CN206860173U - Orient water fracturing and revolve defeated bar - Google Patents
Orient water fracturing and revolve defeated bar Download PDFInfo
- Publication number
- CN206860173U CN206860173U CN201720602655.5U CN201720602655U CN206860173U CN 206860173 U CN206860173 U CN 206860173U CN 201720602655 U CN201720602655 U CN 201720602655U CN 206860173 U CN206860173 U CN 206860173U
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- China
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- pin end
- female joint
- defeated bar
- packing ring
- water fracturing
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Abstract
Orient water fracturing and revolve defeated bar,Including the body of rod,The left and right ends of the described body of rod are female joint and pin end,Internal thread is provided with described female joint,The internal thread final position of described female joint is provided with polyurethane sealing ring,The internal thread original position of described female joint is provided with counterbore,External screw thread is provided with described pin end,The external screw thread final position of described pin end is provided with protection packing ring,Packing ring is protected to be arranged on inside counterbore when described pin end connects with female joint,The described body of rod is provided with milling stations close to the position of pin end and female joint,Described pin end sets the position of protection packing ring to be provided with the groove of fixed protection packing ring,Described pin end and the female joint screw thread of the adjacent defeated bar of rotation are connected,The defeated bar good airproof performance of the rotation,It is completely embedded,Tightening operation simultaneously between defeated bar is revolved is simple and convenient,Stability is good,Service life is grown.
Description
Technical field
Drilling tool technical field is the utility model is related to, is specifically exactly that a kind of orientation water fracturing revolves defeated bar.
Background technology
At present, in coal production, because coal mine roadway tight roof often induces impulsion pressure, large area can be through sometimes
Often be caving suddenly, rock orient hydraulic fracture by rock mass design attitude construct one or more prefabricated crack, can effectively break
Bad blindage globality, blindage intensity is reduced, rack bearing is reduced, weakens ore deposit shake destructive power, so as to eliminate because of the big face of tight roof
Dynamic disaster caused by product is caving suddenly, final realize reduce Hazards of Rock Burst, while can reduce coal and gas prominent danger,
Safety of coal mines, efficiently production are ensured, and water fracturing technology starts to need fracturing groove, orient needs to revolve defeated bar reality in water fracturing technology
The connection of existing cutter, higher requirement is proposed in the stability of connection for revolving defeated bar, the defeated bar of current rotation is in sealing
On can not meet present requirement, during high-pressure rotary, the impact of internal pressure and outside easily causes the defeated bar of rotation
Breakage, and revolving defeated bar during connection, it is necessary to be fastened, the defeated bar of circular rotation is easily beaten in fastening
Sliding phenomenon, and fasten the phenomenon for loosely, occurring loosening and occur.
The content of the invention
The purpose of this utility model is that providing a kind of orientation water fracturing revolves defeated bar, and the defeated bar good airproof performance of the rotation, connection is tightly
It is close, while the tightening operation between defeated bar is revolved is simple and convenient, stability is good, service life length.
The technical scheme in the invention for solving the technical problem is：Orient water fracturing and revolve defeated bar, including the body of rod,
The left and right ends of the described body of rod are female joint and pin end, and internal thread, described female joint are provided with described female joint
Internal thread final position be provided with polyurethane sealing ring, the internal thread original position of described female joint is provided with counterbore, institute
External screw thread is provided with the pin end stated, the external screw thread final position of described pin end is provided with protection packing ring, described public affairs
Packing ring is protected to be arranged on inside counterbore when joint connects with female joint, the described body of rod is equal close to the position of pin end and female joint
Milling stations is provided with, described pin end sets the position of protection packing ring to be provided with the groove of fixed protection packing ring, described public affairs
The female joint screw thread of joint and the adjacent defeated bar of rotation is connected.
As optimization, the outermost end of described pin end is provided with chamfering, and described polyurethane sealing ring is trapezium structure,
The trapezium structure of described polyurethane sealing ring is corresponding with the chamfering of pin end.
As optimization, the described body of rod is internally provided with limbers.
As optimization, antislip body is provided with described milling stations, described antislip body is raised line parallel to each other.
As optimization, the cross section of described antislip body is triangle.
As optimization, the cross section of described antislip body is circular arc.
As optimization, the cross section of described antislip body is taper.
The beneficial effects of the utility model are：Compared with prior art, a kind of orientation water fracturing rotation of the present utility model is defeated
Bar, it is connected through a screw thread in the pin end of the body of rod and female joint, and threaded connection place is provided with polyurethane sealing ring, and
In pin end and female joint connection end by protecting packing ring to realize the protection of junction, pin end and female joint in operation are prevented
Damage, by being provided with milling stations in the position of pin end and female joint, is provided with anti-in milling stations caused by colliding with each other
Gliding mass, conveniently fastening during connection, easy to operate, good airproof performance.
Brief description of the drawings
Fig. 1 is the utility model structure chart；
Fig. 2 is another example structure figure of the utility model；
Fig. 3 is the utility model antislip body structural representation；
Fig. 4 is the utility model antislip body another kind structural representation；
Fig. 5 is the utility model antislip body another kind structural representation；
Wherein, 1 body of rod, 2 pin ends, 3 female joints, 4 milling stations, 5 external screw threads, 6 internal threads, 7 protection packing rings, 8 polyurethane
Sealing ring, 9 counterbores, 10 antislip bodies, 11 limbers.
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.Generally here described in accompanying drawing and
The component of the utility model embodiment shown can be configured to arrange and design with a variety of.Therefore, below to attached
The detailed description of the embodiment of the present utility model provided in figure is not intended to limit claimed the scope of the utility model,
But it is merely representative of selected embodiment of the present utility model.Based on the embodiment in the utility model, ordinary skill people
The every other embodiment that member is obtained under the premise of creative work is not made, belong to the model of the utility model protection
Enclose.
It should be noted that：Similar label and letter represents similar terms in following accompanying drawing, therefore, once a certain Xiang Yi
It is defined, then it further need not be defined and explained in subsequent accompanying drawing in individual accompanying drawing.
, it is necessary to explanation in description of the present utility model, term " " center ", " on ", " under ", it is "left", "right", " perpendicular
Directly ", the orientation of the instruction such as " level ", " interior ", " outer " or position relationship be based on orientation shown in the drawings or position relationship, or
The utility model product using when the orientation usually put or position relationship, be for only for ease of description the utility model and letter
Change description, rather than instruction or imply signified device or element must have specific orientation, with specific azimuth configuration and
Operation, therefore it is not intended that to limitation of the present utility model.In addition, term " first ", " second ", " the 3rd " etc. are only used for area
Divide description, and it is not intended that instruction or hint relative importance.
Orient water fracturing and revolve defeated bar, including the body of rod 1, the left and right ends of the described body of rod 1 are female joint 3 and pin end 2, institute
Internal thread 6 is provided with the female joint 3 stated, the final position of internal thread 6 of described female joint 3 is provided with polyurethane sealing ring 8,
The original position of internal thread 6 of described female joint 3 is provided with counterbore 9, and external screw thread 5 is provided with described pin end 2, described
The final position of external screw thread 5 of pin end 2 is provided with protection packing ring 7, and described pin end 2 and female joint 3 protect packing ring 7 when connecting
Inside counterbore 9, the described body of rod 1 is provided with milling stations 4, described public affairs close to the position of pin end 2 and female joint 3
Joint 2 sets the position of protection packing ring 7 to be provided with the groove of fixed protection packing ring 7, described pin end 2 and the adjacent defeated bar of rotation
The screw thread of female joint 3 is connected.
As optimization, the outermost end of described pin end 2 is provided with chamfering, and described polyurethane sealing ring 8 is trapezoidal knot
Structure, the trapezium structure of described polyurethane sealing ring 8 are corresponding with the chamfering of pin end 2.
As optimization, the described body of rod 1 is internally provided with limbers 11.
As optimization, antislip body 10 is provided with described milling stations 4, described antislip body 10 is parallel to each other convex
Bar.
As optimization, the cross section of described antislip body 10 is triangle.
As optimization, the cross section of described antislip body 10 is circular arc.
As optimization, the cross section of described antislip body 10 is taper.
As shown in figure 1, the position that pin end connects with female joint is provided with polyurethane sealing ring, polyurethane sealing ring is set
In the inside of female joint, in the rest position of internal thread, and protection packing ring is provided with pin end, anti-skid washer is arranged on
The externally threaded cut-off end of pin end, the position of anti-skid washer installation, sets fluted on pin end, card is played to anti-skid washer
Firmly fixed effect, realized tightly by the milling stations being arranged on pin end and female joint when two adjacent defeated bars of rotation connect
Gu it will not cause to connect phenomenon loosely.
As shown in Fig. 2 outermost end is provided with rounding on pin end, the polyurethane sealing ring inside female joint is set
For the trapezoidal polyurethane sealing ring corresponding with the rounding on pin end, pin end and female joint are tightened by screw thread rotation,
The sealed connection of pin end and female joint is realized, in the position that pin end and female joint contact by protecting packing ring to realize that damping is made
With preventing collision between pin end and female joint in vibration.
The cross section of the antislip body set in figs. 3-5 in shown milling stations can elect as triangle, circular arc or
It is trapezoidal, in order to increase frictional force in fastening, Quick fastening is realized, improves operating efficiency, while ensure fastening effect.
A kind of orientation water fracturing of the present utility model revolves defeated bar, is connected through a screw thread in the pin end of the body of rod and female joint,
And polyurethane sealing ring is provided with threaded connection place, and in pin end and female joint connection end by protecting packing ring to realize
The protection of junction, prevent from damaging caused by pin end collides with each other with female joint in operation, by connecing in pin end and mother
The position of head is provided with milling stations, antislip body is provided with milling stations, conveniently fastening during connection, easy to operate, sealing
It is good.
Above-mentioned embodiment is only specific case of the present utility model, and scope of patent protection of the present utility model includes
But the product form and style of above-mentioned embodiment are not limited to, it is any to meet the utility model claims book and any institute
The appropriate change or modification that the those of ordinary skill of category technical field is done to it, should all fall into patent protection of the present utility model
Scope.
Claims (7)
1. orienting water fracturing revolves defeated bar, including the body of rod（1）, it is characterised in that：The described body of rod（1）Left and right ends be female joint
（3）And pin end（2）, described female joint（3）On be provided with internal thread（6）, described female joint（3）Internal thread（6）Eventually
Stop bit, which installs, is equipped with polyurethane sealing ring（8）, described female joint（3）Internal thread（6）Original position is provided with counterbore（9）,
Described pin end（2）On be provided with external screw thread（5）, described pin end（2）External screw thread（5）Final position is provided with protection
Packing ring（7）, described pin end（2）And female joint（3）Packing ring is protected during connection（7）Installed in counterbore（9）Inside, described bar
Body（1）Close to pin end（2）And female joint（3）Position be provided with milling stations（4）, described pin end（2）Protection is set
Packing ring（7）Position be provided with fixed protection packing ring（7）Groove, described pin end（2）With the female joint of the adjacent defeated bar of rotation
（3）Screw thread is connected.
2. orientation water fracturing according to claim 1 revolves defeated bar, it is characterised in that：Described pin end（2）Outermost end
It is provided with chamfering, described polyurethane sealing ring（8）For trapezium structure, described polyurethane sealing ring（8）Trapezium structure with
Pin end（2）Chamfering it is corresponding.
3. orientation water fracturing according to claim 1 revolves defeated bar, it is characterised in that：The described body of rod（1）It is internally provided with
Limbers（11）.
4. orientation water fracturing according to claim 1 revolves defeated bar, it is characterised in that：Described milling stations（4）On be provided with
Antislip body（10）, described antislip body（10）For raised line parallel to each other.
5. orientation water fracturing according to claim 4 revolves defeated bar, it is characterised in that：Described antislip body（10）Cross section
For triangle.
6. orientation water fracturing according to claim 4 revolves defeated bar, it is characterised in that：Described antislip body（10）Cross section
For circular arc.
7. orientation water fracturing according to claim 4 revolves defeated bar, it is characterised in that：Described antislip body（10）Cross section
For taper.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720602655.5U CN206860173U (en) | 2017-05-27 | 2017-05-27 | Orient water fracturing and revolve defeated bar |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720602655.5U CN206860173U (en) | 2017-05-27 | 2017-05-27 | Orient water fracturing and revolve defeated bar |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206860173U true CN206860173U (en) | 2018-01-09 |
Family
ID=60825360
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720602655.5U Active CN206860173U (en) | 2017-05-27 | 2017-05-27 | Orient water fracturing and revolve defeated bar |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206860173U (en) |
-
2017
- 2017-05-27 CN CN201720602655.5U patent/CN206860173U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 273500 west of middle section of West Outer Ring Road, Zoucheng City, Jining City, Shandong Province Patentee after: Shandong Yanneng Taide Heavy Industry Co.,Ltd. Address before: 273500 west of middle section of West Outer Ring Road, Zoucheng City, Jining City, Shandong Province Patentee before: ZOUCHENG YANKUANG TAIDE INDUSTRY & TRADE Co.,Ltd. |