CN210174840U - Air processing unit for vehicle and vehicle with same - Google Patents

Abstract

The utility model discloses a vehicle that is used for air handling unit of vehicle and has it, an air handling unit setting for the vehicle is between the air compressor machine and the braking system of vehicle, air handling unit includes: the dryer comprises a dryer and a heat dissipation pipeline, wherein the heat dissipation pipeline is connected between the air compressor and the dryer, and a pipeline water drain valve module used for discharging moisture, oil gas and impurities in compressed air output from the air compressor is arranged at the position, with the minimum ground clearance, of the heat dissipation pipeline. According to the utility model discloses an air handling unit for vehicle increases the pipeline valve module that drains through the lower at the heat dissipation pipeline, can effectively avoid pipeline ponding and cold weather to freeze the risk that causes, ensures braking system air quality requirement, has increased the flexibility that the chassis was always arranged again, can make full use of chassis space, and is easy and simple to handle, reliable.

Description

Air processing unit for vehicle and vehicle with same

Technical Field

The utility model belongs to the technical field of the vehicle technique and specifically relates to a vehicle that is used for air handling unit of vehicle and has it.

Background

At present, air for a pneumatic braking system of a large bus is from an engine air compressor or an electric air compressor, high-temperature compressed air output by the air compressor contains moisture, oil gas and impurities, elements of the braking system are corroded and stuck, and when the temperature is lower, the risk that pipelines are frozen exists, so that the performance of the braking system is seriously influenced. The air processing unit is a device between the air compressor and the brake system, cools and filters compressed air, and ensures that dry and clean compressed air enters the brake system to improve the brake performance. The air treatment unit comprises heat dissipation pipeline and air dryer, and after the high-pressure high-temperature air of air compressor machine output passed through the heat dissipation of heat dissipation pipeline and air dryer's filtration, dry, clean air gets into braking system, and moisture and impurity discharge through the blow-off valve in the desicator simultaneously. The air temperature of the inlet of the air dryer is required to be less than or equal to 65 ℃, so that the length of a heat dissipation pipeline is generally more than 6 meters. And the heat dissipation pipeline needs to go down all the way, so that condensed water formed in the heat dissipation process is ensured not to be retained in the pipeline.

If condensate water and impurities in compressed air flow into the dryer smoothly, a long pipe with the length of more than 6 meters is arranged from high to low, and one long pipe goes down, the air outlet and the heat dissipation pipeline of the air compressor are required to be higher than the air inlet of the dryer, and meanwhile, enough space is arranged between the air compressor and the dryer for the heat dissipation pipeline with the length of more than 6 meters; the pipeline is arranged without being blocked by other objects and the like. Because the air compressor and the dryer are relatively large-sized elements, especially the air compressor and the engine of the engine are fixed together, the positions of the air compressor and the engine cannot be changed. Due to the structural space limitation of the passenger car chassis, the arrangement requirement can not be met frequently, so that the air quality of the braking system can not meet the requirement, and the performance of the braking system is greatly influenced.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, an object of the utility model is to provide an air handling unit for vehicle, moisture, oil gas and impurity in the compressed air can in time be discharged to the air handling unit, avoid the pipeline internal condensation water to freeze.

The utility model also provides a vehicle that has above-mentioned air treatment unit for vehicle.

According to the utility model discloses an air handling unit for vehicle, air handling unit sets up between the air compressor machine and the braking system of vehicle, air handling unit includes: the dryer comprises a dryer and a heat dissipation pipeline, wherein the heat dissipation pipeline is connected between the air compressor and the dryer, and a pipeline water drain valve module used for discharging moisture, oil gas and impurities in compressed air output by the air compressor is arranged at the position, with the smallest ground clearance, of the heat dissipation pipeline.

According to the utility model discloses an air handling unit for vehicle increases the pipeline valve module that drains through the lower at the heat dissipation pipeline, can effectively avoid pipeline ponding and cold weather to freeze the risk that causes, ensures braking system air quality requirement, has increased the flexibility that the chassis was always arranged again, can make full use of chassis space, and is easy and simple to handle, reliable.

According to the utility model discloses an air handling unit for vehicle of an embodiment, the pipeline valve module that drains includes: the water drain valve seat is a three-way water drain valve seat, and the two pipe joints and one water drain valve are respectively connected to three joints of the water drain valve seat.

Furthermore, the water drain valve seat is provided with a first interface, a second interface and a third interface, the first interface and the second interface are positioned on the same straight line, the third interface is perpendicular to the first interface and the second interface, the two pipe joints are respectively connected to the first interface and the second interface, the two pipe joints are connected with the radiating pipe, and the water drain valve is connected with the third interface.

Furthermore, a water collecting cavity is arranged at the junction of the first interface, the second interface and the third interface.

Optionally, a radial dimension of the water collection chamber is larger than a radial dimension of the internal flow channel of the discharge valve seat.

According to the utility model discloses an air handling unit for vehicle of an embodiment, the valve that drains is manual valve, the automatic valve and the electromagnetism valve that drains.

According to the utility model discloses an air treatment unit for vehicle of an embodiment, the lower extreme of the valve that drains is provided with handheld portion.

According to the utility model discloses an air handling unit for vehicle of an embodiment, the import of heat dissipation pipeline with the gas outlet of air compressor machine links to each other, the export of heat dissipation pipeline with the air inlet of desicator links to each other.

According to the utility model discloses an air handling unit for vehicle of an embodiment, the length of heat dissipation pipeline is not less than 6 m.

According to the vehicle of the second aspect of the present invention, there is provided the vehicle as set forth in any one of the first aspects. The vehicle has the same advantages as the air handling unit for a vehicle described above over the prior art and will not be described in detail here.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

FIG. 1 is a schematic structural diagram of an air handling unit for a vehicle according to an embodiment of the present invention;

fig. 2 is an exploded view of a manual pipeline drain valve module according to an embodiment of the present invention;

fig. 3 is an exploded view of an automatic pipeline drain valve module according to an embodiment of the present invention;

fig. 4 is an exploded view of a solenoid drain valve module according to an embodiment of the present invention;

fig. 5 is a schematic structural diagram of a water discharge valve seat according to an embodiment of the present invention.

Reference numerals:

the air treatment device comprises an air treatment unit 100, a dryer 1, an air inlet 11, a sewage discharge outlet 12, a heat dissipation pipeline 2, a pipeline water drain valve module 3, a water drain valve seat 31, a first interface 311, a second interface 312, a third interface 313, a water collecting cavity 314, a pipe joint 32, a manual water drain valve 3a, an automatic water drain valve 3b, an electromagnetic water drain valve 3c, a handheld portion 34, an air compressor 4 and an air outlet 41.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

An air handling unit 100 for a vehicle according to an embodiment of the present invention is described below with reference to fig. 1 to 5. As shown in fig. 1, the air processing unit 100 for a vehicle according to the embodiment of the present invention is disposed between the air compressor 4 and the braking system of the passenger car chassis, and is used for cooling and filtering the compressed air to ensure that the dry and clean compressed air enters the braking system. The air handling unit 100 includes: a dryer 1 and a heat radiation pipe 2.

Wherein, desicator 1 is used for carrying out the drying to the compressed air from air compressor machine 4 output to ensure that dry, clean air gets into braking system, prevent that moisture and impurity that contain in the compressed air from causing corrosion, jamming to braking system's component, simultaneously, moisture and impurity can be discharged through the drain 12 of desicator 1.

The heat dissipation pipeline 2 is connected between the air compressor 4 and the dryer 1, specifically, as shown in fig. 1, an inlet of the heat dissipation pipeline 2 is connected with an air outlet 41 of the air compressor 4, and an outlet of the heat dissipation pipeline 2 is connected with an air inlet 11 of the dryer 1, so that the heat dissipation pipeline is used for dissipating high-temperature and high-pressure air output from the air compressor 4, and the temperature of compressed air entering the braking system is prevented from being too high. The position that heat dissipation pipeline 2's ground clearance is minimum is provided with pipeline valve module 3 that drains for discharge from the moisture in the compressed air of air compressor machine 4 output, oil gas and impurity, that is to say, increase pipeline valve module 3 that drains in the lowest of heat dissipation pipeline 2, so that make moisture in the compressed air, oil gas and impurity can in time discharge from heat dissipation pipeline 2, effectively avoid pipeline ponding and the risk that cold weather pipeline was frozen, ensure braking system's air quality requirement, improve braking system's performance.

Further, as shown in fig. 2 to 4, the pipeline water drain valve module 3 may include: the water discharge valve seat 31, the pipe joint 32 and the water discharge valve, alternatively, the water discharge valve seat 31 may be a three-way water discharge valve seat 31, two pipe joints 32 and one water discharge valve are respectively connected at three interfaces of the water discharge valve seat 31, further, as shown in fig. 2-5, the water discharge valve seat 31 has a first interface 311, a second interface 312 and a third interface 313, the first interface 311 and the second interface 312 are located on the same straight line, the third interface 313 is vertically arranged with the first interface 311 and the second interface 312, i.e. the third interface 313 is vertical to the first interface 311, the third interface 313 is also vertical to the second interface 312, the two pipe joints 32 are respectively connected at the first interface 311 and the second interface 312, and the two pipe joints 32 are connected with the heat dissipation pipe 2, i.e. one end of the pipe joint 32 is connected with the first interface 311 or the second interface 312, and the other end is connected with the heat dissipation pipe 2, thereby realizing the connection of the heat dissipation pipes 2 at both ends, the drain valve links to each other with third interface 313, the drain valve is located the below of the disk seat 31 that drains promptly, like this, no matter air compressor machine 4 and desicator 1 place in any position, moisture and the greasy dirt homoenergetic that cooling pipe 2 accumulated in the braking system operation in-process can conveniently be discharged through pipeline drain valve module 3, reduce the position restraint restriction to air compressor machine 4 and desicator 1, cooling pipe 2 also can arrange wantonly as required more than 6 meters simultaneously, only need be in pipeline drain valve module 3 of pipeline extreme lower position installation, can effectively avoid pipeline ponding and the cold weather to freeze the risk that causes. The flexibility of the total arrangement of the chassis is increased, the space of the chassis can be fully utilized, and the operation is simple, convenient and reliable.

Optionally, as shown in fig. 5, a water collecting cavity 314 may be provided at the intersection of the first interface 311, the second interface 312 and the third interface 313 for collecting oil gas, moisture and impurities accumulated in the pipeline.

Further, the radial dimension of the water collecting cavity 314 is larger than the radial dimension of the flow channel inside the water discharge valve seat 31, that is, the radial dimension of the flow channel formed at the first interface 311, the second interface 312 and the third interface 313 is smaller than the radial dimension of the water collecting cavity 314, which is beneficial for the water collecting cavity 314 to store more oil gas and moisture and also facilitates the discharge of the oil gas and the moisture.

Alternatively, the water discharge valves may be a manual water discharge valve 3a, an automatic water discharge valve 3b, and an electromagnetic water discharge valve 3 c.

Specifically, in an embodiment of the present invention, the water drain valve can adopt a manual water drain valve 3a, the manual water drain valve 3a is installed in the pneumatic system, when the valve is pulled by hand, the manual water drain valve can be used to discharge the stored oil, water, impurities, etc., and if necessary, the compressed air in the system can be manually discharged to adjust the flow of the compressed air, and the valve can be automatically closed after releasing the hand.

In another embodiment of the present invention, the water drain valve may adopt an automatic water drain valve 3b, and the automatic water drain valve 3b may automatically discharge accumulated oil, water, impurities, etc. by using deformation of the diaphragm when the difference between the internal and external air pressures of the water drain valve cavity reaches about 30 KPa. When the pressure difference is reduced and the internal and external air pressures are balanced, the diaphragm is restored to the original state and the discharge is stopped.

The utility model discloses a still another embodiment, the valve that drains can adopt electromagnetism valve 3c that drains, and the usable solenoid valve control of this electromagnetism valve 3c that drains valve core's switch, closure realize regularly discharging oil, water and impurity etc. that store up, are convenient for realize intelligent control.

Further, the lower end of the water discharge valve may be provided with a hand-held portion 34, as shown in fig. 2-4, the hand-held portion 34 may be a pull ring, a buckle or a circular table portion, so that an operator can operate the water discharge valve conveniently.

The embodiment of the utility model provides an in length of heat dissipation pipeline 2 is not less than 6m, and heat dissipation pipeline 2's total length is more than or equal to 6m promptly, guarantees like this that the high temperature compressed air from 4 outputs of air compressor machine obtains fully dispelling the heat, prevents to exert an influence to braking system's performance. Meanwhile, due to the arrangement of the pipeline water drain valve module 3, the arrangement of the heat dissipation pipeline 2 is more flexible, the air compressor 4 and the dryer 1 are not limited in position arrangement, the air inlet 11 of the dryer 1 is not required to be lower than the air outlet 41 of the air compressor 4, and the pipeline water drain valve module 3 is only required to be located at the lowest position of the heat dissipation pipeline 2.

To sum up, according to the utility model discloses an air handling unit 100 for vehicle, through increase pipeline valve module 3 that drains in air handling unit 100's heat dissipation pipeline 2, the installation is made portably, can reliably discharge system internal water, effectively avoids 2 interior ponding of heat dissipation pipeline and cold weather to freeze the risk that causes, improves the braking system performance. Meanwhile, the position restriction limitation of the air compressor 4 and the dryer 1 is reduced, and the flexibility of the overall arrangement of the chassis is increased. Meanwhile, according to different types of the water drain valves, a manual pipeline water drain valve module 3, an automatic pipeline water drain valve module 3 and an electromagnetic pipeline water drain valve module 3 can be formed. Different valve modules that drain all can with pipeline lug connection, the commonality is strong, is convenient for realize modularization and intelligent control.

The specific structure and operation of other components of the air treatment unit 100 according to the embodiment of the present invention, such as the air compressor 4 and the dryer 1, are known to those skilled in the art and will not be described in detail herein.

The utility model also provides a vehicle, this vehicle includes foretell air treatment unit 100 for the vehicle to have advantages such as braking system dependable performance.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims (10)

1. An air handling unit (100) for a vehicle, characterized in that the air handling unit (100) is arranged between an air compressor (4) and a brake system of the vehicle, the air handling unit (100) comprising:

a dryer (1);

the heat dissipation pipeline (2) is connected between the air compressor (4) and the dryer (1), and a pipeline water drain valve module (3) used for discharging moisture, oil gas and impurities in the compressed air output by the air compressor (4) is arranged at the position, with the smallest ground clearance, of the heat dissipation pipeline (2).

2. The air handling unit (100) for a vehicle according to claim 1, characterized in that said pipeline bleeder valve module (3) comprises: the water drain valve comprises a water drain valve seat (31), pipe joints (32) and water drain valves, wherein the water drain valve seat (31) is a three-way water drain valve seat (31), and the two pipe joints (32) and one water drain valve are respectively connected to three joints of the water drain valve seat (31).

3. The air handling unit (100) for a vehicle according to claim 2, wherein the drain valve seat (31) has a first port (311), a second port (312), and a third port (313), the first port (311) and the second port (312) are located on the same line, the third port (313) is perpendicular to the first port (311) and the second port (312), two pipe joints (32) are respectively connected to the first port (311) and the second port (312), the two pipe joints (32) are connected to the heat dissipation pipe (2), and the drain valve is connected to the third port (313).

4. The air handling unit (100) for a vehicle according to claim 3, characterized in that a water collection chamber (314) is provided at the intersection of the first interface (311), the second interface (312) and the third interface (313).

5. Air handling unit (100) for vehicles according to claim 4, characterized in that the radial dimension of said water collection chamber (314) is greater than the radial dimension of the passage inside said discharge valve seat (31).

6. The air handling unit (100) for a vehicle according to claim 1, characterized in that the water drain valves are a manual water drain valve (3a), an automatic water drain valve (3b) and an electromagnetic water drain valve (3 c).

7. The air handling unit (100) for a vehicle according to claim 1, characterized in that the lower end of the water drain valve is provided with a hand grip (34).

8. Air handling unit (100) for vehicles according to claim 1, characterized in that the inlet of said heat dissipation duct (2) is connected to the air outlet (41) of said air compressor (4) and the outlet of said heat dissipation duct (2) is connected to the air inlet (11) of said dryer (1).

9. The air handling unit (100) for a vehicle according to claim 1, characterized in that the length of the heat dissipation pipe (2) is not less than 6 m.

10. A vehicle, characterized in that it comprises an air handling unit (100) for a vehicle according to any of claims 1-9.

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