CN222823921U

CN222823921U - A self-checking stainless steel corrugated hose for gas transportation

Info

Publication number: CN222823921U
Application number: CN202421977436.1U
Authority: CN
Inventors: 董武; 晋尧
Original assignee: Nanjing Rouke Bellows Co ltd
Current assignee: Nanjing Rouke Bellows Co ltd
Priority date: 2024-08-15
Filing date: 2024-08-15
Publication date: 2025-05-02
Anticipated expiration: 2034-08-15

Abstract

The utility model discloses a stainless steel corrugated hose for self-checking type gas delivery, which relates to the technical field of corrugated pipes and comprises a manual valve, wherein an internal thread is arranged at the right side port of the manual valve, a gasket is sleeved at the right side port of the manual valve, the gasket is positioned in the manual valve, a clamp is sleeved at the right side port of the manual valve, an external thread is arranged on the outer wall of the clamp, the clamp is in threaded connection with the manual valve, a loop nut is in threaded connection with the right side port of the gasket, and a sealing plug is fixedly sleeved at the other end of the corrugated pipe.

Description

Stainless steel corrugated hose for self-checking type gas transportation

Technical Field

The utility model relates to the technical field of corrugated pipes, in particular to a self-checking type stainless steel corrugated hose for fuel gas conveying.

Background

The stainless steel corrugated hose for gas delivery is used as an important component of an indoor gas delivery system, so that the safety of the stainless steel corrugated hose is not neglected, and the gas tightness is detected particularly.

The existing installation is that the worker directly carries out the stainless steel corrugated hose for gas transportation and buries secretly, and the installation is followed by airtight detection, and the operation is buried secretly again after the airtight detection is unqualified, and the required manpower and financial cost of this operation are higher. Therefore, a stainless steel corrugated hose for self-checking fuel gas transportation with simple structure and low cost is needed to meet the defects of the prior art.

Disclosure of utility model

The utility model aims to solve the defects in the prior art, and provides a self-checking type stainless steel corrugated hose for fuel gas conveying.

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

The utility model provides a stainless steel corrugated hose for self-checking formula gas is carried, includes manual valve, the right side port of manual valve is provided with the internal thread, the right side port of manual valve has cup jointed the packing ring, the packing ring is located the inside of manual valve, the clamp has been cup jointed to the right side port of manual valve, the outer wall of clamp is provided with the external screw thread, clamp and manual valve threaded connection, the right side port threaded connection of packing ring has the loop nut, the clamp is located between packing ring and the loop nut, the bellows has been cup jointed to the inside of loop nut, the one end of bellows extends to the inside of manual valve, bellows cup joints each other with packing ring, clamp, the fixed sealing plug that has cup jointed of the other end of bellows.

Preferably, the inner wall of the gasket is provided with a clamping groove, and the outer wall of the corrugated pipe is clamped into the clamping groove.

Preferably, the inner wall fixedly connected with inner clamping ring of clamp, in the outer wall ripple inslot of bellows is gone into to inner clamping ring card, the one end fixedly connected with lantern ring that the clamp is close to the loop nut, the lantern ring extends to the loop nut inside, clamp, inner clamping ring, lantern ring integrated into one piece.

Preferably, an outer clamping ring is fixedly connected to the outer wall of one side of the sealing plug, the outer clamping ring is clamped into the inner wall corrugated groove of the corrugated pipe, an outer protruding ring is fixedly connected to the outer wall of one side of the sealing plug, and the sealing plug, the outer clamping ring and the outer protruding ring are integrally formed.

Preferably, the inner wall of the loop nut is provided with an inner groove, the loop nut is positioned in the inner groove and sleeved with a sealing ring, and the outer wall of the loop nut is provided with a leakage detection hole.

Preferably, the outer wall of the corrugated pipe is sleeved with a rubber sleeve, one end of the rubber sleeve extends to the inside of the loop nut, and the sealing ring is sleeved with the rubber sleeve.

The beneficial effects of the utility model are as follows:

In the utility model, after the stainless steel corrugated hose for self-checking fuel gas conveying is qualified in airtight detection, nitrogen is injected into the other end of the manual valve for pressurization, when the stainless steel corrugated hose for self-checking fuel gas conveying is used, a relevant user opens the valve, if a 'pyridine' sound is detected, the sealing performance of the coiled fuel gas conveying pipe is good, and if no sound exists, the pipe body is abnormal.

Drawings

Fig. 1 is a schematic structural view of a self-checking type stainless steel corrugated hose for fuel gas transportation according to the present utility model.

Fig. 2 is a schematic structural view of a gasket of a stainless steel corrugated hose for self-checking fuel gas transportation according to the present utility model.

Fig. 3 is a schematic structural view of a clip of a stainless steel corrugated hose for self-checking fuel gas transportation according to the present utility model.

Fig. 4 is a schematic structural view of a union nut of a stainless steel corrugated hose for self-checking fuel gas transportation according to the present utility model.

Fig. 5 is a schematic structural view of a sealing plug of a stainless steel corrugated hose for self-checking fuel gas transportation.

Fig. 6 is a front view of a stainless steel corrugated hose for self-checking fuel gas transportation according to the present utility model.

In the figure, the reference numerals are 1, a manual valve, 2, a gasket, 201, a clamping groove, 3, a clamp, 301, an inner clamping ring, 302, a lantern ring, 4, a looper nut, 401, an inner groove, 402, a leakage detection hole, 5, a corrugated pipe, 6, a sealing plug, 601, an outer clamping ring, 602, an outer convex ring, 7, a sealing ring, 8 and a rubber sleeve.

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.

As shown in fig. 1 to 6:

The utility model provides a self-checking formula is nonrust corrugated steel hose for gas transportation, including manual valve 1, the right side port of manual valve 1 is provided with the internal thread, gasket 2 has been cup jointed to the right side port of manual valve 1, gasket 2 is located the inside of manual valve 1, clamp 3 has been cup jointed to the right side port of manual valve 1, the outer wall of clamp 3 is provided with the external screw thread, clamp 3 and manual valve 1 threaded connection, the right side port threaded connection of gasket 2 has loop nut 4, clamp 3 is located between gasket 2 and the loop nut 4, bellows 5 has been cup jointed in the inside of loop nut 4, the one end of bellows 5 extends to the inside of manual valve 1, bellows 5 cup joints each other with gasket 2, clamp 3, seal plug 6 has been cup jointed to the other end of bellows 5.

In the technical scheme, when the self-checking type stainless steel corrugated hose for gas conveying is subjected to self-checking, after the self-checking type stainless steel corrugated hose for gas conveying is qualified in airtight detection, nitrogen is injected into the other end of the manual valve 1 for pressurization, when the self-checking type stainless steel corrugated hose for gas conveying is used, a relevant user opens the valve, if hearing 'pyridine' sound, the sealing performance of the coiled gas conveying pipe is good, and if no sound exists, the pipe body is abnormal.

As shown in fig. 1 to 6, a clamping groove 201 is formed in the inner wall of the gasket 2, the outer wall of the corrugated pipe 5 is clamped into the clamping groove 201, an inner clamping ring 301 is fixedly connected to the inner wall of the clamp 3, the inner clamping ring 301 is clamped into the corrugated groove of the outer wall of the corrugated pipe 5, one end, close to the loop nut 4, of the clamp 3 is fixedly connected with a collar 302, the collar 302 extends into the loop nut 4, the clamp 3, the inner clamping ring 301 and the collar 302 are integrally formed, an inner groove 401 is formed in the inner wall of the loop nut 4, the loop nut 4 is positioned in the inner groove 401 and sleeved with a sealing ring 7, a leakage detection hole 402 is formed in the outer wall of the loop nut 4, a rubber sleeve 8 is sleeved on the outer wall of the corrugated pipe 5, one end of the rubber sleeve 8 extends into the loop nut 4, and the sealing ring 7 and the rubber sleeve 8 are mutually sleeved with each other.

In the above technical scheme, the end of the corrugated pipe 5 to be installed is cut by a staff to obtain the 4-wave rubber sleeve 8 by using a skin cutter, then the loop nut 4 and the loop 3 are fixedly sleeved on the outer wall of the rubber sleeve 8 in sequence, the inner clamping ring 301 in the loop 3 is clamped into the outer wall corrugated groove of the corrugated pipe 5, the sleeve ring 302 extends into the inner wall corrugated groove of the corrugated pipe 5, then the gasket 2 is sleeved at the port of the corrugated pipe 5, the outer wall of the corrugated pipe 5 is convexly clamped into the clamping groove 201, then the corrugated pipe 5 is poked into the port of the manual valve 1, the loop nut 4 is manually rotated by the staff, the loop nut 4 and the loop nut 3 are in threaded connection with the port of the manual valve 1, the inner gasket 2 is continuously tightened along with the contact of the loop nut 3 and the manual valve 1, then the sealing plug 6 is sleeved at the other end of the corrugated pipe 5, and the outer clamping ring 601 is clamped into the inner wall corrugated groove of the corrugated pipe 5, the gasket 2, the loop 3 and the loop 4 are designed, the sealing performance of the connection part of the corrugated pipe 5 is ensured, and the safety degree of the utility model is also improved.

As shown in fig. 1 and fig. 5, an outer clamping ring 601 is fixedly connected to an outer wall of one side of the sealing plug 6, the outer clamping ring 601 is clamped into an inner wall corrugated groove of the corrugated pipe 5, an outer protruding ring 602 is fixedly connected to an outer wall of one side of the sealing plug 6, and the sealing plug 6, the outer clamping ring 601 and the outer protruding ring 602 are integrally formed.

In the above technical scheme, through the design of outer snap ring 601, outer snap ring 601 blocks into the inner wall ripple inslot of bellows 5, when filling nitrogen gas in to bellows 5, can avoid sealed end cap 6 to appear the condition that drops.

Specific use and action of the embodiment:

When a worker uses a skin cutter to cut off a rubber sleeve 8 with 4 waves at the end part of a corrugated pipe 5 to be installed, then fixedly sleeved with a loop nut 4 and a clamp 3 on the outer wall of the rubber sleeve 8 in sequence, an inner clamping ring 301 in the clamp 3 is clamped into an outer wall corrugated groove of the corrugated pipe 5, a lantern ring 302 extends to the inside of the loop nut 4, a gasket 2 is sleeved at the port of the corrugated pipe 5, the outer wall of the corrugated pipe 5 is convexly clamped into a clamping groove 201, then the corrugated pipe 5 is poked into an interface of a manual valve 1, the worker firstly manually rotates the loop nut 4, the clamp 3 is in threaded connection with the port of the manual valve 1, the inner gasket 2 of the loop nut 4 is continuously tightened along with the contact of the clamp 3 and the loop nut 4 with the manual valve 1, then a sealing plug 6 is sleeved at the other end of the corrugated pipe 5, and an outer clamping ring 601 is clamped into the inner wall corrugated groove of the corrugated pipe 5, and the assembly is completed;

When the self-checking type stainless steel corrugated hose for gas conveying is used, a relevant user opens a valve when the self-checking type stainless steel corrugated hose for gas conveying is used, if a 'seal' sound is detected, the sealing performance of the coiled gas conveying pipe is good, and if no sound exists, the pipe body is abnormal.

The above structure and process are shown in fig. 1-6.

The present utility model is not limited to the above-mentioned embodiments, and any person skilled in the art, based on the technical solution of the present utility model and the inventive concept thereof, can be replaced or changed within the scope of the present utility model.

Claims

1. The utility model provides a stainless steel corrugated hose for self-checking type gas transportation, includes manual valve (1), its characterized in that, the right side port of manual valve (1) is provided with the internal thread, packing ring (2) have been cup jointed to the right side port of manual valve (1), packing ring (2) are located the inside of manual valve (1), clamp (3) have been cup jointed to the right side port of manual valve (1), the outer wall of clamp (3) is provided with the external screw thread, clamp (3) and manual valve (1) threaded connection, the right side port threaded connection of packing ring (2) has loop nut (4), clamp (3) are located between packing ring (2) and loop nut (4), bellows (5) have been cup jointed to the inside of bellows (5), bellows (5) and packing ring (2), clamp (3) cup joint each other, the other end of bellows (5) has fixedly cup jointed seal (6).

2. The stainless steel corrugated hose for self-checking fuel gas transportation according to claim 1, wherein the inner wall of the gasket (2) is provided with a clamping groove (201), and the outer wall of the corrugated hose (5) is clamped into the clamping groove (201).

3. The stainless steel corrugated hose for self-checking fuel gas conveying according to claim 1, wherein an inner wall of the clamp (3) is fixedly connected with an inner clamping ring (301), the inner clamping ring (301) is clamped into an outer wall corrugated groove of the corrugated hose (5), one end, close to the loop nut (4), of the clamp (3) is fixedly connected with a collar (302), the collar (302) extends into the loop nut (4), and the clamp (3), the inner clamping ring (301) and the collar (302) are integrally formed.

4. The stainless steel corrugated hose for self-checking fuel gas conveying according to claim 1, wherein an outer clamping ring (601) is fixedly connected to one side outer wall of the sealing plug (6), the outer clamping ring (601) is clamped into an inner wall corrugated groove of the corrugated hose (5), an outer protruding ring (602) is fixedly connected to one side outer wall of the sealing plug (6), and the sealing plug (6), the outer clamping ring (601) and the outer protruding ring (602) are integrally formed.

5. The stainless steel corrugated hose for self-checking fuel gas conveying according to claim 1, wherein an inner groove (401) is formed in the inner wall of the loop nut (4), a sealing ring (7) is sleeved in the inner groove (401) of the loop nut (4), and a leakage detection hole (402) is formed in the outer wall of the loop nut (4).

6. The stainless steel corrugated hose for self-checking fuel gas conveying according to claim 5, wherein a rubber sleeve (8) is sleeved on the outer wall of the corrugated hose (5), one end of the rubber sleeve (8) extends into the looper nut (4), and the sealing ring (7) and the rubber sleeve (8) are mutually sleeved.