CN205477532U - Deep -well pump fixed valve anti -sticking bleeder - Google Patents

Abstract

The utility model discloses a deep -well pump fixed valve anti -sticking bleeder, its top connection and last seating nipple spiro union, go up the seating nipple and descend the seating nipple through being connected the silk, lower clutch and lower seating nipple spiro union, it is arranged in the seating nipple to go up the center tube, it supports in last center tube with the backup pad to go up the seating nipple, the conical body sets up in last center tube upper end, it has the deep -well pump inlet port to go up the center tube, the sliding sleeve pipe is installed under in the seating nipple and is lain in the lower extreme of center tube, smooth sheathed tube upper end has the sliding sleeve body, with O type circle between the sliding sleeve body and the lower seating nipple, the tetrafluoro sealing ring, direction sealing strip and elasticity sealing ring are sealed, the sliding sleeve body has sliding sleeve body draining hole, the sliding sleeve body has the track, the seating nipple has seating nipple draining hole and draw -in groove down, smooth sheathed tube afterbody sets up pressure bearing, pressure bearing cover is under on the center tube, the spring housing is under on the center tube and replace pressure bearing. The utility model discloses can prevent that dirt piece or silt from dropping in fixed valve, avoid filling up or blocking and die.

Description

Fixed valve for deep well pump anti-sticking bleeder

Technical field

This utility model relates to a kind of fixed valve for deep well pump anti-sticking bleeder.

Background technology

Currently known deep well pump antiseize device can only solve to prevent dirt sheet, silt from dropping in seating nipple, oil pumper silt when stopping transport in fluid can not be solved and enter in pump barrel and standing valve, make standing valve and the stuck problem of deep well pump, and bleeder only has centering type, peg type, impacting type, bailing formula rod-type of throwing alive several at present, its drawback is not reproducible utilization, it is impossible to solve oil well is daily carry out direct flushing operation after make it close function.

Summary of the invention

The purpose of this utility model is to provide a kind of fixed valve for deep well pump anti-sticking bleeder.

nullThis utility model includes top connection、Upper seating nipple、Bullet、Deep well pump fuel feed hole、Gripper shoe、Upper center tube、Seal dividing plate、To silk、O、Polytetrafluoroethylsealed sealed ring、Track、Draw-in groove、Sleeve body、Pilot seal band、Sleeve body oil leak hole、Seating nipple oil leak hole、Sliding sleeve pipe、Elastic sealing ring、Pressure bearing、Spring、Lower center tube、Lower seating nipple and lower contact，Top connection is spirally connected with upper seating nipple，Upper seating nipple with lower seating nipple by silk is connected，Lower contact is spirally connected with lower seating nipple，Upper center tube is positioned in seating nipple，Upper seating nipple is supported in upper center tube with gripper shoe，Bullet is arranged on upper center tube upper end，Upper center tube has deep well pump fuel feed hole，Sliding sleeve pipe is arranged in lower seating nipple and is positioned at the lower end of upper center tube，The upper end of sliding sleeve pipe has sleeve body，With O between sleeve body and lower seating nipple、Polytetrafluoroethylsealed sealed ring、Pilot seal band and resilient sealing ring sealing，Sleeve body has sleeve body oil leak hole，Sleeve body has track，Lower seating nipple has seating nipple oil leak hole and draw-in groove，The afterbody of sliding sleeve pipe arranges pressure bearing，Pressure bearing is enclosed within lower center tube，Spring housing is on lower center tube and supports pressure bearing.

The beneficial effects of the utility model: this utility model be arranged on deep well working barrel below, standing valve top, during oil well being repaiied or playing lower beam and down tube and oil pumper is during stopping transport, can prevent dirt sheet or silt from dropping in standing valve, it is to avoid to pad or stuck.Energy direct flushing, can make well head, well site without greasy dirt, sewage by the greasy dirt in oil pipe, sewage discharging in sleeve pipe.Pump efficiency, environmental protection and energy saving can be improved, reduce cost, increase the benefit, simple in construction, easy to use.

Accompanying drawing explanation

Fig. 1 is structural representation of the present utility model.

Detailed description of the invention

nullRefer to shown in Fig. 1，The present embodiment includes top connection 1、Upper seating nipple 2、Bullet 3、Deep well pump fuel feed hole 4、Gripper shoe 5、Upper center tube 6、Seal dividing plate 7、To silk 8、O 9、Polytetrafluoroethylsealed sealed ring 10、Track 11、Draw-in groove 12、Sleeve body 13、Pilot seal band 15、Sleeve body oil leak hole 16、Seating nipple oil leak hole 17、Sliding sleeve pipe 18、Elastic sealing ring 19、Pressure bearing 20、Spring 22、Lower center tube 23、Lower seating nipple 24 and lower contact 25，Top connection 1 is spirally connected with upper seating nipple 2，Upper seating nipple 2 passes through to be connected silk 8 with lower seating nipple 24，Lower contact 25 is spirally connected with lower seating nipple 24，Upper center tube 6 is positioned in seating nipple 2，Upper seating nipple 2 is supported in upper center tube 6 with gripper shoe 5，Bullet 3 is arranged on upper center tube 6 upper end，Upper center tube 6 has deep well pump fuel feed hole 4，Sliding sleeve pipe 18 is arranged in lower seating nipple 24 and is positioned at the lower end of upper center tube 6，The upper end of sliding sleeve pipe 18 has sleeve body 13，With O 9 between sleeve body 13 and lower seating nipple 24、Polytetrafluoroethylsealed sealed ring 10、Pilot seal band 15 and elastic sealing ring 19 seal，Sleeve body 13 has sleeve body oil leak hole 16，Sleeve body 13 has track 11，Lower seating nipple 24 has seating nipple oil leak hole 17 and draw-in groove 12，The afterbody of sliding sleeve pipe 18 arranges pressure bearing 20，Pressure bearing 20 is enclosed within lower center tube 23，Spring 22 is enclosed within lower center tube 23 and supports pressure bearing 20.

Work process of the present utility model:

Lock pin under the gravity that sucker rod is transferred under press central canal 6, gripper shoe 5 moves down in upper seating nipple 2, start at same plane draining through track sliding body oil leak hole 16 and seating nipple oil leak hole 17, when pressing central canal down, under moving on shifting, central canal on sleeve body 13, seating nipple oil leak hole 16 can freely be closed.This utility model be arranged on deep well working barrel below, standing valve top, during oil well being repaiied or playing lower beam and down tube and oil pumper is during stopping transport, can prevent dirt sheet or silt from dropping in standing valve, it is to avoid to pad or stuck.Energy direct flushing, can make well head, well site without greasy dirt, sewage by the greasy dirt in oil pipe, sewage discharging in sleeve pipe.Pump efficiency, environmental protection and energy saving can be improved, reduce cost, increase the benefit, simple in construction, easy to use.

Claims (1)

1. null1. a fixed valve for deep well pump anti-sticking bleeder，It is characterized in that: include top connection (1)、Upper seating nipple (2)、Bullet (3)、Deep well pump fuel feed hole (4)、Gripper shoe (5)、Upper center tube (6)、Seal dividing plate (7)、To silk (8)、O (9)、Polytetrafluoroethylsealed sealed ring (10)、Track (11)、Draw-in groove (12)、Sleeve body (13)、Pilot seal band (15)、Sleeve body oil leak hole (16)、Seating nipple oil leak hole (17)、Sliding sleeve pipe (18)、Elastic sealing ring (19)、Pressure bearing (20)、Spring (22)、Lower center tube (23)、Lower seating nipple (24) and lower contact (25)，Top connection (1) is spirally connected with upper seating nipple (2)，Upper seating nipple (2) passes through to be connected silk (8) with lower seating nipple (24)，Lower contact (25) is spirally connected with lower seating nipple (24)，Upper center tube (6) is positioned in seating nipple (2)，Upper seating nipple (2) is supported in upper center tube (6) with gripper shoe (5)，Bullet (3) is arranged on upper center tube (6) upper end，Upper center tube (6) has deep well pump fuel feed hole (4)，Sliding sleeve pipe (18) is arranged in lower seating nipple (24) and is positioned at the lower end of upper center tube (6)，The upper end of sliding sleeve pipe (18) has sleeve body (13)，With O (9) between sleeve body (13) and lower seating nipple (24)、Polytetrafluoroethylsealed sealed ring (10)、Pilot seal band (15) and elastic sealing ring (19) seal，Sleeve body (13) has sleeve body oil leak hole (16)，Sleeve body (13) has track (11)，Lower seating nipple (24) has seating nipple oil leak hole (17) and draw-in groove (12)，The afterbody of sliding sleeve pipe (18) arranges pressure bearing (20)，Pressure bearing (20) is enclosed within lower center tube (23)，Spring (22) is enclosed within lower center tube (23) and above and supports pressure bearing (20).