Air purification device and vehicle
阅读说明：本技术 空气净化装置及交通工具 (Air purification device and vehicle ) 是由 卓明胜 何伟光 迟亚玲 周建峰 于 2019-10-16 设计创作，主要内容包括：本发明公开了一种空气净化装置及交通工具,包括对空气进行过滤的过滤组件,还包括对空气进行加热的加热装置,检测过滤过程中空气压力值的压力检测装置,根据压力值调节加热装置功率的控制器。本发明通过压力检测装置检测压力状况,判断过滤组件的滤材上出现了灰尘和空气中的水分结合形成泥浆和微冻的泥浆或者出现了低温结冰、结霜等情况,再通过控制器开启加热装置对空气进行加热,可达到融雪、化霜、烘干等效果,避免造成过滤组件堵塞而降低过滤效果等问题。(The invention discloses an air purification device and a vehicle, which comprise a filtering component for filtering air, a heating device for heating the air, a pressure detection device for detecting the air pressure value in the filtering process, and a controller for adjusting the power of the heating device according to the pressure value. According to the invention, the pressure condition is detected by the pressure detection device, the condition that the filter material of the filter assembly is subjected to combination of dust and moisture in air to form slurry and slightly frozen slurry or the conditions of low-temperature icing, frosting and the like are judged, and then the heating device is started by the controller to heat the air, so that the effects of snow melting, defrosting, drying and the like can be achieved, and the problem that the filter assembly is blocked to reduce the filter effect and the like is avoided.)
1. The utility model provides an air purification device, includes filter assembly (1) that filters the air, its characterized in that still includes heating device (2) that heat the air, detects the pressure measurement of air pressure value among the filtering process, adjusts the controller of heating device power according to the pressure value.
2. The air purification device according to claim 1, further comprising a housing (3) for mounting the filter assembly (1) and the heating device (2), wherein one end of the housing (3) is provided with an air inlet and the other end is provided with an air outlet fan (31), and the filter assembly (1) and the heating device (2) are mounted on an air flow channel formed between the air inlet and the air outlet fan (31).
3. Air cleaning apparatus according to claim 2, characterized in that the filter assembly (1) comprises a first filter (11) and a second filter (12) arranged in succession at a distance in the direction of air flow.
4. The air cleaning apparatus according to claim 1, further comprising a temperature sensor for detecting an ambient temperature around the filter assembly (1), wherein the controller turns on the heating device (2) when the temperature detected by the temperature sensor is lower than a preset temperature value and the air pressure value reaches a first preset value.
5. The air cleaning apparatus according to claim 4, further comprising a humidity sensor for detecting the humidity of the environment surrounding the filter assembly (1), wherein the controller turns on the heating device when the humidity detected by the humidity sensor is lower than a preset humidity value, the temperature is lower than a preset temperature value, and the air pressure value reaches a first preset value.
6. The air cleaning apparatus according to claim 4, wherein the controller turns off the heating means when the current pressure value detected by the pressure detecting means is lower than or equal to the safety pressure value.
7. The air cleaning apparatus according to claim 4, wherein the power of the heating means is reduced by the controller when the current pressure value detected by the pressure detecting means is a preset multiple of the safety pressure value.
8. An air cleaning device according to claim 3, characterized in that the heating device (2) comprises: a first electric heater (21) arranged on the air inlet side of the first filter (11).
9. The air cleaning apparatus according to claim 5, wherein the heater means further comprises: a second electric heater (22) activated when the first electric heater (21) fails, the second electric heater (22) being disposed between the first filter (11) and the second filter (12).
10. The air cleaning apparatus according to claim 1, wherein the pressure detecting means is a differential pressure gauge.
11. A vehicle, characterized in that the vehicle is equipped with an air cleaning device according to any one of claims 1 to 10.
Technical Field
The invention relates to the field of air purification, in particular to an air purification device and a vehicle.
Background
The big bus removes the haze device for at the large-scale clarifier of bus top installation, its at low temperature, the serious weather of haze, the dust on the filter media combines easily with the moisture in the air and forms mud, the mud that freezes a little, or the low temperature freezes, condition such as frosting appears to blockked up the filter, made it unable filtration or reduce the filter effect.
Disclosure of Invention
The invention provides an air purification device and a vehicle, aiming at solving the technical problem that a filter is easy to block in a low-temperature environment in the prior art.
The technical scheme adopted by the invention is as follows:
the invention provides an air purification device, which comprises a filtering component for filtering air, a heating device for heating the air, a pressure detection device for detecting the air pressure value in the filtering process, and a controller for adjusting the power of the heating device according to the pressure value.
The invention also comprises a shell provided with the filtering component and the heating device, wherein one end of the shell is provided with an air inlet, the other end of the shell is provided with an air outlet fan, and the filtering component and the heating device are arranged on an air flow channel formed between the air inlet and the air outlet fan.
The filter assembly includes a first filter and a second filter disposed at intervals in sequence along an air flow direction.
The air pressure control device also comprises a temperature sensor for detecting the ambient temperature around the filtering component, and the controller starts the heating device when the temperature detected by the temperature sensor is lower than a preset temperature value and the air pressure value reaches a first preset value.
The invention also comprises a humidity sensor for detecting the ambient humidity around the filtering component, and the controller starts the heating device when the humidity detected by the humidity sensor is lower than a preset humidity value, the temperature is lower than a preset temperature value and the air pressure value reaches a first preset value.
When the current pressure value detected by the pressure detection device is lower than or equal to the safety pressure value, the controller turns off the heating device. When the current pressure value detected by the pressure detection device is a preset multiple of the safety pressure value, the power of the heating device is reduced through the controller.
The heating device includes: the first electric heater is arranged on the air inlet side of the first filter.
The heater device further includes: a second electric heating activated when the first electric heating fails, the second electric heating being disposed between the first filter and the second filter.
Preferably, the pressure detection means is a differential pressure gauge.
The invention also provides a vehicle, and the air purification device is arranged on the vehicle.
Compared with the prior art, the pressure detection device detects the pressure condition, judges that the filter material of the filter assembly is subjected to combination of dust and moisture in the air to form slurry and slightly frozen slurry or low-temperature icing, frosting and the like, and then starts the heating device to heat the air through the controller, so that the effects of snow melting, defrosting, drying and the like can be achieved, and the problem that the filter assembly is blocked to reduce the filter effect and the like is avoided.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive exercise.
FIG. 1 is a schematic perspective view of an embodiment of the present invention;
fig. 2 is a schematic structural diagram of an embodiment of the present invention.
Detailed Description
In order to make the technical problems, technical solutions and advantageous effects to be solved by the present invention more clearly apparent, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
The principles and construction of the present invention will be described in detail below with reference to the drawings and examples.
As shown in fig. 1 and 2, the present invention provides an air purification apparatus, including: a
According to the invention, the filter assembly 1 comprises the
The invention also comprises a temperature sensor which is arranged in the shell and used for detecting the ambient temperature around the filtering component 1 and a humidity sensor which is used for detecting the ambient humidity around the filtering component, when the humidity detected by the humidity sensor is lower than a preset humidity value, the temperature is lower than a preset temperature value and the air pressure value reaches a first preset value, the controller starts the heating device to preset power, the conditions of condensation, icing, frosting and the like are further determined through the detection of the low-temperature environment and the humid environment, the judgment accuracy is improved, the use efficiency of the heating device is ensured, and the heating device is prevented from being started under other conditions.
In a specific embodiment, the controller turns off the heating device when the current pressure value detected by the pressure detection device is lower than or equal to the safety pressure value; when the current pressure value detected by the pressure detection device is a preset multiple of the safety pressure value, the blockage situation is greatly improved, and the power of the heating device is reduced through the controller. The preset multiple can be 2.5 times, the use efficiency of the heating device is improved, and the energy consumption is reduced.
In the invention, the
In a specific embodiment, the pressure detection device is a differential pressure gauge, the differential pressure gauge has two sensing ends, one sensing end is located between the first electric heater and the air inlet of the housing, and the other sensing end is located between the fan and the second filter, so that the differential pressure gauge can detect the change of the differential pressure in the housing.
The invention further provides a vehicle, the vehicle is specifically a bus, and the air purification device is mounted at the top of the bus, so that the influence of haze on the air environment in the vehicle can be reduced in haze weather, and the air quality in the vehicle can be improved.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
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