CN219316400U

CN219316400U - Positioning and plugging device for embedded sleeve

Info

Publication number: CN219316400U
Application number: CN202320783407.0U
Authority: CN
Inventors: 滕凯超; 刘玉涛; 赵宗元; 吴硕军; 肖培磊; 陈永伟; 赵树山; 陈赛菊
Original assignee: Zhongtian Construction Group Co Ltd
Current assignee: Zhongtian Construction Group Co Ltd
Priority date: 2023-04-11
Filing date: 2023-04-11
Publication date: 2023-07-07
Anticipated expiration: 2033-04-11

Abstract

The utility model discloses a positioning and plugging device for embedded sleeves, which comprises plugging pieces, a movable sleeve and an outer cylinder, wherein one end part of the movable sleeve is movably embedded in one end part of the outer cylinder, the movable sleeve and the other end part of the outer cylinder are respectively and symmetrically fixedly provided with the plugging pieces, gaps at two ends of the embedded sleeves are plugged, and concrete slurry is prevented from flowing into the embedded sleeves in the pouring process, so that liquid leakage in the sleeves is prevented. The end part of the movable sleeve positioned in the outer cylinder is provided with a limiting component, the limiting component is used for limiting the movable sleeve to move, and the problems that the positioning height of the embedded sleeve is inaccurate and the embedded sleeve is easy to skew are solved through the matching of the limiting component and the plugging piece, so that the occurrence times of the waste pipe condition are reduced, and the construction cost is saved; through the size of changing the shutoff piece, can match the buried sleeve of different specification sizes, application scope is wide, and it is convenient to install and remove, can not cause the harm to the template, can used repeatedly, practices thrift the cost.

Description

Positioning and plugging device for embedded sleeve

Technical Field

The utility model belongs to the field of building construction, and relates to an embedded sleeve, in particular to a positioning and plugging device for an embedded sleeve.

Background

In the existing building, various pipelines are usually required to be connected, and the embedded sleeve is reserved for the pipelines to penetrate through holes reserved in brick walls, concrete beams, concrete walls and other structures, so that the building is suitable for the places where tight water resistance is required for the pipelines such as civil air defense, underground engineering, chemical industry, steel, tap water, sewage treatment and the like to penetrate through the walls.

At present, the embedded sleeves in the concrete wall and the beam need to be processed in a centralized way, in order to be embedded between the templates, the lengths of the sleeves are generally about 1cm smaller than the widths of the wall and the beam, gaps exist between the sleeves and the templates, the concrete slurry is easy to enter the sleeve through the gap in the subsequent concrete construction process, so that the sleeve is blocked, the problem of slurry leakage occurs, secondary chiseling is needed, and the cleaning difficulty is high, and labor and effort are wasted; when the sleeve is placed between the steel bars in the beam, the sleeve is required to be welded on the steel bars, the difficulty is high when the sleeve is welded and fixed due to space limitation, the situation that the sleeve is inaccurate in height and inclined in embedding is common, and the problem of waste pipes is caused, so that the problem of re-punching is required, the cost is increased, and the secondary punching can damage the steel bars in the wall and the beam, so that hidden quality hazards appear.

Therefore, we propose a pre-buried sleeve positioning and plugging device to solve the above problems.

Disclosure of Invention

The utility model aims to overcome the defects of the prior art and provide the embedded sleeve positioning and plugging device with good sealing performance and accurate positioning.

In order to solve the problems, the technical scheme of the utility model is as follows:

the embedded sleeve positioning and plugging device comprises a plugging piece, a movable sleeve and an outer cylinder, wherein one end part of the movable sleeve is movably embedded in one end part of the outer cylinder, and the plugging piece is symmetrically and fixedly arranged at the other end parts of the movable sleeve and the outer cylinder respectively;

the end part of the movable sleeve, which is positioned in the outer cylinder, is provided with a limiting component, and the limiting component is used for limiting the movement of the movable sleeve.

In a further embodiment, the limiting component comprises a limiting block and an adjusting rod, and the adjusting rod is fixedly arranged on the outer side wall of the limiting block;

the outer edge of the outer cylinder is axially provided with a long groove, one side of the long groove is provided with a plurality of grooves at intervals, the grooves are communicated with the long groove, and the adjusting rod is clamped in the long groove for positioning after moving to a preset position along the long groove.

In a further embodiment, one end of the spring is fixedly mounted at the end part of the movable sleeve positioned in the outer cylinder, and the limiting block is fixedly mounted at the other end of the spring.

In a further embodiment, a limiting rod is fixedly installed at the end part of the movable sleeve located in the outer cylinder, and the spring and the limiting block are installed on the limiting rod in a sliding penetrating mode.

In a further embodiment, the blocking piece is in a cylinder cover-shaped structure, and the blocking piece is fixedly arranged with the movable sleeve and the outer cylinder through bolts.

In a further embodiment, a bolt mounting hole is formed in the middle of the blocking piece, and the bolt is fixedly mounted in the bolt mounting hole.

In a further embodiment, the bolt and the limiting rod are M6 screw rods and matched locking nuts.

In a further embodiment, the outer barrel is of model DN 25.

In a further embodiment, the movable sleeve is of model DN 15.

In a further embodiment, the closure is a custom rubber block.

Compared with the prior art, the utility model has the beneficial effects that:

1. the device is provided with the plugging piece, gaps at two ends of the embedded sleeve are plugged, concrete slurry is prevented from flowing into the embedded sleeve in the pouring process, leakage in the sleeve is caused, the secondary chiseling process is omitted, the construction process is accelerated, and the construction efficiency is improved.

2. The device solves the problems of inaccurate positioning height and easy deflection of the embedded sleeve through the matching of the blocking piece, the long groove and the spring, reduces the occurrence times of the waste pipe condition and saves the construction cost.

3. The device can adjust the length of the device according to different wall thicknesses, and can also be matched with embedded sleeves of different specifications and sizes by changing the size of the plugging piece, so that the device has wide application range and strong universality.

4. The device is suitable for various templates such as aluminum dies, wood dies and the like, is convenient to install and detach, cannot damage the templates, can be used repeatedly, and saves cost.

Drawings

FIG. 1 is a schematic illustration of a pre-buried sleeve positioning and plugging device;

FIG. 2 is a second schematic view of a pre-buried sleeve positioning and plugging device;

FIG. 3 is a cross-sectional view of the embedded sleeve positioning and plugging device;

fig. 4 is a sectional view of the installation of the embedded sleeve positioning and plugging device.

In the figure: 1. a blocking member; 2. a movable sleeve; 3. an outer cylinder; 4. a long groove; 5. a spring; 6. an adjusting rod; 7. a groove; 8. a bolt mounting hole; 9. a bolt; 10. a limit rod; 11. a limiting block; 12. and embedding the sleeve.

Detailed Description

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first", "a second", etc. may explicitly or implicitly include one or more such feature. In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.

Example 1:

1-4, the embedded sleeve positioning and plugging device comprises a plugging piece 1, a movable sleeve 2 and an outer cylinder 3, wherein one end part of the movable sleeve 2 is movably embedded in one end part of the outer cylinder 3, and the plugging piece 1 is symmetrically and fixedly arranged at the other end parts of the movable sleeve 2 and the outer cylinder 3 respectively; the end part of the movable sleeve 2 positioned in the outer cylinder 3 is provided with a limiting component used for limiting the movement of the movable sleeve 2.

The limiting assembly comprises a limiting block 11 and an adjusting rod 6, and the adjusting rod 6 is fixedly arranged on the outer side wall of the limiting block 11; the outer edge of the outer cylinder 3 is axially provided with a long groove 4, one side of the long groove 4 is provided with a plurality of grooves 7 at intervals, and preferably, the grooves 7 are equally spaced. The grooves 7 are communicated with the long groove 4, and the adjusting rod 6 is clamped in the long groove 4 for positioning after moving to a preset position along the long groove 4, so that the length of the device is adjusted; the outer cylinder 3 is sealed by single-side welding, and a locking nut is embedded and fixed; the movable sleeve 2 is plugged on two sides, and a locking nut is embedded and fixed. Preferably, the movable sleeve 2 is of a DN15 model, and the outer cylinder 3 is of a DN25 model.

A limiting rod 10 and one end of a spring 5 are fixedly arranged at the end part of the movable sleeve 2 positioned in the outer cylinder 3, and a limiting block 11 is fixedly arranged at the other end of the spring 5; preferably, the spring 5 is a stainless steel spring with a wire diameter of 3mm, an outer diameter of 18mm, a length of 30mm and a return vibrating screen strength of 65 mn. The limiting rod 10 is coaxially and slidably provided with the spring 5 and the limiting block 11, so that the limiting block 11 can slide along the limiting rod 10. Preferably, the bolt 9 and the limiting rod 10 are M6 screw rods and matched locking nuts.

The plugging piece 1 is a customized rubber block, the plugging piece 1 is of a cylinder cover-shaped structure, a hammering groove is formed in the inner side of the plugging piece 1, and when the device is disassembled, a rubber hammer can be used for hammering the hammering groove. The middle part of the plugging piece 1 is provided with a bolt mounting hole 8, and the bolt 9 is fixedly arranged in the bolt mounting hole 8 and used for fixedly mounting the plugging piece 1 at two ends of the movable sleeve 2 and the outer cylinder 3. Preferably, the diameter of the plugging piece 1 is smaller than the inner diameter of the embedded sleeve 12 by 2mm, and the length is 3cm.

The working principle of the utility model is as follows: firstly, selecting a plugging piece 1 with proper size according to the inner diameter of an embedded sleeve 12, and fixedly mounting the plugging piece 1 on the movable sleeve 2 and the outer cylinder 3 by bolts 9; and adjusting the adjusting rod 6 according to the thickness of the concrete wall and the beam, so that the length of the whole device is larger than the thickness of the concrete wall and the beam by 2cm in an uncompressed state, and clamping the adjusting rod 6 in the groove 7 at the corresponding position of the long groove 4, thereby fixing the length of the device. The method comprises the steps of smearing a macromolecule release agent on the outer wall of a plugging piece 1, placing the device in an embedded sleeve 12, pressing the plugging piece 1 at two ends with force inwards, placing the embedded sleeve 12 and the device between templates of a wall and a beam, adjusting the position of the embedded sleeve 12 according to the requirements of a construction drawing, welding the embedded sleeve 12 on positioning steel bars of the wall and the beam, and performing concrete pouring after an embedded process is completed.

After the concrete strength reaches the design requirement value, the templates on two sides are removed, the rubber hammer is used for hammering the plugging piece 1, the device is taken out by matching with the limiting rod 10, and the device is intensively recovered for the next use.

Alternative scheme: punching holes are formed in two sides of the template according to the drawing position, kong Waijing is the outer diameter of the embedded sleeve 12, the length of the embedded sleeve 12 is equal to the thickness of the wall and beam+2X template, the embedded sleeve 12 penetrates through the space between the templates, and plugging and fixing are carried out on the embedded sleeve by using a counter-pulling screw and a sealing plate.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims

1. A pre-buried sleeve pipe location and plugging device, its characterized in that: the sealing device comprises a sealing piece (1), a movable sleeve (2) and an outer cylinder (3), wherein one end part of the movable sleeve (2) is movably embedded in one end part of the outer cylinder (3), and the sealing piece (1) is symmetrically and fixedly arranged at the other end parts of the movable sleeve (2) and the outer cylinder (3);

the end part of the movable sleeve (2) positioned in the outer cylinder (3) is provided with a limiting component, and the limiting component is used for limiting the movement of the movable sleeve (2).

2. The embedded sleeve positioning and plugging device according to claim 1, wherein: the limiting assembly comprises a limiting block (11) and an adjusting rod (6), and the adjusting rod (6) is fixedly arranged on the outer side wall of the limiting block (11);

the outer edge of the outer cylinder (3) is axially provided with a long groove (4), one side of the long groove (4) is provided with a plurality of grooves (7) at intervals, the grooves (7) are communicated with the long groove (4), and the adjusting rod (6) is clamped in the long groove (4) for positioning after moving to a preset position along the long groove (4).

3. The embedded sleeve positioning and plugging device according to claim 2, wherein: one end of a spring (5) is fixedly arranged at the end part of the movable sleeve (2) positioned in the outer cylinder (3), and a limiting block (11) is fixedly arranged at the other end of the spring (5).

4. A pre-buried sleeve positioning and plugging device according to claim 3 and wherein: the end part of the movable sleeve (2) positioned in the outer cylinder (3) is fixedly provided with a limiting rod (10), and the limiting rod (10) is in sliding penetration with the spring (5) and the limiting block (11).

5. The embedded sleeve positioning and plugging device according to claim 4, wherein: the plugging piece (1) is of a cylinder cover-shaped structure, and the plugging piece (1) is fixedly arranged together with the movable sleeve (2) and the outer cylinder (3) through bolts (9).

6. The embedded sleeve positioning and plugging device according to claim 5, wherein: the middle part of the plugging piece (1) is provided with a bolt mounting hole (8), and the bolt (9) is fixedly arranged in the bolt mounting hole (8).

7. The embedded sleeve positioning and plugging device according to claim 5, wherein: the bolt (9) and the limiting rod (10) are both M6 screw rods and matched locking nuts.

8. The embedded sleeve positioning and plugging device according to claim 1 or 2, wherein: the outer cylinder (3) adopts DN25 model.

9. The embedded sleeve positioning and plugging device according to claim 1 or 2, wherein: the movable sleeve (2) is of DN15 type.

10. The embedded sleeve positioning and plugging device according to claim 1 or 2, wherein: the plugging piece (1) is a custom rubber block.