CN211478217U

CN211478217U - A multi-functional sample thief for acid mist detects in waste gas

Info

Publication number: CN211478217U
Application number: CN201921998717.4U
Authority: CN
Inventors: 廖桂陶; 沈建明; 倪晓芳; 孙旭鑫
Original assignee: Huzhou Zhongyi Testing & Research Institute Co ltd
Current assignee: Huzhou Zhongyi Testing & Research Institute Co ltd
Priority date: 2019-11-19
Filing date: 2019-11-19
Publication date: 2020-09-11
Anticipated expiration: 2029-11-19

Abstract

The utility model belongs to the technical field of liquid drop sample thief constructional device, especially, relate to a multi-functional sample thief that is arranged in acid mist in the waste gas to detect. The utility model discloses a set up the mode of installation barrel, installation annular unit, filter screen unit and the tight fixed bolt unit of clamp in the sampling intake pipe, reach the sampling and can also collect impurity on the basis of the edulcoration of admitting air to treat the effect of other usefulness of detecting. The utility model has the advantages of the edulcoration is rational in infrastructure effective, and the edulcoration is effectual during the sampling, further improves the acid mist and detects the precision to and filter impurity convenient recovery after the edulcoration and detect again, reach multi-functional effect of using, and edulcoration structure life limit is long, easy dismounting.

Description

A multi-functional sample thief for acid mist detects in waste gas

Technical Field

The utility model belongs to the technical field of liquid drop sample thief constructional device, especially, relate to a multi-functional sample thief that is arranged in acid mist in the waste gas to detect.

Background

In the waste gas acid mist testing process, need obtain the acid mist liquid drop through the sample thief, consequently impurity particle in this process just need to waste gas filters, and present simple solution is exactly that a gauze of direct cover is in order to filter the edulcoration on the sampling pipe of admitting air, but this mode exists the problem that the gauze carried impurity drops together easily, and the impurity of interception originally can be collected and has been made other detections usefulness moreover, so urgently need a impurity dust to filter and collect effectual multi-functional sample thief in the market.

Chinese utility model patent with patent publication No. CN 209215026U and publication No. 2019.08.06 discloses a sampling device for sulfuric acid mist in waste gas, which comprises a sampling pipe, a condensation tank, a temperature control system, an absorption unit, a buffer bottle, a dryer, a gas flowmeter and an air pump; the sampling pipe export is through connecting pipe and absorption unit entry intercommunication, and the export of absorption unit is through connecting pipe and buffer flask entry intercommunication, and the buffer flask export is through connecting pipe and desicator entry intercommunication, and the desicator export is connected with the aspiration pump through the connecting pipe, and is provided with gas flowmeter on the connecting pipe of desicator and aspiration pump.

But the sampling device in the utility model patent has the inconvenient problem of collecting of impurity that filters the interception.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a multi-functional sample thief for acid mist detects in waste gas, it can be through setting up the mode of installation barrel, installation annular unit, filter screen unit and the tight fixed bolt unit of clamp in the sampling intake pipe, can also collect impurity on reaching the sampling and admitting air the basis of edulcoration to wait the effect of other usefulness of detecting. The utility model has the advantages of the edulcoration is rational in infrastructure effective, and the edulcoration is effectual during the sampling, further improves the acid mist and detects the precision to and filter impurity convenient recovery after the edulcoration and detect again, reach multi-functional effect of using, and edulcoration structure life limit is long, easy dismounting.

The utility model provides a technical scheme that above-mentioned problem adopted is: the utility model provides a multi-functional sample thief for acid mist detects in waste gas, includes the sample thief host computer, and sets up the sampling intake pipe on the sample thief host computer, still including cup jointing the setting barrel that sets up air inlet position department on the outer anchor ring of sampling intake pipe, set up on the mounting barrel inner annular surface and be located the installation ring groove unit in air inlet position department outside, set up on the installation ring groove unit and be used for filtering the filter screen unit that removes dust to the sampling gas, and set up in on the mounting barrel and be used for on the sampling intake pipe outer anchor ring go on the bolt unit that presss from both sides fixedly.

The further preferred technical scheme is as follows: the mounting ring groove unit comprises a main body ring groove and a containing ring groove, the main body ring groove is formed in the surface of the outer side ring of the mounting cylinder body in an inward mode, the containing ring groove is arranged on the inner ring surface of the main body ring groove and used for collecting dust falling off from the filtering net unit.

The further preferred technical scheme is as follows: the mounting ring groove unit further comprises an in-groove convex ring which is arranged on the inner ring surface of the main body ring groove and is clamped and fixed with the inner side end surface of the main body ring groove.

The further preferred technical scheme is as follows: the cross-sectional shape of inslot bulge loop is right triangle, and one side right-angle side supports on the filter screen unit, the hypotenuse lower extreme through with accomodate annular inside groove inner face alignment mode in order to be used for slope water conservancy diversion dust.

The further preferred technical scheme is as follows: the filter screen unit comprises an installation ring body and an annular filter screen, wherein the outer ring surface of the installation ring body abuts against the inner ring surface of the main body ring groove, the outer side of the installation ring body receives the pressing action of the in-groove convex ring, and the annular filter screen is arranged on the outer ring surface of the installation ring body in an adhesion mode and covers the central hole.

The further preferred technical scheme is as follows: the filter screen unit is still including setting up be used for gripping the radial post of inside pulling installation behind on the installation ring body inner ring face, and set up radial post side is last and through annular filter screen back elasticity is hit the mode of beating and is used for dropping annular filter screen openly goes up the dust and then makes things convenient for the radial post of beating that hits that the dust was accomodate.

The further preferred technical scheme is as follows: the inner diameter of a central opening of the installation ring body is larger than that of the installation cylinder body.

The further preferred technical scheme is as follows: the bolt unit comprises an installation screw hole and a fastening bolt, wherein the installation screw hole is formed in the installation cylinder body and is close to one side of the sleeve joint, and the fastening bolt is arranged on the installation screw hole and is used for radially clamping the sampling air inlet pipe.

The further preferred technical scheme is as follows: the bolt unit further comprises an elastic block which is arranged on the end face of the inner side of the fastening bolt in a bonding mode and is used for conducting elastic clamping on the outer ring face of the installation cylinder body.

The further preferred technical scheme is as follows: the number of the mounting screw holes is 3-4, and the mounting screw holes are uniformly arranged on the outer ring surface of the mounting cylinder body at intervals in a circumferential arrangement mode.

The utility model discloses a set up the mode of installation barrel, installation annular unit, filter screen unit and the tight fixed bolt unit of clamp in the sampling intake pipe, reach the sampling and can also collect impurity on the basis of the edulcoration of admitting air to treat the effect of other usefulness of detecting. The utility model has the advantages of the edulcoration is rational in infrastructure effective, and the edulcoration is effectual during the sampling, further improves the acid mist and detects the precision to and filter impurity convenient recovery after the edulcoration and detect again, reach multi-functional effect of using, and edulcoration structure life limit is long, easy dismounting.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic view of the position structure of the middle installation cylinder of the present invention.

Fig. 3 is a schematic diagram of the position structure of the ring groove unit installed in the present invention.

Fig. 4 is a schematic structural diagram of the middle screen unit of the present invention.

Detailed Description

The following description is only for the preferred embodiment of the present invention, and is not intended to limit the scope of the present invention.

Example (b): as shown in fig. 1, 2, 3 and 4, the multifunctional sampler for detecting acid mist in exhaust gas comprises a sampler main body 11, a sampling intake pipe 12 arranged on the sampler main body 11, an installation cylinder 1 sleeved at an air inlet position on an outer annular surface of the sampling intake pipe 12, an installation ring groove unit 2 arranged on an inner annular surface of the installation cylinder 1 and located outside the air inlet position, a filter screen unit 3 arranged on the installation ring groove unit 2 and used for filtering and dedusting the sampling gas, and a bolt unit 4 arranged on the installation cylinder 1 and used for clamping and fixing the outer annular surface of the sampling intake pipe 12.

In this embodiment, sampler host 11 and sampling intake pipe 12 guarantee basic sampling back acid mist detection effect, filter unit 3 guarantees basic filtration edulcoration effect to further improve the precision that acid mist detected, and installation barrel 1 and installation annular unit 2 make filter unit 3 has the loading and unloading convenience, and installation stability is high to and filter the dust impurity of interception and conveniently remove the effect of collecting, and further, the dust of collection can also carry out other detections to it again, with the further analysis waste gas of cooperation acid mist detection data constitutes, is the end bolt unit 4 guarantees installation barrel 1 has simple to operate's advantage.

The installation ring groove unit 2 comprises a main body ring groove 201 which is formed inwards from the outer ring surface of the installation cylinder body 1, and a containing ring groove 202 which is arranged on the inner ring surface of the main body ring groove 201 and used for collecting falling dust intercepted by the filter screen unit 3. The mounting ring groove unit 2 further comprises an in-groove protruding ring 203 which is arranged on the inner ring surface of the main body ring groove 201 and is clamped and fixed with the end surface of the inner side of the main body ring groove 201 to the filter screen unit 3. The cross-sectional shape of the in-groove convex ring 203 is a right triangle, a right-angle side on one side is supported on the filter screen unit 3, and the lower end of the bevel edge is aligned with the inner surface of the groove in the accommodating ring groove 202 so as to guide dust obliquely.

In this embodiment, filter unit 3 follows the main part annular 201 outside is crossed the elastic rubber material fixed by the axial block behind the protruding ring 203 in the groove to carry out normal filtration operation, and accomodate the inboard anchor ring of annular 202 with protruding ring 203's hypotenuse aligns in the groove, and is convenient dust on the 3 lateral surfaces of filter unit falls down smoothly and collects, and accomodate the annular 202 outside anchor ring and be the inclined plane, then make things convenient for the dust to collect and pour to the external slope again, and is convenient filter unit 3 can use for a long time, need not frequent loading and unloading.

The filter screen unit 3 comprises an installation ring body 301 and an annular filter screen 302, wherein the outer ring surface of the installation ring body 301 is abutted against the inner ring surface of the main body ring groove 201, the outer side of the installation ring body is used for receiving the pressing action of the in-groove convex ring 203, and the annular filter screen 302 is arranged on the outer ring surface of the installation ring body 301 in an adhering mode and covers the central opening. The filter screen unit 3 further comprises a radial column 303 arranged on the inner annular surface of the installation ring body 301 and used for holding and pulling the installation inwards, and a radial striking column 304 arranged on the side surface of the radial column 303 and used for falling in an elastic striking mode on the back surface of the annular filter screen 302, wherein dust on the front surface of the annular filter screen 302 is convenient to store dust. The inner diameter of the central opening of the installation ring body 301 is larger than the inner diameter of the installation cylinder body 1.

In this embodiment, the filter screen unit 3 is installed before the bolt unit 4, after the radial columns 303 are clamped and fixed, the filter screen unit 3 is moved inward on the main body annular groove 201 along the axial direction until being clamped and fixed by the in-groove convex ring 203, when the annular filter screen 302 intercepts more dust and needs to be taken down, the sampling air inlet device is closed, and then the radial hitting columns 304 are pushed inward on the outer side, at this time, the radial columns 303 and the radial hitting columns 304 made of the whole rubber material rebound back and forth to hit the back of the annular filter screen 302 for multiple times, and finally the dust on the front of the annular filter screen 302 is bounced down into the accommodating annular groove 202, so that the dust can be taken out all at one time, and the annular filter screen 302 has the advantages of long-term filtering use and dust concentrated and removed at one time.

The bolt unit 4 comprises an installation screw hole 401 which is arranged on the installation cylinder 1 and is close to one sleeved side, and a fastening bolt 402 which is arranged on the installation screw hole 401 and is used for radially clamping the sampling air inlet pipe 12. The bolt unit 4 further includes an elastic block 403 adhesively provided on an inner end surface of the fastening bolt 402 and elastically clamping an outer circumferential surface of the mounting cylinder 1. The number of the mounting screw holes 401 is 3-4, and the mounting screw holes are uniformly arranged on the outer ring surface of the mounting cylinder body 1 at intervals according to a circumferential arrangement mode.

In this embodiment, the fastening bolt 402 is installed stably on the filter screen unit 3 and then rotates to clamp the sampling air inlet pipe 12, at this time, the installation cylinder 1 with all structures thereon can be used, so as to play a basic filtering, impurity removing and collecting effect during sampling air inlet, and the elastic block 403 made of rubber is used for ensuring the stability of the clamping action, so as to avoid the slip between the fastening bolt 402 and the sampling air inlet pipe 12.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various modifications can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art. These are non-inventive modifications, which are intended to be protected by patent laws within the scope of the appended claims.

Claims

1. The utility model provides a multi-functional sample thief for acid mist detects in waste gas, includes sample thief host computer (11), and sets up sampling intake pipe (12) on the sample thief host computer (11), its characterized in that: the sampling device is characterized by further comprising an installation cylinder body (1) sleeved at an air inlet position on the outer annular surface of the sampling air inlet pipe (12), an installation ring groove unit (2) arranged on the inner annular surface of the installation cylinder body (1) and located on the outer side of the air inlet position, a filter screen unit (3) arranged on the installation ring groove unit (2) and used for filtering and dedusting operation of sampling air, and a bolt unit (4) arranged on the installation cylinder body (1) and used for clamping and fixing the outer annular surface of the sampling air inlet pipe (12).

2. The multifunctional sampler for detecting acid mist in exhaust gas as claimed in claim 1, wherein: installation ring groove unit (2) are including following installation barrel (1) outside ring is inwards seted up main part annular (201), and set up and be in on main part annular (201) the inner ring face and be used for collecting the filter screen unit (3) department is held back and is taken in annular (202) of the dust that falls.

3. The multifunctional sampler for detecting acid mist in exhaust gas as claimed in claim 2, wherein: the installation ring groove unit (2) further comprises an in-groove bulge ring (203) which is arranged on the inner ring surface of the main body ring groove (201) and is clamped and fixed with the inner side end surface of the main body ring groove (201).

4. The multifunctional sampler for detecting acid mist in exhaust gas according to claim 3, is characterized in that: the cross-sectional shape of protruding ring (203) in the inslot is right triangle, and one side right-angle side supports on filter screen unit (3), the hypotenuse lower extreme through with accomodate annular (202) inside inslot face alignment mode in order to be used for slope water conservancy diversion dust.

5. The multifunctional sampler for detecting acid mist in exhaust gas according to claim 3, is characterized in that: the filter screen unit (3) comprises an installation ring body (301) and an annular filter screen (302), wherein the outer ring surface of the installation ring body is abutted against the inner ring surface of the main body ring groove (201), the outer side of the installation ring body is used for receiving the pressing action of the in-groove convex ring (203), and the annular filter screen (302) is arranged on the outer ring surface of the installation ring body (301) in an adhering mode and covers the central hole.

6. The multifunctional sampler for detecting acid mist in exhaust gas according to claim 5, is characterized in that: filter screen unit (3) are still including setting up radial post (303) that are used for gripping the inside pulling installation of back on the mounting ring body (301), and set up and be in on radial post (303) side and through annular filter screen (302) back elasticity is beaten the mode and is used for dropping annular filter screen (302) openly goes up the dust and then makes things convenient for the radial of dust to accomodate to hit and hits post (304).

7. The multifunctional sampler for detecting acid mist in exhaust gas according to claim 5, is characterized in that: the inner diameter of a central opening of the installation ring body (301) is larger than the inner diameter of the installation cylinder body (1).

8. The multifunctional sampler for detecting acid mist in exhaust gas as claimed in claim 1, wherein: the bolt unit (4) comprises an installation screw hole (401) which is arranged on the installation cylinder body (1) and is close to one side of the sleeve joint, and a fastening bolt (402) which is arranged on the installation screw hole (401) and is used for radially clamping the sampling air inlet pipe (12).

9. The multifunctional sampler for detecting acid mist in exhaust gas according to claim 8, is characterized in that: the bolt unit (4) further comprises an elastic block (403) which is adhered to the inner side end face of the fastening bolt (402) and is used for elastically clamping the outer ring face of the mounting cylinder body (1).

10. The multifunctional sampler for detecting acid mist in exhaust gas according to claim 8, is characterized in that: the number of the mounting screw holes (401) is 3-4, and the mounting screw holes are uniformly arranged on the outer ring surface of the mounting cylinder body (1) at intervals according to a circumferential arrangement mode.