CN113533657B

CN113533657B - Vehicle exhaust's detection device

Info

Publication number: CN113533657B
Application number: CN202110906584.9A
Authority: CN
Inventors: 卜祥风; 冯霞; 陈珂
Original assignee: Chuzhou University
Current assignee: Chuzhou University
Priority date: 2021-08-09
Filing date: 2021-08-09
Publication date: 2022-03-08
Anticipated expiration: 2041-08-09
Also published as: CN113533657A

Abstract

The invention discloses a vehicle tail gas detection device, which relates to the technical field of tail gas detection and comprises a material scattering component, a refrigeration component and a discharge component, wherein the material scattering component comprises an inner half shell I, an inner half shell II, an outer half shell I, an outer half shell II, a storage cylinder and an air guide pipe, and the material scattering component is used for uniformly scattering calcium oxide and fully contacting with the vehicle tail gas so as to thoroughly remove moisture in the vehicle tail gas; the refrigeration component is arranged above the material scattering component and comprises an air inlet pipe, an air inlet fan, a precooling cover, a cold guide aluminum plate, a semiconductor refrigeration piece, a heat dissipation aluminum plate and a heat dissipation fan, and the refrigeration component is used for cooling the tail gas of the vehicle; the discharging component is arranged below the scattering component and comprises a material storage tank, a discharging pipe and an air leakage pipe, and the discharging component is used for orderly taking out calcium hydroxide. In conclusion, the invention has the characteristics of reasonable design, ingenious structure and simple use, and can fully remove the moisture in the vehicle exhaust before detecting the vehicle exhaust so as to reduce the influence on the detection result as much as possible.

Description

Vehicle exhaust's detection device

Technical Field

The invention relates to the technical field of tail gas detection, in particular to a vehicle tail gas detection device.

Background

Automobile exhaust is exhaust gas generated when an automobile is used, and contains hundreds of different compounds, wherein pollutants comprise solid suspended particles, carbon monoxide, carbon dioxide, hydrocarbons, oxynitrides, lead, sulfur oxides and the like, and the exhaust gas directly harms human health and has a profound influence on the environment of human life, so that people are required to treat the exhaust gas, and the exhaust gas is required to be detected and treated firstly during treatment.

At present, current detection device for vehicle exhaust is when the user, can not effectually carry out the preliminary treatment to the moisture in the tail gas for moisture in the tail gas also is detected the processing thereupon, influences the detection effect, consequently, needs a urgent need to design a vehicle exhaust detection device and solves above-mentioned problem.

Disclosure of Invention

The invention aims to provide a vehicle exhaust detection device to solve the defects caused in the prior art.

The utility model provides a detection apparatus for vehicle exhaust, is including spilling material part, refrigeration part and ejection of compact part, wherein:

the material scattering component comprises a first inner half shell, a second inner half shell, a first outer half shell, a second outer half shell, a material storage cylinder and an air guide pipe, and is used for uniformly scattering calcium oxide and fully contacting with vehicle tail gas so as to thoroughly remove moisture in the vehicle tail gas;

the refrigeration component is arranged above the material scattering component and comprises an air inlet pipe, an air inlet fan, a precooling cover, a cold guide aluminum plate, a semiconductor refrigeration sheet, a heat dissipation aluminum plate and a heat dissipation fan, and the refrigeration component is used for cooling the tail gas of the vehicle;

the discharging component is arranged below the scattering component and comprises a material storage tank, a discharging pipe and an air leakage pipe, and the discharging component is used for orderly taking out calcium hydroxide.

Preferably, interior half shell is first for the hemisphere casing of back-off and in its bottom edge evenly be equipped with interior take one, interior half shell two is just putting hemisphere casing and evenly be equipped with interior take two in its top edge, interior take one and interior take two between be connected through the bolt, outer half shell is first for the bowl type casing of back-off and coaxial the top of locating interior half shell one, outer half shell two is just putting bowl type casing and coaxial the below of locating interior half shell two, be connected through the bolt between outer half shell one and the outer half shell two, interior take one and interior take two overlap joints of strip in outer half shell one and the junction of outer half shell two, the top coaxial arrangement of outer half shell one has the passage, the inboard coaxial rotation of passage is connected with the conveyer pipe, the inboard welding of conveyer pipe has spiral helicine transport piece, the coaxial arrangement of storage section of thick bamboo is on the top of passage, the lower end part of the conveying pipe penetrates through the inner half shell and is sealed, the lower end part of the conveying pipe is uniformly welded with Y-shaped clamping pipes, the bottom part of the inner half shell II is coaxially and rotatably connected with a linkage pipe, the upper end part of the linkage pipe penetrates through the inner half shell II and is coaxially connected with a linkage disk, U-shaped clamping grooves are uniformly distributed at the edge of the linkage disk, the clamping pipes are correspondingly clamped in the clamping grooves, an impeller is fixed at the lower end part of the linkage pipe, the air guide pipe is of an L-shaped structure and is positioned below the outer half shell II, the upper end part of the air guide pipe is sealed, the upper end part of the air guide pipe is uniformly welded with L-shaped air guide pipes, the air guide pipes are connected with the outer half shell II in a welding manner, the upper end part of the air guide pipes penetrates through the outer half shell II and is sealed, the upper part of the air guide pipes is provided with air guide ports, and the orientation of the air guide ports is consistent with the tangential direction of the impeller, an exhaust pipe is welded at the upper part of the first outer half shell.

Preferably, the intake pipe is vertical setting, air inlet fan horizontal installation is in the upper end of intake pipe, the precooling cover is cavity cuboid casing and the equal open design of both sides and front side about it, the top of precooling cover is connected in the lower extreme of intake pipe, the top lid of storage cylinder closes sealed lid, the upside in sealed lid is connected to the bottom of precooling cover, lead cold aluminum plate and install in the inboard of precooling cover through the stay bolt, semiconductor refrigeration piece attaches in the front side of leading cold aluminum plate, heat dissipation aluminum plate attaches in the front side of semiconductor refrigeration piece, heat dissipation fan installs in heat dissipation aluminum plate's front side, lead cold aluminum plate and be connected through the bolt between the heat dissipation aluminum plate to install the heat insulating mattress additional in its junction, the centre of sealed lid is equipped with the through groove of rectangle, the locating piece is installed to the downside of through groove, the centre of locating piece is equipped with circular shape location mouth, and the positioning port is in transition fit with the upper end part of the linkage pipe.

Preferably, the material storage tank sets up for the level, the discharging pipe is equipped with a pair ofly and symmetrical connection in the left and right sides of material storage tank, the other end of discharging pipe passes through the coupling joint in the lower tip of linkage pipe, the linkage pipe is greater than the hypomere diameter for venturi and upper segment diameter, the lower part of linkage pipe evenly is equipped with the discharge opening, the discharge opening is located the bottom of the inboard of outer half shell two, the vertical welding in the centre of material storage tank of pipe loses heart.

Preferably, the outer wall of the first inner half shell is uniformly provided with first inner ribs, and the outer wall of the second inner half shell is uniformly provided with second inner ribs.

Compared with the prior art, the vehicle tail gas detection device has the following advantages:

through semiconductor refrigeration piece circular telegram work, on the one hand, realize leading cold aluminum plate's refrigeration, the fan of admitting air can blow the air to leading cold aluminum plate, the cold aluminum plate of rethread is led and is refrigerated the air of flowing through, the cold air blows to half internal shell one and half internal shell two through the conveyer pipe and clamp the pipe again, in order to realize the cooling of half internal shell one and half internal shell two, on the other hand, the realization is to heat conduction aluminum plate's heating, the heat that the heat dissipation fan can be with on the heat dissipation aluminum plate is dispersed.

Secondly, the tail gas of the vehicle is blown to the impeller through the gas guide pipe, the gas guide pipe and the gas guide hole, the impeller is blown by the tail gas to rotate, then the linkage pipe, the linkage disc, the clamping pipe, the conveying pipe and the conveying piece are synchronously driven to rotate, when the conveying piece rotates, the calcium oxide powder in the storage cylinder can be conveyed to the inner side of the first outer half shell, the calcium oxide powder can be uniformly dispersed after falling to the top of the first inner half shell and then slides down along the outer wall of the first inner half shell, during the sliding process, the cooled first inner half shell can cool the calcium oxide powder, the tail gas after acting continues to move upwards until the tail gas contacts with the outer wall of the second inner half shell, during the contact period, the cooled inner half shell II can cool the tail gas, when the gliding calcium oxide powder is contacted with the ascending tail gas, the water in the tail gas can be fully removed, and the calcium oxide powder can be changed into calcium hydroxide powder.

The air after cooling down half inner shell one and half inner shell two can be discharged via the linkage pipe, when the air passes through the linkage pipe rapidly, can form negative pressure environment in discharge opening department, make the calcium hydrate of the bottom of the inboard of half outer shell two can enter into in the linkage pipe via the discharge opening, later the pipe joint of managing again, the discharging pipe enters into the material storage tank, and air wherein then is discharged via the pipe that loses heart, in addition, fully detach the tail gas of moisture then enters into the tail gas check out test set of establishing in addition via the blast pipe, in order to carry out subsequent relevant detection work.

Drawings

Fig. 1 is a schematic overall three-dimensional structure of the present invention.

FIG. 2 is a schematic overall side view of the present invention.

Fig. 3 is a schematic structural view of the spreading member of the present invention.

Fig. 4 and 5 are partial exploded views of the spreader component.

Fig. 6 is a schematic view of the structure of the refrigerating unit of the present invention.

Fig. 7 is an exploded view of the refrigeration unit as a whole.

Fig. 8 is a schematic structural view of the discharging member in the present invention.

Wherein:

10-a spreading part; 101-inner half shell one; 1011-inner lapping strip one; 1012-inner rib one; 102-inner half shell two; 1021-inner lapping strip two; 1022-inner rib two; 103-outer half shell one; 104-an outer half shell two; 105-a guide tube; 106-a delivery pipe; 107-transport sheet; 108-a storage cartridge; 109-a sealing cover; 109 a-a through slot; 110-clamping the tube; 111-linkage pipe; 111 a-a discharge hole; 112-a linkage disc; 112 a-card slot; 113-an impeller; 114-a bleed air duct; 115-an airway tube; 115 a-air guide port; 116-an exhaust pipe;

20-a refrigeration component; 201-air inlet pipe; 202-an air inlet fan; 203-pre-cooling cover; 204-cold conducting aluminum plate; 205-semiconductor refrigerating sheet; 206-heat dissipation aluminum plate; 207-heat dissipation fan; 208-a heat insulation pad; 209-positioning block; 209 a-positioning port;

30-a discharge member; 301-storage tank; 302-a discharge pipe; 303-pipe joint; 304-air relief.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.

As shown in fig. 1 to 8, a device for detecting vehicle exhaust comprises a scattering component 10, a refrigerating component 20 and a discharging component 30, wherein:

the spreading component 10 comprises a first inner half shell 101, a second inner half shell 102, a first outer half shell 103, a second outer half shell 104, a storage cylinder 108 and an air guide pipe 114, and the spreading component 10 is used for uniformly spreading calcium oxide and fully contacting with vehicle exhaust so as to thoroughly remove moisture in the vehicle exhaust;

the refrigeration component 20 is arranged above the spreading component 10 and comprises an air inlet pipe 201, an air inlet fan 202, a pre-cooling cover 203, a cold guide aluminum plate 204, a semiconductor refrigeration sheet 205, a heat dissipation aluminum plate 206 and a heat dissipation fan 207, and the refrigeration component 20 is used for cooling the tail gas of the vehicle;

the discharging part 30 is arranged below the scattering part 10 and comprises a material storage tank 301, a material discharging pipe 302 and an air leakage pipe 304, and the discharging part 30 is used for orderly taking out calcium hydroxide.

In this embodiment, interior half shell 101 is the hemisphere casing of back-off and evenly is equipped with in its bottom edge and takes a 1011 strip, interior half shell two 102 is just the hemisphere casing of putting and evenly is equipped with in its top edge and takes two 1021 strips, it is connected through the bolt between 1011 and the interior strip two 1021 strip to take one, a 103 outer half shell is the bowl type casing of back-off and coaxial the top of locating interior half shell 101, two 104 outer half shell are just the bowl type casing of putting and coaxial the below of locating interior half shell two 102, be connected through the bolt between 103 outer half shell and two 104 outer half shell, a 1011 interior strip and two 1021 interior strip overlap joint in the junction of 103 outer half shell and two 104 outer half shell, the top coaxial arrangement of 103 outer half shell has a 105, the inboard coaxial rotation of passage 105 is connected with conveyer pipe 106, conveyer pipe 106 has spiral helicine delivery sheet 107 in the inboard welding of passage 105, the material storage cylinder 108 is coaxially installed at the top end of the material guide pipe 105, the lower end part of the conveying pipe 106 penetrates through the first inner half shell 101 and is sealed, the lower end part of the conveying pipe 106 is uniformly welded with a Y-shaped clamping pipe 110, the bottom part of the second inner half shell 102 is coaxially and rotatably connected with a linkage pipe 111, the upper end part of the linkage pipe 111 penetrates through the second inner half shell 102 and is coaxially connected with a linkage disk 112, U-shaped clamping grooves 112a are uniformly distributed at the edge of the linkage disk 112, the clamping pipe 110 is correspondingly clamped in the clamping grooves 112a, an impeller 113 is fixed at the lower end part of the linkage pipe 111, the air guide pipe 114 is of an L-shaped structure and is positioned below the second outer half shell 104, the upper end part of the air guide pipe 114 is sealed, an L-shaped air guide pipe 115 is uniformly welded at the upper end part of the air guide pipe 114, and the air guide pipe 115 is connected with the second outer shell 104 by welding, the upper end of the air duct 115 penetrates through the second outer half shell 104 and is sealed, an air guide port 115a is formed in the upper portion of the air duct 115, the orientation of the air guide port 115a is consistent with the tangential direction of the impeller 113, and an exhaust pipe 116 is welded to the upper portion of the first outer half shell 103.

In this embodiment, the intake pipe 201 is vertical setting, the fan 202 horizontal installation that admits air is in the upper end of intake pipe 201, precooling cover 203 is the equal open design of cavity cuboid casing and both sides and front side about it, the lower extreme in intake pipe 201 is connected at the top of precooling cover 203, the top lid of depositing feed cylinder 108 has closed sealed lid 109, the upside in sealed lid 109 is connected to the bottom of precooling cover 203, lead cold aluminum plate 204 and install in the inboard of precooling cover 203 through the stay bolt, semiconductor refrigeration piece 205 is attached in the front side of leading cold aluminum plate 204, heat dissipation aluminum plate 206 is attached in the front side of semiconductor refrigeration piece 205, heat dissipation fan 207 is installed in the front side of heat dissipation aluminum plate 206, lead and be connected through the bolt between cold aluminum plate 204 and the heat dissipation aluminum plate 206 to install thermal-insulated pad 208 additional in its junction, the centre of sealed lid 109 is equipped with the through groove 109a of rectangle, a positioning block 209 is installed on the lower side of the through groove 109a, a circular positioning opening 209a is formed in the middle of the positioning block 209, and the positioning opening 209a is in transition fit with the upper end portion of the linkage pipe 111.

In this embodiment, storage tank 301 is the level setting, discharging pipe 302 is equipped with a pair ofly and symmetrical connection in storage tank 301's the left and right sides, discharging pipe 302's the other end passes through the coupling joint and connects in linkage pipe 111's lower tip, linkage pipe 111 is greater than the hypomere diameter for venturi and upper segment diameter, linkage pipe 111's lower part evenly is equipped with discharge opening 111a, discharge opening 111a is located the bottom of the inboard of outer half shell two 104, the vertical centre that welds in storage tank 301 of pipe 304 loses heart.

In this embodiment, evenly be equipped with inner rib 1012 on the outer wall of interior half shell 101, can carry out homodisperse to the calcium oxide powder that enters into through addding inner rib 1012, can also increase the area of contact of calcium oxide powder and interior half shell 101 simultaneously, evenly be equipped with two 1022 of inner ribs on the outer wall of interior half shell two 102, can carry out homodisperse to the vehicle tail gas that enters into through addding two 1022 of inner ribs, can also increase the area of contact of vehicle tail gas and interior half shell two 102 simultaneously.

In the embodiment, the vehicle exhaust gas detection device is applied in practice:

step 1: firstly, sleeving the inducing pipe 114 on the tail gas pipe orifice of the vehicle, tightening the inducing pipe by a hoop, and then filling a proper amount of calcium oxide powder into the storage barrel 108;

step 2: through the electrifying work of the semiconductor refrigerating sheet 205, on one hand, the refrigeration of the cold conducting aluminum plate 204 is realized, the air can be blown to the cold conducting aluminum plate 204 by the air inlet fan 202, the flowing air is refrigerated by the cold conducting aluminum plate 204, and the cold air is blown to the first inner half shell 101 and the second inner half shell 102 by the conveying pipe 106 and the clamping pipe 110 so as to realize the cooling of the first inner half shell 101 and the second inner half shell 102, on the other hand, the heating of the heat conducting aluminum plate 206 is realized, and the heat on the heat radiating aluminum plate 206 can be radiated by the heat radiating fan 207;

and step 3: starting the vehicle, blowing the vehicle exhaust to the impeller 113 through the air guide pipe 114, the air guide pipe 115 and the air guide hole 115a, blowing the exhaust by the impeller 113 to rotate, further synchronously driving the linkage pipe 111 and the linkage disk 112 to rotate, driving the linkage disk 112 through the clamping pipe 110 to rotate, synchronously driving the conveying pipe 106 and the conveying sheet 107 to rotate, conveying the calcium oxide powder in the storage cylinder 108 to the inner side of the outer half shell 103 when the conveying sheet 107 rotates, uniformly dispersing the calcium oxide powder after falling to the top of the inner half shell 101, then sliding down along the outer wall of the inner half shell 101, cooling the calcium oxide powder by the cooled inner half shell 101 during the sliding down period, continuing to move upwards until contacting with the outer wall of the inner half shell 102, and cooling the exhaust by the cooled inner half shell 102 during the contacting period, in addition, the rotating clamping pipe 110 can uniformly blow the entering cold air to the first inner half shell 101 and the second inner half shell 102, so that the surfaces of the first inner half shell 101 and the second inner half shell 102 are uniformly cooled;

and 4, step 4: air after cooling the inner half shell 101 and the inner half shell 102 is exhausted through the linkage pipe 111, when the air rapidly passes through the linkage pipe 111, a negative pressure environment is formed at the discharge hole 111a, so that calcium hydroxide falling to the bottom of the inner side of the outer half shell 104 enters the linkage pipe 111 through the discharge hole 111a, then enters the storage tank 301 through the pipe joint 303 and the discharge pipe 302, and the air therein is exhausted through the air release pipe 304;

and 5: the exhaust gas with the moisture removed sufficiently enters another exhaust gas detection device through the exhaust pipe 116 to perform the subsequent related detection operation.

The embodiments disclosed above are therefore to be considered in all respects as illustrative and not restrictive. All changes which come within the scope of or equivalence to the invention are intended to be embraced therein.

Claims

1. The utility model provides a detection device of vehicle exhaust which characterized in that: including spilling material part (10), refrigeration part (20) and ejection of compact part (30), wherein:

the material scattering component (10) comprises an inner half shell (101), an inner half shell (102), an outer half shell (103), an outer half shell (104), a material storage cylinder (108) and an air guide pipe (114), the material scattering component (10) is used for scattering calcium oxide uniformly and fully contacting with vehicle tail gas so as to thoroughly remove moisture in the vehicle tail gas, the inner half shell (101) is a reversed hemispherical shell and is uniformly provided with an inner lapping strip (1011) at the bottom edge thereof, the inner half shell (102) is a positive hemispherical shell and is uniformly provided with an inner lapping strip (1021) at the top edge thereof, the inner lapping strip (1011) is connected with the inner lapping strip (1021) through a bolt, the outer half shell (103) is a reversed bowl-shaped shell and is coaxially arranged above the inner half shell (101), the outer half shell (104) is a positive bowl-shaped shell and is coaxially arranged below the inner half shell (102), the utility model discloses a material storage device, including outer half shell one (103) and outer half shell two (104), be connected through the bolt between outer half shell one (103) and outer half shell two (104), interior take strip one (1011) and interior take strip two (1021) overlap joint in the junction of outer half shell one (103) and outer half shell two (104), the top coaxial arrangement of outer half shell one (103) has passage pipe (105), the inboard coaxial rotation of passage pipe (105) is connected with conveyer pipe (106), conveyer pipe (106) have spiral helicine delivery sheet (107) in the inboard welding of passage pipe (105), it installs on the top of passage pipe (105) to deposit feed cylinder (108) coaxial, the lower tip of conveyer pipe (106) runs through inner half shell one (101) and does the processing of sealing, the lower tip uniform welding of conveyer pipe (106) has the pipe (110) that clamps of Y type, the bottom coaxial rotation of inner half shell two (102) is connected with linkage pipe (111), the upper end of linkage pipe (111) runs through inner half shell two (102) and coaxial coupling disk (112), u-shaped clamping grooves (112 a) are uniformly distributed at the edge of the linkage disk (112), the clamping pipe (110) is correspondingly clamped in the clamping groove (112 a), the lower end part of the linkage pipe (111) is fixed with an impeller (113), the bleed air pipe (114) is of L-shaped construction and is located below the outer half shell (104), the upper end part of the air-entraining pipe (114) is sealed, L-shaped air ducts (115) are uniformly welded on the upper end part of the air-entraining pipe (114), the air duct (115) is connected with the second outer shell (104) through welding, the upper end part of the air duct (115) penetrates through the outer half shell (104) and is sealed, an air guide port (115 a) is formed in the upper portion of the air guide pipe (115), the direction of the air guide port (115 a) is consistent with the tangential direction of the impeller (113), and an exhaust pipe (116) is welded to the upper portion of the outer half shell I (103);

the refrigeration component (20) is arranged above the material scattering component (10) and comprises an air inlet pipe (201), an air inlet fan (202), a pre-cooling cover (203), a cold guide aluminum plate (204), a semiconductor refrigeration piece (205), a heat dissipation aluminum plate (206) and a heat dissipation fan (207), the refrigeration component (20) is used for cooling tail gas of a vehicle, the air inlet pipe (201) is vertically arranged, the air inlet fan (202) is horizontally arranged at the upper end of the air inlet pipe (201), the pre-cooling cover (203) is a hollow cuboid shell, and the upper side, the lower side and the front side of the hollow cuboid shell are both open, the top of the pre-cooling cover (203) is connected to the lower end of the air inlet pipe (201), the top of the material storage barrel (108) is covered with a sealing cover (109), the bottom of the pre-cooling cover (203) is connected to the upper side of the sealing cover (109), the cold guide aluminum plate (204) is installed on the inner side of the pre-cooling cover (203) through a long bolt, the semiconductor refrigeration piece (205) is attached to the front side of the cold guide aluminum plate (204), the heat dissipation aluminum plate (206) is attached to the front side of the semiconductor refrigeration piece (205), the heat dissipation fan (207) is installed on the front side of the heat dissipation aluminum plate (206), the cold guide aluminum plate (204) is connected with the heat dissipation aluminum plate (206) through bolts, a heat insulation pad (208) is additionally installed at the joint of the cold guide aluminum plate and the heat dissipation aluminum plate, a rectangular through groove (109 a) is formed in the middle of the sealing cover (109), a positioning block (209) is installed on the lower side of the through groove (109 a), a circular positioning opening (209 a) is formed in the middle of the positioning block (209), and the positioning opening (209 a) is in transition fit with the upper end portion of the linkage pipe (111);

discharging part (30) are located the below of spilling material part (10) and are including storage tank (301), discharging pipe (302) and disappointing pipe (304), discharging part (30) are used for taking out calcium hydroxide in order, storage tank (301) set up for the level, discharging pipe (302) are equipped with a pair ofly and symmetric connection in the left and right sides of storage tank (301), the other end of discharging pipe (302) passes through the coupling and connects in the lower tip of linkage pipe (111), linkage pipe (111) are greater than the hypomere diameter for venturi and upper segment diameter, the lower part of linkage pipe (111) evenly is equipped with discharge opening (111 a), discharge opening (111 a) are located the bottom of the inboard of outer half shell two (104), the perpendicular centre of depositing tank (301) of welding of disappointing pipe (304).

2. The vehicle exhaust gas detection device according to claim 1, wherein: the outer wall of the first inner half shell (101) is uniformly provided with a first inner rib (1012), and the outer wall of the second inner half shell (102) is uniformly provided with a second inner rib (1022).