CN204283348U - The external scraper device of a kind of oil-extractor polish-rod - Google Patents
The external scraper device of a kind of oil-extractor polish-rod Download PDFInfo
- Publication number
- CN204283348U CN204283348U CN201420731366.1U CN201420731366U CN204283348U CN 204283348 U CN204283348 U CN 204283348U CN 201420731366 U CN201420731366 U CN 201420731366U CN 204283348 U CN204283348 U CN 204283348U
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- rod
- hoop
- scraping block
- adjusting screw
- oil
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Abstract
The utility model discloses the external scraper device of a kind of oil-extractor polish-rod, comprise: top hoop, the bottom hoop (2) be fastenedly connected by slips (4) and top hoop and to be positioned over inside the hoop of described top and to be regulated the scraping block of oil-extractor polish-rod and its elasticity by adjusting screw(rod), this oil-extractor polish-rod external scraper device structure is simple, easy for installation, avoid the incrustation scale on polished rod to the wearing and tearing of sealed packing, and realize the automatic removing of incrustation scale, reduce the labour intensity of workman.
Description
Technical field
The utility model relates to oil-pumping equipment in oil field attachment technique field, specifically provides the external scraper device of a kind of oil-extractor polish-rod.
Background technology
The easy scaling of oil-extractor polish-rod, reduce the smooth degree on polished rod surface, increase the degree of wear of sealed packing in polished rod sealer, reduce the application life of polished rod sealer, often cause well head packing serious wear and seepage crude oil pollution well head environment, therefore, often need to stop well and add packing, have impact on oil well to drive a well timeliness, reduce oily well yield.Usual polished rod scale removal is that after shutting down, artificial file or steel wire process, and remove not thorough, processing ease hurts operative employee, there is potential safety hazard, and wastes time and energy, and labour intensity is large.
Therefore, how to avoid adding packing through often shut-down well, the labour intensity reducing workman becomes people's problem demanding prompt solution.
Utility model content
Given this, the purpose of this utility model is to provide a kind of oil-extractor polish-rod external scraper device, to avoid the incrustation scale on polished rod to the wearing and tearing of sealed packing, and realizes the automatic removing of incrustation scale, reduces the labour intensity of workman.
The technical scheme that the utility model provides is: the external scraper device of a kind of oil-extractor polish-rod, is characterized in that, comprising: the external scraper device of a kind of oil-extractor polish-rod, is characterized in that, comprising:
Top hoop, comprise the first semi-circular shape hoop 11 and the second semi-circular shape hoop 12 of annular can be combined to form with described first semi-circular shape hoop 11, wherein, described first semi-circular shape hoop 11 sidepiece offers the first tapped through hole, and described second semi-circular shape hoop 12 sidepiece is offered and described first tapped through hole the second tapped through hole on the same line;
Bottom hoop 2, in annular, is involutory with described top hoop, and by slips 4, both are fastening;
Scraping block, comprise the first scraping block 31 and the second scraping block 32 with semicircle cambered surface, wherein, the diameter compatible of the arc surface that described first scraping block 31 and the second scraping block 32 are combined to form and oil-extractor polish-rod closes, wherein, described scraping block is positioned over inside the hoop of described top, and the second adjusting screw(rod) 16 passing through the first adjusting screw(rod) 15 through the first tapped through hole of described first semi-circular shape hoop 11 and the second tapped through hole through described second semi-circular shape hoop 12 regulates the elasticity of described first scraping block 31 and the second scraping block 32 and polished rod.
Preferably, described top hoop and described bottom hoop 2 connecting portion are provided with 2 semicircle steel rings.
Further preferably, described first scraping block 31 and described second scraping block 32 sidepiece are respectively arranged with the holding section with described first adjusting screw(rod) 15 and described second adjusting screw(rod) 16 matching ends.
Further preferably, described holding section is the internal thread matched with described first adjusting screw(rod) 15 and described second adjusting screw(rod) 16 that described first scraping block 31 is arranged with the second scraping block 32 sidepiece.
Further preferably, described holding section be the projection that arranges of described first adjusting screw(rod) 15 and described second adjusting screw(rod) 16 end and be arranged at described first scraping block 31 and the second scraping block 32 sidepiece and the groove matched with the projection that described first adjusting screw(rod) 15 and described second adjusting screw(rod) 16 end are arranged.
Further preferably, described bottom hoop 2 is fixedly installed on wellhead packing box top.
Further preferably, described slips 4 for passing through pinned connection in side, side by bolt and nut connect can folding slips.
The external scraper device of the oil-extractor polish-rod that the utility model provides, by slips the bottom hoop be fixedly connected with packing box top clamped with top hoop and be connected, the inner side of annular top hoop is provided with the scraping block of closing with oil-extractor polish-rod matching size, and described scraping block regulates the elasticity of scraping block and polished rod by adjusting screw(rod), realize polished rod in the process of moving up and down, struck off the dirt on polished rod by the friction of scraping block and polished rod.
The external scraper device of the oil-extractor polish-rod that the utility model provides, structure is simple, easy for installation, avoids the incrustation scale on oil-extractor polish-rod to the wearing and tearing of sealed packing, and realizes the automatic removing of incrustation scale, reduces the labour intensity of workman.
Accompanying drawing explanation
below in conjunction with drawings and the embodiments, the utility model is described in further detail:
Fig. 1 is the stereogram of the external scraper device of oil-extractor polish-rod;
Fig. 2 is the sectional drawing of the external scraper device of oil-extractor polish-rod;
Fig. 3 is the top view of the external scraper device of oil-extractor polish-rod.
Detailed description of the invention
Below in conjunction with specific embodiment, the utility model is further explained, but does not limit to the utility model.
As Fig. 1, 2, 3 are depicted as the external scraper device of a kind of oil-extractor polish-rod, comprise: top hoop, the annular bottom hoop 2 be fastenedly connected by slips 4 and top hoop and to be positioned over inside the hoop of described top and to be regulated the scraping block of polished rod and its elasticity by adjusting screw(rod), wherein, described top hoop comprises the first semi-circular shape hoop 11 and can be combined to form the second semi-circular shape hoop 12 of annular with described first semi-circular shape hoop 11, wherein, described first semi-circular shape hoop 11 sidepiece offers the first tapped through hole, described second semi-circular shape hoop 12 sidepiece is offered and described first tapped through hole the second tapped through hole on the same line, described scraping block, comprise the first scraping block 31 and the second scraping block 32 with semicircle cambered surface, wherein, the diameter compatible of the arc surface that described first scraping block 31 and the second scraping block 32 are combined to form and oil-extractor polish-rod closes, scraping block 32 is regulated by the second adjusting screw(rod) 16 of the first adjusting screw(rod) 15 through the first tapped through hole of described first semi-circular shape hoop 11 and the second tapped through hole through described second semi-circular shape hoop 12 with the elasticity of polished rod, by rotate the first adjusting screw(rod) 15 and the second adjusting screw(rod) 16 and make its end and the first scraping block 31 and the second scraping block 32 connects or from, realize the adjustment of the elasticity of scraping block and polished rod, described slips 4 is preferably side and passes through pinned connection, side by bolt and nut connect can folding slips, wherein, for the ease of scraping dirt, described first scraping block 32 and the second scraping block 32 can be arranged to the contacting surface of polished rod the bidentate line chopping system, surface becomes latticed.
In order to easy for installation, described top hoop, scraping block are divided into two parts, wherein, described bottom hoop is fixedly installed in wellhead packing box top, and by slips it is clamped with top hoop and be connected, in addition, the inner side of annular top hoop is provided with the scraping block of closing with polished rod matching size, and described scraping block is by regulating the elasticity of scraping block and polished rod through the adjusting screw(rod) of top hoop side thread through hole, realize moving up and down in process at polished rod, struck off the dirt on polished rod by the friction of scraping block and polished rod.
In order to improve the tightness of top hoop and bottom hoop 2, as the improvement of technical scheme, described top hoop and described bottom hoop 2 connecting portion are provided with 2 semicircle steel rings (not marking in figure).
In order to better regulate the elasticity of scraping block and polished rod and ensure the relative fixing of scraping block and hoop position, top, as the further improvement of technical scheme, described first scraping block 31 and described second scraping block 32 sidepiece are respectively arranged with the holding section with described first adjusting screw(rod) 15 and described second adjusting screw(rod) 16 matching ends, wherein, the structure of described holding section is not specifically limited, as long as the engaging of the first scraping block 31 and described first adjusting screw(rod) 15 and described second scraping block 32 and described second adjusting screw(rod) 16 can be realized, provide two kinds of preferred snap fit below:
1, described holding section is the internal thread matched with described first adjusting screw(rod) 15 and described second adjusting screw(rod) 16 that described first scraping block 31 is arranged with the second scraping block 32 sidepiece.
2, described holding section be the projection that arranges of described first adjusting screw(rod) 15 and described second adjusting screw(rod) 16 end and be arranged at described first scraping block 31 and the second scraping block 32 sidepiece and the groove matched with the projection that described first adjusting screw(rod) 15 and described second adjusting screw(rod) 16 end are arranged.
Detailed description of the invention of the present utility model carries out writing according to the mode of going forward one by one, and highlight the difference of each embodiment, its similar portion can cross-reference.
By reference to the accompanying drawings embodiment of the present utility model is elaborated above, but the utility model is not limited to above-mentioned embodiment, in the ken that those of ordinary skill in the art possess, various change can also be made under the prerequisite not departing from the utility model aim.
Claims (7)
1. the external scraper device of oil-extractor polish-rod, is characterized in that, comprising:
Top hoop, comprise the first semi-circular shape hoop (11) and the second semi-circular shape hoop (12) of annular can be combined to form with described first semi-circular shape hoop (11), wherein, described first semi-circular shape hoop (11) sidepiece offers the first tapped through hole, and described second semi-circular shape hoop (12) sidepiece is offered and described first tapped through hole the second tapped through hole on the same line;
Bottom hoop (2), in annular, is involutory with described top hoop, and by slips (4), both are fastening;
Scraping block, comprise the first scraping block (31) with semicircle cambered surface and the second scraping block (32), wherein, the diameter compatible of the arc surface that described first scraping block (31) and the second scraping block (32) are combined to form and oil-extractor polish-rod closes, wherein, described scraping block is positioned over inside the hoop of described top, and the second adjusting screw(rod) (16) passing through the first adjusting screw(rod) (15) through the first tapped through hole of described first semi-circular shape hoop (11) and the second tapped through hole through described second semi-circular shape hoop (12) regulates the elasticity of described first scraping block (31) and the second scraping block (32) and polished rod.
2. according to the external scraper device of oil-extractor polish-rod according to claim 1, it is characterized in that: described top hoop and described bottom hoop (2) connecting portion are provided with 2 semicircle steel rings.
3. according to the external scraper device of oil-extractor polish-rod according to claim 1, it is characterized in that: described first scraping block (31) and described second scraping block (32) sidepiece are respectively arranged with the holding section with described first adjusting screw(rod) (15) and described second adjusting screw(rod) (16) matching ends.
4. according to the external scraper device of oil-extractor polish-rod according to claim 3, it is characterized in that: described holding section is the internal thread matched with described first adjusting screw(rod) (15) and described second adjusting screw(rod) (16) that described first scraping block (31) is arranged with the second scraping block (32) sidepiece.
5., according to the external scraper device of oil-extractor polish-rod according to claim 3, it is characterized in that: described holding section be the projection that arranges of described first adjusting screw(rod) (15) and described second adjusting screw(rod) (16) end and be arranged at described first scraping block (31) and the second scraping block (32) sidepiece and the groove matched with the projection that described first adjusting screw(rod) (15) and described second adjusting screw(rod) (16) end are arranged.
6. according to the external scraper device of oil-extractor polish-rod according to claim 1, it is characterized in that: described bottom hoop (2) is fixedly installed on wellhead packing box top.
7., according to the arbitrary described external scraper device of oil-extractor polish-rod of claim 1 to 6, it is characterized in that: described slips (4) for side is by pinned connection, side by bolt and nut connect can folding slips.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420731366.1U CN204283348U (en) | 2014-11-26 | 2014-11-26 | The external scraper device of a kind of oil-extractor polish-rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420731366.1U CN204283348U (en) | 2014-11-26 | 2014-11-26 | The external scraper device of a kind of oil-extractor polish-rod |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204283348U true CN204283348U (en) | 2015-04-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420731366.1U Expired - Fee Related CN204283348U (en) | 2014-11-26 | 2014-11-26 | The external scraper device of a kind of oil-extractor polish-rod |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204283348U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106593356A (en) * | 2015-12-29 | 2017-04-26 | 乔冶 | Polished rod descaling device |
| CN107630677A (en) * | 2016-07-19 | 2018-01-26 | 中国石油天然气股份有限公司 | Paraffin removal from oil well instrument and paraffin removal from oil well method |
| CN112360372A (en) * | 2021-01-13 | 2021-02-12 | 东营政阳自动化科技有限公司 | Oil field well head greasy dirt cleaning treatment device |
| CN112878962A (en) * | 2021-03-11 | 2021-06-01 | 西南石油大学 | Intelligent wall scraper for casing of ultra-deep well |
| CN113250641A (en) * | 2021-05-27 | 2021-08-13 | 山东正峰能源装备科技有限公司 | Automatic cleaner for polished rod of oil well |
| CN114075946A (en) * | 2020-08-11 | 2022-02-22 | 中国石油天然气股份有限公司 | Pumping unit polished rod descaling device |
-
2014
- 2014-11-26 CN CN201420731366.1U patent/CN204283348U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106593356A (en) * | 2015-12-29 | 2017-04-26 | 乔冶 | Polished rod descaling device |
| CN107630677A (en) * | 2016-07-19 | 2018-01-26 | 中国石油天然气股份有限公司 | Paraffin removal from oil well instrument and paraffin removal from oil well method |
| CN107630677B (en) * | 2016-07-19 | 2020-06-09 | 中国石油天然气股份有限公司 | Oil well paraffin removal tool and oil well paraffin removal method |
| CN114075946A (en) * | 2020-08-11 | 2022-02-22 | 中国石油天然气股份有限公司 | Pumping unit polished rod descaling device |
| CN112360372A (en) * | 2021-01-13 | 2021-02-12 | 东营政阳自动化科技有限公司 | Oil field well head greasy dirt cleaning treatment device |
| CN112360372B (en) * | 2021-01-13 | 2021-06-18 | 东营市逸腾石油科贸有限公司 | Oil field well head greasy dirt cleaning treatment device |
| CN112878962A (en) * | 2021-03-11 | 2021-06-01 | 西南石油大学 | Intelligent wall scraper for casing of ultra-deep well |
| CN113250641A (en) * | 2021-05-27 | 2021-08-13 | 山东正峰能源装备科技有限公司 | Automatic cleaner for polished rod of oil well |
| CN113250641B (en) * | 2021-05-27 | 2021-11-16 | 项云霞 | Automatic cleaner for polished rod of oil well |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150422 Termination date: 20161126 |
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| CF01 | Termination of patent right due to non-payment of annual fee |