Dual-channel air detection device for vehicle and vehicle

Abstract

The utility model discloses a two-channel air detection device for a vehicle and the vehicle, the two-channel air detection device comprises a box body, a detection box, a first fan, a second fan and a detection assembly, the box body is arranged on the vehicle; the detection box is arranged in the box body, an outer detection chamber and an inner detection chamber are arranged in the detection box, an outer air inlet and an outer air outlet are formed in the outer detection chamber, and an inner air inlet and an inner air outlet are formed in the inner detection chamber; the first fan is arranged in the outer detection cavity, the second fan is arranged in the inner detection cavity, the number of the detection assemblies is two, the two detection assemblies are arranged in the outer detection cavity and the inner detection cavity respectively, and the detection assemblies are used for detecting PM2.5 values, temperature, humidity, carbon dioxide concentration and organic compound concentration inside and outside a compartment. The double-channel air detection device is simple in structure, low in cost and convenient to maintain.

Description

Technical Field

[0001] The utility model relates to the technical field of air detection, and particularly relates to a dual-channel air detection device for vehicles and a vehicle. Background Art

[0002] Air quality problems can easily pose a serious threat to people's life and health. Automobiles are the main means of transportation in modern life. There are air quality problems both inside and outside the vehicle compartments during people's work and life, and it is necessary to monitor them to remind people to close the windows in time or purify the air inside the vehicle compartments to protect people's physical health.

[0003] As a detection technology, air quality sensors have been widely used in home health and automotive products to measure air quality. At present, most automotive products on the market use multiple separate sensors to detect the air quality inside and outside the vehicle compartments or other air data. Each sensor usually requires a separate power supply and signal line, a separate main control unit module, and a separate fixed housing. This solution results in high production costs of the sensors, and inconvenient assembly and maintenance. Summary of the Utility Model

[0004] The purpose of the utility model is to provide a dual-channel air detection device for vehicles to solve the problem of the complex structure of the existing detection method.

[0005] To this end, an embodiment of one aspect of the utility model provides a dual-channel air detection device for vehicles.

[0006] To this end, an embodiment of another aspect of the utility model provides a vehicle.

[0007] The dual-channel air detection device for vehicles according to the embodiment of the utility model includes: a box body, which is arranged on the vehicle; a detection box, which is arranged inside the box body. An outer detection chamber and an inner detection chamber are arranged inside the detection box. An outer air inlet and an outer air outlet are arranged on the outer detection chamber, and an inner air inlet and an inner air outlet are arranged on the inner detection chamber; a first fan, which is arranged inside the outer detection chamber and is used to generate suction so that the gas outside the vehicle compartment is inhaled through the outer air inlet and discharged through the outer air outlet; a second fan, which is arranged inside the inner detection chamber and is used to generate suction so that the gas inside the vehicle compartment is inhaled through the inner air inlet and discharged through the inner air outlet; a detection component, there are two detection components, and the two detection components are respectively arranged inside the outer detection chamber and the inner detection chamber. The detection component is used to detect the PM2.5 value, temperature, humidity, carbon dioxide concentration and organic compound concentration inside and outside the vehicle compartment.

[0008] In some embodiments, the box body includes a lower housing and an upper housing; a plurality of support parts are arranged in the lower housing, the detection box is arranged in the lower housing, and the plurality of support parts are used for supporting and limiting the detection box; first to fourth openings are arranged on the side wall of the lower housing, and the first to fourth openings are respectively arranged corresponding to the external air inlet, the external air outlet, the internal air inlet and the internal air outlet, facilitating the passage of gas; the upper housing is connected to the lower housing to protect the detection box therein.

[0009] In some embodiments, the dual-channel air detection device further includes two air pipe ports; for the convenience of connecting with the air pipe, the two air pipe ports are set to be circular or square, and the external air inlet and the external air outlet extend the air path through the air pipe and are connected to the ventilation joint installed at the opening on the carriage, completing the connection with the air outside the carriage.

[0010] In some embodiments, the internal air inlet and the internal air outlet are arranged inside the carriage for air intake and outlet inside the carriage.

[0011] In some embodiments, the dual-channel air detection device further includes an airway isolation soft pad; the detection box is concave, the top of the detection box is an open structure, the first fan, the second fan and the detection component can be installed into the detection box through the open structure, and the airway isolation soft pad is arranged on the top of the detection box to seal the open structure, forming the external detection chamber and the internal detection chamber with independent air paths.

[0012] In some embodiments, the detection component includes but is not limited to a VOC gas detection module, a PM2.5 detection module, a carbon dioxide detection module and a built-in temperature and humidity detection module.

[0013] In some embodiments, the dual-channel air detection device further includes a monitoring mechanism, and the monitoring mechanism includes a circuit board and a micro computing chip; the monitoring mechanism is arranged on the airway isolation soft pad, the monitoring mechanism is data-connected to the detection component, and can transmit data through wire or wirelessly.

[0014] In some embodiments, the dual-channel air detection device further includes an external temperature and humidity detection module; the external temperature and humidity detection module is connected to the micro computing chip in the dual-channel air detection device of the vehicle through a transmission line, and transmits the data detected by the external temperature and humidity detection module to the micro computing chip in the dual-channel air detection device of the vehicle through a data line for processing, improving the accuracy and detection range of the dual-channel air detection device of the vehicle for temperature and humidity detection.

[0015] A vehicle according to an embodiment of the present utility model includes the dual-channel air detection device as described in any one of the above embodiments. The dual-channel air detection device is disposed inside the vehicle, and the ventilation pipes on the external air inlet and the external air outlet of the dual-channel air detection device can communicate with the gas outside the carriage through openings in the vehicle body.

[0016] In some embodiments, the vehicle further includes a fixing bracket disposed inside the vehicle, and a fixing post is provided on the fixing bracket; a fixing hole is provided on the box body, and the box body can be sleeved on the fixing post through the fixing hole.

[0017] It should be understood that the above general description and the following detailed description are only exemplary and explanatory, and do not limit the present disclosure. Other features and aspects of the present disclosure will become clearer based on the following detailed description of exemplary embodiments with reference to the accompanying drawings. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the specific embodiments of the present utility model or the technical solutions in the prior art, the following will briefly introduce the drawings required for use in the description of the specific embodiments or the prior art. Obviously, the drawings in the following description are some embodiments of the present utility model. For those of ordinary skill in the art, other drawings can be obtained based on these drawings without creative efforts.

[0019] Figure 1 is a schematic diagram of a dual-channel air detection device according to an embodiment of the present utility model.

[0020] Figure 2 is an exploded view of a dual-channel air detection device according to an embodiment of the present utility model.

[0021] Figure 3 is a simulation schematic diagram of the external detection chamber of a dual-channel air detection device according to an embodiment of the present utility model.

[0022] Figure 4 is a simulation schematic diagram of the internal detection chamber of a dual-channel air detection device according to an embodiment of the present utility model.

[0023] Figure 5 is a schematic diagram of the external extension transmission line of a dual-channel air detection device according to an embodiment of the present utility model.

[0024] Figure 6 is a schematic diagram of the fixing bracket of a dual-channel air detection device according to an embodiment of the present utility model.

[0025] Reference numerals:

[0026] Dual-channel air detection device 100, box body 10, lower shell 11, upper shell 12, support part 13, first opening 111, second opening 112, third opening 113, fourth opening 114, ventilation pipe 15.

[0027] Detection box 20, external air inlet 21, external air outlet 22, internal air inlet 23, internal air outlet 24, detection component 40, VOC gas detection module 201, PM2.5 detection module 202, carbon dioxide detection module 203, built-in temperature and humidity detection module 204.

[0028] First fan 30, second fan 31, airway isolation cushion 50, monitoring mechanism 60, extension transmission line 70, external temperature and humidity detection module 71, fixing bracket 80. Specific implementation mode

[0029] The technical solutions of the present invention will be clearly and completely described below in conjunction with specific implementation schemes. However, those skilled in the art should understand that the implementation schemes described below are only used to illustrate the present invention and should not be regarded as limiting the scope of the present invention. Based on the implementation schemes in the present invention, all other implementation schemes obtained by those of ordinary skill in the art without creative work belong to the scope of protection of the present invention.

[0030] As Figures 1-6 shown, the dual-channel air detection device 100 for vehicles according to an embodiment of the present invention includes a box body 10, a detection box 20, a first fan 30, a second fan 31 and a detection component 40.

[0031] The box body 10 is arranged on the vehicle, the detection box 20 is arranged in the box body 10, an external detection chamber and an internal detection chamber are arranged in the detection box 20, an external air inlet 21 and an external air outlet 22 are arranged on the external detection chamber, and an internal air inlet 23 and an internal air outlet 24 are arranged on the internal detection chamber.

[0032] The first fan 30 is arranged in the external detection chamber, and the first fan 30 is used to generate suction so that the gas outside the carriage is inhaled through the external air inlet 21 and discharged through the external air outlet 22; the second fan 31 is arranged in the internal detection chamber, and the second fan 31 is used to generate suction so that the gas inside the carriage is inhaled through the internal air inlet 23 and discharged through the internal air outlet 24.

[0033] There are two detection components 40, and the two detection components 40 are respectively arranged in the external detection chamber and the internal detection chamber. The detection component 40 is used to detect the PM2.5 value, temperature, humidity, carbon dioxide concentration and organic compound concentration inside and outside the carriage.

[0034] In summary, the purpose of the dual-channel air detection device 100 in the present utility model is to provide a multifunctional sensor that is simple in structure, low in cost, easy to maintain, and can detect two different gases simultaneously.

[0035] In some embodiments, as Figure 2 shown, the box body 10 includes a lower housing 11 and an upper housing 12; a plurality of support portions 13 are provided inside the lower housing 11, the detection box 20 is arranged inside the lower housing 11, and the plurality of support portions 13 are used to support and limit the detection box 20; the first to fourth openings are arranged on the side wall of the lower housing 11, and the first to fourth openings are respectively arranged corresponding to the external air inlet 21, the external air outlet 22, the internal air inlet 23, and the internal air outlet 24, and the upper housing 12 is connected to the lower housing 11 to fix the detection box 20.

[0036] Specifically, as Figure 2 shown, the lower housing 11 is provided with 4 openings, namely a first opening 111, a second opening 112, a third opening 113, and a fourth opening 114.

[0037] Among them, the external air inlet 21 is arranged at the second opening 112, the external air outlet 22 is arranged at the first opening 111, the internal air inlet 23 is arranged at the third opening 113, and the internal air outlet 24 is arranged at the fourth opening 114.

[0038] In some embodiments, as Figures 1-2 shown, the dual-channel air detection device 100 further includes three ventilation pipes 15; the first to third openings are circular openings, the external air inlet 21, the external air outlet 22, and the internal air inlet 23 are circular connection ports, and the external air inlet 21, the external air outlet 22, and the internal air inlet 23 are respectively arranged in the circular openings in a one-to-one correspondence; the three ventilation pipes 15 are respectively connected to the external air inlet 21, the external air outlet 22, and the internal air inlet 23, and the ventilation pipes 15 on the external air inlet 21 and the external air outlet 22 are connected to the ventilation connectors installed at the body openings to complete the connection with the air outside the carriage. In some embodiments, as Figures 1-2 shown, the fourth opening is a square opening, the internal air outlet 24 is a square connection port, and the square connection port is arranged corresponding to the square opening.

[0039] In some embodiments, as Figures 1-2 shown, the dual-channel air detection device 100 further includes an airway isolation soft pad 50; the detection box 20 is concave, the top of the detection box 20 is an open structure, the first fan 30, the second fan 31, and the detection component 40 can be installed in the detection box 20 through the open structure, and the airway isolation soft pad 50 is arranged on the top of the detection box 20 to seal the open structure.

[0040] It can be understood that the dual-channel air detection device 100 constructs a separated in-vehicle gas intake detection cavity and an out-of-vehicle gas intake detection cavity by the airway isolation cushion 50 and the detection box 20, and completes the isolation and sealing of different detection cavities through the airway isolation cushion 50.

[0041] In the present utility model, the in-vehicle gas is connected to the inner air inlet 23 through the ventilation pipe 15 or the adapter, and the gas is discharged into the vehicle through the inner air outlet 24 after being detected.

[0042] In the present utility model, the out-of-vehicle gas is connected to the outer air inlet 21 through the ventilation pipe 15 or the adapter, and the detected gas is communicated with the ventilation pipe 15 through the outer air outlet 22 and discharged out of the vehicle.

[0043] In the present utility model, the dual-channel air detection device 100 uses two fans arranged in the mutually separated in-vehicle gas intake detection cavity and out-of-vehicle gas intake detection cavity to suck the in-vehicle and out-of-vehicle gases.

[0044] Furthermore, the fan can adopt a centrifugal impeller structure to increase the air intake pressure and flow rate.

[0045] In some embodiments, the detection component 40 includes but is not limited to a VOC gas detection module 201, a PM2.5 detection module 202, a carbon dioxide detection module 203, and a built-in temperature and humidity detection module 204.

[0046] In a specific embodiment of the present utility model, the gas is sucked into the fan after being detected by the PM2.5 detection module, avoiding the influence of the detection particles in the gas path being stirred by the fan blades on the detection accuracy when the fan is set before the PM2.5 detection. Independent airways are provided for the in-vehicle and out-of-vehicle detection gases, and the airways are sealed and isolated by a compressible airway isolation cushion; the mutual influence between the in-vehicle and out-of-vehicle detection gases is reduced.

[0047] In some embodiments, as Figure 2 shown, the dual-channel air detection device 100 further includes a monitoring mechanism 60, and the monitoring mechanism 60 includes a circuit board and a micro computing chip; the monitoring mechanism 60 is arranged on the airway isolation cushion 50, the monitoring mechanism 60 is data-connected to the detection component 40, and can transmit data through wired or wireless means.

[0048] In some embodiments, as Figure 5 shown, the dual-channel air detection device 100 further includes: an extension transmission line 70; one end of the extension transmission line 70 is connected to an external temperature and humidity detection module 71, and an external temperature and humidity detection module 71 is arranged at one end of the extension transmission line 70 and is arranged on the vehicle.

[0049] A vehicle according to an embodiment of the present utility model includes the dual-channel air detection device 100 as described in any one of the above embodiments. The dual-channel air detection device 100 is disposed inside the vehicle. The ventilation pipes 15 on the external air inlet 21 and the external air outlet 22 in the dual-channel air detection device 100 are connected to the ventilation connectors installed on the body openings to complete the connection with the air outside the compartment. In some embodiments, as Figure 6 shown, the vehicle further includes a fixing bracket 80. The fixing bracket 80 is disposed inside the vehicle, and fixing columns are provided on the fixing bracket 80. Fixing holes are provided on the box body 10, and the box body 10 can be sleeved on the fixing columns through the fixing holes.

[0050] In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings. It is only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as a limitation to the present utility model.

[0051] In addition, the terms "first" and "second" are only used for descriptive purposes and cannot be understood as indicating or implying relative importance or implicitly specifying the quantity of the indicated technical features. Thus, the features defined with "first" and "second" may explicitly or implicitly include at least one of such features. In the description of the present utility model, the meaning of "a plurality" is at least two, such as two, three, etc., unless otherwise specifically defined.

[0052] In the present utility model, unless otherwise clearly specified and defined, the terms "installed", "connected", "connected to", "fixed", etc. should be understood in a broad sense. For example, it may be a fixed connection, a detachable connection, or integrated; it may be a mechanical connection, an electrical connection, or communicable with each other; it may be directly connected, or indirectly connected through an intermediate medium, and it may be the internal communication of two elements or the interaction relationship between two elements, unless otherwise clearly defined. For those of ordinary skill in the art, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.

[0053] In the present utility model, unless otherwise clearly specified and defined, the first feature being "on" or "under" the second feature may mean that the first and second features are in direct contact, or the first and second features are in indirect contact through an intermediate medium. Moreover, the first feature being "above", "over" and "on top of" the second feature may mean that the first feature is directly above or obliquely above the second feature, or simply indicates that the horizontal height of the first feature is higher than that of the second feature. The first feature being "under", "below" and "beneath" the second feature may mean that the first feature is directly below or obliquely below the second feature, or simply indicates that the horizontal height of the first feature is less than that of the second feature.

[0054] In the present utility model, the terms "an embodiment", "some embodiments", "example", "specific example", or "some examples", etc. mean that the specific features, structures, materials, or characteristics described in connection with the embodiment or example are included in at least one embodiment or example of the present utility model. In this specification, the schematic representations of the above terms do not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials, or characteristics described may be combined in a suitable manner in any one or more embodiments or examples. In addition, without contradiction, those skilled in the art may combine and combine the different embodiments or examples described in this specification and the features of the different embodiments or examples.

[0055] Although the embodiments of the present utility model have been shown and described above, it can be understood that the above embodiments are exemplary and should not be construed as limiting the present utility model. Those of ordinary skill in the art can make changes, modifications, substitutions, and variations to the above embodiments within the scope of the present utility model.

Claims

1. A dual-channel air detection device for a vehicle, characterized in that: include: a box body, wherein the box body is arranged on the vehicle; A detection box, the detection box is arranged in the box body, the detection box is provided with an outer detection chamber and an inner detection chamber, the outer detection chamber is provided with an outer air inlet and an outer air outlet, and the inner detection chamber is provided with an inner air inlet and an inner air outlet; a first fan, the first fan being disposed in the outer detection chamber, the first fan being used to generate suction so that air outside the vehicle compartment is sucked in through the outer air inlet and discharged through the outer air outlet; a second fan, the second fan being disposed in the inner detection chamber, the second fan being used to generate suction so that the gas inside the vehicle compartment is sucked in through the inner air inlet and discharged through the inner air outlet; Detection components, there are two detection components, the two detection components are respectively arranged in the outer detection chamber and the inner detection chamber, and the detection components are used to detect the PM2.5 value, temperature, humidity, carbon dioxide concentration and organic compound concentration inside and outside the vehicle compartment.

2. The dual-channel air detection device for a vehicle according to claim 1, characterized in that: The box body comprises a lower shell and an upper shell; A plurality of supporting parts are arranged in the lower shell, the detection box is arranged in the lower shell, and the plurality of supporting parts are used to support and limit the detection box; The side wall of the lower shell is provided with first to fourth openings, and the first to fourth openings are respectively arranged corresponding to the external air inlet, the external air outlet, the internal air inlet and the internal air outlet to facilitate the passage of gas; The upper shell is connected to the lower shell to protect the detection box.

3. The dual-channel air detection device for a vehicle according to claim 2, characterized in that: Also included: two vent ports; In order to facilitate the connection with the air pipe, the two ventilation pipe openings are set to be circular or square, and the external air inlet and the external air outlet extend the air path through the air pipe and are connected to the ventilation joint installed at the opening on the car body to complete the connection with the air outside the car body.

4. The dual-channel air detection device for a vehicle according to claim 3, characterized in that: The inner air inlet and the inner air outlet are arranged in the vehicle compartment, and air is taken in and out in the vehicle compartment.

5. The dual-channel air detection device for a vehicle according to claim 1, characterized in that: Also includes: Airway isolation cushion; The detection box is concave, and the top of the detection box is an open structure. The first fan, the second fan and the detection assembly can be installed in the detection box through the opening structure. The airway isolation cushion is arranged on the top of the detection box to seal the opening structure, forming the outer detection chamber and the inner detection chamber with independent air paths.

6. The dual-channel air detection device for a vehicle according to claim 5, characterized in that: The detection components include but are not limited to a VOC gas detection module, a PM2.5 detection module, a carbon dioxide detection module and a built-in temperature and humidity detection module.

7. The dual-channel air detection device for a vehicle according to claim 6, characterized in that: Also includes: A monitoring mechanism, the monitoring mechanism comprising a circuit board and a micro-computing chip; The monitoring mechanism is arranged on the airway isolation cushion, the monitoring mechanism is connected to the detection component data, and can transmit data via wired or wireless means.

8. The dual-channel air detection device for a vehicle according to claim 7, characterized in that: Also includes: External temperature and humidity detection module; The external temperature and humidity detection module is connected to the micro-computing chip in the dual-channel air detection device of the vehicle via a transmission line, and the data detected by the external temperature and humidity detection module is transmitted to the micro-computing chip in the dual-channel air detection device of the vehicle via a data line for processing, thereby improving the accuracy of temperature and humidity detection and the detection range of the dual-channel air detection device of the vehicle.

9. A vehicle, characterized in that: It comprises a dual-channel air detection device as described in any one of claims 1 to 8, wherein the dual-channel air detection device is arranged inside the vehicle, and the external air inlet and the ventilation pipe on the external air outlet in the dual-channel air detection device can be connected with the air outside the vehicle compartment through the vehicle body opening.

10. The vehicle according to claim 9, characterized in that Also includes: A fixing bracket, the fixing bracket is arranged inside the carriage, and a fixing column is arranged on the fixing bracket; The box body is provided with a fixing hole, and the box body can be sleeved on the fixing column through the fixing hole.

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