CN209277854U - A kind of sucker rod paraffin scraper free of cleaning - Google Patents
A kind of sucker rod paraffin scraper free of cleaning Download PDFInfo
- Publication number
- CN209277854U CN209277854U CN201822160725.3U CN201822160725U CN209277854U CN 209277854 U CN209277854 U CN 209277854U CN 201822160725 U CN201822160725 U CN 201822160725U CN 209277854 U CN209277854 U CN 209277854U
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- pipe fitting
- threaded hole
- hole
- groove
- bull stick
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Abstract
The utility model relates to arrive a kind of paraffin removal unit field, and in particular to arrive a kind of sucker rod paraffin scraper free of cleaning.Including pipe fitting, the top and bottom of pipe fitting are provided with sealing device, and the middle part of pipe fitting is symmetrically set with wax scraping apparatus according to its axle center, and the stabilising arrangement for preventing scraper from lateral displacement occurring because of vibration is provided on the wax scraping apparatus.The utility model, structure is simple, easy to operate, and wax removal effect is good, the operation is stable, can prevent the displacement for making scraper that transverse direction occur because of shake.
Description
Technical field
The utility model relates to arrive a kind of paraffin removal unit field, and in particular to arrive a kind of sucker rod paraffin scraper free of cleaning.
Background technique
At present mining site, field use rod scraper mainly by the parts such as rubber tube clamper and paraffin cutting rubber tube group
At.When workover treatment plays sucker rod, installation rod scraper above proposes pumping on production tree, making sucker rod pass through rubber tube
When beam hanger, the crude oil and cement on sucker rod outer wall are wiped off under the extruding force effect of rubber tube, when rod collar reaches
When paraffin cutting rubber tube, rubber tube is pressurized, by the elastic deformation of rubber, rod collar safety.But filed application table
It is bright, since extruding force of the paraffin cutting rubber tube to sucker rod is unadjustable, cause the crude oil that can only scrape off sucker rod outer wall and more loose
Soft cement can not scrape off the cementing finer and close wax of its outer wall, asphalitine and colloid, oil pumping when being unable to reach workover treatment
The effect of the thorough wax removal of bar.
Utility model content
The technical problem to be solved by the utility model is to a kind of wax removal effect is good, the sucker rod of the operation is stable is free of cleaning
Paraffin scraper.
To achieve the goals above, technical solution provided by the utility model is:
A kind of sucker rod paraffin scraper free of cleaning, including pipe fitting, the top and bottom of pipe fitting are provided with sealing device, pipe fitting
Middle part wax scraping apparatus is symmetrically set with according to its axle center, be provided on the wax scraping apparatus prevent scraper because vibration and
The stabilising arrangement of lateral displacement occurs；
The sealing device includes the first threaded hole for being provided with inner edge at pipe fitting nozzle, and the internal diameter of the first threaded hole is greater than
The internal diameter of pipe fitting is provided with the rubber ring that outer rim is contacted with inner rim in the first threaded hole, and the first threaded hole internal screw thread is connected with
Pressing plate, the first threaded hole internal screw thread are connected with the pressure cap of stable pressing plate.
Specifically, the wax scraping apparatus includes being fixed on the casing in the middle part of pipe fitting and communicated therewith, the axle center of casing and pipe
The axis perpendicular of part and intersection are provided with connecting rod in casing, slip ring are fixed on connecting rod, slip ring outer rim is matched with the sliding of casing inner edge
It closes, connecting rod is threaded with stable block on casing one end far from pipe fitting, surely towards scraper is fixed on one end of inside pipe fitting
Determine to offer the second threaded hole on block, the second threaded hole internal screw thread is connected with screw rod, and screw rod one end is hinged with connecting rod, and screw rod is another
The bull stick of the coaxial heart is fixed on one end, bull stick one end extends to outside the second threaded hole, extends to outside the second threaded hole
The bull stick in portion couples with runner spline.
Specifically, the stabilising arrangement includes being provided with the first groove stablized in block above the second threaded hole, first is recessed
Slot is connected to the second threaded hole, and the rack gear of teeth downward is provided in the first groove, and rack gear is slidably matched with the first groove,
Gear is fixed on bull stick in second threaded hole, the teeth of gear are engaged with the teeth of rack gear, and rack gear is upper with the first groove
Cell wall is connected by tension spring, is provided with vertical square hole on the stabilization block above the first groove, is set on the stabilization block above square hole
It is equipped with lateral blind hole, square hole is connected to blind hole and the first groove, and sliding is provided with square bar in square hole, and square bar lower end is fixed with rack gear
Connection, square bar upper surface are close to the side inclined-plane inclined downward of runner, and sliding is provided with mandril in blind hole, mandril with it is blind
The bottom hole in hole is connected by second spring, and mandril one end extends to outside blind hole and contacts with the end face of runner, on the outside of runner
It is fixed with baffle on bull stick one end, the first spring, square bar upper end and mandril outer rim are arranged on the bull stick between baffle and runner
It contacts, offers the second groove below mandril one end in blind hole.
Specifically, the pressure cap lower end of the lower section sealing device is fixed with the connecting flange concentric with pipe fitting.
Compared with prior art, the utility model has the following beneficial effects:
The utility model, structure is simple, easy to operate, and wax removal effect is good, the operation is stable, can prevent from making because of shake
The displacement of scraper generation transverse direction.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
Fig. 2 is the enlarged drawing of a-quadrant in Fig. 1.
Parts title in attached drawing are as follows:
1, runner, 2, stable block, 3, screw rod, 4, casing, 5, pressure cap, 6, pipe fitting, 7, second spring, 8, pressing plate, 9, rubber
Ring, 10, connecting flange, 11, connecting rod, 12, scraper, 13, slip ring, the 14, first threaded hole, 15, bull stick, 16, baffle, 17, first
Spring, 18, gear, 19, rack gear, 20, square bar, 21, square hole, the 22, first groove, 23, mandril, 24, tension spring, the 25, second spiral shell
Pit, 26, blind hole, the 27, second groove.
Specific embodiment
As shown in Figs. 1-2, a kind of sucker rod paraffin scraper free of cleaning, including pipe fitting 6, which is characterized in that the upper end of pipe fitting 6 and
Lower end is provided with sealing device, and the middle part of pipe fitting 6 is symmetrically set with wax scraping apparatus, the wax scraping apparatus according to its axle center
On be provided with and prevent scraper 12 stabilising arrangement of lateral displacement occurs because of vibration.
The sealing device includes the first threaded hole 14 for being provided with inner edge at 6 nozzle of pipe fitting, the first threaded hole 14 it is interior
Diameter is greater than the internal diameter of pipe fitting 6, is provided with the rubber ring 9 that outer rim is contacted with inner rim, the first threaded hole 14 in the first threaded hole 14
Internal screw thread is connected with pressing plate 8, and 14 internal screw thread of the first threaded hole is connected with the pressure cap 5 of stable pressing plate 8, the lower section sealing device
5 lower end of pressure cap is fixed with the connecting flange 10 concentric with pipe fitting 6.
The wax scraping apparatus includes the casing 4 for being fixed on 6 middle part of pipe fitting and communicating therewith, axle center and the pipe fitting 6 of casing 4
Axis perpendicular and intersection are provided with connecting rod 11 in casing 4, and slip ring 13,13 outer rim of slip ring and 4 inner edge of casing are fixed on connecting rod 11
It is slidably matched, connecting rod 11 is towards scraper 12 is fixed on one end inside pipe fitting 6, and screw thread connects on 4 one end of casing far from pipe fitting 6
It is connected to stable block 2, stablizes and offers the second threaded hole 25 on block 2,25 internal screw thread of the second threaded hole is connected with screw rod 3, screw rod 3 one
End is hinged with connecting rod 11, the bull stick 15 of the coaxial heart is fixed on 3 other end of screw rod, 15 one end of bull stick extends to the second spiral shell
Outside pit 25, the bull stick 15 extended to outside the second threaded hole 25 couples with 1 spline of runner.
The stabilising arrangement includes being provided with the first groove 22 stablized in block 2 above the second threaded hole 25, the first groove
22 are connected to the second threaded hole 25, and the rack gear 19 of teeth downward, rack gear 19 and the first groove are provided in the first groove 22
22 are slidably matched, and gear 18 is fixed on the bull stick 15 in the second threaded hole 25, and the teeth of gear 18 and the teeth of rack gear 19 are nibbled
It closes, rack gear 19 is connect with the upper cell wall of the first groove 22 by tension spring 24, is provided on the stabilization block 2 of 22 top of the first groove
Vertical square hole 21 is provided with lateral blind hole 26 on the stabilization block 2 of the top of square hole 21, and it is recessed that square hole 21 is connected to blind hole 26 and first
Slot 22, the interior sliding of square hole 21 are provided with square bar 20, and 20 lower end of square bar is fixedly connected with rack gear 19, and 20 upper surface of square bar is close turns
The side inclined-plane inclined downward of wheel 1, sliding is provided with mandril 23 in blind hole 26, and the bottom hole of mandril 23 and blind hole 26 passes through the
The connection of two springs 7,23 one end of mandril extend to 26 outside of blind hole and contact with the end face of runner 1, the bull stick 15 1 in 1 outside of runner
It is fixed with baffle 16 on end, the first spring 17,20 upper end of square bar and mandril are arranged on the bull stick 15 between baffle 16 and runner 1
23 outer rims contact, and offer the second groove 27 below 23 one end of mandril in blind hole 262.
When the utility model is used, by connecting flange 10 and big four flanged joint, lifting sub is connect with sucker rod,
It above mentions lifting sub to introduce sucker rod in pipe fitting 6, the scraper 12 of two sides is then adjusted, when scraper 12 adjusts, so that runner 1
Far from stablizing block 2, the first spring 17 is compressed, and second spring 7 moves mandril 23 to 26 outside direction of blind hole, when second recessed
When slot 27 is located at 21 top of square hole, tension spring 24 makes 19 uplink of rack gear, and 21 upper end of square bar extends in blind hole 26, rack gear 19
Teeth are separated with the teeth of gear 18, at this time rotating wheel 1, and runner 1 rotates screw rod 3 by bull stick 15, so that even
Scraper 12 on bar 11 is close to sucker rod, and when scraper 12 is contacted with sucker rod outer rim, release runner 1, the first spring 17 to turn
Wheel 1 is close to block 2 is stablized, and runner 1 moves mandril 23 into blind hole 26, and second spring 7 is compressed, when mandril 23 and square bar
After 20 upper end contact of incline plane, mandril 23 makes square bar 20 with 19 downlink of carry-over bar, and tension spring 24 is stretched, until rack gear 19
Teeth are engaged with the teeth of gear 18, and bull stick 15 is stablized at this time, are prevented from rotating screw rod 3, are led to scraper
12 generate lateral displacement.When above mentioning sucker rod, scraper 12 can strike off the greasy dirt on sucker rod, meanwhile, rubber ring 9 can be into
One step strikes off the greasy dirt of sucker rod outer rim.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Made any modifications, equivalent replacements, and improvements etc., should be included in the utility model within the spirit and principle of utility model
Protection scope within.
Claims (4)
1. a kind of sucker rod paraffin scraper free of cleaning, including pipe fitting (6), which is characterized in that the top and bottom of pipe fitting (6) are respectively provided with
There is sealing device, the middle part of pipe fitting (6) is symmetrically set with wax scraping apparatus according to its axle center, is provided on the wax scraping apparatus
Prevent scraper (12) from the stabilising arrangement of lateral displacement occurring because of vibration；
The sealing device includes the first threaded hole (14) for being provided with inner edge at pipe fitting (6) nozzle, the first threaded hole (14)
Internal diameter is greater than the internal diameter of pipe fitting (6), is provided with the rubber ring (9) that outer rim is contacted with inner rim in the first threaded hole (14), and first
Threaded hole (14) internal screw thread is connected with pressing plate (8), and the first threaded hole (14) internal screw thread is connected with the pressure cap (5) of stable pressing plate (8).
2. a kind of sucker rod paraffin scraper free of cleaning according to claim 1, which is characterized in that the wax scraping apparatus includes fixing
In the casing (4) pipe fitting (6) middle part and communicated therewith, the axle center of casing (4) and the axis perpendicular of pipe fitting (6) and intersection, casing
(4) it is provided with connecting rod (11), is fixed on connecting rod (11) slip ring (13) in, slip ring (13) outer rim is matched with the sliding of casing (4) inner edge
It closes, connecting rod (11) is towards being fixed with scraper (12) on the internal one end of pipe fitting (6), spiral shell on casing (4) one end far from pipe fitting (6)
Line is connected with stable block (2), is stablized and is offered the second threaded hole (25) on block (2), the second threaded hole (25) internal screw thread is connected with
Screw rod (3), screw rod (3) one end are hinged with connecting rod (11), and the bull stick of the coaxial heart is fixed on screw rod (3) other end
(15), bull stick (15) one end extends to the second threaded hole (25) outside, extends to the external bull stick (15) of the second threaded hole (25)
Couple with runner (1) spline.
3. a kind of sucker rod paraffin scraper free of cleaning according to claim 1, which is characterized in that the stabilising arrangement includes opening up
Stablize the first groove (22) in block (2) above the second threaded hole (25), the first groove (22) and the second threaded hole (25) are even
It is logical, it is provided with the rack gear (19) of teeth downward in the first groove (22), rack gear (19) is slidably matched with the first groove (22),
It is fixed with gear (18) on bull stick (15) in second threaded hole (25), the teeth of gear (18) and the teeth of rack gear (19) are nibbled
It closes, rack gear (19) is connect with the upper cell wall of the first groove (22) by tension spring (24), the stabilization block (2) above the first groove (22)
On be provided with vertical square hole (21), be provided with lateral blind hole (26) on the stabilization block (2) above square hole (21), square hole (21)
It is connected to blind hole (26) and the first groove (22), sliding is provided with square bar (20) in square hole (21), square bar (20) lower end and rack gear
(19) it is fixedly connected, square bar (20) upper surface is the sliding in the side inclined-plane inclined downward of runner (1), blind hole (26)
It is provided with mandril (23), mandril (23) is connect with the bottom hole of blind hole (26) by second spring (7), and mandril (23) one end extends to
Blind hole (26) is external and contacts with the end face of runner (1), is fixed with baffle (16) on bull stick (15) one end on the outside of runner (1),
It is arranged with the first spring (17) on bull stick (15) between baffle (16) and runner (1), square bar (20) upper end and mandril (23) are outside
Edge contacts, and offers the second groove (27) below mandril (23) one end in blind hole (262).
4. a kind of sucker rod paraffin scraper free of cleaning according to claim 1, which is characterized in that the pressure of the lower section sealing device
Cap (5) lower end is fixed with and pipe fitting (6) concentric connecting flange (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822160725.3U CN209277854U (en) | 2018-12-22 | 2018-12-22 | A kind of sucker rod paraffin scraper free of cleaning |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822160725.3U CN209277854U (en) | 2018-12-22 | 2018-12-22 | A kind of sucker rod paraffin scraper free of cleaning |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209277854U true CN209277854U (en) | 2019-08-20 |
Family
ID=67612243
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822160725.3U Active CN209277854U (en) | 2018-12-22 | 2018-12-22 | A kind of sucker rod paraffin scraper free of cleaning |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209277854U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113047812A (en) * | 2021-04-21 | 2021-06-29 | 濮阳市元亨利通石油机械有限公司 | Spring type casing scraper |
-
2018
- 2018-12-22 CN CN201822160725.3U patent/CN209277854U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113047812A (en) * | 2021-04-21 | 2021-06-29 | 濮阳市元亨利通石油机械有限公司 | Spring type casing scraper |
| CN113047812B (en) * | 2021-04-21 | 2022-11-25 | 濮阳市元亨利通石油机械有限公司 | Spring type casing scraper |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Fan Chuanyong Inventor after: Liu Xicai Inventor after: Zong Shanshan Inventor before: Wang Xiangming Inventor before: Fan Chuanyong Inventor before: Qi Lantao Inventor before: Liu Xicai Inventor before: Zong Shanshan |