CN214332258U

CN214332258U - Oil recovery well head lubricating arrangement

Info

Publication number: CN214332258U
Application number: CN202120029185.4U
Authority: CN
Inventors: 隋爱妮; 孙文海; 刘同玲; 张晨; 薛婷; 颜聪; 李雪花; 李志云
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-01-07
Filing date: 2021-01-07
Publication date: 2021-10-01
Anticipated expiration: 2031-01-07

Abstract

The utility model belongs to the technical field of the lubricated technique of well head and specifically relates to an oil recovery well head lubricating arrangement, including the lubricated liquid storage box, the one end fixed mounting at lubricated liquid storage box top has the leading-in fill of lubricated liquid, and the leading-in exit end fixed mounting who fights of lubricated liquid has the filter core, and the other end fixed mounting at lubricated liquid storage box top has the scavenge pipe, and the inside fixed mounting of lubricated liquid storage box has lubricated liquid release pipe, and a plurality of through-holes have been seted up on the top of lubricated liquid release pipe, and adjustment mechanism is installed to the inboard bottom of lubricated liquid release pipe. The corresponding first gear rotates by rotating the first hand wheel, so that the other first gear rotates reversely, the two adjusting plates move in the opposite direction or in the opposite direction, and the flow of the flow limiting port is adjusted; lubricated liquid release pipe and packing laminating, through the polymer that lubricated liquid release pipe released corresponding volume keep the well head sealed, this need not often to change the packing, reduce cost.

Description

Oil recovery well head lubricating arrangement

Technical Field

The utility model relates to a lubricated technical field of well head especially relates to an oil recovery well head lubricating arrangement.

Background

In the later stage of oil field development, the water content of an oil well is increased, the oil well can leak oil through a wellhead sealing device in the production process, particularly, the oil well which is mined by high-molecular polymers is adopted, the oil leakage phenomenon well is particularly serious after the oil is injected and gathered to take effect, and workers only have continuous tight packing and packing replacement, so that the packing consumption of the pumping unit is high, the power consumption is increased, the production time is reduced, and the production cost is increased. Meanwhile, the labor amount and the labor intensity of workers are increased; the existing wellhead sealing is not suitable for a pumping well for polymer injection exploitation, and because the viscosity of underground liquid is increased after the polymer is injected, the conventional wellhead sealing device cannot achieve the sealing purpose, so that the wellhead leakage phenomenon can occur.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that exists the well head and leak easily among the prior art, and the oil recovery well head lubricating arrangement who provides.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the designed oil production well mouth lubricating device comprises a lubricating liquid storage box, wherein one end of the top of the lubricating liquid storage box is fixedly provided with a lubricating liquid leading-in hopper, an outlet end of the lubricating liquid leading-in hopper is fixedly provided with a filter element, the filter element is positioned on the inner side of the lubricating liquid storage box, the other end of the top of the lubricating liquid storage box is fixedly provided with a cleaning pipe, a lubricating liquid release pipe is fixedly arranged inside the lubricating liquid storage box, the top end of the lubricating liquid release pipe is provided with a plurality of through holes, the bottom end of the inner side of the lubricating liquid release pipe is provided with an adjusting mechanism, the adjusting mechanism comprises a flow limiting plate, the central position of the flow limiting plate is provided with a flow limiting port, adjusting plates are arranged at two ends of the bottom of the flow limiting plate in a sliding mode, racks are fixedly arranged at the bottoms of the two adjusting plates, first gears are meshed with first gears, and are rotatably arranged in the lubricating liquid release pipe through rotating shafts, and a first hand wheel is coaxially and fixedly arranged at the outer end of any one of the first gears.

Preferably, the bottom of lubricated liquid release pipe is the oil well, the inboard fixed mounting of oil well has a plurality of packings, the outside of lubricated liquid release pipe bottom is laminated with the inboard of packing, the bottom fixed mounting of oil well has well liquid release pipe.

Preferably, the bottom areas of the two regulating plates are equal to the cross-sectional area of the flow restricting opening.

Preferably, the wiper mechanism is installed to the inboard of lubricated liquid storage box, the wiper mechanism includes the rotating sleeve, the rotating sleeve rotates the inboard of installing at the lubricated liquid storage box, the outside fixed mounting who rotates the cover has a plurality of connecting rods, the one end fixed mounting that the rotating sleeve was kept away from to the connecting rod has the ring gear.

Preferably, the outside fixed mounting of ring gear has cotton board, cotton board can laminate with the inner wall of lubricated liquid storage box, the inside rotation of lubricated liquid storage box installs the second gear, second gear and ring gear intermeshing, the coaxial fixed mounting in outer end of second gear has the second hand wheel.

The utility model provides a pair of oil recovery well head lubricating arrangement, beneficial effect lies in: lubricating liquid is guided into the lubricating liquid storage box through the lubricating liquid guiding hopper, then guided into the lubricating liquid releasing pipe from the through hole, and guided into the well mouth from the flow limiting port; the corresponding first gear rotates by rotating the first hand wheel, so that the other first gear rotates reversely, the two adjusting plates move in the opposite direction or in the opposite direction, and the flow of the flow limiting port is adjusted; lubricated liquid release pipe and packing laminating, through the polymer that lubricated liquid release pipe released corresponding volume keep the well head sealed, this need not often to change the packing, reduce cost.

Drawings

Fig. 1 is a schematic structural diagram of a wellhead lubricating device of an oil production well provided by the utility model;

fig. 2 is a cross-sectional view of a wellhead lubricating device of an oil production well provided by the utility model;

fig. 3 is a schematic structural diagram of an adjusting mechanism of a wellhead lubricating device of an oil production well provided by the utility model;

fig. 4 is the utility model provides a production well head lubricating arrangement's wiper mechanism's schematic structure diagram.

In the figure: the lubricating fluid cleaning device comprises a lubricating fluid storage tank 1, a lubricating fluid introduction hopper 2, a filter element 21, a cleaning pipe 3, a lubricating fluid release pipe 4, an adjusting mechanism 5, a flow restriction plate 51, a flow restriction opening 52, an adjusting plate 53, a rack 54, a first gear 55, a first hand wheel 56, an oil well 6, a packing 61, a well fluid release pipe 7, a cleaning mechanism 11, a rotating sleeve 111, a toothed ring 112, a connecting rod 113, a second gear 114, a second hand wheel 115 and a cotton plate 116.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Example 1:

referring to fig. 1-3, a wellhead lubricating device for an oil production well comprises a lubricating fluid storage box 1, wherein a lubricating fluid inlet hopper 2 is fixedly installed at one end of the top of the lubricating fluid storage box 1, a filter element 21 is fixedly installed at the outlet end of the lubricating fluid inlet hopper 2, the filter element 21 is located on the inner side of the lubricating fluid storage box 1, a cleaning pipe 3 is fixedly installed at the other end of the top of the lubricating fluid storage box 1, a lubricating fluid release pipe 4 is fixedly installed inside the lubricating fluid storage box 1, a plurality of through holes are formed in the top end of the lubricating fluid release pipe 4, an adjusting mechanism 5 is installed at the bottom end of the inner side of the lubricating fluid release pipe 4, the adjusting mechanism 5 comprises a flow limiting plate 51 fixedly installed on the inner side of the lubricating fluid release pipe 4, a flow limiting port 52 is formed in the center of the flow limiting plate 51, adjusting plates 53 are slidably installed at two ends of the bottom of the flow limiting plate 51, and the bottom areas of the two adjusting plates 53 are equal to the cross-sectional area of the flow limiting port 52; racks 54 are fixedly mounted at the bottoms of the two adjusting plates 53, first gears 55 are meshed at the bottom ends of the two racks 54, the two first gears 55 are rotatably mounted in the lubricating liquid releasing pipe 4 through rotating shafts, and a first hand wheel 56 is coaxially and fixedly mounted at the outer end of any one first gear 55; the bottom of lubricating liquid release pipe 4 is oil well 6, and the inboard fixed mounting of oil well 6 has a plurality of packing 61, and the inboard laminating of the outside of lubricating liquid release pipe 4 bottom and packing 61, the bottom fixed mounting of oil well 6 has well liquid release pipe 7.

Lubricating liquid is introduced into the lubricating liquid storage box 1 through the lubricating liquid introduction hopper 2, then is introduced into the lubricating liquid release pipe 4 from the through hole, and is introduced into the well mouth from the flow restriction port 52; the flow of the flow restriction 52 is adjusted by rotating the first hand wheel 56 to rotate the corresponding first gear 55, so that the other first gear 55 rotates in the opposite direction, and the two adjusting plates 53 move toward or away from each other; lubricated liquid release pipe 4 and packing 61 laminating, the polymer that releases corresponding volume through lubricated liquid release pipe 4 keeps the well head sealed, and this need not often to change the packing, reduce cost.

Example 2:

referring to fig. 1-4, as another preferred embodiment of the present invention, the difference from embodiment 1 is that a cleaning mechanism 11 is installed inside a lubricating fluid storage tank 1, the cleaning mechanism 11 includes a rotating sleeve 111, the rotating sleeve 111 is rotatably installed inside the lubricating fluid storage tank 1, a plurality of connecting rods 113 are fixedly installed outside the rotating sleeve 111, a toothed ring 112 is fixedly installed at one end of each connecting rod 113 far away from the rotating sleeve 111, a cotton plate 116 is fixedly installed outside the toothed ring 112, the cotton plate 116 can be attached to the inner wall of the lubricating fluid storage tank 1, a second gear 114 is rotatably installed inside the lubricating fluid storage tank 1, the second gear 114 is engaged with the toothed ring 112, and a second wheel 115 is coaxially and fixedly installed at the outer end of the second gear 114. Make second gear 114 rotate through rotating second handle wheel 115, because second gear 114 and ring gear 112 intermeshing, so make ring gear 112 rotate to make cotton board 116 slide at the inner wall of lubricating fluid storage box 1, this has just realized wasing lubricating fluid storage box 1 inner wall, reduces the washing degree of difficulty, and it is more convenient to operate.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides an oil recovery well head lubricating arrangement, includes lubricating fluid storage box (1), the one end fixed mounting at lubricating fluid storage box (1) top has the leading-in fill of lubricating fluid (2), the exit end fixed mounting of the leading-in fill of lubricating fluid (2) has filter core (21), filter core (21) are located the inboard of lubricating fluid storage box (1), the other end fixed mounting at lubricating fluid storage box (1) top has scavenge pipe (3), its characterized in that, the inside fixed mounting of lubricating fluid storage box (1) has lubricating fluid release pipe (4), a plurality of through-holes have been seted up to the top of lubricating fluid release pipe (4), adjustment mechanism (5) are installed to the inboard bottom of lubricating fluid release pipe (4), adjustment mechanism (5) include restrictor plate (51), restrictor orifice (52) have been seted up to the central point of restrictor plate (51), the equal slidable mounting in both ends of current-limiting plate (51) bottom has regulating plate (53), two the equal fixed mounting in bottom of regulating plate (53) has rack (54), two the bottom of rack (54) all meshes first gear (55), two first gear (55) all rotates through the pivot and installs in lubricated liquid release pipe (4), arbitrary one the coaxial fixed mounting in outer end of first gear (55) has first hand wheel (56).

2. A wellhead lubricating device for a production well according to claim 1, characterized in that the bottom end of the lubricating fluid releasing pipe (4) is an oil well (6), a plurality of packing sets (61) are fixedly installed on the inner side of the oil well (6), the outer side of the bottom end of the lubricating fluid releasing pipe (4) is attached to the inner side of the packing sets (61), and the bottom end of the oil well (6) is fixedly installed with a well fluid releasing pipe (7).

3. A production well wellhead lubrication device according to claim 1, characterized in that the bottom area of the two regulating plates (53) is equal to the cross-sectional area of the restriction (52).

4. A wellhead lubricating device for a production well according to claim 1, characterized in that a cleaning mechanism (11) is installed on the inner side of the lubricating liquid storage tank (1), the cleaning mechanism (11) comprises a rotating sleeve (111), the rotating sleeve (111) is rotatably installed on the inner side of the lubricating liquid storage tank (1), a plurality of connecting rods (113) are fixedly installed on the outer side of the rotating sleeve (111), and a toothed ring (112) is fixedly installed at one end of each connecting rod (113) far away from the rotating sleeve (111).

5. A wellhead lubricating device for a production well according to claim 4, characterized in that a cotton plate (116) is fixedly mounted on the outer side of the toothed ring (112), the cotton plate (116) can be attached to the inner wall of the lubricating fluid storage tank (1), a second gear (114) is rotatably mounted inside the lubricating fluid storage tank (1), the second gear (114) is meshed with the toothed ring (112), and a second hand wheel (115) is coaxially and fixedly mounted on the outer end of the second gear (114).