CN217380501U - Scale-proof device for water injection well - Google Patents

Scale-proof device for water injection well Download PDF

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Publication number
CN217380501U
CN217380501U CN202220692330.1U CN202220692330U CN217380501U CN 217380501 U CN217380501 U CN 217380501U CN 202220692330 U CN202220692330 U CN 202220692330U CN 217380501 U CN217380501 U CN 217380501U
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China
Prior art keywords
cylinder
head
scraping
fixedly connected
water injection
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CN202220692330.1U
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Chinese (zh)
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赖孟笈
李苗
彭远进
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Sichuan Fulisida Petroleum Technology Development Co ltd
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Sichuan Fulisida Petroleum Technology Development Co ltd
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A20/00Water conservation; Efficient water supply; Efficient water use

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Abstract

The utility model provides a water injection well scale control ware, the electric iron comprises a cylinder body, the top side of cylinder is rotated and is connected with the installation cover, the inboard fixedly connected with driving motor of installation cover, driving motor's output fixed connection is in the top center department of cylinder. The utility model discloses in, be convenient for drive the first head of scraping in the side channel through the flexible degree that stretches out and draw forth of hydraulic telescoping cylinder, so that can make the first scale deposit on scraping the first touching wall of a well through adjustment hydraulic telescoping cylinder's flexible, and when needs are descaled to the water injection well of great bore, establish two casings through the surface cover at the cylinder, and fix the surface at the cylinder with both sides casing fast through the closing component, at this in-process, scrape overhead cover headgear to the first top side of scraping the head with the second, consequently, the first head of scraping of hydraulic telescoping cylinder drive of being convenient for is scraped the head and is driven at logical groove internal rotation by first scraping thereupon when removing, so that further enlarge the scale removal scope of the device, thereby be convenient for enlarge the device's application scope.

Description

Scale-proof device for water injection well
Technical Field
The utility model relates to a water injection well scale removal technical field especially relates to water injection well scale control ware.
Background
In the later stage of oil field development, the oil field generally reinjects the produced water from the slightly treated oil layer into the stratum to supplement the energy of the stratum and drive the residual oil. After the water well is reinjected with water for a certain time, the scale sheets are attached to the inner wall of the water distribution pipe column, and the problems of scale formation and sand burying of an eccentric hole of the water distributor, scale formation of a central channel and the like occur, so that the problems that an instrument cannot normally pass, a water nozzle cannot be put in, the accuracy of flow measurement is influenced and the like are caused.
At present, the existing mechanical descaling device for water injection wells cannot be used for descaling of water injection wells with single calibers, so that the mechanical descaling device can only be used for devices with different specifications and sizes when used for descaling of water injection wells with different calibers, the descaling cost is increased, the descaling progress can be greatly delayed by replacing the whole descaling device, and the working efficiency is reduced.
Therefore, there is a need to provide a water injection well scale preventer that solves the above technical problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing the scale preventer for the water injection well.
In order to solve the technical problem, the utility model provides a water injection well scale preventer, which comprises a cylinder body, wherein the top side of the cylinder body is rotationally connected with an installation sleeve, the inner side of the installation sleeve is fixedly connected with a driving motor, the output end of the driving motor is fixedly connected with the top center of the cylinder body, both ends of the outer side wall of the cylinder body are respectively provided with a lateral groove, two inner and top sides of the lateral grooves are respectively rotationally connected with a hydraulic telescopic cylinder, the piston ends of the two hydraulic telescopic cylinders are respectively rotationally connected with a first scraping head, the first scraping heads are rotationally connected with the inner bottom ends of the lateral grooves, the left and right sides of the outer surface of the cylinder body are respectively sleeved with a shell, the two shells are rotationally connected through a hinge, the edges of the two shells far away from the hinge are respectively and fixedly connected with a side frame, a closed assembly is respectively arranged between the upper side and the lower side of the two side frames, the positions of the outer side walls of the two shells are respectively provided with a through groove, two the interior bottom side that leads to the groove all rotates and is connected with the second and scrapes the head, two the second is scraped the head and is close to the first equal fixedly connected with in one side top of scraping the head and overlaps the head, and overlaps the top side that the head was located first scraping.
Preferably, a plurality of locating grooves are formed in the upper side and the lower side of the outer surface of the cylinder body, locating blocks are arranged on the positions, corresponding to the locating grooves, of the inner surface of the shell, and the locating blocks are embedded in the inner sides of the locating grooves.
Preferably, the inner bottom side of the side groove is obliquely arranged towards one side of the notch, and the piston end of the hydraulic telescopic cylinder is positioned at the inner bottom side of the side groove.
Preferably, the top end of the mounting sleeve is fixedly connected with a mounting seat.
Preferably, the closing component comprises a supporting cover and a worm, the supporting cover is fixedly connected to the back end of one side frame, the inner side of the supporting cover is uniformly rotatably connected with a worm wheel, each of the worm wheels is connected with a sliding rod in a sliding mode at the center of the sliding rod, the two ends of the sliding rod respectively extend to the outer sides of the supporting cover and the adjacent side frame, each of the sliding rods is connected with a bolt close to one end of the other side frame, the worm is rotatably connected to the inner side of the supporting cover, the two ends of the worm respectively extend to the outer side of the supporting cover and are fixedly connected with a hexagonal head, the back end of the side frame corresponds to a nut of the bolt, the inner side of the nut is communicated with the outer surface of the side frame, and the nut is in threaded connection with the bolt.
Preferably, one end, far away from the bolt, of each sliding rod is provided with a limiting block.
Compared with the prior art, the utility model provides a water injection well scale control utensil has following beneficial effect:
(1) the utility model provides a water injection well scale control ware, be convenient for drive the first head of scraping in the side channel through the flexible degree that stretches out and draws forth of hydraulic telescoping cylinder, so that can make the first scale deposit on scraping the first touching wall of a well through adjustment hydraulic telescoping cylinder's flexibility, and when needs are descaled to the water injection well of great bore, establish two casings through the surface cover at the cylinder, and fix the surface at the cylinder with both sides casing fast through closed assembly, at this in-process, scrape overhead cover headgear to the first top side of scraping the head with the second, consequently, the first head of scraping of hydraulic telescoping cylinder drive of being convenient for is scraped the second and is driven at logical inslot rotation by the first head of scraping thereupon when scraping the head and removing, so that further enlarge the device's scale removal scope, thereby be convenient for enlarge the device's application scope.
(2) The utility model provides a water injection well scale control ware, owing to only install the casing additional in the outside of cylinder, and casing and pullover simple structure, consequently easy to assemble compares in the direct change cylinder more can shorten handling time, is favorable to avoiding excessively hindering the construction progress.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the internal structure of the present invention;
fig. 3 is a schematic structural view of the position a of the present invention;
FIG. 4 is a schematic view of the internal structure of the support cover of the present invention;
fig. 5 is a schematic view of the three-dimensional structure of the positioning groove of the present invention.
Reference numbers in the figures: 1. a cylinder; 101. positioning a groove; 102. a side groove; 2. installing a sleeve; 3. a drive motor; 4. a mounting seat; 5. a hydraulic telescopic cylinder; 6. a first scraper head; 7. a housing; 701. a through groove; 702. positioning blocks; 8. a second scraping head; 9. sleeving heads; 10. a side frame; 11. a support housing; 12. a worm gear; 13. a slide bar; 14. a bolt; 15. a worm; 16. a hexagonal head; 17. and a nut.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and embodiments.
Referring to the attached drawings 1-5, the scale preventer for the water injection well comprises a cylinder body 1, a mounting sleeve 2 is rotatably connected to the top side of the cylinder body 1, a driving motor 3 is fixedly connected to the inner side of the mounting sleeve 2, the output end of the driving motor 3 is fixedly connected to the center of the top end of the cylinder body 1, side grooves 102 are respectively formed at two ends of the outer side wall of the cylinder body 1, hydraulic telescopic cylinders 5 are rotatably connected to the inner top sides of the two side grooves 102, first scraping heads 6 are rotatably connected to the piston ends of the two hydraulic telescopic cylinders 5, the first scraping heads 6 are rotatably connected to the inner bottom ends of the side grooves 102, housings 7 are respectively sleeved on the left side and the right side of the outer surface of the cylinder body 1, the two housings 7 are rotatably connected through hinges, side frames 10 are fixedly connected to the edges of the two housings 7 far away from the hinges, a closing assembly is respectively arranged between the upper side and the lower side of the two side frames 10, through grooves 701 are formed in positions, corresponding to the side walls of the two housings 7, the inner bottom sides of the two through grooves 701 are rotatably connected with second scraping heads 8, the tops of the two second scraping heads 8 close to the first scraping head 6 are fixedly connected with sleeve heads 9, and the sleeve heads 9 are sleeved on the top side of the first scraping head 6;
the first scraping head 6 in the side groove 102 can be driven to extend out to different degrees by the extension of the hydraulic telescopic cylinder 5, so that when the cylinder 1 is independently used and embedded into a small-caliber well, the first scraping head 6 can be made to touch scaling on a well wall by adjusting the extension of the hydraulic telescopic cylinder 5, the cylinder 1 can rotate underground by the driving of the driving motor 3 in the mounting sleeve 2, so that the first scraping heads 6 of two cases can rotate along with the cylinder for descaling, the normal construction is prevented from being influenced by the scaling, when the descaling is required to be carried out on a water injection well with a larger caliber, the two shells 7 are sleeved on the outer surface of the cylinder 1, the shells 7 on the two sides are rapidly fixed on the surface of the cylinder 1 by the closing assembly, in the process, the sleeve head 9 on the second scraping head 8 is sleeved to the top side of the first scraping head 6, and therefore, the second scraping head 8 is driven by the first scraping head 6 to rotate in the through groove 701 when the hydraulic telescopic cylinder 5 drives the first scraping head 6 to move, so as to further enlarge the scale removal range of the device, because the shell 7 is additionally arranged on the outer side of the column body 1, and the structures of the shell 7 and the sleeve head 9 are simple, the convenient installation is convenient, the assembly and disassembly time can be shortened compared with the direct replacement of the column body 1, and the excessive delay of the construction progress is avoided.
In a further scheme, a plurality of positioning grooves 101 are respectively arranged at the upper side and the lower side of the outer surface of the cylinder body 1, positioning blocks 702 are respectively arranged at the positions of the inner surfaces of the two shells 7 corresponding to the positioning grooves 101, the positioning blocks 702 are embedded at the inner sides of the positioning grooves 101,
through adopting above-mentioned technical scheme, be convenient for make casing 7 spacing at the surface of cylinder 1 through the gomphosis of locating piece 702 with constant head tank 101, be favorable to making things convenient for the installation of pullover 9 on first scraping head 6, also be convenient for avoid casing 7 to take place to rotate on the surface of cylinder 1 simultaneously.
In a further proposal, the inner bottom side of the side groove 102 is obliquely arranged towards the side of the notch, the piston end of the hydraulic telescopic cylinder 5 is positioned at the inner bottom side of the side groove 102,
by adopting the technical scheme, the piston end of the hydraulic telescopic cylinder 5 is inclined towards the notch of the side groove 102 through the arrangement, so that when the piston end of the hydraulic telescopic cylinder 5 extends out, the piston can directly push the first scraping head 6 to move out of the side groove 102, and the hydraulic telescopic cylinder 5 is prevented from pushing the first scraping head 6 towards the inner side of the side groove 102.
In a further proposal, the top end of the mounting sleeve 2 is fixedly connected with a mounting seat 4,
by adopting the technical scheme, the installation seat 4 can be conveniently and integrally fixed on equipment for hoisting and supporting.
In a further scheme, the closing assembly comprises a supporting cover 11 and a worm 15, the supporting cover 11 is fixedly connected to the back end of one side frame 10, the inner side of the supporting cover 11 is uniformly and rotatably connected with a worm wheel 12, the center of each worm wheel 12 is slidably connected with a sliding rod 13, two ends of each sliding rod 13 respectively extend to the outer sides of the supporting cover 11 and the adjacent side frame 10, one end of each sliding rod 13, which is close to the other side frame 10, is fixedly connected with a bolt 14, the worm 15 is rotatably connected to the inner side of the supporting cover 11, two ends of the worm 15 respectively extend to the outer side of the supporting cover 11 and are fixedly connected with a hexagon head 16, the back end of the other side frame 10 is fixedly connected with a nut 17 corresponding to the position of the bolt 14, the inner side of the nut 17 is communicated with the outer surface of the side frame 10, the nut 17 is in threaded connection with the bolt 14,
by adopting the technical scheme, the worm 15 can be driven to rotate on the inner side of the support cover 11 by rotating the hexagonal head 16 on any side, the worm 15 simultaneously drives each worm wheel 12 to rotate, then the worker simultaneously pushes each bolt 14 to one side of the nut 17 through the plate body, so that each bolt 14 is respectively abutted to the corresponding bolt 14, and therefore each bolt 14 can be simultaneously screwed into the corresponding nut 17 along with the rotation of the worm wheel 12, so that the screwing of multiple groups of bolts 14 and the nut 17 can be conveniently and rapidly completed, and the closing between the shells 7 on the two sides can be accelerated.
In a further scheme, one end of each sliding rod 13 far away from the bolt 14 is provided with a limiting block,
through adopting above-mentioned technical scheme, the setting of stopper can avoid slide bar 13 to drop from worm wheel 12 and support cover 11 in.
The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.

Claims (6)

1. A scale preventer for a water injection well is characterized by comprising a cylinder (1), wherein a mounting sleeve (2) is rotatably connected to the top side of the cylinder (1), a driving motor (3) is fixedly connected to the inner side of the mounting sleeve (2), the output end of the driving motor (3) is fixedly connected to the center of the top end of the cylinder (1), side grooves (102) are respectively formed in two ends of the outer side wall of the cylinder (1), two hydraulic telescopic cylinders (5) are respectively and rotatably connected to the inner top side of the side grooves (102), the piston ends of the two hydraulic telescopic cylinders (5) are respectively and rotatably connected with a first scraping head (6), the first scraping heads (6) are rotatably connected with the inner bottom end of the side grooves (102), casings (7) are respectively sleeved on the left side and the right side of the outer surface of the cylinder (1), the two casings (7) are rotatably connected with each other through hinges, and the two casings (7) are respectively and fixedly connected with a side frame (10) at the edge far away from the hinges, two all be provided with closed subassembly between the upper and lower both sides of limit frame (10), two logical groove (701), two have been seted up to the position that the lateral wall of casing (7) corresponds side channel (102) the interior bottom side that leads to groove (701) all rotates and is connected with the second and scrapes head (8), two head (8) are scraped to the second and are close to the first equal fixedly connected with in one side top of scraping head (6) pullover (9), and pullover (9) cover locate the first top side of scraping head (6).
2. The antiscaling device for a water injection well according to claim 1, wherein a plurality of positioning grooves (101) are formed in both the upper and lower sides of the outer surface of the cylinder (1), positioning blocks (702) are disposed on the inner surfaces of the two housings (7) at positions corresponding to the positioning grooves (101), and the positioning blocks (702) are embedded inside the positioning grooves (101).
3. Water injection well scale control according to claim 1, characterized in that the inner bottom side of the side groove (102) is arranged inclined towards the side of the notch and the piston end of the hydraulic telescopic cylinder (5) is located at the inner bottom side of the side groove (102).
4. Water injection well antiscaling device according to claim 1, wherein a mounting seat (4) is fixedly connected to the top end of the mounting sleeve (2).
5. The antiscaling device for the water injection well according to claim 1, wherein the closure assembly comprises a support cover (11) and a worm (15), the support cover (11) is fixedly connected to the back end of one of the side frames (10), worm gears (12) are uniformly and rotatably connected to the inner side of the support cover (11), a sliding rod (13) is slidably connected to the center of each worm gear (12), both ends of the sliding rod (13) extend to the outer sides of the support cover (11) and the adjacent side frame (10), a bolt (14) is fixedly connected to one end of each sliding rod (13) close to the other side frame (10), the worm (15) is rotatably connected to the inner side of the support cover (11), both ends of the worm (15) extend to the outer side of the support cover (11) and are fixedly connected with a hexagon head (16), and a nut (17) is fixedly connected to the back end of the other side frame (10) corresponding to the position of the bolt (14), the inner side of the nut (17) is communicated with the outer surface of the side frame (10), and the nut (17) is in threaded connection with the bolt (14).
6. Scale control device for a water injection well according to claim 5, wherein each slide bar (13) is provided with a stop block at its end remote from the bolt (14).
CN202220692330.1U 2022-03-18 2022-03-18 Scale-proof device for water injection well Active CN217380501U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202220692330.1U CN217380501U (en) 2022-03-18 2022-03-18 Scale-proof device for water injection well

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202220692330.1U CN217380501U (en) 2022-03-18 2022-03-18 Scale-proof device for water injection well

Publications (1)

Publication Number Publication Date
CN217380501U true CN217380501U (en) 2022-09-06

Family

ID=83105319

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202220692330.1U Active CN217380501U (en) 2022-03-18 2022-03-18 Scale-proof device for water injection well

Country Status (1)

Country Link
CN (1) CN217380501U (en)

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