CN207960902U - Linear reciprocating oil well pump - Google Patents

Linear reciprocating oil well pump Download PDF

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Publication number
CN207960902U
CN207960902U CN201820031385.1U CN201820031385U CN207960902U CN 207960902 U CN207960902 U CN 207960902U CN 201820031385 U CN201820031385 U CN 201820031385U CN 207960902 U CN207960902 U CN 207960902U
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CN
China
Prior art keywords
valve
hollow
pump
fixed
push rod
Prior art date
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Active
Application number
CN201820031385.1U
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Chinese (zh)
Inventor
陈国良
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
ZHUJI CITY CHAOQIAN PUMP INDUSTRY SCI-TECH Co Ltd
Original Assignee
ZHUJI CITY CHAOQIAN PUMP INDUSTRY SCI-TECH Co Ltd
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Priority to CN201820031385.1U priority Critical patent/CN207960902U/en
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Publication of CN207960902U publication Critical patent/CN207960902U/en
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Abstract

The utility model discloses linear reciprocating oil well pumps, including pump case, standing valve seat, travelling valve valve, standing valve valve, oil outlet, pump barrel, hollow plunger, hollow push rod, shaft joint, the pump barrel is located in pump case, pump barrel is fixed on a pump barrel on fixed, it is fixed on the inner wall of pump case on pump barrel, hollow plunger bottom is connected with a hollow push rod, hollow plunger hollow space is connected with hollow push rod hollow space, even there are one shaft joints for the hollow push rod bottom, the fuel feed hole being connected with hollow push rod hollow space there are one being set on shaft joint, the shaft joint other end is connected with the mover of linear motor, travelling valve valve there are one being set at the top of the hollow plunger.The utility model is by matching hollow plunger and hollow push rod so that hollow plunger and hollow push rod will not cause eccentric wear because of bending, improve service life.

Description

Linear reciprocating oil well pump
【Technical field】
The utility model is related to the technical fields of the technical field of oil well pump, especially reciprocating oil-well pump.
【Background technology】
Oil well pump is the commonly used equipment in oil producing operation, is often driven using motor, and crude oil is extracted out from underground. Existing oil well pump is complicated, and cost is higher, and failure is easy under the long-term corrosion of crude oil, is unfavorable for carrying for oil recovery efficiency It is high.
【Utility model content】
The purpose of this utility model is exactly to solve the problems of the prior art, proposes linear reciprocating oil well pump, can make Oil pumping pump configuration becomes simple, and not vulnerable.
To achieve the above object, the utility model proposes linear reciprocating oil well pump, including pump case, standing valve seat, Travelling valve valve, standing valve valve, oil outlet, pump barrel, hollow plunger, hollow push rod, shaft joint, the pump barrel are located at pump case Interior, pump barrel is fixed on a pump barrel on fixed, is fixed on the inner wall of pump case on pump barrel, hollow plunger bottom is connected with one Root hollow push rod, hollow plunger hollow space are connected with hollow push rod hollow space, and there are one the hollow push rod bottom companies Shaft joint, sets that there are one the fuel feed hole being connected with hollow push rod hollow space, the shaft joint other end and straight-line electrics on shaft joint The mover of machine is connected, and is set at the top of the hollow plunger there are one travelling valve valve, on the pump barrel fixed top it is fixed there are one Standing valve seat is set on standing valve seat there are one standing valve valve, and valve bonnet is equipped with several oil outlets, and the pump case is equipped with One tubing coupling, tubing coupling are located at the top of pump case.
Preferably, the travelling valve valve is made of nomadic valve cover, connecting screw, the first sphere and the first ball seat, First ball seat bottom is fixed with connecting screw, and connecting screw is screwed in the top of hollow plunger, and the first sphere is placed on the first ball seat, Nomadic valve cover covers on above the first ball seat, and several intercommunicating pores are equipped at the top of nomadic valve cover.
Preferably, the standing valve valve is by gland, sleeve, mandril, valve bonnet, standing valve seat, the second sphere, second Ball seat, the standing valve seat are in a cyclic structure, and standing valve seat upper end is fixed there are one tubular valve bonnet, and oil outlet setting exists On valve bonnet, the valve bonnet upper end is fixed there are one gland, and gland lower part is fixed there are one sleeve, the group that sleeve and gland are formed Fit inner hollow, central part section are in middle font, are equipped with the second ball seat in the standing valve seat, and the second sphere is placed on the Above two ball seats, the second sphere upper top is equipped with a movable mandril, and mandril stretches into sleeve and gland, set on mandril there are one Spacing ring, there are one springs, spring top to be fixed on the roof of gland for set on the mandril of spacing ring above section.
The beneficial effects of the utility model:The utility model is by matching hollow plunger and hollow push rod so that empty Stem plug and hollow push rod will not cause eccentric wear because of bending, improve service life;Mandril is matched with spring so that sphere It more easily resets, easy to use, oil recovery efficiency is high.
The feature and advantage of the utility model will be described in detail by embodiment combination attached drawing.
【Description of the drawings】
Fig. 1 is the front view of the utility model linear reciprocating oil well pump.
In figure:1- pump cases, 2- pump barrels, 3- hollow plungers, 4- standing valves seat, 10- tubing couplings, on 11- pump barrels it is fixed, 30- fuel feed holes, 31- hollow push rods, 32- shaft joints, 33- movers, the first spheres of 35-, 36- nomadic valve covers, 37- intercommunicating pores, The first ball seats of 38-, 39- connecting screws, 40- oil outlets, 41- valve bonnets, 42- glands, 43- sleeves, the second ball seats of 44-, 45- second Sphere, 46- mandrils, 47- spacing rings, 48- springs.
【Specific implementation mode】
Refering to fig. 1, the utility model linear reciprocating oil well pump, including pump case 1, standing valve seat 4, travelling valve valve, Standing valve valve, oil outlet 40, pump barrel 2, hollow plunger 3, hollow push rod 31, shaft joint 32, the pump barrel 2 are located in pump case 1, Pump barrel 2 is fixed on a pump barrel and fixes on 11, and 11 are fixed on pump barrel and is fixed on the inner wall of pump case 1, and 3 bottom of hollow plunger connects There are a hollow push rod 31,3 hollow space of hollow plunger to be connected with 31 hollow space of hollow push rod, 31 bottom of the hollow push rod Portion sets that there are one the fuel feed holes 30 being connected with 31 hollow space of hollow push rod even there are one shaft joint 32 on shaft joint 32, even 32 other end of axis device is connected with the mover 33 of linear motor, and the top of the hollow plunger 3 sets that there are one travelling valve valve, the pumps It is fixed there are one standing valve seat 4 that 11 tops are fixed on cylinder, are set on standing valve seat 4 there are one standing valve valve, on valve bonnet 41 Equipped with several oil outlets 40, set on the pump case 1 there are one tubing coupling 10, tubing coupling 10 is located at the top of pump case 1, described Travelling valve valve is made of nomadic valve cover 36, connecting screw 39, the first sphere 35 and the first ball seat 38,38 bottom of the first ball seat It is fixed with connecting screw 39, connecting screw 39 is screwed in the top of hollow plunger 3, and the first sphere 35 is placed on the first ball seat 38, trip Dynamic valve cover 36 covers on 38 top of the first ball seat, and 36 top of nomadic valve cover is equipped with several intercommunicating pores 37, the standing valve valve By gland 42, sleeve 43, mandril 46, valve bonnet 41, the second sphere 45, the second ball seat 44, the standing valve seat 4 is in a cyclic annular knot Structure, 4 upper end of standing valve seat are fixed there are one tubular valve bonnet 41, and oil outlet 40 is arranged on valve bonnet 41,41 upper end of the valve bonnet Fixed there are one glands 42, and the fixation of 42 lower part of gland is there are one sleeve 43, inside the assembly that sleeve 43 and gland 42 are formed Hollow, central part section is in middle font, is equipped with the second ball seat 44 in the standing valve seat 4, the second sphere 45 is placed on second 44 top of ball seat, 45 upper top of the second sphere are equipped with a movable mandril 46, and mandril 46 stretches into sleeve 43 and gland 42, mandril It is set on 46 there are one spacing ring 47, for set there are one spring 48,48 top of spring is fixed on the mandril 46 of 47 above section of spacing ring On the roof of gland 42.
Utility model works process:
During the work time, hollow plunger and hollow push rod match the utility model linear reciprocating oil well pump so that Hollow plunger and hollow push rod will not cause eccentric wear because of bending, improve service life;Mandril is matched with spring so that ball Body is easier to reset, easy to use, and oil recovery efficiency is high.
Above-described embodiment is the explanation to the utility model, is not the restriction to the utility model, any new to this practicality Scheme after type simple transformation belongs to the scope of protection of the utility model.

Claims (3)

1. linear reciprocating oil well pump, it is characterised in that:It is all including pump case (1), standing valve seat (4), travelling valve valve, fixation That valve, oil outlet (40), pump barrel (2), hollow plunger (3), hollow push rod (31), shaft joint (32), the pump barrel (2) are located at pump In shell (1), pump barrel (2) is fixed on a pump barrel on fixed (11), and fixed (11) are fixed on the inner wall of pump case (1) on pump barrel On, hollow plunger (3) bottom is connected with a hollow push rod (31), and hollow plunger (3) hollow space and hollow push rod (31) are hollow Part is connected, hollow push rod (31) bottom even there are one shaft joint (32), set on shaft joint (32) there are one with it is hollow The fuel feed hole (30) that push rod (31) hollow space is connected, shaft joint (32) other end are connected with the mover (33) of linear motor, It is set at the top of the hollow plunger (3) there are one travelling valve valve, fixed at the top of fixed (11) on the pump barrel there are one fixation is all Your seat (4) is set there are one standing valve valve on standing valve seat (4), and valve bonnet (41) is equipped with several oil outlets (40), the pump It is set on shell (1) there are one tubing coupling (10), tubing coupling (10) is located at the top of pump case (1).
2. linear reciprocating oil well pump as described in claim 1, it is characterised in that:The travelling valve valve is by nomadic valve cover (36), connecting screw (39), the first sphere (35) and the first ball seat (38) composition, the first ball seat (38) bottom is fixed with connection spiral shell Silk (39), connecting screw (39) are screwed in the top of hollow plunger (3), and the first sphere (35) is placed on the first ball seat (38), travelling Valve cover (36) covers on above the first ball seat (38), and several intercommunicating pores (37) are equipped at the top of nomadic valve cover (36).
3. linear reciprocating oil well pump as described in claim 1, it is characterised in that:The standing valve valve by gland (42), Sleeve (43), mandril (46), valve bonnet (41), the second sphere (45), the second ball seat (44), the standing valve seat (4) are in a ring Shape structure, standing valve seat (4) upper end are fixed there are one tubular valve bonnet (41), and oil outlet (40) is arranged on valve bonnet (41), institute It states valve bonnet (41) upper end to fix there are one gland (42), there are one sleeve (43), sleeve (43) and pressures for the fixation of gland (42) lower part The assembly inner hollow that lid (42) is formed, central part section are in middle font, and second is equipped in the standing valve seat (4) Ball seat (44), the second sphere (45) are placed on above the second ball seat (44), and the second sphere (45) upper top is equipped with a movable mandril (46), mandril (46) stretches into sleeve (43) and gland (42), sets that there are one spacing ring (47), spacing rings (47) on mandril (46) There are one springs (48), spring (48) top to be fixed on the roof of gland (42) for set on the mandril (46) of above section.
CN201820031385.1U 2018-01-08 2018-01-08 Linear reciprocating oil well pump Active CN207960902U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201820031385.1U CN207960902U (en) 2018-01-08 2018-01-08 Linear reciprocating oil well pump

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201820031385.1U CN207960902U (en) 2018-01-08 2018-01-08 Linear reciprocating oil well pump

Publications (1)

Publication Number Publication Date
CN207960902U true CN207960902U (en) 2018-10-12

Family

ID=63732497

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201820031385.1U Active CN207960902U (en) 2018-01-08 2018-01-08 Linear reciprocating oil well pump

Country Status (1)

Country Link
CN (1) CN207960902U (en)

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