CN213132672U

CN213132672U - Hydrocarbon removing instrument

Info

Publication number: CN213132672U
Application number: CN202021912779.1U
Authority: CN
Inventors: 李林; 孙志斌; 方晔
Original assignee: Shanghai Chunye Instrument Technology Co ltd
Current assignee: Shanghai Chunye Instrument Technology Co ltd
Priority date: 2020-09-04
Filing date: 2020-09-04
Publication date: 2021-05-07
Anticipated expiration: 2030-09-04

Abstract

The present application proposes a hydrocarbon removal apparatus comprising: a chassis; the compression pump is arranged inside the case; the filter pipe is connected to the air outlet end of the compression pump, and a filler is arranged inside the filter pipe and used for adsorbing moisture in the gas; and a hydrocarbon removal pipe connected to a downstream side of the filtering pipe, wherein a catalyst for promoting a cracking reaction of hydrocarbons in the gas to remove the hydrocarbons in the gas is provided inside the hydrocarbon removal pipe. By adopting the technical scheme, the compression pump is arranged in the case, so that the distance between the compression pump and each part at the downstream is short, the used connecting pipeline is short, and the pressure and the flow of the gas supplied by the compression pump are kept stable easily.

Description

Hydrocarbon removing instrument

Technical Field

The application belongs to the field of gas purification equipment, and particularly relates to a hydrocarbon removal instrument.

Background

The hydrocarbon removing instrument in the prior art comprises a plurality of hydrocarbon removing pipes which are arranged side by side and are connected in an S shape through pipelines, so that the path length of the pipelines is long, the damping is large, the outlet pressure and the inlet pressure are possibly inconsistent, and the outlet pressure is difficult to control. In addition, the hydrocarbon removal instrument supplies compressed gas through an external gas source, and the problem of unstable output pressure is easy to occur due to the reason that the path of the pipeline is possibly long, the pipe diameter is possibly changed, or the pipeline is bent.

In addition, the moist gas also easily causes the filler in the hydrocarbon removing pipe to be wetted, so that the pipeline is blocked, the damping is increased, and the gas pressure and the gas flow at the outlet are reduced.

SUMMERY OF THE UTILITY MODEL

The application aims at providing a hydrocarbon removal instrument, which enables gas to flow smoothly along a pipeline and keeps flow and pressure stable.

The present application proposes a hydrocarbon removal apparatus comprising:

a chassis;

the compression pump is arranged inside the case;

the filter pipe is connected to the air outlet end of the compression pump, and a filler is arranged inside the filter pipe and used for adsorbing moisture in the gas; and

and a hydrocarbon removal pipe connected to a downstream side of the filtering pipe, wherein a catalyst for promoting a cracking reaction of hydrocarbons in the gas to remove the hydrocarbons in the gas is provided inside the hydrocarbon removal pipe.

Preferably, the filter tube includes first filter tube, allochroic silica gel is equipped with to the inside of first filter tube, first filter tube is at least partly transparent, at least the transparent part of first filter tube stretches out quick-witted case and/or quick-witted case is provided with transparent visual window, thereby follow the outside of machine case can be observed allochroic silica gel's the condition of discolouing.

Preferably, the filtering pipe further comprises a second filtering pipe connected to a downstream side of the first filtering pipe, and the second filtering pipe contains a molecular sieve therein.

Preferably, the first filtering pipe and the second filtering pipe partially protrude out of a front panel of the cabinet, so that the first filtering pipe and the second filtering pipe are conveniently replaced.

Preferably, the hydrocarbon removal pipe has a diameter greater than or equal to 2 cm and a length greater than or equal to 15 cm.

Preferably, the hydrocarbon removing pipe includes a first hydrocarbon removing pipe connected to a downstream side of the filtering pipe and a second hydrocarbon removing pipe connected to a downstream side of the first hydrocarbon removing pipe,

remove hydrocarbon appearance still includes the carbon tank, the inside of carbon tank is equipped with active carbon, the carbon tank connect in first remove hydrocarbon pipe with between the second filter tube, the diameter of carbon tank is more than or equal to 2 centimetres, and length is more than or equal to 15 centimetres.

Preferably, the carbon tank, the first hydrocarbon removing pipe and the second hydrocarbon removing pipe are arranged along a width direction of the cabinet, and the first filtering pipe and the second filtering pipe are arranged along a height direction of the cabinet.

Preferably, the hydrocarbon removal instrument further comprises a pressure regulating valve connected to a downstream side of the hydrocarbon removal pipe, and a pressure gauge connected to a downstream side of the pressure regulating valve.

Preferably, the pipe connected to the filter pipe and the hydrocarbon removing pipe inside the cabinet is a hard pipe that cannot be freely bent.

Preferably, the hard pipeline is connected with the filter pipe and the hydrocarbon removing pipe through a ferrule type pipe joint.

By adopting the technical scheme, the compression pump is arranged in the case, so that the distance between the compression pump and each part at the downstream is short, the used connecting pipeline is short, and the pressure and the flow of the gas supplied by the compression pump are kept stable easily.

Drawings

FIG. 1 illustrates a perspective block diagram of a hydrocarbon removal instrument according to an embodiment of the present application.

FIG. 2 illustrates a right perspective block diagram of a hydrocarbon removal instrument according to an embodiment of the present application.

FIG. 3 illustrates a top perspective block diagram of a hydrocarbon removal instrument according to an embodiment of the present application.

Description of the reference numerals

1 case 11 air inlet interface 12 air outlet interface

2 compression pump

3 first filtering pipe

4 second filtering pipe

5 pressure gauge

6 pressure regulating valve

7-carbon tank

8 first hydrocarbon removing pipe

9 second hydrocarbon removing pipe

X width direction, Y depth direction and Z height direction.

Detailed Description

In order to more clearly illustrate the above objects, features and advantages of the present application, a detailed description of the present application is provided in this section in conjunction with the accompanying drawings. This application is capable of embodiments in addition to those described herein, and is intended to cover such departures from the present disclosure as come within known or customary practice in the art to which this application pertains and which fall within the limits of the appended claims. The protection scope of the present application shall be subject to the claims.

In the following description, the width direction X refers to the width direction of the cabinet 1, the depth direction Y refers to the depth direction of the cabinet 1, and the height direction Z refers to the height direction of the cabinet 1, unless otherwise specified. The upstream side and the downstream side refer to an upstream side and a downstream side of the gas in the flow direction inside the hydrocarbon removal device.

As shown in fig. 1 to 3, the present application provides a hydrocarbon removing apparatus, which includes a cabinet 1, a compression pump 2, a first filtering pipe 3, a second filtering pipe 4, a pressure gauge 5, a pressure regulating valve 6, a carbon tank 7, a first hydrocarbon removing pipe 8, and a second hydrocarbon removing pipe 9. The compression pump 2, the first filter pipe 3, the second filter pipe 4, the pressure gauge 5, the pressure regulating valve 6, the carbon tank 7, the first hydrocarbon removing pipe 8 and the second hydrocarbon removing pipe 9 are all arranged inside the case 1. The compression pump 2 is arranged in the case 1, so that the compression pump 2 and each part connected with the compression pump 2 are close to each other, the pipeline for connecting each part is short, and the pressure and the flow of the gas supplied by the compression pump 2 are easy to keep stable.

The chassis 1 may be a 5U chassis, U being used to indicate the dimension of the chassis 1 in the height direction Z, 1U being 1.75 inches, i.e. the height of the chassis 1 may be 8.75 inches.

As shown in fig. 1 and 3, the back panel of the chassis 1 may be provided with an air inlet port 11 and an air outlet port 12, and the air inlet port 11 and the air outlet port 12 may be made of stainless steel material, and are sturdy and durable. The external gas can be introduced into the inside of the hydrocarbon removing instrument through the gas inlet interface 11, and the gas after hydrocarbon removal can be output to the using equipment through the gas outlet interface 12. The chassis 1 is a back plate and is also provided with a power supply socket which is used for connecting a power line to supply power for the hydrocarbon removing instrument.

The panel of the cabinet 1 may be provided with a switch, for example a boat-type switch, for controlling the de-aeration of the hydrocarbon analyzer.

As shown in fig. 3, the compressor pump 2 is connected to the inlet port 11, the first filtering pipe 3 is connected to the outlet end of the compressor pump 2, and the second filtering pipe 4 is connected to the downstream side of the first filtering pipe 3. The compression pump 2 may be located at the rear side of the first filtering pipe 3, the second filtering pipe 4 and the canister 7 such that the compression pump 2 is located at a short distance from the air inlet port 11 and the first filtering pipe 3.

The first filtering pipe 3 may contain a drying agent such as allochroic silica gel inside, and the first filtering pipe 3 is used for adsorbing moisture in the gas to dehydrate the gas and keep the gas dry. After the allochroic silica gel absorbs moisture, the color of the allochroic silica gel can be changed from blue to red.

As shown in fig. 1 to 3, at least the front end portion of the first filter pipe 3 is transparent, and the first filter pipe 3 and the second filter pipe 4 partially extend out of the front panel of the cabinet 1, so as to facilitate observation of the color change of the color-changing silica gel in the first filter pipe 3, thereby visually indicating the relative humidity of the environment. And the first filter pipe 3 and the second filter pipe 4 can be conveniently replaced in a plugging mode without opening the case 1.

The second filtering pipe 4 may be a molecular sieve filter, and the inside of the second filtering pipe 4 may contain a molecular sieve. The second filtering conduit 4 is capable of adsorbing moisture in the gas and may also adsorb some contaminants.

In a possible embodiment, the panel of the chassis 1 may be provided with a transparent viewing window, and the color change condition of the color-changing silica gel can be observed from the outside of the box body 1, so as to visually indicate the relative humidity of the environment.

As shown in fig. 1 and 2, the first filtering pipe 3 and the second filtering pipe 4 may be formed in a cylindrical shape, and the first filtering pipe 3 and the second filtering pipe 4 extend in the depth direction Y of the cabinet 1. The first filtering pipe 3 and the second filtering pipe 4 may be arranged in the height direction Z of the cabinet 1.

It is to be understood that, in fig. 3, the first filtering pipe 3 and the second filtering pipe 4 are arranged along the width direction X of the cabinet 1 for clearly showing the connection relationship of the parts, and are not used for limiting the relative position relationship of the first filtering pipe 3 and the second filtering pipe 4.

As shown in fig. 3, a canister 7, a first hydrocarbon removal pipe 8, and a second hydrocarbon removal pipe 9 are connected in this order to the downstream side of the second filtering pipe 4. The carbon tank 7 may contain activated carbon therein, and the activated carbon may be used to adsorb impurities in gases including hydrocarbons, particles, and the like. The first hydrocarbon removing pipe 8 and the second hydrocarbon removing pipe 9 are filled with a catalyst, and the catalyst can promote a cracking reaction by heating and is used for removing hydrocarbons in the gas.

The first and second

hydrocarbon removal pipes

8 and 9 may be provided in the incubator for maintaining the temperature of the catalyst inside the first and second

hydrocarbon removal pipes

8 and 9.

The first filtering pipe 3 and the second filtering pipe 4 are provided on the upstream side of the canister 7, the first hydrocarbon removing pipe 8, and the second hydrocarbon removing pipe 9. Through first filter tube 3 and the pretreatment of second filter tube 4, the moisture in the adsorbed gas can make the gaseous moisture content that gets into carbon tank 7, first hydrocarbon pipe 8 and the second of removing remove hydrocarbon pipe 9 lower, avoids catalyst and/or active carbon plate to become the piece, makes the pipeline keep unobstructed.

As shown in fig. 1 and 2, the canister 7, the first hydrocarbon removal pipe 8, and the second hydrocarbon removal pipe 9 may be formed in a cylindrical shape, and the canister 7, the first hydrocarbon removal pipe 8, and the second hydrocarbon removal pipe 9 extend in the depth direction Y of the casing 1. The carbon canister 7, the first hydrocarbon removal pipe 8, and the second hydrocarbon removal pipe 9 may be arranged along the width direction X of the cabinet 1.

The carbon canister 7, the first hydrocarbon removal pipe 8 and the second hydrocarbon removal pipe 9 may have the same outer dimensions. The carbon canister 7, the first hydrocarbon removal pipe 8 and the second hydrocarbon removal pipe 9 may have a diameter of greater than or equal to 2 cm, such as a diameter of 4 cm, and a length of greater than or equal to 15 cm, such as a length of 20 cm. The carbon tank 7, the first hydrocarbon removing pipe 8 and the second hydrocarbon removing pipe 9 are large in volume, so that the fillers in the carbon tank, the first hydrocarbon removing pipe and the second hydrocarbon removing pipe are not easy to harden into blocks under the corrosion of water vapor, and a flow passage can be kept unobstructed.

As shown in fig. 3, a pressure regulating valve 6 is connected to the downstream side of the second hydrocarbon removing pipe 9, the pressure regulating valve 6 can be used to regulate the pressure, and the pressure of the gas passing through the pressure regulating valve 6 can be controlled to be, for example, 0.4 MPa. The pressure gauge 5 is positioned at the downstream side of the pressure regulating valve 6, and the pressure gauge 5 is connected with the air outlet interface 12 and is used for displaying the output pressure of the hydrocarbon removing instrument.

Inside connection in each part (first filter tube 3, second filter tube 4, carbon tank 7, first hydrocarbon pipe 8 and the second of removing of box 1 remove hydrocarbon pipe 9) the pipeline use can not freely be buckled stereoplasm pipeline, for example use 1/8 inches's stainless steel pipe collocation cutting ferrule formula coupling to connect each part, the stereoplasm pipeline can reduce the bending coil of pipeline, reduces the resistance that gas passes through, and the cutting ferrule formula coupling can guarantee that the gas tightness is good.

The operation of the hydrocarbon removal apparatus of the present application is described below.

After the power supply is turned on, the compression pump 2 works to suck the gas into the hydrocarbon removal instrument from the gas inlet interface 11, then the gas is conveyed to the first filtering pipe 3 and the second filtering pipe 4, and moisture in the gas is filtered through the color-changing silica gel and the molecular sieve respectively. The dried gas passes through the carbon tank 7, the first hydrocarbon removing pipe 8 and the second hydrocarbon removing pipe 9 in sequence to remove hydrocarbons in the gas. Then the gas passes through the pressure regulating valve 6 and the pressure gauge 5 and is output by the air outlet interface 12, and the pressure regulating valve 6 can keep the pressure and the flow of the output gas stable.

While the present application has been described in detail with reference to the above embodiments, it will be apparent to those skilled in the art that the present application is not limited to the embodiments described in the present specification. The present application can be modified and implemented as a modified embodiment without departing from the spirit and scope of the present application defined by the claims. Therefore, the description in this specification is for illustrative purposes and does not have any limiting meaning for the present application.

Claims

1. A hydrocarbon removal instrument, comprising:

a chassis;

the compression pump is arranged inside the case;

2. The hydrocarbon removal instrument of claim 1, wherein the filter tube comprises a first filter tube, the first filter tube contains allochroic silica gel inside, the first filter tube is at least partially transparent, at least a transparent portion of the first filter tube extends out of the cabinet and/or the cabinet is provided with a transparent visual window, so that the allochroic silica gel can be observed from outside of the cabinet.

3. The hydrocarbon removal instrument of claim 2, wherein the filter tube further comprises a second filter tube connected to a downstream side of the first filter tube, the second filter tube having a molecular sieve therein.

4. The hydrocarbon removal instrument of claim 3, wherein the first filter tube and the second filter tube partially extend out of a front panel of the cabinet, thereby facilitating replacement of the first filter tube and the second filter tube.

5. The hydrocarbon removal instrument of claim 1, wherein the hydrocarbon removal tube has a diameter greater than or equal to 2 centimeters and a length greater than or equal to 15 centimeters.

6. The hydrocarbon removal instrument of claim 3, wherein the hydrocarbon removal tube comprises a first hydrocarbon removal tube connected to a downstream side of the filter tube and a second hydrocarbon removal tube connected to a downstream side of the first hydrocarbon removal tube,

7. The hydrocarbon removal instrument of claim 6, wherein the carbon canister, the first hydrocarbon removal tube and the second hydrocarbon removal tube are arranged along a width direction of the cabinet, and the first filter tube and the second filter tube are arranged along a height direction of the cabinet.

8. The hydrocarbon removal instrument of claim 1, further comprising a pressure regulating valve connected to a downstream side of the hydrocarbon removal tube and a pressure gauge connected to a downstream side of the pressure regulating valve.

9. The hydrocarbon removal instrument according to any one of claims 1 to 8, wherein a pipe connected to the filter pipe and the hydrocarbon removal pipe inside the cabinet is a rigid pipe that cannot be freely bent.

10. The hydrocarbon removal instrument of claim 9, wherein the rigid conduit is connected to the filter tube and the hydrocarbon removal tube by ferrule type tube fittings.