CN219317867U

CN219317867U - Municipal administration is underground pipe joint resistance to compression device for water supply and drainage

Info

Publication number: CN219317867U
Application number: CN202320102035.0U
Authority: CN
Inventors: 曹景雪; 夏青; 康光青; 王序贺; 马越
Original assignee: Sichuan Chuancheng Building Gineering Co ltd
Current assignee: Sichuan Chuancheng Building Gineering Co ltd
Priority date: 2023-02-02
Filing date: 2023-02-02
Publication date: 2023-07-07
Anticipated expiration: 2033-02-02

Abstract

The utility model discloses an underground pipe joint compression-resistant device for municipal water supply and drainage, and relates to the technical field of water supply and drainage; comprises a locking structure and a connecting cylinder; connecting cylinders are respectively arranged at two ends of the locking structure, and a plurality of groups of clamping structures are arranged in the connecting cylinders; the clamping structure comprises two limit rings symmetrically arranged inside the connecting cylinder, a plurality of grooves with annular parts are formed in the limit rings, a plurality of elastic reeds are arranged between the limit rings, the elastic reeds are in the shape of arc protruding towards the inner side of the connecting cylinder, rollers are respectively and rotatably arranged at two ends of each elastic reed, and the rollers are embedded into the grooves. The device can provide sufficient protection for the underground pipeline joint, avoids joint damage caused by external force extrusion, further avoids the problems of water leakage and the like possibly occurring later, and has comprehensive protection effect, simple and convenient installation and smaller burden on the joint.

Description

Municipal administration is underground pipe joint resistance to compression device for water supply and drainage

Technical Field

The utility model relates to the technical field of water supply and drainage, in particular to an underground pipe joint compression-resistant device for municipal water supply and drainage.

Background

Municipal drainage pipes refer to rainwater and sewage pipelines under municipal roads, namely commonly called 'sewer pipelines', and are commonly called municipal drainage pipelines in engineering. According to the current situation of facilities under municipal roads in China, different pipelines are generally arranged, and the drainage pipelines comprise two pipelines of rainwater and sewage due to the measure of taking rainwater and sewage into consideration, namely, the rainwater is generally discharged into a river nearby, and the sewage is discharged into a sewage treatment plant. The underground pipeline needs to be connected by using a joint, and if the joint is positioned underground, the joint is not designed to resist compression, and the problems of water leakage and the like can occur after a long time.

The existing compression-resistant device for wrapping the joint is divided into a structure of fully wrapping the joint and a structure of clamping and fixing the joint, for example, chinese patent No. 217977940U provides a compression-resistant device for the joint, which uses two symmetrical cylindrical abutting plates to press the joint of the pipeline inside and support the joint. However, the support structure is directly and fixedly connected with the pipeline and the joint, and the pipeline and the joint still bear the same level of pressure when the whole compression-resistant structure is displaced by external force although the support structure can bear external extrusion, so that the protection effect is effective.

Disclosure of Invention

The utility model aims to provide a compression-resistant device for an underground pipe joint for municipal water supply and drainage, which aims to solve the problems in the background technology. The compression-resistant structure can fully protect the pipeline and the joint, can make certain buffering when the external pressure is larger and even the whole structure shifts, reduces the transmission of the pressure to the pipeline and the joint, and further provides protection for the pipeline and the joint.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

an underground pipe joint compression-resistant device for municipal water supply and drainage comprises a locking structure and a connecting cylinder; connecting cylinders are respectively arranged at two ends of the locking structure, and a plurality of groups of clamping structures are arranged in the connecting cylinders; the clamping structure comprises two limit rings symmetrically arranged inside the connecting cylinder, a plurality of grooves of an annular part are formed in the limit rings, a plurality of elastic reeds are arranged between the limit rings, the elastic reeds are in the shape of arc protruding towards the inner side of the connecting cylinder, rollers are respectively rotatably arranged at two ends of each elastic reed, and the rollers are embedded into the grooves.

As a further scheme of the utility model: the connecting cylinder is far away from the one end of locking structure and installs the collar, the sealing washer is installed to the collar inboard.

As still further aspects of the utility model: the convex bulge loop is installed to the one end that the connecting cylinder kept away from the collar, the bulge loop laminating with the bulge loop of adjacent connecting cylinder.

As still further aspects of the utility model: the locking structure comprises a fixed sealing plate and a movable sealing plate, wherein one end of the fixed sealing plate and one end of the movable sealing plate are both semicircular concave, and limit grooves are formed in the concave surfaces of the fixed sealing plate and the movable sealing plate and are buckled outside the two convex rings.

As still further aspects of the utility model: the fixed sealing plate and the movable sealing plate are respectively provided with a through hole at the joint of the two ends, and a connecting piece for connecting the fixed sealing plate and the movable sealing plate is arranged in the through hole.

As still further aspects of the utility model: the fixed sealing plate is connected with the mounting seat, a plurality of groups of telescopic rods are mounted on the mounting seat, and a conical head is mounted at one end, far away from the mounting seat, of each telescopic rod.

As still further aspects of the utility model: the telescopic rod comprises a sleeve and a threaded cylinder, the threaded cylinder is connected with an installation seat, the sleeve is sleeved on the installation seat, a screw rod inserted into the threaded cylinder is arranged in the sleeve, the screw rod is meshed with the threaded cylinder, and the sleeve is connected with a conical head.

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

by adopting the compression-resistant device for the municipal water supply and drainage underground pipe joint, when the compression-resistant device is installed, the connecting cylinders at two sides are sleeved on two pipelines respectively, then the joint is installed at the joint of the pipelines, and then the two connecting cylinders are in sealing connection by using the locking structure, so that a structure for sealing and protecting the joint can be finally obtained, the external pressure is fully dispersed, and the problem that the joint at a local position is exposed and pressed is avoided;

adopt above-mentioned underground pipe joint compression device for municipal administration water supply and drainage, this device is through being located the inside a plurality of elastic reed of connecting cylinder and the position of pipeline, elastic reed itself is the great arc structure of protruding angle, after impressing the pipeline, the protruding position at elastic reed middle part presses on the pipeline, passively expand, when exerting a less pressure to the pipeline, keep the pipeline in the position in the approximately play, be convenient for fix, elastic reed's arch structure can be when the outside pressure produces, better dispersion pressure, and when external force is too big, when making whole structure whole take place the displacement relative to the pipeline, the deformation degree of each part elastic reed is inconsistent, but still can keep fully contacting and fixing the pipeline, and avoid producing the too big pressure of a certain side to the pipeline at this in-process, external pressure has been reduced to the direct influence of pipeline, further promoted holistic compression resistance effect.

Drawings

FIG. 1 is a schematic diagram of a compression device for a municipal water supply and drainage underground pipe joint.

Fig. 2 is a schematic side view of a compression device of an underground pipe joint for municipal water supply and drainage.

Fig. 3 is a schematic structural view of a telescopic rod in the compression device of the underground pipe joint for municipal water supply and drainage.

In the figure: 1. a sealing gasket; 2. a connecting cylinder; 3. an elastic reed; 4. a limiting ring; 5. a roller; 6. a clamping structure; 7. a movable sealing plate; 8. a groove; 9. a connecting piece; 10. fixing and sealing plates; 11. a locking structure; 12. a mounting base; 13. a telescopic rod; 14. a sleeve; 15. a conical head; 16. a thread cylinder; 17. a mounting ring; 18. a limit groove; 19. a convex ring; 20. and (3) a screw.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1

Referring to fig. 1 to 3, in embodiment 1 of the present utility model, an underground pipe joint compression device for municipal water supply and drainage comprises a locking structure 11 and a connecting cylinder 2; the two ends of the locking structure 11 are respectively provided with a connecting cylinder 2, and a plurality of groups of clamping structures 6 are arranged in the connecting cylinder 2; the clamping structure 6 comprises two limit rings 4 symmetrically arranged inside the connecting cylinder 2, a plurality of grooves 8 with annular parts are formed in the limit rings 4, a plurality of elastic reeds 3 are arranged between the limit rings 4, the elastic reeds 3 are arc-shaped protruding towards the inner side of the connecting cylinder 2, rollers 5 are respectively rotatably arranged at two ends of the elastic reeds 3, and the rollers 5 are embedded into the grooves 8.

The connecting cylinder 2 of the device is used for being installed at the port position of a pipeline, the two connecting cylinders 2 are respectively sleeved on the two pipelines, the pipelines are connected by using the joint, the two connecting cylinders 2 are buckled, the locking structure 11 is used for locking, the joint position is sealed in the middle, and the effect of fully protecting the joint is achieved.

A plurality of groups of elastic reeds 3 capable of moving in a certain range are arranged in the connecting cylinder 2, the elastic reeds 3 are arc-shaped protruding inwards, and meanwhile, the end faces are clamped in the grooves 8 by using the rollers 5, so that the elastic reeds 3 have the capability of elastic deformation in a certain range. The connecting cylinder 2 is sleeved on the pipeline, the convex positions in the middle of each elastic reed 3 are pressed on the pipeline, the effect of fixing the positions is achieved, the generated pressure is small, and the pipeline is not damaged. The elastic reed 3 is similar to an arched structure, and can be better stressed in a dispersing manner, compared with the conventional manner of directly connecting by using a plurality of groups of springs, the structure of the device enables the stress to be more dispersed, so that pressure damage caused by a connecting position is avoided, and the whole surface of the elastic reed 3 can be contacted with the connecting cylinder 2, so that the elastic reed 3 is not required to be fixedly arranged on the connecting cylinder 2, can keep a good connection relationship, and can not generate the problems like springs, and the elastic reed is easy to incline and skid without being fixed.

When the whole device moves in a small range due to external pressure, the deformation amplitude of each elastic reed 3 is inconsistent, but the connection relation to the pipeline can still be kept, the pipeline and the joint can be better protected under a state of low pressure, and damage caused by rigid pressure transmission is avoided.

Example 2

Referring to fig. 1 to 3, the main difference between the present embodiment 2 and embodiment 1 is that:

referring to fig. 1 and 2, in embodiment 2 of the present utility model, a mounting ring 17 is mounted at an end of the connecting cylinder 2 away from the locking structure 11, and a sealing gasket 1 is mounted inside the mounting ring 17. The installation ring 17 is matched with the sealing gasket 1, can be sleeved on a pipeline, achieves the effect similar to sealing, fully avoids external pressure from directly acting on the joint position, and has certain deformability because the sealing gasket 1 is made of elastic materials and avoids overlarge pressure on the pipeline.

Referring to fig. 1 and 2, a protruding collar 19 is mounted at an end of the connecting cylinder 2 away from the mounting ring 17, and the protruding collar 19 is attached to the protruding collar 19 of an adjacent connecting cylinder 2. The convex ring 19 is used for connecting the locking structure 11 to achieve the sealing effect.

Referring to fig. 1 and 2, the locking structure 11 includes a fixed sealing plate 10 and a movable sealing plate 7, one end of the fixed sealing plate 10 and one end of the movable sealing plate 7, which are attached, are all semicircular recesses, and the concave surfaces of the fixed sealing plate 10 and the movable sealing plate 7 are respectively provided with a limit groove 18, and the limit grooves 18 are buckled outside the two convex rings 19. After the fixed sealing plate 10 and the movable sealing plate 7 are closed, the convex ring 19 is clamped in the limiting groove 18, so that the two connecting cylinders 2 are passively connected in a sealing mode.

Referring to fig. 1 and 2, through holes are respectively formed at the connection positions of two ends of the fixed sealing plate 10 and the movable sealing plate 7, and a connecting piece 9 for connecting the fixed sealing plate 10 and the movable sealing plate 7 is installed in the through holes. The through holes are matched with the connecting pieces 9, so that the fixed sealing plate 10 and the movable sealing plate 7 can be fixedly connected, and the connecting pieces 9 can use screws or other structures.

Referring to fig. 1 and 2, the sealing plate 10 is connected to a mounting seat 12, a plurality of groups of telescopic rods 13 are mounted on the mounting seat 12, and a conical head 15 is mounted at one end of the telescopic rods 13 away from the mounting seat 12. The mounting seat 12 is used for being matched with the locking structure 11 to be fixed at other ground or wall surfaces and other positions, so that the bearing effect is enhanced, and the risk of moving the whole structure is reduced. The telescopic rod 13 is matched with the conical head 15, can be inserted into the ground and the like for reinforcement and fixation, and the telescopic rod 13 enables the height of the installation position from the ground and the like to be floating to a certain extent.

Referring to fig. 1 and 2, the telescopic rod 13 includes a sleeve 14 and a threaded cylinder 16, the threaded cylinder 16 is connected with the mounting seat 12, the sleeve 14 is sleeved on the mounting seat 12, a screw 20 inserted into the threaded cylinder 16 is installed in the sleeve 14, the screw 20 is meshed with the threaded cylinder 16, and the sleeve 14 is connected with a conical head 15. The screw rod 20 rotates relative to the threaded cylinder 16, the position of the screw rod 20 is changed, the length of the telescopic rod 13 is adjusted, the sleeve 14 is sleeved outside the threaded cylinder 16, the threaded cylinder 16 and the screw rod 20 are protected, the exposed threaded surface is prevented from contacting soil, and the problems of corrosion or blocking and the like are solved.

The working principle of the utility model is as follows:

the device uses two connecting cylinders 2 sleeved on the pipeline, and uses the locking structure 11 to connect in the middle of the connecting cylinder 2, so as to provide sufficient protection for the joint position of the pipeline, ensure that the external pressure can not directly reach the joint position, and effectively avoid the problems of damage and even water leakage of the joint position. The connecting cylinder 2 is internally provided with a plurality of groups of elastic reeds 3 protruding inwards, the middle part of each elastic reed 3 is pressed on the surface of a pipeline, positioning is completed relative to the pipeline, and when the device is subjected to excessive external force, the device can still avoid generating excessive pressure on the pipeline and continuously keep connection in a relatively mild mode when the device moves integrally, so that the pipeline and the joint position are fully protected, and the risk of water leakage is reduced.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model 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. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a municipal administration is underground pipe joint compression device for drainage which characterized in that includes locking structure and connecting cylinder; connecting cylinders are respectively arranged at two ends of the locking structure, and a plurality of groups of clamping structures are arranged in the connecting cylinders; the clamping structure comprises two limit rings symmetrically arranged inside the connecting cylinder, a plurality of grooves of an annular part are formed in the limit rings, a plurality of elastic reeds are arranged between the limit rings, the elastic reeds are in the shape of arc protruding towards the inner side of the connecting cylinder, rollers are respectively rotatably arranged at two ends of each elastic reed, and the rollers are embedded into the grooves.

2. The pressure resistant device for municipal water supply and drainage underground pipe joint according to claim 1, wherein a mounting ring is installed at one end of the connecting cylinder far away from the locking structure, and a sealing gasket is installed at the inner side of the mounting ring.

3. The pressure-resistant device for municipal water supply and drainage underground pipe joint according to claim 1, wherein one end of the connecting cylinder far away from the mounting ring is provided with a convex ring, and the convex ring is attached to the convex ring of the adjacent connecting cylinder.

4. The pressure-resistant device for municipal water supply and drainage underground pipe joints according to claim 3, wherein the locking structure comprises a fixed sealing plate and a movable sealing plate, one end of the fixed sealing plate and the movable sealing plate, which are attached, is a semicircular concave, and the concave surfaces of the fixed sealing plate and the movable sealing plate are provided with limiting grooves which are buckled outside the two convex rings.

5. The pressure-resistant device for municipal water supply and drainage underground pipe joints according to claim 4, wherein through holes are respectively formed at the joints of the two ends of the fixed sealing plate and the movable sealing plate, and connecting pieces for connecting the fixed sealing plate and the movable sealing plate are arranged in the through holes.

6. The pressure-resistant device for municipal water supply and drainage underground pipe joints according to claim 5, wherein the fixed sealing plate is connected with a mounting seat, a plurality of groups of telescopic rods are mounted on the mounting seat, and a conical head is mounted at one end of each telescopic rod far away from the mounting seat.

7. The compression device for a municipal water supply and drainage underground pipe joint according to claim 6, wherein the telescopic rod comprises a sleeve and a threaded cylinder, the threaded cylinder is connected with the mounting seat, the sleeve is sleeved on the mounting seat, a screw rod inserted into the threaded cylinder is arranged in the sleeve, the screw rod is meshed with the threaded cylinder, and the sleeve is connected with the conical head.