CN205676196U - A kind of oilfield sewage treatment device - Google Patents

A kind of oilfield sewage treatment device Download PDF

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Publication number
CN205676196U
CN205676196U CN201620556585.XU CN201620556585U CN205676196U CN 205676196 U CN205676196 U CN 205676196U CN 201620556585 U CN201620556585 U CN 201620556585U CN 205676196 U CN205676196 U CN 205676196U
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CN
China
Prior art keywords
resin
level
tank
filter
valve
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Expired - Fee Related
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CN201620556585.XU
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Chinese (zh)
Inventor
刘枢
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Chongqing University of Science and Technology
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Chongqing University of Science and Technology
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Publication of CN205676196U publication Critical patent/CN205676196U/en
Expired - Fee Related legal-status Critical Current
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Abstract

The utility model discloses a kind of oilfield sewage treatment device, it including one-level resin container, second resin tank, inlet water lifting pumps, regeneration elevator pump, enter to filter grid sets and go out to filter grid sets, is provided with out filter guiding region, resin filter district in one-level resin container from top to bottom and enters to filter grid zone;Wherein, enter to filter grid sets identical with the structure going out to filter grid sets and be separately fixed in filter grid zone and resin filter district, entering to filter grid sets and going out to filter grid sets and all include running through the rotary shaft of one-level resin container tank body and by the fixing some Turbogrid plates on the rotating shaft of support, these Turbogrid plates are arranged in parallel;Resin filter district includes the installing rack being arranged in the middle part of one-level resin container and the resin filter element being fixed in installing rack, the utility model substantially prolongs the efficiency lost resin time in the case that flow of inlet water is constant, and bottom water inlet does not results in too big pumping pressure loss, has saved energy.

Description

A kind of oilfield sewage treatment device
Technical field
The utility model relates to technical field of sewage, is specially a kind of oilfield sewage treatment device.
Background technology
Viscous crude field commonly used steam injection heating exploitation method is recovered the oil, and injects water into steam boiler and superheated steam boiler Obtaining the saturated vapor of HTHP, then inject steam into oil reservoir to improve reservoir temperature and to reduce oil reservoir viscosity, Finally by oil production equipment, viscous crude is risen to ground.Substantial amounts of high temperature oil-polluted water is in thick oil filling steam heating power recovery process Produce.In order to economize on resources, high temperature oil-polluted water is generally recycled by current oil field, removes high temperature oil-polluted water Oil, oil removal purified treatment after obtain high temperature sewage, then carry out sofening treatment and obtain hot mastication sewage, it is directly used in Produce steam.Wherein, the softening process of high temperature sewage is more complicated, and construction investment and processing cost are high, and being that left and right is whole returns Receive utilization and process the key factor of technique.
Present domestic each elephant tenderizer has medicament tenderizer and ion-exchange, and part offshore platform uses film Method.Lime softening method can effectively reduce fouling composition and concentration of suspension in water, and can make the softened work of part water treatment agent Continuing in return-flow system after skill to recycle, milk of lime reacts with the carbonate hardness composition in water, the CaCO3 of generation indissoluble again Or Precipitation after Mg (OH) 2.Lime one soda softening technique is divided into cold lime and two kinds of techniques of hot lime.Cold lime softens work Skill is to carry out chemical reaction under conditions of water is temperature-resistant, and hot lime softening process refers to coolant-temperature gage in the future and improves, It is close to or higher than boiling point.Two techniques differ primarily in that its reaction speed and the solubility of CaCO3, Mg (OH) 2.Hot lime is soft Metallization processes is more in hgher efficiency than cold lime softening process.But the pressure needed for hot lime technology is very high, in addition it is also necessary to supplemental heat source pair Water is heated, and there are some safety problems.Ion-exchange, two-stage strong acid sodium ion exchange resin switching technology contains at height Being widely used in softening process in salt recovered water, first order resin bed removes major part hardness, second level resin The hardness being in trace in first order resin bed water outlet is all removed by bed, it is ensured that going out hardness of water is 0mg/L.Use NaCl again Raw, the method operating cost is relatively low, is therefore used widely, but the commonly used one-level of existing ion-exchange unit two grades is all Forward water inlet technique, presses resin very real, and backwash does not destroy resin level yet, because the oils containing in oilfield sewage and outstanding Float is piled up for a long time and be will result in resin and harden, and increases pressure reduction and further results in resin fragmentation, and exchange efficiency is greatly reduced, with When, a large amount of high saliferous regenerative wastewater that regeneration produces is again the difficult point processing.
Utility model content
The purpose of this utility model is to provide a kind of oilfield sewage treatment device, to solve to propose in above-mentioned background technology Problem.
For achieving the above object, the following technical scheme of the utility model offer:
A kind of oilfield sewage treatment device, including one-level resin container, second resin tank, inlet water lifting pumps, regeneration elevator pump, Enter to filter grid sets and go out to filter grid sets, be provided with out filter guiding region, resin filter district in one-level resin container from top to bottom and enter filter Grid zone;Wherein, grid sets is entered to filter identical with the structure going out to filter grid sets and be separately fixed at into filter grid zone and resin mistake In filter district, enter to filter grid sets and go out to filter grid sets and all include running through the rotary shaft of one-level resin container tank body and fixed by support Some Turbogrid plates on the rotating shaft, these Turbogrid plates are arranged in parallel;Resin filter district includes being arranged on one-level resin container The installing rack at middle part and the resin filter element being fixed in installing rack;Inlet water lifting pumps is divided into three tunnels after water intake ball valve, the One tunnel is connected bottom one-level resin container through water intaking valve under one-level tank, under the second two grades of tunnel tank at the bottom of liquid feed valve and second resin tank Portion connects, and the 3rd tunnel is connected with one-level resin container top through clear water Valve for washing, and enterprising through one-level tank upper water-out valve and two grades of tanks Water valve is connected with second resin tank top;Regeneration elevator pump, after regenerated liquid liquid feed valve, leads up to water intaking valve under one-level tank Being connected with bottom one-level resin container, another road liquid feed valve under two grades of tanks is connected with second resin pot bottom.
As the utility model further technical scheme, one-level resin container sidewall is provided with the dimension of corresponding installing rack Repair window.
As the utility model further technical scheme, before water intake ball valve, also has water inlet sample tap, in one-level Also has one-level tank water outlet sample tap, before tank upper water-out valve under the two grades of tanks being connected with second resin pot bottom after outlet valve also Have two grades of tank water outlet sample taps.
As the utility model further technical scheme, on one-level tank upper water-out valve and two grades of tanks between water intaking valve Pipeline, is connected with pollution discharge pond also by scum valve, is connected with pollution discharge pond by one-level tank down blow valve bottom one-level resin container, Second resin pot bottom is connected with pollution discharge pond by two grades of tank down blow valves.
Compared with prior art, the utility model is by arranging large volume one-level resin container, and fits into filter grid sets Carry out water velocity water conservancy diversion regulation with going out to filter grid sets, improve in the unit interval while volume taking full advantage of resin container The operating efficiency of resin filter element, substantially prolongs efficiency lost resin time, and bottom water inlet in the case that flow of inlet water is constant Do not result in too big pumping pressure loss, save energy.
Brief description
Fig. 1 is the structural representation of a kind of oilfield sewage treatment device of the utility model.
In figure: 1-regenerates elevator pump, 2-inlet water lifting pumps, 3-is intake sample tap, 4-water intake ball valve, 5-regenerated liquid feed liquor Valve, water intaking valve under 6-one-level tank, 7-one-level tank down blow valve, 8-pollution discharge pond, bis-grades of tank down blow valves of 9-, enter under bis-grades of tanks of 10- Liquid valve, outlet valve under bis-grades of tanks of 11-, 12-second resin tank, water intaking valve on bis-grades of tanks of 13-, 14-scum valve, 15-one-level tank Upper water-out valve, 16-one-level tank water outlet sample tap, 17-one-level resin container, 18-goes out to filter grid sets, 19-clear water Valve for washing, and 20-pacifies Shelving, 21-maintenance window, 22-enters to filter grid sets.
Detailed description of the invention
It is described in more detail below in conjunction with the technical scheme to this patent for the detailed description of the invention.
Referring to Fig. 1, a kind of oilfield sewage treatment device, including the 12nd, one-level resin container the 17th, second resin tank intakes lifting The 2nd, pump regenerates elevator pump and the 1st, enters to filter grid sets 22 and go out to filter grid sets 18, is provided with out filter from top to bottom and leads in one-level resin container 17 Flow district, resin filter district and enter to filter grid zone;Wherein, grid sets 22 is entered to filter identical with the structure going out to filter grid sets 18 and respectively It is fixed in filter grid zone and resin filter district, enter to filter grid sets 22 and go out to filter grid sets 18 and all include running through one-level resin container The rotary shaft of 17 tank bodies and by the fixing some Turbogrid plates 22 on the rotating shaft of support, these Turbogrid plates 2 are parallel to each other and set Put;Resin filter district includes the installing rack 20 being arranged in the middle part of one-level resin container 17 and the resin filter being fixed in installing rack 20 Core, is provided with the maintenance window 21 of corresponding installing rack 20 on one-level resin container 17 sidewall;
Inlet water lifting pumps 2 is divided into three tunnels after water intake ball valve 4, and the first via is through water intaking valve under one-level tank 6 and a grade resins Connecting bottom tank 17, under the second two grades of tunnel tank, liquid feed valve 10 is connected bottom second resin tank 12, and the 3rd tunnel is just washed through clear water Valve 19 is connected with one-level resin container 17 top, and through water intaking valve on one-level tank upper water-out valve 15 and two grades of tanks 13 and second resin tank 12 tops connect.
Regeneration elevator pump 1, after regenerated liquid liquid feed valve 5, leads up to water intaking valve 6 and one-level resin container 17 under one-level tank Bottom connects, and another road liquid feed valve 10 under two grades of tanks is connected bottom second resin tank 12.
Pipeline between water intaking valve 13 on one-level tank upper water-out valve 15 and two grades of tanks, also by scum valve 14 and pollution discharge pond Connect, be connected with pollution discharge pond 8 by one-level tank down blow valve 7 bottom one-level resin container 17, bottom second resin tank 12, pass through two Level tank down blow valve 9 is connected with pollution discharge pond.
Also had water inlet sample tap 3 before water intake ball valve 4, also have one-level tank to go out water sampling before one-level tank upper water-out valve 15 Mouth 16, also has two grades of tank water outlet sample taps under the two grades of tanks being connected with second resin pot bottom after outlet valve 11.
Normal softening flow process: sewage promotes power by inlet water lifting pumps 2, by water intake ball valve 4, water intaking valve under one-level tank 6 entrance one-level resin containers 17, control into filter grid sets 22 and the incline direction going out to filter grid sets 18, extend resin ion exchange Unit effective time, after ion exchange completes, by one-level tank upper water-out valve 15, on two grades of tanks, water intaking valve 13 is entered two grades by upper Resin container 12, is carried out further ion exchange in second resin tank, is left by outlet valve 11 under two grades of tanks with resin in tank Equipment.
By arranging large volume one-level resin container, and fit into filter grid sets and go out to filter grid sets and carry out water velocity and lead Stream regulation, improves the operating efficiency of resin filter element in the unit interval while volume taking full advantage of resin container, in water inlet Substantially prolongs the efficiency lost resin time in the case that flow is constant, and bottom water inlet does not results in too big pumping pressure loss, joint About energy.
Regeneration flow process: reused by resin regeneration after efficiency lost resin.
One-level tank regenerates: is 1. first vented residual sewage in one-level tank, is naturally emptied into blowdown by one-level tank down blow valve 7 Pond.2. entering regenerated liquid, regenerated liquid promotes power by regenerating elevator pump 1, by regenerated liquid liquid feed valve 5, then by under one-level tank Water intaking valve 6 is by lower entrance one-level resin container 17, and regenerated liquid and resin carry out regenerant ions exchange, by one-level tank at low flow rates Upper water-out valve 15, scum valve 203 enters pollution discharge pond, after regeneration completes, in tank regenerated liquid by one-level tank down blow valve 7 by Gravity is emitted into pollution discharge pond.3. clear water drip washing after softening, the clear water after softening through resin passes through inlet water lifting pumps 2, water intake ball valve 4, after clear water Valve for washing 19 is by upper entrance one-level resin container 17 drip washing, water enters pollution discharge pond by one-level tank down blow valve 7.
Two grades of tank regeneration: the 1st, backwash, resin container carrys out liquid and passes through inlet water lifting pumps 2, water intake ball valve 4, liquid feed valve under two grades of tanks 10 backwashes enter second resin tank, rinse out residual mechanical impurity in resin bed, and water intaking valve 13 on two grades of tanks is passed through in water outlet, on Blowoff valve 14 enters pollution discharge pond.2nd, be first vented residual sewage in second resin tank, by two grades of tank down blow valve 9 gravity empty into Pollution discharge pond.3rd, entering regenerated liquid, regenerated liquid promotes power by regenerating elevator pump 1, by regenerated liquid liquid feed valve 5, enters under two grades of tanks Liquid valve 10 enters two grades of tanks, and regenerated liquid and resin carry out regenerant ions exchange at low flow rates, by water intaking valve 13 on two grades of tanks, Scum valve 14 enters pollution discharge pond, and after regeneration completes, in tank, regenerated liquid is emitted into blowdown by two grades of tank down blow valves 9 by gravity Pond.4th, soften clear water drip washing, soften clear water and pass through inlet water lifting pumps 2, water intake ball valve 4, clear water Valve for washing 19, one-level tank upper water-out Valve 15, enters pollution discharge pond by two grades of tank down blow valves 9 after water intaking valve 13 enters two grades of tank drip washing on two grades of tanks.
Above the better embodiment of this patent is explained in detail, but this patent is not limited to above-mentioned embodiment party Formula, in the ken that one skilled in the relevant art is possessed, can also be on the premise of without departing from this patent objective Various changes can be made.

Claims (4)

1. an oilfield sewage treatment device, it is characterised in that include one-level resin container, second resin tank, inlet water lifting pumps, again Give birth to elevator pump, enter to filter grid sets and go out to filter grid sets, in one-level resin container, be provided with out filter guiding region, resin filter from top to bottom District and enter to filter grid zone;Wherein, grid sets is entered to filter identical with the structure going out to filter grid sets and be separately fixed at into filter grid zone With resin filter district, enter to filter grid sets and go out to filter grid sets and all include running through the rotary shaft of one-level resin container tank body and pass through The fixing some Turbogrid plates on the rotating shaft of support, these Turbogrid plates are arranged in parallel;Resin filter district includes being arranged on one Installing rack in the middle part of grade resins tank and the resin filter element being fixed in installing rack;Inlet water lifting pumps is divided into after water intake ball valve Three tunnels, the first via is connected bottom one-level resin container through water intaking valve under one-level tank, liquid feed valve and two grades under the second two grades of tunnel tank Connecting bottom resin container, the 3rd tunnel is connected with one-level resin container top through clear water Valve for washing, and through one-level tank upper water-out valve and two On level tank, water intaking valve is connected with second resin tank top;Regeneration elevator pump, after regenerated liquid liquid feed valve, leads up to one-level tank Lower water intaking valve is connected bottom one-level resin container, and another road liquid feed valve under two grades of tanks is connected with second resin pot bottom.
2. a kind of oilfield sewage treatment device according to claim 1, it is characterised in that set on one-level resin container sidewall There is the maintenance window of corresponding installing rack.
3. a kind of oilfield sewage treatment device according to claim 1, it is characterised in that also had before water intake ball valve into Water sampling mouth, also has one-level tank water outlet sample tap, at two grades be connected with second resin pot bottom before one-level tank upper water-out valve Two grades of tank water outlet sample taps are also had after outlet valve under tank.
4. a kind of oilfield sewage treatment device according to claim 1, it is characterised in that one-level tank upper water-out valve and two grades On tank, the pipeline between water intaking valve, is connected with pollution discharge pond also by scum valve, by row under one-level tank bottom one-level resin container Dirty valve is connected with pollution discharge pond, and second resin pot bottom is connected with pollution discharge pond by two grades of tank down blow valves.
CN201620556585.XU 2016-06-08 2016-06-08 A kind of oilfield sewage treatment device Expired - Fee Related CN205676196U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201620556585.XU CN205676196U (en) 2016-06-08 2016-06-08 A kind of oilfield sewage treatment device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201620556585.XU CN205676196U (en) 2016-06-08 2016-06-08 A kind of oilfield sewage treatment device

Publications (1)

Publication Number Publication Date
CN205676196U true CN205676196U (en) 2016-11-09

Family

ID=57434288

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201620556585.XU Expired - Fee Related CN205676196U (en) 2016-06-08 2016-06-08 A kind of oilfield sewage treatment device

Country Status (1)

Country Link
CN (1) CN205676196U (en)

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CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20161109

Termination date: 20170608