CN212052901U

CN212052901U - Basement pile head waterproof construction

Info

Publication number: CN212052901U
Application number: CN202020588634.4U
Authority: CN
Inventors: 李广辉
Original assignee: Sichuan Commercial Construction Co ltd
Current assignee: Sichuan Commercial Construction Co ltd
Priority date: 2020-04-20
Filing date: 2020-04-20
Publication date: 2020-12-01
Anticipated expiration: 2030-04-20

Abstract

The utility model discloses a basement pile head waterproof construction relates to waterproof construction technical field. The waterproof structure comprises a pile head and a concrete bottom plate positioned at the top of the pile head, wherein a concrete cushion layer is arranged on the periphery of the pile head and positioned at the bottom of the concrete bottom plate; the upper surface of the waterproof roll is provided with a plurality of water-swelling strips, the upper surfaces of all the water-swelling strips are provided with an additional waterproof layer, and two ends of the additional waterproof layer in the height direction are respectively attached to the bottom wall of the concrete bottom plate and the top wall of the concrete cushion layer; the inside upwards extension of pile head is provided with a plurality of connecting rods, and the one end that pile head direction was kept away from to all connecting rods is located inside the concrete bottom plate, and it has effectively improved the water-proof effects of basement in pile head department.

Description

Basement pile head waterproof construction

Technical Field

The utility model relates to a waterproof construction technical field, more specifically say, it relates to a basement pile head waterproof construction.

Background

At present, the waterproof treatment at the pile head of the basement is the important factor of whether the basement bottom plate leaks water or not.

The existing chinese patent publication No. CN208763074U provides a basement pile head waterproof structure, which includes a pile head and a reinforced concrete bottom plate covering and filling the pile head. The steel at pile head top upwards extends and passes through concrete placement in reinforced concrete bottom plate, and pile head periphery spraying has waterproof coating layer, and the pile head periphery just is located waterproof coating layer outside packing has the tiny stone concrete bed course of notch nature. Waterproof layers are laid at the internal corner and the external corner of the fine stone concrete layer, a reinforcing waterproof layer is arranged on the waterproof layers, and a polymer cement waterproof mortar layer is arranged at the joint of the pile head and the reinforcing waterproof layer so as to guarantee the waterproof effect of the basement at the pile head.

The above prior art solutions have the following drawbacks: the common waterproof structure only reduces the internal seepage of liquid by the superposition of the waterproof layers, and the waterproof layers have reduced waterproof effect after long-time use, so that the phenomenon of water seepage at the pile head of the basement is caused, and the improvement is needed.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims at providing a basement pile head waterproof construction, it has the advantage that effectively improves the water-proof effects of basement in pile head department.

In order to achieve the above purpose, the utility model provides a following technical scheme:

a basement pile head waterproof structure comprises a pile head and a concrete bottom plate located at the top of the pile head, wherein a concrete cushion is arranged on the periphery of the pile head and at the bottom of the concrete bottom plate, a waterproof coating is arranged on the periphery of the pile head, a hydrophobic protective layer is jointly arranged on the outer side wall of the waterproof coating and the top wall of the pile head, and a waterproof coiled material is arranged on the outer side wall of the hydrophobic protective layer; the upper surface of the waterproof roll is provided with a plurality of water-swelling strips, the upper surfaces of all the water-swelling strips are provided with an additional waterproof layer, and two ends of the additional waterproof layer in the height direction are respectively attached to the bottom wall of the concrete bottom plate and the top wall of the concrete cushion layer; the inside upwards extension of pile head is provided with a plurality of connecting rods, all the one end that the pile head direction was kept away from to the connecting rod is located inside the concrete bottom plate.

By adopting the technical scheme, the waterproof coating and the hydrophobic protective layer are of a double waterproof structure, so that the phenomenon that liquid permeates from the joint of the pile head can be effectively reduced, the contact of the liquid with the waterproof coating and the hydrophobic protective layer can be effectively reduced, and the waterproof effect and the timeliness of the waterproof coating and the hydrophobic protective layer are further guaranteed; meet water inflation strip and be used for reducing the further infiltration of liquid, extend to the inside connecting rod of concrete bottom plate and be used for improving the stability of being connected of concrete bottom plate and pile head, and then can ensure all waterproof construction's of pile head periphery position stability, the additional waterproof layer can further improve the water-proof effects of pile head department.

Further, a separation plate is arranged between the hydrophobic protection layer and the waterproof roll.

By adopting the technical scheme, the partition plate has a good isolation effect on liquid, effectively reduces the contact of the liquid with the waterproof coating and the hydrophobic protective layer, and further ensures the waterproof effect and the waterproof timeliness of the waterproof coating and the hydrophobic protective layer; simultaneously, the division board surface is smooth and level and smooth, and it is convenient for waterproofing membrane quick adhesion, and then has improved operating personnel's speed and efficiency of installing waterproofing membrane.

Furthermore, the outer side wall of the isolation plate is positioned at the bottom of the isolation plate and is provided with a floor edge plate along the horizontal direction, and a plurality of fixing pieces are arranged between the floor edge plate and the ground.

Through adopting above-mentioned technical scheme, the mounting runs through and pastes the floor side board and extend to ground inside back, makes the stable cover of division board locate the pile head outside, and then has ensured the isolation effect of division board to waterproof coating and hydrophobic protective layer.

Furthermore, an airtight layer is arranged on the upper surface of the ground-attaching side plate.

Through adopting above-mentioned technical scheme, the air barrier is used for reducing the clearance between the periphery of pasting the floor margin board and the ground, and then can effectively reduce the phenomenon of liquid from the clearance infiltration between the two.

Furthermore, one end of the connecting rod, which is far away from the pile head direction, is provided with a clamping and connecting plate.

Through adopting above-mentioned technical scheme, the joint board can produce the pulling force with the connecting rod after concrete bottom plate concreties, and it has effectively reduced when the crust changes, and concrete bottom plate easily with the quick dislocation separation's of pile head phenomenon, and then has effectively ensured all waterproof construction's of pile head positional stability and water-proof effects.

Further, the bottom wall of the clamping plate is vertically provided with a connecting column, and one end, facing the direction of the connecting rod, of the connecting column is provided with a locking groove.

Through adopting above-mentioned technical scheme, the locking groove can keep away from the one end threaded connection of pile head with the connecting rod, and then can make comparatively stable and fixed with the connecting rod of joint board.

Furthermore, the joint board upper surface just is located spliced pole department and runs through along its thickness direction and is provided with the through hole, through hole inner chamber and locking groove inner chamber communicate with each other, be provided with the locking piece in the through hole.

Through adopting above-mentioned technical scheme, the lock piece passes simultaneously behind logical even hole and the locking groove, can make its length direction's one end screw up in the connecting rod inside comparatively closely, and it has further improved the tight degree of being connected between joint plate and the connecting rod, and then has ensured the positional stability between the two.

Furthermore, a plurality of supporting plates are obliquely arranged between the bottom wall of the clamping plate and the outer side wall of the connecting column.

Through adopting above-mentioned technical scheme, the backup pad is used for supporting joint board, and then with the stability of guarantee joint board self to guarantee the dynamics that joint board and connecting rod are each other to drawing.

To sum up, the utility model discloses following beneficial effect has:

1. the pile head has primary waterproof performance through the waterproof coating and the hydrophobic protective layer, and the contact of liquid with the waterproof coating and the hydrophobic protective layer is reduced through the waterproof roll layer, so that the waterproof effect and the timeliness of the waterproof coating and the hydrophobic protective layer are guaranteed; further internal infiltration through rainwater inflation strip in order to reduce liquid to improve the connection compactness between the waterproof construction, through the additional waterproof layer with the water-proof effects of further improvement pile head department.

2. The contact of liquid with the waterproof coating and the hydrophobic protective layer is further reduced through the isolation board with the ground-attaching edge board and the air-tight layer, and the installation speed and the installation efficiency of the waterproof roll are improved; through the joint board that has spliced pole, locking groove and locking piece to further improve the connection compactness between concrete bottom plate and the pile head, and then with the position stability of all outside waterproof construction of guarantee pile head.

Drawings

Fig. 1 is a schematic cross-sectional view of a basement pile head waterproof structure in embodiment 1;

fig. 2 is a schematic cross-sectional view of a waterproof structure of a basement pile head in embodiment 2;

FIG. 3 is an enlarged view of part A of FIG. 2 in example 2.

In the figure: 1. pile head; 101. a water-resistant coating; 102. a hydrophobic protective layer; 103. waterproof coiled materials; 104. a water-swellable strip; 105. a concrete cushion; 106. adding a waterproof layer; 2. a concrete floor; 3. a separator plate; 301. pasting a floor margin plate; 302. a fixing member; 303. an airtight layer; 4. a connecting rod; 401. a support plate; 5. a clamping and connecting plate; 501. a through hole; 502. connecting columns; 503. a locking groove; 504. a locking member.

Detailed Description

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

Example 1:

a basement pile head waterproof structure, refer to fig. 1, includes pile head 1 and concrete bottom plate 2 that is located pile head 1 top. The inside upwards extension of pile head 1 is provided with a plurality of connecting rods 4, and connecting rod 4 is the reinforcing bar, and its bottom is pour in advance inside pile head 1.

Referring to fig. 1, the periphery of the pile head 1 is brushed with a waterproof coating 101, and the waterproof coating 101 is formed by brushing a polymer cement waterproof paint on the outer side wall of the pile head 1, and can effectively reduce the infiltration of liquid. The outer side wall of the waterproof coating 101 and the top wall of the pile head 1 are jointly provided with a hydrophobic protective layer 102, and the hydrophobic protective layer 102 is a polymer cement mortar waterproof coating 101 which is coated to reach a thickness of 20 mm and is used for further improving the waterproof performance of the basement at the pile head 1.

Referring to fig. 1, the outer side wall of the hydrophobic protection layer 102 is provided with a waterproof roll 103, the waterproof roll 103 is an SBS modified asphalt waterproof roll 103, and can completely cover the hydrophobic protection layer 102, and reduce the contact between the hydrophobic protection layer 102 and the waterproof coating 101 and liquid through the self-liquid isolation effect, so as to improve the waterproof performance of the basement at the pile head 1 and prolong the waterproof aging time of the basement.

Referring to fig. 1, a plurality of water-swellable strips 104 are adhered to the upper surface of the waterproof roll 103, and the water-swellable strips 104 are rubber strips, can expand and deform to several times of the original volume after contacting liquid, and fill irregular gaps at water seepage positions to reduce further seepage of the liquid.

Referring to fig. 1, a concrete pad 105 is filled on the ground where the outer circumference of the pile head 1 is located, and the concrete pad 105 is cast in place by concrete during construction to fasten all the positions of the waterproof coating 101 on the outer circumference of the pile head 1. The upper surfaces of all the rainwater expansion strips are jointly provided with an additional waterproof layer 106, the additional waterproof layer 106 is a concrete poured plate body, and the upper surface of the additional waterproof layer 106 is coated with a waterproof layer formed by brushing asphalt slurry, so that the waterproof performance of the top of the pile head 1 is further guaranteed.

Referring to fig. 1, the bottom wall of the additional waterproof layer 106 is attached to the top wall of the concrete pad 105, so that the position stability of the pile head 1 and all the waterproof materials around the pile head after being arranged can be effectively guaranteed. The concrete bottom plate 2 is cast in situ by steel bars and concrete during construction, and the bottom wall of the concrete bottom plate is attached to the top wall of the additional waterproof layer 106 after the concrete bottom plate is cast. Simultaneously, the fashioned concrete bottom plate 2 of pouring makes connecting rod 4 fixed pouring in its inner chamber, and then has effectively improved the tight degree of being connected between pile head 1 and the concrete bottom plate 2 to the stability of basement in the waterproof performance of pile head 1 department has further been ensured.

Example 2:

the utility model discloses the basement pile head waterproof construction that embodiment 2 revealed is unanimous with embodiment 1, and its difference lies in following part:

referring to fig. 2, a partition plate 3 is disposed between the hydrophobic protective layer 102 and the waterproof roll 103, and the partition plate 3 is made of an aluminum plate, is cylindrical, and has a sealed top, a hollow inner cavity, and an open bottom. The isolation plate 3 may be sleeved outside the pile head 1 to isolate liquid and reduce the phenomenon that liquid permeates into the interior of the hydrophobic protection layer 102, thereby effectively reducing the contact between the hydrophobic protection layer 102 and the liquid. Meanwhile, the isolation board 3 facilitates the rapid adhesion of the waterproof roll 103 with a foaming agent, thereby effectively improving the laying speed and efficiency of the waterproof roll 103.

Referring to fig. 2, the isolation plate 3 is provided with a ground-contacting edge plate 301 around the periphery thereof, and the ground-contacting edge plate 301 is annular and integrally formed at the bottom of the isolation plate 3. The bottom wall of the floor edge plate 301 abuts against the ground. In this embodiment, the ground may be a first-stage-laid concrete pad 105 or a cement ground that has been set to shape. A plurality of fixing pieces 302 are arranged between the floor-attaching side plate 301 and the ground. The fixing member 302 is an expansion screw which penetrates the floor edge plate 301 and extends into the ground, so that the insulation panel 3 is stably fixed on the ground.

Referring to fig. 2, an air-tight layer 303 is disposed on the upper surface of the floor-facing plate 301, and the air-tight layer 303 is a polymer cement mortar waterproof coating 101 for covering the gap between the periphery of the floor-facing plate 301 and the ground, so as to reduce the liquid infiltration phenomenon from the gap between the floor-facing plate 301 and the ground.

In addition to the above, another unique feature of the present embodiment is:

referring to fig. 2 and 3, the connecting rod 4 is a steel rod with a threaded protrusion (not shown) on the outer edge, and the threaded protrusion is only located at one end of the connecting rod 4 away from the pile head 1. The one end that pile head 1 direction was kept away from to connecting rod 4 still is provided with

joint plate

5, and 5 diapire of joint plate have spliced pole 502 perpendicularly welded, and locking groove 503 has been seted up towards the one end of connecting pole 4 direction to spliced pole 502. The locking groove 503 is a threaded groove that is threadably engaged with a threaded protrusion on the outer edge of the connecting rod 4 to secure the snap plate 5 to the top of the connecting rod 4. When concrete cushion 105 pours completely and concreties the shaping back, joint board 5 concreties in concrete cushion 105 with connecting rod 4 simultaneously inside, when the ground shell changes, can produce mutual pulling force to between joint board 5 and the connecting rod 4, and then can effectively ensure the compactness of being connected between concrete cushion 105 and pile head 1 to can effectively ensure pile head 1 outside all waterproof construction's positional stability and water-proof effects.

Referring to fig. 3, a through hole 501 is formed in the upper surface of the clamping plate 5 and located at the connecting column 502 in a penetrating manner along the thickness direction of the connecting column, the through hole 501 is a threaded through hole, the inner cavity of the through hole is communicated with the inner cavity of the locking groove 503, and the inner cavity of the through hole is provided with a locking piece 504. The locking member 504 is a large bolt which can pass through the through-hole 501 and the locking groove 503 simultaneously and be screwed into a predetermined thread groove (not shown) on the top of the connecting rod 4 to further improve the tightness of the connection between the clamping plate 5 and the connecting rod 4.

Referring to fig. 3, the slope welding has a supporting plate 401 between 5 diapalls of joint board and the spliced pole 502 lateral wall, and supporting plate 401 is used for supporting joint board 5, and then with the stability of guarantee joint board 5 self, and guarantee joint board 5 and the mutual dynamics of drawing of connecting rod 4.

The working principle is as follows:

an operator firstly coats the periphery of the pile head 1 with the waterproof coating 101, and coats the outer side wall of the waterproof coating 101 and the top wall of the pile head 1 with the hydrophobic protective layer 102 after the waterproof coating is naturally air-dried. The isolation plate 3 is sleeved outside the pile head 1, penetrates through the ground attaching side plate 301 through the fixing piece 302 and extends into the ground, so that the position of the isolation plate 3 is fixed, and then the ground attaching side plate 301 is coated with the airtight layer 303.

After air-drying airtight layer 303, waterproof roll 103 is adhered to the outer side wall of the fixing plate, and water-swellable strips 104 are adhered to the top wall of waterproof roll 103 at intervals. Concrete padding 105 is laid around the periphery of the pile head 1 until it is level with the pile head 1, and additional waterproof layers 106 are laid on all the water-swellable strips 104 and the top wall of the concrete padding 105. At this time, the multi-layer waterproof structure outside the pile head 1 can effectively reduce the infiltration of liquid.

The locking groove 503 is aligned with the top of the connecting rod 4 and sleeved and screwed, the locking piece 504 penetrates through the through hole 501 and the locking groove 503, one end of the locking piece in the length direction is screwed to the inside of the connecting rod 4, and at the moment, the clamping plate 5 is stably fixed to the top of the connecting rod 4. Pour concrete bottom plate 2 on additional waterproof layer 106 to inside making the connecting rod 4 that has joint board 5 to be located the concrete bottom plate 2 after the shaping completely, through the counter-pulling effect of joint board 5 and connecting rod 4, it has effectively improved the closeness of being connected of concrete bottom plate 2 and pile head 1, and then has effectively ensured the position stability of the outside waterproof construction of pile head 1.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.

Claims

1. The utility model provides a basement pile head waterproof construction, includes pile head (1) and concrete bottom plate (2) that are located pile head (1) top, pile head (1) periphery just is located concrete bottom plate (2) bottom and is provided with concrete cushion (105), its characterized in that: the waterproof coating (101) is arranged on the periphery of the pile head (1), the outer side wall of the waterproof coating (101) and the top wall of the pile head (1) are jointly provided with a hydrophobic protective layer (102), and the outer side wall of the hydrophobic protective layer (102) is provided with a waterproof coiled material (103); the upper surface of the waterproof roll (103) is provided with a plurality of water-swellable strips (104), the upper surfaces of all the water-swellable strips (104) are provided with an additional waterproof layer (106) together, and the top wall of the additional waterproof layer (106) is attached to the bottom wall of the concrete bottom plate (2); pile head (1) inside upwards extends and is provided with a plurality of connecting rods (4), all connecting rod (4) keep away from the one end of pile head (1) direction and are located inside concrete bottom plate (2).

2. The basement pile head waterproof structure of claim 1, wherein: and a separation plate (3) is arranged between the hydrophobic protection layer (102) and the waterproof roll (103).

3. The basement pile head waterproof structure of claim 2, wherein: the outer side wall of the isolation plate (3) is located at the bottom of the isolation plate and is provided with a floor edge pasting plate (301) along the horizontal direction, and a plurality of fixing pieces (302) are arranged between the floor edge pasting plate (301) and the ground.

4. The basement pile head waterproof structure of claim 3, wherein: an airtight layer (303) is arranged on the upper surface of the floor side plate (301).

5. The basement pile head waterproof structure of claim 1, wherein: and a clamping and connecting plate (5) is arranged at one end of the connecting rod (4) far away from the pile head (1).

6. The basement pile head waterproof structure of claim 5, wherein: the bottom wall of the clamping plate (5) is vertically provided with a connecting column (502), and one end, facing the direction of the connecting rod (4), of the connecting column (502) is provided with a locking groove (503).

7. The basement pile head waterproof structure of claim 6, wherein: the clamping plate is characterized in that a through hole (501) penetrates through the upper surface of the clamping plate (5) and is located on the connecting column (502) along the thickness direction of the connecting column, the inner cavity of the through hole (501) is communicated with the inner cavity of the locking groove (503), and a locking piece (504) is arranged in the through hole (501).

8. The basement pile head waterproof structure of claim 7, wherein: a plurality of supporting plates (401) are obliquely arranged between the bottom wall of the clamping plate (5) and the outer side wall of the connecting column (502).