CN206957654U - A kind of oil pipe wax scraping apparatus - Google Patents
A kind of oil pipe wax scraping apparatus Download PDFInfo
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- CN206957654U CN206957654U CN201720442897.2U CN201720442897U CN206957654U CN 206957654 U CN206957654 U CN 206957654U CN 201720442897 U CN201720442897 U CN 201720442897U CN 206957654 U CN206957654 U CN 206957654U
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- oil pipe
- paraffin
- paraffin scraper
- support body
- bumper jar
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Abstract
The utility model provides a kind of oil pipe wax scraping apparatus.Oil pipe wax scraping apparatus of the present utility model, including bumper jar and paraffin scraper, bumper jar connect with paraffin scraper；Paraffin scraper includes central shaft and to be connected with bumper jar around the support body of central axis, central shaft, and support body is revolving body, and the external profile diameter of support body and the internal diameter of oil pipe match, and support body, which offers, to be penetrated and along the groove of central axis direction, and paraffin scraper is provided with support body.Oil pipe wax scraping apparatus provided by the utility model, by setting groove, the end face blade of paraffin scraper carries out scraping, the scraping material such as wax in oil pipe flows out from groove, the guide functions of groove, the wax under being removed in the presence of flow of fluid take well head out of with fluid, avoid the accident for meeting card.By setting bumper jar, after paraffin scraper is hampered or meets card, the jarring action of bumper jar can be utilized, by paraffin scraper is downward or upward jarring, paraffin scraper of the present utility model is passed through to be hampered after position or unfreezing and is smoothly carried to well mouth of oil well.
Description
Technical field
It the utility model is related to oil exploration equipment technical field, more particularly to a kind of oil pipe wax scraping apparatus.
Background technology
Oil/gas Well is in process of production, former when reaching certain condition with temperature, the reduction of pressure and the precipitation of gas
Paraffin in oil will constantly be crystallized, separated out, and the crystalline solid of the paraffin in crude oil is assembled and is deposited on tubing wall, makes oil pipe
Internal diameter be gradually reduced, the crystalline solid being deposited on tubing wall adds oil flow resistance in oil pipe, reduces oil well productivity, has
Even oil well passage is blocked, causes Oil/gas Well to stop production.
Therefore, it is necessary to which oil supply inside pipe wall carries out paraffin cutting, current typically to use mechanical paraffin removal, mechanical paraffin removal refers to use specially
Paraffin removal tool (paraffin scraper and paraffin bit etc.) strikes off the wax on tubing wall, and special paraffin removal tool is connected with steel wire, passed through
Steel wire will be put into oil pipe with special paraffin removal tool, and steel wire is connected with well testing winch etc., and well testing winch is driven by steel wire
Paraffin removal tool, move up and down in oil pipe, and wax is brought to ground by liquid stream.
But because paraffin scraper be connected to tool string upper end by wire rope socket head position it is nearer from steel wire, paraffin cutting
Piece is easy to cause steel wire winding.Old paraffin cutting instrument can not connect bumper jar simultaneously, in operation process once meet obstructions compared with
Greatly, paraffin scraper easily blocks, or is pushed up on paraffin scraper.
Utility model content
The utility model provides a kind of oil pipe wax scraping apparatus, and the wax bits that the paraffin scraper is wiped off in operation process can be with fluid
Go out, avoid the accident for meeting card.
The utility model provides a kind of oil pipe wax scraping apparatus, including bumper jar and paraffin scraper, bumper jar connect with paraffin scraper；
Paraffin scraper includes central shaft and can be connected around the support body of central axis, central shaft with bumper jar, and support body is revolving body, support body
The internal diameter of external profile diameter and oil pipe matches, and support body offers insertion and along the groove of central axis direction, is provided with and scrapes on support body
Wax disk(-sc).
Further, in addition to weighted lever and wire rope socket, wire rope socket are used for connecting steel wire ropes, and weighted lever is located at steel wire
Between rope socket and bumper jar, and one end of weighted lever is connected with wire rope socket, and the other end of weighted lever is connected with bumper jar.
Further, in addition to joint, central shaft are connected by joint with bumper jar.
Further, the one end of central shaft away from bumper jar is inverted cone shape, the termination external profile diameter at central shaft inverted cone shape end
Less than the external profile diameter of central shaft inverted cone shape end center section.
Further, gasket ring is provided between joint and support body, gasket ring covers on center shaft.
Further, support body includes paraffin cutting bar, sleeve and the first connector, sleeve set on center shaft, paraffin scraper
Cover for seat is on the outside of sleeve, and sleeve is connected by the first connector with paraffin cutting bar, one end of the remote bumper jar of paraffin cutting bar
It is located at for inclined-plane and paraffin scraper on the inclined-plane, the sector region that paraffin cutting bar, sleeve and the first connector surround forms groove.
Further, one end that paraffin scraper seats against nearly bumper jar is to be provided with paraffin scraper on inclined-plane and the inclined-plane.
Further, the first connector sets two or more, and the first connector is set around sleeve one-week interval.
Further, support body sets two, and two support bodys are connected by the second connector, and the second connector is by two support bodys
In two paraffin cutting bars connection.
Further, the second connector sets two or more, and the second connector is uniformly arranged for one week around sleeve.
The oil pipe wax scraping apparatus that the utility model embodiment provides, by setting groove, the end face blade of paraffin scraper is carried out
The scraping material such as scraping, the wax in oil pipe flows out from groove, the guide functions of groove, under being removed in the presence of flow of fluid
Wax take well head out of with fluid, will not so be blocked as common paraffin scraper, avoid meet card accident.Pass through setting
Bumper jar, after paraffin scraper is hampered or meets card, the jarring action of bumper jar can be utilized, by paraffin scraper is downward or upward jarring,
Paraffin scraper of the present utility model is set to pass through to be hampered after position or unfreezing and smoothly carry to well mouth of oil well.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
Or the required accompanying drawing used is made simply to introduce in description of the prior art, it should be apparent that, drawings in the following description are
Some embodiments of the utility model, for those of ordinary skill in the art, do not paying the premise of creative labor
Under, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is a kind of structural representation of oil pipe wax scraping apparatus embodiment one of the utility model；
Fig. 2 is the structural representation that a kind of center tap of oil pipe wax scraping apparatus embodiment one of the utility model is connected with paraffin scraper
Figure；
Fig. 3 is a kind of top view of support body embodiment in a kind of oil pipe wax scraping apparatus embodiment one of the utility model；
Fig. 4 is the top view of another support body embodiment in a kind of oil pipe wax scraping apparatus embodiment one of the utility model；
Fig. 5 is a kind of use state figure of oil pipe wax scraping apparatus embodiment one of the utility model；
Fig. 6 is a kind of structural representation of oil pipe wax scraping apparatus embodiment two of the utility model；
Fig. 7 is a kind of structural representation of oil pipe wax scraping apparatus embodiment three of the utility model.
Description of reference numerals：
1- wire rope sockets；2- weighted levers；3- bumper jars；4- paraffin scrapers；5- joints；6- central shafts；7- paraffin cutting bars；8- framves
Body；9- grooves；10- paraffin scrapers；11- sleeves；The connectors of 12- first；The connectors of 13- second；14- gasket rings；15- well testing winchs；
16- steel wire ropes；17- lubricators；18- production trees.
Embodiment
It is new below in conjunction with this practicality to make the purpose, technical scheme and advantage of the utility model embodiment clearer
Accompanying drawing in type embodiment, the technical scheme in the embodiment of the utility model is clearly and completely described, it is clear that is retouched
The embodiment stated is the utility model part of the embodiment, rather than whole embodiments.Based on the implementation in the utility model
Example, the every other embodiment that those of ordinary skill in the art are obtained under the premise of creative work is not made, is belonged to
The scope of the utility model protection.
Embodiment one
Fig. 1 is a kind of structural representation of oil pipe wax scraping apparatus embodiment one of the utility model, and Fig. 2 is the utility model one
The structural representation that the center tap of kind oil pipe wax scraping apparatus embodiment one is connected with paraffin scraper, Fig. 3 is a kind of oil pipe of the utility model
A kind of top view of support body embodiment in wax scraping apparatus embodiment one, Fig. 4 are that a kind of oil pipe wax scraping apparatus of the utility model is implemented
The top view of another support body embodiment in example one, Fig. 5 are a kind of use of oil pipe wax scraping apparatus embodiment one of the utility model
State diagram；
As depicted in figs. 1 and 2, the oil pipe wax scraping apparatus that the present embodiment provides：Including bumper jar 3 and paraffin scraper 4, bumper jar
3 and paraffin scraper 4 connect, bumper jar 3 be used for produce jarring, during wax removal, paraffin scraper 4 be hampered or meets block after, can utilize
The jarring action of bumper jar 3, by paraffin scraper 4 is downward or upward jarring, passes through paraffin scraper 4 of the present utility model and be hampered
Smoothly carried to well mouth of oil well behind position or unfreezing；
Paraffin scraper 4 includes central shaft 6 and the support body 8 that can be rotated around central shaft 6, and the shaft shoulder, central shaft are provided with central shaft 6
The shaft shoulder on 6 is used for the positioning of support body 8, and central shaft 6 is connected with bumper jar 3；
Preferably, in addition to joint 5, central shaft 6 are connected by joint 5 with bumper jar 3；In embodiment of the present utility model
For convenient disassembly, it is necessary to realize that central shaft 6 is detachably connected with bumper jar 3, specifically, the first end of central shaft 6 is connected with
Joint 5, central shaft 6 are connected by joint 5 with bumper jar 3, and external screw thread is provided with bumper jar 3, and the first end of central shaft 6 is set
There is external screw thread, internal thread is provided with the first end of joint 5 and the second end, the internal thread of the first end of joint 5 is connected to center
On the external screw thread of axle 6, the internal thread at the end of joint 5 second is connected on the external screw thread of bumper jar 3；
Further, support body 8 can rotate around central shaft 6, and support body 8 is revolving body, the external profile diameter of support body 8 and oil pipe it is interior
Footpath matches, and support body 8 is enclosed on central shaft 6, and support body 8 is by the shaft shoulder positioning on central shaft 6；Support body 8 offers insertion and edge
The groove 9 in the direction of central shaft 6, paraffin scraper 10 is provided with support body 8, groove 9 serves the effect of guiding, first passes through paraffin scraper 10
Peel off will the debris such as the wax that be deposited in oil pipe, then by the guide functions of groove 9 after, make the debris stream such as wax of deposition in oil pipe
Outside fuel-displaced well shaft, avoid the debris such as the wax after peeling off and be deposited on paraffin scraper 10, cause paraffin scraper 4 to be stuck in oil pipe, make
Into the generation of accident, job schedule is influenceed；
Further, in addition to weighted lever 2 and wire rope socket 1, wire rope socket 1 are used for connecting steel wire ropes, and weighted lever 2 is located at
Between wire rope socket 1 and bumper jar 3, and one end of weighted lever 2 is connected with wire rope socket 1, the other end and bumper jar of weighted lever 2
3 connections, are provided with bumper jar 3 and weighted lever 2 so that paraffin scraper 4 on wire rope socket 1 with connecting between wire rope socket 1 and paraffin scraper 4
The steel wire rope 16 connect generates distance, and the paraffin scraper 10 avoided on paraffin scraper 4 is wound by steel wire rope 16, ensure that paraffin scraper 10
Normal work；Steel wire rope is directly connected to inconvenience with weighted lever 2, and wirerope-winding easily comes off in weighted lever 2, therefore passes through
Wire rope socket 1 connects steel wire and weighted lever 2, and weighted lever 2 uses wolfram steel weighted lever, and weighted lever 2 is that a kind of body is relatively large in diameter
Sucker rod, the both ends of weighted lever 2 are provided with sucker rod screw thread, and one end of weighted lever 2 is provided with elevator neck, and weighted lever 2 is led
If in order to overcome due under the influence of eccentric wear or viscous crude, the descending resistance of the utility model embodiment, making the utility model
Embodiment successfully moves down in oil well, prevents from buckling because oil pipe is pressurized, makes the utility model embodiment and tube inner wall
Eccentric wear, be advantageous to carry the life-span of oil pipe and the utility model embodiment；
Preferably, bumper jar 3 uses mechanic jar, when needing to hit operation on bumper jar 3, energy and with stress wave
Form is delivered to stuck point, makes to produce the tension force considerably beyond pretension at stuck point, makes to be slid upwards by card paraffin scraper 4, passes through
Multiple jarring is crossed, is departed from stuck point region by card paraffin scraper 4.
Gasket ring 14 is provided between joint 5 and support body 8, gasket ring 14 is enclosed on central shaft 6, and support body 8 rotates along central shaft 6,
By the synergism of the shaft shoulder set on gasket ring 14 and central shaft 6 so that the positioning of the both ends of support body 8, ensure that support body 8 can only be
Slide and rotate in position between the shaft shoulder on gasket ring 14 and central shaft 6.
Further, as shown in figure 3, support body 8 includes paraffin cutting bar 7, the connector 12 of sleeve 11 and first, sleeve 11 is set with
On central shaft 6, paraffin cutting bar 7 is sleeved on the outside of sleeve 11, and sleeve 11 is connected by the first connector 12 with paraffin cutting bar 7,
Paraffin cutting bar 7 is annular, and the one end of paraffin cutting bar 7 away from bumper jar 3 is inclined-plane and paraffin scraper 10 is located on the inclined-plane, can also
Paraffin cutting bar 7 is not provided with, paraffin scraper 10 is directly coiled into tubular, is then sleeved on sleeve 11, sleeve 11 passes through the first connection
The non-blade end of paraffin scraper 10 of the part 12 with being coiled into tubular is connected, and the blade end of paraffin scraper 10 is arranged to inclined-plane as shown in Figure 2,
The blade end of paraffin scraper 10 is arranged to inclined-plane or directly paraffin scraper 10 is arranged on inclined-plane, has both increased cutting scope,
Labour-saving acts on when having reached cutting again, the blade of the paraffin scraper 10 on inclined-plane, can realize that incremental cutting oil pipe wax etc. is miscellaneous
Thing, there is a buffering during cutting, if the blade of paraffin scraper 10 is in one plane, cutting does not buffer, if occurring
, easily there is the phenomenon that paraffin scraper 10 blocks in the more region of the debris such as wax in oil pipe；
Preferably, the first connector 12 sets six, wherein three the first connectors 12 are in the same plane and close
The beveled end of paraffin cutting bar 7, three the first connectors 12 are set around the uniform intervals of paraffin cutting bar 7, the first connector of the other three 12
It is in the same plane and also uniform around paraffin cutting bar 7 close to the non-beveled end of paraffin cutting bar 7, the first connector of the other three 12
Set, so set and add bonding strength, in use, so that the uniform force of paraffin scraper 10；Paraffin cutting bar 7, sleeve 11 and
The sector region that a connection piece 12 surrounds forms three grooves 9, groove 9 is formed " fan blade " shape, groove 9 is taken this " fan blade "
The structure of shape, fastness of the present utility model is added, paraffin removal tool the utility model before contrasting reduces showing for deformation
As；Groove 9 flows out pit shaft after enabling flow through guiding gutter 9, serves the effect of water conservancy diversion；
Preferably, paraffin scraper 10 can also be set on three the first connectors 12 of the beveled end of paraffin cutting bar 7, this three
Paraffin scraper 10 on individual first connector 12, it will be separated into by the wax that the paraffin scraper 10 on paraffin cutting bar 7 is cut
Fritter, make it easier to flow out well head with fluid, wax will not be caused to block paraffin scraper 4, prevent the utility model from being pushed up on producing
Phenomenon；
Further, support body 8 can set more sets, and often the internal diameter of the set middle sleeve 11 of support body 8 is identical, by turning on joint
5, sleeve 11 is sleeved on central shaft 6, realizes the switching between support body 8, paraffin cutting bar 7 is annular, the external diameter of paraffin cutting bar 7
Difference is set, for various sizes of oil pipe, the external diameter of matched paraffin cutting bar 7 is set, realized in different size oil pipes
Eliminate the sediments such as wax；
As shown in figure 4, support body 8 be it can also be provided that can adjust, specifically, the internal diameter of sleeve 11 keeps constant, will
First connector 12 is arranged to telescopic structure, for example the first connector 12 directly is arranged into expansion link, or is arranged to
One pipe is inserted in another pipe, and through hole is respectively provided with two pipes, by inserting bolt in through hole, to adjust first
The length of connector 12, by annular paraffin cutting bar 7 external diameter be also configured as it is adjustable, by annular paraffin cutting bar 7 be divided into three
Part, these three parts are overlapped each other, and overlapping is provided with through hole, and the paraffin scraper of annular is connected on each first connector 12
One part of seat 7, the paraffin cutting bar 7 connected on three the first connectors 12 surrounds the annular of an entirety, by through hole
Interior insertion bolt, to adjust the external diameter of paraffin cutting bar 7.
Below, elaborated with reference to the operation principle of Fig. 5 oil pipe wax scraping apparatus provided the utility model embodiment.
Specifically, first wire rope socket 1, weighted lever 2, bumper jar 3 and paraffin scraper 4 are sequentially connected, then with steel wire rope 16
First end connecting steel wire ropes cap 1, the utility model is sent into the oil pipe in oil well, ensures the first end of paraffin cutting bar 7, i.e.,
Its beveled end is downward, after the second end of steel wire rope 16 sequentially passes through production tree 18 and lubricator 17 on well head, is twisted with well testing
Car 15 connects,
Under gravity, paraffin scraper 4, bumper jar 3, weighted lever 2 and wire rope socket 1 are sequentially entered in oil pipe, paraffin scraper 4
During tripping in, using the paraffin scraper 10 set on support body 8, the wax for being attached to oil pipe tube wall is removed, when paraffin scraper 10
When running into wax deposition in oil pipe, steel wire rope 16 is moved up and down by well testing winch 15, so that central shaft 6 moves up and down, support body 8
It can realize that support body 8 is rotated centered on central shaft 6 as central shaft 6 moves up and down and rotates, increase cutting force, by paraffin cutting
The end face blade of piece 10 carries out scraping, and the scraping material such as wax in oil pipe flows out from groove 9, the guide functions of groove 9, is flowing
Wax under being removed in the presence of body flowing takes well head out of with fluid, will not so be blocked as common paraffin scraper, increases
Scraping efficiency.Groove 9, which enables flow through, flows out pit shaft after guiding gutter 9, the paraffin scraper 10 on the first connector 12, will be scraped
The wax that paraffin scraper 10 on wax disk(-sc) seat 7 is cut is separated into fritter, makes it easier to flow out well head with fluid, will not cause
Wax blocks paraffin scraper 4, prevents the utility model from pushing up phenomenon on producing；
During wax removal, after paraffin scraper 4 is hampered or meets card, the jarring action of bumper jar 3 can be utilized, by paraffin scraper 4
Downward or upward jarring, paraffin scraper 4 of the present utility model is set to pass through to be hampered after position or unfreezing and smoothly carry to oil well
Well head；
During wax removal, multiple the utility model is then above carried in case of big wax blocks, by opening well testing winch 15,
Steel wire rope 16 is successively after lubricator 17 and production tree 18, by the paraffin scraper 4 in oil pipe, bumper jar 3, weighted lever 2 and steel wire
Rope socket above carries for more than 1 times, in the activity repeatedly above carried wax can be made to be taken away with small bulk with fluid, reach wax removal purpose.
The oil pipe wax scraping apparatus that the utility model embodiment provides, by setting groove, the end face blade of paraffin scraper is carried out
The scraping material such as scraping, the wax in oil pipe flows out from groove, the guide functions of groove, under being removed in the presence of flow of fluid
Wax take well head out of with fluid, will not so be blocked as common paraffin scraper, avoid meet card accident.Pass through setting
Bumper jar, after paraffin scraper is hampered or meets card, the jarring action of bumper jar can be utilized, by paraffin scraper is downward or upward jarring,
Paraffin scraper of the present utility model is set to pass through to be hampered after position or unfreezing and smoothly carry to well mouth of oil well.
Embodiment two
Fig. 6 is a kind of structural representation of oil pipe wax scraping apparatus embodiment two of the utility model.As shown in fig. 6,
On the basis of embodiment one, the present embodiment provides another oil pipe wax scraping apparatus, the present embodiment and embodiment one
Structure it is identical, the present embodiment and the difference of embodiment one are, the present embodiment on the basis of embodiment one, the present embodiment increase
A cutting face is added, the one end of central shaft 6 away from bumper jar 3 is inverted cone shape, the termination external profile diameter at the inverted cone shape end of central shaft 6
Less than the external profile diameter of the inverted cone shape end center section of central shaft 6；
Specifically, one end of the close bumper jar 3 of paraffin cutting bar 7 is to be provided with paraffin scraper 10, shape on inclined-plane and the inclined-plane
Into two inclined-planes of positive V-arrangement as shown in Figure 6, the paraffin scraper 10 on two paraffin cutting bars 7 can also be arranged in parallel, equally play
Shear action；The effect on the both ends inclined-plane of paraffin cutting bar 7 is identical so that when repeatedly above carrying the utility model, on paraffin cutting bar 7
Carry with it is descending during, the paraffin scraper 10 at the both ends of paraffin cutting bar 7 plays shear action, and the blade end of paraffin scraper 10 is arranged to
Paraffin scraper 10 is directly arranged on inclined-plane by inclined-plane, has both increased cutting scope, and labour-saving acts on when having reached cutting again,
The blade of the paraffin scraper 10 on inclined-plane, can realize the debris such as incremental cutting oil pipe wax, play the role of a buffering during cutting,
If the blade of paraffin scraper 10 is in one plane, cutting does not buffer, if there is the region that the debris such as wax is more in oil pipe,
Easily there is the phenomenon that paraffin scraper 10 blocks；
The one end of central shaft 6 away from bumper jar 3 is inverted cone shape, and the structure of the inverted cone shape serves the effect of guiding, can made
The utility model passes through the change path position of oil pipe, reduces because the change path position of oil pipe causes what can not normally be descended to ask
Topic.
The oil pipe wax scraping apparatus that the utility model embodiment provides, its implementing principle and technical effect are a kind of with embodiment
Seemingly, on the basis of embodiment one, a cutting face is added, and the one end of central shaft away from bumper jar is arranged to back taper
Shape, wherein, paraffin cutting bar both ends are inclined-plane, paraffin cutting bar above carry with it is descending during, the paraffin scraper at paraffin cutting bar both ends
Play shear action.The structure of the inverted cone shape serves the effect of guiding, can make smoothly leading to for the central shaft in the present embodiment
Cross the change path position of oil pipe.
Embodiment three
Fig. 7 is a kind of structural representation of oil pipe wax scraping apparatus embodiment three of the utility model.As shown in fig. 7,
On the basis of embodiment one, the present embodiment provides another oil pipe wax scraping apparatus, the present embodiment and embodiment one
Structure it is identical, the present embodiment and the difference of embodiment one are, the present embodiment on the basis of embodiment one, the present embodiment increase
The second connector 13 and a support body 8 are added；
Specifically, support body 8 sets two, two support bodys 8 are connected by the second connector 13, and the second connector 13 is by two
Two paraffin cutting bars 7 in support body 8 connect, and reduce the overall weight of paraffin scraper 4, increase the flow conductivity of groove 9；Ensure
Paraffin scraper 10 on two paraffin cutting bars 7 is symmetrical arranged, and forms positive V-arrangement as shown in Figure 7, the paraffin cutting on two paraffin cutting bars 7
Piece 10 can also be arranged in parallel, equally serve shear action；
Second connector 13 sets three, and three the second connectors 13 are uniformly arranged for 11 1 weeks around sleeve so that two framves
Connection between body 8 is more firm.
The oil pipe wax scraping apparatus that the utility model embodiment provides, its implementing principle and technical effect are a kind of with embodiment
Seemingly, the second connector and a support body are added on the basis of embodiment one, the second connector is by two in two support bodys
Paraffin cutting bar connects, and reaches the overall weight for reducing paraffin scraper, increases the effect of the flow conductivity of groove.
Finally it should be noted that：Various embodiments above is only to illustrate the technical solution of the utility model, rather than it is limited
System；Although the utility model is described in detail with reference to foregoing embodiments, one of ordinary skill in the art should
Understand：It can still modify to the technical scheme described in foregoing embodiments, either to which part or whole
Technical characteristic carries out equivalent substitution；And these modifications or replacement, the essence of appropriate technical solution is departed from this practicality newly
The scope of each embodiment technical scheme of type.
Claims (10)
1. a kind of oil pipe wax scraping apparatus, it is characterised in that including bumper jar and paraffin scraper, the bumper jar and the paraffin scraper connect
Connect；The paraffin scraper includes central shaft and can be connected around the support body of the central axis, the central shaft with the bumper jar,
The support body is revolving body, and the external profile diameter of the support body and the internal diameter of oil pipe match, and the support body offers insertion and edge
The groove of the central axis direction, paraffin scraper is provided with the support body.
2. oil pipe wax scraping apparatus according to claim 1, it is characterised in that described also including weighted lever and wire rope socket
Wire rope socket is used for connecting steel wire ropes, and the weighted lever is between the wire rope socket and the bumper jar, and the exacerbation
One end of bar is connected with the wire rope socket, and the other end of the weighted lever is connected with the bumper jar.
3. oil pipe wax scraping apparatus according to claim 1, it is characterised in that also pass through institute including joint, the central shaft
Joint is stated to be connected with the bumper jar.
4. oil pipe wax scraping apparatus according to claim 3, it is characterised in that the central shaft away from the bumper jar one
Hold and be less than the outer of the central shaft inverted cone shape end center section for inverted cone shape, the termination external profile diameter at the central shaft inverted cone shape end
Edge diameter.
5. oil pipe wax scraping apparatus according to claim 4, it is characterised in that be provided between the joint and the support body
Gasket ring, the gasket ring are enclosed on the central shaft.
6. oil pipe wax scraping apparatus according to claim 1, it is characterised in that the support body include paraffin cutting bar, sleeve and
First connector, the sleeve set is on the central shaft, and the paraffin scraper cover for seat is on the outside of the sleeve, the sleeve
Be connected by first connector with the paraffin cutting bar, the described one end of paraffin cutting bar away from the bumper jar be inclined-plane and
The paraffin scraper is located on the inclined-plane, the sector region shape that the paraffin cutting bar, the sleeve and first connector surround
Into the groove.
7. oil pipe wax scraping apparatus according to claim 6, it is characterised in that the paraffin scraper seats against the nearly bumper jar
One end is to be provided with the paraffin scraper on inclined-plane and the inclined-plane.
8. oil pipe wax scraping apparatus according to claim 6, it is characterised in that first connector sets two or two
More than, first connector is set around the sleeve one-week interval.
9. oil pipe wax scraping apparatus according to claim 6, it is characterised in that the support body sets two, two framves
Body is connected by the second connector, and second connector connects two paraffin cutting bars in two support bodys.
10. oil pipe wax scraping apparatus according to claim 9, it is characterised in that second connector sets two or two
More than individual, second connector is uniformly arranged for one week around the sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720442897.2U CN206957654U (en) | 2017-04-25 | 2017-04-25 | A kind of oil pipe wax scraping apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720442897.2U CN206957654U (en) | 2017-04-25 | 2017-04-25 | A kind of oil pipe wax scraping apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206957654U true CN206957654U (en) | 2018-02-02 |
Family
ID=61372355
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720442897.2U Active CN206957654U (en) | 2017-04-25 | 2017-04-25 | A kind of oil pipe wax scraping apparatus |
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| Country | Link |
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| CN (1) | CN206957654U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114439425A (en) * | 2020-10-30 | 2022-05-06 | 中国石油天然气股份有限公司 | Paraffin removal device |
-
2017
- 2017-04-25 CN CN201720442897.2U patent/CN206957654U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114439425A (en) * | 2020-10-30 | 2022-05-06 | 中国石油天然气股份有限公司 | Paraffin removal device |
| CN114439425B (en) * | 2020-10-30 | 2024-03-26 | 中国石油天然气股份有限公司 | Paraffin removal device |
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