CN205078248U - Oil recovery borehole operation stretching device - Google Patents
Oil recovery borehole operation stretching device Download PDFInfo
- Publication number
- CN205078248U CN205078248U CN201520838911.1U CN201520838911U CN205078248U CN 205078248 U CN205078248 U CN 205078248U CN 201520838911 U CN201520838911 U CN 201520838911U CN 205078248 U CN205078248 U CN 205078248U
- Authority
- CN
- China
- Prior art keywords
- stretching
- pipeline
- adpting flange
- oil extraction
- sealing ring
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
Abstract
The utility model discloses an oil recovery borehole operation stretching device, including the top connection, go up the producing string way, go up flange, upward tensile pipeline, down tensile pipeline, down flange, down producing string way, lower clutch, down spacing ring, lower seal ring, go up spacing ring, upper seal ring and sucker rod, the top connection is said with last producing string and is connected, it says through tensile pipeline in the last flange company to go up producing string, it establishes on last tensile pipeline to go up spacing ring and upper seal ring, down spacing ring and lower seal ring is established under on the tensile pipeline, tensile pipeline cup joints in last tensile pipeline down, the drawing pipe is through saying that flange links producing string way down down, the lower clutch is connected at producing string way lower extreme down, the sucker rod is established in the top connection, go up the producing string way, go up flange, go up tensile pipeline, tensile pipeline down, lower flange, down in producing string way and the lower clutch. The utility model discloses can be used for tensile oil production equipment in in the pit the degree of depth, the oil recovery of the oil production equipment of being convenient for and using with other equipment's cooperation.
Description
Technical field
The utility model relates to a kind of oil production equipment, particularly relates to a kind of oil recovery underground work stretching device.
Background technology
At present, the effect oil of oil in national economy is important energy source, with coal facies ratio, have that energy density large (wait heavy oil combustion ratio of specific heat standard coal high by 50%), shipping storage are convenient, after burning to advantages such as the degree of contamination of air are less, the object of feature exploitation compared with general solid mineral reserve of oil exploitation constantly flows in the process of whole exploitation, oil reservoir situation constantly changes, and needs the degree of depth adjusting oil production equipment according to actual needs.
Utility model content
The purpose of this utility model: a kind of oil recovery underground work stretching device is provided, the degree of depth of producing well lower device can be controlled, be convenient to the normal use of extracting device of oil.
To achieve these goals, the technical solution of the utility model is:
A kind of oil recovery underground work stretching device, comprises top connection, upper oil extraction pipeline, upper adpting flange, upper stretching pipeline, lower stretching pipeline, lower adpting flange, lower oil extraction pipeline, lower contact, lower limit ring, lower sealing ring, upper limit ring, upper sealing ring and sucker rod; The lower end of described top connection is fixedly connected with the upper end of described upper oil extraction pipeline, and the external diameter of described top connection lower end is greater than the external diameter of described upper oil extraction pipeline; The edge of described upper adpting flange is evenly distributed with multiple connecting hole, the lower end of described upper oil extraction pipeline is fixedly connected with the upper surface of described upper adpting flange, the lower surface of described upper adpting flange is fixedly connected with the upper end of described upper stretching pipeline, and the external diameter of described upper stretching pipeline is suitable with the external diameter of described upper oil extraction pipeline; Described upper limit ring and upper sealing ring are separately positioned on the lower end inner wall of described upper stretching pipeline, and described upper sealing ring is positioned at the bottom of described upper limit ring; Described lower limit ring and lower sealing ring are separately positioned on the upper end outer wall of described lower stretching pipeline, and described lower sealing ring is positioned at the top of described lower limit ring; The upper socket of described lower stretching pipeline is in the bottom of described upper stretching pipeline, and described upper sealing ring contacts with described lower sealing ring and connects, and described upper sealing ring sealing shroud is connected on the outer wall of described lower stretching pipeline; The edge of described lower adpting flange is evenly distributed with multiple connecting hole, the upper surface of described lower adpting flange is fixedly connected with the lower end of described lower stretching pipeline, the upper end of described lower oil extraction pipeline is fixedly connected with the lower surface of described lower adpting flange, described lower contact is fixedly connected on the lower end of described lower oil extraction pipeline, and the upper end external diameter of described lower contact is greater than the external diameter of described lower oil extraction pipeline; Described sucker rod is coaxially arranged in described top connection, upper oil extraction pipeline, upper adpting flange, upper stretching pipeline, lower stretching pipeline, lower adpting flange, lower oil extraction pipeline and lower contact.
Above-mentioned oil recovery underground work stretching device, wherein, also comprise many stretching ropes, the lower end of many described stretching ropes is connected with the upper surface edge of described lower adpting flange respectively, the edge of described upper adpting flange is provided with multiple rope throughhole, and the upper end of many described stretching ropes is run through described multiple rope throughhole respectively and extends vertically upward.
Above-mentioned oil recovery underground work stretching device, wherein, be socketed with stretching pipe box between described lower adpting flange and described top connection, the internal diameter of described stretching pipe box is suitable with the external diameter of described lower adpting flange, and many described stretching ropes are positioned at described stretching pipe box.
Above-mentioned oil recovery underground work stretching device, wherein, the upper end-face edge place of described stretching pipe box is provided with multiple extraction connecting ring, and the upper end of many described stretching ropes is drawn in described multiple extraction connecting rings.
Above-mentioned oil recovery underground work stretching device, wherein, be provided with a pair wiper block in described lower stretching pipeline, a pair described wiper block is symmetricly set on the both sides of described sucker rod.
The utility model can be used for the degree of depth of oil production equipment in down-hole that stretch, be convenient to oil production equipment oil recovery and with miscellaneous equipment with the use of, good airproof performance, range of stretch is large, and stretch range is controlled.
Accompanying drawing explanation
Fig. 1 is the sectional side elevation of a kind of underground work stretching device that recovers the oil of the utility model.
Fig. 2 is the top view of the upper adpting flange of a kind of underground work stretching device that recovers the oil of the utility model.
Detailed description of the invention
Embodiment of the present utility model is further illustrated below in conjunction with accompanying drawing.
Refer to shown in accompanying drawing 1 and accompanying drawing 2, a kind of oil recovery underground work stretching device, comprises top connection 1, upper oil extraction pipeline 2, upper adpting flange 3, upper stretching pipeline 4, lower stretching pipeline 5, lower adpting flange 6, lower oil extraction pipeline 7, lower contact 8, lower limit ring 9, lower sealing ring 10, upper limit ring 11, upper sealing ring 12 and sucker rod 13; The lower end of described top connection 1 is fixedly connected with the upper end of described upper oil extraction pipeline 2, and the external diameter of described top connection 1 lower end is greater than the external diameter of described upper oil extraction pipeline 2; The edge of described upper adpting flange 3 is evenly distributed with multiple connecting hole 14, the lower end of described upper oil extraction pipeline 2 is fixedly connected with the upper surface of described upper adpting flange 3, the lower surface of described upper adpting flange 3 is fixedly connected with the upper end of described upper stretching pipeline 4, and the external diameter of described upper stretching pipeline 4 is suitable with the external diameter of described upper oil extraction pipeline 2; Described upper limit ring 11 and upper sealing ring 12 are separately positioned on the lower end inner wall of described upper stretching pipeline 4, and described upper sealing ring 12 is positioned at the bottom of described upper limit ring 11; Described lower limit ring 9 and lower sealing ring 10 are separately positioned on the upper end outer wall of described lower stretching pipeline 5, and described lower sealing ring 10 is positioned at the top of described lower limit ring 9; The upper socket of described lower stretching pipeline 5 is in the bottom of described upper stretching pipeline 4, and described upper sealing ring 12 contacts with described lower sealing ring 10 and connects, and described upper sealing ring 12 sealing shroud is connected on the outer wall of described lower stretching pipeline 5; The edge of described lower adpting flange 6 is evenly distributed with multiple connecting hole 14, the upper surface of described lower adpting flange 6 is fixedly connected with the lower end of described lower stretching pipeline 5, the upper end of described lower oil extraction pipeline 7 is fixedly connected with the lower surface of described lower adpting flange 6, described lower contact 8 is fixedly connected on the lower end of described lower oil extraction pipeline 7, and the upper end external diameter of described lower contact 8 is greater than the external diameter of described lower oil extraction pipeline 7; Described sucker rod 13 is coaxially arranged in described top connection 1, upper oil extraction pipeline 2, upper adpting flange 3, upper stretching pipeline 4, lower stretching pipeline 5, lower adpting flange 6, lower oil extraction pipeline 7 and lower contact 8.
Also comprise many stretching ropes 15; the lower end of many described stretching ropes 15 is connected with the upper surface edge of described lower adpting flange 6 respectively; the edge of described upper adpting flange 3 is provided with multiple rope throughhole 16; the upper end of many described stretching ropes 15 is run through described multiple rope throughhole 16 respectively and extends vertically upward; the effect of protection can be played when stretching; even if between upper stretching pipeline 4 and lower stretching pipeline 5 during tensile failure, also by the many stretching ropes 15 effectively restrained stretching degree of depth.
Stretching pipe box 17 is socketed with between described lower adpting flange 6 and described top connection 1; the internal diameter of described stretching pipe box 17 is suitable with the external diameter of described lower adpting flange 6; many described stretching ropes 15 are positioned at described stretching pipe box 17, can be used for protecting stretching pipeline 4, lower stretching pipeline 5 and stretching rope 15.
The upper end-face edge place of described stretching pipe box 16 is provided with multiple extraction connecting ring 18, and the upper end of many described stretching ropes 15 is drawn in described multiple extraction connecting rings 18, is convenient to draw many stretching ropes 15.
Be provided with a pair wiper block 19 in described lower stretching pipeline 5, described a pair wiper block 19 is symmetricly set on the both sides of described sucker rod 13, can keep the alignment of sucker rod 13.
During use, the utility model to be connected on oil production equipment by top connection 1 and lower contact 8 and to go deep into down-hole, when needing percentage regulation, relatively slide up and down between the upper stretching pipeline 4 of mutual socket and lower stretching pipeline 5, upper sealing between stretching pipeline 4 and lower stretching pipeline 5 when lower sealing ring 10 and upper sealing ring 12 can be guaranteed to stretch, lower limit ring 9 and upper limit ring 11 can be used for limiting the scope stretched.
In description of the present utility model, it will be appreciated that, term " lower end ", " upper end ", " external diameter ", " internal diameter ", " inwall ", " bottom ", " on ", " outer wall ", " top ", " bottom ", " top ", " coaxially ", " vertically ", orientation or the position relationship of the instruction such as " both sides " are based on orientation shown in the drawings or position relationship, only the utility model and simplified characterization for convenience of description, instead of indicate or imply that the device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore can not be interpreted as restriction of the present utility model.
In the utility model, unless otherwise clearly defined and limited, the term such as term " connection ", " fixing " should be interpreted broadly, and such as, can be fixedly connected with, also can be removably connect, or integral; Can be mechanical connection, also can be electrical connection; Can be directly be connected, also indirectly can be connected by intermediary, can be the connection of two element internals or the interaction relationship of two elements, unless otherwise clear and definite restriction.For the ordinary skill in the art, the concrete meaning of above-mentioned term in the utility model can be understood as the case may be.
In sum, the utility model can be used for the degree of depth of oil production equipment in down-hole that stretch, be convenient to oil production equipment oil recovery and with miscellaneous equipment with the use of, good airproof performance, range of stretch is large, and stretch range is controlled.
The foregoing is only preferred embodiment of the present utility model; not thereby the scope of the claims of the present utility model is limited; every equivalent structure transformation utilizing the utility model description to do; or directly or indirectly use the technical field being attached to other Related products, be all in like manner included in scope of patent protection of the present utility model.
Claims (5)
1. an oil recovery underground work stretching device, is characterized in that: comprise top connection, upper oil extraction pipeline, upper adpting flange, upper stretching pipeline, lower stretching pipeline, lower adpting flange, lower oil extraction pipeline, lower contact, lower limit ring, lower sealing ring, upper limit ring, upper sealing ring and sucker rod; The lower end of described top connection is fixedly connected with the upper end of described upper oil extraction pipeline, and the external diameter of described top connection lower end is greater than the external diameter of described upper oil extraction pipeline; The edge of described upper adpting flange is evenly distributed with multiple connecting hole, the lower end of described upper oil extraction pipeline is fixedly connected with the upper surface of described upper adpting flange, the lower surface of described upper adpting flange is fixedly connected with the upper end of described upper stretching pipeline, and the external diameter of described upper stretching pipeline is suitable with the external diameter of described upper oil extraction pipeline; Described upper limit ring and upper sealing ring are separately positioned on the lower end inner wall of described upper stretching pipeline, and described upper sealing ring is positioned at the bottom of described upper limit ring; Described lower limit ring and lower sealing ring are separately positioned on the upper end outer wall of described lower stretching pipeline, and described lower sealing ring is positioned at the top of described lower limit ring; The upper socket of described lower stretching pipeline is in the bottom of described upper stretching pipeline, and described upper sealing ring contacts with described lower sealing ring and connects, and described upper sealing ring sealing shroud is connected on the outer wall of described lower stretching pipeline; The edge of described lower adpting flange is evenly distributed with multiple connecting hole, the upper surface of described lower adpting flange is fixedly connected with the lower end of described lower stretching pipeline, the upper end of described lower oil extraction pipeline is fixedly connected with the lower surface of described lower adpting flange, described lower contact is fixedly connected on the lower end of described lower oil extraction pipeline, and the upper end external diameter of described lower contact is greater than the external diameter of described lower oil extraction pipeline; Described sucker rod is coaxially arranged in described top connection, upper oil extraction pipeline, upper adpting flange, upper stretching pipeline, lower stretching pipeline, lower adpting flange, lower oil extraction pipeline and lower contact.
2. oil recovery underground work stretching device according to claim 1, it is characterized in that: also comprise many stretching ropes, the lower end of many described stretching ropes is connected with the upper surface edge of described lower adpting flange respectively, the edge of described upper adpting flange is provided with multiple rope throughhole, and the upper end of many described stretching ropes is run through described multiple rope throughhole respectively and extends vertically upward.
3. oil recovery underground work stretching device according to claim 2, it is characterized in that: between described lower adpting flange and described top connection, be socketed with stretching pipe box, the internal diameter of described stretching pipe box is suitable with the external diameter of described lower adpting flange, and many described stretching ropes are positioned at described stretching pipe box.
4. oil recovery underground work stretching device according to claim 2, is characterized in that: the upper end-face edge place of described stretching pipe box is provided with multiple extraction connecting ring, and the upper end of many described stretching ropes is drawn in described multiple extraction connecting rings.
5. oil recovery underground work stretching device according to claim 1, is characterized in that: be provided with a pair wiper block in described lower stretching pipeline, and a pair described wiper block is symmetricly set on the both sides of described sucker rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520838911.1U CN205078248U (en) | 2015-10-27 | 2015-10-27 | Oil recovery borehole operation stretching device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520838911.1U CN205078248U (en) | 2015-10-27 | 2015-10-27 | Oil recovery borehole operation stretching device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205078248U true CN205078248U (en) | 2016-03-09 |
Family
ID=55430662
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520838911.1U Expired - Fee Related CN205078248U (en) | 2015-10-27 | 2015-10-27 | Oil recovery borehole operation stretching device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205078248U (en) |
-
2015
- 2015-10-27 CN CN201520838911.1U patent/CN205078248U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160309 Termination date: 20161027 |
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| CF01 | Termination of patent right due to non-payment of annual fee |