CN216483250U

CN216483250U - Gas flow sensor

Info

Publication number: CN216483250U
Application number: CN202123074652.4U
Authority: CN
Inventors: 陈锐葵
Original assignee: Guangzhou Minghong Automation Instrument Co ltd
Current assignee: Guangzhou Minghong Automation Instrument Co ltd
Priority date: 2021-12-09
Filing date: 2021-12-09
Publication date: 2022-05-10
Anticipated expiration: 2031-12-09

Abstract

The utility model discloses a gas flow sensor, including last breather pipe, the bottom movable mounting who goes up the breather pipe has lower breather pipe, it all is equipped with the spring arc groove to go up one side that breather pipe bottom surface is close to both ends, one side that the top surface of breather pipe is close to both ends down all is equipped with the spring arc groove, it all is equipped with spacing arc groove to go up the opposite side surface that the breather pipe bottom is equipped with the spring arc groove, the opposite side surface that the breather pipe top is equipped with the spring arc groove down all is equipped with spacing arc groove, the equal movable mounting in inside of spring arc groove has compression spring. The utility model discloses a cooperation of spring arc knot and spring arc groove makes the mode that breather pipe and lower breather pipe accessible rotate the driving lever, makes the spring arc detain from the inside rotation to the inside in spring arc groove of spacing arc groove, and then can separate from top to bottom last breather pipe and lower breather pipe, and the convenience washs the inner chamber of device cleanly, and can change the processing to the filter screen of inside.

Description

Gas flow sensor

Technical Field

The utility model relates to a gas flow sensor designs technical field, specifically is a gas flow sensor.

Background

With the rapid development of social economy, the use of a gas flow sensor has become one of the more common objects in daily life of people, and the gas flow sensor is a sensor capable of displaying accumulated flow, instantaneous flow, pressure and temperature. The gas flow sensor is widely applied, and greatly influences the development of various industries in society. Such as industrial production, scientific experiments, product quality assurance, production efficiency improvement, energy conservation, scientific and technological development promotion and the like.

However, when the existing gas flow sensor is used, the gas flow sensor is difficult to disassemble and separate, and further the inner cavity of the sensor is difficult to clean and clean, so that the gas flow sensor is very inconvenient; thus, the existing needs are not met, and a gas flow sensor is proposed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a gas flow sensor to the gas flow sensor who proposes in solving above-mentioned background art is difficult to dismantle the separation with it when using, and then is difficult to rinse clean operation, very inconvenient scheduling problem to the inner chamber of sensor.

In order to achieve the above object, the utility model provides a following technical scheme: a gas flow sensor comprises an upper breather pipe, a lower breather pipe is movably arranged at the bottom end of the upper breather pipe, one side of the bottom surface of the upper breather pipe close to the two ends is provided with a spring arc groove, one side of the top surface of the lower breather pipe close to the two ends is provided with a spring arc groove, the other side surface of the bottom end of the upper vent pipe, which is provided with the spring arc groove, is provided with a limit arc groove, the other side surface of the top end of the lower vent pipe, which is provided with the spring arc groove, is provided with a limit arc groove, compression springs are movably arranged inside the spring arc grooves, spring arc buckles are movably arranged inside the spring arc grooves, one end of each spring arc buckle is clamped into the limiting arc groove, the outer surfaces of the two ends of the upper vent pipe and the lower vent pipe are provided with vent pipe outer grooves, the outer surface of the spring arc buckle is fixedly provided with a shifting lever, and the shifting lever is clamped into the outer groove of the vent pipe.

Preferably, the inner wall surface of the upper vent pipe and the inner wall surface of the lower vent pipe are fixedly provided with fixed rods, the surface of each fixed rod is fixedly provided with a fixed hemisphere, the fixed hemisphere is in contact with the fixed hemisphere, the surface of the upper vent pipe is provided with a hemisphere clamping groove, the surface of the front side of the upper vent pipe is movably provided with a movable clamping pin, one end of the inner side of the movable clamping pin is fixedly provided with an S-shaped buckle, and the S-shaped buckle penetrates through the inner parts of the two hemisphere clamping grooves and is clamped into the inner parts of the two hemisphere clamping grooves.

Preferably, the central point on upper vent pipe top puts fixed mounting with the spliced pole, the top fixed mounting of spliced pole has the control cabinet, the rear side surface fixed mounting of control cabinet has the wire barrel.

Preferably, the inner sides of the spring arc buckles are respectively provided with a spring plunger, and the spring plungers are respectively clamped into the compression springs.

Preferably, the outer surfaces of the upper vent pipe and the lower vent pipe close to the two ends are respectively movably provided with a flange, and the outer surface of each flange is provided with a plurality of through holes.

Preferably, the filter screens are movably arranged in the upper vent pipe and the lower vent pipe.

Preferably, a bayonet handle is fixedly arranged at one end of the movable bayonet which is positioned at the outer side of the upper vent pipe and the lower vent pipe.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a cooperation of spring arc knot and spring arc groove makes upper breather pipe and lower breather pipe accessible rotate the mode of driving lever, makes the spring arc knot rotate to the inside of spring arc groove from the inside of spacing arc groove, and then can separate upper breather pipe and lower breather pipe from top to bottom, conveniently washs the inner chamber of device and cleans, and can change the processing to the filter screen of inside;

2. the utility model discloses a cooperation of S type buckle and fixed type hemisphere makes and goes up breather pipe and breather pipe down when the assembly, accessible activity bayonet lock insertion device' S inside, and then makes the S type buckle card on activity bayonet lock surface go into the inside of two hemisphere draw-in grooves, makes and goes up the position that breather pipe and breather pipe pass through the firm two of S type buckle down, prevents to go up to produce great gap between breather pipe and the breather pipe down, and leads to gas leakage.

Drawings

Fig. 1 is a schematic overall structure diagram of the present invention;

fig. 2 is a cross-sectional side view of the utility model as a whole;

fig. 3 is a partial cross-sectional side view of part a of the present invention;

fig. 4 is a partial sectional front view of part B of the present invention.

In the figure: 1. an upper vent pipe; 2. a lower vent pipe; 3. a flange; 4. connecting columns; 5. a console; 6. a wire connecting pipe; 7. a movable bayonet lock; 8. a bayonet handle; 9. an outer groove of the vent pipe; 10. a deflector rod; 11. fixing the rod; 12. a fixed hemisphere; 13. an S-shaped buckle; 14. a filter screen; 15. a spring arc groove; 16. a compression spring; 17. a spring arc buckle; 18. a hemispherical neck; 19. limiting arc grooves.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1 to 4, the present invention provides an embodiment: the utility model provides a gas flow sensor, including last breather pipe 1, the bottom movable mounting who goes up breather pipe 1 has breather pipe 2 down, it all is equipped with spring arc groove 15 to go up one side that 1 bottom surface of breather pipe is close to both ends, one side that the top surface of breather pipe 2 is close to both ends down all is equipped with spring arc groove 15, the opposite side surface that goes up 1 bottom of breather pipe and be equipped with spring arc groove 15 all is equipped with spacing arc groove 19, the opposite side surface that 2 tops of breather pipe are equipped with spring arc groove 15 down all is equipped with spacing arc groove 19, the equal movable mounting in inside of spring arc groove 15 has compression spring 16, the equal movable mounting in inside of spring arc groove 15 has spring arc to detain 17, the equal inside of spacing arc groove 19 of the equal card of one end of spring arc detain 17, the surface of going up

breather pipe

1 and 2 both ends of breather pipe all is equipped with breather pipe outer groove 9, the equal fixed mounting in outer surface of spring arc detain 17 has driving lever 10, driving lever 10 all blocks the inside of breather pipe outer groove 9.

Further, the inner wall surfaces of the upper vent pipe 1 and the lower vent pipe 2 are fixedly provided with fixing rods 11, the surfaces of the fixing rods 11 are fixedly provided with fixed hemispheroids 12, the surfaces of the two fixed hemispheroids 12 in contact are provided with hemispheroid clamping grooves 18, the front side surface of the upper vent pipe 1 is movably provided with a movable bayonet lock 7, one end of the inner side of the movable bayonet lock 7 is fixedly provided with an S-shaped buckle 13, and the S-shaped buckle 13 penetrates through the inner parts of the two hemispheroid clamping grooves 18 to be clamped into.

Through adopting above-mentioned technical scheme, through the cooperation of S type buckle 13 and fixed type hemisphere 12, make and go up breather pipe 1 and breather pipe 2 down and stabilize both positions through S type buckle 13, prevent to go up to produce great gap between breather pipe 1 and the breather pipe 2 down, and lead to gas leakage.

Furthermore, the center position on the top end of the upper vent pipe 1 is fixedly provided with a connecting column 4, the top end of the connecting column 4 is fixedly provided with a control console 5, and the rear side surface of the control console 5 is fixedly provided with a wiring pipe 6.

Further, spring plungers are arranged on the inner sides of the spring arc buckles 17 and clamped into the compression springs 16.

Through adopting above-mentioned technical scheme, through spring plunger's setting, make い of spring arc knot 17 more stable, prevent that the turned angle of spring arc knot 17 from taking place the deviation, and lead to its unable inside of rotating the card income spacing arc groove 19.

Further, go up

breather pipe

1 and 2 equal movable mounting in surface that are close to both ends of breather pipe have flange 3, and the surface of flange 3 is equipped with a plurality of through-holes.

Furthermore, the filter screens 14 are movably arranged in the upper breather pipe 1 and the lower breather pipe 2.

By adopting the technical scheme, impurities of the conveying gas are reduced by the filter screen 14 when the device operates.

Furthermore, a bayonet handle 8 is fixedly arranged at one end of the movable bayonet 7 positioned at the outer side of the upper vent pipe 1 and the lower vent pipe 2.

Through adopting above-mentioned technical scheme, through bayonet lock handle 8, make the staff can collude bayonet lock handle 8 with two fingers, conveniently take out movable bayonet lock 7 from the inside of device.

The working principle is as follows: when the device is used, the device is placed at a designated position, whether each part normally works is checked, the device enables the upper vent pipe 1 and the lower vent pipe 2 to rotate from the inside of the limiting arc groove 19 to the inside of the spring arc groove 15 in a mode of rotating the deflector rod 10 through the matching of the spring arc buckle 17 and the spring arc groove 15, the upper vent pipe 1 and the lower vent pipe 2 can be separated up and down, the inner cavity of the device is convenient to clean, the filter screen 14 in the inner part can be replaced, the upper vent pipe 1 and the lower vent pipe 2 can be inserted into the device through the movable bayonet lock 7 when being assembled through the matching of the S-shaped buckle 13 and the fixed hemispherical body 12, the S-shaped buckle 13 on the surface of the movable bayonet lock 7 can be clamped into the inside of the two body clamping grooves 18, and the upper vent pipe 1 and the lower vent pipe 2 can be fixed at the positions through the S-shaped buckle 13, prevent the gas leakage caused by the large gap between the upper breather pipe 1 and the lower breather pipe 2.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. A gas flow sensor, includes breather pipe (1), its characterized in that: the bottom end of the upper vent pipe (1) is movably provided with a lower vent pipe (2), one side of the bottom end surface of the upper vent pipe (1) close to the two ends is provided with a spring arc groove (15), one side of the top end surface of the lower vent pipe (2) close to the two ends is provided with a spring arc groove (15), the other side of the bottom end of the upper vent pipe (1) provided with the spring arc groove (15) is provided with a limit arc groove (19), the other side of the top end of the lower vent pipe (2) provided with the spring arc groove (15) is provided with a limit arc groove (19), the inner part of the spring arc groove (15) is movably provided with a compression spring (16), the inner part of the spring arc groove (15) is movably provided with a spring arc buckle (17), one end of the spring arc buckle (17) is clamped into the limit arc groove (19), the outer surfaces of the two ends of the upper vent pipe (1) and the lower vent pipe (2) are provided with vent pipe outer grooves (9), the outer surface of the spring arc buckle (17) is fixedly provided with a shifting lever (10), and the shifting lever (10) is clamped into the outer groove (9) of the vent pipe.

2. A gas flow sensor according to claim 1, wherein: go up the equal fixed mounting in inner wall surface of breather pipe (1) and lower breather pipe (2) inside has dead lever (11), the equal fixed mounting in surface of dead lever (11) has fixity type hemisphere (12), two the surface of fixity type hemisphere (12) contact all is equipped with hemisphere draw-in groove (18), the positive side surface movable mounting who goes up breather pipe (1) has movable bayonet lock (7), the inboard one end fixed mounting of activity bayonet lock (7) has S type buckle (13), S type buckle (13) run through the inside of card income two hemisphere draw-in grooves (18).

3. A gas flow sensor according to claim 1, wherein: go up the central point on breather pipe (1) top and put fixed mounting have spliced pole (4), the top fixed mounting of spliced pole (4) has control cabinet (5), the rear side surface fixed mounting of control cabinet (5) has wire barrel (6).

4. A gas flow sensor according to claim 1, wherein: the inner sides of the spring arc buckles (17) are provided with spring plungers which are clamped into the compression springs (16).

5. A gas flow sensor according to claim 1, wherein: go up breather pipe (1) and lower breather pipe (2) and be close to the equal movable mounting in surface at both ends and have flange (3), the surface of flange (3) is equipped with a plurality of through-holes.

6. A gas flow sensor according to claim 1, wherein: the interior of the upper vent pipe (1) and the interior of the lower vent pipe (2) are both movably provided with filter screens (14).

7. A gas flow sensor according to claim 2, wherein: one end of the movable bayonet (7) positioned at the outer sides of the upper vent pipe (1) and the lower vent pipe (2) is fixedly provided with a bayonet handle (8).