CN201692732U - A compressed air dehydration device - Google Patents

Abstract

The utility model provides a compressed air dehydration device. The compressed air enters the dehydration device at an inclination angle of 10-15° from the horizontal direction and tangent to the conical shell, and forms a swirling flow in the shell of the dehydration device. After completing the process of removing impurities, oil stains and moisture of larger droplets, the treated air is further dehydrated through the baffle plate on the air-water separator in the shell of the dehydration device. Through two methods of centrifugal dehydration and baffle dehydration, the purification effect is good. And the dehydration device discharges water into the water storage tank, adopts the liquid level of the water storage tank and the automatic drainage technology of the pneumatic valve, which has a high degree of automation and low air leakage rate.

Description

A compressed air dehydration device

technical field

The utility model relates to a gas-liquid exchange device, in particular to a compressed air purification or drying and dehydration device.

Background technique

At present, most of the devices used for compressed air purification or drying systems use filter media or renewable desiccants to dehydrate compressed air, remove oil and impurities, and then use it for wind equipment. Compressed air using filter media The device of the purification or drying system needs to be checked and replaced regularly to avoid its clogging or damage affecting the air quality, the maintenance workload is heavy, and the maintenance cost is high; the device of the compressed air purification or drying system using a desiccant can only Moisture cannot remove impurities and oil, and the regeneration of the desiccant becomes worse after a period of use, and the dehydration effect is obviously weakened.

Utility model content

In view of this, the utility model provides a method of firstly using centrifugal force to remove impurities, oil stains and moisture of larger droplets, and then removing fine water droplets through a labyrinth air outlet channel, so that the quality of air purification is high. The utility model achieves above-mentioned purpose by following scheme:

A compressed air dehydration device, characterized in that:

A shell, the upper part of the shell is cylindrical, the lower part is conical, and a waste water outlet is opened at the conical bottom of the shell;

A compressed air inlet pipe, the compressed air inlet pipe passes through the side wall of the housing in a tangential manner from the upper end of the lower cone of the housing, and the compressed air inlet pipe is at a downward inclination angle to the horizontal direction;

A gas-water separator, the gas-water separator is arranged on the upper part of the cylindrical part of the housing, consists of a circular upper cover, a baffle plate vertically installed on the circular upper cover and located below the circular upper cover, the The water storage box under the circular upper cover is composed of a circular plate and a side wall around the circular plate. The lower end of the side wall is connected with the water storage box, and the water storage box is a ring plate. Its one end is welded together with the housing, and there is an opening at the position where the baffle plate is installed on the side wall of the upper cover, so as to form an air passage. There is a small hole from which a conduit leads to the waste water outlet along the inner wall of the housing;

An upper cover, the upper cover is fixed to the top of the housing, and a clean air outlet is opened on the top of the upper cover.

The 4 baffles are further defined as one group, and every 5 groups form an air passage, and left and right baffles are installed on both sides of the 5 groups of baffles, and the left and right baffles are connected to the water storage box.

It is further defined that the water storage box has an upward inclination angle with respect to the horizontal direction, and is folded upward at an end not connected with the housing.

It is further defined that the inclination angle of the compressed air inlet pipe to the horizontal direction is 10-15°.

It is further defined that the inner wall of the housing is coated with an oil-free coating, so as to facilitate cleaning and maintenance.

The utility model adopts two methods of centrifugal dehydration and baffle plate dehydration, which can achieve good air drying and purification effects.

Description of drawings

Fig. 1 is a sectional view of the compressed air dehydration device of the present invention.

Fig. 2 is an A-A sectional view of the compressed air dehydration device of the present invention.

Fig. 3 is a cross-sectional view of the water storage tank connected to the compressed air dehydration device of the present invention.

Detailed ways

Referring to FIG. 1 , the compressed air dehydration device is composed of a housing 5 , a compressed air inlet pipe 7 , a gas-water separator, and an upper cover 2 . Moreover, the upper part of the housing 1 is cylindrical, and the lower part is conical. A waste water outlet 8 is provided at the conical bottom of the housing 1. Supports 6 are installed on both sides of the cylinder. In order to facilitate maintenance, the inner wall of the housing 8 It is coated with an oil-free coating; the compressed air inlet pipe 7 passes through the side wall of the housing 5 in a tangential manner from the upper end of the lower cone of the housing 5, and the compressed air inlet pipe 8 is at a downward inclination angle to the horizontal direction, and the inclination angle It can be 10-15 °; the gas-water separator is arranged on the top of the cylindrical part of the housing 5, and is composed of a circular upper cover, a baffle plate 3 vertically installed on the circular upper cover and positioned below the circular upper cover, The water storage box 9 below the circular loam cake 11 constitutes, and the circular loam cake is made of the side wall (not shown in the figure) around the circular plate 11 and the circular plate, and the lower end of the side wall is connected with the water accumulation box 9, The water storage box 9 is a ring plate, one end of which is welded together with the inner wall of the housing 5, and there is an opening at the position where the baffle plate is installed on the side wall of the circular upper cover, thereby forming a plurality of air passages, and the water storage box One end connected to the housing 5 on the box 9 has a small hole, from which the conduit 4 is drawn out along the inner wall of the housing to the waste water outlet, and the small hole is opened at the bottom of each air channel; The cover 2 is fixed to the top of the housing 5, and a clean air outlet 1 is opened on the top of the upper cover 2.

In order to make the water storage box 9 play a better water storage effect, the water storage box 9 can be made to be at an upward inclination angle with the horizontal direction, and one end that is not connected with the inner wall of the housing 5 can be folded up to a certain height.

Referring to Fig. 2, every 4 baffles form a group, and every 5 groups form an air channel, and left and right baffles 10 are installed on both sides of the 5 groups of baffles (air channels), and the left and right baffles and the water storage box 9 connections, an aperture 4 is all arranged on the water storage box below where each air passes.

Fig. 3 is a cross-sectional view of a water storage tank used in conjunction with the dehydration device of the present invention. This water storage tank is made of housing 34, waste water inlet 32, liquid level gauge 33, drain outlet 35, water inlet pipe 37, water outlet pipe 38, water inlet pneumatic valve 31 and drainage pneumatic valve 36. The water inlet 32 is arranged on the top of the housing 34, the water inlet pipe 37 is connected to the water inlet 32, and the liquid level gauge is arranged on the side of the housing. The drain port 35 is located at the side bottom of the housing 34 , and the drain port 35 is connected with a drain pipe 38 . Pneumatic valves are all installed on the water inlet pipe 37 and the drain pipe 38 .

Below in conjunction with Fig. 1 and Fig. 3 illustrate the working process of the present utility model:

The compressed air enters the dehydration device from the conical shell at an inclination angle of 10-15° horizontally and tangentially, and forms a swirling flow in the cavity of the dehydration device. The impurities, oil and water enter the water storage tank through the waste water discharge port 8, and the compressed air enters the air-water separator upwards. The air flows horizontally through multiple baffles and then is discharged from the clean air outlet 1 on the top of the dehydration device. After the water drop is blocked by the baffle plate, it flows vertically downward into the water storage box, and finally enters the bottom of the dehydration device through the conduit, and enters the water storage tank through the waste water discharge port 8. The water level in the water storage tank can be judged by the water level gauge 3. When the water level in the water storage tank reaches the design upper limit, the water inlet pneumatic valve 31 of the dehydration device is closed, and the drainage pneumatic valve 36 of the water storage tank is opened. Sewage discharge; when the water level in the water storage tank reached the design lower limit, the drainage pneumatic valve 36 of the water storage tank was closed to stop blowdown, and the water inlet pneumatic valve 31 was opened again to return to normal working condition.

Claims (5)

1. compressed air dewater unit is characterized in that:

Housing, this housing top is cylindrical, the bottom is conical, has waste water discharge opening in this housing conical lower section;

The compressed air inlet pipe, this compressed air inlet pipe passes housing sidewall from lower housing portion cone upper end with tangential way, and this compressed air inlet pipe and horizontal direction are downward inclination angle;

Moisture trap, this moisture trap is arranged on the top of described housing barrel portion, by circular upper cover, be vertically mounted on this circular upper cover and be positioned at the deflection plate of this circular upper cover below, the water-logging box of this circular upper cover below constitutes, this circular upper cover is made of the sidewall around circular slab and the circular slab, this side wall lower ends is connected with this water-logging box, this water-logging box is a Circular Plate, the inwall of one end and described housing welds together, the position that deflection plate is installed at the sidewall of described loam cake has opening, thereby forming air leads to, an end that is connected with described housing on this water-logging box has aperture, draws a conduit from this aperture and leads to described waste water discharge opening along described inner walls;

Upper cover, this upper cover is fixed to the top of described housing, and has the cleaned air outlet on the top of this upper cover.

2. compressed air dewater unit according to claim 1 is characterized in that: 4 described deflection plates be one group, per 5 groups form an air and lead to, and in the both sides of 5 groups of deflection plates left baffle are installed, this left baffle is connected with described water-logging box.

3. compressed air dewater unit according to claim 1 is characterized in that: described water-logging box and horizontal direction are inclination angle upwards, and upwards turn up at an end that is not connected with described housing.

4. compressed air dewater unit according to claim 1 is characterized in that: the inclination angle of described compressed air inlet pipe and horizontal direction is 10-15 °.

5. compressed air dewater unit according to claim 1 is characterized in that: scribble the oily dirt free coating on the described inner walls.

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