CN211302519U - High-efficient deoiling device of compressed air - Google Patents

Abstract

The utility model discloses a high-efficiency oil removing device for compressed air; the compressed air high-efficiency oil removing device is simple in structure, convenient to operate and long in service life, and can obviously improve the quality of compressed air and reduce the generation cost; the technical scheme includes that the separating barrel comprises a separating barrel body, wherein an air inlet and an air outlet are formed in the side wall of the separating barrel body, an interlayer is arranged on the separating barrel body, a separating core is arranged in the interlayer, an oil return pipe is arranged in the separating core, and a drain outlet is formed in the bottom of the separating barrel body; the outlet of the oil return pipe is connected with an electromagnetic valve.

Description

High-efficient deoiling device of compressed air

Technical Field

The utility model relates to an deoiling device, concretely relates to high-efficient deoiling device of compressed air belongs to air aftertreatment technical scheme.

Background

With the use of a large amount of automatic production line equipment, especially the cleanliness requirement of the food and medicine industry on compressed air is higher and higher, the post-treatment of air is also a project benefiting the nation and people, and the traditional air treatment method is based on multi-stage precise filtration, so that part of problems can be solved, but the use occasion with higher requirements cannot be met. Meanwhile, if the problem is solved only by a traditional method, the air quality is difficult to reach the standard, the service life of the filter element is short, more efficient imported filter materials are needed, the cost is high, the investment is large, and the production of the material is monopolized by some big foreign companies at present.

In actual use, the dry oil-free screw air compressor is compressed by the special coating on the surface of the rotor due to the fact that lubricating oil is not arranged in the compression cavity, the compressed air is relatively high in quality, but the coating on the surface of the rotor is easy to fall off after long-term use, the maintenance cost is relatively high, the service life is short, the purchase cost is quite high, the capacity production is achieved only by foreign brands at present, and therefore the dry oil-free screw air compressor is subjected to good aftertreatment at home. The equipment is used for competing for the equipment, the cost is less to achieve the same requirement, the efficiency of the oil-free machine is generally 15% -20% lower than that of a common micro-oil screw machine, which means that the energy consumption is increased by 15% -20%, and the energy consumption and waste are increased invisibly; therefore, the quality of air purification is generally improved by adding an oil removing device.

The conventional air oil removing device is generally complex in structure and short in service life, 201410219754.6 discloses a compressed air oil-water separator which comprises a shell, wherein one side of the top of the shell is provided with an air inlet connected with an air compressor, the other side of the top of the shell is provided with an air outlet connected with a pressure controller, a filter element is arranged inside the shell, the center of the shell is vertically provided with a central pipe, the central pipe is provided with an air hole, the top of the central pipe is provided with an air inlet valve, a valve rod of the air inlet valve is connected with a spring, the spring is fixedly arranged at the top of the shell, the bottom of the central pipe is provided with a wing nut, the wing nut controls the central pipe to be communicated with or closed with the air outlet through the valve rod, the bottom of the shell is in an inverted cone shape and is provided with an oil outlet, and, the oil discharge port is located the lowest of casing, and although this equipment can solve the air deoiling problem to a certain extent, the structure is complicated, and is not good to gaseous oily air treatment effect, and the while operation is inconvenient with the maintenance, and the spring is used repeatedly moreover and is broken the loss rate higher, and the most crucial is that filter fineness is relatively poor.

SUMMERY OF THE UTILITY MODEL

To the above, the utility model aims at providing a simple structure, it is convenient to maintain, long service life to can obviously promote the air quality after the compression, reduce the high-efficient deoiling device of compressed air that the cost of generation is low.

Therefore, the utility model provides a technical scheme is such:

a high-efficiency compressed air oil removal device comprises a separation barrel body, wherein an air inlet and an air outlet are formed in the side wall of the separation barrel body, the separation barrel body is provided with an interlayer, a separation core is arranged in the interlayer, an oil return pipe is arranged in the separation core, and a drain outlet is formed in the bottom of the separation barrel body; the outlet of the oil return pipe is connected with an electromagnetic valve.

As the utility model discloses a further priority, foretell high-efficient deoiling device of compressed air, the separation bucket body on be equipped with first pressure inspection mouth and second pressure inspection mouth, first pressure inspection mouth and second pressure inspection mouth top-down vertical distribution.

As the utility model discloses a further priority, foretell a high-efficient deoiling device of compressed air, the intermediate layer for the open hollow cylinder in bottom, the material is steel.

As a further priority of the present invention, the efficient oil removing device for compressed air mentioned above, wherein the separation core comprises a latticed hard outer shell and a latticed hard inner shell, and the latticed hard outer shell and the latticed hard inner shell are provided with different fiber filtering materials with different multi-layer filtering precision.

As the utility model discloses a further priority, foretell a high-efficient deoiling device of compressed air, the upper end of separation core be equipped with flange.

As the utility model discloses a further priority, foretell high-efficient deoiling device of compressed air, the separation bucket body include body and lower body, last body and lower body between through bolt fixed connection.

As the utility model discloses a further priority, foretell a high-efficient deoiling device of compressed air, the solenoid valve fix on the shell of separation bucket body.

The utility model provides a technical scheme has following technical advantage:

1. the utility model provides a technical scheme this internal intermediate layer that is equipped with of separation bucket, be equipped with the separation core in the intermediate layer, can effectively cushion the high-pressure air like this and directly strike the separation core, prolonged the life of filter core.

2. The utility model provides a technical scheme filter core is equipped with stereoplasm protection casing inside and outside, and the centre is made through the stacking of the fibre material of different density, long service life to can drop the compressed air of former 3-5ppm oil content to below 0.1 ppm.

3. The utility model provides a technical scheme increases the device after, and is lower relatively to the requirement of front end air compressor machine, also need not the high price and purchases the oil free compressor of import, for the enterprise saves fixed asset and drops into, and social is obvious, is worth promoting in a large number.

Drawings

Fig. 1 is a schematic structural diagram of the technical solution provided by the present invention;

fig. 2 is a schematic view of a structure of a separation core provided by the present invention;

the symbols in the drawings indicate the following elements and their like:

the separating barrel comprises a separating barrel body 1, an upper body 1a, a lower body 1b, an air inlet 2, an air outlet 3, a separating core 4, a latticed hard outer shell 41, a latticed hard inner shell 42, a fiber filtering material 43, a flange 44, an oil return pipe 5, a sewage discharge outlet 6, a first pressure inspection port 7, a second pressure inspection port 8, an interlayer 9, an electromagnetic valve 10 and a bolt 11

Detailed Description

The following claims of the present invention are described in further detail in conjunction with the detailed description and the accompanying drawings, but are not intended to limit the invention in any way.

The utility model provides a high-efficiency oil removing device for compressed air, which is shown in figures 1 to 2 and comprises a separation barrel body 1, wherein the body 1 is made of steel with an anti-corrosion function; for the convenience of installation, the separation barrel body 1 comprises an upper body 1a and a lower body 1b, and the upper body 1a and the lower body 1b are fixedly connected through a bolt 11; in order to discharge impurities such as separated water, a sewage outlet 6 is arranged at the bottom of the separation barrel body 1.

In order to facilitate the inlet and outlet of compressed air, an air inlet 2 and an air outlet 3 are formed in the side wall of the separation barrel body 1, an interlayer 9 is arranged in the separation barrel body 1, the interlayer 9 is a hollow cylinder with an open bottom, and the specific anticorrosive steel is preferably selected as the material; be equipped with separation core 4 in the intermediate layer 9, owing to be equipped with the stereoplasm intermediate layer between separation core 4 and the separation barrel body, make the compressed air who gets into in the separation barrel through the separation core 4 separation of rethread after the buffering of intermediate layer 9 like this to reduced the impact of compressed air to the separation core, prolonged the life of separation core.

More specifically, the separation core 4 includes a grid-shaped hard outer shell 41 and a grid-shaped hard inner shell 42, a plurality of layers of fiber filtering materials 43 with different filtering precisions are arranged in the grid-shaped hard outer shell 41 and the grid-shaped hard inner shell 42, the fiber filtering material 43 close to the grid-shaped hard inner shell 42 has high filtering precision, the fiber filtering material 43 close to the grid-shaped hard outer shell 41 has low filtering precision, usually between 0.1 and 50 μm, and the fiber filtering materials with different precisions not only effectively prolong the service life of the filter element, but also effectively ensure the separation efficiency. In order to facilitate the installation of the separating core, a connecting flange 44 is provided at the upper end of the separating core 4.

In order to facilitate the collection of the separated oil, an oil return pipe 5 is arranged in the separation core 4, and the bottom of the oil return pipe 5 is close to the inner bottom of the separation core 4; the outlet of the oil return pipe 5 is connected with the oil return pipe; the outlet of the oil return pipe is connected with a solenoid valve 10 capable of adjusting time, the solenoid valve preferably adopts a solenoid valve with time control and high pressure resistance, and in order to facilitate installation, the shell of the solenoid valve 10 is fixed on the shell of the separation barrel body 1.

In order to ensure safety, a first pressure check port 7 and a second pressure check port 8 are arranged on the separation barrel body 1, the first pressure check port 7 and the second pressure check port 8 are vertically distributed from top to bottom, and the up-and-down pressure is usually controlled at 0.1 MPa.

When the separation barrel is used specifically, when compressed air enters the separation barrel body 1 through the air inlet 2, the compressed air firstly collides with the interlayer 9 for separation, gasified and foggy air is sufficiently decomposed, then enters the separation core for separation under the action of pressure, oil after separation is accumulated to the height of the bottom of the oil return pipe 5, enters the oil return pipe 5, and flows out of the oil return pipe 5 after the electromagnetic valve is opened; and the air flows out to the next working environment through the air outlet 3, and a small amount of impurities such as sewage are discharged through the sewage discharge outlet.

The above is only a preferred embodiment of the present invention, and it should be noted that for those skilled in the art, without departing from the structure of the present invention, several modifications and improvements can be made, which will not affect the utility of the invention and the utility of the patent.

Claims (7)

1. A high-efficiency compressed air oil removal device comprises a separation barrel body (1), and is characterized in that an air inlet (2) and an air outlet (3) are formed in the side wall of the separation barrel body (1), an interlayer (9) is arranged in the separation barrel body (1), a separation core (4) is arranged in the interlayer (9), an oil return pipe (5) is arranged in the separation core (4), and a sewage discharge outlet (6) is formed in the bottom of the separation barrel body (1); the outlet of the oil return pipe (5) is connected with an electromagnetic valve (10).

2. The high-efficiency compressed air oil removing device according to claim 1, wherein the separation barrel body (1) is provided with a first pressure check port (7) and a second pressure check port (8), and the first pressure check port (7) and the second pressure check port (8) are vertically distributed from top to bottom.

3. The efficient compressed air oil removing device as claimed in claim 1, wherein the interlayer (9) is a hollow cylinder with an open bottom and is made of steel.

4. The device for removing oil from compressed air with high efficiency according to claim 1, wherein the separating core (4) comprises a grid-shaped hard outer shell (41) and a grid-shaped hard inner shell (42), and a plurality of layers of fiber filtering materials (43) with different filtering precisions are arranged in the grid-shaped hard outer shell (41) and the grid-shaped hard inner shell (42).

5. A high-efficiency deoiling device for compressed air according to claim 1 characterized in that the upper end of said separating core (4) is provided with a connecting flange (44).

6. The high-efficiency oil removing device for the compressed air according to claim 1, wherein the separating barrel body (1) comprises an upper body (1a) and a lower body (1b), and the upper body (1a) and the lower body (1b) are fixedly connected through a bolt (11).

7. A high-efficiency oil removing device for compressed air according to claim 1, characterized in that the electromagnetic valve (10) is fixed on the casing of the separating barrel body (1).

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