CN217580144U

CN217580144U - Anti-pulling precast tubular pile stake core plugging device

Info

Publication number: CN217580144U
Application number: CN202220382029.0U
Authority: CN
Inventors: 张勋来; 刘宝堂
Original assignee: China MCC17 Group Co Ltd
Current assignee: China MCC17 Group Co Ltd
Priority date: 2022-02-24
Filing date: 2022-02-24
Publication date: 2022-10-14
Anticipated expiration: 2032-02-24

Abstract

The utility model belongs to the building construction field specifically is a resistance to plucking precast tubular pile stake core plugging device, including adopting the structural style at precast tubular pile end installation shutoff piece, it is fixed with two ends of precast tubular pile respectively through fixed plate one and fixed plate two on the shutoff piece, and install the shutoff board on fixed plate one or fixed plate two, the bottom of precast bored concrete pile is through fixed plate one or fixed plate two and pile head installation, avoid bottom and two precast tubular pile articulate to appear mud seepage to inside the precast tubular pile, thereby realize the end of precast tubular pile and the shutoff of junction, prevent that it from getting into the pollutant, the shutoff board at top only installs at the top of precast tubular pile, demolish when the new precast tubular pile of top needs to be installed and install at the top of precast tubular pile newly can.

Description

Anti-pulling precast tubular pile core plugging device

Technical Field

The utility model belongs to the building construction field, concretely relates to resistance to plucking precast tubular pile stake core plugging device.

Background

The influence of underground water buoyancy on buildings is considered in the design of various building projects, and if the underground water level is high, anti-floating measures must be considered, so that the precast tubular pile is widely applied due to the convenience and the economic applicability of the construction.

The conventional method is to directly carry out static pressure on the precast tubular pile to the required elevation designed by a drawing by using special pile machine equipment. Because precast tubular pile is hollow pile, adopt this kind of technique often to be filled with the stake core at the in-process earth of exerting pressure, even the part is not filled with, also can cause the stake core to fill with earth because during the building foundation earthwork excavation in later stage, there is earth in the stake core inside greatly.

Disclosure of Invention

In order to solve the technical problem, the inventor reachs through practice and summary the utility model discloses a resistance to plucking precast tubular pile stake core plugging device, including precast tubular pile, the shutoff piece is all installed to precast tubular pile's both ends head, the shutoff piece includes and has fixed plate one and fixed plate two with precast tubular pile end demountable installation, a body coupling's sleeve between fixed plate one and the fixed plate two, demountable installation is at fixed plate one or the shutoff board on fixed plate two to and set up at the sleeve pipe outer wall and with fixed plate one and fixed plate two fixed mounting's gusset.

Make following improvement in above-mentioned scheme, fixed plate one and fixed plate two pass through bolted connection with the precast tubular pile end, and fixed plate one and fixed plate two pass through locating pin and constant head tank adaptation with the precast tubular pile end.

Make following improvement in above-mentioned scheme, fixed plate one and fixed plate two pass through mortise and tenon joint structural connection with the precast tubular pile end, and fixed plate one and fixed plate two pass through locating pin and constant head tank adaptation with the precast tubular pile end.

Make following improvement in above-mentioned scheme, one side of fixed plate one, two relative precast tubular pile ends of fixed plate all is provided with the seal groove, installs same sealing strip in two relative seal grooves in position, is provided with the stagnant water groove with stagnant water strip looks adaptation on precast tubular pile end and the relative fixed plate one of shutoff board or two lateral walls of fixed plate.

In the above aspect, the improvement is made in that the water stop strip includes a fixing portion installed inside the sealing groove, and a sealing portion disposed outside the sealing groove and integrally connected to the fixing portion and adapted to the water stop groove.

In the above aspect, a modification is made in that the sealing portion includes a pressing section provided inside and integrally mounted with the fixing portion, and a sealing section provided outside the pressing section and integrally connected with the fixing portion.

In the above solution, a modification is made that the opposite sides of the pressure application zone and the sealing zone are provided with slope structures.

In the scheme, the anti-corrosion coating is arranged on the outer sides of the first fixing plate, the second fixing plate, the sleeve, the plugging plate and the rib plate.

Compared with the prior art, the utility model discloses can obtain following technological effect:

1. compared with the prior art, the utility model, adopt the structural style at precast tubular pile end installation shutoff piece, it is fixed with two ends of precast tubular pile respectively through fixed plate one and fixed plate two on the shutoff piece, and install the shutoff board on fixed plate one or fixed plate two, the bottom of precast bored concrete pile is through fixed plate one or fixed plate two and pile head installation, avoid bottom and two precast tubular pile joint to appear mud seepage to inside the precast tubular pile, thereby realize the end of precast tubular pile and the shutoff of junction, prevent it and get into the pollutant, the shutoff board at top is only installed at the top of precast tubular pile, demolish when the new precast tubular pile of top needs to be installed and install can at latest precast tubular pile top.

2. Compared with the prior art, the utility model, adopt bolt or tenon fourth of twelve earthly branches structure to carry out demountable installation, through the tenon fourth of twelve earthly branches or bolted connection mode and the structural style of cooperation sealing strip, seal groove and stagnant water groove, will exert pressure to the sealing area through connecting the back for the sealing area shutoff is inside stagnant water groove and seal groove, and then realizes shutoff seal structure, realizes that the pollutant can't get into to prefabricated tubular pile inside, and can also compromise the effect of effective installation between shutoff and stake.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

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

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

fig. 3 is a schematic view of the overall structure of the plugging member of the present invention;

FIG. 4 is a cross-sectional view of the water stop strip according to the present invention;

fig. 5 is a cross-sectional view of the water stop strip of the present invention under non-operating condition;

fig. 6 is a schematic overall structural diagram of another structural form of the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be further described in detail with reference to the following embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

The application of the principles of the present invention will be further described with reference to the accompanying drawings and specific embodiments.

Example 1: as shown in fig. 1 to 3, the uplift precast tubular pile core plugging device includes a precast tubular pile 10, plugging pieces 20 are mounted at both ends of the precast tubular pile 10, each plugging piece 20 includes a first fixing plate 21 and a second fixing plate 22 detachably mounted on the end of the precast tubular pile 10, a sleeve 23 integrally connected between the first fixing plate 21 and the second fixing plate 22, a plugging plate 27 detachably mounted on the first fixing plate 21 or the second fixing plate 22, and a rib plate 24 disposed on an outer wall of the sleeve and fixedly mounted on the first fixing plate 21 and the second fixing plate 22, in this embodiment, the plugging plate 27 is mounted on the second fixing plate 22, and the first fixing plate 21 is connected with a (closed) pile head.

Wherein, fixed plate one 21 and fixed plate two 22 pass through bolted connection with precast tubular pile 10 end, and fixed plate one 21 and fixed plate two 22 pass through locating pin and constant head tank adaptation with precast tubular pile 10 end, and shutoff board 27 passes through bolt demountable installation on fixed plate one 21.

In actual use, a closed pile head is installed at the end of the precast tubular pile 10, the other end of the precast tubular pile 10 is installed with the other precast tubular pile 10, the useful blocking plate 27 is installed at the top of the other precast tubular pile 10 through bolts, the connection of the precast tubular piles 10 is realized through the first fixing plate 21 and the second fixing plate 22 through bolts, the site construction is convenient, the connection can be in close contact, the rib plates 24 are arranged to guarantee the axial load of the connection during static pressure, and water stop strips can be additionally arranged at the connection to prevent sewage from entering.

Example 2: as shown in fig. 6, the scheme adopted is different from that adopted in example 1 in that: the first fixing plate 21 and the second fixing plate 22 are connected with the end of the prefabricated tubular pile 10 through a mortise and tenon structure, the first fixing plate 21, the second fixing plate 22 and the end of the prefabricated tubular pile 10 are matched through a positioning pin and a positioning groove, and the plugging plate 27 is detachably mounted on the second fixing plate 22 through the mortise and tenon structure. Through mortise-tenon structural connection, also can realize the effect of above-mentioned connection, if further guarantee its stability and reliability, carry out full weld or local welding treatment in the periphery of junction, the junction is close to inner circle department and also can add the sealing rod, can not add the sealing rod when the full weld.

Example 3: as shown in fig. 2 to 5, the following modifications are made in any of the above embodiments: one side of the first fixing plate 21 and one side of the second fixing plate 22 opposite to the end of the precast tubular pile 10 are both provided with a sealing groove 25, the two sealing grooves 25 in opposite positions are provided with the same water stop bar 26, and the side wall of the end of the precast tubular pile 10 and the side wall of the second fixing plate 22 opposite to the plugging plate 27 are provided with a water stop groove 11 matched with the water stop bar 26. Through at seal groove 25 internally mounted sealing rod 26, the fastening connection form of cooperation junction, behind sealing rod 26 and the adaptation of stagnant water groove 11, realize the seal installation of junction, and then prevent that mud from getting into to precast tubular pile inside.

The water stop bar 26 includes a fixing portion 261 installed inside the sealing groove 25, and a sealing portion 262 provided outside the sealing groove 25 and integrally connected to the fixing portion 261 and fitted to the water stop groove 11. The sealing part 262 includes a pressing region 2621 disposed inside and integrally installed with the fixing part 261, and a sealing region 2622 disposed outside the pressing part and integrally connected with the fixing part 261. The opposite sides of the pressing region 2621 and the sealing region 2622 are both provided with a slope structure. During the fastening process of the joint, the pressing region 2621 effectively presses the sealing region 2622 through the slope structure, so that the sealing region 2622 is embedded inside the water stop tank 11 to perform an efficient leakage prevention structure.

Example 4: in any of the above embodiments, the following modifications are made: the outer sides of the first fixing plate 21, the second fixing plate 22, the sleeve 23, the blocking plate 27 and the rib plate 24 are provided with an anti-corrosion coating (not released in the figure). The long-term use effect of the precast tubular pile 10 can be improved by the anticorrosive coating on the outer side of the plugging piece 20.

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.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides an anti-pulling precast tubular pile stake core plugging device, includes precast tubular pile (10), its characterized in that, shutoff piece (20) are all installed to the both ends head of precast tubular pile (10), shutoff piece (20) include with precast tubular pile (10) end demountable installation have fixed plate (21) and fixed plate two (22), integral connection's sleeve (23) between fixed plate (21) and fixed plate two (22), demountable installation shutoff board (27) on fixed plate (21) or fixed plate two (22) to and set up at the sleeve pipe outer wall and with fixed plate (21) and fixed plate two (22) fixed mounting's gusset (24).

2. The plugging device for the uplift precast tubular pile core according to claim 1, wherein the first fixing plate (21) and the second fixing plate (22) are connected with the end of the precast tubular pile (10) through bolts, and the first fixing plate (21) and the second fixing plate (22) are matched with the end of the precast tubular pile (10) through positioning pins and positioning grooves.

3. The plugging device for the uplift precast tubular pile core according to claim 1, wherein the first fixing plate (21), the second fixing plate (22) and the end of the precast tubular pile (10) are connected through a mortise and tenon joint structure, and the first fixing plate (21), the second fixing plate (22) and the end of the precast tubular pile (10) are adapted through a positioning pin and a positioning groove.

4. The uplift precast tubular pile core plugging device according to any one of claims 1 to 3, wherein one side of the first fixing plate (21) and one side of the second fixing plate (22) opposite to the end of the precast tubular pile (10) are provided with sealing grooves (25), the same water stopping strip (26) is installed in the two sealing grooves (25) opposite in position, and the side wall of the end of the precast tubular pile (10) and the side wall of the plugging plate (27) opposite to the first fixing plate (21) or the second fixing plate (22) are provided with water stopping grooves (11) matched with the water stopping strip (26).

5. The plugging device for the pile core of the uplift precast tubular pile according to claim 4, wherein the water stop bar (26) comprises a fixing part (261) installed inside the sealing groove (25), and a sealing part (262) which is arranged outside the sealing groove (25), is integrally connected with the fixing part (261) and is matched with the water stop groove (11).

6. The plugging device of claim 5, wherein said sealing portion (262) comprises a pressing area (2621) disposed inside and integrally installed with said fixing portion (261), and a sealing area (2622) disposed outside said pressing portion and integrally connected with said fixing portion (261).

7. The device for plugging the pile core of the uplift precast tubular pile according to claim 6, wherein the opposite sides of the pressure application area (2621) and the sealing area (2622) are both provided with a slope structure.

8. The plugging device for the uplift precast tubular pile core according to claim 4, wherein the outer sides of the first fixing plate (21), the second fixing plate (22), the sleeve (23), the plugging plate (27) and the rib plate (24) are provided with an anticorrosive coating.