CN209962136U

CN209962136U - Gas mass flow controller with good dust filtering effect

Info

Publication number: CN209962136U
Application number: CN201920456450.XU
Authority: CN
Inventors: 杨兆宝
Original assignee: Wuxi Aituoli Electronic Technology Co Ltd
Current assignee: Wuxi Aituoli Electronic Technology Co Ltd
Priority date: 2019-04-07
Filing date: 2019-04-07
Publication date: 2020-01-17
Anticipated expiration: 2029-04-07

Abstract

The utility model discloses an effectual gas mass flow controller of dirt filter, including the controller, the intermediate junction of controller links up the structure, links up and is connected with the extension structure on one side of structure, and the extension structure is kept away from one of linking structure and is served and be connected with the instrument structure, and one of controller is served and is connected with the filter screen, links up structure internal connection and has secondary filtration structure, the utility model discloses the beneficial effect who reaches is: can fix the filter screen on the connecting plate through connecting the screw, because of set up on the filter screen and connect the corresponding hole groove of screw, when connecting plate and gas transmission pipeline are connected, can fix the filter screen between connecting plate and gas transmission pipeline through the screw, when following gas transmission pipeline to controller delivered gas, at first can pass through the filter screen, carry out preliminary filtration, can be with the firm connection of secondary filter structure in linking the structure through the fixation clamp version, keep away from the one end fixedly connected with backplate of intake pipe in linking the structure.

Description

Gas mass flow controller with good dust filtering effect

Technical Field

The utility model relates to a flow controller, in particular to gas mass flow controller that dirt effect is good belongs to filtration technical field for air flow controller.

Background

When carrying out gas mass flow and examining, in order to carry out the detection of quality better, generally all can install the controller, can real-time measuring gas through the controller, and can detect the composition that contains in the gas, and can carry out on-off control as required, gas mass flow detects and need draws gas from appointed place, through counter and control, last output detection data, but when gas process controller, some small-size or micro-particles that carry in the gas can accumulate in the controller, will influence the normal function of control in the past for a long time, influence flow detection result and cause the jam even, for solving foretell technical problem, the utility model provides a gas mass flow controller that the dirt effect is good.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome prior art's defect, provide a gas mass flow controller that the dirt effect is good, can the foretell technical problem of effectual solution.

In order to solve the technical problem, the utility model provides a following technical scheme:

the utility model relates to an effectual gas mass flow controller of dirt filtering, which comprises a controller, the intermediate junction of controller links up the structure, be connected with the extension structure on one side of linking up the structure, the extension structure is kept away from one of linking up the structure and is served and be connected with the instrument structure, one of controller is served and is connected with the filter screen, it has the secondary filtration structure to link up structure internal connection.

As a preferred technical scheme of the utility model, the controller includes intake pipe and outlet duct, fixedly connected with connecting plate on the one end outer wall of outlet duct is kept away from to the intake pipe, the connection screw has been seted up on the connecting plate, the filter screen is connected with the connecting plate, it is between intake pipe and outlet duct to link up structure fixed connection.

As a preferred technical scheme, it includes the mounting groove to link up the structure, the mounting groove is seted up in the middle of linking up the structure, equal fixedly connected with expanding spring on the inner wall that the inner wall of mounting groove is relative, expanding spring's front end fixedly connected with solid fixed splint, solid fixed splint keep away from expanding spring's one end is slope shape structure, link up one of structure near the outlet duct and serve fixedly connected with backplate, it can be connected with secondary filtration structure to link up the inside.

As an optimized technical scheme of the utility model, state extension structure fixed connection on linking up the outer wall of structure and communicate with each other with linking up the structure, extension structure keeps away from fixedly connected with splice plate on the one end outer wall that links up the structure, the concatenation screw has been seted up on the splice plate.

As the utility model discloses a preferred technical scheme, the instrument structure includes the buttcover plate, fixedly connected with sealing rubber on the opposite one side of buttcover plate and extension structure, there is the set screw through threaded connection on the buttcover plate.

As a preferred technical scheme of the utility model, secondary filtration is including connecting the shell, the fixed slot has been seted up in the middle of connecting the shell outer wall, fixed slot and solid fixed splint detachable connection, it has the filter core to connect the inside fixed link joint of shell, the filter core is the cotton preparation of filtration.

The utility model discloses the beneficial effect who reaches is: can fix the filter screen on the connecting plate through connecting the screw, because of set up on the filter screen and connect the corresponding hole groove of screw, when connecting plate and gas transmission pipeline are connected, can fix the filter screen between connecting plate and gas transmission pipeline through the screw, when following gas transmission pipeline to controller carrier gas, at first can pass through the filter screen, carry out preliminary filtration, can be with the firm connection of secondary filter structure in linking up the structure through the fixation clamp version, the one end fixedly connected with backplate of intake pipe is kept away from to linking up the structure, can provide the support for secondary filter structure through the backplate, make secondary filter structure connect more stable, fixedly connected with filter core in connecting the shell, can filter gas through the filter core, gas passes through outlet duct discharge after filtering.

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 perspective view of the present invention;

FIG. 2 is a schematic view of the exploded perspective structure of the present invention;

fig. 3 is a schematic top plan view of the engagement structure of the present invention;

fig. 4 is a schematic perspective view of the filter structure of the present invention.

In the figure: 1. a controller; 11. an air inlet pipe; 12. an air outlet pipe; 13. a connecting plate; 14. a connecting screw hole; 2. a linking structure; 21. mounting grooves; 22. a tension spring; 23. fixing the clamping plate; 24. a tailgate; 3. an extension structure; 31. splicing plates; 32. Splicing screw holes; 4. an instrument structure; 41. a butt plate; 42. fixing screws; 43. sealing rubber; 5. filtering with a screen; 6. a secondary filtering structure; 61. connecting the shell; 62. a filter element; 63. and fixing the grooves.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

Example 1

As shown in fig. 1-4, a gas mass flow controller with good dust filtering effect comprises a controller 1, wherein the middle of the controller 1 is connected with a linking structure 2, one side of the linking structure 2 is connected with an extending structure 3, one end of the extending structure 3 far away from the linking structure 2 is connected with an instrument structure 4, one end of the controller 1 is connected with a filter screen 5, and the inside of the linking structure 2 is connected with a secondary filtering structure 6.

The controller 1 comprises an air inlet pipe 11 and an air outlet pipe 12, a connecting plate 13 is fixedly connected to the outer wall of one end of the air inlet pipe 11, which is far away from the air outlet pipe 12, a connecting screw hole 14 is formed in the connecting plate 13, a filter screen 5 is connected with the connecting plate 13, a linking structure 2 is fixedly connected between the air inlet pipe 11 and the air outlet pipe 12, the linking structure 2 comprises a mounting groove 21, the mounting groove 21 is formed in the middle of the linking structure 2, telescopic springs 22 are fixedly connected to the inner walls, which are opposite to the inner walls of the mounting groove 21, the front ends of the telescopic springs 22 are fixedly connected with a fixing clamp plate 23, one end of the fixing clamp plate 23, which is far away from the telescopic springs 22, is of a slope-shaped structure, a rear baffle plate 24 is fixedly connected to one end of the linking structure 2, a secondary filtering structure 6 can be connected to the inside of the linking structure, the splicing screw hole 32 has been seted up on the splice plate 31, instrument structure 4 includes the butt-joint plate 41, fixedly connected with sealing rubber 43 on the butt-joint plate 41 and the relative one side of extension structure 3, there is set screw 42 through threaded connection on the butt-joint plate 41, secondary filter structure 6 is including connecting shell 61, fixed slot 63 has been seted up in the middle of connecting shell 61 outer wall, fixed slot 63 and the detachable connection of fixed splint 23, the inside fixed connection of connecting shell 61 has filter core 62, filter core 62 is the preparation of filtration cotton.

Specifically, an air inlet pipe 11 is fixedly connected to one end of a controller 1, a connecting plate 13 is fixedly connected to the outer wall of one end of the air inlet pipe 11, a connecting screw hole 14 is formed in the connecting plate 13, a filter screen 5 can be fixed to the connecting plate 13 through the connecting screw hole 14, a hole groove corresponding to the connecting screw hole 14 is formed in the filter screen 5, when the connecting plate 13 is connected with a gas pipeline, the filter screen 5 can be fixed between the connecting plate 13 and the gas pipeline through screws, when gas is conveyed from the gas pipeline to the controller 1, primary filtering is performed through the filter screen 5, a connecting structure 2 is fixedly connected to one end of the air inlet pipe 11 far away from the connecting plate 13, a mounting groove 21 is formed in the middle of the connecting structure 2, telescopic springs 22 are fixedly connected to four opposite sides in the middle of the mounting groove 21, and a fixing clamp plate 23 is fixedly connected to the front end of the telescopic, the secondary filtering structure 6 can be firmly connected in the connecting structure 2 through the fixed clamping plate 23, the end of the connecting structure 2 far away from the air inlet pipe 11 is fixedly connected with the rear baffle plate 24, the secondary filtering structure 6 can be supported through the rear baffle plate 24, the connection of the secondary filtering structure 6 is more stable, the front end of the fixed clamping plate 23 is of a slope structure, the disassembly and the assembly of the secondary filtering structure 6 are more convenient, the gas is conveyed to the secondary filtering structure 6 through the air inlet pipe 11 after being primarily filtered by the filter screen 5, secondary filtering is carried out through the secondary filtering structure 6, small or micro particles carried in the gas can be filtered and intercepted, the accumulation in the controller 1 is avoided, the filter screen 5 and the secondary filtering structure 6 are periodically replaced, the secondary filtering structure 6 comprises a connecting shell 61, and a fixed groove 63 is formed in the middle of the outer wall of the connecting shell 61, the fixed splint 23 advances to fix in the fixed slot 63 through expanding spring 22, fixedly connected with filter core 62 in connecting shell 61, can filter gas through filter core 62, and instrument structure 4 passes through dock leveler 41 and set screw 42 and extension structure 3 firm connection, and at the bottom fixedly connected with sealing rubber 43 of dock leveler 41, can increase the leakproofness that instrument structure 4 and extension structure 3 are connected, and gas passes through outlet duct 12 after filtering and discharges.

Finally, it should be noted that: 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 an effectual gas mass flow controller of dirt, a serial communication port, including controller (1), the intermediate junction of controller (1) has linking structure (2), be connected with extending structure (3) on one side of linking structure (2), extending structure (3) are kept away from one of linking structure (2) and are served and are connected with instrument structure (4), one of controller (1) is served and is connected with filter screen (5), linking structure (2) internal connection has secondary filtration (6).

2. The gas mass flow controller with good dust filtering effect according to claim 1, wherein the controller (1) comprises an air inlet pipe (11) and an air outlet pipe (12), a connecting plate (13) is fixedly connected to the outer wall of one end, far away from the air outlet pipe (12), of the air inlet pipe (11), a connecting screw hole (14) is formed in the connecting plate (13), the filter screen (5) is connected with the connecting plate (13), and the connecting structure (2) is fixedly connected between the air inlet pipe (11) and the air outlet pipe (12).

3. The gas mass flow controller with good dust filtering effect according to claim 1, wherein the linking structure (2) comprises a mounting groove (21), the mounting groove (21) is arranged in the middle of the linking structure (2), the inner walls of the mounting groove (21) opposite to the inner wall are fixedly connected with expansion springs (22), the front ends of the expansion springs (22) are fixedly connected with fixing clamping plates (23), one ends of the fixing clamping plates (23) far away from the expansion springs (22) are of slope-shaped structures, one ends of the linking structure (2) close to the air outlet pipe (12) are fixedly connected with rear baffle plates (24), and a secondary filtering structure (6) can be connected inside the linking structure (2).

4. The gas mass flow controller with good dust filtration effect according to claim 1, wherein the extension structure (3) is fixedly connected to the outer wall of the connection structure (2) and communicated with the connection structure (2), a splice plate (31) is fixedly connected to the outer wall of one end of the extension structure (3) far away from the connection structure (2), and a splicing screw hole (32) is formed in the splice plate (31).

5. A gas mass flow controller with good dust filtration effect according to claim 1, wherein the meter structure (4) comprises a butt plate (41), a sealing rubber (43) is fixedly connected to one side of the butt plate (41) opposite to the extension structure (3), and a fixing screw (42) is connected to the butt plate (41) through a thread.

6. The gas mass flow controller with good dust filtration effect according to claim 3, wherein the secondary filtering structure (6) comprises a connecting shell (61), a fixing groove (63) is formed in the middle of the outer wall of the connecting shell (61), the fixing groove (63) is detachably connected with the fixing clamp plate (23), a filter element (62) is fixedly connected inside the connecting shell (61), and the filter element (62) is made of air filter cotton.