CN211784594U

CN211784594U - High-temperature flue gas collector

Info

Publication number: CN211784594U
Application number: CN201922288581.4U
Authority: CN
Inventors: 罗斌; 孟瑞艳; 王文强
Original assignee: Jiangsu Geology And Mineral Design And Research Institute
Current assignee: Jiangsu Geology And Mineral Design And Research Institute
Priority date: 2019-12-19
Filing date: 2019-12-19
Publication date: 2020-10-27
Anticipated expiration: 2029-12-19

Abstract

The utility model relates to a flue gas sampling analysis field specifically indicates a high temperature flue gas collector, reach the second cavity of being connected of dismantling including first cavity and with first cavity, the fixed blast pipe that is equipped with in first cavity bottom, first cavity is close to the cavity opening part and is equipped with the intake pipe, the inside piston that can follow cavity inner wall axis direction and remove that is equipped with of first cavity, be equipped with the spring between piston and the second cavity bottom plate, the inside piston connection piece that is equipped with piston fixed connection of spring, piston connection piece keeps away from piston one end installation and is equipped with the steel wire.

Description

High-temperature flue gas collector

Technical Field

The utility model relates to a flue gas sampling analysis field specifically indicates a high temperature flue gas collector.

Background

In present industrial production, often need take a sample in order to survey the composition of flue gas to the flue gas in flue gas pipeline etc, large-scale boiler flue gas volume is very big, the cross-sectional area is also very big, flue gas sampling device's sampling tube receives the restriction of length, can't accurately obtain the composition of flue gas of each position in the boiler, adopt the extension sampling tube to increase the sample scope usually, and the extension sampling tube makes the flue gas increase at the intraductal flow of sampling, cause the sampling tube often to block up, consequently, how to design the flue gas sampling device of a brand-new structure, be the problem that the skilled person in the art needs to solve urgently.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a technical scheme does: the utility model provides a high temperature flue gas collector, includes first cavity and goes on dismantling the second cavity of being connected with first cavity, the fixed blast pipe that is equipped with in first cavity bottom, first cavity is close to the cavity opening part and is equipped with the intake pipe, the inside piston that can follow cavity inner wall axis direction and remove that is equipped with of first cavity, be equipped with the spring between piston and the second cavity bottom plate, the inside piston connection piece that is equipped with piston fixed connection of spring, piston connection piece keeps away from piston one end installation and is equipped with the steel wire.

As a modification, one end of the steel wire, which is far away from the piston, penetrates through the second chamber top plate and extends outwards and is connected with the clamp.

As a modification, the first chamber and the second chamber are detachably connected through threads.

As an improvement, an exhaust valve is fixedly arranged on the exhaust pipe.

As an improvement, a steel wire sleeve is sleeved on the outer side of the steel wire between the second cavity and the clamp.

As an improvement, the space between the outer peripheral surface of the piston and the inner wall of the first chamber is sealed by a high-temperature sealing ring arranged on the outer peripheral surface of the piston.

As a refinement, the free length of the spring is greater than the distance between the first chamber floor and the second chamber ceiling.

After the structure more than adopting, the utility model has the advantages of as follows:

the utility model relates to a high temperature flue gas collector, easy operation, it is sealed respond well, can save the preparation time before a large amount of samples, avoided the influence of the air that does not arrange to the greatest extent to the test result in the collection device simultaneously.

Drawings

FIG. 1 is a schematic diagram of a high temperature flue gas collector apparatus;

FIG. 2 is a schematic view of the internal structure of the high temperature flue gas collector apparatus;

FIG. 3 is a schematic view of a clamp configuration;

fig. 4 is a schematic view of the vent valve structure.

As shown in fig. 1-4: 1. the piston comprises a first cavity, a second cavity, a gas inlet pipe, a gas outlet pipe, an exhaust pipe, a gas outlet valve, a gas inlet pipe, a gas outlet valve.

Detailed Description

With reference to the accompanying drawings 1-4, a high-temperature flue gas collector comprises a first chamber 1 and a second chamber 2 detachably connected with the first chamber 1, wherein an exhaust pipe 4 is fixedly arranged at the bottom of the first chamber 1, an air inlet pipe 3 is arranged at the position, close to a chamber opening, of the first chamber 1, a piston 7 capable of moving along the axis direction of the inner wall of a cavity is arranged inside the first chamber 1, a spring 10 is arranged between the piston 7 and a bottom plate of the second chamber 2, a piston connecting block 11 fixedly connected with the piston 7 is arranged inside the spring 10, and a steel wire 6 is arranged at one end, far away from the piston 7, of the piston connecting block 11.

As a preferred embodiment of this embodiment, the end of the steel wire 6 far from the piston 7 extends through the top plate of the second chamber 2 and then extends outwards and is connected with the clamp 9.

As a preferred embodiment of the present embodiment, the first chamber 1 and the second chamber 2 are detachably connected by a screw thread.

As a preferred embodiment of the present embodiment, an exhaust valve 5 is fixedly arranged on the pipeline of the exhaust pipe 4.

As a preferred embodiment of the present embodiment, a steel wire sleeve 8 is sleeved on the outer side of the steel wire 6 between the second chamber 2 and the clamp 9.

In a preferred embodiment of the present embodiment, the space between the outer peripheral surface of the piston 7 and the inner wall of the first chamber 1 is sealed by a high-temperature sealing ring 12 disposed on the outer peripheral surface of the piston 7.

As a preferred embodiment of this embodiment, the free length of the spring 10 is greater than the distance between the bottom plate of the first chamber 1 and the top plate of the second chamber 2.

In the specific implementation of the utility model, as shown in fig. 1-4, the steel wire extends into the second chamber from the top plate of the second chamber and is connected with the piston through the piston connecting block, and the outer side of the steel wire arranged between the second chamber and the piston is sleeved with the spring, before sampling, the piston moves towards the bottom plate of the first chamber along the axial direction of the first chamber under the action of the spring elasticity and is in close contact with the bottom plate, the air in the first chamber is discharged from the exhaust pipe and then closes the exhaust valve, the first chamber is fixedly connected with the second chamber through the screw thread, the flue gas collector is arranged in the gas taking area, the handle of the clamp is held by hand, the steel wire is pulled by the clamp, and then the steel wire pulls the piston to move towards the second chamber, a vacuum area is formed between the piston and the first chamber, when the piston moves to the air inlet pipe, the gas to be sampled enters the space formed by, and (3) loosening the handle, moving the piston towards the bottom plate of the first chamber under the action of the elastic force of the spring to seal the air inlet pipe, finishing the smoke collection work, taking out the smoke collector, opening the exhaust valve, and exhausting gas from the exhaust valve to the smoke monitoring device.

The present invention and the embodiments thereof have been described above, but the description is not limited thereto, and the embodiment shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should understand that they should not be limited to the embodiments described above, and that they can design the similar structure and embodiments without departing from the spirit of the invention.

Claims

1. The utility model provides a high temperature flue gas collector, includes first cavity (1) and carries out second cavity (2) of dismantling the connection with first cavity (1), its characterized in that: first cavity (1) bottom is fixed and is equipped with blast pipe (4), first cavity (1) is close to the cavity opening part and is equipped with intake pipe (3), piston (7) that cavity inner wall axis direction removed can be followed to first cavity (1) inside being equipped with, be equipped with spring (10) between piston (7) and second cavity (2) bottom plate, spring (10) inside be equipped with piston (7) fixed connection's piston connecting block (11), piston connecting block (11) are kept away from piston (7) one end installation and are equipped with steel wire (6).

2. The high-temperature flue gas collector of claim 1, wherein: one end, far away from the piston (7), of the steel wire (6) extends outwards after penetrating through a top plate of the second chamber (2) and is connected with a clamp (9).

3. The high-temperature flue gas collector of claim 1, wherein: the first chamber (1) and the second chamber (2) are detachably connected through threads.

4. The high-temperature flue gas collector of claim 1, wherein: an exhaust valve (5) is fixedly arranged on the pipeline of the exhaust pipe (4).

5. The high-temperature flue gas collector of claim 1, wherein: and a steel wire sleeve (8) is sleeved on the outer side of the steel wire (6) between the second chamber (2) and the clamp (9).

6. The high-temperature flue gas collector of claim 1, wherein: the space between the outer peripheral surface of the piston (7) and the inner wall of the first chamber (1) is sealed by a high-temperature sealing ring (12) arranged on the outer peripheral surface of the piston (7).

7. The high-temperature flue gas collector of claim 1, wherein: the free length of the spring (10) is larger than the distance between the bottom plate of the first chamber (1) and the top plate of the second chamber (2).