CN207660989U - A kind of dimond synneusis thrust bearing - Google Patents
A kind of dimond synneusis thrust bearing Download PDFInfo
- Publication number
- CN207660989U CN207660989U CN201720927899.0U CN201720927899U CN207660989U CN 207660989 U CN207660989 U CN 207660989U CN 201720927899 U CN201720927899 U CN 201720927899U CN 207660989 U CN207660989 U CN 207660989U
- Authority
- CN
- China
- Prior art keywords
- dimond synneusis
- steel disk
- synneusis
- dimond
- thrust bearing
- Prior art date
- 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
Links
Landscapes
- Earth Drilling (AREA)
Abstract
The utility model discloses a kind of dimond synneusis thrust bearings, including：The steel disk being oppositely arranged up and down；The operative end surface of steel disk is equipped with and plates layer, plates and is evenly distributed in multiple dimond synneusis on layer, and the dimond synneusis quantity of upper steel disk and lower steel disk is distributed for odevity, and the end face of dimond synneusis is higher than 5~10 μm of working face for plating layer；On plating layer, the radial sink of inside and outside perforation is equipped between adjacent two dimond synneusis；The operative end surface of steel disk is higher than the slot bottom of radial sink and less than the working face for plating layer.The utility model takes full advantage of the wearability and heat-resisting quantity of dimond synneusis, and structure and size design improve the toughness of dimond synneusis again, to ensure the using effect of bearing, and then extends the service life of drilling tool.
Description
Technical field
The utility model is related to technical field of bearings, and in particular to a kind of screw rod applied in oil drilling or worm gear bore
Dimond synneusis thrust bearing on tool.
Background technology
Screw rod or worm gear drilling tool are widely used mud motors in oil drilling, and thrust bearing is that its is important
One of component.Two kinds of drilling tools are generally using traditional ball bearing at present, and the bearing will be in shaft bottom high temperature and mud ring
It works in border, the service life is extremely short, influences using effect and the service life of entire drilling tool.
Utility model content
Shortcoming present in regarding to the issue above, the utility model provide a kind of screw rod applied in oil drilling
Or the dimond synneusis thrust bearing on worm gear drilling tool.
The utility model discloses a kind of dimond synneusis thrust bearings, including：The steel disk being oppositely arranged up and down；
The operative end surface of the steel disk is equipped with and plates layer, and described plate is evenly distributed in multiple dimond synneusis on layer,
The dimond synneusis quantity of upper steel disk and lower steel disk is distributed for odevity, and the end face of the dimond synneusis plates layer higher than described
5~10 μm of working face；
It is plated on layer described, the radial sink of inside and outside perforation is equipped between adjacent two dimond synneusis；The steel
The operative end surface of disk is higher than the slot bottom of the radial sink and less than the working face for plating layer.
The dimond synneusis sinters one by plating layer with the steel disk as a further improvement of the utility model,
Body.
Layer is plated described in as a further improvement of the utility model, to be made of tungsten carbide, cobalt and prealloy powder.
As a further improvement of the utility model, the shape of the dimond synneusis be cylinder, water-drop-shaped, sector or
Polygon.
The dimond synneusis is dimond synneusis TSP as a further improvement of the utility model,.
The gap between adjacent two dimond synneusis is 3~5mm as a further improvement of the utility model,.
The width of the radial sink is 1~2mm as a further improvement of the utility model, and depth is 1~2mm；Institute
The operative end surface of steel disk is stated less than the 0.5~0.8mm of working face for plating layer.
Compared with prior art, the beneficial effects of the utility model are：
The utility model is secondary by the way that dimond synneusis sintering on two steel disks, to be constituted to friction, substitutes ball bearing；Pass through
Upper and lower steel disk dimond synneusis quantity odevity distribution, makes dimond synneusis avoid impacting；By the end for designing dimond synneusis
Face is higher than 5~10 μm of working face for plating layer, and since dimond synneusis is more crisp, excessively high dimond synneusis is easily broken, and the service life is low；
Above-mentioned size design can also reduce frictional resistance simultaneously, improve cooling effect；By designing radial sink, and the working end of steel disk
Face is higher than the slot bottom of radial sink and less than the working face for plating layer, and above-mentioned design is unobstructed convenient for cooling and mud；
The utility model takes full advantage of the wearability and heat-resisting quantity of dimond synneusis, and structure and size design improve again
The toughness of dimond synneusis, to ensure the using effect of bearing, and then extends the service life of drilling tool.
Description of the drawings
Fig. 1 is the structural schematic diagram of dimond synneusis thrust bearing disclosed in a kind of embodiment of the utility model；
Fig. 2 is the end structure illustration of upper steel disk in Fig. 1；
Fig. 3 is the end structure illustration of lower steel disk in Fig. 1；
Fig. 4 is A-A sectional views in Fig. 3.
In figure：
1, upper steel disk；2, lower steel disk；3, layer is plated；4, dimond synneusis；5, radial sink.
Specific implementation mode
It is new below in conjunction with this practicality to keep the purpose, technical scheme and advantage of the utility model embodiment clearer
Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched
The embodiment stated is a part of the embodiment of the utility model, instead of all the embodiments.Based on the reality in the utility model
Apply example, the every other embodiment that those of ordinary skill in the art are obtained without making creative work, all
Belong to the range of the utility model protection.
It is in the description of the present invention, it should be noted that term "center", "upper", "lower", "left", "right", " perpendicular
Directly ", the orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only
The utility model and simplifying describes for ease of description, do not indicate or imply the indicated device or element must have it is specific
Orientation, with specific azimuth configuration and operation, therefore should not be understood as limiting the present invention.In addition, term " the
One ", " second ", " third " are used for description purposes only, and are not understood to indicate or imply relative importance.
In the description of the present invention, it should also be noted that, unless otherwise clearly defined and limited, term " is pacified
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection；It can be mechanical connection, can also be electrical connection；Can be directly connected, can also indirectly connected through an intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, it can understand above-mentioned art with concrete condition
The concrete meaning of language in the present invention.
The utility model is further described in detail below in conjunction with the accompanying drawings：
As shown in Figs 1-4, the utility model provides a kind of dimond synneusis thrust bearing, including：It is oppositely arranged up and down
Steel disk (upper steel disk 1 and lower steel disk 2) plates layer 3, dimond synneusis 4 and radial sink 5；Wherein：
The operative end surface of the utility model steel disk is equipped with and plates layer 3, i.e.,：The lower face (operative end surface) of upper steel disk 1 is set
Layer 3 is plated, the upper surface (operative end surface) of lower steel disk 2 is equipped with equipped with corresponding upper steel disk 1 plates layer 3；Upper steel disk 1 and lower steel disk
2 plate is evenly distributed in multiple dimond synneusis 4 on layer 3, the shape of dimond synneusis 4 is cylinder, water-drop-shaped, sector
Or polygon；Dimond synneusis 4 is sintered into one by plating layer 3 with steel disk (upper steel disk 1 and lower steel disk 2), dimond synneusis 4
For dimond synneusis TSP, plates layer 3 and be made of tungsten carbide, cobalt and prealloy powder；Specifically sintering method is：With pressure sintering or nothing
It presses infusion process that dimond synneusis 4 is sintered on steel disk (upper steel disk 1 and lower steel disk 2), then grinds 4 surface of dimond synneusis
Flat, polishing, it is secondary using the dimond synneusis 4 of upper steel disk 1 and lower steel disk 2 as friction, substitute ball bearing.
The dimond synneusis quantity of steel disk 1 and lower steel disk 2 is distributed for odevity on the utility model, and dimond synneusis is made to keep away
Exempt to impact；4 quantity of dimond synneusis of upper steel disk 1 is 11 in Fig. 2, and 4 quantity of dimond synneusis of lower steel disk 2 is 12 in Fig. 3
It is a.
Due to material characteristic when processing, the end face of the utility model dimond synneusis is higher than 5~10 μ of working face for plating layer
M, since dimond synneusis is more crisp, excessively high then dimond synneusis is easily broken, and the service life is low；The end face of dimond synneusis is higher than simultaneously
Frictional resistance can also be reduced by plating the size design of 5~10 μm of the working face of layer, improve cooling effect.
The utility model is plated upper steel disk 1 and lower steel disk 2 on layer 3, (interposition between adjacent two dimond synneusis 4
Set) it is equipped with the radial sink 5 of inside and outside perforation；The operative end surface of steel disk (upper steel disk 1 and lower steel disk 2) is higher than the slot of radial sink 5
Bottom and less than plating the working face of layer 3.The radial sink 5 of above-mentioned design is used as the mouth of a river, unobstructed convenient for cooling and mud, and lower steel
Always there is cooling water in the sink of disk, improves cooling effect.
Preferably, as shown in Figure 3,4, the gap between adjacent two dimond synneusis is 3~5mm, the width of radial sink
For 1~2mm, depth is 1~2mm；The operative end surface of steel disk is less than the 0.5~0.8mm of working face for plating layer.
The utility model takes full advantage of the wearability and heat-resisting quantity of dimond synneusis, and structure and size design improve again
The toughness of dimond synneusis, to ensure the using effect of bearing, and then extends the service life of drilling tool.
The preferred embodiment that these are only the utility model, is not intended to limit the utility model, for this field
Technical staff for, various modifications and changes may be made to the present invention.Within the spirit and principle of the utility model,
Any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.
Claims (7)
1. a kind of dimond synneusis thrust bearing, which is characterized in that including：The steel disk being oppositely arranged up and down；
The operative end surface of the steel disk is equipped with and plates layer, and described plate is evenly distributed in multiple dimond synneusis on layer, upper steel
The dimond synneusis quantity of disk and lower steel disk is distributed for odevity, and the end face of the dimond synneusis is higher than the work for plating layer
Make 5~10 μm of face；
It is plated on layer described, the radial sink of inside and outside perforation is equipped between adjacent two dimond synneusis；The steel disk
Operative end surface is higher than the slot bottom of the radial sink and less than the working face for plating layer.
2. dimond synneusis thrust bearing as described in claim 1, which is characterized in that the dimond synneusis is by plating layer
It is sintered into one with the steel disk.
3. dimond synneusis thrust bearing as claimed in claim 2, which is characterized in that it is described plate layer by tungsten carbide, cobalt and
Prealloy powder is constituted.
4. dimond synneusis thrust bearing as described in claim 1, which is characterized in that the shape of the dimond synneusis is circle
Cylindricality, water-drop-shaped, sector or polygon.
5. dimond synneusis thrust bearing as described in claim 1, which is characterized in that the dimond synneusis is poly- for diamond
Brilliant TSP.
6. dimond synneusis thrust bearing as described in claim 1, which is characterized in that between adjacent two dimond synneusis
Gap be 3~5mm.
7. dimond synneusis thrust bearing as claimed in claim 6, which is characterized in that it is described radial direction sink width be 1~
2mm, depth are 1~2mm；The operative end surface of the steel disk is less than the 0.5~0.8mm of working face for plating layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720927899.0U CN207660989U (en) | 2017-07-28 | 2017-07-28 | A kind of dimond synneusis thrust bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720927899.0U CN207660989U (en) | 2017-07-28 | 2017-07-28 | A kind of dimond synneusis thrust bearing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207660989U true CN207660989U (en) | 2018-07-27 |
Family
ID=62935751
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720927899.0U Expired - Fee Related CN207660989U (en) | 2017-07-28 | 2017-07-28 | A kind of dimond synneusis thrust bearing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207660989U (en) |
-
2017
- 2017-07-28 CN CN201720927899.0U patent/CN207660989U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107107195B (en) | Metal-based combo object and its manufacturing method | |
| EP2327856B1 (en) | Modular fixed cutter earth-boring bits, modular fixed cutter earth-boring bit bodies, and related methods | |
| CN201915843U (en) | Radial polycrystalline diamond bearing for spiral drilling rig transmission shaft | |
| CN103953286B (en) | Welded high-matrix diamond core bit and manufacturing method thereof | |
| CN105649538B (en) | Lattice-shaped working lining diamond bit and its 3D printing manufacture craft | |
| Wang et al. | A new diamond bit for extra-hard, compact and nonabrasive rock formation | |
| CN103806844A (en) | Braze welding nickel base impregnated diamond bit for deep part solid rock drilling, and manufacturing method of braze welding nickel base impregnated diamond bit | |
| CN207660989U (en) | A kind of dimond synneusis thrust bearing | |
| CN104499948A (en) | Double-cutting impregnated diamond segment | |
| CN200985757Y (en) | Milling shoe | |
| CN103273263B (en) | A kind of preparation method of diamond bit energy-saving combined-type nozzle | |
| CN207436926U (en) | The tapered metal cup of tooth is bored for drill bit | |
| CN203756042U (en) | Step type gauge drill bit | |
| CN103982139B (en) | A kind of high carcass bores tooth and preparation method thereof | |
| CN201679451U (en) | Cambered surface PDC (polycrystalline diamond compact) | |
| CN207245639U (en) | Wear-resisting erosion drilling tool stabilizer | |
| CN106481654A (en) | A kind of sliding bearing with hard alloy and polycrystalline diamond wearing layer | |
| CN106670472B (en) | A kind of preparation method of diamond sandwich type hard alloy hard alloy composite ball tooth | |
| CN204827312U (en) | Flat junk mill of slim -hole matrix under oil well | |
| CN204284196U (en) | Low friction resistance high abrasion list is to PDC composite sheet thrust bearing | |
| CN206280373U (en) | A kind of sliding bearing with hard alloy and polycrystalline diamond wearing layer | |
| CN109322666A (en) | A kind of sandwiched gradient distribution diadust strengthened pick | |
| CN205314922U (en) | Wing formula composite drill bit | |
| CN219012492U (en) | Diamond impregnated tooth composite drill bit | |
| CN205135428U (en) | Compound piece of synthetic superhard materials |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180727 Termination date: 20200728 |