Filter element structure of oil-gas separator

Abstract

The utility model discloses a filter element structure of an oil-gas separator, and relates to the technical field of oil-gas separation. The filter comprises a cylindrical shell, a filter medium group and an adjusting assembly, the cylinder shell comprises a cylinder body and an end cover installed at an opening in the upper portion of the cylinder body in a threaded fit mode. The adjusting assembly comprises a supporting arm buckled to the edge of the upper portion of the cylinder body, a threaded seat integrally arranged in the middle of the supporting arm, an adjusting screw matched with the interior of the threaded seat in a threaded mode, and a pressing disc installed at the inner end of the adjusting screw through a connecting piece. The filtering medium group comprises a coarse filtering group, a middle filtering group and a fine filtering group which are sequentially distributed in the vertical direction, and transition gas bins are connected among the coarse filtering group, the middle filtering group and the fine filtering group. According to the filter element structure, the position of the pressure plate is changed by adjusting the screw rod, so that the pressure acting on the coarse filter group is influenced, the filter element structure can be correspondingly adjusted quickly according to different application occasions or change of treatment capacity, and the application range of equipment is widened.

Description

TECHNICAL FIELD

[0001] The utility model belongs to oil gas separation technical field, especially relate to oil gas separator filter core structure. BACKGROUND

[0002] With the increasing of industrial production and environmental protection requirement, the demand of high efficient separation of oil gas mixture is more and urgent. Oil gas separator is widely used in oil exploitation, chemical production, automobile manufacturing and many other fields, and its main function is to separate oil and gas effectively, to ensure the purity of gas or recycling oil products.

[0003] The existing public patent (announcement number CN 216537023 U) discloses an oil gas separator filter core structure, and belongs to the technical field of oil gas separation. The utility model discloses a shell, filter core, oil tank and oil return device. The filter core is installed in the shell. The middle part of the bottom end of the filter core is provided with an oil outlet hole. The oil return device comprises an oil filter pipe, an oil outlet pipe, a spring and a reverse T-shaped piston. The oil filter pipe and the oil outlet pipe are installed from inside to outside at the bottom end of the filter core. The oil filter pipe and the oil outlet pipe are coaxial with the oil outlet hole. A plurality of oil filter holes are formed in the outer side surface of the oil filter pipe. The oil outlet pipe is communicated with the inside of the oil tank after extending out of the bottom outlet end of the shell.

[0004] The filter core structure can only effectively filter specific size pollutants due to the design limitation, and it is difficult to achieve ideal separation effect for impurities with a wide range of particle sizes.

[0005] Therefore, we provide an oil gas separator filter core structure to solve the above problems. INVENTION CONTENTS

[0006] To solve the above technical problems, the utility model is realized through the following technical schemes:

[0007] The utility model discloses an oil gas separator filter core structure, which comprises a cylindrical shell, a filter medium group arranged in the cylindrical shell and an adjusting assembly for adjusting the position of the filter medium group.

[0008] The cylindrical shell comprises a cylindrical main body, a cover threadedly and adaptively installed at the upper opening of the cylindrical main body, an air inlet arranged on the upper side of the cylindrical main body, an air outlet arranged at the bottom of the cylindrical main body and a limiting ring integrally arranged on the inner wall of the bottom of the cylindrical main body.

[0009] The adjusting assembly comprises a supporting arm buckled on the upper edge of the cylindrical main body, a threaded seat integrally arranged at the middle position of the supporting arm, an adjusting screw threadedly and adaptively arranged in the threaded seat and a pressure plate installed at the inner end of the adjusting screw through a connecting piece.

[0010] The filter medium group comprises coarse filtering group, medium filtering group and fine filtering group which are vertically arranged in sequence, transition gas chambers are connected between the coarse filtering group, the medium filtering group and the fine filtering group, the coarse filtering group is matched with the pressure disc, and the fine filtering group is provided with a guide pipe at the lower portion.

[0011] The utility model further sets up, the air inlet is sealedly connected with air pipe through fastener, the air outlet is connected with exhaust pipe.

[0012] The utility model further sets up, the adjusting screw is passed and sets the middle position of end cover, and the adjusting screw is connected with the end cover and is equipped with sealing ring.

[0013] The utility model further sets up, the fine filtering group bottom is supported with the cooperation of the limiting ring, the fine filtering group below is buffer gas chamber, and the guide pipe is communicated with the buffer gas chamber.

[0014] The utility model further sets up, the coarse filtering group is built in multilayer non -woven fabrics, and the single layer thickness is between 1mm to 3mm, the aperture range is at 50 microns to 100 microns, and the non -woven fabric in the uppermost layer is matched with the pressure disc.

[0015] The utility model further sets up, the medium filtering group selects active carbon as main component, and the particle size is controlled between 0.5mm to 1.5mm.

[0016] The utility model further sets up, the transition gas chamber is the double taper symmetry structure, and the taper chamber of opposite setting is connected with screw thread adaptation.

[0017] The utility model has the advantages of the following:

[0018] 1, the utility model discloses a filter core structure, which comprises a pressure disc, a coarse filtering group, a medium filtering group and a fine filtering group, wherein the coarse filtering group, the medium filtering group and the fine filtering group are vertically arranged in sequence, transition gas chambers are connected between the coarse filtering group, the medium filtering group and the fine filtering group, the coarse filtering group is matched with the pressure disc, and the fine filtering group is provided with a guide pipe at the lower portion.

[0019] 2, the utility model discloses a filter core structure, which comprises a pressure disc, a coarse filtering group, a medium filtering group and a fine filtering group, wherein the coarse filtering group, the medium filtering group and the fine filtering group are vertically arranged in sequence, transition gas chambers are connected between the coarse filtering group, the medium filtering group and the fine filtering group, the coarse filtering group is matched with the pressure disc, and the fine filtering group is provided with a guide pipe at the lower portion.

[0020] Of course, any product implementing the utility model does not necessarily need to achieve all the advantages described above. DRAWINGS

[0021] In order to more clearly illustrate the technical scheme of the embodiments of the present application, the following will briefly introduce the drawings needed to be used in the description of the embodiments, obviously, the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can also be obtained without creative labor on the basis of these drawings.

[0022] Figure 1 It is the overall structure schematic diagram of the present application.

[0023] Figure 2 It is the internal structure schematic diagram of the cylinder main body in the present application.

[0024] Figure 3 It is the structure schematic diagram of the filter medium group in the present application.

[0025] Figure 4 It is the cross section schematic diagram of the cylinder main body in the present application.

[0026] In the drawings, the component list represented by each mark is as follows:

[0027] 100, cylinder shell; 101, cylinder main body; 102, end cover; 103, air inlet pipe; 104, fastener; 105, exhaust pipe; 106, limiting ring; 107, air inlet; 200, adjusting assembly; 201, support arm; 202, threaded seat; 203, adjusting screw; 204, connecting piece; 205, pressure plate; 300, filter medium group; 301, coarse filter group; 302, medium filter group; 303, fine filter group; 304, guide pipe; 305, transition gas chamber. DETAILED DESCRIPTION

[0028] The technical scheme in the embodiments of the present application will be described clearly and completely in combination with the drawings in the embodiments of the present application, obviously, the described embodiments are only some embodiments of the present application, but not all the embodiments. Based on the embodiments in the present application, all the other embodiments obtained by those skilled in the art without creative labor are within the protection scope of the present application.

[0029] EMBODIMENT

[0030] Please refer to Figures 1-4 The present application is an oil-gas separator filter core structure, which comprises a cylinder shell 100, a filter medium group 300 arranged inside the cylinder shell 100, and an adjusting assembly 200 for adjusting the position of the filter medium group 300.

[0031] The cylinder shell 100 includes a cylinder body 101, an end cover 102 threadedly fitted on the upper opening of the cylinder body 101, an air inlet 107 provided on the upper side of the cylinder body 101, an air outlet provided on the bottom of the cylinder body 101, and a limiting ring 106 integrally provided on the inner wall of the bottom of the cylinder body 101. The air inlet 107 is sealingly connected with an air inlet pipe 103 through a fastener 104, and the air outlet is connected with an air outlet pipe 105.

[0032] In the cylinder shell 100, the cylinder body 101 is the basic structure of the entire filter and provides support for other components; the end cover 102 is threadedly connected to the cylinder body 101 and is convenient to disassemble for replacement or cleaning of the internal filter medium group 300; the air inlet 107 is used to introduce the oil-gas mixture to be treated and is equipped with a fastener 104 to ensure sealing connection with the air inlet pipe 103; the air outlet cooperates with the air outlet pipe 105 and is used for discharging the filtered gas; and the limiting ring 106 is used to support the fine filter group 303 and ensure its stable position, and also plays a certain sealing role.

[0033] The adjusting assembly 200 includes a support arm 201 buckled on the upper edge of the cylinder body 101, a threaded seat 202 integrally provided at the middle position of the support arm 201, an adjusting screw 203 threadedly fitted in the threaded seat 202, and a pressure plate 205 mounted on the inner end of the adjusting screw 203 through a connecting piece 204. The adjusting screw 203 penetrates the middle position of the end cover 102, and a sealing ring is sleeved on the connection between the adjusting screw 203 and the end cover 102.

[0034] The support arm 201 serves as the support structure of the adjusting screw 203, the threaded seat 202 provides a rotating support point for the adjusting screw 203, the adjusting screw 203 moves up and down by rotating to adjust the position of the pressure plate 205, which is convenient for users to fine-tune the pressure of the filter medium according to actual needs. The connecting piece 204 connects the adjusting screw 203 and the pressure plate 205 to ensure synchronous movement of the two, and the pressure plate 205 directly contacts the coarse filter group 301 and affects the filtering process by applying pressure to it. Appropriate compression can improve the filtering efficiency, but excessive compression will increase the resistance.

[0035] The filter medium group 300 includes a coarse filter group 301, a medium filter group 302, and a fine filter group 303 vertically distributed in sequence, and transition gas warehouses 305 are connected between the coarse filter group 301, the medium filter group 302, and the fine filter group 303. The coarse filter group 301 cooperates with the pressure plate 205, the fine filter group 303 is provided with a conduit 304 at the lower part, the fine filter group 303 is supported by the limiting ring 106 at the bottom, and the lower part of the fine filter group 303 is a buffer gas warehouse, and the conduit 304 communicates with the buffer gas warehouse.

[0036] The coarse filter group 301 is mainly used for removing larger particles, the activated carbon in the middle filter group 302 has strong adsorption capacity and can effectively capture organic compounds and other impurities in the oil mist, and the fine filter group 303 is composed of very fine fibers or membranes and is used to intercept the smallest particles and residual oil droplets; the transition gas warehouse 305 is used for gas flow between the coarse filter group 301, the middle filter group 302 and the fine filter group 303, and is assembled as a whole, and the double-cone design helps to uniformly distribute the airflow and reduce flow resistance.

[0037] Specifically, the coarse filter group 301 is internally provided with multiple layers of non-woven fabric, the single-layer thickness is between 1mm and 3mm, the pore size range is between 50 microns and 100 microns, and the non-woven fabric located in the uppermost layer is matched with the pressure plate 205; the middle filter group 302 selects activated carbon as the main component, and the particle size is controlled between 0.5mm and 1.5mm.

[0038] Further, the transition gas warehouse 305 is a double-cone symmetric structure, and the oppositely arranged conical chambers are connected by screw threads.

[0039] The oil-gas separator filter core structure provided by the technical scheme improves the separation effect by adopting a multi-stage filtering system, and sets an adjustable pressure mechanism, so that the filter core structure can be flexibly adjusted according to the filtering requirements, and in combination with the application of the transition gas warehouse 305, not only the airflow path is optimized, but also the structural stability is enhanced.

[0040] In the description of the present specification, the description of the terms "one embodiment", "example", "specific example" and the like means that the specific features, structures, materials or characteristics described in combination with the embodiment or example are contained in at least one embodiment or example of the present application. In the present specification, the illustrative description of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0041] The preferred embodiments of the above disclosed application are only used to help explain the application. The preferred embodiments do not describe all the details, nor limit the application to the specific embodiments described. Obviously, according to the content of the specification, many modifications and changes can be made. The embodiments are selected and described in detail in order to better explain the principles and practical applications of the application, so that those skilled in the art can well understand and utilize the application. The application is limited by the claims and their entire scope and equivalents.

Claims

1. An oil-gas separator filter core structure, comprising a cylindrical shell (100), a filter medium group (300) arranged inside the cylindrical shell (100), and an adjusting assembly (200) for adjusting the position of the filter medium group (300), characterized in that: the cylindrical shell (100) comprises a cylindrical body (101), an end cover (102) threadedly fitted on the upper opening of the cylindrical body (101), an air inlet (107) arranged on the upper side of the cylindrical body (101), an air outlet arranged on the bottom of the cylindrical body (101), and a limiting ring (106) integrally arranged on the inner wall of the bottom of the cylindrical body (101); the adjusting assembly (200) comprises a support arm (201) buckled on the upper edge of the cylindrical body (101), a threaded seat (202) integrally arranged at the middle position of the support arm (201), an adjusting screw (203) threadedly fitted inside the threaded seat (202), and a pressure plate (205) mounted on the inner end of the adjusting screw (203) through a connecting piece (204); the filter medium group (300) comprises a coarse filter group (301), a medium filter group (302), and a fine filter group (303) vertically arranged in sequence, and a transition gas chamber (305) is connected between the coarse filter group (301), the medium filter group (302), and the fine filter group (303); the coarse filter group (301) is matched with the pressure plate (205), and the fine filter group (303) is provided with a conduit (304) at the lower part. The air inlet (107) is sealingly connected with an air inlet pipe (103) through a fastener (104), and the air outlet is connected with an air outlet pipe (105). The adjusting screw (203) penetrates the middle position of the end cover (102), and a sealing ring is sleeved on the connection between the adjusting screw (203) and the end cover (102). The bottom of the fine filter group (303) is supported in cooperation with the limiting ring (106), and a buffer gas chamber is arranged below the fine filter group (303), and the conduit (304) is communicated with the buffer gas chamber.

2. The oil and gas separator cartridge structure of claim 1, wherein, The coarse filter group (301) is provided with multiple layers of non-woven fabric, the single-layer thickness of which is between 1 mm and 3 mm, the pore size range is between 50 microns and 100 microns, and the uppermost layer of non-woven fabric is matched with the pressure plate (205).

3. The oil and gas separator cartridge structure of claim 1, wherein, The medium filter group (302) is selected from activated carbon as the main component, and the particle size is controlled between 0.5 mm and 1.5 mm.

4. The oil and gas separator cartridge structure of claim 1, wherein, The transition gas chamber (305) is a double-tapered symmetrical structure, and the tapered chambers arranged oppositely are threadedly connected.

5. The oil and gas separator cartridge structure of claim 1, wherein, ​ 6. The oil and gas separator cartridge structure of claim 1, wherein, ​ 7. The oil and gas separator cartridge structure of claim 1, wherein, ​

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