CN213761005U

CN213761005U - Tertiary oil gas recovery unit filter

Info

Publication number: CN213761005U
Application number: CN202022564748.8U
Authority: CN
Inventors: 潘为海; 吴凯; 褚新磊; 邵敏行
Original assignee: Shandong Nagel New Energy Technology Co ltd
Current assignee: Shandong Nagel New Energy Technology Co ltd
Priority date: 2020-11-09
Filing date: 2020-11-09
Publication date: 2021-07-23
Anticipated expiration: 2030-11-09

Abstract

The utility model discloses a filter of a tertiary oil gas recovery device, which comprises a filter tank, wherein one end of the filter tank is provided with an end cover, a first-stage filter screen and a second-stage filter screen are arranged in the filter tank, one end of an oil gas outlet pipe is provided with an air inlet pipe, and one end of the air inlet pipe is connected with an air pump, the sealing performance of the filter is improved by arranging two sealing rings, the first-stage filter screen, the second-stage filter screen, a first limit cylinder and a second limit cylinder are positioned by arranging a positioning bulge and a positioning groove, thereby avoiding the installation dislocation and improving the installation efficiency, the first limit cylinder and the second limit cylinder are used for limiting the first-stage filter screen and the second-stage filter screen to prevent the first-stage filter screen and the second-stage filter screen from being impacted and shifted by oil gas, the end cover and the filter tank are connected and fixed by a fixing bolt, thereby being convenient to disassemble and maintain, the oil gas is filtered from bottom to top, the impact of the first-stage filter screen and the second-stage filter screen are reduced, the filter tank is cleaned by the compressed air through the arranged air pump and the air inlet pipe, avoid long-term use to lead to filter jam.

Description

Tertiary oil gas recovery unit filter

Technical Field

The utility model relates to an oil gas recovery equipment technical field specifically is a cubic oil gas recovery device filter.

Background

The tertiary oil gas recovery equipment is equipment commonly used by the oil tank truck during oil drainage, and can be used for replacing gas (mainly volatile matters of volatile oil products of gasoline) in an underground oil storage tank into the tertiary oil gas recovery equipment in a balanced manner during oil drainage of the oil tank truck, and then carrying out condensation treatment to change the gas state into a liquid state, so that the recycling is realized. Need use the filter to filter oil gas at the oil gas recovery in-process, after filter equipment used for a long time, impurity is piled up easily to filter inside, influences filtration efficiency, needs clear up the filter, and current filter is when clean internal impurity, and the effect is not good, and clean speed is slow.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a cubic vapor recovery system device filter to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a cubic vapor recovery system device filter, is including filtering the jar, filter jar one end and install the end cover, the end cover with filter between the jar by fixing bolt connection fixed, filter jar and end cover border department and be provided with the through-hole that corresponds with fixing bolt, filter jar one side lower part and install oil gas inlet pipe, install feed valve on the oil gas inlet pipe, the oil gas exit tube is installed to one side on the end cover, installs ejection of compact valve on the oil gas exit tube, installs one-level filter screen and second grade filter screen in the filtration jar, and the one-level filter screen is installed in the below of second grade filter screen, and the aperture of one-level filter screen is greater.

The further proposal of the utility model is as follows: two sealing rings are arranged between the filtering tank and the end cover, and grooves corresponding to the sealing rings are arranged on the filtering tank and the end cover.

The further proposal of the utility model is as follows: an air inlet pipe is installed on one side of the oil gas outlet pipe, an air inlet valve is installed on the air inlet pipe, and one end of the air inlet pipe is connected with the output end of the air pump.

The further proposal of the utility model is as follows: a first limiting cylinder is installed below the first-stage filter screen, and through holes corresponding to oil and gas inlet pipes are formed in one side of the first limiting cylinder.

The further proposal of the utility model is as follows: and a second limiting cylinder is arranged above the first-stage filter screen and the second-stage filter screen.

The further proposal of the utility model is as follows: one-level filter screen, second grade filter screen, spacing a section of thick bamboo one and spacing a section of thick bamboo two lateral walls all fixed three location arch that is provided with, three location arch is divided equally and is set up, crosses the filter tank inner wall and is provided with three constant head tank that corresponds with the location arch.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a set up the sealing performance that two sealing washers increased the filter, prevent that oil gas from leaking, protruding and the constant head tank is to the one-level filter screen through the location that sets up, the second grade filter screen, spacing section of thick bamboo one and spacing section of thick bamboo two fix a position, avoid the installation dislocation, improve the installation effectiveness, spacing section of thick bamboo one and spacing section of thick bamboo two pairs of one-level filter screens and second grade filter screen through setting up carry on spacingly, prevent that it from receiving oil gas to strike the aversion, the end cover passes through fixing bolt with filtering jar and is connected fixedly, convenient to detach maintains, oil gas filters from bottom to top, reduce the impact that one-level filter screen and second grade filter screen received oil gas, reduce the number of times that it damaged, air pump and intake pipe through setting utilize compressed air to clean filtering jar, avoid long-time use to lead to the filter jam, clearance convenient and fast.

Drawings

Fig. 1 is a schematic sectional view of a filter of a tertiary oil and gas recovery device in a front view.

Fig. 2 is a schematic top sectional view of a filter of a tertiary oil and gas recovery device.

Fig. 3 is a schematic view of a primary strainer structure.

Fig. 4 is a schematic diagram of a two-stage screen structure.

In the figure: the filter tank comprises a filter tank 1, an end cover 2, a sealing ring 3, a groove 4, a fixing bolt 5, a through hole 6, an oil gas inlet pipe 7, a feeding valve 8, an oil gas outlet pipe 9, a discharging valve 10, an air inlet pipe 11, an air inlet valve 12, an air pump 13, a primary filter screen 14, a secondary filter screen 15, a first limiting cylinder 16, a second limiting cylinder 17, a positioning bulge 18 and a positioning groove 19.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1, in an embodiment of the present invention, a filter of a tertiary oil-gas recovery device includes a filter tank 1, an end cap 2 is installed at one end of the filter tank 1, two seal rings 3 are installed between the filter tank 1 and the end cap 2 to increase the sealing performance of the filter and prevent oil-gas leakage, grooves 4 corresponding to the seal rings 3 are installed on the filter tank 1 and the end cap 2 for installing the seal rings 3, the end cap 2 and the filter tank 1 are connected and fixed by fixing bolts 5, through holes 6 corresponding to the fixing bolts 5 are installed at the edges of the filter tank 1 and the end cap 2 to facilitate disassembly and maintenance of the filter, replacement of a filter screen, an oil-gas inlet pipe 7 is installed at the lower portion of one side of the filter tank 1, a feed valve 8 is installed on the oil-gas inlet pipe 7, an oil-gas outlet pipe 9 is installed at one side of the end cap 2, a discharge valve 10 is installed on the oil-gas outlet pipe 9, an inlet pipe 11 is installed at one side of the oil-gas outlet pipe 9, install intake valve 12 in the intake pipe 11, intake pipe 11 one end is connected with the output of air pump 13, utilizes compressed air to clean the filter, avoids using for a long time and leads to the filter to block up, clearance convenient and fast, installs one-level filter screen 14 and second grade filter screen 15 in filtering jar 1, and one-level filter screen 14 installs the below at second grade filter screen 15, and the aperture of one-level filter screen 14 is greater than the aperture of second grade filter screen 15, spacing section of thick bamboo 16 is installed to one-level filter screen 14 below, and spacing section of thick bamboo 16 one side is provided with the through-hole 6 that corresponds with oil gas admission pipe 7, one-level filter screen 14 and second grade filter screen 15 top all are provided with spacing section of thick bamboo two 17, prevent that one-level filter screen 14 and second grade filter screen 15 from oil gas impact aversion, and oil gas from bottom to top filters, reduces the impact that one-level filter screen 14 and second grade filter screen 15 receive oil gas, reduces the number of its damage.

Referring to fig. 2 to 4, the side walls of the primary filter screen 14, the secondary filter screen 15, the first limiting cylinder 16 and the second limiting cylinder 17 are all fixedly provided with three positioning protrusions 18, the three positioning protrusions 18 are equally arranged, the inner wall of the filter tank 1 is provided with three positioning grooves 19 corresponding to the positioning protrusions 18, the primary filter screen 14, the secondary filter screen 15, the first limiting cylinder 16 and the second limiting cylinder 17 are positioned, installation dislocation is avoided, and installation efficiency is improved.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. A filter of a tertiary oil gas recovery device comprises a filter tank (1) and is characterized in that, an end cover (2) is installed at one end of the filtering tank (1), the end cover (2) and the filtering tank (1) are fixedly connected through a fixing bolt (5), through holes (6) corresponding to the fixing bolt (5) are formed in the edge positions of the filtering tank (1) and the end cover (2), an oil-gas inlet pipe (7) is installed at the lower part of one side of the filtering tank (1), a feeding valve (8) is installed on the oil-gas inlet pipe (7), an oil gas outlet pipe (9) is arranged on one side of the end cover (2), a discharge valve (10) is arranged on the oil gas outlet pipe (9), a primary filter screen (14) and a secondary filter screen (15) are arranged in the filter tank (1), the primary filter screen (14) is arranged below the secondary filter screen (15), and the aperture of the primary filter screen (14) is larger than that of the secondary filter screen (15).

2. The tertiary oil and gas recovery device filter according to claim 1, characterized in that two sealing rings (3) are arranged between the filter tank (1) and the end cover (2), and grooves (4) corresponding to the sealing rings (3) are arranged on the filter tank (1) and the end cover (2).

3. The filter of claim 1, wherein an air inlet pipe (11) is installed at one side of the oil-gas outlet pipe (9), an air inlet valve (12) is installed on the air inlet pipe (11), and one end of the air inlet pipe (11) is connected with an output end of the air pump (13).

4. The tertiary oil and gas recovery device filter according to claim 1, characterized in that a first limiting cylinder (16) is installed below the primary filter screen (14), and a through hole (6) corresponding to the oil and gas inlet pipe (7) is formed in one side of the first limiting cylinder (16).

5. A tertiary oil and gas recovery device filter according to claim 1, characterized in that a second limit cylinder (17) is arranged above both the primary filter screen (14) and the secondary filter screen (15).

6. The tertiary oil and gas recovery device filter according to claim 1, characterized in that the side walls of the primary filter screen (14), the secondary filter screen (15), the first limiting cylinder (16) and the second limiting cylinder (17) are all fixedly provided with three positioning protrusions (18), the three positioning protrusions (18) are arranged in equal parts, and the inner wall of the filter tank (1) is provided with three positioning grooves (19) corresponding to the positioning protrusions (18).