CN203862007U - Air-removed filter - Google Patents
Air-removed filter Download PDFInfo
- Publication number
- CN203862007U CN203862007U CN201420159381.3U CN201420159381U CN203862007U CN 203862007 U CN203862007 U CN 203862007U CN 201420159381 U CN201420159381 U CN 201420159381U CN 203862007 U CN203862007 U CN 203862007U
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Abstract
The utility model relates to an air-removed filter. The air-removed filter comprises a shell, a filter screen device and an air relief valve, wherein the shell is provided with an inlet and an outlet; the inlet and the outlet are communicated with a filter cavity formed inside the shell; the air relief valve comprises a valve body fixedly connected with the shell; the valve body is provided with a gas outlet and a liquid and gas inlet; the gas outlet and the liquid and gas inlet are communicated with an accommodating cavity formed inside the valve body; the liquid and gas inlet is formed in the filter cavity, and is communicated with the filter cavity; a floating ball which can change positions along with the height of the gas-liquid interface inside the filter cavity is placed inside the accommodating cavity; the diameter of the floating ball is greater than the inner diameter of the gas outlet. According to the air-removed filter, the air relief valve adopts a floating ball check valve, and the floating ball completely relies on the buoyancy force to move; the air relief valve dose not comprise a connecting rod actuating mechanism, is simple in structure and free of rustiness, and is prevented from immovability because of clamping stagnation of impurities; the floating ball is restricted into the accommodating cavity, and the air relief valve is free of error actions and stable and reliable in operation even if a ship is in a shaky operation environment.
Description
Technical field
The utility model relates to a kind of gas-removing filter.
Background technology
Gas-liquid separation in fluid and Separation of Solid and Liquid are blocked up for stability, the minimizing gas of measuring flow and solid stops up significant.Rotor formula flowmeter in the cargo oil system of ocean multi-purpose cargo ship, is all equipped with.Aeration measurement accuracy in the easy liquid body of this class flowmeter, the easy clamping stagnation Flux meter rotation of the impurity parts in liquid, in fluid, magnetisable material is easily attached on flowmeter rotor part, and these factors all will cause flow measurement distortion.Conventional land gas-removing filter as disclosed in Chinese utility model patent description CN202802929 " a kind of gas-removing filter ", it is by main body, filter net device and floating ball device composition, floating ball device is as vent valve, in main body, be provided with fluid issuing and fluid intake, when fluid is from fluid intake enters main body, fluid body is prolonging filter and is rising, gas is also discharged in uphill process, fluid is discharged by hydrostatic(al) outlet after filter net device, when the gas at top cumulative, gas-liquid interface moves down, ball float falls, open valve, gas is discharged, liquid level rises, vent valve cuts out.
There are the following problems for the filter of cooling down of this form: (1) boats and ships are in an environment rocking, and the neither one work of floating ball rod mechanism is spacing, easily produces slosh in boats and ships rock, and causes misoperation and oil spout.(2) size of the filter of cooling down that land is used is large, and will realize Magnetic filtration device and also need to be equipped with an independent magnetic filter, for the space of the bunching of sailing, difficult arrangement.(3) between the filter screen of the filter of cooling down that land is used and housing, be by position limiting sealed, easily interior leakage.(4) what land was used cool down, and filter adopts a bucket formula filter basket, and flow resistance is large, also easily produces turbulent flow, the stability that impact is measured.(5) what land was used cool down, and filter does not show to judge whether filter stops up, and whether this is clean, is unfavorable for the line service on ship.
Summary of the invention
The purpose of this utility model is to provide a kind of simple in structure, reliable gas-removing filter of working stability, and the vent valve of this gas-removing filter does not have connecting rod actuating mechanism, can not get rusty, can be failure to actuate by impurity clamping stagnation yet.
Above-mentioned purpose is achieved by the following technical solution:
A kind of gas-removing filter, comprise housing, filter net device and vent valve, housing is provided with entrance and exit, and entrance and exit is communicated with the filtration cavity being arranged in housing, filter net device is arranged on and filters in cavity, it is characterized in that: this vent valve comprises the valve body being fixedly linked with housing, valve body is provided with exhaust outlet and feed liquor, air inlet, and exhaust outlet and feed liquor, air inlet is communicated with the container cavity being arranged in valve body, feed liquor, air inlet is placed in and filters in cavity and the two connection, exhaust outlet is positioned at feed liquor, the top of air inlet, in container cavity, be placed with the ball float that can shift one's position with the gas-liquid interface height filtering in cavity, the diameter of ball float is greater than the internal diameter of exhaust outlet, in the time filtering gas-liquid interface in cavity and raise, ball float shutoff exhaust outlet and make vent valve in closed condition, in the time that the gas-liquid interface in filtration cavity reduces, ball float leaves exhaust outlet and makes vent valve in open mode.
Above technical scheme can be further improved by following measures:
In this filtration cavity, be provided with can eliminate fluid in the degaussing gear of magnetisable material.
This housing comprises bucket and bung, bung is arranged on the upper port place of bucket, entrance and exit is located at the sidewall of bucket, bung is provided with and the first through hole that filters cavity and be communicated with, valve body comprises valve gap and lower casing, and valve gap is fixedly mounted on bung and cap seal the first through hole, and lower casing is fixedly mounted on valve gap and lower casing stretches into and filters in cavity through the first through hole, exhaust outlet is located on valve gap, and feed liquor, air inlet and container cavity are located on lower casing.
This valve gap is T-shaped and comprises the first ring flange and along the axially extended projection of the first ring flange, the first ring flange is connected with bung, projection stretches in the first through hole, lower casing comprises joint and hemispherical shell, fitting sleeve is outside projection and be fixed together, and joint can adopt and be threaded with projection, and feed liquor, air inlet have multiple, multiple feed liquors, air inlet are located on the wall of hemispherical shell, and container cavity is hemispherical.
This bung is provided with and the second through hole that filters cavity and be communicated with, degaussing gear comprises the second ring flange and some bar magnets, one end of bar magnet is fixed on the second ring flange, and the other end of bar magnet stretches into and filters in cavity through the second through hole, and the second ring flange is connected with bung and cap seal the second through hole.
This filter net device comprises a barrel formula filter basket, and on housing, be provided with support in filtering in cavity, filter basket is rack-mount by the flange of its upper end, between flange and support, is provided with sealing ring.
This filter basket upper end is inclined-plane, and the low side on inclined-plane is placed in the downside of entrance, the high-end upside that is placed in outlet on inclined-plane, and the flange of filter basket upper end is oval ring, and support is the oval ring mating with flange, and sealing ring is O RunddichtringO.
Entrance on this housing is higher than outlet.
Entrance on this housing is and is bent upwards shape and guides fluid to enter obliquely to filter in cavity.
On this housing, be connected with ascending pipe and discharge pipe, entrance is formed at the intersection of ascending pipe and housing, and outlet is formed at the intersection of discharge pipe and housing, is equipped with Pressure gauge and cock on ascending pipe and discharge pipe.
The utility model compared with prior art tool has the following advantages:
(1) vent valve of the present utility model adopts ball check valve, its ball float relies on buoyancy to move completely, this valve does not have connecting rod actuating mechanism, simple in structure, can not get rusty, also can be failure to actuate by impurity clamping stagnation, and ball float is limited in a container cavity, even in the running environment of boats and ships in rocking, vent valve can misoperation yet, and working stability is reliable;
(2) in this filtration cavity, be provided with can eliminate fluid in the degaussing gear of magnetisable material, the effective combination of function of cool down filter and magnetic strainer, save installing space on ship;
(3) valve gap of valve body is connected with the bung flange of housing, and vent valve easy accessibility is convenient to safeguard compact conformation;
(4) the bung flange of the second ring flange housing of degaussing gear connects, and degaussing gear easy accessibility is convenient to safeguard compact conformation;
(5) this filter net device comprises a barrel formula filter basket, and on housing, be provided with support in filtering in cavity, filter basket is rack-mount by the flange of its upper end, between flange and support, is provided with sealing ring, more compact structure, and disturbance is little, increases sealing ring and does not understand interior leakage;
(6) this filter basket upper end is inclined-plane, the low side on inclined-plane is placed in the downside of entrance, the high-end upside that is placed in outlet on inclined-plane, enter from entrance the fluid that filters cavity flows out from outlet successively after the inclined-plane of bar magnet, filter basket upper end, filter basket, filter basket upper end is set to inclined-plane makes circulation area larger, disturbance is little, more compact structure;
(7) entrance on this housing is higher than outlet, is more conducive to liquid and in the automatic gas-removing filter of magnetic, forms arc runner, better allows gas fully discharge, and cools down effective;
(8) entrance on this housing is and is bent upwards shape and guides fluid to enter obliquely to filter in cavity, and the fluid entering from entrance can move upward, and free air and dissolved gas in fluid are fully come out, and cools down effective;
(9) on this housing, be connected with ascending pipe and discharge pipe, entrance is formed at the intersection of ascending pipe and housing, outlet is formed at the intersection of discharge pipe and housing, on ascending pipe and discharge pipe, be equipped with Pressure gauge and cock, use after a period of time, when the impurity in filter screen increases, by checking that manometric pressure reduction changes, and can judge whether this clean filter screen;
(10) the utility model novel structure, reliable operation, is convenient to check, easy to maintenance, the effective combination of function of cool down filter and magnetic strainer, integrates gas-liquid separation and solid-liquid separation function.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the A portion partial enlarged drawing of Fig. 1;
Fig. 3 is the structural representation of the utility model vent valve;
Fig. 4 is the structural representation of the utility model degaussing gear.
Reference numeral: cavitys, 14 supports are filtered in 1 barrel, 11 entrances, 12 outlets, 13; 2 valve gaps, 21 exhaust outlets, 22 feed liquors, air inlet, 23 container cavities, 24 first ring flanges, 25 projections; 3 ball floats; 4 bungs, 41 first through holes, 42 second through holes; 5 lower casings, 51 joints, 52 hemispherical shell; 6 second ring flanges, 61 bar magnets; 7 filter baskets, 71 flanges, 72 sealing rings, 73 inclined-planes; 8 ascending pipes; 9 discharge pipes; 10 Pressure gauges and cock; H gas-liquid interface.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
As shown in Figures 1 to 4, a kind of gas-removing filter, comprise housing, filter net device and vent valve, housing is provided with entrance 11 and outlet 12, and entrance 11 and outlet 12 are communicated with the filtration cavity 13 being arranged in housing, filter net device is arranged on and filters in cavity 13, this vent valve comprises the valve body being fixedly linked with housing, valve body is provided with exhaust outlet 21 and feed liquor, air inlet 22, and exhaust outlet 21 and feed liquor, air inlet 22 is communicated with the container cavity 23 being arranged in valve body, exhaust outlet 21 is in communication with the outside so that the gas filtering in cavity is discharged, feed liquor, air inlet 23 is placed in and filters in cavity 13 and the two connection, exhaust outlet 21 is positioned at feed liquor, the top of air inlet 22, filter the gas of cavity from feed liquor, air inlet is discharged from exhaust outlet after entering in container cavity, in container cavity 23, be placed with the ball float 3 that can shift one's position with the gas-liquid interface H height filtering in cavity, liquid in filtration cavity is from feed liquor, air inlet enters in container cavity and acts on ball float, freely-movable in the known container cavity of ball float, the diameter of ball float 3 is greater than the internal diameter of exhaust outlet 21,
In the time filtering gas-liquid interface H in cavity 13 and raise, ball float 3 shutoff exhaust outlets 21 and make vent valve in closed condition;
In the time that the gas-liquid interface H in filtration cavity 13 reduces, ball float 3 leaves exhaust outlet 21 and makes vent valve in open mode, and the gas filtering in cavity can be discharged from exhaust outlet.
Filter be provided with in cavity 13 can eliminate fluid in the degaussing gear of magnetisable material.
Housing comprises bucket 1 and bung 4, bung 4 is arranged on the upper port place of bucket 1, the sidewall of bucket 1 is located in entrance 11 and outlet 12, bung 4 is provided with and the first through hole 41 that filters cavity 13 and be communicated with, valve body comprises valve gap 2 and lower casing 5, and valve gap 2 is fixedly mounted on bung 4 and cap seal the first through hole 41, and lower casing 5 is fixedly mounted on valve gap 2 and lower casing 5 stretches into and filters in cavity 13 through the first through hole 41, exhaust outlet 21 is located on valve gap 2, and feed liquor, air inlet 22 and container cavity 23 are located on lower casing 5.
Valve gap 2 is T-shaped and comprises the first ring flange 24 and along the axially extended projection 25 of the first ring flange, exhaust outlet 21 runs through the first ring flange 24 and projection 25, the first ring flange 24 is connected with bung 4, projection 25 stretches in the first through hole 41, lower casing 5 comprises joint 51 and hemispherical shell 52, joint 51 is enclosed within outside projection 25 and is fixed together, joint 51 can be to be threaded togather with projection 25, feed liquor, air inlet 22 has multiple, multiple feed liquors, air inlet 22 is located on the wall of hemispherical shell 52, container cavity 23 is the such ball float of hemispherical and is limited in a semicircle spheroid, can misoperation.
Bung 4 is provided with and the second through hole 42 that filters cavity 13 and be communicated with, degaussing gear comprises the second ring flange 6 and some bar magnets 61, one end of bar magnet 61 is fixed on the second ring flange 6, the other end of bar magnet 61 stretches into and filters in cavity 13 through the second through hole 42, the second ring flange 6 is connected with bung 4 and cap seal the second through hole 42, thereby the second ring flange 6 seals the second through hole 42 liquid of avoiding filtering in cavity 13 and leaks outside from the second through hole 42.Bar magnet 61 can eliminate fluid in magnetisable material.
Filter net device comprises a barrel formula filter basket 7, and on housing, be provided with support 14 in filtering in cavity 13, filter basket 7 is arranged on support 14 by the flange 71 of its upper end, is provided with sealing ring 72 between flange 14 and support.Filter basket 7 can comprise basket support and be coated on the filter screen on basket support.
Filter basket upper end is inclined-plane 73, and the low side on inclined-plane 73 is placed in the downside of entrance 11, the high-end upside that is placed in outlet 12 on inclined-plane 73, and the flange 71 of filter basket upper end is oval ring, and support 14 is the oval ring mating with flange 71, and sealing ring 72 is O RunddichtringO.
Entrance 11 on housing is than outlet 12 height, and as shown in Figure 1, entrance 11 is than the upper port of the more close bucket 1 of outlet 12.
Entrance 11 on housing is and is bent upwards shape and guides fluid to enter obliquely to filter in cavity 13.
On housing, be connected with ascending pipe 8 and discharge pipe 9, entrance 11 is formed at the intersection of ascending pipe 8 and housing, and outlet 12 is formed at the intersection of discharge pipe 9 and housing, is equipped with Pressure gauge and cock 10 on ascending pipe 8 and discharge pipe 9.
The cargo oil system design of the utility model based on ocean multi-purpose cargo ship, cargo oil system is all equipped with rotor formula flowmeter.Be subject to rock and produce misoperation for existing float switch, the utility model is selected ball check valve, and this ball float relies on buoyancy to move completely, there is no connecting rod actuating mechanism, can not get rusty, also can be failure to actuate by impurity clamping stagnation; Bucket formula filter basket is improved, be designed to ramp type filter basket, and increase sealing ring, circulation area is larger, and disturbance is little, and more compact structure is not understood interior leakage yet; Degaussing gear and the filter function of cooling down are combined to a filter, and compact conformation is easy to maintenance; Optimize the designs such as housing, filter basket structure, sealing, make compact conformation, reliable operation, is convenient to check, easy to maintenance.Ascending pipe is and is bent upwards shape with the entrance of the upper curved intersection that is ascending pipe and housing, is convenient to drainage.Discharge pipe is lower than ascending pipe, is beneficial to liquid and forms arc runner in filtration cavity, better allows gas fully discharge.
Operation principle of the present utility model:
Fluid enters filtration cavity from ascending pipe, because entrance is bent upwards drainage, fluid can be moved upward, free air and dissolved gas in fluid are fully come out, fluid is by the filtration of inclined-plane filter basket and bar magnet, and clean fluid is discharged housing through discharge pipe.
In the time that fluid constantly passes through gas-removing filter, the air accumulation coming out is filtering the upper space of cavity, form gas-liquid interface, when gas-liquid interface constantly declines, ball float buoyancy reduces, vent valve is opened, and filters the gas on cavity top and discharges from exhaust outlet from feed liquor, the air inlet of valve body enter container cavity; In exhaust process, liquid level rises gradually, and ball float buoyancy increases, last ball float shutoff exhaust outlet and make vent valve in closed condition.
When the impurity in filter basket increases, by checking that manometric pressure reduction changes, and can judge whether this clean filter basket.
Claims (10)
1. a gas-removing filter, comprise housing, filter net device and vent valve, housing is provided with entrance (11) and outlet (12), and entrance (11) and outlet (12) are communicated with the filtration cavity (13) being arranged in housing, filter net device is arranged on and filters in cavity (13), it is characterized in that:
This vent valve comprises the valve body being fixedly linked with housing, valve body is provided with exhaust outlet (21) and feed liquor, air inlet (22), and exhaust outlet (21) and feed liquor, air inlet (22) is communicated with the container cavity (23) being arranged in valve body, feed liquor, air inlet (23) is placed in and filters in cavity (13) and the two connection, exhaust outlet (21) is positioned at feed liquor, the top of air inlet (22), in container cavity (23), be placed with the ball float (3) that can shift one's position with gas-liquid interface (H) height filtering in cavity, the diameter of ball float (3) is greater than the internal diameter of exhaust outlet (21),
When filter in cavity (13) gas-liquid interface (H) rising time, ball float (3) shutoff exhaust outlet (21) and make vent valve in closed condition;
In the time that the gas-liquid interface (H) in filtration cavity (13) reduces, ball float (3) leaves exhaust outlet (21) and makes vent valve in open mode.
2. a kind of gas-removing filter according to claim 1, is characterized in that: filter in cavity (13), be provided with can eliminate fluid in the degaussing gear of magnetisable material.
3. a kind of gas-removing filter according to claim 2, it is characterized in that: housing comprises bucket (1) and bung (4), bung (4) is arranged on the upper port place of bucket (1), the sidewall of bucket (1) is located in entrance (11) and outlet (12), bung (4) is provided with and the first through hole (41) that filters cavity (13) and be communicated with, valve body comprises valve gap (2) and lower casing (5), valve gap (2) is fixedly mounted on upper also cap seal the first through hole (41) of bung (4), lower casing (5) is fixedly mounted on valve gap (2) above and lower casing (5) stretches into and filters in cavity (13) through the first through hole (41), exhaust outlet (21) is located on valve gap (2), feed liquor, air inlet (22) and container cavity (23) are located on lower casing (5).
4. a kind of gas-removing filter according to claim 3, it is characterized in that: valve gap (2) is T-shaped and comprises the first ring flange (24) and along the axially extended projection of the first ring flange (25), the first ring flange (24) is connected with bung (4), projection (25) stretches in the first through hole (41), lower casing (5) comprises joint (51) and hemispherical shell (52), joint (51) is enclosed within outside projection (25) and is fixed together, feed liquor, air inlet (22) has multiple, multiple feed liquors, air inlet (22) is located on the wall of hemispherical shell (52), container cavity (23) is hemispherical.
5. a kind of gas-removing filter according to claim 3, it is characterized in that: bung (4) is provided with and the second through hole (42) that filters cavity (13) and be communicated with, degaussing gear comprises the second ring flange (6) and some bar magnets (61), one end of bar magnet (61) is fixed on the second ring flange (6), the other end of bar magnet (61) stretches into and filters in cavity (13) through the second through hole (42), and the second ring flange (6) is connected with bung (4) and cap seal the second through hole (42).
6. according to a kind of gas-removing filter described in any one claim in claim 1 to 5, it is characterized in that: filter net device comprises a barrel formula filter basket (7), on housing, be provided with support (14) in filtering cavity (13), it is upper that filter basket (7) is arranged on support (14) by the flange (71) of its upper end, is provided with sealing ring (72) between flange (14) and support.
7. a kind of gas-removing filter according to claim 6, it is characterized in that: filter basket upper end is inclined-plane (73), the low side on inclined-plane (73) is placed in the downside of entrance (11), the high-end upside that is placed in outlet (12) on inclined-plane (73), the flange (71) of filter basket upper end is oval ring, support (14) is the oval ring mating with flange (71), and sealing ring (72) is O RunddichtringO.
8. according to a kind of gas-removing filter described in any one claim in claim 1 to 5, it is characterized in that: the entrance (11) on housing is than outlet (12) height.
9. according to a kind of gas-removing filter described in any one claim in claim 1 to 5, it is characterized in that: the entrance (11) on housing is and is bent upwards shape and guides fluid to enter obliquely to filter in cavity (13).
10. according to a kind of gas-removing filter described in any one claim in claim 1 to 5, it is characterized in that: on housing, be connected with ascending pipe (8) and discharge pipe (9), entrance (11) is formed at the intersection of ascending pipe (8) and housing, outlet (12) is formed at the intersection of discharge pipe (9) and housing, is equipped with Pressure gauge and cock (10) on ascending pipe (8) and discharge pipe (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420159381.3U CN203862007U (en) | 2014-04-02 | 2014-04-02 | Air-removed filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420159381.3U CN203862007U (en) | 2014-04-02 | 2014-04-02 | Air-removed filter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203862007U true CN203862007U (en) | 2014-10-08 |
Family
ID=51642998
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420159381.3U Expired - Fee Related CN203862007U (en) | 2014-04-02 | 2014-04-02 | Air-removed filter |
Country Status (1)
| Country | Link |
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| CN (1) | CN203862007U (en) |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104874479A (en) * | 2015-06-02 | 2015-09-02 | 重庆国际复合材料有限公司 | Glass fiber impregnating compound iron removing and filter device |
| CN105964402A (en) * | 2016-06-22 | 2016-09-28 | 中船黄埔文冲船舶有限公司 | Electromagnetic oil purifying device |
| CN106194904A (en) * | 2016-09-29 | 2016-12-07 | 安徽合力股份有限公司 | A kind of hydraulic transmission box testing stand uses filter online |
| CN106744623A (en) * | 2017-01-12 | 2017-05-31 | 郑州盈嘉石油工程技术有限公司 | A kind of skid-mounted type quantifying and loading control station |
| CN108478904A (en) * | 2018-04-28 | 2018-09-04 | 京东方科技集团股份有限公司 | A kind of exhaust component and conduit and syringe including it |
| CN108759959A (en) * | 2018-08-08 | 2018-11-06 | 合肥精都机电仪表有限公司 | A kind of air separator with anti-channeling bit function |
| CN111663931A (en) * | 2020-06-16 | 2020-09-15 | 中国地质大学（武汉） | Portable three-phase separation device for drainage port of coal-bed gas well and measurement method |
| CN112915625A (en) * | 2021-02-24 | 2021-06-08 | 范龙飞 | Air-removing filter |
| CN114832443A (en) * | 2022-04-06 | 2022-08-02 | 合肥精祥仪表有限公司 | High-efficient filterable filter that disappears |
| CN114929361A (en) * | 2019-10-29 | 2022-08-19 | 沃尔沃卡车集团 | Filter cartridge for liquids such as fuel having an upper end plate including an automatic degassing valve |
| CN115234705A (en) * | 2022-09-22 | 2022-10-25 | 西安热工研究院有限公司 | Throttle valve with good vibration resistance |
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2014
- 2014-04-02 CN CN201420159381.3U patent/CN203862007U/en not_active Expired - Fee Related
Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104874479A (en) * | 2015-06-02 | 2015-09-02 | 重庆国际复合材料有限公司 | Glass fiber impregnating compound iron removing and filter device |
| CN105964402A (en) * | 2016-06-22 | 2016-09-28 | 中船黄埔文冲船舶有限公司 | Electromagnetic oil purifying device |
| CN106194904A (en) * | 2016-09-29 | 2016-12-07 | 安徽合力股份有限公司 | A kind of hydraulic transmission box testing stand uses filter online |
| CN106744623A (en) * | 2017-01-12 | 2017-05-31 | 郑州盈嘉石油工程技术有限公司 | A kind of skid-mounted type quantifying and loading control station |
| WO2019205884A1 (en) * | 2018-04-28 | 2019-10-31 | 京东方科技集团股份有限公司 | Exhaust component, and catheter and injector comprising same |
| CN108478904A (en) * | 2018-04-28 | 2018-09-04 | 京东方科技集团股份有限公司 | A kind of exhaust component and conduit and syringe including it |
| CN108478904B (en) * | 2018-04-28 | 2020-12-22 | 京东方科技集团股份有限公司 | Exhaust part and guide pipe and injector comprising same |
| US11389592B2 (en) | 2018-04-28 | 2022-07-19 | Hefei Boe Optoelectronics Technology Co., Ltd. | Venting component, catheter and syringe including the same |
| CN108759959A (en) * | 2018-08-08 | 2018-11-06 | 合肥精都机电仪表有限公司 | A kind of air separator with anti-channeling bit function |
| CN108759959B (en) * | 2018-08-08 | 2024-03-22 | 合肥精都机电仪表有限公司 | Air eliminator with anti-channeling function |
| CN114929361A (en) * | 2019-10-29 | 2022-08-19 | 沃尔沃卡车集团 | Filter cartridge for liquids such as fuel having an upper end plate including an automatic degassing valve |
| CN111663931A (en) * | 2020-06-16 | 2020-09-15 | 中国地质大学（武汉） | Portable three-phase separation device for drainage port of coal-bed gas well and measurement method |
| CN112915625A (en) * | 2021-02-24 | 2021-06-08 | 范龙飞 | Air-removing filter |
| CN114832443A (en) * | 2022-04-06 | 2022-08-02 | 合肥精祥仪表有限公司 | High-efficient filterable filter that disappears |
| CN115234705A (en) * | 2022-09-22 | 2022-10-25 | 西安热工研究院有限公司 | Throttle valve with good vibration resistance |
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