CN215061278U

CN215061278U - Double universal joint for gas cylinder

Info

Publication number: CN215061278U
Application number: CN202121386756.6U
Authority: CN
Inventors: 潘小俊; 邹燕; 潘杰
Original assignee: Danyang Fanglan Gas Equipment Co ltd
Current assignee: Danyang Fanglan Gas Equipment Co ltd
Priority date: 2021-06-21
Filing date: 2021-06-21
Publication date: 2021-12-07
Anticipated expiration: 2031-06-21

Abstract

The utility model provides a two universal joint for gas cylinder, including bulb, connecting piece one, mounting plate, main shell and hand wheel, main shell below is equipped with the mounting plate, and the mounting plate below is equipped with the hand wheel, and a connecting piece runs through main shell and mounting plate and hand wheel connection, the top of connecting piece one exposes outside the main shell and installs the bulb, and main shell one side is equipped with threaded connection spare, is equipped with connecting piece two in the threaded connection spare, and the threaded connection spare is stretched out to the part of connecting piece two and outside just is equipped with the screw thread, the bulb is connected with the steel bottle valve, and connecting piece two is connected with the hose. The main shell is provided with a first connecting piece in a penetrating manner, the first connecting piece is provided with a ball head to be connected with the steel cylinder valve, oxygen or nitrogen and other gases can be filled in the steel cylinder valve, one side of the main shell is provided with a second connecting piece, and the second connecting piece can be respectively connected with the steel cylinder valve and the hose through the ball head and the second connecting piece.

Description

Double universal joint for gas cylinder

Technical Field

The utility model belongs to the technical field of the gas cylinder is connected, concretely relates to two universal joint for gas cylinder.

Background

Steel cylinders, i.e., steel cylinders that store high pressure oxygen, gas, liquefied petroleum gas, etc. Gas cylinders typically contain a permanent gas, a liquefied gas, or a mixture of gases. For a steel cylinder of high-pressure gas, when gas in the steel cylinder is charged and discharged, a high-pressure joint is generally needed to be used for realizing connection between a connecting hose and a steel cylinder joint, the hose and the steel cylinder are required to be connected through the joint, and the existing joint connecting hose can be distorted, deformed and leaked or the service life of the existing joint connecting hose is influenced.

For CN201210317095.0 discloses a steel bottle union coupling structure and steel bottle coupling, including steel bottle interface, steel bottle coupling and gasket, be provided with gas outlet, connection structure and sealing connection face on the steel bottle interface, the steel bottle connects including gas passage, the sealed interface part that sets gradually, fastening portion and the portion of admitting air, fastening portion with connection structure interconnect, the gasket seals to set up between sealed interface part and the sealing connection face, thereby makes gas passage and the sealed intercommunication of gas outlet still include gas supply unit, steel bottle coupling still includes the portion of sweeping, sweep and be provided with the through-hole that sweeps of a certain amount in the portion, sweep the import of through-hole with gas supply unit is linked together, the export orientation in hole of sweeping sealed interface part's outer wall, the structure is complicated, and is with high costs.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a machine tool counter weight device, simple structure, the leakproofness is good, labour saving and time saving.

The utility model provides a following technical scheme:

the utility model provides a two universal joint for gas cylinder, includes bulb, connecting piece one, mounting plate, main casing and hand wheel, main casing below is equipped with the mounting plate, and the mounting plate below is equipped with the hand wheel, and connecting piece one runs through main casing and mounting plate and hand wheel connection, the top of connecting piece one exposes outside the main casing and installs the bulb, and main casing one side is equipped with threaded connection spare, is equipped with connecting piece two in the threaded connection spare, and the part of connecting piece two stretches out outside threaded connection spare and is equipped with the screw thread, the bulb is connected with the steel bottle valve, and connecting piece two is connected with the hose.

Preferably, the first connecting piece and the second connecting piece are in a vertical state, the first connecting piece and the fastening piece are in threaded sealing, the main shell and the threaded connecting piece are also in threaded sealing, and thread sealant is uniformly coated on threads.

Preferably, the hand wheel is made of an alloy plastic material.

Preferably, the ball head is sealed in a soft mode through an O-shaped ring, and the O-shaped ring is a high-quality fluorine glue O-shaped ring for oxygen.

Preferably, the ball head, the first connecting piece, the main shell, the threaded connecting piece, the second connecting piece and the fastening piece are all made of Hpb59-1 lead brass material.

The utility model has the advantages that:

1. the ball head adopts O-shaped ring soft seal, and can also achieve the sealing effect by hand fastening, thereby being convenient for operation, time-saving and labor-saving.

2. The main shell is provided with a first connecting piece in a penetrating mode, the first connecting piece is provided with a ball head to connect the cylinder valve, one side of the main shell is provided with a second connecting piece, the ball head and the second connecting piece can be respectively connected with the cylinder valve and the hose, and the main shell is simple in structure and low in cost.

3. The threads are coated with uniform thread compound, the sealing effect is good, and the threads can be prevented from being corroded.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic three-dimensional structure of the present invention;

fig. 2 is a schematic view of the front view explosion structure of the present invention;

fig. 3 is a cross-sectional view H-H of fig. 2 according to the present invention;

fig. 4 is a sectional view taken along line G-G of fig. 2 according to the present invention.

Labeled as: 1-ball head, 2-connecting piece I, 3-main shell, 4-thread connecting piece, 5-connecting piece II, 6-fastening piece and 7-hand wheel.

Detailed Description

As shown in fig. 1, 2, 3 and 4, a double universal joint for a gas cylinder comprises a ball head 1, a first connecting piece 2, a fastening piece 6, a main shell 3 and a hand wheel 7, wherein the fastening piece 6 is arranged below the main shell 3, the hand wheel 7 is arranged below the fastening piece 6, the first connecting piece 2 penetrates through the main shell 3 and the fastening piece 6 to be connected with the hand wheel 7, the first connecting piece is provided with threads, the first connecting piece 2 and the fastening piece 6 are sealed by threads, the upper part of the first connecting piece 2 is exposed out of the main shell 3 and is provided with the ball head 1, and the ball head 1 adopts a fluorine rubber O-shaped ring for high-quality oxygen. Bulb 1 is connected with the steel cylinder valve, and gaseous can be such as oxygen, nitrogen gas, argon gas in the steel cylinder valve, and 2 lower extremes of connecting piece also are equipped with threaded connection has hand wheel 7, and hand wheel 7 adopts alloy plastic material, and 3 one sides of owner's shell are equipped with threaded connection 4, and threaded connection 4 also adopts thread seal with 3 insides of owner's shell, and threaded connection 4 one side is equipped with connecting piece two 5, and connecting piece one 2 and connecting piece two 5 are in the vertical state, and connecting piece two 5 partly is in threaded connection 4, and another part stretches out threaded connection 4 outer and the end is equipped with the screw thread, bulb 1 is connected with the steel cylinder valve, and connecting piece two 5 ends are equipped with screw thread and coupling hose.

Thread sealant is uniformly coated on the threads, so that the threads can be better sealed and fixed, the aging and corrosion of the threads can be prevented, and the cost is reduced. The bulb 1, the first connecting piece 2, the main shell 3, the threaded connecting piece 4, the second connecting piece 5 and the fastening piece 6 are all made of Hpb59-1 lead brass material.

The utility model discloses when using, run through main shell 3 with fastening plate 6 with connecting piece 2 and connect on hand wheel 7, it is fixed with threaded connection 4 through thread sealing main shell 3, the other end coupling hose in threaded connection 4 is fixed to the one end of connecting piece two 5, bulb 1 is connected with the steel bottle valve, can realize being connected of hose and steel bottle valve through connecting piece two 5 and bulb 1, gas in the steel bottle valve can be through bulb 1 to connecting piece two 5 again to main shell 3 in, can enter into in the hose through threaded connection 4 and connecting piece two 5.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a two universal joint for gas cylinder, includes bulb (1), connecting piece (2), mounting plate (6), main casing (3) and hand wheel (7), its characterized in that, main casing (3) below is equipped with mounting plate (6), and mounting plate (6) below is equipped with hand wheel (7), and connecting piece (2) run through main casing (3) and mounting plate (6) and are connected with hand wheel (7), the top of connecting piece (2) exposes outside main casing (3) and installs bulb (1), and main casing (3) one side is equipped with threaded connection spare (4), is equipped with connecting piece two (5) in threaded connection spare (4), and the partly of connecting piece two (5) stretches out threaded connection spare (4) and outside and be equipped with the screw thread, bulb (1) are connected with the steel cylinder valve, and connecting piece two (5) end is equipped with screw thread and connection hose.

2. A double universal joint for a gas cylinder according to claim 1, characterized in that the first connecting member (2) and the second connecting member (5) are in a vertical state, the first connecting member (2) and the fastening plate (6) are sealed by screw threads, the main housing (3) and the screw thread connecting member (4) are also sealed by screw threads, and the screw threads are uniformly coated with a screw thread sealant.

3. A double universal joint for gas cylinders according to claim 1, characterized in that the hand wheel (7) is made of alloy plastic material.

4. The double universal joint for the gas cylinder as claimed in claim 1, wherein the ball head (1) is soft sealed by an O-ring, and the O-ring is a high-quality fluorine glue O-ring for oxygen.

5. A double universal joint for gas cylinders according to claim 1, characterized in that the ball head (1), the first connecting piece (2), the main shell (3), the threaded connecting piece (4), the second connecting piece (5) and the fastening tab (6) are all made of Hpb59-1 lead brass material.