CN216144693U

CN216144693U - Be applied to analysis appearance of acid-base waste gas

Info

Publication number: CN216144693U
Application number: CN202121820207.5U
Authority: CN
Inventors: 潘道中; 朱晓红
Original assignee: Jiangsu Lezhu Environmental Protection Technology Co ltd
Current assignee: Jiangsu Lezhu Environmental Protection Technology Co ltd
Priority date: 2021-08-05
Filing date: 2021-08-05
Publication date: 2022-03-29
Anticipated expiration: 2031-08-05

Abstract

The utility model discloses an analyzer applied to acid-base waste gas, and particularly relates to the field of gas analyzers, which comprises an analyzer body, wherein an analysis cavity is arranged in the analyzer body, a connecting pipe is arranged on one side of the analyzer body and fixedly connected with the analyzer body, a suction mechanism is arranged at the top end of the connecting pipe and comprises a fixed cover, the fixed cover is arranged at the top of the analyzer body and fixedly connected with the analyzer body, a fixed box is fixedly connected to one side of the fixed cover and arranged at the top of the connecting pipe, and the fixed box is fixedly connected with the connecting pipe. According to the utility model, the fixed diaphragm is arranged in the fixed box to separate the first cavity from the second cavity, the fixed diaphragm is blown to suck air in the second cavity, and acid-base waste gas only flows through the second cavity without corroding mechanical structures and electrical components on the other side of the fixed diaphragm.

Description

Be applied to analysis appearance of acid-base waste gas

Technical Field

The utility model relates to the field of gas analyzers, in particular to an analyzer applied to acid-base waste gas.

Background

The gas analyzer is a flow analysis instrument for measuring gas components, and generally works based on the infrared absorption principle of gas, that is, gas molecules consisting of multiple atoms absorb infrared light energy in a proportional relation with gas concentration within a certain specific wavelength range, the type of gas can be distinguished by measuring the absorption spectrum, and the concentration of the gas to be measured can be determined by measuring the absorption intensity.

At present, the collection pipeline and the detection cavity are usually subjected to anti-corrosion treatment by the conventional gas analyzer, however, the gas inlet mechanism inside the gas analyzer is usually formed by various mechanical parts and electronic elements, the gas analyzer is poor in acid-base corrosion resistance, and acid-base waste gas easily enters the gas analyzer, so that the service life of the gas analyzer is shortened.

Therefore, it is necessary to develop an analyzer for acid-base exhaust gas to solve the above problems.

Disclosure of Invention

The utility model aims to provide an analyzer applied to acid-base waste gas, which separates a first cavity from a second cavity by arranging a fixed diaphragm in a fixed box, enables the second cavity to suck gas by the blowing of the fixed diaphragm, enables the acid-base waste gas to only flow through the second cavity, and can not corrode a mechanical structure and an electrical element on the other side of the fixed diaphragm, thereby solving the defects in the technology.

In order to achieve the above purpose, the utility model provides the following technical scheme: an analyzer applied to acid-base waste gas comprises an analyzer body, wherein an analysis cavity is arranged in the analyzer body, a connecting pipe is arranged on one side of the analyzer body and fixedly connected with the analyzer body, and a suction mechanism is arranged at the top end of the connecting pipe;

the air suction mechanism comprises a fixed cover, the fixed cover is arranged at the top of the analyzer body and fixedly connected with the analyzer body, one side of the fixed cover is fixedly connected with a fixed box, the fixed box is arranged at the top of a connecting pipe and fixedly connected with the connecting pipe, a fixed diaphragm is arranged in the fixed box and fixedly connected with the fixed box, the top of the fixed box is fixedly connected with an exhaust pipe, valve components are arranged at the top and the bottom of the fixed box, a fixed cylinder is arranged at one side of the fixed box and fixedly connected with the fixed box, a piston is arranged in the fixed cylinder and matched with the fixed cylinder, a movable rod is arranged at one side of the piston and fixedly connected with the piston, and a movable component is arranged at one end of the movable rod, which is far away from the piston;

the valve member includes the movable block, a plurality of air discharge ducts have been seted up to the movable block outer wall, and a plurality of air discharge ducts are annular array distribution about the movable block the central axis, the movable block shape sets up to cylindric, movable block quantity sets up two, and two movable blocks are established respectively inside connecting pipe and blast pipe, two movable blocks respectively with connecting pipe and blast pipe sliding connection, the movable block bottom is equipped with solid fixed ring, the movable block top is equipped with spacing.

Preferably, the movable assembly comprises a movable plate, the movable plate is arranged at one end, far away from the piston, of the movable rod, the movable plate is fixedly connected with the movable rod, the movable plate is arranged at the top of the analyzer body, and the movable plate is connected with the analyzer body in a sliding mode.

Preferably, the rear side of the movable plate is provided with a motor, the motor is fixedly connected to the top of the analyzer body, an output shaft of the motor is fixedly connected with a turntable, and the turntable is arranged on the rear side of the movable plate.

Preferably, the front side of the rotary table is provided with a sliding block, the sliding block is fixedly connected with the rotary table, the surface of the movable plate is provided with a sliding groove matched with the sliding block, the sliding block is arranged inside the sliding groove, and the sliding block is connected with the sliding groove in a sliding manner.

Preferably, the analyzer body and one side of the fixed cover corresponding to the movable plate are both provided with a limiting groove, and the movable plate is connected with the limiting groove in a sliding manner.

Preferably, solid fixed ring quantity sets up to two, two solid fixed rings respectively with connecting pipe and blast pipe fixed connection, gu fixed ring outer lane diameter equals the movable block diameter, gu the interval of fixed ring inner circle and outer lane is greater than the degree of depth of air discharge duct.

Preferably, the number of the limiting frames is two, and the two limiting frames are respectively and fixedly connected with the connecting pipe and the exhaust pipe.

Preferably, a collection tube is arranged on one side of the analyzer body, which is far away from the connecting tube, and the collection tube is communicated with the analysis cavity.

Preferably, a first cavity and a second cavity are arranged inside the fixing box, the first cavity and the second cavity are respectively arranged on two sides of the fixing diaphragm, the first cavity is communicated with the fixing cylinder, and the second cavity is respectively communicated with the connecting pipe and the exhaust pipe.

In the technical scheme, the utility model provides the following technical effects and advantages:

through set up fixed diaphragm in fixed box inside, separate first cavity and second cavity, through fixed diaphragm drumming, make the second cavity breathe in, acid-base waste gas only flows through the second cavity, can not lead to the fact the corruption to the mechanical structure and the electrical components of fixed diaphragm opposite side, has improved the corrosion resistance of analysis appearance, has increased the life of analysis appearance.

Drawings

For a clearer explanation of the embodiments of the present application or technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to the drawings.

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the internal structure of the fixing cover according to the present invention;

FIG. 3 is a front cross-sectional view of the present invention;

FIG. 4 is a schematic view of the overall structure of the valve assembly of the present invention;

FIG. 5 is an enlarged view of the portion A of FIG. 3 according to the present invention.

Description of reference numerals:

the analyzer comprises an analyzer body 1, an analysis cavity 2, a connecting pipe 3, a fixed cover 4, a fixed box 5, a fixed diaphragm 6, an exhaust pipe 7, a fixed cylinder 8, a piston 9, a movable rod 10, a movable block 11, an exhaust groove 12, a fixed ring 13, a limiting frame 14, a movable plate 15, a motor 16, a rotary table 17, a sliding block 18, a sliding groove 19, a first cavity 20 and a second cavity 21.

Detailed Description

In order to make the technical solutions of the present invention better understood, the present invention will be further described in detail with reference to the accompanying drawings.

The utility model provides an analyzer applied to acid-base waste gas as shown in figures 1-5, which comprises an analyzer body 1, wherein an analysis cavity 2 is arranged in the analyzer body 1, a connecting pipe 3 is arranged on one side of the analyzer body 1, the connecting pipe 3 is fixedly connected with the analyzer body 1, and the top end of the connecting pipe 3 is provided with an air suction mechanism;

the air suction mechanism comprises a fixed cover 4, the fixed cover 4 is arranged at the top of the analyzer body 1, the fixed cover 4 is fixedly connected with the analyzer body 1, one side of the fixed cover 4 is fixedly connected with a fixed box 5, the fixed box 5 is arranged at the top of the connecting pipe 3, the fixed box 5 is fixedly connected with the connecting pipe 3, a fixed diaphragm 6 is arranged in the fixed box 5, the fixed diaphragm 6 is fixedly connected with a fixed box 5, the top of the fixed box 5 is fixedly connected with an exhaust pipe 7, valve components are arranged at the top and the bottom of the fixed box 5, a fixed cylinder 8 is arranged at one side of the fixed box 5, the fixed cylinder 8 is fixedly connected with the fixed box 5, a piston 9 is arranged in the fixed cylinder 8, the piston 9 is matched with the fixed cylinder 8, a movable rod 10 is arranged on one side of the piston 9, the movable rod 10 is fixedly connected with the piston 9, and a movable assembly is arranged at one end, far away from the piston 9, of the movable rod 10;

the valve member includes movable block 11, a plurality of air discharge ducts 12 have been seted up to 11 outer walls of movable block, and a plurality of air discharge ducts 12 are annular array distribution about 11 the central axis of movable block, 11 shapes of movable block set up to cylindric, 11 quantity of movable block set up two, and two movable blocks 11 are established respectively inside connecting pipe 3 and blast pipe 7, two movable blocks 11 respectively with connecting

pipe

3 and 7 sliding connection of blast pipe, 11 bottoms of movable block are equipped with solid fixed

ring

13, 11 tops of movable block are equipped with spacing 14.

Further, in the above technical solution, the movable assembly includes a movable plate 15, the movable plate 15 is disposed at one end of the movable rod 10 far from the piston 9, the movable plate 15 is fixedly connected to the movable rod 10, the movable plate 15 is disposed at the top of the analyzer body 1, the movable plate 15 is slidably connected to the analyzer body 1, and the movable plate 15 slides to drive the piston 9 at the other end of the movable rod 10 to slide inside the fixed cylinder 8.

Further, in the above technical solution, a motor 16 is arranged at the rear side of the movable plate 15, the motor 16 is fixedly connected to the top of the analyzer body 1, an output shaft of the motor 16 is fixedly connected with a turntable 17, and the turntable 17 is arranged at the rear side of the movable plate 15 and drives the turntable 17 to rotate through the output shaft of the motor 16.

Further, in the above technical solution, a sliding block 18 is disposed at the front side of the rotating disc 17, the sliding block 18 is fixedly connected with the rotating disc 17, a sliding slot 19 matched with the sliding block 18 is disposed on the surface of the movable plate 15, the sliding block 18 is disposed inside the sliding slot 19, the sliding block 18 is slidably connected with the sliding slot 19, so that the sliding block 18 rotates around the center of the rotating disc 17, and the sliding block 18 pushes the movable plate 15 provided with the sliding slot 19 to perform a reciprocating motion.

Further, in the above technical solution, the analyzer body 1 and one side of the fixed cover 4 corresponding to the movable plate 15 are both provided with a limiting groove, the movable plate 15 is slidably connected with the limiting groove, and the movable plate 15 is limited by the limiting groove, so that the movable plate 15 does not deflect during the movement process.

Further, in above-mentioned technical scheme, fixed ring 13 quantity sets up to two, two fixed rings 13 respectively with connecting pipe 3 and blast pipe 7 fixed connection, fixed ring 13 outer lane diameter equals movable block 11 diameter, the fixed ring 13 inner circle is greater than the degree of depth of air discharge duct 12 with the interval of outer lane, and when making movable block 11 contact fixed ring 13, fixed ring 13 can shield air discharge duct 12, makes the valve member close.

Further, in the above technical scheme, the number of the limiting frames 14 is two, and the two limiting frames 14 are respectively and fixedly connected with the connecting pipe 3 and the exhaust pipe 7 to block the movable block 11 at the bottom and prevent the movable block 11 from sliding out.

Further, in the above technical scheme, a collection pipe is arranged on one side of the analyzer body 1 away from the connecting pipe 3, and the collection pipe is communicated with the analysis cavity 2, so that acid-base waste gas can be conveniently collected.

Further, in the above technical solution, a first cavity 20 and a second cavity 21 are arranged inside the fixing box 5, the first cavity 20 and the second cavity 21 are respectively arranged at two sides of the fixing membrane 6, the first cavity 20 is communicated with the fixing cylinder 8, the second cavity 21 is respectively communicated with the connecting pipe 3 and the exhaust pipe 7, and the fixing cylinder 8 is partitioned to prevent acid and alkali waste gas from entering.

The implementation mode is specifically as follows: when the utility model is used, firstly, one end of the collecting pipe is put into acid-base waste gas to be analyzed, then the motor 16 is started, the output shaft of the motor 16 drives the rotating disc 17, the rotating disc 17 drives the slide block 18 at the front side to rotate around the center of the rotating disc 17, the slide block 18 slides along the sliding groove 19 and pushes the movable plate 15 provided with the sliding groove 19 to reciprocate left and right while rotating, so that the movable plate 15 drives the movable rod 10 to move, further the piston 9 at one end of the movable rod 10 reciprocates along the fixed cylinder 8, thereby the air pressure in the first cavity 20 communicated with the fixed cylinder 8 is changed, the fixed diaphragm 6 is driven to reciprocate, thereby the air pressure in the second cavity 21 is changed, when the fixed diaphragm 6 swells towards the first cavity 20, the volume of the second cavity 21 is increased, the air pressure in the second cavity is reduced, and the movable block 11 in the exhaust pipe 7 is acted by air pressure difference and gravity, the gas in the connecting pipe 3 passes through the inner ring of the fixed ring 13, then passes through the exhaust groove 12 on the outer wall of the movable block 11 and the limit frame 14 to enter the second cavity 21, then the fixed diaphragm 6 is blown to the second cavity 21, the volume of the second cavity 21 is changed, the internal gas pressure is increased, the movable block 11 in the connecting pipe 3 is pressed on the fixed ring 13 due to the gas pressure difference and the gravity, the movable block 11 in the exhaust pipe 7 passes through the inner ring of the fixed ring 13 and then is exhausted through the exhaust groove 12 on the outer wall of the movable block 11 and the limit frame 14 due to the gas pressure difference, the gas in the second cavity 21 passes through the inner ring of the fixed ring 13 and then is exhausted through the exhaust groove 12 on the outer wall of the movable block 11 and the limit frame 14, and the reciprocating is carried out in such a way that the gas in the analysis cavity 2 sequentially passes through the connecting pipe 3, the exhaust groove 12 and the limit frame 14, Fixed box 5 and blast pipe 7 discharge, make the inside atmospheric pressure reduction of analysis chamber 2 form the negative pressure, then acid-base waste gas gets into analysis chamber 2 through gathering the pipe under the effect of pressure differential, through at the inside fixed diaphragm 6 that sets up of fixed box 5, make fixed diaphragm 6 separate first cavity 20 and second cavity 21, acid-base waste gas is kept apart inside second cavity 21 by fixed diaphragm 6, thereby avoid corroding the mechanical structure of fixed diaphragm 6 opposite side, this embodiment has specifically solved among the prior art mechanism of admitting air of analysis appearance and has used various machine part and electronic component to constitute usually, its acid-base corrosion resistance nature is poor, acid-base waste gas gets into wherein easily, lead to the problem of its life decline.

While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the utility model. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the utility model.

Claims

1. An analysis appearance for being applied to acid-base waste gas, includes analysis appearance body (1), its characterized in that: an analysis cavity (2) is arranged in the analyzer body (1), a connecting pipe (3) is arranged on one side of the analyzer body (1), the connecting pipe (3) is fixedly connected with the analyzer body (1), and a suction mechanism is arranged at the top end of the connecting pipe (3);

the air suction mechanism comprises a fixed cover (4), the fixed cover (4) is arranged at the top of the analyzer body (1), the fixed cover (4) is fixedly connected with the analyzer body (1), a fixed box (5) is fixedly connected to one side of the fixed cover (4), the fixed box (5) is arranged at the top of the connecting pipe (3), the fixed box (5) is fixedly connected with the connecting pipe (3), a fixed diaphragm (6) is arranged inside the fixed box (5), the fixed diaphragm (6) is fixedly connected with the fixed box (5), an exhaust pipe (7) is fixedly connected to the top of the fixed box (5), valve components are arranged at the top and the bottom of the fixed box (5), a fixed cylinder (8) is arranged at one side of the fixed box (5), the fixed cylinder (8) is fixedly connected with the fixed box (5), a piston (9) is arranged inside the fixed cylinder (8), the piston (9) is matched with the fixed cylinder (8), a movable rod (10) is arranged on one side of the piston (9), the movable rod (10) is fixedly connected with the piston (9), and a movable assembly is arranged at one end, far away from the piston (9), of the movable rod (10);

the valve member includes movable block (11), a plurality of air discharge ducts (12) have been seted up to movable block (11) outer wall, and a plurality of air discharge ducts (12) are annular array distribution about movable block (11) the central axis, movable block (11) shape sets up to cylindric, movable block (11) quantity sets up two, and two movable blocks (11) are established respectively inside connecting pipe (3) and blast pipe (7), two movable blocks (11) respectively with connecting pipe (3) and blast pipe (7) sliding connection, movable block (11) bottom is equipped with solid fixed ring (13), movable block (11) top is equipped with spacing (14).

2. The analyzer applied to acid-base waste gas according to claim 1, characterized in that: the movable assembly comprises a movable plate (15), the movable plate (15) is arranged at one end, far away from the piston (9), of the movable rod (10), the movable plate (15) is fixedly connected with the movable rod (10), the movable plate (15) is arranged at the top of the analyzer body (1), and the movable plate (15) is connected with the analyzer body (1) in a sliding mode.

3. The analyzer applied to acid-base waste gas according to claim 2, characterized in that: the analyzer is characterized in that a motor (16) is arranged on the rear side of the movable plate (15), the motor (16) is fixedly connected to the top of the analyzer body (1), a rotary table (17) is fixedly connected to an output shaft of the motor (16), and the rotary table (17) is arranged on the rear side of the movable plate (15).

4. The analyzer applied to acid-base waste gas according to claim 3, characterized in that: the front side of the rotary table (17) is provided with a sliding block (18), the sliding block (18) is fixedly connected with the rotary table (17), the surface of the movable plate (15) is provided with a sliding groove (19) matched with the sliding block (18), the sliding block (18) is arranged in the sliding groove (19), and the sliding block (18) is connected with the sliding groove (19) in a sliding manner.

5. The analyzer applied to acid-base waste gas according to claim 2, characterized in that: the analyzer body (1) and one side of the fixed cover (4) corresponding to the movable plate (15) are provided with limit grooves, and the movable plate (15) is connected with the limit grooves in a sliding mode.

6. The analyzer applied to acid-base waste gas according to claim 1, characterized in that: the number of the fixing rings (13) is two, the two fixing rings (13) are respectively fixedly connected with the connecting pipe (3) and the exhaust pipe (7), the diameter of the outer ring of the fixing rings (13) is equal to that of the movable block (11), and the distance between the inner ring and the outer ring of the fixing rings (13) is larger than the depth of the exhaust groove (12).

7. The analyzer applied to acid-base waste gas according to claim 1, characterized in that: the number of the limiting frames (14) is two, and the two limiting frames (14) are respectively and fixedly connected with the connecting pipe (3) and the exhaust pipe (7).

8. The analyzer applied to acid-base waste gas according to claim 1, characterized in that: one side of the analyzer body (1) far away from the connecting pipe (3) is provided with a collecting pipe which is communicated with the analysis cavity (2).

9. The analyzer applied to acid-base waste gas according to claim 1, characterized in that: the fixed box (5) is internally provided with a first cavity (20) and a second cavity (21), the first cavity (20) and the second cavity (21) are respectively arranged on two sides of the fixed diaphragm (6), the first cavity (20) is communicated with the fixed cylinder (8), and the second cavity (21) is respectively communicated with the connecting pipe (3) and the exhaust pipe (7).