CN204462121U - A kind of negative pressure suction type in-car air quality pick-up unit - Google Patents
A kind of negative pressure suction type in-car air quality pick-up unit Download PDFInfo
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- CN204462121U CN204462121U CN201520175732.4U CN201520175732U CN204462121U CN 204462121 U CN204462121 U CN 204462121U CN 201520175732 U CN201520175732 U CN 201520175732U CN 204462121 U CN204462121 U CN 204462121U
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- air quality
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- negative pressure
- testing pipes
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Abstract
The utility model discloses a kind of negative pressure suction type in-car air quality pick-up unit, aim to provide and a kind ofly effectively can improve in-car air quality pick-up unit of the prior art and detect the air quality that the air quality data obtained cannot objectively respond each position in crew module, cause detecting the in-car air quality pick-up unit of the not good problem of the validity of data, reliability.It comprises air intake conduction pipe, air-out conduction pipe, has the negative pressure tank body of sealed internal chamber, testing pipes and being arranged in testing pipes for detecting the sensor detecting device of air quality in testing pipes; Described air intake conduction pipe, air-out conduction pipe, negative pressure tank body and testing pipes are separately positioned on vehicle body.
Description
Technical field
The utility model relates to a kind of air quality detecting device, is specifically related to a kind of negative pressure suction type in-car air quality pick-up unit.
Background technology
Along with socioeconomic fast development and scientific and technological progress, automobile has become staple commodities and has entered huge numbers of families; Meanwhile, relevant to automobile health problem also starts to highlight.Crew module due to automotive interior is a relatively airtight separate space, after vehicle window is closed, and the air circulation extreme difference in crew module; And in the process of garage, occupant breathes the carbon dioxide of generation, the oxides of nitrogen etc. of engine operation generation all can be assembled in crew module.On the other hand, the inside gadget of automobile is assembled (as various plastics, leather) by various material, if the volatilization of not asking when long, then after assembling, the gas of volatilization very easily works the mischief to human body; Thus it is necessary for detecting the air quality in vehicle occupant compartment.
In some current luxury cars, in-car air quality pick-up unit and air cleaning unit can be installed, it by arranging detecting sensor in vehicle occupant compartment, such as, oxygen sensor, carbon dioxide sensor, carbon monoxide transducer, NOx sensor etc., detect the air quality in crew module by these detecting sensors; But the detecting sensor of current in-car air quality pick-up unit is all directly fixed in compartment and detects, and crew module is a relatively airtight separate space, almost air circulation is not had in it, this makes detecting sensor be merely able to detect the air quality in the extremely limited space in crew module, namely near this part air quality at detecting sensor position; Thus current in-car air quality pick-up unit detects the air quality that the air quality data obtained is merely able to represent certain point or certain several point in crew module, and objectively cannot represent the air quality level at each position in crew module, cause the validity of current in-car air quality pick-up unit detection data, reliability by not good.
Utility model content
The purpose of this utility model is to overcome deficiency of the prior art, there is provided a kind of effectively to improve in-car air quality pick-up unit of the prior art and detect the air quality that the air quality data obtained cannot objectively respond each position in crew module, cause detecting the negative pressure suction type in-car air quality pick-up unit of the not good problem of the validity of data, reliability.
The technical solution of the utility model is:
A kind of negative pressure suction type in-car air quality pick-up unit, comprise air intake conduction pipe, air-out conduction pipe, has the negative pressure tank body of sealed internal chamber, testing pipes and being arranged in testing pipes for testing the air quality detecting device of air quality in testing pipes; Described air intake conduction pipe, air-out conduction pipe, negative pressure tank body and testing pipes are separately positioned on vehicle body; Negative-pressure cup outside is provided with suction opeing, air intake opening and exhausr port, described air inlet with and exhausr port be positioned at the relative two sides of negative pressure tank body, the wireway extended toward air intake opening direction from air intake opening is also provided with in negative pressure tank body, the both ends open of this wireway, and the Single port of wireway and air intake opening are tightly connected, another port is towards air intake opening; Described air intake conduction pipe is positioned at below vehicle body, and air intake conduction pipe extends along vehicle body fore-and-aft direction, and the front port of air intake conduction pipe is arranged forward, and rear port and the air intake opening of air intake conduction pipe are tightly connected; Described air-out conduction pipe extends along vehicle body fore-and-aft direction, and front port and the exhausr port of air-out conduction pipe are tightly connected, and the rear port of wind pipe is arranged backwards, and communicate with body exterior space; The both ends open of described testing pipes, and the Single port of testing pipes communicates with passenger cabin, another port and suction opeing are tightly connected.
This programme structure is in vehicle traveling process, and external air flow is flowed into by air intake conduction pipe, and wireway ejection, then discharged by air-out conduction pipe; In negative pressure tank body, negative pressure is formed like this by what continue; Thus the air in vehicle traveling process in crew module will constantly flow in negative pressure tank body by testing pipes, the air quality detecting device of this sample plan is when detection flows through air quality in testing pipes, the air quality of most of position in crew module can be detected, thus effectively improvement in-car air quality pick-up unit of the prior art detects the air quality that the air quality data obtained cannot objectively respond each position in crew module, cause the problem that the validity of detection data, reliability are not good.
On the other hand, the negative pressure suction type in-car air quality pick-up unit of this programme utilizes the air stream formed in vehicle traveling process as power source, when it can avoid utilizing the plant equipment such as air exhauster as power source, the problem causing pick-up unit to lose efficacy because of mechanical equipment faults such as air exhausters.
As preferably, testing pipes is vertically arranged, vertical axle sleeve is also provided with in described testing pipes, vertical rotating shaft and drive impeller, described vertical axle sleeve is connected by connecting link with between testing pipes, described vertical rotating shaft is put by the rotating vertical axes that is arranged on of bearing, and described drive impeller is fixedly installed in vertical rotating shaft; The upper end of described vertical rotating shaft is provided with the mounting cylinder of upper and lower closed at both ends, and mounting cylinder is coaxial with vertical rotating shaft; Described air quality detecting device is arranged on mounting cylinder sidewall, and this air quality detecting device is for testing the air quality between mounting cylinder lateral surface and testing pipes; The battery being provided with controller in described mounting cylinder and being electrically connected with controller, described air quality detecting device is connected by signal input line with between controller, and described controller is connected with the car body controller of automobile by output line;
Described mounting cylinder upper end is provided with coaxially with vertical axle sleeve dodges through hole, in mounting cylinder, is positioned to dodge to be provided with immediately below through hole and determines electrical connector, and this is determined electrical connector and is fixed on mounting cylinder inwall by insulating bar; Describedly dodge in through hole the insulation penetration pipe being inserted with both ends open, and insulation penetration pipe is connected by connecting link with between testing pipes, insulation penetration pipe is vertically arranged, dividing plate is provided with in insulation penetration pipe, dividing plate is provided with through wires hole, in insulation penetration pipe, be positioned at and be provided with slidably dynamic electric binding post below dividing plate, between dividing plate and dynamic electric binding post, is provided with Compress Spring in insulation penetration pipe, the lower end abutment of described dynamic electric binding post is being determined on electrical connector; Described output line is made up of interior output line and external signal output line, described interior output line connection control device and determine electrical connector, external signal output line one end is connected with dynamic electric binding post upper end, and the other end is connected with car body controller through insulation penetration pipe.
This programme structure is when airflow passes testing pipes, and air-flow will drive drive impeller to rotate, and then drives mounting cylinder, and the air quality detecting device on mounting cylinder rotates; And in mounting cylinder and air quality detecting device rotation process, air quality detecting device and controller still can normally work, controller can normal input/output signal; Such air quality detecting device, in the process around vertical axis of rotation, can carry out the detection of circumferential each point to the air between mounting cylinder and testing pipes; Thus effective test flows through the quality of the air of testing pipes further, be conducive to air quality detecting device like this and objectively respond air quality in crew module, when effectively avoiding defective air to flow through testing pipes, the problem that can not be detected by air quality detecting device.
As preferably, air quality detecting device comprises the oxygen sensor be arranged on mounting cylinder sidewall, carbon dioxide sensor, carbon monoxide transducer and NOx sensor, oxygen sensor, carbon dioxide sensor, carbon monoxide transducer and NOx sensor are connected with controller respectively by signal input line.
As preferably, air quality detecting device comprises the oxygen sensor be arranged in testing pipes, carbon dioxide sensor, carbon monoxide transducer and NOx sensor.
As preferably, testing pipes is positioned at below car boot separator for container, and car boot separator for container is provided with air guide hole, and the port that testing pipes communicates with passenger cabin and air guide hole are tightly connected.
As preferably, air intake opening and exhausr port just to setting, on described wireway towards the port of air intake opening near air intake opening.
As preferably, air intake opening and exhausr port rounded, and the internal diameter of exhausr port is greater than the internal diameter of air intake opening, and described wireway is cylindrical, and the internal diameter of wireway is identical with the internal diameter of air intake opening.
As preferably, in the port that testing pipes communicates with passenger cabin, be provided with Turbogrid plates.
The beneficial effects of the utility model are: effectively can improve in-car air quality pick-up unit of the prior art and detect the air quality that the air quality data obtained cannot objectively respond each position in crew module, cause the problem that the validity of detection data, reliability are not good.
Accompanying drawing explanation
Fig. 1 is a kind of structural representation of the negative pressure suction type in-car air quality pick-up unit of the utility model embodiment 1.
Fig. 2 is a kind of structural representation of the negative pressure suction type in-car air quality pick-up unit of the utility model embodiment 2.
Fig. 3 is the enlarged drawing at A place in Fig. 2.
Fig. 4 is the enlarged drawing at B place in Fig. 3.
In figure: air intake conduction pipe 1, negative pressure tank body 2, air intake opening 21, suction opeing 22, wireway 23, exhausr port 24, air-out conduction pipe 3, testing pipes 4, air quality detecting device 5, car boot separator for container 6, Turbogrid plates 7, drive impeller 8, vertical rotating shaft 9, vertical axle sleeve 10, controller 11, mounting cylinder 12, output line 13, interior output line 13a, external signal output line 13b, insulation penetration pipe 14, determine electrical connector 16, dynamic electric binding post 17, lower annular stop block 18, upper annular limited block 19, Compress Spring 20, dividing plate 21, dodge through hole 22.
Embodiment
Below in conjunction with accompanying drawing and embodiment, the utility model is described in further detail:
Embodiment 1: as shown in Figure 1, a kind of negative pressure suction type in-car air quality pick-up unit comprises air intake conduction pipe 1, air-out conduction pipe 3, there is the negative pressure tank body 2 of sealed internal chamber, testing pipes 4 and being arranged in testing pipes for testing the air quality detecting device 5 of air quality in testing pipes.Air intake conduction pipe, air-out conduction pipe, negative pressure tank body and testing pipes are separately positioned on vehicle body.
Negative-pressure cup outside is provided with suction opeing 22, air intake opening 21 and exhausr port 24.Suction opeing, air intake opening and exhausr port are all communicated with negative-pressure cup intracoelomic cavity.Suction opeing is positioned at negative pressure tank body top.Air inlet with and exhausr port be positioned at the relative two sides of negative pressure tank body, and air intake opening and exhausr port are just to setting.Air intake opening and exhausr port rounded, and the internal diameter of exhausr port is greater than the internal diameter of air intake opening.
The wireway 23 extended toward air intake opening direction from air intake opening is also provided with in negative pressure tank body.Wireway is cylindrical, and the internal diameter of wireway is identical with the internal diameter of air intake opening.The both ends open of wireway.Single port and the air intake opening of wireway are tightly connected, another port towards air intake opening, and on wireway towards the port of air intake opening near air intake opening.
Air intake conduction pipe is positioned at (namely air intake conduction pipe is positioned at below chassis) below vehicle body.Air intake conduction pipe extends along vehicle body fore-and-aft direction.The front port of air intake conduction pipe is arranged forward, and rear port and the air intake opening of air intake conduction pipe are tightly connected.Air-out conduction pipe is positioned at (namely air-out conduction pipe is positioned at below chassis) below vehicle body.Air-out conduction pipe extends along vehicle body fore-and-aft direction, and front port and the exhausr port of air-out conduction pipe are tightly connected.The rear port of wind pipe is arranged backwards, and communicates with body exterior space.
Testing pipes is positioned at below car boot separator for container 6.Testing pipes is vertically arranged.Car boot separator for container is provided with air guide hole.The both ends open of testing pipes.The Single port of testing pipes communicates with passenger cabin, and another port and suction opeing are tightly connected; Namely the upper port of testing pipes communicates with passenger cabin, and lower port and suction opeing are tightly connected.The port that testing pipes communicates with passenger cabin and air guide hole are tightly connected.Turbogrid plates 7 are provided with in the port that testing pipes communicates with passenger cabin.
Air quality detecting device comprises the oxygen sensor be arranged in testing pipes, carbon dioxide sensor, carbon monoxide transducer and NOx sensor.
As follows in the specific works process of negative pressure suction type in-car air quality pick-up unit of the present utility model:
In vehicle traveling process: external air flow is flowed into by air intake conduction pipe, and is sprayed by wireway; Then, air-flow is discharged by exhausr port and air-out conduction pipe; Partial air in this process in negative pressure tank body will together be discharged by exhausr port and air-out conduction pipe, thus continue in negative pressure tank body, form negative pressure; Thus make the air in crew module constantly flow in negative pressure tank body by testing pipes, the air quality detecting device of this sample plan is when detection flows through air quality in testing pipes, the air quality of most of position in crew module can be detected, and then effectively improvement in-car air quality pick-up unit of the prior art detects the air quality that the air quality data obtained cannot objectively respond each position in crew module, cause the problem that the validity of detection data, reliability are not good.
Embodiment 2: all the other structures of the present embodiment are with reference to embodiment 1, and its difference is:
As shown in Figure 2, Figure 3, Figure 4, in testing pipes 4, be provided with vertical axle sleeve 10, vertical rotating shaft 9 and drive impeller 8.Vertical axle sleeve is connected by connecting link with between testing pipes.Vertical rotating shaft is put by the rotating vertical axes that is arranged on of bearing.Drive impeller is fixedly installed in vertical rotating shaft, and drive impeller is positioned at below vertical axle sleeve.
The upper end of vertical rotating shaft is provided with the mounting cylinder 12 of upper and lower closed at both ends, and mounting cylinder is coaxial with vertical rotating shaft.The upper end of mounting cylinder is semicircle or the taper shape of epirelief.Mounting cylinder upper end is provided with coaxially with vertical axle sleeve dodges through hole 22.In mounting cylinder, be positioned to dodge to be provided with immediately below through hole and determine electrical connector 16, and this is determined electrical connector and is fixed on mounting cylinder inwall by insulating bar.The end face determining electrical connector is horizontally disposed with.Dodge in through hole the insulation penetration pipe 14 being inserted with both ends open, and insulation penetration pipe is connected by connecting link with between testing pipes.Insulation penetration pipe is vertically arranged.Dividing plate 21 is provided with in insulation penetration pipe.Dividing plate is provided with through wires hole.In insulation penetration pipe, be positioned at and below dividing plate, be provided with slidably dynamic electric binding post 17.Dynamic electric binding post lateral surface is provided with annular limited block 19.On insulation penetration pipe medial surface, the below that is positioned at annular limited block is provided with lower annular stop block 18.Between dividing plate and dynamic electric binding post, Compress Spring 20 is provided with in insulation penetration pipe.The lower end abutment of dynamic electric binding post is on the end face determining electrical connector.Dynamic electric binding post with determine electrical connector and be electrically connected.When the lower end abutment of dynamic electric binding post is on the end face determining electrical connector, between upper annular limited block and lower annular stop block, there is gap.
Air quality detecting device 5 in this enforcement is arranged on mounting cylinder sidewall.This air quality detecting device is for testing the air quality between mounting cylinder lateral surface and testing pipes.Air quality detecting device comprises the oxygen sensor be arranged on mounting cylinder sidewall, carbon dioxide sensor, carbon monoxide transducer and NOx sensor.
The battery being provided with controller 11 in mounting cylinder and being electrically connected with controller.Battery provides power supply for controller and air quality detecting device.Be connected by signal input line between air quality detecting device with controller; Specifically, oxygen sensor, carbon dioxide sensor, carbon monoxide transducer and NOx sensor are connected with controller respectively by signal input line.Controller is connected with the car body controller of automobile by output line 13.Output line is made up of interior output line 13a and external signal output line 13b.Interior output line connection control device and determine electrical connector.External signal output line one end is connected with dynamic electric binding post upper end, and the other end is connected with car body controller through insulation penetration pipe from bottom to top.
When the defect of data that any one sensor in air quality detecting device detects, then the signal opening vehicle window is sent on car body controller by output line by controller, and car body controller opens vehicle window automatically.
Claims (7)
1. a negative pressure suction type in-car air quality pick-up unit, it is characterized in that, comprise air intake conduction pipe (1), air-out conduction pipe (3), there is the negative pressure tank body (2) of sealed internal chamber, testing pipes (4) and being arranged in testing pipes for testing the air quality detecting device (5) of air quality in testing pipes; Described air intake conduction pipe, air-out conduction pipe, negative pressure tank body and testing pipes are separately positioned on vehicle body;
Negative-pressure cup outside is provided with suction opeing (22), air intake opening (21) and exhausr port (24), described air inlet with and exhausr port be positioned at the relative two sides of negative pressure tank body, the wireway (23) extended toward air intake opening direction from air intake opening is also provided with in negative pressure tank body, the both ends open of this wireway, and the Single port of wireway and air intake opening are tightly connected, another port is towards air intake opening;
Described air intake conduction pipe is positioned at below vehicle body, and air intake conduction pipe extends along vehicle body fore-and-aft direction, and the front port of air intake conduction pipe is arranged forward, and rear port and the air intake opening of air intake conduction pipe are tightly connected; Described air-out conduction pipe extends along vehicle body fore-and-aft direction, and front port and the exhausr port of air-out conduction pipe are tightly connected, and the rear port of wind pipe is arranged backwards, and communicate with body exterior space;
The both ends open of described testing pipes, and the Single port of testing pipes communicates with passenger cabin, another port and suction opeing are tightly connected.
2. negative pressure suction type in-car air quality pick-up unit according to claim 1, it is characterized in that, described testing pipes is vertically arranged, vertical axle sleeve is provided with in described testing pipes, vertical rotating shaft and drive impeller, described vertical axle sleeve is connected by connecting link with between testing pipes, and described vertical rotating shaft is put by the rotating vertical axes that is arranged on of bearing, and described drive impeller is fixedly installed in vertical rotating shaft; The upper end of described vertical rotating shaft is provided with the mounting cylinder of upper and lower closed at both ends, and mounting cylinder is coaxial with vertical rotating shaft;
Described air quality detecting device is arranged on mounting cylinder sidewall, and this air quality detecting device is for testing the air quality between mounting cylinder lateral surface and testing pipes; The battery being provided with controller in described mounting cylinder and being electrically connected with controller, described air quality detecting device is connected by signal input line with between controller, and described controller is connected with the car body controller of automobile by output line;
Described mounting cylinder upper end is provided with coaxially with vertical axle sleeve dodges through hole, in mounting cylinder, is positioned to dodge to be provided with immediately below through hole and determines electrical connector, and this is determined electrical connector and is fixed on mounting cylinder inwall by insulating bar; Describedly dodge in through hole the insulation penetration pipe being inserted with both ends open, and insulation penetration pipe is connected by connecting link with between testing pipes, insulation penetration pipe is vertically arranged, dividing plate is provided with in insulation penetration pipe, dividing plate is provided with through wires hole, in insulation penetration pipe, be positioned at and be provided with slidably dynamic electric binding post below dividing plate, between dividing plate and dynamic electric binding post, is provided with Compress Spring in insulation penetration pipe, the lower end abutment of described dynamic electric binding post is being determined on electrical connector; Described output line is made up of interior output line and external signal output line, described interior output line connection control device and determine electrical connector, external signal output line one end is connected with dynamic electric binding post upper end, and the other end is connected with car body controller through insulation penetration pipe.
3. negative pressure suction type in-car air quality pick-up unit according to claim 2, it is characterized in that, described air quality detecting device comprises the oxygen sensor be arranged on mounting cylinder sidewall, carbon dioxide sensor, carbon monoxide transducer and NOx sensor, oxygen sensor, carbon dioxide sensor, carbon monoxide transducer and NOx sensor are connected with controller respectively by signal input line.
4. negative pressure suction type in-car air quality pick-up unit according to claim 1, it is characterized in that, described air quality detecting device comprises the oxygen sensor be arranged in testing pipes, carbon dioxide sensor, carbon monoxide transducer and NOx sensor.
5. negative pressure suction type in-car air quality pick-up unit according to claim 1, it is characterized in that, described testing pipes is positioned at below car boot separator for container, and car boot separator for container is provided with air guide hole, and the port that testing pipes communicates with passenger cabin and air guide hole are tightly connected.
6. the negative pressure suction type in-car air quality pick-up unit according to claim 1 or 2 or 3 or 4 or 5, is characterized in that, described air intake opening and exhausr port just to setting, on described wireway towards the port of air intake opening near air intake opening.
7. the negative pressure suction type in-car air quality pick-up unit according to claim 1 or 2 or 3 or 4 or 5, it is characterized in that, described air intake opening and exhausr port rounded, and the internal diameter of exhausr port is greater than the internal diameter of air intake opening, described wireway is cylindrical, and the internal diameter of wireway is identical with the internal diameter of air intake opening.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520175732.4U CN204462121U (en) | 2015-03-26 | 2015-03-26 | A kind of negative pressure suction type in-car air quality pick-up unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520175732.4U CN204462121U (en) | 2015-03-26 | 2015-03-26 | A kind of negative pressure suction type in-car air quality pick-up unit |
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| Publication Number | Publication Date |
|---|---|
| CN204462121U true CN204462121U (en) | 2015-07-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520175732.4U Expired - Fee Related CN204462121U (en) | 2015-03-26 | 2015-03-26 | A kind of negative pressure suction type in-car air quality pick-up unit |
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| CN (1) | CN204462121U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104820064A (en) * | 2015-03-26 | 2015-08-05 | 盐城工学院 | Negative-pressure suction type in-vehicle air quality detection apparatus |
| CN107843699A (en) * | 2017-12-08 | 2018-03-27 | 宜春学院 | A kind of new indoor air detecting device |
| WO2020010893A1 (en) * | 2018-07-12 | 2020-01-16 | 常州承信投资合伙企业(有限合伙) | Air quality measuring device and application thereof |
-
2015
- 2015-03-26 CN CN201520175732.4U patent/CN204462121U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104820064A (en) * | 2015-03-26 | 2015-08-05 | 盐城工学院 | Negative-pressure suction type in-vehicle air quality detection apparatus |
| CN104820064B (en) * | 2015-03-26 | 2016-08-17 | 盐城工学院 | Negative pressure suction type in-car air quality detection device |
| CN107843699A (en) * | 2017-12-08 | 2018-03-27 | 宜春学院 | A kind of new indoor air detecting device |
| CN107843699B (en) * | 2017-12-08 | 2023-12-12 | 宜春学院 | Novel indoor air detects device |
| WO2020010893A1 (en) * | 2018-07-12 | 2020-01-16 | 常州承信投资合伙企业(有限合伙) | Air quality measuring device and application thereof |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150708 Termination date: 20160326 |
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| CF01 | Termination of patent right due to non-payment of annual fee |