CN214574128U - Anti basement bottom plate structure that floats - Google Patents

Abstract

The utility model belongs to the technical field of building basement construction and specifically relates to an anti basement bottom plate structure that floats is related to, including ground and bottom plate, set up the drilling that extends to in the ground on the bottom plate, be equipped with in the drilling and support tight anchor pipe with the drilling inner wall, the butt board that is equipped with butt bottom plate top surface on the anchor pipe, the multirow fixture block has been arranged to the part that is arranged in the ground in the anchor pipe, the quantity of every row of fixture block sets up to a plurality ofly, and every fixture block wears to establish on the pipe wall of anchor pipe along the radial sliding of anchor pipe, the intraductal butt joint pipe that inlays of anchor is equipped with, the butt joint pipe is arranged in pushing away from the one end of anchor pipe axis with every fixture block and goes into the ground. Compare in prior art, this scheme supports tight frictional basis at anchor pipe and foundation soil layer on, through the joint of fixture block with foundation soil layer, has increased the joint strength of anchor pipe with foundation soil layer, and then has promoted the effect that the basement bottom plate resisted groundwater buoyancy.

Description

Anti basement bottom plate structure that floats

Technical Field

The application relates to the field of building basement construction, in particular to an anti-floating basement bottom plate structure.

Background

The house building that has the basement, be higher than basement bottom plate at ground water level, and when basement total load was less than 1.05 times of groundwater buoyancy, need resist superficial construction to basement bottom plate, avoid basement bottom plate to appear the crack.

The anti-floating anchor rod is one common anti-floating measure for underground structure in building engineering. The anti-floating anchor rod refers to a structural member arranged for resisting upward displacement of a building on the anti-floating anchor rod, is related to the height and change of underground water level, and is opposite to the stress direction of the compression-resistant pile.

Traditional anti floating anchor rod generally adopts the stock to pass the basement bottom plate, inserts again in the soil layer of ground, and this kind of basement bottom plate anti floating structure only relies on the frictional force between stock and the foundation soil layer to provide anti floating force, and the joint strength of stock and foundation soil layer is lower, and the effect that leads to basement bottom plate to resist secret water buoyancy is general.

SUMMERY OF THE UTILITY MODEL

In order to strengthen basement bottom plate and the joint strength of foundation soil layer, promote the bottom plate and resist the effect of groundwater buoyancy, this application provides an anti basement bottom plate structure that floats.

The application provides an anti basement bottom plate structure that floats adopts following technical scheme:

the utility model provides an anti basement bottom plate structure that floats, including ground and bottom plate, set up the drilling that extends to in the ground on the bottom plate, be equipped with in the drilling and support tight anchor pipe with the drilling inner wall, fixed cover is equipped with the butt board of butt bottom plate top surface on the lateral wall of anchor pipe, the multirow fixture block has been arranged to the part that is arranged in the ground in the anchor pipe, the direction of arranging of multirow fixture block is the same with the axis direction of anchor pipe, the quantity of every row of fixture block sets up to a plurality ofly, on a plurality of fixture block circumference interval distribution anchor pipe inner wall of same row, and every fixture block wears to establish on the pipe wall of anchor pipe along the radial slide of anchor pipe, the intraductal embedding of anchor is equipped with the butt and takes over, the butt is used for every fixture block of butt to be close to the one end of anchor pipe axis to push into in the ground with the one end top of keeping away from anchor pipe axis for every fixture block.

Through adopting above-mentioned technical scheme, constructor bores to establish drilling to the ground on the bottom plate, then with anchor pipe hammer in the drilling until the hole bottom of drilling, constructor is intraductal with the butt pipe hammer anchor again, the butt is taken over every and is passed one row of fixture block, all can be with the inner chamber of the ejecting anchor pipe of a plurality of fixture blocks of same row, the fixture block will be embedded in the soil layer of ground, thereby on anchor pipe and drilling inner wall support tight friction's basis, through the joint of fixture block and ground base soil layer, can increase the joint strength of anchor pipe and ground base soil layer, the effect that basement bottom plate resists secret water buoyancy just can promote.

Preferably, the anchoring pipe comprises a plurality of connecting pipes which are coaxial and are arranged at intervals, a mounting pipe is fixedly connected between every two adjacent connecting pipes, a plurality of rows of clamping blocks correspond to the plurality of mounting pipes, and each row of clamping blocks is embedded on the pipe wall of the corresponding mounting pipe in a sliding manner; the wall thickness of the installation pipe is larger than that of the connecting pipe, and the length of the installation pipe is smaller than that of the connecting pipe.

Through adopting above-mentioned technical scheme, the installation pipe that the pipe wall is thicker can provide with the bigger area of contact of fixture block, makes the position of establishing of inlaying of fixture block more stable, avoids the fixture block to deviate from the anchor pipe, provides the guarantee for the anchoring strength of anchor pipe. The connecting pipe with the smaller thickness occupies the main length of the anchoring pipe, so that the cost for manufacturing the anchoring pipe can be saved.

Preferably, one end of each fixture block, which is far away from the axis of the mounting pipe, is wedge-shaped.

Through adopting above-mentioned technical scheme, the fixture block tip is after the wedge sets up, and the fixture block will reduce by the resistance that receives when being pushed into the basement soil layer, in the fixture block alright imbeds the ground more easily to the staff can be more laborsaving when the hammering is supported and is taken over.

Preferably, the lateral wall of installation pipe flushes with the lateral wall of connecting pipe, and the inside wall laminating of butt joint pipe and every installation pole, the bottom of butt joint pipe are most advanced setting.

Through adopting above-mentioned technical scheme, the installation pipe can imbed in the drilling smoothly more with the connecting pipe under the condition that the lateral wall flushes to a plurality of installation pipes can play jointly, and the effect of restraint butt joint pipe vertical degree in the anchor pipe makes the butt joint pipe can be the same with the ejecting intraductal length of installation of every fixture block. And the bottom of butt joint pipe is most advanced setting for the butt pipe can pass every installation pipe more smoothly, and will install the intraductal fixture block ejecting installation pipe.

Preferably, every a plurality of first through-holes have all been seted up on the pipe wall of connecting pipe, and the clearance packing between butt joint pipe and every connecting pipe inside wall has grout to grout spreads in the ground through the first through-hole on the connecting pipe.

Through adopting above-mentioned technical scheme, the butt pipe inserts the intraductal back of anchor, and the constructor pours into the grout into with certain pressure to the anchor intraductally, and the grout fills the clearance between butt pipe and every connecting pipe to in the soil layer in the first through-hole diffusion to the ground on the connecting pipe, and form the structure of root form in the ground soil layer, the connecting pipe will promote with the degree of connection of ground, thereby can further increase the anchoring ability of anchor.

Preferably, the top end pipe opening of the abutting pipe is arranged, the bottom end of the abutting pipe is provided with an injection port, and cement slurry enters the anchoring pipe through the injection port through the top end pipe opening of the abutting pipe.

Through adopting above-mentioned technical scheme, the grout adopts from supreme injection anchoring pipe's mode down, can ensure that every connecting pipe and the clearance between the butt pipe are all filled, and the butt pipe is when undertaking the butt fixture block effect, has strengthened the flexibility of butt pipe as the passageway of injecting into grout.

Preferably, the mounting pipe is provided with a second through hole for circulating cement slurry.

Through adopting above-mentioned technical scheme, grout is filled to another connecting pipe from a connecting pipe and needs pass through the installation pipe, and because the clearance between installation pipe and the butt pipe is less, and set up the second through-hole on the installation pipe after, grout alright with passing the installation pipe smoothly.

Preferably, the top end of the anchoring pipe is provided with a top cover, and the top cover is provided with a grout outlet.

Through adopting above-mentioned technical scheme, grout from supreme filling up every connecting pipe down after, will follow the grout outlet and flow, constructor can judge according to this whether the intraductal grout of anchor is filled up.

In summary, the present application includes at least one of the following beneficial technical effects:

1. through the arrangement of the clamping blocks and the abutting pipes, the connection strength of the anchoring pipes and the foundation soil layer can be increased, and the effect of improving the basement bottom plate to resist the buoyancy of underground water can be improved;

2. through the arrangement of the connecting pipe and the abutting pipe, the clamping degree of the clamping block and the anchoring pipe is enhanced, and meanwhile, the cost required for manufacturing the anchoring pipe can be saved;

3. through the setting of first through-hole, grout, can strengthen the joint strength of connecting pipe and foundation soil layer, further promoted the anchoring ability of anchoring pipe.

Drawings

FIG. 1 is a schematic cross-sectional view of an embodiment of the present application illustrating a deployment tube being inserted into an anchor tube;

FIG. 2 is a schematic cross-sectional view of an embodiment of the present application after a prop tube is inserted into an anchor tube and after grout is injected into the anchor tube;

fig. 3 is a schematic cross-sectional view of the installation pipe in the horizontal direction according to the embodiment of the present application.

Description of reference numerals: 1. a foundation; 2. a base plate; 3. drilling; 4. anchoring the pipe; 41. a connecting pipe; 411. a first through hole; 42. installing a pipe; 421. caulking grooves; 422. a second through hole; 43. a clamping block; 44. a top cover; 441. a pulp outlet; 5. butting the tubes; 51. an injection port; 6. cement slurry; 7. abutting against the board.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses anti basement bottom plate structure that floats. Referring to fig. 1, the anti-floating basement bottom plate structure comprises a foundation 1 and a bottom plate 2, wherein the bottom plate 2 is positioned on the upper portion of the foundation 1, a drilling hole 3 with a circular cross section is formed in the bottom plate 2, and the drilling hole 3 vertically extends downwards into the foundation 1. 3 embedded anchor pipes 4 that are equipped with of drilling, the lateral wall of anchor pipe 4 supports tightly with the inside wall of drilling 3, and the fixed cover in top of anchor pipe 4 is equipped with a butt plate 7, and the top surface butt of butt plate 7 and bottom plate 2 is through anchor pipe 4 and 3 inner walls of drilling friction between the ground 1 soil layer promptly, and the butt of butt plate 7 and bottom plate 2, and the buoyancy that resists groundwater for bottom plate 2 provides the pulling force.

Referring to fig. 1 and 2, a plurality of rows of blocks 43 are arranged on a pipe wall of a part of the anchoring pipe 4 located in the foundation 1, the plurality of rows of blocks 43 are arranged at equal intervals in the vertical direction, the number of the blocks 43 in each row is multiple, the blocks 43 in the same row are distributed at equal angular intervals in the circumferential direction, each block 43 penetrates through the pipe wall of the anchoring pipe 4 in a sliding manner, and the sliding direction of each block 43 is the same as the radial direction of the anchoring pipe 4. A butting pipe 5 is embedded in the anchoring pipe 4 in a sliding manner, and the butting pipe 5 is used for butting one end of each clamping block 43 in the anchoring pipe 4. When anchor pipe 4 is hammered into drilling 3, the one end that 4 axes were managed to anchor is all can contract in anchor pipe 4 to every fixture block 43 was kept away from to anchor, then constructor will support in pipe 5 hammer into anchor pipe 4 again, support when the bottom of taking pipe 5 is every through one row of fixture block 43, fixture block 43 all can be by the ejecting inner chamber of anchor pipe 4 of butt pipe 5, and the other end of fixture block 43 will imbed in the soil layer of ground 1, thereby on anchor pipe 4 and the ground 1 soil layer support the frictional basis tightly, the joint strength of solid pipe and ground 1 soil layer has been increased, basement bottom plate 2 resists the effect of secret water buoyancy and just can promote.

Referring to fig. 2, the bottom end of the abutting pipe 5 is disposed in a tip end manner, so that the abutting pipe 5 can smoothly pass through each row of the fixture blocks 43 and push the fixture blocks 43 into the foundation 1. The one end that 4 axes were kept away from to every fixture block 43 all is the wedge setting to reduce the resistance when fixture block 43 imbeds in 1 soil layer of ground, constructor also will be more laborsaving when going into anchor pipe 4 with the hammering of butt joint pipe 5.

Referring to fig. 1, the anchor pipe 4 includes a plurality of connection pipes 41 and a plurality of installation pipes 42, the connection pipes 41 and the installation pipes 42 are coaxial, the connection pipes 41 are arranged in the borehole 3 at vertical intervals, the installation pipes 42 are located between two adjacent connection pipes 41, and the two adjacent connection pipes 41 are fixedly connected to each other through the installation pipes 42. The top end and the bottom end of the anchoring pipe 4 are both connecting pipes 41, and the abutting plate 7 is fixedly sleeved on the connecting pipe 41 at the top end. The multiple rows of the clamping blocks 43 correspond to the multiple mounting tubes 42 one by one, the multiple clamping blocks 43 in the same row are circumferentially embedded on the tube wall of the mounting tube 42, the mounting tube 42 is provided with an embedding groove 421 for the clamping block 43 to be embedded, and the side wall of the clamping block 43 is attached to the inner side wall of the embedding groove 421. The lateral wall of installation pipe 42 flushes with the lateral wall of connecting pipe 41, can reduce the resistance when anchor pipe 4 hammers into drilling 3, and the length of installation pipe 42 is less than the length of connecting pipe 41, and the wall thickness of installation pipe 42 is greater than the wall thickness of connecting pipe 41 moreover, and when butt pipe 5 was in anchor pipe 4, the lateral wall of butt pipe 5 and the laminating of the inside wall of installation pipe 42 to set up with the inside wall clearance of connecting pipe 41.

The fixture block 43 is embedded in the installation tube 42 with a large tube wall thickness, so that the length of the embedded groove 421 can be increased, and the contact area between the installation tube 42 and the fixture block 43 is increased, so that the fixture block 43 can be embedded in the installation tube 42 more stably, and the fixture block 43 is prevented from being separated from the anchoring tube 4 after the anchoring tube 4 is subjected to a large pulling force. The length of the connection tube 41 is greater than that of the installation tube 42 to reduce the cost of manufacturing the anchor tube 4 while ensuring the stable position of the latch 43. In addition, the mounting tube 42 is flush with the outer side wall of the connecting tube 41, the inner side wall of the mounting tube 42 protrudes out of the inner side wall of the connecting tube 41, and the mounting tubes 42 can play a role of constraining the vertical degree of the abutting tube 5 together, so that the length of each clamping block 43 ejected out of the mounting tube 42 by the abutting tube 5 can be the same. The abutment tube 5 has a bottom end disposed at the tip end thereof so that the abutment tube 5 can smoothly pass through each mounting tube 42.

Referring to fig. 2, the clearance between the inner walls of the abutting pipe 5 and each connecting pipe 41 is filled with cement slurry 6, after the abutting pipe 5 pushes all the fixture blocks 43 into the soil layer of the foundation 1, the constructor injects the cement slurry 6 into the anchoring pipe 4 at a certain pressure, a plurality of first through holes 411 are formed in the pipe wall of the connecting pipe 41, each first through hole 411 penetrates through the pipe wall of the connecting pipe 41, the cement slurry 6 permeates into the soil layer of the foundation 1 through the first through holes 411, and is diffused in the holes in the soil layer of the foundation 1, so as to form a diffusion structure of the tree root pile, the connection degree between the connecting pipe 41 and the foundation 1 can be increased, and further the anchoring capacity of the anchoring pipe 4 is increased.

Referring to fig. 2 and 3, the top end of the abutting pipe 5 is open, the outer side wall of the bottom end of the abutting pipe 5 is provided with an injection port 51, the injection port 51 is communicated with the inner cavity of the abutting pipe 5, each mounting pipe 42 is provided with a plurality of second through holes 422, the opening direction of the second through holes 422 is parallel to the axis of the mounting pipe 42, and the second through holes 422 are communicated with the top end and the end face of the bottom end of the mounting pipe 42. Grout 6 is pressed in the butt pipe 5 from the opening on butt pipe 5 top earlier, again from the sprue 51 of butt pipe 5 bottom, gets into the connecting pipe 41 and the butt pipe 5 between the anchor pipe 4 bottom, along with grout 6's continuous injection, grout 6 will pass through the second through-hole 422 on every installation pipe 42, fill up the clearance between every connecting pipe 41 and the butt pipe 5, second through-hole 422 makes grout 6 can flow into next connecting pipe 41 smoothly after filling up a connecting pipe 41. A top cover 44 is fixedly connected to a top end pipe orifice of a connecting pipe 41 at the top end of the anchoring pipe 4, a jack for the abutting pipe 5 to penetrate is formed in the top cover 44, a grout outlet 441 is further formed in the top cover 44, and grout can flow out from the grout outlet 441 after the anchoring pipe is filled with the grout 6.

The cement slurry 6 is injected into the bottom end of the anchoring pipe 4 through the top end of the abutting pipe 5, and finally flows out from the slurry outlet 441 on the top cover 44, which can be used as the basis for filling the anchoring pipe 4, and the constructor can accordingly judge whether the cement slurry 6 in the anchoring pipe 4 is filled. By filling the anchoring pipe 4 from bottom to top, the gap position in each connecting pipe 41 can be ensured to be filled, and the probability that the cement paste 6 is not filled between the connecting pipe 41 and the abutting pipe 5 is reduced. The abutting pipe 5 is used as a channel for injecting cement slurry 6 while bearing the function of the abutting fixture block 43, so that the flexibility of the abutting pipe 5 is enhanced.

The implementation principle of the embodiment of the application is as follows: after anchor pipe 4 hammered into ground 1 soil layer, constructor will support in taking over 5 hammered into anchor pipe 4 again, support in taking over 5 will push up anchor pipe 4's fixture block 43 on every installation pipe 42 into ground 1 soil layer, through the joint of fixture block 43 and ground 1 soil layer, cooperate anchor pipe 4 and ground 1 soil layer again and support the frictional force that tightly produced, can promote the joint strength of anchor pipe 4 and ground 1, basement bottom plate 2 resists the effect of groundwater buoyancy and just can promote.

After fixture block 43 all imbeds in the ground 1 soil layer, constructor again through the mouth of pipe of butt joint pipe 5 upper end, pour into cement thick liquid 6 with certain pressure, cement thick liquid 6 will get into in the anchor pipe 4 through the filling opening 51 of butt joint pipe 5 bottom, after cement thick liquid 6 filled up a connecting pipe 41 and the clearance between the butt joint pipe 5, will get into in the connecting pipe 41 of top through the second through-hole 422 on the installation pipe 42, overflow until cement thick liquid 6 from the grout outlet 441 on anchor pipe 4 top cap 44, the connecting pipe 41 in the anchor pipe 4 and the clearance between the butt joint pipe 5 are all filled up. Under the condition of certain injection pressure, the cement paste 6 in the connecting pipe 41 can be diffused into the soil layer of the foundation 1 through the first through hole 411 on the pipe wall of the connecting pipe 41, a tree-root-shaped structure is formed in the pores of the soil layer of the foundation 1, and the connection degree of the connecting pipe 41 and the soil layer of the foundation 1 can be increased after the cement paste 6 is solidified, so that the anchoring capability of the anchoring pipe 4 is further enhanced.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (8)

1. The utility model provides an anti basement bottom plate structure that floats which characterized in that: comprises a foundation (1) and a bottom plate (2), a drilling hole (3) extending into the foundation (1) is arranged on the bottom plate (2), an anchoring pipe (4) which is tightly abutted to the inner wall of the drilling hole (3) is arranged in the drilling hole (3), an abutting plate (7) abutting against the top surface of the bottom plate (2) is fixedly sleeved on the outer side wall of the anchoring pipe (4), a plurality of rows of clamping blocks (43) are arranged on the part in the foundation (1) in the anchoring pipe (4), the arrangement direction of the plurality of rows of clamping blocks (43) is the same as the axial direction of the anchoring pipe (4), the number of each row of clamping blocks (43) is set to be a plurality, the plurality of clamping blocks (43) in the same row are circumferentially distributed on the inner wall of the anchoring pipe (4) at intervals, each clamping block (43) is penetrated on the pipe wall of the anchoring pipe (4) along the radial sliding of the anchoring pipe (4), an abutting pipe (5) is embedded in the anchoring pipe (4), and the abutting pipe (5) is used for abutting against one end, which is close to the axial line of each clamping block (43), and one end of each fixture block (43) far away from the axis of the anchoring pipe (4) is jacked into the foundation (1).

2. The anti-floating basement floor structure according to claim 1, wherein: the anchoring pipe (4) comprises a plurality of connecting pipes (41) which are coaxial and are arranged at intervals, a mounting pipe (42) is fixedly connected between every two adjacent connecting pipes (41), a plurality of rows of clamping blocks (43) correspond to the mounting pipes (42), and each row of clamping blocks (43) is embedded on the pipe wall of the corresponding mounting pipe (42) in a sliding manner; the wall thickness of the installation tube (42) is greater than that of the connection tube (41), and the length of the installation tube (42) is less than that of the connection tube (41).

3. The anti-floating basement floor structure according to claim 2, characterized in that: and one end of each clamping block (43) far away from the axis of the mounting pipe (42) is wedge-shaped.

4. The anti-floating basement floor structure according to claim 2, characterized in that: the lateral wall of installation pipe (42) flushes with the lateral wall of connecting pipe (41), and butt pipe (5) are laminated with the inside wall of every installation pole, and the bottom of butt pipe (5) is most advanced setting.

5. A float-resistant basement floor structure according to claim 3, wherein: every a plurality of first through-holes (411) have all been seted up on the pipe wall of connecting pipe (41), and the gap packing between butt pipe (5) and every connecting pipe (41) inside wall has grout (6) to grout (6) are through first through-hole (411) on connecting pipe (41) and are diffused in ground (1).

6. The anti-floating basement floor structure according to claim 5, characterized in that: the top end pipe orifice opening of the abutting pipe (5) is arranged, the bottom end of the abutting pipe (5) is provided with an injection port (51), and cement slurry (6) enters the anchoring pipe (4) through the top end pipe orifice of the abutting pipe (5) and then through the injection port (51).

7. The anti-floating basement floor structure according to claim 6, wherein: and a second through hole (422) for circulating the water slurry (6) is formed in the mounting pipe (42).

8. The anti-floating basement floor structure according to claim 6, wherein: the top end of the anchoring pipe (4) is provided with a top cover (44), and the top cover (44) is provided with a grout outlet (441).

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