure comprises a sleeve, sheathed tube inside is provided with the stopper, stopper upper surface central point puts a welded fastening and has the telescopic link, the other end of telescopic link passes through-hole on the sleeve pipe and is connected with first fixed plate, and passes through welded fastening between first fixed plate and the telescopic link, the open slot has been seted up on the outer wall of sheathed tube one side, welded fastening has the second connecting block on the outer wall of one side of stopper, the top and the below of sleeve pipe one side outer wall welded fastening respectively have first connecting block and third to be connected, the upper and lower of first connecting block and second connecting block is provided with first bearing and second bearing on the surface respectively. The utility model solves the problems that the existing deep foundation pit supporting piles are all fixed in size and can not stretch out and draw back, different supporting piles need to be customized for foundation pits with different sizes, the use cost is high, and the cyclic utilization can not be realized; the utility model discloses simple structure, convenient to use, the practicality is strong.

Description

Deep foundation pit support pile

Technical Field

The utility model relates to a civil engineering technical field specifically is a deep basal pit fender pile.

Background

The national city construction investment is increased, and in order to save limited land space, a plurality of high-rise buildings and underground passages are formed. Deep foundation pits are very widely used in these and other similar large projects. The deep foundation pit supporting technology is particularly important; the foundation pit support is a retaining, reinforcing and protecting measure adopted for the side wall of the foundation pit and the surrounding environment in order to ensure the safety of the construction of an underground structure and the surrounding environment of the foundation pit.

However, the existing deep foundation pit supporting piles are fixed in size and cannot stretch out and draw back, different supporting piles need to be customized for foundation pits of different sizes, the use cost is high, the cyclic utilization cannot be realized, the requirement on the accuracy of the length of the supporting pile is high, and the supporting pile cannot be normally installed if the supporting pile is too long or too short; therefore, the existing use requirements are not satisfied.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a deep basal pit fender pile to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a deep basal pit fender pile, includes the sleeve pipe, sheathed tube inside is provided with the stopper, stopper upper surface central point puts a welded fastening and has the telescopic link, the other end of telescopic link passes through-hole on the sleeve pipe and is connected with first fixed plate, and passes through welded fastening between first fixed plate and the telescopic link, the open slot has been seted up on the outer wall of sheathed tube one side, welded fastening has the second connecting block on the outer wall of one side of stopper, the top and the below of sleeve pipe one side outer wall welded fastening respectively have first connecting block and third to be connected, the upper and lower surperficial first bearing and the second bearing of being provided with respectively on the upper and lower surface of first connecting block and second connecting block, threaded hole is seted up to one side on the upper and lower surface of second connecting block, the top of first connecting block is provided with the threaded rod, the other end of threaded rod passes the screw hole on first bearing on the first connecting block and the second And a second fixing plate is fixedly welded at the bottom of the sleeve.

Preferably, the outer wall of the limiting block is in clearance connection with the inner wall of the sleeve.

Preferably, the through hole is formed in the center of the top of the sleeve, and the hole wall of the through hole is in clearance connection with the outer wall of the telescopic rod.

Preferably, the external thread on the outer wall of the threaded rod is in threaded engagement connection with the internal thread on the inner wall of the threaded hole.

Preferably, first fixing holes are formed in two sides of the upper surface and the lower surface of the first fixing plate.

Preferably, the two sides of the upper surface and the lower surface of the second fixing plate are provided with second fixing holes.

Compared with the prior art, the beneficial effects of the utility model are that: through the matching arrangement of the hand wheel, the first connecting block, the second connecting block, the third connecting block, the first bearing, the second bearing, the threaded hole, the limiting block, the sleeve and the telescopic rod, a user can make the threaded rod rotate forwards and backwards through the forward rotation or reverse rotation hand wheel, the external thread on the outer wall of the threaded rod is matched with the internal thread on the threaded hole, the forward rotation and reverse rotation of the threaded rod can make the second connecting block do vertical linear motion, the second connecting block does vertical linear motion, so that the telescopic rod on the limiting block can do vertical linear motion, so that the telescopic rod can do telescopic motion in the sleeve, the telescopic rod can change the overall length, thereby the utility model can be applied to most deep foundation pits, thereby solving the problems that the existing deep foundation pit supporting piles are all fixed in size and can not stretch, and foundation pits with different sizes need to customize different supporting piles, the use cost is high, the pile can not be recycled, the requirement on the accuracy of the length of the supporting pile is high, and the supporting pile can not be normally installed when being too long or too short; through the matching arrangement of the first fixing hole on the first fixing plate and the second fixing hole on the second fixing plate, the first fixing plate and the second fixing plate can be fixedly connected on the inner walls of the two sides of the deep foundation pit through the fastening bolts respectively, so that the supporting and protecting effects are achieved, when the deep foundation pit is not used, the fastening bolts on the first fixing plate and the second fixing plate can be disassembled, and the deep foundation pit can be recycled; the utility model discloses low in manufacturing cost does not need very high length accuracy nature, and the practicality is strong, convenient to use.

Drawings

Fig. 1 is a schematic structural view of the present invention;

Fig. 2 is a cross-sectional view of the present invention;

Fig. 3 is a schematic view of a part of an enlarged structure at a in fig. 2 according to the present invention.

In the figure: 1. a first fixing plate; 101. a first fixing hole; 2. a telescopic rod; 3. a hand wheel; 4. a first connection block; 401. a first bearing; 5. a threaded rod; 6. a second connecting block; 601. a threaded hole; 7. a second fixing plate; 701. a second fixing hole; 8. a third connecting block; 801. a second bearing; 9. a sleeve; 901. An open slot; 902. a through hole; 10. and a limiting block.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-3, the present invention provides an embodiment: the utility model provides a deep basal pit fender pile, including sleeve pipe 9, sleeve pipe 9's inside is provided with stopper 10, stopper 10 upper surface central point department welded fastening has telescopic link 2, the other end of telescopic link 2 passes through-hole 902 on the sleeve pipe 9 and is connected with first fixed plate 1, and pass through welded fastening between first fixed plate 1 and the telescopic link 2, open slot 901 has been seted up on one side outer wall of sleeve pipe 9, welded fastening has second connecting block 6 on the outer wall of one side of stopper 10, the top and the below of sleeve pipe 9 one side outer wall welded fastening respectively have first connecting block 4 and third to be connected, be provided with first bearing 401 and second bearing 801 on the upper and lower surface of first connecting block 4 and second connecting block 6 respectively, threaded hole 601 has been seted up to one side on the upper and lower surface of second connecting block 6, the top of first connecting block 4 is provided with threaded rod 5, the other end of threaded rod 5 passes first bearing 401 on first connecting block 4 and threaded hole 601 on the second connecting block With second bearing 801 on the third connecting block 8 is connected, sleeve pipe 9's bottom welded fastening has second fixed plate 7, be clearance connection between stopper 10's the outer wall and the inner wall of sleeve pipe 9, through-hole 902 sets up the central point department at the sleeve pipe 9 top, and be clearance connection between the pore wall of through-hole 902 and the outer wall of telescopic link 2, threaded engagement is connected between the internal thread on the external screw thread on the threaded rod 5 outer wall and the screw hole 601 inner wall, first fixed orifices 101 have all been seted up to the both sides of first fixed plate 1 upper and lower surface, second fixed orifices 701 have all been seted up to the both sides of second fixed plate 7 upper and lower surface.

The working principle is as follows: when in use, a user can rotate the threaded rod 5 forwards and backwards through the forward rotation or reverse rotation hand wheel 3, the external thread on the outer wall of the threaded rod 5 is matched with the internal thread on the threaded hole 601, the second connecting block 6 can do vertical linear motion through the forward rotation and reverse rotation of the threaded rod 5, the second connecting block 6 can do vertical linear motion, so that the telescopic rod 2 on the limiting block 10 can do vertical linear motion, so that the telescopic rod 2 can do telescopic motion in the sleeve 9, the telescopic length of the telescopic rod 2 changes the overall length of the utility model, therefore, the utility model can be applied to most deep foundation pits, thereby solving the problems that the existing deep foundation pit supporting piles are fixed in size and can not be telescopic, different supporting piles need to be customized for foundation pits with different sizes, the use cost is high, the cyclic utilization can not be realized, and the requirement on the accuracy of the, the problem that the supporting piles cannot be normally installed when being too long and too short; through the matching arrangement of the first fixing hole 101 on the first fixing plate 1 and the second fixing hole 701 on the second fixing plate 7, the first fixing plate 1 and the second fixing plate 7 can be fixedly connected with the inner walls of the two sides of the deep foundation pit through the fastening bolts respectively, so that the supporting and protecting effects are achieved, when the deep foundation pit is not used, the fastening bolts on the first fixing plate 1 and the second fixing plate 7 can be dismounted, and the deep foundation pit supporting and protecting device can be recycled; the utility model discloses low in manufacturing cost does not need very high length accuracy nature, and the practicality is strong, convenient to use.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a deep basal pit fender pile, includes sleeve pipe (9), its characterized in that: a limiting block (10) is arranged inside the sleeve (9), a telescopic rod (2) is fixedly welded at the center position of the upper surface of the limiting block (10), the other end of the telescopic rod (2) penetrates through a through hole (902) in the sleeve (9) to be connected with the first fixing plate (1), the first fixing plate (1) and the telescopic rod (2) are fixedly welded, an open slot (901) is formed in the outer wall of one side of the sleeve (9), a second connecting block (6) is fixedly welded on the outer wall of one side of the limiting block (10), a first connecting block (4) and a third connecting block are respectively fixedly welded at the uppermost part and the lowermost part of the outer wall of one side of the sleeve (9), a first bearing (401) and a second bearing (801) are respectively arranged on the upper surface and the lower surface of the first connecting block (4) and the second connecting block (6), and a threaded hole (601) is formed in one side of the upper surface and the lower surface of the, the top of first connecting block (4) is provided with threaded rod (5), threaded hole (601) on first bearing (401) and the second connecting block (6) on threaded rod (5) pass first connecting block (4) in proper order and the second bearing (801) on third connecting block (8) are connected to the other end of threaded rod (5), the bottom welded fastening of sleeve pipe (9) has second fixed plate (7).

2. The deep foundation pit support pile according to claim 1, wherein: the outer wall of the limiting block (10) is in clearance connection with the inner wall of the sleeve (9).

3. The deep foundation pit support pile according to claim 1, wherein: the through hole (902) is arranged at the center of the top of the sleeve (9), and the hole wall of the through hole (902) is in clearance connection with the outer wall of the telescopic rod (2).

4. The deep foundation pit support pile according to claim 1, wherein: and the external thread on the outer wall of the threaded rod (5) is in threaded engagement connection with the internal thread on the inner wall of the threaded hole (601).

5. The deep foundation pit support pile according to claim 1, wherein: first fixed orifices (101) have all been seted up to the both sides of first fixed plate (1) upper and lower surface.

6. The deep foundation pit support pile according to claim 1, wherein: and second fixing holes (701) are formed in the two sides of the upper surface and the lower surface of the second fixing plate (7).