CN210315586U

CN210315586U - Foundation pit fender pile structure

Info

Publication number: CN210315586U
Application number: CN201921164084.7U
Authority: CN
Inventors: 张金龙; 卢荣兴; 李书华; 侯守赞; 苏龙辉; 洪炳明; 叶建飞
Original assignee: Fujian Leixin Group Co ltd
Current assignee: Fujian Leixin Group Co ltd
Priority date: 2019-07-23
Filing date: 2019-07-23
Publication date: 2020-04-14
Anticipated expiration: 2029-07-23

Abstract

The utility model relates to a foundation pit fender pile structure, which comprises a foundation pit side wall and a plurality of fender piles, wherein the fender piles are provided with concrete risers, each concrete riser comprises a reinforcement cage and concrete, a first horizontal baffle and a second horizontal baffle are prefabricated on each fender pile, and the reinforcement cage is arranged between the first baffle and the second baffle; the reinforcement cage comprises transverse ribs, longitudinal ribs and vertical ribs, the transverse ribs are arranged along the length direction of the baffle, the longitudinal ribs are perpendicular to the side wall of the foundation pit and the end parts of the longitudinal ribs are inserted into the supporting piles; the concrete vertical plates and the support piles are provided with inclined preformed holes, and prefabricated pipes are embedded in the preformed holes; be provided with the splice bar on the steel reinforcement cage, the splice bar is located between the interval of supporting pile and inserts in the foundation ditch lateral wall. The utility model discloses have the effect that promotes fender pile structural stability.

Description

Foundation pit fender pile structure

Technical Field

The utility model belongs to the technical field of foundation ditch construction engineering's technique and specifically relates to a foundation ditch fender pile structure is related to.

Background

At present, the foundation pit enclosure is a construction term, and the foundation pit enclosure structure is mainly used after the foundation pit is excavated for the following purposes: the stability of the soil body around the foundation pit is ensured, and the requirement of sufficient space for basement construction is met, which is a necessary condition for earth excavation and basement construction; the adjacent buildings, underground pipelines and other facilities around the foundation pit are not damaged during the construction of the foundation pit support and the basement, namely the deformation of the pit wall soil body, including the vertical displacement and the horizontal displacement of the ground and the underground soil body, is controlled within an allowable range.

In the prior art, a structure for realizing foundation pit enclosure by using a cast-in-place pile and an anchor cable structure in a matched mode is adopted, the cast-in-place pile is formed in a foundation pit by a method of rotary spraying or grouting, the cast-in-place pile is adhered to soil on the inner wall of the foundation pit, and the enclosure effect on the interior of the foundation pit is achieved.

The above prior art solutions have the following drawbacks: the foundation pit is surrounded by the structure of the cast-in-place piles, gaps are generally reserved among the cast-in-place piles, the strength of the gaps is weak, the protection capability is weak, and water, soil and water flowing and structural damage easily occur on the side wall of the foundation pit at the gaps of the cast-in-place piles after the foundation pit is poor in soil quality or used for a long time.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a foundation ditch fender pile structure has the effect that promotes fender pile structural stability.

The above technical purpose of the present invention can be achieved by the following technical solutions:

a foundation pit fender pile structure comprises a foundation pit side wall and a plurality of fender piles, wherein concrete vertical plates are arranged on the fender piles, each concrete vertical plate comprises a reinforcement cage and concrete, a first horizontal baffle and a second horizontal baffle are prefabricated on the fender piles, and the reinforcement cage is arranged between the first baffle and the second baffle; the reinforcement cage comprises transverse ribs, longitudinal ribs and vertical ribs, the transverse ribs are arranged along the length direction of the baffle, the longitudinal ribs are perpendicular to the side wall of the foundation pit and the end parts of the longitudinal ribs are inserted into the supporting piles; the concrete vertical plates and the support piles are provided with inclined preformed holes, and prefabricated pipes are embedded in the preformed holes; be provided with the splice bar on the steel reinforcement cage, the splice bar is located between the interval of supporting pile and inserts in the foundation ditch lateral wall.

By adopting the technical scheme, the structure of the first baffle and the second baffle is added on the supporting pile, the structure of the reinforcement cage is woven between the two baffles, the vertical plate structure of concrete pouring can be formed by adding the template on the reinforcement cage and pouring concrete, the longitudinal rib in the reinforcement cage is inserted into the supporting pile, the connection between the vertical plate and the supporting pile is enhanced, and the connecting rib in the reinforcement cage is inserted into the interval of the supporting pile; after concrete is poured and formed, the structure of the vertical plate is used for connecting adjacent supporting piles, so that the stability of the structure of the supporting piles is enhanced, the vertical plate can protect the foundation pit wall at the interval of the supporting piles, and meanwhile, the connecting ribs are used for connecting the interval of the supporting piles, so that the structural strength of the interval is enhanced; set up preformed hole and prefabricated pipe between riser and the fender pile, can be used for squeezing into anchor rope and stock for the support of fender pile promotes structural strength.

The utility model discloses further set up to: the side wall of the foundation pit is provided with a connecting hole and is poured with a cement layer, the connecting rib is arranged in the cement layer and is provided with a plurality of inclined inserting ends, and the inclined direction of the inserting ends is inclined from the center of the connecting rib to two sides to the direction close to the reinforcement cage.

By adopting the technical scheme, the inclined insertion end structure is added on the connecting rib, the inclined insertion end is connected with the cement layer in the connecting hole, the connection between the connecting rib and the inner wall of the foundation pit is enhanced, and the water and soil loss at the interval of the support piles can be reduced to a certain extent.

The utility model discloses further set up to: a plurality of wood purlins are arranged between the first baffle and the second baffle and are arranged along the length direction of the first baffle; a connecting plate is arranged on one side of the first baffle and one side of the second baffle, which are close to each other; the movable groove is formed in the connecting plate, the threaded rod is installed on the connecting plate, the threaded rod is in threaded fit with the connecting plate and extends into the movable groove, the movable plate is movably installed in the movable groove, and the threaded rod acts on the movable plate to enable the movable plate to be tightly abutted against the wood beam.

Through adopting above-mentioned technical scheme, increase the structure of wooden square, the vertical setting of wooden square is and can move about, and the shaping connecting plate is gone up to baffle one and baffle two, and the movable groove of seting up on the connecting plate is used for carrying out the installation of threaded rod and fly leaf, can drive threaded rod and fly leaf removal when rotating the threaded rod, and the fly leaf is used for on wooden square, can be used for the reinforcement of template when carrying out concrete placement, is convenient for carry out the shaping of riser.

The utility model discloses further set up to: the end part of the threaded rod is detachably connected with a hand wheel, a sleeve is arranged on the hand wheel, clamping blocks are arranged on two sides of the end part of the threaded rod, and clamping grooves matched with the clamping blocks are formed in the sleeve; the locating slot has been seted up on the sleeve pipe, is provided with the locating plate in the locating slot, is connected with the spring in the locating slot, and locating plate and locating slot inner wall are connected respectively to the spring both ends, and the spring action makes locating plate and threaded rod butt on the locating plate.

Through adopting above-mentioned technical scheme, used sheathed tube structure to be used for carrying out the dismantlement of threaded rod and hand wheel, the joint piece on the threaded rod cooperates with the joint groove on the sleeve pipe, and the locating plate in the constant head tank supports the threaded rod tightly under the effect of spring when using, has played the location effect to the threaded rod, increases the dynamics of pulling and can take off hand wheel and sleeve pipe, realizes and the dismantlement between the threaded rod.

The utility model discloses further set up to: the end part of the positioning plate is arranged in a bending way, and the bending direction is the direction from gradually departing from the hand wheel to the two sides of the sleeve.

Through adopting above-mentioned technical scheme, increased the curved structure on the locating plate, removed the sleeve pipe to the threaded rod tip when using, the threaded rod can extrude the locating plate and make the locating plate remove in to the constant head tank, is convenient for carry out the cooperation between sleeve pipe and the threaded rod.

The utility model discloses further set up to: the top of the support pile is provided with a lock catch beam, the top of the lock catch beam is provided with a vertical plate, and the side face of the lock catch beam is provided with a protection plate.

By adopting the technical scheme, the structure of the lock catch beam is added to provide top protection, and the structures of the vertical plate and the protection plate are added to play a role in moving and preventing water; and can provide protection and reduce the possibility of falling into the foundation pit.

The utility model discloses further set up to: a plurality of pouring holes are formed in the first baffle plate, the pouring holes are vertically arranged and penetrate through the first baffle plate, and the pouring holes are arranged on the first baffle plate at intervals.

Through adopting above-mentioned technical scheme, increased the structure of the hole of filling on the baffle one, can locate to the steel reinforcement cage through the hole of filling and pour the concrete, played the effect of being convenient for the construction after building the template.

The utility model discloses further set up to: and a reinforcing plate is arranged at the bottom of the second baffle, and two ends of the reinforcing plate are respectively connected with the second baffle and the support piles.

Through adopting above-mentioned technical scheme, the structure that has increased the reinforcing plate carries out the connection between two bottoms of baffle and the fender pile, has promoted the stability of two structures of baffle.

To sum up, the utility model discloses a beneficial technological effect does:

1. the structure of two baffles on the supporting pile is added, the structure of a steel reinforcement cage is woven between the baffles, concrete is poured into the steel reinforcement cage to form a vertical plate, the interval between the supporting piles is protected through the structure of the vertical plate, and the structure of the connecting rib is connected with the inner wall of the foundation pit, so that the effect of reducing water and soil loss is achieved; meanwhile, the structure of the preformed hole is added, and the connection between the vertical plate and the support pile can be enhanced by using an anchor cable;

2. the structures of the connecting plate, the movable groove and the movable plate are added, and the movable plate can be extruded by rotating a threaded rod on the connecting plate, so that the movable plate can clamp and reinforce the template of the vertical plate concrete, and the vertical plate can be conveniently formed during construction;

3. the structure of the hand wheel on the threaded rod is increased, the threaded rod can be conveniently rotated, the threaded rod and the hand wheel are connected through the sleeve, and the positioning groove and the positioning plate in the sleeve realize the positioning of the threaded rod.

Drawings

Fig. 1 is a schematic vertical cross-section of the present invention;

fig. 2 is a schematic horizontal cross-section of the present invention;

FIG. 3 is an enlarged view of part A1 of FIG. 1;

FIG. 4 is a schematic view of the connection between the hand wheel and the threaded rod of the present invention;

fig. 5 is a schematic vertical sectional view of fig. 4.

Reference numerals: 1. supporting piles; 11. reserving a hole; 2. the side wall of the foundation pit; 21. a cement layer; 22. a shackle beam; 23. a vertical plate; 3. a vertical plate; 31. a transverse rib; 32. longitudinal ribs; 33. vertical ribs; 34. connecting ribs; 35. an insertion end; 4. a first baffle plate; 41. a perfusion hole; 5. a second baffle plate; 6. a connecting plate; 61. a movable groove; 62. a movable plate; 7. a threaded rod; 71. a hand wheel; 72. a sleeve; 73. a clamping block; 74. a clamping groove; 75. positioning a groove; 76. positioning a plate; 77. a spring; 8. wood purlin; 9. a reinforcing plate.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1, for the utility model discloses a foundation ditch fender pile structure, including foundation ditch lateral wall 2 and the many maintenance fender pile 1 of arranging along foundation ditch lateral wall 2, concrete riser 3 has been pour in one side of fender pile 1 keeping away from foundation ditch lateral wall 2.

Referring to fig. 1 and 2, the concrete vertical plate 3 comprises a reinforcement cage and concrete, a first horizontal baffle 4 and a second horizontal baffle 5 are prefabricated on the support pile 1, and the reinforcement cage of the concrete vertical plate 3 is located between the first horizontal baffle and the second horizontal baffle. The reinforcement cage includes horizontal muscle 31, vertical muscle 32 and vertical muscle 33, and horizontal muscle 31 sets up along the length direction of baffle 4 and baffle two 5, and vertical muscle 32 is perpendicular to foundation ditch lateral wall 2 and the tip inserts in fender pile 1 (accomplish the prefabrication of vertical muscle 32 promptly when 1 jar of stake of fender pile). Set up the preformed hole 11 of slope and bury the reservation pipe of PVC material underground in preformed hole 11 on concrete riser 3 and fender pile 1, be convenient for carry out follow-up grout shaping anchor rope and stock for support pile 1 carries out interior support.

Referring to fig. 1 and 3, horizontal lock catch beam 22 is poured at the top of support pile 1, vertical plate 23 is poured at the top of lock catch beam 22, and protection plates are fixed on the bottom of vertical plate 23, namely the side of lock catch beam 22, in advance. A plurality of pouring holes 41 are formed in the first baffle plate 4 at intervals, the pouring holes 41 are vertically formed and conduct the first baffle plate 4, and concrete pouring is conducted from the pouring holes 41 after the reinforcement cage and the concrete formwork are built. The bottom of the second baffle 5 is fixed with a reinforcing plate 9, the cross section of the reinforcing plate 9 is triangular, the two sides of the reinforcing plate are distributed and connected with the second baffle 5 and the support piles 1, and the second baffle 5 is supported.

Referring to fig. 2, the reinforcement cage is welded with the connection ribs 34, and the connection ribs 34 and the longitudinal ribs 32 are parallel and located between the intervals of the support piles 1. A horizontal connecting hole is formed in the foundation pit side wall 2, and the connecting rib 34 is inserted into the connecting hole and is filled with cement to form a cement layer 21 for connection with the foundation pit side wall 2. An inclined insertion end 35 is formed on the connecting rib 34, and the inclined direction of the insertion end 35 inclines from the center of the connecting rib 34 to two sides to the direction close to the reinforcement cage. The structure that uses splice bar 34 and insert end 35 inserts into cement layer 21, has increased the connection area of splice bar 34, has accomplished between riser 3 and the foundation ditch lateral wall 2 and has connected, and the structure is more stable to can restrain the soil erosion and water loss of fender pile 1 interval part to a certain extent.

Referring to fig. 1 and 3, in order to improve the concrete pouring quality of the riser 3, a template reinforcing structure is added, and the concrete setting is as follows: one side of the first baffle 4 and the second baffle 5, which are close to each other, is formed with a connecting plate 6, the cross section of the connecting plate 6 is L-shaped, a movable groove 61 is formed between the connecting plate 6 and the two baffles, a movable plate 62 is movably mounted in the movable groove 61, and the movable plate 62 slides along the direction close to and far away from the vertical plate 3. A threaded rod 7 is installed on the connecting plate 6 in a threaded mode, and the threaded rod 7 is horizontally arranged and perpendicular to the vertical plate 3. A plurality of vertical wood beams 8 are movably mounted between the first baffle 4 and the second baffle 5, the threaded rod 7 is acted on the movable plate 62 when rotating, the movable plate 62 is acted on the wood beams 8 to enable the wood beams 8 to be abutted to the concrete templates of the vertical plates 3, and the reinforcing effect is achieved during concrete pouring to improve the quality of the concrete pouring.

Referring to fig. 4 and 5, a hand wheel 71 is detachably and obliquely connected to the threaded rod 7 away from the vertical plate 3, a sleeve 72 is fixed on the hand wheel 71, clamping blocks 73 are formed on two sides of the end portion of the threaded rod 7, and clamping grooves 74 matched with the clamping blocks 73 are formed in the sleeve 72. A positioning groove 75 for fixing the threaded rod 7 is formed in the sleeve 72, and the positioning groove 75 and the catching groove 74 are arranged crosswise so that the inner section of the sleeve 72 is cruciform. Movable mounting has locating plate 76 in the constant head tank 75, and locating plate 76 one end extends to the sleeve pipe 72 outside, is connected with spring 77 in the constant head tank 75, and the constant head tank 75 is inside and locating plate 76 are connected respectively at spring 77 both ends, and spring 77 is used for making locating plate 76 and threaded rod 7 butt on locating plate 76 for carry out the connection between threaded rod 7 and the hand wheel 71. When disassembly is required, the hand wheel 71 and the threaded rod 7 can be separated by increasing the force.

The implementation principle of the embodiment is as follows: build the steel reinforcement cage and carry out the connection between splice bar 34 and foundation ditch lateral wall 2 when using, later build the concrete form of riser 3, rotate threaded rod 7 and make fly leaf 62, realized the reinforcement to the form, the shaping of the concrete structure of being convenient for. And after the concrete is formed, constructing the anchor cable through the reserved hole 11, grouting into the reserved hole 11 after the anchor cable is installed, and installing a water stop pad and a water stop steel plate at the opening to wait for the completion of the installation of the anchor cable. Through above-mentioned structure, promoted the stability of a fender pile 1 structure to the interval department of a fender pile 1 also has better enclosure effect.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a foundation ditch fender pile structure, includes foundation ditch lateral wall (2) and many places fender pile (1), its characterized in that: a concrete vertical plate (3) is arranged on the supporting pile (1), the concrete vertical plate (3) comprises a reinforcement cage and concrete, a first horizontal baffle plate (4) and a second horizontal baffle plate (5) are prefabricated on the supporting pile (1), and the reinforcement cage is arranged between the first baffle plate (4) and the second baffle plate (5); the reinforcement cage comprises transverse ribs (31), longitudinal ribs (32) and vertical ribs (33), the transverse ribs (31) are arranged along the length direction of the first baffle (4), the longitudinal ribs (32) are arranged perpendicular to the side wall (2) of the foundation pit, and the end parts of the longitudinal ribs are inserted into the support piles (1); inclined preformed holes (11) are formed in the concrete vertical plates (3) and the support piles (1), and prefabricated pipes are embedded in the preformed holes (11); the reinforcement cage is provided with connecting ribs (34), and the connecting ribs (34) are positioned between the intervals of the support piles (1) and inserted into the side wall (2) of the foundation pit.

2. A foundation pit fender post structure according to claim 1, characterized in that: the foundation pit side wall (2) is provided with a connecting hole and is poured with a cement layer (21), the connecting ribs (34) are arranged in the cement layer (21) and are provided with a plurality of inclined insertion ends (35), and the inclined direction of the insertion ends (35) is inclined from the center of the connecting ribs (34) to the two sides to the direction close to the reinforcement cage.

3. A foundation pit fender post structure according to claim 1, characterized in that: a plurality of wood purlins (8) are arranged between the first baffle (4) and the second baffle (5), and the wood purlins (8) are arranged along the length direction of the first baffle (4); a connecting plate (6) is arranged on one side, close to each other, of the first baffle plate (4) and the second baffle plate (5); the movable groove (61) is formed in the connecting plate (6) and provided with the threaded rod (7), the threaded rod (7) is in threaded fit with the connecting plate (6) and extends into the movable groove (61), the movable plate (62) is movably mounted in the movable groove (61), and the threaded rod (7) acts on the movable plate (62) to enable the movable plate (62) to be tightly abutted against the wood beam (8).

4. A foundation pit fender post structure according to claim 3, characterized in that: a hand wheel (71) is detachably connected to the end of the threaded rod (7), a sleeve (72) is arranged on the hand wheel (71), clamping blocks (73) are arranged on two sides of the end of the threaded rod (7), and clamping grooves (74) matched with the clamping blocks (73) are formed in the sleeve (72); locating slot (75) has been seted up on sleeve pipe (72), is provided with locating plate (76) in locating slot (75), is connected with spring (77) in locating slot (75), and locating plate (76) and locating slot (75) inner wall are connected respectively at spring (77) both ends, and spring (77) are used in on locating plate (76) to make locating plate (76) and threaded rod (7) butt.

5. A foundation pit fender post structure according to claim 4, characterized in that: the end part of the positioning plate (76) is arranged in a bending way, and the bending direction is from the direction gradually far away from the hand wheel (71) and to the two sides of the sleeve (72).

6. A foundation pit fender post structure according to claim 1, characterized in that: a lock catch beam (22) is arranged at the top of the support pile (1), a vertical plate (23) is arranged at the top of the lock catch beam (22), and a protection plate is arranged on the side face of the lock catch beam (22).

7. A foundation pit fender post structure according to claim 1, characterized in that: a plurality of pouring holes (41) are formed in the first baffle (4), the pouring holes (41) are vertically arranged and penetrate through the first baffle (4), and the pouring holes (41) are arranged on the first baffle (4) at intervals.

8. A foundation pit fender post structure according to claim 1, characterized in that: and a reinforcing plate (9) is arranged at the bottom of the second baffle (5), and two ends of the reinforcing plate (9) are respectively connected with the second baffle (5) and the support pile (1).