CN215891465U

CN215891465U - Concealed-buried cladding pipe corrugated connecting device

Info

Publication number: CN215891465U
Application number: CN202120320265.5U
Authority: CN
Inventors: 王瀚
Original assignee: Ningbo Xinao Gas Co ltd
Current assignee: Ningbo Xinao Gas Co ltd
Priority date: 2021-02-04
Filing date: 2021-02-04
Publication date: 2022-02-22
Anticipated expiration: 2031-02-04

Abstract

The utility model discloses a buried cladding pipe corrugated connecting device which comprises a threaded sleeve, a corrugated pipe body, a connector and a sealing ring, wherein the corrugated pipe body is movably sleeved with a cladding sleeve, snap rings are movably clamped at two ends of the corrugated pipe body, the threaded sleeve is movably sleeved at two ends of the corrugated pipe body, the inner wall of the threaded sleeve is in contact with the snap rings, the sealing ring is movably sleeved at the end position of the corrugated pipe body, the sealing ring is in contact with one surface of the snap ring, which is far away from the threaded sleeve, the connecting nozzle is arranged on the connector, the connecting nozzle is arranged in the threaded sleeve, and the inner wall of the connecting nozzle is in contact with the outer wall of the sealing ring. The gas pipe has the advantages of compact structure and convenience in use, greatly prolongs the service life of the gas pipe, reduces the maintenance frequency of the pipeline, does not need to make a head, and meets the use requirements of personnel.

Description

Concealed-buried cladding pipe corrugated connecting device

Technical Field

The utility model relates to the technical field of gas pipelines, in particular to a buried cladding pipe corrugated connecting device.

Background

The natural gas has the advantages of high heat value, low price, cleanness and the like, and is a representative of low-carbon economy as a clean and efficient fossil energy. Under the new normal state that the economic speed-increasing gear-shifting and the resource environment constraint are tightened, the requirement of green energy transformation is increasingly urgent, the energy structure adjustment enters the replacement period that oil gas replaces coal and non-fossil energy replaces fossil energy, and the natural gas consumption proportion is greatly improved by optimizing and adjusting the energy structure. With the comprehensive development of our society, the nation gradually ranks the environmental protection problem as an important position equal to the economic development. With the improvement of energy conservation and emission reduction and environmental protection consciousness of the whole society, clean and high-heat natural gas energy is increasingly paid attention, and the natural gas market of China enters a rapid development stage.

Along with the development of social economy and the improvement of living standard of people, the construction level of a gas pipe network is also continuously improved, and natural gas is widely applied to daily life of people nowadays. At present, a plurality of problems still exist in the civil gas engineering construction process, wherein the problems of easy aging, short service life, flash explosion accidents and the like of pipelines for kitchen gas cookers or water heaters are an important reason for interfering the civil gas engineering construction. The immaturity of the installation technology becomes a factor restricting the development of the residential gas engineering

At present, a plurality of resident user's gas stoves or water heaters in kitchens are connected by adopting a common rubber hose, and the rubber hose has the phenomenon of easy aging and being bitten by rats, thereby causing gas leakage or gas flash explosion accidents, bringing life risks or property loss to residents, and the traditional corrugated pipe needs to be manufactured by means of corresponding mould pressing tools after being cut, so that the use is troublesome.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a buried cladding pipe corrugated connecting device which has the advantages of compact structure and convenience in use, greatly prolongs the service life of a gas pipe, reduces the pipeline maintenance frequency, does not need to make a head, meets the use requirements of personnel, and solves the problems that a common rubber pipe is adopted for connecting a gas stove or a water heater in a kitchen of many resident users at present, the rubber pipe is easy to age and bite by rats, so that gas leakage or gas flash accidents occur, and life danger or property loss is brought to residents.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a bury formula cladding pipe ripple connecting device, includes thread bush, ripple body, connector and sealing washer, the cladding sleeve pipe has been cup jointed in the activity on the ripple body, the both ends activity joint of ripple body has the snap ring, the thread bush activity is cup jointed at the both ends of ripple body, and the inner wall and the snap ring mutual contact of thread bush, the sealing washer activity is cup jointed in the end position department of ripple body, and the sealing washer deviates from the one side mutual contact of thread bush with the snap ring, install the connection mouth on the connector, the connection mouth is installed in the thread bush, the inner wall of connection mouth and the outer wall of sealing washer mutual contact.

Preferably, the snap ring comprises a lower ring and an upper ring, and the lower ring and the upper ring are mutually clamped through plastic deformation.

Preferably, the outer diameter of the snap ring is larger than the minimum inner diameter of the threaded sleeve, and the minimum inner diameter of the threaded sleeve is larger than the diameter of the corrugated pipe body.

Preferably, the inner wall of the connecting nozzle and the outer wall of the sealing ring are designed to be inclined planes.

Preferably, the connector and the connecting nozzle are both provided with through holes.

Preferably, thread grooves are formed in the inner wall of the thread sleeve and the outer wall of the connecting nozzle, and the thread sleeve is in threaded engagement with the connecting nozzle.

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

1. the buried coating pipe corrugated connecting device cuts the corrugated pipe with the length matched with the installation environment on site in the using process, the two threaded sleeves are sleeved on the pipe body, then the clamping rings are clamped at proper positions at the two ends of the pipe body, so that the clamping rings limit the positions of the threaded sleeves, then two sealing rings are sleeved at two ends of the pipe body, the connecting mouth on the connecting head is sleeved on the sealing rings, the threaded sleeve is rotated, the connecting nozzle is continuously close to the snap ring through the thread meshing effect between the thread bushing and the connecting nozzle, the connecting nozzle presses the sealing ring through the design of the inclined plane on the connecting nozzle and the sealing ring, thereby make body and the hookup location department of connector form sealed, compact structure, it is convenient to use, very big improvement gas pipe's life has reduced the pipeline maintenance number of times, need not to make the head and can install, satisfies personnel's user demand.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic view of a connection structure of the threaded sleeve and the connector according to the present invention;

FIG. 3 is a schematic view of the external structure of the present invention;

fig. 4 is a schematic structural diagram of the snap ring of the present invention.

In the figure: 1. a threaded sleeve; 2. a corrugated pipe body; 3. coating the sleeve; 4. a connector; 5. a through hole; 6. A connecting nozzle; 7. a thread groove; 8. a seal ring; 9. a snap ring; 10. a lower ring; 11. and (4) an upper ring.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to 4, an embodiment of the present invention includes: the utility model provides a bury formula cladding pipe ripple connecting device, including thread bush 1, ripple body 2, connector 4 and sealing washer 8, cladding sleeve 3 has been cup jointed in the activity on the ripple body 2, the both ends activity joint of ripple body 2 has snap ring 9, the bellows of on-the-spot shearing and installation environment looks adaptation length, snap ring 9 is by

lower ring

10, 11 are fitted with a contraceptive ring and constitute, and lower ring 10 and fit with a contraceptive ring 11 between through moulding deformation mutual joint, embolia two thread bushes 1 on the body, then locate the both ends suitable position of snap ring 9 joint at the body.

The both ends at corrugated pipe body 2 are cup jointed in the activity of thread bush 1, and the inner wall and the snap ring 9 of thread bush 1 contact each other, and the external diameter of snap ring 9 is greater than the minimum internal diameter of thread bush 1, and the minimum internal diameter of thread bush 1 is greater than the diameter of corrugated pipe body 2 for snap ring 9 carries on spacingly to the position of thread bush 1, then cup joints two sealing washer 8 at the both ends of body again.

8 movable sleeves of sealing washer are in the end position department of ripple body 2, and sealing washer 8 deviates from the one side in threaded sleeve 1 with snap ring 9 and contacts each other, install on connector 4 and connect mouth 6 and connect the mouth on all seted up through-hole 5, connect mouth 6 and install in threaded sleeve 1, connect the inner wall of

mouth

6 and 8 outer wall in the sealing washer contaction, threaded groove 7 has all been seted up to the inner wall of threaded sleeve 1 and the outer wall of connecting mouth 6, thread engagement between threaded sleeve 1 and the connection mouth 6, at this moment on connecting mouth 6 with on the connector 4 cup joints sealing washer 8, rotate threaded sleeve 1, through the thread engagement effect between threaded sleeve 1 and the connection mouth 6, make the connection mouth 6 not be close to snap ring 9 absolutely.

The inner wall of connecting nozzle 6 and the outer wall of sealing washer 8 are the inclined plane design, through the design on inclined plane on connecting nozzle 6 and the sealing washer 8 for connecting nozzle 6 oppresses sealing washer 8, thereby makes body and the hookup location department of connector 4 form sealedly, compact structure, and it is convenient to use, and the very big life who improves the gas pipe has reduced the pipeline maintenance number of times, need not to make the head can install, satisfies personnel's user demand.

The working principle is as follows: in the use process of the buried coating pipe corrugated connecting device, a corrugated pipe with the length matched with the installation environment is cut on site, two threaded sleeves 1 are sleeved on a pipe body, then the clamping rings 9 are clamped at proper positions at two ends of the pipe body, so that the clamping rings 9 limit the positions of the threaded sleeves 1, then two sealing rings 8 are sleeved at two ends of the pipe body, at the moment, the connecting nozzle 6 on the connecting head 4 is sleeved on the sealing rings 8, the threaded sleeves 1 are rotated, the connecting nozzle is enabled to be continuously close to the clamping rings 9 through the threaded meshing effect between the threaded sleeves 1 and the connecting nozzle 6, and the connecting nozzle 6 is enabled to press the sealing rings 8 through the design of the inclined planes on the connecting nozzle 6 and the sealing rings 8, so that the connecting position of the pipe body and the connecting head 4 is sealed.

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 invention may be embodied in other specific forms without departing from the spirit or essential attributes 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 formula of burying cladding pipe ripple connecting device, includes thread bush (1), bellows body (2), connector (4) and sealing washer (8), its characterized in that: cladding sleeve pipe (3) have been cup jointed in the activity on corrugated pipe body (2), the both ends activity joint of corrugated pipe body (2) has snap ring (9), the both ends at corrugated pipe body (2) are cup jointed in thread bush (1) activity, and the inner wall and the snap ring (9) of thread bush (1) contact each other, the end position department at corrugated pipe body (2) is cup jointed in sealing washer (8) activity, and sealing washer (8) and snap ring (9) deviate from the one side of thread bush (1) and contact each other, install on connector (4) and connect mouth (6), connect mouth (6) and install in thread bush (1), the inner wall of connecting mouth (6) and the outer wall of sealing washer (8) contact each other.

2. The buried cladding pipe corrugated connecting device of claim 1, wherein: the snap ring (9) comprises a lower ring (10) and an upper ring (11), and the lower ring (10) and the upper ring (11) are mutually clamped through plastic deformation.

3. The buried cladding pipe corrugated connecting device of claim 1, wherein: the outer diameter of the snap ring (9) is larger than the minimum inner diameter of the threaded sleeve (1), and the minimum inner diameter of the threaded sleeve (1) is larger than the diameter of the corrugated pipe body (2).

4. The buried cladding pipe corrugated connecting device of claim 1, wherein: the inner wall of the connecting nozzle (6) and the outer wall of the sealing ring (8) are designed to be inclined planes.

5. The buried cladding pipe corrugated connecting device of claim 1, wherein: through holes (5) are formed in the connector (4) and the connecting nozzle (6).

6. The buried cladding pipe corrugated connecting device of claim 1, wherein: thread groove (7) have all been seted up to the inner wall of thread bush (1) and the outer wall of connecting mouth (6), thread engagement between thread bush (1) and the connecting mouth (6).