CN211951814U

CN211951814U - Corrugated pipe with electric conduction and leakage prevention functions

Info

Publication number: CN211951814U
Application number: CN202020368768.5U
Authority: CN
Inventors: 冯烽
Original assignee: Zhejiang Sananard Pipe Co ltd
Current assignee: Zhejiang Sananard Pipe Co ltd
Priority date: 2020-03-21
Filing date: 2020-03-21
Publication date: 2020-11-17
Anticipated expiration: 2030-03-21

Abstract

The utility model discloses a corrugated pipe with electric conduction and leakage prevention, which comprises a corrugated hose, wherein both ends of the corrugated hose are respectively provided with a connecting pipe, the connecting pipe is sleeved at one end of the corrugated hose and is fixedly connected with the corrugated hose, an external thread is fixedly arranged on the connecting pipe, a gas nozzle is fixedly arranged at one end of the connecting pipe far away from the corrugated hose, a socket nut is sleeved on the gas nozzle and comprises a screwed pipe and a sealing pipe, a thread is fixedly arranged on the inner wall of the screwed pipe, the screwed pipe is matched with the external thread, a plurality of fixing hooks are fixedly arranged on the inner wall of the sealing pipe, one side of each fixing hook is provided with an electricity-proof snap ring, the electricity-proof snap ring is matched with the fixing hooks, the inner cavity of the sealing pipe is provided with a sealing groove, a sealing cavity ring is arranged in the sealing groove, and the sealing cavity ring is matched with the sealing groove. The corrugated hose can better guide and convey fuel gas without leakage.

Description

Corrugated pipe with electric conduction and leakage prevention functions

Technical Field

The utility model relates to a bellows field, in particular to bellows with electrically conductive leak protection.

Background

The fuel gas is a gas fuel with high calorific value, cleanness, low pollution, safety, stability and low price, so the fuel gas is widely advocated, but the fuel gas is inflammable gas, is easy to leak and is dangerous when meeting fire, so the requirements on a fuel gas conveying pipeline are strict.

The corrugated hose is a common gas transmission pipeline in daily use, is a flexible pipeline, and most of the conventional corrugated hoses are composed of a corrugated pipe, a protective sleeve and a connector. When a connector of a general corrugated pipe is connected with other devices, the leakage-proof capability of the connector is not strong, so that the leakage phenomenon occurs at the joints of a plurality of corrugated pipes. In view of the above problems, a solution is proposed as follows.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a bellows with electrically conductive leak protection has and can carry out anticreep processing to the junction that the gas was chewed, makes the advantage that corrugated hose's junction can not leak electricity.

The above technical purpose of the present invention can be achieved by the following technical solutions:

a corrugated pipe with electric conduction and leakage prevention comprises a corrugated hose, wherein connecting pipes are arranged at two ends of the corrugated hose and are sleeved at one end of the corrugated hose, and is fixedly connected with the corrugated hose, the connecting pipe is fixedly provided with external threads, one end of the connecting pipe far away from the corrugated hose is fixedly provided with a gas nozzle, the gas nozzle is sleeved with a socket nut, the socket nut comprises a threaded pipe and a sealing pipe, the inner wall of the threaded pipe is fixedly provided with threads, the screwed pipe is matched with the external thread, a plurality of fixing hooks are fixedly arranged on the inner wall of the sealing pipe, an electricity-proof snap ring is arranged on one side of each fixing hook and is positioned in each fixing hook, and with the fixed hook cooperation, the inner chamber of sealed tube is equipped with the seal groove, be equipped with the seal chamber circle in the seal groove, the seal chamber circle is located the seal groove, and with the seal groove cooperation.

Adopt above-mentioned technical scheme, to prevent that the electricity snap ring is from the screwed pipe immigration to in the sealed pipe, prevent in the lateral wall card of electricity snap ring goes into a plurality of fixed hooks, make to prevent that the electricity snap ring can fix in the sealed pipe, later put into the seal groove with the sealed chamber circle, it is fixed with the seal groove to make sealed chamber circle, then insert the connecting pipe from the screwed pipe, rotate the screwed pipe, it can be fixed with the connecting pipe to make the screwed pipe, the realization is to the installation of corrugated hose joint department, sealed chamber circle can seal the junction that sealed pipe and gas were chewed, prevent that the electricity snap ring can prevent the junction electric leakage that sealed pipe and gas were chewed.

Preferably, the one end of screwed pipe has set firmly the bulge loop, be equipped with the annular on the inner wall of sealed tube, the bulge loop is located the annular, and with annular normal running fit, the one end that the screwed pipe was kept away from to the sealed tube has set firmly the internal thread.

By adopting the technical scheme, the convex ring is clamped in the annular groove, so that the screwed pipe and the sealing pipe cannot be separated, the sealing pipe can be independently rotated after the screwed pipe and the connecting pipe are fixed, and the internal thread on the inner wall of the sealing pipe is used for being connected with an external device.

Preferably, the side wall of the sealing tube is provided with a positioning hole, a positioning rod is inserted into the positioning hole, the side wall of the gas nozzle is provided with a plurality of positioning grooves, and the positioning rod is matched with the positioning grooves.

By adopting the technical scheme, after the sealing tube is connected with external equipment, the positioning rod passes through the positioning hole and is inserted into the positioning groove, so that the sealing tube is fixed, and the gas is guided and conveyed.

Preferably, a sealing gasket is fixedly arranged on the side wall of the positioning rod, and the sealing gasket is in a circular truncated cone shape.

Adopt above-mentioned technical scheme, sealed the pad can insert in the locating hole along with the removal of locating lever, and the sealed pad of round platform shape enters into the locating hole back, can seal the locating hole, prevents that locating hole department from leaking gas, and sealed pad tight card on the lateral wall of locating hole, makes locating lever and locating hole fixed, is difficult for shifting out from the locating hole.

Preferably, the gas nozzle is fixedly provided with a support ring, a support groove is arranged in the sealing tube, and the support groove is matched with the support ring.

By adopting the technical scheme, the sealing tube is sleeved on the gas nozzle, and the outer side of the support ring can be clamped into the support groove to support the sealing tube, so that the sealing tube can rotate more stably.

Drawings

FIG. 1 is a schematic structural diagram of an embodiment;

FIG. 2 is a sectional view of the embodiment;

fig. 3 is an enlarged view of region a in fig. 2.

Reference numerals: 1. a corrugated hose; 2. a connecting pipe; 3. a gas nozzle; 4. a threaded pipe; 5. a sealing tube; 6. a fixed hook; 7. an electricity-proof snap ring; 8. sealing the cavity ring; 9. a convex ring; 10. positioning a rod; 11. a gasket; 12. and (3) supporting the ring.

Detailed Description

The following is only the preferred embodiment of the present invention, the protection scope is not limited to this embodiment, and all technical solutions belonging to the idea of the present invention should belong to the protection scope of the present invention. It should also be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and such modifications and decorations should also be regarded as the protection scope of the present invention.

As shown in fig. 1 to 3, a corrugated pipe with conductive and leak-proof functions comprises a corrugated pipe 1, wherein a socket nut is arranged at one end of the corrugated pipe 1, and comprises a threaded pipe 4 and a sealing pipe 5. The inner wall of the sealing tube 5 is fixedly provided with a plurality of fixing hooks 6, and one side of each fixing hook 6 is provided with an electricity-proof snap ring 7. The electricity-proof snap ring 7 is placed into the sealing tube 5 from the threaded tube 4 and is clamped into the fixing hooks 6, so that the electricity-proof snap ring 7 can be fixed inside the sealing tube 5.

The inner cavity of the sealing tube 5 is provided with a sealing groove, and a sealing cavity ring 8 is arranged in the sealing groove. After the electricity-proof snap ring 7 is fixed, the sealing cavity ring 8 is placed into the sealing groove, and the outer wall of the sealing cavity ring 8 can be tightly attached to the sealing cavity ring 8.

Both ends of the corrugated hose 1 are fixedly provided with connecting pipes 2. The connecting pipe 2 is fixedly provided with an external thread. Then, one end of the connection pipe 2 is inserted into the threaded pipe 4, the threaded pipe 4 is pressed against the external thread, and the threaded pipe 4 is rotated to fix the threaded pipe 4 and the connection pipe 2.

One end of the connecting pipe 2 far away from the corrugated hose 1 is fixedly provided with a gas nozzle 3. In the process of inserting the connecting pipe 2 into the threaded pipe 4, the gas nozzle 3 can enter the sealing pipe 5, the sealing cavity ring 8 can be sleeved on the outer wall of the gas nozzle 3 and tightly attached to the gas nozzle 3, and the sealing of the joint of the sealing pipe 5 and the gas nozzle 3 is realized. One side of the electricity-proof snap ring 7 can be tightly attached to the side wall of the gas nozzle 3, so that the sealing performance is further improved, and current leakage can be prevented.

One end of the sealing pipe 5, which is far away from the threaded pipe 4, is fixedly provided with internal threads, so that the sealing pipe 5 can be conveniently connected with other equipment. One end of the threaded pipe 4 is fixedly provided with a convex ring 9, and the inner wall of the sealing pipe 5 is provided with a ring groove. The convex ring 9 is clamped in the ring groove, so that the sealing pipe 5 cannot be separated from the threaded pipe 4, and the sealing pipe 5 can be fixed on one side of the connecting pipe 2. The convex ring 9 is matched with the annular groove in a rotating way, so that the sealing pipe 5 can rotate independently after the threaded pipe 4 is fixed, and the installation is convenient.

The gas nozzle 3 is fixedly provided with a support ring 12, and a support groove is arranged in the sealing tube 5. When the sealing tube 5 is sleeved outside the gas nozzle 3, the support ring 12 can be clamped in the support groove to support the sealing tube 5, so that the sealing tube 5 can rotate more stably.

The side wall of the sealing tube 5 is provided with a positioning hole, a positioning rod 10 is inserted in the positioning hole, and the side wall of the gas nozzle 3 is provided with a plurality of positioning grooves. After the connection with the external device is completed, one end of the positioning rod 10 passes through the positioning hole and is inserted into the positioning groove, so that the sealing tube 5 is fixed.

The side wall of the positioning rod 10 is fixedly provided with a circular truncated cone-shaped sealing gasket 11, and the sealing gasket 11 can be inserted into the positioning hole to seal the positioning hole and prevent air leakage. And the sealing gasket 11 can be tightly clamped in the positioning hole to fix the positioning rod 10.

Claims

1. The utility model provides a bellows with electrically conductive leak protection, includes corrugated hose (1), its characterized in that, the both ends of corrugated hose (1) all are equipped with connecting pipe (2), connecting pipe (2) cup joint the one end at corrugated hose (1), and with corrugated hose (1) fixed connection, the external screw thread has set firmly on connecting pipe (2), the one end that corrugated hose (1) was kept away from in connecting pipe (2) has set firmly gas and chews (3), the cover is equipped with the socket nut on gas chews (3), the socket nut includes screwed pipe (4) and sealed tube (5), the screw thread has set firmly on the inner wall of screwed pipe (4), screwed pipe (4) and thread fit, a plurality of fixed hooks (6) have set firmly on the inner wall of sealed tube (5), one side of fixed hook (6) is equipped with prevents electric snap ring (7), prevent electric snap ring (7) and be located fixed hook (6), and with fixed hook (6) cooperation, the inner chamber of sealed tube (5) is equipped with the seal groove, be equipped with sealed chamber circle (8) in the seal groove, sealed chamber circle (8) are located the seal groove, and with the seal groove cooperation.

2. The corrugated pipe with the function of conduction and leakage prevention as claimed in claim 1, wherein a protruding ring (9) is fixedly arranged at one end of the threaded pipe (4), an annular groove is formed on the inner wall of the sealing pipe (5), the protruding ring (9) is positioned in the annular groove and is in running fit with the annular groove, and an internal thread is fixedly arranged at one end of the sealing pipe (5) far away from the threaded pipe (4).

3. The corrugated pipe with the function of electric conduction and leakage prevention as claimed in claim 2, wherein a positioning hole is formed in the side wall of the sealing pipe (5), a positioning rod (10) is inserted into the positioning hole, a plurality of positioning grooves are formed in the side wall of the gas nozzle (3), and the positioning rod (10) is matched with the positioning grooves.

4. The corrugated pipe with electric conduction and leakage prevention functions as claimed in claim 3, wherein a sealing gasket (11) is fixedly arranged on the side wall of the positioning rod (10), and the sealing gasket (11) is in a truncated cone shape.

5. The corrugated pipe with electric conduction and leakage prevention functions as claimed in claim 4, wherein a support ring (12) is fixedly arranged on the gas nozzle (3), and a support groove is formed in the sealing pipe (5) and is matched with the support ring (12).