CN206770966U - Petroleum vapor recovery floating ball one-way valve and device for recovering oil and gas - Google Patents

Petroleum vapor recovery floating ball one-way valve and device for recovering oil and gas Download PDF

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Publication number
CN206770966U
CN206770966U CN201720658073.9U CN201720658073U CN206770966U CN 206770966 U CN206770966 U CN 206770966U CN 201720658073 U CN201720658073 U CN 201720658073U CN 206770966 U CN206770966 U CN 206770966U
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valve body
cavity
valve
floating ball
heat exchange
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CN201720658073.9U
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赵云
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Jiangsu Xinjiuyang Environmental Protection Equipment Technology Co Ltd
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Jiangsu Xinjiuyang Environmental Protection Equipment Technology Co Ltd
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Abstract

The utility model provides a kind of petroleum vapor recovery floating ball one-way valve and device for recovering oil and gas, is related to the technical field of petrochemical equipment, including valve seat, the first valve body, the second valve body, spheroid and heat exchange interface;The first cavity for oil gas sedimentation is formed in first valve body;The second cavity for heat exchange is formed between second valve body and the first valve body;Heat exchange interface connects with the side wall of the second valve body, for the cold and hot exchange in the first cavity, to control the temperature in the first cavity to be in temperature constant state, it is arranged at by spheroid in the first cavity, oil gas after liquefaction can be by settling, so as to the one-way flow by spheroid by entrance point to the port of export from static pressure;Solves traditional liquid seal can present in prior art, extraneous consumption is big, easy to aging caused by float-type liquid releasing valve, service life is short, dependence is strong, the technical problem more than affiliated facility, realize it is simple in construction, cheap, and without extraneous consumption, the technique effect grown without extraneous affiliated facility, service life.

Description

Petroleum vapor recovery floating ball one-way valve and device for recovering oil and gas
Technical field
Petrochemical equipment technical field is the utility model is related to, more particularly, to a kind of petroleum vapor recovery floating ball one-way valve and oil gas Retracting device.
Background technology
Petroleum vapor recovery, refer to by production, transport, handling oil product and to group refueling during, by the oil gas of volatilization Collect, then by the related technological means such as absorption and sorption, condensation, be allowed to change into the oil product of liquid again, so as to reach To environmental protection, the purpose recycled.Condensation process largely is used in main flow gas recovery system for oil at present, the technique is condensing During liquefaction reclaim each kind oil product, while the moisture contained in blau gas.Due to the oil product and coolant-temperature gage of condensation liquefaction Relatively low, common temperature is between 5 DEG C~-40 DEG C, and under this low-temperature condition, the fluid oil of low temperature can be directly by water system therein Ice is so as to blocking liquid line.In addition, in device for recovering oil and gas running, exported in the liquid line with centrifugal blower Blast, to prevent from collaborating between each heat exchanger, temporary storage tank, press phenomena such as rushing, need to using one-way cock by the pipeline with it is other Position one-way isolation.
Petroleum vapor recovery check valve of the prior art mainly includes:Liquid seal can or liquid sealing pipe and float-type liquid releasing valve.
Wherein, liquid seal can or liquid sealing pipe are the unidirectional facilities of conventional static pressure type, using law of connected vessels, utilize liquid itself Static pressure isolation pipeline two end, when liquid seal can or liquid sealing pipe liquid level go up and reach static pressure, surplus liquid passes through opposite side naturally Discharged;To prevent liquid seal can or liquid sealing pipe occurs that ice is stifled, frozen block phenomenon, typically using explosion-proof electric tracing to liquid seal can or Person's liquid sealing pipe is incubated after being wound.
Float-type liquid releasing valve is the density contrast using liquid and gas, by changes in liquid level, drives float lifting Flap is turned on and off, and reaches choke discharge opeing purpose.The degree of supercooling of drain valve is small, not by the shadow of operating pressure and temperature change Ring, there is liquid to arrange, the technology is simple, and unidirectional efficiency is higher.
But liquid seal can or liquid sealing pipe occur that pressure becomes in system in device for recovering oil and gas in operation in the prior art Change, liquid in liquid seal can or liquid sealing pipe can be dispelled when pressure is larger and lose single effect;The other technology needs Extraneous power supply supply, certain power consumption is produced, and explosion-proof electric-heating belt runs influence easy to aging under low-temperature condition and used Cycle is, it is necessary to regularly replace.For float-type liquid releasing valve, use can have that serious ice is stifled, freezes under petroleum vapor recovery low temperature environment Stifled phenomenon, to solve such phenomenon, typically uses explosion-proof electric tracing or steam pipe line winding method to maintain float-type liquid releasing valve Valve temperature.So as to produce extraneous power consumption or steam consumption;Steam pipe line especially is needed during especially with steam tracing, is subtracted Pressure, the attached measure of section temperature etc., and influence device for recovering oil and gas in the case where the dead status such as occurs overhauling in steam pipe system and need to disable.
Utility model content
The purpose of this utility model is to provide a kind of petroleum vapor recovery floating ball one-way valve and device for recovering oil and gas, to solve Traditional liquid seal can or liquid sealing pipe present in prior art, extraneous consumption is big, easy to aging caused by float-type liquid releasing valve, uses Cycle is short, dependence is strong, the technical problem more than affiliated facility.
A kind of petroleum vapor recovery floating ball one-way valve provided by the utility model, including:Valve seat, the first valve body, the second valve body, ball Body and heat exchange interface;
Valve seat is connected with the first valve body, and the first cavity for oil gas sedimentation is formed in the first valve body;First valve body is remote One end of valve seat is provided with entrance point, and valve seat and the first valve body junction are provided with the port of export, and the exit passageway of the port of export passes through Wear valve seat;
Spheroid is arranged in the first cavity, and spheroid is close to the port of export, for controlling liquid by entrance point to the port of export One-way flow;
Second valve body is arranged at the outside of the first valve body, and the second valve body is connected with valve seat, the second valve body and the first valve body Between form the second cavity for heat exchange;
Heat exchange interface connects with the side wall of the second valve body, for the cold and hot exchange in the second cavity, to control the first cavity Interior temperature is in temperature constant state.
Further, valve seat and the first valve body junction are provided with seepage component, and seepage component is provided with weepage holes, seepage Component is bonded with spheroid, for controlling liquid to be flowed out by the port of export.
Further, the second cavity includes the second left chamber body and the second right chamber body, the second left chamber body and the second right chamber body point The both sides of valve seat are not arranged at.
Further, heat exchange interface includes the first heat exchange interface and the second heat exchange interface, the first heat exchange interface and second left side Cavity connects, the second heat exchange interface and the connection of the second right chamber body.
Further, a kind of petroleum vapor recovery floating ball one-way valve provided by the utility model, in addition to cover net;
Cover net is arranged between entrance point and spheroid, and cover net is connected with the first valve body;
Cover guard is entered in the first cavity, to control liquid to enter the first chamber outside spheroid for filtered fluid Internal speed.
Further, the circlip for sealing is provided between cover net and the first valve body.
Further, a kind of petroleum vapor recovery floating ball one-way valve provided by the utility model, in addition to bonnet and middle road pad;
Bonnet is arranged at the one end of the second valve body away from valve seat, and middle road pad is arranged between bonnet and the second valve body, valve Lid is connected with the second valve body.
Further, bonnet is detachably connected with the second valve body;
The 3rd cavity for entering the first cavity for keeping in liquid, the 3rd cavity and entrance point are formed between bonnet and cover net Connection.
Further, the material of valve seat, the first valve body, the second valve body, spheroid and bonnet is Steel material.
A kind of device for recovering oil and gas provided by the utility model, including oil gas heat exchanger, refrigeration unit, temporary storage tank and described Petroleum vapor recovery floating ball one-way valve;
Oil gas heat exchanger is connected with entrance point, for controlling oil gas to liquefy, so that liquid is entered in the first cavity;
Refrigeration unit is connected with oil gas heat exchanger and heat exchange interface respectively, for by the heat transfer of oil gas heat exchanger to changing At hot interface, to control the heat exchange in the second cavity;
Temporary storage tank connects with the port of export, for collecting the oil gas liquid after liquefying.
Petroleum vapor recovery floating ball one-way valve provided by the utility model, including:Valve seat, the first valve body, the second valve body, spheroid and Exchange heat interface;Valve seat is connected with the first valve body, and the first cavity for oil gas sedimentation is formed in the first valve body;First valve body is remote One end of valve seat is provided with entrance point, and valve seat and the first valve body junction are provided with the port of export, and the exit passageway of the port of export passes through Wear valve seat;Second valve body is arranged at the outside of the first valve body, and the second valve body is connected with valve seat, the second valve body and the first valve body it Between form the second cavity for heat exchange;Heat exchange interface connects with the side wall of the second valve body, for the cold and hot friendship in the second cavity Change, to control the temperature in the first cavity to be in temperature constant state, the position of the first valve body and the second valve body is fixed by valve seat, with And be arranged at by spheroid in the first cavity, and spheroid is close to the port of export, the oil gas after liquefaction can by being settled from static pressure, So as to the one-way flow by spheroid by entrance point to the port of export;In addition, the liquid by setting steady temperature in the second cavity Body, so as to carry out heat exchange by the side wall of the first valve body, the temperature in the first cavity is ensure that, is solved in the prior art Extraneous consumption is big, easy to aging caused by existing traditional liquid seal can or liquid sealing pipe, float-type liquid releasing valve, service life is short, according to Technical problem more than Lai Xingqiang, affiliated facility, realize it is simple in construction, cheap, and without external world's consumption, without extraneous attached The technique effect of facility, service life length.
Brief description of the drawings
, below will be right in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art The required accompanying drawing used is briefly described in embodiment or description of the prior art, it should be apparent that, describe below In accompanying drawing be some embodiments of the present utility model, for those of ordinary skill in the art, do not paying creativeness On the premise of work, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is the overall structure diagram for the petroleum vapor recovery floating ball one-way valve that the utility model embodiment provides;
Fig. 2 is the partial enlargement structural representation for the petroleum vapor recovery floating ball one-way valve that the utility model embodiment provides;
Fig. 3 is the process chart for the device for recovering oil and gas that the utility model embodiment provides;
Fig. 4 is the device for recovering oil and gas FB(flow block) that the utility model embodiment provides.
Icon:100- valve seats;The valve bodies of 200- first;The valve bodies of 300- second;400- spheroids;500- heat exchange interfaces;600- enters Mouth end;The 700- ports of export;800- seepage components;801- weepage holes;900- cover nets;110- circlips;120- bonnets;In 130- Road pad;140- oil gas heat exchangers;150- refrigeration units;160- petroleum vapor recovery floating ball one-way valves;170- temporary storage tanks.
Embodiment
The technical solution of the utility model is clearly and completely described below in conjunction with accompanying drawing, it is clear that described Embodiment is the utility model part of the embodiment, rather than whole embodiments.Based on the embodiment in the utility model, sheet The every other embodiment that field those of ordinary skill is obtained under the premise of creative work is not made, belongs to this practicality Novel protected scope.
, it is necessary to explanation in description of the present utility model, such as occur term " " center ", " on ", " under ", " left side ", " right side ", " vertical ", " level ", " interior ", " outer " etc., orientation or position relationship indicated by it be based on orientation shown in the drawings or Position relationship, it is for only for ease of description the utility model and simplifies description, rather than indicates or imply signified device or member Part must have specific orientation, with specific azimuth configuration and operation, therefore it is not intended that to limitation of the present utility model. In addition, such as there is term " first ", " second ", " the 3rd " are only used for describing purpose, and it is not intended that instruction or implying relative Importance.
, it is necessary to which explanation, unless otherwise clearly defined and limited, term such as occurs in description of the present utility model " installation ", " connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or one Connect body;Can be mechanical connection or electrical connection;Can be joined directly together, can also be indirect by intermediary It is connected, can is the connection of two element internals.For the ordinary skill in the art, on being understood with concrete condition State concrete meaning of the term in the utility model.
Fig. 1 is the overall structure diagram for the petroleum vapor recovery floating ball one-way valve that the present embodiment provides;Wherein, spheroid 400 by Float state is in the reason for blau gas.
Fig. 2 is the partial enlargement structural representation for the petroleum vapor recovery floating ball one-way valve that the present embodiment provides;Wherein, weepage holes 801 are arranged on seepage component 800.
Fig. 3 is the process chart for the device for recovering oil and gas that the present embodiment provides.
Fig. 4 is the device for recovering oil and gas FB(flow block) that the present embodiment provides;Wherein, refrigeration unit 150 and oil gas heat exchanger 140 realize that heat exchanges.
A kind of petroleum vapor recovery floating ball one-way valve that the present embodiment provides, including:Valve seat 100, the first valve body 200, the second valve Body 300, spheroid 400 and heat exchange interface 500;Valve seat 100 is connected with the first valve body 200, is formed in the first valve body 200 for oil gas First cavity of sedimentation;First one end of valve body 200 away from valve seat 100 is provided with entrance point 600, the valve body of valve seat 100 and first 200 junctions are provided with the port of export 700, and the exit passageway of the port of export 700 runs through valve seat 100;Spheroid 400 is arranged at the first chamber In vivo, and spheroid 400 is close to the port of export 700, for controlling one-way flow of the liquid by entrance point 600 to the port of export 700;The Two valve bodies 300 are arranged at the outside of the first valve body 200, and the second valve body 300 is connected with valve seat 100, the second valve body 300 and first The second cavity for heat exchange is formed between valve body 200;Heat exchange interface 500 connects with the side wall of the second valve body 300, for second Cold and hot exchange in cavity, to control the temperature in the first cavity to be in temperature constant state.
Wherein, the connected mode of valve seat 100 and the first valve body 200 can have a variety of, such as:Welding, riveting, bonding etc., It is preferred that the connected mode of the valve body 200 of valve seat 100 and first is welding.
Preferably, the connected mode of the valve body 300 of valve seat 100 and second is welding.
Heat exchange interface 500 and the second valve body 300 connected mode can have it is a variety of, such as:Welding, riveting, bonding etc., compared with Goodly, the connected mode of the heat exchange valve body 300 of interface 500 and second is welding.
Detailed process, heat exchange interface 500 connects with refrigeration unit 150, by being exchanged heat for the liquid of the second cavity, So that the second cavity is exchanged heat with the blau gas in the first cavity so that temperature constant state, energy are constantly in the first cavity Enough reach the unidirectional efficiency of check valve, and disclosure satisfy that low-temperature condition uses.
The petroleum vapor recovery floating ball one-way valve that the present embodiment provides, including:Valve seat 100, the first valve body 200, the second valve body 300th, spheroid 400 and heat exchange interface 500;Valve seat 100 is connected with the first valve body 200, is formed in the first valve body 200 and is sunk for oil gas First cavity of drop;First one end of valve body 200 away from valve seat 100 is provided with entrance point 600, the valve body 200 of valve seat 100 and first Junction is provided with the port of export 700, and the exit passageway of the port of export 700 runs through valve seat 100;Second valve body 300 is arranged at first The outside of valve body 200, and the second valve body 300 is connected with valve seat 100, is formed and is used between the second valve body 300 and the first valve body 200 Second cavity of heat exchange;Heat exchange interface 500 connects with the side wall of the second valve body 300, for the cold and hot exchange in the second cavity, with Control the temperature in the first cavity to be in temperature constant state, the position of the first valve body 200 and the second valve body 300 is fixed by valve seat 100 Put, and be arranged at by spheroid 400 in the first cavity, and spheroid 400 is close to the port of export 700, the oil gas after liquefaction can be with By being settled from static pressure, so as to the one-way flow by spheroid 400 by entrance point 600 to the port of export 700;In addition, by The liquid of steady temperature is set in two cavitys, so as to carry out heat exchange by the side wall of the first valve body 200, ensure that the first chamber Internal temperature, solve traditional liquid seal can or liquid sealing pipe present in prior art, the external world caused by float-type liquid releasing valve Consume that big, easy to aging, service life is short, dependence is strong, the technical problem more than affiliated facility, realize simple in construction, low cost It is honest and clean, and without extraneous consumption, the technique effect grown without extraneous affiliated facility, service life.
On the basis of above-described embodiment, further, the valve seat for the petroleum vapor recovery floating ball one-way valve that the present embodiment provides 100 and the junction of the first valve body 200 be provided with seepage component 800, seepage component 800 is provided with weepage holes 801, seepage component 800 are bonded with spheroid 400, for controlling liquid to be flowed out by the port of export 700.
Wherein, the junction of seepage component 800 and spheroid 400 is provided with concave panel so that spheroid 400 and seepage component 800 fittings completely, ensure that the unidirectional efficiency of check valve.
Further, the second cavity includes the second left chamber body and the second right chamber body, the second left chamber body and the second right chamber body point The both sides of valve seat 100 are not arranged at.
Further, the interface 500 that exchanges heat includes the first heat exchange interface and the second heat exchange interface, the first heat exchange interface and second Left chamber body connects, the second heat exchange interface and the connection of the second right chamber body.
Wherein, because the second valve body 300 welds with valve seat 100, so the second cavity is distinguished the second left chamber body by valve seat 100 With the second right chamber body so that the second left chamber body and the second right chamber body individualism, so as to be changed by the first heat exchange interface and second Hot interface connects with the second left chamber body and the second right chamber body respectively, more ensure that the heat exchange efficiency of the second cavity, and second The independence of left chamber body and the second right chamber body so that the heat transfer effect of the second cavity is more preferable.
The petroleum vapor recovery floating ball one-way valve that the present embodiment provides, the valve of valve seat 100 and first is arranged at by seepage component 800 The junction of body 200, the unidirectional efficiency of check valve is ensure that, and protected by the second left chamber body and the second right chamber body individualism The heat exchange efficiency of the second cavity has been demonstrate,proved, and make it that the second cavity heat transfer effect is more preferable.
On the basis of above-described embodiment, further, a kind of petroleum vapor recovery floating ball one-way valve that the present embodiment provides, also Including cover net 900;Cover net 900 is arranged between entrance point 600 and spheroid 400, and cover net 900 is connected with the first valve body 200;Cover Net 900 is covered at outside spheroid 400, is entered to for filtered fluid in the first cavity, to control liquid to enter in the first cavity Speed.
Further, the circlip 110 for sealing is provided between the valve body 200 of cover net 900 and first.
Wherein, cover net 900 is arranged between entrance point 600 and spheroid 400, so as to which the oil gas after liquefying passes through entrance point 600 enter the top of cover net 900, are entered by filtering cover net 900 in the first cavity, so as to by the oil gas after liquefaction Outside debris or the water vapor filtering of icing to cover net 900, it ensure that the oil gas after liquefaction is not in big ice cube, reduce Ice blocks up, the possibility of frozen block.
Further, a kind of petroleum vapor recovery floating ball one-way valve that the present embodiment provides, in addition to bonnet 120 and middle road pad 130;Bonnet 120 is arranged at second one end of valve body 300 away from valve seat 100, and middle road pad 130 is arranged at bonnet 120 and second Between valve body 300, bonnet 120 is connected with the second valve body 300.
Further, bonnet 120 is detachably connected with the second valve body 300;Formed and be used between bonnet 120 and cover net 900 Temporary liquid enters the 3rd cavity of the first cavity, and the 3rd cavity connects with entrance point 600.
Wherein, the annexation of bonnet 120 and the second valve body 300 can be a variety of, such as:It is bolted, passes through Elastic bumps connect, connected by flange etc., it is preferred that the annexation of bonnet 120 and the second valve body 300 is to be connected by bolt Connect.
When passing through cover net 900 due to liquid, the situation of slow seepage is had, it is temporary so as to be played by the 3rd cavity Liquid enters the effect of the first cavity.
Further, the material of valve seat 100, the first valve body 200, the second valve body 300, spheroid 400 and bonnet 120 is steel Material.
Preferably, valve seat 100, the first valve body 200, the second valve body 300, the equal stainless steel of the material of spheroid 400 and bonnet 120 Material;So that valve seat 100, the first valve body 200, the second valve body 300, spheroid 400 and bonnet 120 are more corrosion-resistant and ageing-resistant.
The petroleum vapor recovery floating ball one-way valve that the present embodiment provides, is connected by bonnet 120 with the second valve body 300, so that The 3rd cavity for entering the first cavity for keeping in liquid is formed between bonnet 120 and cover net 900, ensure that liquid enters the Stability and sealing in one cavity so that design is more reasonable, more practical.
A kind of device for recovering oil and gas that the present embodiment provides, including oil gas heat exchanger 140, refrigeration unit 150, temporary storage tank 170 and described petroleum vapor recovery floating ball one-way valve 160;Oil gas heat exchanger 140 is connected with entrance point 600, for controlling oil-gas-liquid Change, so that liquid is entered in the first cavity;Refrigeration unit 150 is connected with oil gas heat exchanger 140 and heat exchange interface 500 respectively, At interface 500 that the heat transfer of oil gas heat exchanger 140 extremely exchanges heat, to control the heat exchange in the second cavity;It is temporary Tank 170 connects with the port of export 700, for collecting the oil gas liquid after liquefying.
Detailed process:Oil gas liquefies after the condensing heat-exchange of refrigeration unit 150, needs to sink from static pressure after fluid oil liquefaction Drop, but gaseous state carries malleation in oil gas heat exchanger 140, to prevent from collaborating, pressing punching, need to pass through check valve heel row to temporary storage tank 170; Petroleum vapor recovery floating ball one-way valve 160, by changes in liquid level, opens the lifting of spheroid 400 using liquid and the density contrast of gas Open or close, reach unidirectional choke discharge opeing purpose;Second cavity is imported and exported with thermal source in petroleum vapor recovery floating ball one-way valve 160, Thermal source is liquid, and from 150 condensed liquid of refrigeration unit, the thermostatic is at 30 DEG C -35 DEG C or so, and flow velocity energy Enough meet heat transfer effect.
Wherein, heat exchange interface 500 is connected with the corresponding high-temperature low-pressure side of refrigeration unit 150, is transported when the refrigeration unit 150 starts During row, the oil gas heat exchanger 140 freezes, and oil gas is liquefied, and now refrigeration unit 150 delivers heat to heat exchange interface 500, makes All the time in anti-icing stifled, frozen block temperature environment in first cavity;In addition, cold caused by petroleum vapor recovery floating ball one-way valve 160 is same When taken away by the refrigerant circulation of refrigeration unit 150, refrigeration unit 150 is using the part cold, to the refrigeration of refrigeration unit 150 Booster action is played in the expansion evaporation front end of workflow, so as to reach cryogenic energy utilization, increases the effect of evaporation efficiency.
Preferably, oil gas heat exchanger 140 is connected with entrance point 600 by flange, refrigeration unit 150 and heat exchange interface 500 Connected by flange, temporary storage tank 170 is connected with the port of export 700 by flange.
The device for recovering oil and gas that the present embodiment provides, it is corresponding petroleum vapor recovery floating ball one-way valve by refrigeration unit 150 160 provide heats, and applying working condition is stable, reliable, and without it is extraneous provide electric power with steam consumption, without extraneous affiliated facility, So that cost reduces, solve traditional liquid seal can or liquid sealing pipe present in prior art, outer caused by float-type liquid releasing valve Boundary's consumption is big, easy to aging, service life is short, dependence is strong, the technical problem more than affiliated facility, realizes simple in construction, cost It is cheap, and without extraneous consumption, the technique effect grown without extraneous affiliated facility, service life.
Finally it should be noted that:Various embodiments above is only to illustrate the technical solution of the utility model, rather than it is limited System;Although the utility model is described in detail with reference to foregoing embodiments, one of ordinary skill in the art should Understand:It can still modify to the technical scheme described in foregoing embodiments, either to which part or whole Technical characteristic carries out equivalent substitution;And these modifications or replacement, the essence of appropriate technical solution is departed from this practicality newly The scope of each embodiment technical scheme of type.

Claims (10)

  1. A kind of 1. petroleum vapor recovery floating ball one-way valve, it is characterised in that including:Valve seat, the first valve body, the second valve body, spheroid and change Hot interface;
    The valve seat is connected with first valve body, and the first cavity for oil gas sedimentation is formed in first valve body;It is described The one end of first valve body away from the valve seat is provided with entrance point, and the valve seat is provided with outlet with the first valve body junction End, and the exit passageway of the port of export runs through the valve seat;
    The spheroid is arranged in first cavity, and the spheroid is close to the port of export, for controlling liquid by institute Entrance point is stated to the one-way flow of the port of export;
    Second valve body is arranged at the outside of first valve body, and second valve body is connected with the valve seat, and described The second cavity for heat exchange is formed between two valve bodies and first valve body;
    The heat exchange interface connects with the side wall of second valve body, for the cold and hot exchange in second cavity, with control Temperature in first cavity is in temperature constant state.
  2. 2. petroleum vapor recovery floating ball one-way valve according to claim 1, it is characterised in that the valve seat and first valve body Junction is provided with seepage component, and the seepage component is provided with weepage holes, and the seepage component is bonded with the spheroid, is used for Control liquid is flowed out by the port of export.
  3. 3. petroleum vapor recovery floating ball one-way valve according to claim 1, it is characterised in that it is left that second cavity includes second Cavity and the second right chamber body, the second left chamber body and the second right chamber body are respectively arranged at the both sides of the valve seat.
  4. 4. petroleum vapor recovery floating ball one-way valve according to claim 3, it is characterised in that the heat exchange interface changes including first Hot interface and second heat exchange interface, it is described first heat exchange interface connect with the second left chamber body, it is described second exchange heat interface with The second right chamber body connection.
  5. 5. according to the petroleum vapor recovery floating ball one-way valve described in claim any one of 1-4, it is characterised in that also including cover net;
    The cover net is arranged between the entrance point and the spheroid, and the cover net is connected with first valve body;
    The cover guard is entered in first cavity, to control liquid to enter outside the spheroid for filtered fluid Enter the speed in first cavity.
  6. 6. petroleum vapor recovery floating ball one-way valve according to claim 5, it is characterised in that the cover net and first valve body Between be provided with circlip for sealing.
  7. 7. petroleum vapor recovery floating ball one-way valve according to claim 6, it is characterised in that also including bonnet and middle road pad;
    The bonnet is arranged at the described one end of second valve body away from the valve seat, the middle road pad be arranged at the bonnet with Between second valve body, the bonnet is connected with second valve body.
  8. 8. petroleum vapor recovery floating ball one-way valve according to claim 7, it is characterised in that the bonnet and second valve body It is detachably connected;
    The bonnet and it is described cover net between formed for keep in liquid enter first cavity the 3rd cavity, the described 3rd Cavity connects with the entrance point.
  9. 9. petroleum vapor recovery floating ball one-way valve according to claim 7, it is characterised in that the valve seat, first valve body, The material of second valve body, the spheroid and the bonnet is Steel material.
  10. 10. a kind of device for recovering oil and gas, it is characterised in that including oil gas heat exchanger, refrigeration unit, temporary storage tank and such as claim Petroleum vapor recovery floating ball one-way valve described in any one of 1-9;
    The oil gas heat exchanger is connected with the entrance point, for controlling oil gas to liquefy, so that liquid enters to first chamber In vivo;
    The refrigeration unit is connected with the oil gas heat exchanger and the heat exchange interface respectively, for by the oil gas heat exchanger Heat transfer is to the heat exchange interface, to control the heat exchange in second cavity;
    The temporary storage tank connects with the port of export, for collecting the oil gas liquid after liquefying.
CN201720658073.9U 2017-06-07 2017-06-07 Petroleum vapor recovery floating ball one-way valve and device for recovering oil and gas Active CN206770966U (en)

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CN201720658073.9U CN206770966U (en) 2017-06-07 2017-06-07 Petroleum vapor recovery floating ball one-way valve and device for recovering oil and gas

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107084310A (en) * 2017-06-07 2017-08-22 江苏新久扬环保设备科技有限公司 Petroleum vapor recovery floating ball one-way valve and device for recovering oil and gas

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107084310A (en) * 2017-06-07 2017-08-22 江苏新久扬环保设备科技有限公司 Petroleum vapor recovery floating ball one-way valve and device for recovering oil and gas
CN107084310B (en) * 2017-06-07 2023-11-21 江苏新久扬环保设备科技有限公司 Oil gas recovery floating ball one-way valve and oil gas recovery device

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