CN213181148U

CN213181148U - Smoke and fume tester

Info

Publication number: CN213181148U
Application number: CN202022255453.2U
Authority: CN
Inventors: 刘云波
Original assignee: Inner Mongolia Bangrundi Testing Technology Co ltd
Current assignee: Inner Mongolia Bangrundi Testing Technology Co ltd
Priority date: 2020-10-12
Filing date: 2020-10-12
Publication date: 2021-05-11
Anticipated expiration: 2030-10-12

Abstract

The utility model discloses a smoke and fume tester, which comprises a smoke and fume tester body and a drying device, wherein the smoke and fume tester body is connected with the drying device through an air duct, and the drying device comprises a box body, a clapboard, an annular cavity and a filter vat; the annular cavity is vertically arranged on the right side of the box body to form a closed space; an upright post is vertically arranged in the annular cavity, and a spiral plate is sleeved on the upright post; the baffle plate is horizontally arranged in the box body to divide the box body into an upper part and a lower part, the upper side is an air inlet cavity, the lower side is a heating cavity, and an air inlet pipe is arranged at the left side of the air inlet cavity; a filtering channel is formed in the partition plate, and the filtering barrel is fixed in the filtering channel; an air inlet gap is formed in the annular cavity, and the heating cavity is communicated with the annular cavity through the air inlet gap; including this device through the silica gel that discolours carry out elementary dewatering, the rethread spiral condensation board carries out the second grade dewatering, increases certain dewatering ability to form the deposit in the reduction gas circuit.

Description

Smoke and fume tester

Technical Field

The utility model relates to an environmental monitoring equipment technical field, concretely relates to smoke and dust smoke tester.

Background

At present, the requirements of China on environmental protection standards are more and more strict, the smoke emission is gradually improved from 50 mg/cubic meter at the early stage to 5 mg/cubic meter at present, and corresponding ultra-low emission dust removal systems in the fields of coal-fired thermal power plants and the like are gradually improved, and the enhancement of the detection on smoke pollution is an important environmental protection task in modern industrial production. The flue gas tester is the important sampling instrument among the boiler flue gas emission test, and the boiler flue gas can be mixed with vapor in the flue gas after discharging, if this kind of flue gas that has vapor directly gets into the tester, the impurity that exists in it can cause the damage to the tester, forms the deposit easily in the gas circuit, can plug up the tester, influences the life of tester.

The existing flue gas dewatering technology is a condensation method, the flue gas is rapidly cooled to below a dew point, and water vapor in the flue gas is condensed and separated out; this approach has the following drawbacks: traditional flue gas water trap refrigeration efficiency is lower, and refrigeration effect is relatively poor. The temperature is reduced from 30 ℃ of air to 0 ℃ and is required to wait for at least 30 minutes, and the refrigeration temperature is difficult to be kept at 0 ℃ along with the introduction of high-temperature flue gas; under this kind of technical background, the inventor designs a smoke and dust flue gas tester, and this device carries out elementary dewatering through allochroic silica gel, and the rethread spiral condensation board carries out the second grade dewatering, increases certain dewatering ability.

Disclosure of Invention

An object of the utility model is to provide a flue gas tester, this device carries out elementary dewatering through allochroic silica gel, and the rethread spiral condensation plate carries out the second grade dewatering, increases certain dewatering ability to form the deposit in the reduction gas circuit.

The utility model adopts the technical scheme as follows: a smoke and smoke tester comprises a smoke and smoke tester body and a drying device, wherein the smoke and smoke tester body is connected with the drying device through an air duct, and the drying device comprises a box body, a partition plate, an annular cavity and a filter barrel; the box body is of an O-shaped section, and the annular cavity is vertically arranged on the right side of the box body to form a closed space; an upright post is vertically arranged in the annular cavity, a spiral plate is sleeved on the upright post, and the spiral plate is made of aluminum foil; the baffle plate is horizontally arranged in the box body to divide the box body into an upper part and a lower part, the upper side is an air inlet cavity, the lower side is a heating cavity, and an air inlet pipe is arranged at the left side of the air inlet cavity; a filtering channel is formed in the partition plate, and the filtering barrel is fixed in the filtering channel; an annular heating device is arranged in the heating cavity, and the annular heating device is a ceramic heater; the annular heating device is fixed with the lower side of the partition plate; an air inlet gap is formed in the annular cavity, and the heating cavity is communicated with the annular cavity through the air inlet gap; the heating cavity and the annular cavity are respectively provided with a sewage discharge pipe, and a sewage discharge hand valve is arranged on the sewage discharge pipe; the upper cover is arranged on the upper side of the box body and is fixed with the box body in a sealing mode, the exhaust pipe is arranged on the right side of the upper cover, the lower end of the exhaust pipe is communicated with the inside of the annular cavity, and the upper end of the exhaust pipe is connected with the air guide pipe.

Further, the filter barrel comprises a barrel body, a flanging and a barrel cover; the bottom of the cylinder body is provided with a filter screen, and the upper part of the cylinder body is provided with a flanging; the barrel is clamped in the filtering channel through a flanging, and a water absorbing material is arranged inside the barrel; the flanging is relatively provided with a fixed notch; the cylinder cover is provided with a filter screen, two sides of the cylinder cover are provided with fixing plates corresponding to the fixing notches, and the cylinder cover covers the cylinder body and is fixed through bolts; the water absorbing material is colored silica gel.

The beneficial effects of the utility model reside in that: this device carries out elementary dewatering through allochroic silica gel, and rethread spiral condensation board carries out the second grade dewatering, through the doublestage dewatering, increases certain dewatering ability to form the deposit in the reduction gas circuit.

Furthermore, the utility model discloses still possess following characteristics:

1. in the application, the filter barrel is detachably connected with the filter channel, so that the colored silica gel in the filter barrel is convenient to replace when going bad for a long time;

2. the spiral plate is made of aluminum foil, and certain cooling effect is improved.

Drawings

Fig. 1 is a schematic perspective view of the present invention.

Fig. 2 is a schematic structural diagram of the drying device of the present invention.

Fig. 3 is a schematic view of the spiral plate structure of the present invention.

Fig. 4 is a schematic sectional view of the present invention.

Fig. 5 is a schematic view of the structure of the cartridge cover.

Fig. 6 is a schematic view of the cartridge structure.

In the figure: the smoke and smoke tester comprises a smoke and smoke tester body 1, a drying device 2, an air duct 3, a box body 4, a partition plate 5, an annular cavity 6, a filter barrel 7, an upper cover 8, a stand column 9, a spiral plate 10, an air inlet cavity 11, a heating cavity 12, an air inlet pipe 13, a filtering channel 14, an annular heating device 15, an air inlet notch 16, a sewage discharge pipe 17, a sewage discharge hand valve 18, an exhaust pipe 19, a cylinder body 20, a flanging 21, a cylinder cover 22, a fixing notch 23 and a fixing plate 24.

Detailed Description

In order to make the technical solutions of the present invention better understood by those skilled in the art, the present invention will be further described in detail with reference to the accompanying drawings, which are only used for illustrating the technical solutions of the present invention and are not limited.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; the two components can be directly connected or indirectly connected through an intermediate medium, and the two components can be communicated with each other; the specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

The present invention will be further described in detail with reference to fig. 1 to 6, and a smoke and smoke tester has the following principle structure.

A smoke and fume tester comprises a smoke and fume tester body 1 and a drying device 2, wherein the smoke and fume tester body 1 is connected with the drying device 2 through an air duct 3; the smoke and smoke tester body 1 adopts the existing device, and the smoke and smoke tester body 1 is used for measuring toxic and harmful gases such as SO2 and NO, and measuring the dust removal and desulfurization efficiency; the drying device 2 comprises a box body 4, a partition plate 5, an annular cavity 6 and a filter barrel 7; the box body 4 is of an O-shaped cross section, the annular cavity 6 is vertically arranged on the right side of the box body to form a closed space, namely, after the cover 8 is covered, the annular cavity 6 is internally sealed; a vertical column 9 is vertically arranged in the annular cavity 6, and a spiral plate 10 is sleeved on the vertical column 9, which is equivalent to a spiral space formed in the annular cavity 6 for heat dissipation; in consideration of the cooling effect of the spiral space, the spiral plate 10 is made of aluminum foil, so that a certain cooling effect is increased; the baffle plate 5 is horizontally arranged in the box body 4 to divide the box body 4 into an upper part and a lower part, the upper side is an air inlet cavity 11, the lower side is a heating cavity 12, an air inlet pipe 13 is arranged on the left side of the air inlet cavity 11, and the air inlet pipe 13 is connected with an air source to be detected; the partition plate 5 is provided with a filtering channel 14, the filtering barrel 7 is fixed in the filtering channel 14 and can be integrally fixed or detachably connected, and meanwhile, a water absorbing material is arranged in the filtering barrel; an annular heating device 15 is arranged in the heating cavity 12, the annular heating device 15 is a ceramic heater, and the annular heating device 15 is connected with an external power supply and can heat the filter barrel 7; the annular heating device 15 is fixed with the lower side of the partition plate 5; an air inlet gap 16 is arranged on the annular cavity 6, and the heating cavity 12 is communicated with the annular cavity 6 equivalently to the air inlet gap 16; a sewage discharge pipe 17 is respectively arranged on the heating cavity 12 and the annular cavity 6, and a sewage discharge hand valve 18 is arranged on the sewage discharge pipe 17; the moisture separated out from the heating cavity 12 and the annular cavity 6 is discharged through a sewage discharge pipe 17; an upper cover 8 is arranged on the upper side of the box body 4, the upper cover 8 and the box body 4 are fixed in a sealing mode, an exhaust pipe 19 is arranged on the right side of the upper cover 8, the lower end of the exhaust pipe 19 is communicated with the interior of the annular cavity 6, and the upper end of the exhaust pipe 19 is in threaded or flange connection with the air guide pipe 3; the air inlet pipe 13 is connected with an air source to be detected, the air is subjected to primary dehydration through the filter barrel 7 and then enters the heating cavity 12, and flue gas in the heating cavity 12 enters the annular cavity 6 through the air inlet notch 16; after the smoke is spirally cooled by the spiral plate 10 to remove water, the smoke is transmitted into the smoke and smoke tester body 1 through the air duct 3 to be tested; by double-stage water removal, certain water removal capacity is increased, so that sediment formed in a gas path is reduced; after the detection is finished, the annular heating device 15 is opened to heat and remove water from the filter barrel 7; finally, the sewage discharge hand valve 18 is opened to discharge sewage through the sewage discharge pipe 17.

In the first embodiment, the filter vat 7 comprises a vat body 20, a flanging 21 and a vat cover 22; the bottom of the cylinder body 20 is provided with a filter screen, and the upper part of the cylinder body 20 is provided with a flanging 21; the cylinder body 20 is clamped in the filtering channel 14 through a flanging 21, and water absorption materials are arranged inside the cylinder body 20; the flanging 21 is relatively provided with a fixing notch 23; a filter screen is arranged on the cylinder cover 22, fixing plates 24 corresponding to the fixing notches 23 are arranged on two sides of the cylinder cover 22, and the cylinder cover 22 is covered on the cylinder body 20 and fixed through bolts; the water absorbing material is colored silica gel; the colored silica gel is initially blue, and becomes light pink after absorbing water; can be reused after being heated and dehydrated.

Although the present invention has been described in detail with reference to the foregoing examples, it will be apparent to those skilled in the art that various changes and modifications can be made in the embodiments described above, or equivalent changes and modifications can be made to some of the technical features of the embodiments described above, and any changes, equivalents, and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. The utility model provides a flue gas tester, includes flue gas tester body and drying device, flue gas tester body passes through the air duct and is connected its characterized in that with drying device: the drying device comprises a box body, a partition plate, an annular cavity and a filter barrel; the box body is of an O-shaped section, and the annular cavity is vertically arranged on the right side of the box body to form a closed space; an upright post is vertically arranged in the annular cavity, and a spiral plate is sleeved on the upright post; the baffle plate is horizontally arranged in the box body to divide the box body into an upper part and a lower part, the upper side is an air inlet cavity, the lower side is a heating cavity, and an air inlet pipe is arranged at the left side of the air inlet cavity; a filtering channel is formed in the partition plate, and the filtering barrel is fixed in the filtering channel; an annular heating device is arranged in the heating cavity; the annular heating device is fixed with the lower side of the partition plate; an air inlet gap is formed in the annular cavity, and the heating cavity is communicated with the annular cavity through the air inlet gap; the heating cavity and the annular cavity are respectively provided with a sewage discharge pipe, and a sewage discharge hand valve is arranged on the sewage discharge pipe; the upper cover is arranged on the upper side of the box body and is fixed with the box body in a sealing mode, the exhaust pipe is arranged on the right side of the upper cover, the lower end of the exhaust pipe is communicated with the inside of the annular cavity, and the upper end of the exhaust pipe is connected with the air guide pipe.

2. The smoke and smoke tester according to claim 1, wherein: the filter barrel comprises a barrel body, a flanging and a barrel cover; the bottom of the cylinder body is provided with a filter screen, and the upper part of the cylinder body is provided with a flanging; the barrel is clamped in the filtering channel through a flanging, and a water absorbing material is arranged inside the barrel; the flanging is relatively provided with a fixed notch; the barrel cover is provided with a filter screen, two sides of the barrel cover are provided with fixing plates corresponding to the fixing notches, and the barrel cover is covered on the barrel body and fixed through bolts.

3. The smoke and smoke tester according to claim 2, wherein: the water absorbing material is colored silica gel.

4. The smoke and smoke tester according to claim 1, wherein: the annular heating device is a ceramic heater.

5. The smoke and smoke tester according to claim 1, wherein: the spiral plate is made of aluminum foil.