CN201200857Y

CN201200857Y - Vehicle drier assembly

Info

Publication number: CN201200857Y
Application number: CNU2008200863932U
Authority: CN
Inventors: 姚灿军
Original assignee: Zhejiang VIE Science and Technology Co Ltd
Current assignee: Zhejiang VIE Science and Technology Co Ltd
Priority date: 2008-04-29
Filing date: 2008-04-29
Publication date: 2009-03-04
Anticipated expiration: 2018-04-29

Abstract

The utility model discloses a dryer assembly for an automobile, which comprises a valve body assembly and drying cylinders, wherein the valve body assembly is provided with an air inlet A, an air outlet G and an exhaust opening K, and a channel system is arranged in the valve body assembly. The dryer assembly for the automobile is characterized in that the valve body assembly is connected with two drying cylinders, outlets of the two drying cylinders are communicated with the air outlet G through the channel system, inlets of the two drying cylinders are communicated with the exhaust opening K through the channel system, and electromagnetic valves are arranged between the inlets of the two drying cylinders and the air inlet A, and are used to control the flow direction of airflow in a channel to realize that the two drying cylinders perform drying and blowback processes respectively. The dryer assembly for the automobile ensures that the blowback process of a dryer is not affected by the pressure of a pipeline, the two drying cylinders respectively perform drying and blowback processes and periodically work in turn by the control of the electromagnetic valves, one drying cycliner performs drying, and the other drying cylinder performs blowback to discharge the moisture absorbed on a molecular sieve in the drying cylinder through an air exhaust opening and vice versa.

Description

A kind of car dryer assembly

Technical field

The utility model relates to a kind of dryer for vehicle assembly.

Background technology

Desiccator cartridge is on vehicle, and the air draught that air compressor machine is come carries out dry decontamination, and moisture in the air-flow and impurity are discharged, so drier can play a very good protection and prolong its service life to the pipeline on the automobile chassis and each valve class.Common drier need carry out a blowback process, and the moisture content that air-flow will be adsorbed on the interior molecular sieve of drier in the blowback process is taken away, and guarantees the drier operate as normal.But when will reaching pressure unloading, blowback process need drier just can carry out, use frequently when car brakeing, when loine pressure did not reach pressure unloading, drier can not carry out blowback, be attached to after the moisture content on the molecular sieve reaches capacity in the drier, will cause ponding in the pipeline.

The utility model content

Technical problem to be solved in the utility model is to provide a kind of car dryer assembly, can effectively solve when existing drier need reach pressure unloading and just can carry out the blowback process, when car brakeing is used frequent, when loine pressure does not reach pressure unloading, because drier can not carry out blowback, be attached to after the moisture content on the molecular sieve reaches capacity in the drier, will cause the problem of ponding in the pipeline.

In order to solve the problems of the technologies described above, the utility model adopts following technical scheme: a kind of car dryer assembly, comprise valve body assembly and drying, valve body assembly is provided with air inlet A, gas outlet G and exhaust outlet K, be provided with channel system in the valve body assembly, it is characterized in that: valve body assembly connects two dryings, the outlet of two dryings communicates with gas outlet G by channel system, the import of two dryings communicates with exhaust outlet K by channel system, be provided with magnetic valve between the import of two dryings and the air inlet A, the flow direction of solenoid control air-flow in passage realizes that two dryings carry out drying and blowback process respectively.

Further, channel system comprises channel B 1, the B2 that air inlet A both sides are symmetrical, channel C 1, C2, passage D1, D2, passage E1, E2 and passage H1, H2, air inlet A communicates with channel B 1, B2, channel B 1, B2 communicate with channel C 1, C2 by magnetic valve, channel C 1, C2 communicate with the import of drying by passage D1, D2, be provided with passage F between passage E1, the E2, passage E1 communicates with gas outlet G, and passage E2 communicates with gas outlet G by passage F, channel C 1, C2 communicate with passage J by passage H1, H2, and passage J communicates with exhaust outlet K.

Further, magnetic valve comprises valve body and spool, spool and channel B 1, the corresponding control of B2 air flow direction.

Further, be provided with control mouthful L in the valve body assembly, a control mouthful L communicates with air inlet A, the pressure of the external unloader control of control mouthful L air inlet A.

The utility model is owing to adopted technique scheme, make the blowback process of drier not be subjected to the influence of loine pressure, carrying out drying and blowback process and periodicity respectively by two dryings of solenoid control takes turns to operate, when a drying carries out dry run, another drying carries out the blowback process, discharge by exhaust outlet being adsorbed in the drying moisture content on the molecular sieve, vice versa, effectively solve the problem of the interior ponding of pipeline of the frequent vehicle of braking, the pipeline of whole automobile chassis and the service life of each valve class have been prolonged, two dryings periodically take turns to operate, periodically switch by magnetic valve and to realize, regulate the switching cycle of two dryings by the cycle of regulating magnetic valve.

Description of drawings

The utility model is described in further detail below in conjunction with accompanying drawing:

Fig. 1 is the schematic diagram of a kind of car dryer assembly of the utility model;

Fig. 2 is the schematic diagram during the air-flow reverse flow among Fig. 1.

The specific embodiment

As depicted in figs. 1 and 2, be a kind of car dryer assembly of the utility model, comprise valve body assembly 1, drying M and drying N, valve body assembly 1 is provided with air inlet A, gas outlet G, exhaust outlet K and control mouthful L, air inlet A communicates with a control mouthful L, and the control mouthful external unloader of L is when the pressure of air inlet A surpasses authorized pressure, unloader will carry out off-load, and air inlet A pressure is controlled in the authorized pressure.Be provided with channel system in the valve body assembly 1, the outlet of two dryings communicates with gas outlet G by channel system, the import of two dryings communicates with exhaust outlet K by channel system, be provided with magnetic valve 2 between the import of two dryings and the air inlet A, magnetic valve 2 comprises valve body 21 and spool 22, spool 22 and channel B 1, B2 are corresponding, and magnetic valve is by the flow direction of mobile control air-flow in passage of spool 22, thereby realize that two dryings carry out drying and blowback process respectively.Channel system comprises the symmetrical channel B in air inlet both sides 1, B2, channel C 1, C2, passage D1, D2, passage E1, E2 and passage H1, H2, air inlet A channel B1, B2 communicate, channel B 1, B2 communicate with channel C 1, C2 by magnetic valve, channel C 1, C2 communicate with the import of drying by passage D1, D2, be provided with passage F between passage E1, the E2, passage E1 communicates with gas outlet G, passage E2 communicates with gas outlet G by passage F, and channel C 1, C2 communicate with passage J by passage H1, H2, and passage J communicates with exhaust outlet K.

The utility model course of work is as follows:

Figure 1 shows that drying M carries out dry run, schematic diagram when drying N carries out the blowback process: from the compressed air of automobile air compressor in air inlet A valve body assembly, because right channel B1 is sealed by valve core of the electromagnetic valve in the valve body assembly, the left side spool is opened, air communication is crossed channel B 2 → channel C 2 → passage D2, enter in the drying M, with the absorption of the moisture content in the air-flow, what flow out arrival passage E2 is dry gas through molecular sieve in the drying M.Air communication is crossed passage F, a part flows out from gas outlet G, another part arrival passage E1 enters and carries out blowback in the drying N, molecular sieve in the blowback air circulation super-dry tube N, the moisture content that is adsorbed on the molecular sieve is taken away, the air communication that flows out is crossed passage D1 → channel C 1 → passage H1 → passage J, discharges from exhaust outlet K at last.

Figure 2 shows that drying N carries out dry run, schematic diagram when drying M carries out the blowback process: from the compressed air of automobile air compressor in air inlet A valve body assembly, because left channel B2 is sealed by valve core of the electromagnetic valve in the valve body assembly, the right side spool is opened, air communication is crossed channel B 1 → channel C 1 → passage D1, enter in the drying N, with the absorption of the moisture content in the air-flow, what flow out arrival passage E1 is dry gas through molecular sieve in the drying N.Air communication is crossed passage F, a part flows out from gas outlet G, another part arrival passage E2 enters and carries out blowback in the drying M, molecular sieve in the blowback air circulation super-dry tube M, the moisture content that is adsorbed on the molecular sieve is taken away, the air communication that flows out is crossed passage D2 → channel C 2 → passage H2 → passage J, discharges from exhaust outlet K at last.

When a drying carries out dry run in the utility model, another drying carries out the blowback process, discharge by exhaust outlet being adsorbed in the drying moisture content on the molecular sieve, vice versa, effectively solve the problem of the interior ponding of pipeline of the frequent vehicle of braking, prolonged the pipeline of whole automobile chassis and the service life of each valve class, two dryings periodically take turns to operate, periodically switch by magnetic valve and to realize, regulate the switching cycle of two dryings by the cycle of regulating magnetic valve.The utility model is applicable to the various types of vehicles that braking is used frequently, loine pressure does not reach drier blowback pressure.

Claims

1, a kind of car dryer assembly, comprise valve body assembly (1) and drying, described valve body assembly is provided with air inlet A, gas outlet G and exhaust outlet K, described valve body assembly is provided with channel system in (1), it is characterized in that: described valve body assembly (1) connects two dryings, the outlet of two dryings communicates with described gas outlet G by channel system, the import of two dryings communicates with described exhaust outlet K by channel system, be provided with magnetic valve (2) between the import of two described dryings and the described air inlet A, the flow direction of magnetic valve (2) control air-flow in described passage realizes that two dryings carry out drying and blowback process respectively.

2, car dryer assembly according to claim 1, it is characterized in that: described channel system comprises the symmetrical passage (B1 in described air inlet A both sides, B2), passage (C1, C2), passage (D1, D2), passage (E1, E2) and passage (H1, H2), described air inlet A and passage (B1, B2) communicate, described passage (B1, B2) by described magnetic valve and described passage (C1, C2) communicate, described passage (C1, C2) by described passage (D1, D2) communicate with the import of described drying, described passage (E1, E2) be provided with passage F between, described passage E1 communicates with described gas outlet G, described passage E2 communicates with described gas outlet G by passage F, described passage (C1, C2) by passage (H1, H2) communicate with passage J, passage J communicates with described exhaust outlet K.

3, car dryer assembly according to claim 1 is characterized in that: described magnetic valve (2) comprises valve body (21) and spool (22), spool (22) and the corresponding control air flow direction of passage (B1, B2).

4, car dryer assembly according to claim 1 is characterized in that: described valve body assembly (1) is provided with control mouthful L, and a control mouthful L communicates with air inlet A, and the control mouthful external unloader of L is controlled the pressure of described air inlet A.