CN215981299U

CN215981299U - A pipeline connection structure for electron gas mixture

Info

Publication number: CN215981299U
Application number: CN202121998186.6U
Authority: CN
Inventors: 林坤; 王亚峰; 马朝选; 闫云
Original assignee: Peric Special Gases Co Ltd
Current assignee: Peric Special Gases Co Ltd
Priority date: 2021-08-24
Filing date: 2021-08-24
Publication date: 2022-03-08
Anticipated expiration: 2031-08-24

Abstract

The utility model provides a pipeline connecting structure for electronic mixed gas, which comprises a first mounting disc and a second mounting disc, wherein the first mounting disc and the second mounting disc are movably and detachably connected through a mounting nail, a mounting sleeve is fixed on the first mounting disc, a cavity is arranged in the mounting nail, a cushion block is arranged at the bottom in the mounting nail, a groove is formed in the upper end of the cushion block, limiting blocks are fixed on two sides of the cushion block, and an extending mechanism is arranged at the upper ends of the limiting blocks. The utility model simplifies the connection work of the pipelines, improves the installation efficiency of the pipelines, saves the labor cost, has wide application range and high practicability.

Description

A pipeline connection structure for electron gas mixture

Technical Field

The utility model relates to a pipeline connecting device, in particular to a pipeline connecting structure for electronic mixed gas.

Background

An electronic mixed gas, which is a mixture of gases containing two or more effective components or gases containing less than a predetermined limit in content although they are not effective components, plays an indispensable role in the microelectronics industry such as semiconductors and integrated circuits. The electronic mixed gas needs to be transmitted by a pipeline, the connection mode of the pipeline has important influence on the sealing effect and the safety of the pipeline, and the existing pipeline connection mode comprises flange connection, socket joint connection, quick connector connection and the like. However, these connection methods have certain defects, the connection process is complicated, and the installation workload is large, so that a pipeline connection structure for electronic mixed gas needs to be designed.

SUMMERY OF THE UTILITY MODEL

The technical problem to be solved by the utility model is to provide a pipeline connecting structure for electronic mixed gas, aiming at the defects of the prior art, the device has the advantages of scientific and reasonable structural design, simple and convenient installation, good sealing effect, firm and reliable connection and popularization and use.

In order to solve the technical problems, the utility model adopts the technical scheme that: a pipeline connecting structure for electronic mixed gas is characterized by comprising a first mounting disc, a second mounting disc and a mounting sleeve, wherein one end face of the first mounting disc is fixedly connected with the mounting sleeve, the other opposite end face of the first mounting disc is detachably connected with the second mounting disc through a plurality of mounting nails, the first mounting disc, the second mounting disc and the mounting sleeve are fixedly sleeved on the outer peripheral side of a gas transmission pipeline, a cavity is formed in the mounting nail, a cushion block is arranged at the central position of the bottom of the cavity, limiting blocks are arranged on two sides of the cushion block, a sliding cavity is formed between the cushion block and the two limiting blocks, a transverse plate is arranged in the sliding cavity in a sliding mode, a groove is formed in the cushion block, a vertical rod is fixedly connected to the lower end face of the transverse plate, a spring is sleeved on the vertical rod, the vertical rod is in sliding fit with the groove, and a connecting rod is fixedly connected to the upper end face of the transverse plate, connecting rod fixedly connected with round bar, the round bar is worn out the top surface of installation nail simultaneously and is pressed a briquetting fixed connection, be provided with the spacing sleeve pipe spacing to the round bar in the cavity, be provided with two sets of mechanisms that extend on the stopper.

Preferably, extend the mechanism and include dwang and L type pole, the dwang rotates to be installed in the installation nail, the dwang passes the corner and the L type pole fixed connection of L type pole, shorter one end is located between round bar and the diaphragm on the L type pole, be provided with the gag lever post that is used for the long end of spacing L type pole in the installation nail, the opening that supplies longer one end to come in and go out on the L type pole is seted up to the symmetry on the lateral wall of installation nail, when pressing down the briquetting, the round bar drives the diaphragm and when reciprocating, and the L type pole short-end of centre gripping between round bar and diaphragm is driven and revolutes the pole rotation, makes the long-end rotation of L type pole stretch out the opening, through the biggest opening and shutting angle of gag lever post restriction L type pole.

Preferably, a plurality of first through-holes have been seted up to annular array on the second mounting disc, seted up on the first mounting disc with first through-hole complex second through-hole, set up in the installation sleeve with second through-hole complex blind hole, the installation nail passes first through-hole, second through-hole and blind hole simultaneously, the screw thread is seted up to installation nail side week side, connecting nut on the screw thread makes the installation nail fixed through screwing up the nut after wearing to establish the installation nail, prevents to become flexible through the supplementary further fixed mounting nail of extension mechanism, and only needs to press a pressing block easy operation convenience, and the installation effectiveness is high.

Preferably, a third through hole is formed in the top surface of the mounting nail, the round rod penetrates through the third through hole and is fixedly connected with the pressing block, and the cross section of the pressing block is larger than the diameter of the third through hole.

Preferably, the first mounting plate, the second mounting plate and the mounting sleeve are all provided with fourth through holes corresponding in position, the gas transmission pipes penetrate through the three fourth through holes simultaneously, each gas transmission pipe comprises a first gas transmission pipe and a second gas transmission pipe, the first gas transmission pipes are located in the fourth through holes in the first mounting plate and the mounting sleeve, the second gas transmission pipes are located in the fourth through holes in the second mounting plate, and the first gas transmission pipes and the second gas transmission pipes are connected in an interference fit manner.

Preferably, a sealing gasket is arranged between the second gas transmission pipe and the fourth through hole in the second mounting plate.

Compared with the prior art, the utility model has the following advantages:

1. the pipeline fixing device is simple and reasonable in structural design and strong in practicability, can quickly fix pipelines to be connected through the matching of the mounting nails and the screw caps, is convenient and quick, simplifies the pipeline mounting work, and saves the labor input cost.

2. The utility model has flexible structural design and strong practicability, can be suitable for the connection requirements of pipelines with various sizes, and saves the cost.

The present invention will be described in further detail with reference to the accompanying drawings and examples.

Drawings

Fig. 1 is a schematic structural view of the present invention in an installation connection state.

Fig. 2 is a schematic structural view of the present invention in an unconnected state.

Fig. 3 is a front view of the installation nail of the present invention.

FIG. 4 is a schematic view of the internal structure of the staple extending mechanism of the present invention when open.

FIG. 5 is a schematic view of the internal structure of the present invention when the staple extending mechanism is closed.

FIG. 6 is a side view of the present invention in a connected state.

Description of reference numerals:

1, installing a nail; 2, opening; 3-an L-shaped rod;

4-a spring; 5, a cushion block; 6, pressing block;

7, a limiting sleeve; 8-round bar; 9-a connecting rod;

10-a transverse plate; 11-rotating rod; 12-a limiting rod;

13-a vertical rod; 14, a limiting block; 15-screw cap;

16-screw thread; 17-installing a sleeve; 18 — a first mounting plate;

19-a second mounting plate; 20-a first gas delivery tube; 21-second gas delivery pipe;

22-sealing gasket.

Detailed Description

As shown in fig. 1 to 6, the gas pipeline sealing device comprises a first mounting disc 18, a second mounting disc 19 and a mounting sleeve 17, wherein the left end face of the first mounting disc 18 is fixedly connected with the mounting sleeve 17, the right end face of the first mounting disc 18 is detachably connected with the second mounting disc 19 through four mounting nails 1, the first mounting disc 18, the second mounting disc 19 and the mounting sleeve 17 are fixedly sleeved on the outer peripheral side of a gas transmission pipeline, a cavity is formed in the mounting nail 1, a cushion block 5 is fixedly arranged at the bottom center of the cavity, limit blocks 14 are fixedly arranged at two sides of the cushion block 5, a sliding cavity is formed between the cushion block 5 and the two limit blocks 14, a transverse plate 10 is slidably arranged in the sliding cavity, a groove is formed in the cushion block 5, the lower end face of the transverse plate 10 is fixedly connected with the top end of a vertical rod 13, a spring 4 is sleeved on the outer peripheral side of the vertical rod 13, and the bottom end of the vertical rod 13 is in sliding fit with the groove, spring 4 is in compression, tensile or balanced state when the montant 13 stretches into the different degree of depth in the recess, the bottom of the up end fixedly connected with connecting rod 9 of diaphragm 10, the bottom of the top fixed connection round bar 8 of connecting rod 9, the top surface of installing nail 1 is worn out on the top of round bar 8 and is pressed according to 6 fixed connection of briquetting, be provided with in the cavity to the spacing sleeve pipe 7 of round bar 8, spacing sleeve pipe 7 is fixed to be set up on the inner wall of installing nail 1, the last slide opening of having seted up with 8 sliding fit of round bar of spacing sleeve pipe 7, is in on the axis of installing nail all the time by 7 control round bar 8 of spacing sleeve pipe, be provided with two sets of extension mechanisms on the stopper 14.

In this embodiment, the stretching mechanism includes a rotating rod 11 and an L-shaped rod 3, the rotating rod 11 is rotatably installed in the installation nail 1, both ends of the rotating rod 11 are rotatably installed in the side wall of the installation nail 1, the rotating rod 11 passes through the corner of the L-shaped rod 3 and is fixedly connected with the L-shaped rod 3, the shorter end of the L-shaped rod 3 is located between the round rod 8 and the transverse plate 10, a limiting rod 12 for limiting the long end of the L-shaped rod 3 is provided in the installation nail 1, both ends of the limiting rod 12 are fixedly connected to the inner wall of the installation nail 1, the side wall of the installation nail 1 is symmetrically provided with an opening 2 for the longer end of the L-shaped rod 3 to come in and go out, when the pressing block 6 is pressed, the round rod 8 drives the transverse plate 10 to move up and down, the short end of the L-shaped rod 3 clamped between the round rod 8 and the transverse plate 10 is driven to rotate around the rotating rod 11, so that the long end of the L-shaped rod 3 rotates to extend out of the opening 2, the limiting rod 12 limits the maximum opening and closing angle of the L-shaped rods 3, and the long ends of the two L-shaped rods 3 extending out of the mounting nail 1 are clamped on the first mounting plate 18 to play a role in assisting fixed connection.

In this embodiment, annular array has seted up a plurality of first through-holes on the second mounting disc 19, set up on the first mounting disc 18 with first through-hole complex second through-hole, set up the blind hole that corresponds with second through-hole position in the installation sleeve pipe 17, the diameter of blind hole is greater than the second through-hole, and the blind hole of great diameter can provide the activity space that extends the mechanism, first through-hole, second through-hole and blind hole are passed simultaneously to installation nail 1, screw 16 is seted up to installation nail 1 side week side, connecting nut 15 on the screw 16, wear to establish and make installation nail 1 fixed through screwing up nut 15 behind the installation nail 1, further fixed mounting nail 1 through the assistance that extends the mechanism prevents to appear becoming flexible, and only need press the briquetting 6 simple operation convenience, and the installation effectiveness is high.

In this embodiment, a third through hole is formed in the top surface of the mounting nail 1, the round rod 8 penetrates through the third through hole and is fixedly connected with the pressing block 6, and the cross-sectional size of the pressing block 6 is larger than the diameter of the third through hole.

In this embodiment, the first mounting disk 18, the second mounting disk 19 and the mounting sleeve 17 are respectively provided with fourth through holes corresponding in position, the gas transmission pipes are simultaneously inserted into the three fourth through holes, each gas transmission pipe includes a first gas transmission pipe 20 and a second gas transmission pipe 21, the first gas transmission pipe 20 is located in the fourth through holes of the first mounting disk 18 and the mounting sleeve 17, the second gas transmission pipe 21 is located in the fourth through hole of the second mounting disk 19, and the first gas transmission pipe 20 and the second gas transmission pipe 21 are connected in an interference fit manner.

In this embodiment, a sealing gasket 22 is disposed between the second gas delivery pipe 21 and the fourth through hole of the second mounting plate 19.

When the electronic mixed gas pipeline needs to be installed, a first installation disc 18 is aligned with a second installation disc 19, then a pressing block 6 is pressed, the pressing block 6 moves downwards to drive a round rod 8 to move downwards, then the long end of an L-shaped rod 3 positioned between the round rod 8 and a transverse plate 10 is driven to move, so that the long end of the L-shaped rod 3 is retracted into an installation nail 1, then the installation nail 1 is sequentially inserted into a second through hole and a blind hole, the pressing block 6 is loosened, at the moment, a spring 4 is unfolded to drive a vertical rod 13 to move upwards, then the transverse plate 10 is driven to move upwards, so that the long end of the L-shaped rod 3 extends out of the installation nail 1, at the moment, the long end of the L-shaped rod 3 abuts against one side of the first installation disc 18, then the nut 15 is rotated to complete the connection of the pipeline, when the pipeline needs to be installed and disassembled, the nut 15 is unscrewed, then the pressing block 6 is pressed, so that the long end of the L-shaped rod 3 is retracted into the installation nail 1, and then the installation nail 1 is removed, the disassembly of the pipeline can be completed.

The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention in any way. Any simple modifications, alterations and equivalent changes made to the above embodiments according to the technical essence of the present invention are still within the scope of the technical solution of the present invention.

Claims

1. The pipeline connecting structure for the electronic mixed gas is characterized by comprising a first mounting disc (18), a second mounting disc (19) and a mounting sleeve (17), wherein one end face of the first mounting disc (18) is fixedly connected with the mounting sleeve (17), the other opposite end face of the first mounting disc (18) is detachably connected with the second mounting disc (19) through a plurality of mounting nails (1), the first mounting disc (18), the second mounting disc (19) and the mounting sleeve (17) are fixedly sleeved on the outer peripheral side of a gas transmission pipeline, a cavity is formed in the mounting nails (1), a cushion block (5) is arranged at the center of the bottom of the cavity, limiting blocks (14) are arranged on two sides of the cushion block (5), a sliding cavity is formed between the cushion block (5) and the two limiting blocks (14), a transverse plate (10) is arranged in the sliding cavity in a sliding manner, a groove is formed in the cushion block (5), lower terminal surface fixed connection montant (13) of diaphragm (10), cup joint spring (4) on montant (13), montant (13) and recess sliding fit, up end fixedly connected with connecting rod (9) of diaphragm (10), connecting rod (9) fixedly connected with round bar (8), the top surface of installing nail (1) is worn out simultaneously in round bar (8) and is pressed according to briquetting (6) fixed connection, be provided with in the cavity spacing sleeve pipe (7) to round bar (8), be provided with two sets of extension mechanisms on stopper (14).

2. The pipeline connecting structure for the electronic mixed gas as claimed in claim 1, wherein the extending mechanism comprises a rotating rod (11) and an L-shaped rod (3), the rotating rod (11) is rotatably installed in the installation nail (1), the rotating rod (11) is fixedly connected with the corner of the L-shaped rod (3), the short end of the L-shaped rod (3) is located between the round rod (8) and the transverse plate (10), a limiting rod (12) used for limiting the long end of the L-shaped rod (3) is arranged in the installation nail (1), and an opening (2) for the long end of the L-shaped rod (3) to come in and go out is symmetrically formed in the side wall of the installation nail (1).

3. The pipe connection structure for electronic air-fuel mixture according to claim 1, wherein a plurality of first through holes are formed in the second mounting plate (19) in an annular array, second through holes matched with the first through holes are formed in the first mounting plate (18), blind holes matched with the second through holes are formed in the mounting sleeve (17), the mounting nail (1) simultaneously penetrates through the first through holes, the second through holes and the blind holes, threads (16) are formed on the outer peripheral side of the mounting nail (1), and nuts (15) are connected to the threads (16).

4. The pipe connection structure for the electronic mixed gas as claimed in claim 1, wherein a third through hole is formed in the top surface of the mounting nail (1), the round rod (8) passes through the third through hole and is fixedly connected with the pressing block (6), and the cross-sectional dimension of the pressing block (6) is larger than the diameter of the third through hole.

5. The pipeline connecting structure for the electronic mixed gas as claimed in claim 1, wherein the first mounting plate (18), the second mounting plate (19) and the mounting sleeve (17) are respectively provided with a fourth through hole corresponding in position, the gas transmission pipelines are simultaneously arranged in the three fourth through holes in a penetrating manner, each gas transmission pipeline comprises a first gas transmission pipeline (20) and a second gas transmission pipeline (21), the first gas transmission pipeline (20) is positioned in the fourth through holes on the first mounting plate (18) and the mounting sleeve (17), the second gas transmission pipeline (21) is positioned in the fourth through holes on the second mounting plate (19), and the first gas transmission pipeline (20) and the second gas transmission pipeline (21) are connected in an interference fit manner.

6. The pipe connection structure for an electronic mixed gas as claimed in claim 5, wherein a sealing gasket (22) is provided between the second gas delivery pipe (21) and the fourth through hole of the second mounting plate (19).