CN2364215Y - Annular water-finding instrument flow concentrating device - Google Patents
Annular water-finding instrument flow concentrating device Download PDFInfo
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- CN2364215Y CN2364215Y CN99208042U CN99208042U CN2364215Y CN 2364215 Y CN2364215 Y CN 2364215Y CN 99208042 U CN99208042 U CN 99208042U CN 99208042 U CN99208042 U CN 99208042U CN 2364215 Y CN2364215 Y CN 2364215Y
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- pump
- pressure release
- electromagnetic pump
- cross over
- electromagnetic
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Abstract
The utility model discloses an annular water detector flow collector which is used for measuring oil layers. The utility model comprises a closed tube and a flexible composite sealing bag arranged on the outer wall of the closed tube, wherein, the flexible composite sealing bag and the lower end of the closed tube are communicated through a hydraulic circuit composed of a pressurization and a decompression electromagnetic pumps. The utility model is characterized in that a plunger, a movable iron core and a coneheaded overflow valve core in the decompression electromagnetic pump are directly supported on a regulating spring and synchronously move under the action of electromagnetic force to open and close outlet and inlet sealing pairs. The utility model has the advantages that quick liquid discharge is realized, work efficiency is increased by 2-3 times, discharged liquid is used for cooling electromagnetic coils, service life is prolonged, when once the utility model is broken, overhaul is convenient, and the sealing bag is compressed to be tightly attached on the outer wall of the closed tube to avoid scrape when the sealing bag is lowered into a well.
Description
The utility model relates to a kind of oil well casing sealing and connecting device that oil reservoir is measured that is used for.
Chinese patent ZL97226005.6 discloses a kind of oil well casing sealing device that is used to measure each oil reservoir flow of oil well and composition, it comprises that downside has the cross over pipe of flow concentration hole, the oil well casing seal that is located on the cross over pipe outer wall and is connected with set hydraulic medium runner pipe in the cross over pipe, hydraulic medium runner pipe also communicate with the set hydraulic circuit of being made up of supercharging electromagnetic pump and pressure relief device in cross over pipe lower end.Wherein, said oil well casing seal is a flexible compound sealed bladder, said pressure relief device is one to have the pressure release electromagnetic pump of overflow safety valve, the pump case of the base of cross over pipe and supercharging electromagnetic pump is tightly connected, the bottom of supercharging electromagnetic pump is provided with valve seat, have axially extending bore in the valve seat, the side of valve seat has the inlet opening that communicates with its inner chamber, the pump case upper end of pressure release electromagnetic pump is tightly connected with the valve seat lower end, and the pump case bottom of pressure release electromagnetic pump has the fluid hole that communicates with pressure release magnetic pumping pump housing inner chamber.
Its shortcoming is that the pressure release electromagnetic pump is when being operated in positive half-wave, its plunger moves downward the elastic force that needs to overcome its support spring in the process and just can close the inlet seal on its top and pay, the exit seal of its underpart of performing fighting is paid, realize discharge opeing, the discharge opeing inefficiency needed to drain hydraulic medium in the pump in 7～8 minutes; Open in the pump bottom because of its liquid outlet again, outside the from top to bottom direct excavationg pump of the hydraulic medium in the pump, and the electromagnetic coil external surface in the pump burns out because of the easy heating of cooling that is not subjected to hydraulic medium, influences the application life of pressure release electromagnetic pump so that engagement positions; In case electromagnetic coil burn out and need to dismantle cross over pipe one by one, the supercharging electromagnetic pump just can overhaul, and keeps in repair very inconvenient.
The purpose of this utility model provides a kind of pressure release electromagnetic pump high efficiency, and long service life is overhauled annular water detector current collector easily.
The utility model is achieved in that a kind of annular water detector current collector, and it comprises that downside has the cross over pipe of flow concentration hole, the flexible compound sealed bladder that is located on the cross over pipe outer wall and is connected with set hydraulic medium runner pipe in the cross over pipe.The hydraulic medium runner pipe also be located at the cross over pipe lower end by the supercharging electromagnetic pump with have the hydraulic circuit that the pressure release electromagnetic pump of overflow safety valve forms and communicate.The base of cross over pipe and supercharging electromagnetic pump pump case upper end are tightly connected.Supercharging electromagnetic pump bottom is provided with valve seat.Have axially extending bore on the valve seat, the side of valve seat has the inlet opening that communicates with supercharging electromagnetic pump inner chamber.The pump case upper end of pressure release electromagnetic pump is tightly connected with the valve seat lower end.Wherein, said pressure release electromagnetic pump, it comprises the pump housing of being made up of the upper and lower pump housing that is located in the pressure release pump case with its coaxial arrangement.The upper end inner chamber of upper pump casing is equipped with open annular pad and collar nut, forms the inlet of pressure release electromagnetic pump.The lower end of lower pump body is provided with adjusting nut.Pump housing double as skeleton, its outer wall is wound with electromagnetic coil.Pump housing inner chamber from top to bottom is provided with the movable core of the plunger of being made by soft magnetic materials, multidiameter shape of coaxial arrangement and the conehead peace that has the O-ring seals spool that overflows successively, and they are supported on the spring base of adjusting nut by regulating spring.Plunger has centre bore, and its underpart is provided with the conehead spool, and spool is supported by alignment pin and is limited in the plunger, and the conehead spool cooperates with the conical bore of plunger bottom, and the inlet seal that forms the pressure release electromagnetic pump is paid.Movable core has centre bore, and it communicates with circumferentially uniform axial hole.The excessive spool of conehead peace that has O-ring seals cooperates with the conical bore that the upper pump casing bottom is offered, and the exit seal that forms the pressure release electromagnetic pump is paid.Have circumferentially uniform axial hole on the base of adjusting nut, the space between pressure release pump case and electromagnetic coil communicates with the liquid outlet that pressure release pump case upside is offered.The bottom of pressure release pump case is by the joint shutoff.Said valve seat upside also has radial hole, is sealed by plug screw and O shape ring in the hole.Said flexible compound sealed bladder is close on the cross over pipe outer wall by the sebific duct compression.
The plunger, movable core, the excessive spool of conehead peace that the utility model has the advantages that the pressure release electromagnetic pump directly are supported on the regulating spring, under the effect of electromagnetic force, be synchronized with the movement, opening exit seal pays, closing inlet seal pays, realize quick fluid-discharge, improve 2～3 times of work efficiency, the liquid of discharging is used to cool off electromagnetic coil again, prolong its application life,, remove the connection lead in case impaired need are pulled down plug screw, unloading the pressure release electromagnetic pump can overhaul, easy to maintenance, the flexible compound sealed bladder is close on the cross over pipe outer wall by the sebific duct compression, avoids being scratched in the process of going into the well.
Now in conjunction with the accompanying drawings and embodiments the utility model is done specific descriptions:
Fig. 1 is the structural representation of annular water detector current collector;
Fig. 2 is the cross over pipe structural representation;
Fig. 3 is a supercharging electromagnetic pump structural representation;
Fig. 4 is a pressure release electromagnetic pump structural representation;
Fig. 5 is the hydraulic circuit fundamental diagram;
Fig. 6 is the flexible compound sealed bladder assembling schematic diagram of annular water detector current collector.
As shown in Figure 1, a kind of annular water detector current collector, it comprises that downside has the cross over pipe 1 of flow concentration hole 17, the flexible compound sealed bladder 12 that is located on cross over pipe 1 outer wall and is connected with set hydraulic medium runner pipe 16 in the cross over pipe 1.Hydraulic medium runner pipe 16 also be located at cross over pipe 1 lower end by supercharging electromagnetic pump 2 with have the hydraulic circuit that the pressure release electromagnetic pump 3 of overflow safety valve forms and communicate.Pump case 4 upper ends of the base of cross over pipe 1 and supercharging electromagnetic pump 2 are tightly connected.Supercharging electromagnetic pump 2 bottoms are provided with valve seat 213.Have axially extending bore on the valve seat 213, the side of valve seat 213 has the inlet opening 18 that communicates with supercharging electromagnetic pump 2 inner chambers.Pump case 5 upper ends and valve seat 213 lower ends of pressure release electromagnetic pump 3 are tightly connected.
As shown in Figure 2, cross over pipe 1 upper end is threaded the hole, is used to connect measuring apparatus.The downside of cross over pipe 1 has 8 flow concentration holes 17, and they communicate with oil reservoir, and oil well liquid orifice flow is thus gone into the inner chamber of cross over pipe 1, through afflux flow directional detection instrument.Flow concentration hole 17 is by the passage of each oil reservoir detected fluid of shutoff sealing rear lower at oil well casing.Be provided with flexible compound sealed bladder 12 at cross over pipe 1 outer wall, the bearing bed that it is made into by chemical ﹠ blended fabric and be coated in columnar structured that its surperficial organic coating sealant forms.Chemical ﹠ blended fabric such as continuous synthetic fibre, terylene or aramid fiber all can, organic coating is polyurethane or polyimides, can single or double applies.The two ends of columnar flexible compound sealed bladder 12 with the thick heat-resistant, high strength degree line tying of 1mm on the outer wall of cross over pipe 1, but form flexibility pressure accumulation space.In the base of cross over pipe 1, have a pair of shoulder hole, be furnished with joint ring 13 and clamp nut 14, in wear current supply line, be connected with the electromagnetic coil of supercharging electromagnetic pump 2 respectively with pressure release electromagnetic pump 3.The base of cross over pipe 1 is installed on the pump case 4 of supercharging electromagnetic pump 2, and by O-ring seals 61 sealings.
As shown in Figure 3, supercharging electromagnetic pump 2 comprises and is located in the pump case 4 with the pump housing 203 of its coaxial arrangement and has the valve seat 213 of axially extending bore that the pump housing 203 is fixedly supported on the valve seat 213 by secured core 209, and seals with two O-ring seals 210.The lower end of pump case 4 is fixedly mounted on the valve seat 213, and by O-ring seals 62 sealings.Be provided with the catch 211 of band axial hole between secured core 209 and the valve seat 213.Valve seat 213 sides have the inlet opening 18 that communicates with the pump housing 203 inner chambers.The pump housing 203 upper ends are provided with porous gasket 202 and hold-down nut with holes 201.The pump housing 203 outer walls twine 4000 circle electromagnetic coils 208, be provided with the plunger 206 that can slide up and down in the pump housing 203, it is supported on the secured core 209 by spring 207, one 60 ° of conical bores are arranged at the top of plunger 206 inner chambers, and the exit seal that it and a conical floating plug 205 are formed supercharging electromagnetic pump 2 pays 20.Spool 205 is limited in the plunger 206 by spacing pin 204.The inner chamber of valve seat 213 also has one 60 ° of conical bores, and the inlet seal that it and another conical floating plug 212 form supercharging electromagnetic pump 2 pays 21.
Supercharging electromagnetic pump 2 power supplys are the halfwave rectifier direct current, and electric current is 0.6～0.8A.When positive half-wave, coil 208 energisings, produce electromagnetic force, attract plunger 206 to move downward, compression spring 207, the pump housing 203 cavity volume are reduced, pressure increases, and pressure is closed inlet seal and paid 21 greater than the pressure of the pump housing 203 exocoels relatively, open exit seal and pay 20, make the interior liquid of pump charge into flexible compound sealed bladder 12 through hydraulic medium runner pipe 16.When bearing half-wave, coil 208 outages, electromagnetic force disappears, and plunger 206 moves upward under the effect of spring 207, and the pump housing 203 cavity volume are increased, pressure reduces, the pressure of the pump housing 203 inner chambers is lower than the pressure of the pump housing 203 exocoels, under the effect of difference force, makes exit seal pay 20 and closes, inlet seal is paid 21 and is opened, and the liquid of oil reservoir is sucked the inner chamber of the pump housing 203 by inlet opening 18.Each cycle is finished the suction process of filling of a hydraulic medium, 50 cycle frequencies, and per second supercharging electromagnetic pump 2 fills the imbibition piezodielectric 50 times, can be with flexible compound sealed bladder 12 topping up pressure accumulation 0.02Mpa about 2 minutes.
As shown in Figure 4, pressure release electromagnetic pump 3 comprises the pump housing of being made up of upper pump casing 306 and lower pump body 313 that is located in the pump case 5 with its coaxial arrangement, and the upper end inner chamber of upper pump casing 306 is equipped with open annular pad 305 and collar nut 304, the inlet of formation pressure release electromagnetic pump.The lower end of lower pump body 313 is provided with adjusting nut 315.Pump housing double as skeleton, its outer wall are wound with 6000 circle electromagnetic coils 312.Pump housing inner chamber from top to bottom is provided with the movable core 310 of the plunger of being made by soft magnetic materials 307, multidiameter shape of coaxial arrangement and the conehead peace that has the O-ring seals spool 311 that overflows successively, they are supported on by regulating spring 314 on the spring base of adjusting nut 315, said soft magnetic materials such as IJ22, DT4E etc.Plunger 307 has centre bore, and its underpart is located at conehead spool 308, and it is limited in the plunger 307 by alignment pin 309, and conehead spool 308 cooperates with the conical bore of plunger 307 bottoms, and the inlet seal that forms pressure release electromagnetic pump 3 pays 31.Movable core 310 has centre bore, and it communicates with circumferentially uniform axial hole.The excessive spool 311 of conehead peace that has O-ring seals cooperates with the conical bore that upper pump casing 306 bottoms are offered, and the exit seal that forms pressure release electromagnetic pump 3 pays 32.Have circumferentially uniform axial hole on the base of adjusting nut 315, the space between the pump housing and electromagnetic coil 312 communicates with the liquid outlet 19 that upper pump casing 306 upsides are offered.The bottom of pump case 5 is by joint 316 shutoff.Said valve seat 213 downsides also have radial hole, are sealed by plug screw 302 and O shape ring 301 in the hole.
Require to supply with the halfwave rectifier direct current during work of pressure release electromagnetic pump, electric current is 0.6～0.8A.During positive half-wave, there is electric current to pass through electromagnetic coil 312, produce current field upwards, the excessive spool 311 of electromagnetic attracting force plunger 307, movable core 310 and peace moves downward together, and compression adjustment spring 314 reduces pump housing cavity volume, pressure increases, the pressure that is higher than the pump housing 5 exocoels moves upward conehead spool 308, closes inlet seal and pays 31.Meanwhile, exit seal is paid 32 conehead peace and is overflow spool 311 except that being subjected to regulating spring 314 upwards also to be subjected to the active force of two downward directions the elastic force, the one, pressure that pump housing inner chamber is higher and pump housing exocoel are than the pressure differential of low pressure, the 2nd, electromagnetic attracting force plunger 307, movable core 310 and the excessive spool 311 downward active forces of conehead peace, two power that downward active force makes progress greater than regulating spring 314, compression adjustment spring 314 is opened exit seal and is paid 32, the hydraulic medium of the pump housing inner chamber axial hole by adjusting nut 314 is flowed out outside liquid outlet 19 excavationg pumps, through 2～3 minutes, hydraulic medium can be drained fast.2～3 times of work efficiency have been improved.Cooling electromagnetic coil 312 made it be unlikely overheated and burns out when the hydraulic medium of being discharged was flowed through space between pump case 5 and the electromagnetic coil 312, increased the service life.As it is impaired that electromagnetic coil 312 takes place, and can back out plug screw 302, unloads the connecting line of electromagnetic coil 312, pulls down pressure release electromagnetic pump 3 again, overhauls, and need not dismantle the parts of pressure release electromagnetic pump more than 3.When bearing half-wave, electromagnetic coil 312 electric currents are zero, electromagnetic force disappears, plunger 307, movable core 310 and the excessive spool 311 of conehead peace move upward under the effect of regulating spring 314 together, close exit seal and pay 32, conehead spool 308 end face thereon is subjected to higher hydraulic pressure and moves downward, and opens inlet seal and pays 31, hydraulic medium in the flexible compound sealed bladder 12 is finished the imbibition process through the axial hole inflow pump intracoelomic cavity of valve seat 213.Each cycle circulation row inhales once, per second 50 cycles, and pressure release electromagnetic pump 3 rows of finishing inhale 50 times, work 3～5 minutes, can be with the hydraulic medium emptying in the flexible compound sealed bladder 12.
As shown in Figure 5, in the utility model, because the overflow safety valve in the pressure release electromagnetic pump 3 can be regulated, it can be as required, the safe working pressure that the regulator solution hydraulic circuit is set.Before 2 pairs of flexible compound sealed bladders of startup supercharging electromagnetic pump 12 carry out the topping up pressure accumulation, can regulate the overflow safety valve in advance, set the safe working pressure of hydraulic circuit, as 0.02Mpa, behind the startup supercharging electromagnetic pump 2, work as hydraulic circuit, when comprising the safe working pressure 0.02Mpa that the pressure in the flexible compound sealed bladder 12 that is communicated with it surpass to set, the overflow safety valve just can be opened automatically, falls to arrange the excess liquid medium, makes whole hydraulic circuit guarantee to work under the safe working pressure of setting.
As shown in Figure 6, in oil well casing process that the annular water detector current collector is packed into, for preventing that flexible compound sealed bladder 12 from being scratched, at the outer sebific duct 11 that is with of flexible compound sealed bladder 12.Flexible compound sealed bladder 12 is shunk be close on the connection connecting leg outer wall, after to flexible compound sealed bladder 12 topping up pressure accumulations, 11 broken automatically inefficacies of sebific duct.
In the utility model, 2 work of supercharging electromagnetic pump are to flexible compound sealed bladder 12 topping up pressure accumulations, shutoff Seal Oil casing, the measuring apparatus that is located at cross over pipe 1 upper end is measured oil reservoir flow and composition, measurement finishes, and 3 work of pressure release electromagnetic pump make the 12 discharge opeing pressure releases of flexible compound sealed bladder, it is shunk on connection deferent 1 tube wall, finish the process of measurement of an oil reservoir.Flexible compound sealed bladder envelope Seal Oil casing is effective, can utilize the overflow safety valve to regulate control during to flexible compound sealed bladder topping up pressure accumulation, guarantees that it has the safe working pressure of setting.
Claims (1)
1. annular water detector current collector, it comprises that downside has the cross over pipe of flow concentration hole (17) (1), the flexible compound sealed bladder (12) that is located on cross over pipe (1) outer wall and is connected with set hydraulic medium runner pipe (16) in the cross over pipe (1), hydraulic medium runner pipe (16) also be located at cross over pipe (1) lower end by supercharging electromagnetic pump (2) with have the hydraulic circuit that the pressure release electromagnetic pump (3) of overflow safety valve forms and communicate, pump case (4) upper end of the base of cross over pipe (1) and supercharging electromagnetic pump (2) is tightly connected, supercharging electromagnetic pump (2) bottom is provided with valve seat (213), valve seat has axially extending bore on (213), the side of valve seat (213) has the inlet opening (18) that communicates with supercharging electromagnetic pump (2) inner chamber, pump case (5) upper end of pressure release electromagnetic pump (3) is tightly connected with valve seat (213) lower end, it is characterized in that: said pressure release electromagnetic pump (3), comprise the pump housing of forming by upper pump casing (306) and lower pump body (313) that is located in the pump case (5) with its coaxial arrangement, the upper end inner chamber of upper pump casing (306) is equipped with open annular pad (305) and collar nut (304), form the inlet of pressure release electromagnetic pump (3), the lower end of lower pump body (313) is provided with adjusting nut (315), pump housing double as skeleton, its outer wall is wound with electromagnetic coil (312), pump housing inner chamber from top to bottom is provided with the plunger of being made by soft magnetic materials (307) of coaxial arrangement successively, movable core of multidiameter shape (310) and the conehead peace that has the O-ring seals spool (311) that overflows, they are supported on the spring base of adjusting nut (315) by regulating spring (314), plunger (307) has centre bore, its underpart is located at conehead spool (308), it is limited in the plunger (307) by alignment pin (309), conehead spool (308) cooperates with the conical bore of plunger (307) bottom, the inlet seal that forms pressure release electromagnetic pump (3) is paid (31), movable core (310) has centre bore, it communicates with circumferentially uniform axial hole, the excessive spool (311) of conehead peace that has O-ring seals cooperates with the conical bore that upper pump casing (306) bottom is offered, the exit seal that forms pressure release electromagnetic pump (3) is paid (32), have circumferentially uniform axial hole on the base of adjusting nut (315), space between the pump housing and electromagnetic coil (312) communicates with the liquid outlet (19) that upper pump casing (306) upside is offered, the bottom of pump case (5) is by joint (316) shutoff, said valve seat (213) downside also has radial hole, by plug screw (302) and O shape ring (301) sealing, said flexible compound sealed bladder (12) is close to the outer wall of cross over pipe (1) by sebific duct (11) compression in the hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN99208042U CN2364215Y (en) | 1999-04-20 | 1999-04-20 | Annular water-finding instrument flow concentrating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN99208042U CN2364215Y (en) | 1999-04-20 | 1999-04-20 | Annular water-finding instrument flow concentrating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2364215Y true CN2364215Y (en) | 2000-02-16 |
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ID=34001893
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN99208042U Expired - Fee Related CN2364215Y (en) | 1999-04-20 | 1999-04-20 | Annular water-finding instrument flow concentrating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2364215Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105840177A (en) * | 2016-04-11 | 2016-08-10 | 中国石油天然气股份有限公司 | Self-contained liquid plunger driven rubber bag collector for well logging |
-
1999
- 1999-04-20 CN CN99208042U patent/CN2364215Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105840177A (en) * | 2016-04-11 | 2016-08-10 | 中国石油天然气股份有限公司 | Self-contained liquid plunger driven rubber bag collector for well logging |
| CN105840177B (en) * | 2016-04-11 | 2019-05-21 | 中国石油天然气股份有限公司 | Self-contained liquid plunger driven rubber bag collector for well logging |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |