CN217234865U

CN217234865U - Interim plugging device of buried sleeve pipe

Info

Publication number: CN217234865U
Application number: CN202221147282.4U
Authority: CN
Inventors: 王院开; 孙维东; 苏凯; 陈瑜; 胡广钦; 王英彬; 王正飞; 孙逸飞
Original assignee: China Construction Seventh Engineering Division Corp Ltd
Current assignee: China Construction Seventh Engineering Division Corp Ltd
Priority date: 2022-05-13
Filing date: 2022-05-13
Publication date: 2022-08-19
Anticipated expiration: 2032-05-13

Abstract

The utility model discloses an interim plugging device of buried sleeve has solved the interim plugging device of buried sleeve among the prior art and has installed inconvenient, with high costs, the little technical problem of application scope. The utility model discloses a shutoff board, shutoff board are connected on being equipped with pre-buried sheathed tube wall body, and one side that the shutoff board is close to pre-buried sheathed tube sets up seal structure, and seal structure includes the base section that is close to the shutoff board and the cartridge section that deviates from the shutoff board, and the diameter of base section is greater than pre-buried sheathed tube external diameter, and the cartridge section be round platform shape structure and with pre-buried sheathed tube cartridge cooperation, and the maximum diameter of cartridge section is greater than pre-buried sheathed tube internal diameter, and the minimum diameter of cartridge section is less than pre-buried sheathed tube internal diameter. The utility model discloses a unilateral shutoff, simple effective, can take the thinking of water operation, can not only effectively solve wall bushing leakage water problem in the work progress, can also avoid being difficult to various unfavorable factors such as operation when the sleeve pipe infiltration, the water of flowing backward, can carry out mass production with this plugging device.

Description

Interim plugging device of buried sleeve pipe

Technical Field

The utility model relates to a buried sleeve shutoff technical field especially indicates a buried sleeve's interim plugging device.

Background

During the construction process of the constructional engineering or after the engineering delivery, the embedded sleeve often has the problems of water leakage or rainwater backflow and the like, so that no small economic loss is caused to the engineering construction, and the enterprise image is damaged. The plugging of the embedded sleeve is affected by water pressure, the space is limited, and the effect is repeated, which is a difficult problem for engineering constructors. Moreover, the problem of water leakage of the embedded sleeve mostly occurs after the backfilling, and the sleeve is deeply buried in the soil, so that the temporary plugging of the sleeve is difficult. The existing plugging method is to plug the sleeve by materials such as air bags, water leakage prevention and foaming glue, but the existing plugging method is influenced by residual water silt in the sleeve and the like, and the leakage phenomenon can occur after plugging and can be gradually enlarged; under the condition that accumulated water outside the casing is deep, the plugging material can be flushed and ejected, and then backflow occurs, so that greater economic loss is caused.

Through retrieval, the prior Chinese utility model patent with the publication number of CN214743846U and publication number of 2021.11.16 discloses a unilateral temporary plugging device for pre-embedding an electromechanical sleeve, which comprises a plugging cover plate, a locking piece, a positioning piece and a water stop strip; the plugging cover plate is completely covered at one end of the pre-buried electromechanical sleeve, and the water stop strip is arranged on the end surface of one end of the pre-buried electromechanical sleeve and one side surface of the wall body, so that the plugging cover plate is in sealing fit with one end of the pre-buried electromechanical sleeve and one side surface of the wall body through the water stop strip; the size of the positioning piece is larger than the pipe diameter of the embedded electromechanical sleeve, and the positioning piece is positioned outside the other end of the embedded electromechanical sleeve; one end of the locking piece is fixedly connected to the plugging cover plate, the locking piece penetrates through the embedded electromechanical sleeve, and the other end of the locking piece is movably connected to the positioning piece so that the positioning piece is pressed against the other end of the embedded electromechanical sleeve and the other side face of the wall body;

current grant announcement day 2018.05.08, chinese utility model patent that grant announcement number is CN207332814U disclose a pre-buried sleeve pipe plugging device, and the device includes: the plugging piece is sleeved in the end to be plugged of the sleeve to be plugged; and the sealing lining piece is arranged between the plugging piece and the sleeve to be plugged and is detachably connected with the plugging piece.

When the technical scheme disclosed by the patent is adopted for plugging the sleeve, the sleeve needs to be prefabricated in advance, and earth operations such as excavation and the like need to be carried out on the outer side of the sleeve, so that the sleeve is complex to machine and difficult to realize, greening, roads and the like can be damaged, great workload is increased, the prefabrication and machining are complex, the mounting and dismounting are inconvenient, the use cost is increased, and the applicability is limited.

Disclosure of Invention

To not enough among the above-mentioned background art, the utility model provides a temporary plugging device of buried sleeve pipe has solved among the prior art temporary plugging device of buried sleeve pipe installation inconvenient, with high costs, the little technical problem of application scope.

The technical scheme of the application is as follows:

the utility model provides an interim plugging device of buried sleeve pipe, includes the shutoff board, the shutoff board is connected on the wall body that is equipped with buried sleeve pipe in advance, one side that the shutoff board is close to buried sleeve pipe in advance sets up seal structure, seal structure includes the base section that is close to the shutoff board and deviates from the cartridge section of shutoff board, the diameter of base section is greater than buried sleeve pipe in advance's external diameter, the cartridge section be round platform shape structure and with buried sleeve pipe in advance cartridge cooperation, the maximum diameter of cartridge section is greater than buried sleeve pipe in advance's internal diameter, the minimum diameter of cartridge section is less than buried sleeve pipe in advance's internal diameter.

Further, the plugging plate is a steel plate, a positioning pin is integrally arranged on the steel plate, and the sealing structure is inserted and positioned with the positioning pin.

Furthermore, the locating pin is located the center of shutoff board, the central constant head tank that cup joints the locating pin that sets up of seal structure.

Furthermore, the plugging plate is a stainless steel plate, a positioning bolt is connected to the center thread of the stainless steel plate, the nut end of the positioning bolt deviates from the sealing structure and the stud end and penetrates through the stainless steel plate, and the sealing structure is positioned by inserting the stud end.

Furthermore, the positioning bolt is located at the center of the plugging plate, and the positioning groove for sleeving the positioning bolt is formed in the center of the sealing structure.

Further, the difference between the maximum diameter of the insertion section and the inner diameter of the embedded sleeve is 5-10 mm.

Further, the difference between the minimum diameter of the insertion section and the inner diameter of the embedded sleeve is 20-40 mm.

Furthermore, waist-shaped holes are formed in four corners of the plugging plate, the four waist-shaped holes are annularly arranged around the center of the plugging plate, and the plugging plate is connected with the wall body through expansion bolts.

Further, the sealing structure is a rubber cushion plate or a high-density sponge cushion or a rubber gasket.

Further, when the sealing structure is a high-density sponge mat or a rubber gasket, the sealing structure is bonded and connected with the plugging plate.

The invention provides a temporary plugging device for a pre-buried sleeve, which adopts the idea of unilateral plugging, simplicity, effectiveness and water-carrying operation, not only can effectively solve the problem of water leakage of a wall-through sleeve in the construction process, but also can avoid various adverse factors such as difficult operation in the process of water leakage and water backflow of the sleeve, and can carry out batch processing production on the plugging device. Compared with the prior art, the utility model relates to a simple structure, according to the corresponding size plugging device of sleeve pipe diameter size preparation in batches, still can make seal structure replacement alone and use, consequently have the cost lower, need not pre-buried, unilateral shutoff, ann tear open convenient, take water operation, shutoff tight, fixed firm, advantage such as suitability is strong.

Drawings

In order to illustrate the embodiments of the present invention more clearly, the drawings that are needed in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the description below are only some embodiments of the present invention, and that other drawings can be obtained by those skilled in the art without inventive work.

FIG. 1 is a sectional view showing an installation state of the present invention;

FIG. 2 is a left side view of the blanking panel of FIG. 1;

FIG. 3 is a right side view of the blanking plate and sealing structure of FIG. 1;

reference numbers in the figures:

1-a wall body;

2, pre-embedding a sleeve;

3-sealing structure, 31-base section, 32-plug-in section;

4-plugging plate, 5-expansion bolt and 6-waist-shaped hole;

7-positioning pin.

Detailed Description

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

The temporary plugging device for the embedded sleeves is shown in figures 1-3 and comprises a plugging plate 4, wherein the plugging plate 4 is connected to a wall body 1 provided with the embedded sleeves 2, and a sealing structure 3 is arranged on one side, close to the embedded sleeves 2, of the plugging plate 4. The sealing structure 3 is matched with the embedded sleeve 2 on the end face of the wall body 1 to form a sealing pair, and the plugging plate 4 is used for compressing the sealing pair, so that quick and efficient water stopping is realized.

Specifically, seal structure 3 includes the base section 31 that is close to shutoff board 4 and deviates from the plug-in section 32 of shutoff board 4, when the diameter of plug-in section 32 and the internal diameter of buried sleeve 2 match when appropriate, axial stagnant water is realized to plug-in section 32, radial stagnant water is realized to base section 31, fully guarantees the reliability of stagnant water.

More specifically, the diameter of the base section 31 is larger than the outer diameter of the embedded casing 2, the insertion section 32 is of a circular truncated cone-shaped structure and is in insertion fit with the embedded casing 2, the maximum diameter of the insertion section 32 is larger than the inner diameter of the embedded casing 2, and the minimum diameter of the insertion section 32 is smaller than the inner diameter of the embedded casing 2. In a preferred embodiment, the difference between the maximum diameter of the insertion section 32 and the inner diameter of the driving sleeve 2 is 5mm to 10 mm. The difference between the minimum diameter of the insertion section 32 and the inner diameter of the embedded sleeve 2 is 20mm-40 mm.

As another preferred embodiment, four corners of the blocking plate 4 are provided with waist-shaped holes 6, and the four waist-shaped holes 6 are annularly arranged around the center of the blocking plate 4, so that the blocking plate 4 can be conveniently positioned and fixed, and the reliability of the matching of the sealing structure 3 and the embedded sleeve 2 is ensured. The plugging plate 4 is connected with the wall body 1 through an expansion bolt 5.

As another preferred embodiment, in addition to the above embodiment, the plugging plate 4 is a steel plate, the steel plate is integrally provided with a positioning pin 7, and the sealing structure 3 is inserted and positioned in the positioning pin 7. The locating pin 7 is located the center of shutoff board 4, seal structure 3's center sets up the constant head tank that cup joints locating pin 7.

As another preferred embodiment, closure plate 4 is the stainless steel board in positive direction, stainless steel board's length is 200mm, thickness is 8mm, and stainless steel board's central threaded connection has positioning bolt, positioning bolt's nut end deviates from seal structure 3, stud end pass stainless steel board, seal structure 3 with stud end plug-in location. The positioning bolt is positioned at the center of the plugging plate 4, and the center of the sealing structure 3 is provided with a positioning groove for sleeving the positioning bolt.

As another preferable embodiment, on the basis of the above embodiment, the sealing structure 3 is a rubber mat or a high-density sponge mat or a rubber gasket. When the sealing structure 3 is a high-density sponge mat or a rubber gasket, the sealing structure 3 is bonded and connected with the plugging plate 4.

When the construction operation is carried out on site, the following construction sequence is carried out:

(1) cleaning the surface of the wall body 1 around the plugging side embedded sleeve 2, removing sundries such as sand bulges and the like, and grinding off the edge spines at the edge of the embedded sleeve 2;

(2) selecting a sealing structure 3 with a corresponding size according to the size of the embedded sleeve 2, marking on the wall body 1 around the embedded sleeve 2 by contrasting with a plugging plate 4 (plating the position of the waist-shaped hole 6, particularly, trying to plug the sealing structure 3 when the marking is contrasted, and accurately positioning through the waist-shaped hole 6;

(3) drilling an expansion bolt hole according to the positioning mark, and paying attention to the fact that the hole diameter needs to be matched with the expansion bolt;

(4) an expansion bolt 5 is installed through the kidney-shaped hole 6, and the type 80 x 8 of the expansion bolt 5 is;

(5) and installing a plugging device, and uniformly flattening and pressing the plugging plate 4 to be firm in fixation.

The present invention is not exhaustive and is well known to those skilled in the art.

The foregoing shows and describes the basic principles and features of the present invention, together with the advantages thereof. The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a temporary plugging device of buried sleeve which characterized in that: including shutoff board (4), shutoff board (4) are connected on wall body (1) that is equipped with buried sleeve (2), one side that shutoff board (4) are close to buried sleeve (2) sets up seal structure (3), seal structure (3) are including base section (31) that is close to shutoff board (4) and cartridge section (32) that deviates from shutoff board (4), the diameter of base section (31) is greater than the external diameter of buried sleeve (2), cartridge section (32) be round platform shape structure and with buried sleeve (2) cartridge cooperation, the maximum diameter of cartridge section (32) is greater than the internal diameter of buried sleeve (2), the minimum diameter of cartridge section (32) is less than the internal diameter of buried sleeve (2).

2. The temporary plugging device for embedded sleeves according to claim 1, wherein: the plugging plate (4) is a steel plate, a positioning pin (7) is integrally arranged on the steel plate, and the sealing structure (3) is inserted and positioned with the positioning pin (7).

3. The temporary plugging device for embedded casing according to claim 2, wherein: the positioning pin (7) is located at the center of the blocking plate (4), and the positioning groove sleeved with the positioning pin (7) is formed in the center of the sealing structure (3).

4. The temporary plugging device for embedded casing according to claim 2, wherein: the plugging plate (4) is a stainless steel plate, the center thread of the stainless steel plate is connected with a positioning bolt, the nut end of the positioning bolt deviates from the sealing structure (3) and the stud end penetrate through the stainless steel plate, and the sealing structure (3) is positioned by inserting and mounting the stud end.

5. The temporary plugging device for embedded casing according to claim 4, wherein: the positioning bolt is positioned at the center of the plugging plate (4), and the center of the sealing structure (3) is provided with a positioning groove for sleeving the positioning bolt.

6. The temporary plugging device for embedded sleeves according to any one of claims 1 to 5, wherein: the difference between the maximum diameter of the insertion section (32) and the inner diameter of the embedded sleeve (2) is 5-10 mm.

7. The temporary plugging device for embedded casing according to claim 6, wherein: the difference between the minimum diameter of the insertion section (32) and the inner diameter of the embedded sleeve (2) is 20-40 mm.

8. The temporary plugging device for pre-buried casing according to any one of claims 1 to 5 and 7, wherein: the four corners of shutoff board (4) all are provided with waist shape hole (6), four waist shape hole (6) are the annular around the center of shutoff board (4) and arrange, shutoff board (4) through expansion bolts (5) with wall body (1) link to each other.

9. The temporary plugging device for embedded casing according to claim 8, wherein: the sealing structure (3) is a rubber cushion plate or a high-density sponge cushion or a rubber gasket.

10. The temporary plugging device for embedded sleeves according to claim 9, wherein: when the sealing structure (3) is a high-density sponge mat or a rubber gasket, the sealing structure (3) is bonded with the plugging plate (4).