CN219140196U

CN219140196U - Portable water supply pipe water stop assembly

Info

Publication number: CN219140196U
Application number: CN202223080784.2U
Authority: CN
Inventors: 陈国荣; 李寅龙; 刁俊峰
Original assignee: Dongguan Water Group Engineering Co ltd
Current assignee: Dongguan Water Group Engineering Co ltd
Priority date: 2022-11-21
Filing date: 2022-11-21
Publication date: 2023-06-06
Anticipated expiration: 2032-11-21

Abstract

The utility model discloses a portable water supply pipe water stop component which comprises a body and a plurality of clamping pieces, wherein limiting rings are arranged at two ends of the body, a chute is formed in the peripheral side face of each limiting ring, an elastic air bag is arranged on the body and between the two limiting rings, one end of each clamping piece is movably inserted into the chute, two sides of each elastic air bag are attached to the limiting rings and the side faces of each clamping piece, and an inner cavity of each elastic air bag is communicated with an inner cavity of the body. One end of the body is provided with a valve core communicated with the inner cavity of the body. Therefore, the device has the advantages of short whole length, compact structure, resource saving, simple operation, and capability of completing the plugging operation of the water supply pipe by only a small number of workers, thereby saving the rush repair time; under the effect of the pressure of high-pressure gas, the external diameter of the periphery of the elastic air bag can be increased or reduced within a certain range, so that the device can be used for plugging water supply pipes with different diameters, further effectively reducing the purchase cost of users, and is simple in structure, convenient to operate and convenient for the users to use in practice.

Description

Portable water supply pipe water stop assembly

Technical Field

The utility model relates to the technical field of pipeline rush repair, in particular to a portable water supply pipe water stop assembly.

Background

As is known in the art, the water supply pipe is a green, energy-saving and environment-friendly pipe, does not rust, does not scale, does not shrink in diameter, has small fluid resistance, can effectively reduce water supply energy consumption and improve water consumption of water points, and is an ideal pipe for a pipe network.

However, in the installation, construction, dredging, maintenance and related performance tests of the water supply pipe, water in the pipeline needs to be trapped upstream of the working face, so as to realize the precondition of no water operation necessary for the construction operation of the downstream working face. The temporary plugging of the existing water supply pipe is generally completed by a plugging air bag, for example, chinese patent CN201821760598.4 discloses a high-pressure-resistant liner type water pipeline plugging air bag, which adopts the plugging air bag to plug a longer plugging air bag into the water supply pipe during the plugging operation, then an air compressor is used for injecting high-pressure gas into the plugging air bag, the peripheral side surface of the plugging air bag is expanded and closely attached to the inner cavity of the water supply pipe, and the water supply pipe is plugged; however, the length of the existing blocking air bag is longer, so that more staff is needed for operation during operation, and the time and effort are wasted, the operation is very inconvenient, the rush-repair time is prolonged, the user is inconvenient to operate in the field, and the longer blocking air bag wastes resources due to larger volume and weight, and the manufacturing and using costs are higher, so that the actual transportation and the use of the user are inconvenient; when the water supply pipe with different diameters is plugged and stopped, the plugging air bags with corresponding adaptive diameters are required to be selected for operation, so that a user needs to purchase the plugging air bags with various different diameters, the use cost of the user is high, and therefore, the portable water supply pipe water stopping component is provided for solving the problems.

Disclosure of Invention

Aiming at the defects in the prior art, the utility model aims to provide a portable water supply pipe water stopping component.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the utility model provides a portable delivery pipe stagnant water subassembly, is including body and a plurality of grip block that is hollow structure, body both ends are provided with the spacing ring, the spout equivalent with grip block quantity is offered to the week side of spacing ring, a plurality of the spout is circumference array arrangement as the center with the spacing ring, install the elasticity gasbag on the body and be located between two spacing rings, the slide rail movable plug of grip block one end is located the spout, the both sides of elasticity gasbag all laminate with the side of spacing ring and grip block, the inner chamber and the body inner chamber intercommunication of elasticity gasbag, the one end of body is provided with the valve core with body inner chamber intercommunication, wherein, under the effect of the pressure of high-pressure gas, the week side of elasticity gasbag expands gradually and closely touches in the inner wall of delivery pipe, grip block and elasticity gasbag outwards remove in step and spacing with the both sides face of elasticity gasbag, and then realize shutoff, stagnant water to delivery pipe hole.

Preferably, two side surfaces of the elastic air bag are provided with a plurality of concentric annular sealing parts, and the opposite side surfaces of the limiting ring and the clamping piece are respectively provided with an annular sealing groove matched with the sealing parts, and the sealing parts are embedded in the annular sealing grooves.

Preferably, both side walls of the elastic air bag are provided with wavy extension parts.

Preferably, the inner cavity of the elastic air bag is communicated with the inner cavity of the body through an air duct.

Preferably, a cylinder is arranged at one end of the body, and the valve core is mounted on the end face of the cylinder.

Preferably, the clamping piece is fan-shaped.

Due to the adoption of the scheme, the utility model has the following beneficial effects:

1. an elastic air bag is arranged between the limiting ring and the clamping piece, the inner cavity of the elastic air bag is communicated with the inner cavity of the body, and a valve core communicated with the inner cavity of the body is arranged at one end of the body, so that high-pressure gas is injected into the inner cavity of the body through the valve core, and simultaneously enters the inner cavity of the elastic air bag;

2. under the effect of the pressure of high-pressure gas, the week side of elastic gasbag outwards expands gradually, and the both sides wall extension of elastic gasbag stretches simultaneously, and the both sides face of elastic gasbag outwards removes with the centre gripping piece is synchronous, therefore the external diameter of the week side of elastic gasbag after filling high-pressure gas can increase or reduce in certain extent, consequently this device can shutoff not the delivery pipe of diameter, purchase a small amount of this device just can shutoff to the delivery pipe of different diameters, and then effectively reduce user's purchase cost, effectively reduce user's use cost, and its simple structure, the simple operation has very strong practicality.

Drawings

Fig. 1 is an isometric view of an embodiment of the utility model.

Fig. 2 is a cross-sectional view of an embodiment of the present utility model.

Fig. 3 is a structural view of a seal portion according to an embodiment of the present utility model.

In the figure:

1. a body; 2. a clamping piece; 3. a limiting ring; 4. a chute; 5. an elastic air bag; 6. a valve core; 7. a water supply pipe; 8. a sealing part; 9. an annular seal groove; 10. an extension; 11. an air duct; 12. a cylinder; 13. a slide rail.

Detailed Description

Embodiments of the utility model are described in detail below with reference to the attached drawings, but the utility model can be implemented in a number of different ways, which are defined and covered by the claims.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper end", "lower end", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", 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 device or element being 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" or "a second" may explicitly or implicitly include one or more of the described features. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

In the description of the present utility model, it should be noted that the terms "mounted," "connected," and "coupled" are to be construed broadly, as well as, for example, fixedly coupled, detachably coupled, or integrally coupled, unless otherwise specifically indicated and defined. Either mechanically or electrically. Can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

As shown in fig. 1 to 3, the portable water supply pipe water stop assembly provided by the embodiment comprises a body 1 and a plurality of clamping pieces 2 which are of hollow structures, wherein limiting rings 3 are arranged at two ends of the body 1, sliding grooves 4 with the same number as the clamping pieces 2 are formed in the peripheral side surfaces of the limiting rings 3, the plurality of sliding grooves 4 are distributed in a circumferential array by taking the limiting rings 3 as the center, an elastic air bag 5 is installed on the body 1 and between the two limiting rings 3, sliding rails 13 at one end of the clamping pieces 2 are movably inserted into the sliding grooves 4, two sides of the elastic air bag 5 are attached to the side surfaces of the limiting rings 3 and the clamping pieces 2, an inner cavity of the elastic air bag 5 is communicated with the inner cavity of the body 1, a valve core 6 communicated with the inner cavity of the body 1 is arranged at one end of the body 1, high-pressure air is injected into the body 1 through the valve core 6, the peripheral side surfaces of the elastic air bag 5 are gradually expanded and tightly propped against the inner wall of the water supply pipe 7 under the pressure of the high-pressure air, the clamping pieces 2 and the two side surfaces of the elastic air bag 5 are synchronously moved outwards, so that the inner surfaces of the elastic air bag 7 are blocked, and the inner hole of the water supply pipe 7 is blocked.

When the device is actually used, firstly, the device is horizontally placed in the water supply pipe 7, then high-pressure gas is injected into the body 1 through the valve core 6, and simultaneously the high-pressure gas enters the inner cavity of the elastic air bag 5, because the limiting rings 3 and the clamping pieces 2 are used for clamping and limiting the two side faces of the elastic air bag 5, and under the action of the pressure of the high-pressure gas, the peripheral side faces of the elastic air bag 5 are gradually expanded and tightly propped against the inner wall of the water supply pipe 7, and meanwhile, the clamping pieces 2 and the elastic air bag 5 synchronously move outwards and limit the two side faces of the elastic air bag 5, so that the elastic air bag 5 can only expand on the peripheral side faces of the elastic air bag, and further effective blocking and water stopping of the inner hole of the water supply pipe 7 are realized.

Further, both side surfaces of the elastic air bag 5 of the embodiment are provided with a plurality of concentric annular sealing portions 8, and the opposite side surfaces of the limiting ring 3 and the clamping piece 2 are respectively provided with an annular sealing groove 9 matched with the sealing portions 8, and the sealing portions 8 are embedded in the annular sealing grooves 9. The arrangement of embedding the sealing part 8 into the annular sealing groove 9 can effectively connect two sides of the elastic air bag 5 with the side surfaces of the limiting ring 3 and the clamping piece 2, so that the peripheral side surface of the elastic air bag 5 is limited on the limiting ring 3 through the sealing part 8 when in expansion deformation, and the upper end of the elastic air bag 5 is connected with the clamping piece 2 through the sealing part 8, so that the clamping piece 2 is synchronously driven to expand outwards when the peripheral side surface of the elastic air bag 5 expands, therefore, the clamping piece 2 can effectively limit the side surface of the expanded elastic air bag 5, the radial expansion of the elastic air bag 5 only on the peripheral side surface is ensured, the uniform outward expansion of the peripheral side surface of the elastic air bag 5 is ensured, and the blocking effect on the inner cavity of the water supply pipe 7 is increased; meanwhile, the tightness of the two side surfaces of the limiting ring 3 and the elastic air bag 5 is effectively improved.

Further, both side walls of the elastic balloon 5 of the present embodiment are provided with the extension portions 10 having a wavy shape. When the inner cavity of the elastic air bag 5 is filled with high-pressure gas, the two side walls of the elastic air bag 5 can be evenly and elastically stretched outwards through the wavy extending part 10, so that the peripheral side face of the elastic air bag 5 is evenly expanded, and the wavy extending part 10 can prolong the larger length, so that the diameter change range of the peripheral side face of the elastic air bag 5 is enlarged, and further, the device can block the water supply pipes 7 with larger range and different diameters.

Further, the inner cavity of the elastic air bag 5 of the embodiment is communicated with the inner cavity of the body 1 through an air duct 11, and the air duct 11 is arranged on the elastic air bag 5. Therefore, the communication of the inner cavity body 1 of the elastic air bag 5 is more sealed by the arrangement of the air duct 11, and the joint of the inner cavity body and the elastic air bag is prevented from leaking high-pressure air.

Further, the body 1 of the present embodiment is provided with a cylinder 12 at one end, and the valve core 6 is mounted on the end face of the cylinder 12. The cylinder 12 is convenient for a worker to grasp during carrying by the aid of the cylinder 12, so that the movement and carrying of a user are more convenient.

Further, the holding piece 2 of the present embodiment has a fan shape. Therefore, when the clamping pieces 2 on the peripheral side face of the limiting ring 3 are reset, the clamping pieces 2 form a complete circular ring, so that a user can conveniently store and move, and when the clamping pieces 2 on the peripheral side face of the limiting ring 3 radially extend out, the clamping pieces 2 can uniformly support the two side faces of the elastic air bag 5, and then the two side faces of the elastic air bag 5 are effectively limited.

The foregoing description is only of the preferred embodiments of the present utility model, and is not intended to limit the scope of the utility model, but rather is intended to cover any equivalents of the structures or equivalent processes disclosed herein or in the alternative, which may be employed directly or indirectly in other related arts.

Claims

1. A portable delivery pipe stagnant water subassembly, its characterized in that: including body and a plurality of grip block that is hollow structure, body both ends are provided with the spacing ring, the spout equivalent with grip block quantity is seted up to the week side of spacing ring, a plurality of the spout is circumference array arrangement with the spacing ring as the center, install elastic air bag on the body and be located between two spacing rings, the slide rail movable of grip block one end is inserted and is located the spout, elastic air bag's both sides all laminate with the side of spacing ring and grip block, elastic air bag's inner chamber and body inner chamber intercommunication, the one end of body is provided with the valve core with body inner chamber intercommunication.

2. A portable water supply pipe water stop assembly as defined in claim 1, wherein: the two side surfaces of the elastic air bag are provided with a plurality of concentric annular sealing parts, the opposite side surfaces of the limiting ring and the clamping piece are respectively provided with an annular sealing groove matched with the sealing parts, and the sealing parts are embedded in the annular sealing grooves.

3. A portable water supply pipe water stop assembly as defined in claim 1, wherein: the two side walls of the elastic air bag are provided with wavy extension parts.

4. A portable water supply pipe water stop assembly as defined in claim 1, wherein: the inner cavity of the elastic air bag is communicated with the inner cavity of the body through an air duct.

5. A portable water supply pipe water stop assembly as defined in claim 1, wherein: one end of the body is provided with a cylinder barrel, and the valve core is arranged on the end face of the cylinder barrel.

6. A portable water supply pipe water stop assembly as defined in claim 1, wherein: the clamping piece is fan-shaped.