CN207647470U - Helical teeth diamond-impregnated bit - Google Patents
Helical teeth diamond-impregnated bit Download PDFInfo
- Publication number
- CN207647470U CN207647470U CN201721797873.5U CN201721797873U CN207647470U CN 207647470 U CN207647470 U CN 207647470U CN 201721797873 U CN201721797873 U CN 201721797873U CN 207647470 U CN207647470 U CN 207647470U
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- impregnated
- tooth
- diamond
- steel body
- bit
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Abstract
The utility model discloses a kind of helical teeth diamond-impregnated bits, including drilling bit steel body, impregnated diamond matrix and bore tooth, the one side for boring tooth is set as the vertical plane vertical with impregnated diamond matrix, it bores side corresponding with vertical plane on tooth and is set as pinch plane, discharge outlet, guiding gutter and the rhone of connection are formed between the adjacent brill tooth, guiding gutter is correspondingly arranged with rhone；Due to being provided with vertical plane and pinch plane, impact resistance is strong, it is applicable to incomplete broken rock, the pinch plane of setting is similar to the impeller shape of water pump, has the function of itself plasma discharge while grinding drilling, reduce the pressure of supply water of slush pump, increase water supply flow, keep rock powder discharge in well more unimpeded, it reduces rock powder to consume the friction of drilling bit steel body, while low-grade fever consumption can also be reduced, bit life is made to increase 35% or more, the milling area that tooth and rock are bored in drilling process reduces, therefore can reduce 18% or more of grinding drilling resistance.
Description
Technical field
The utility model is related to the impregnated diamond bits of commutating tooth anti-oblique when bit technique field more particularly to a kind of drilling.
Background technology
Impregnated diamond bit is mainly used for highway, railway, municipal works, water conservancy and hydropower, geological prospecting, mineral exploration, water
The extraction of center rock in the Process of Engineering Construction such as literary geologic survey.Impregnated diamond bit currently used in the market is by drill bit
The carcass for plating diamond and the Buddha's warrior attendant body being attached thereto composition.Drill bit water flowing speed is slow, the rock powder that when drilling generates cannot and
When discharge, to drilling bit steel body serious wear, it is gradually thinning to bore transverse tooth thickness degree, and drill bit gradually appears difference in height due to unbalance stress
Not, to influence drilling efficiency.In addition drill bit water flowing can also form serious micro- burning consumption not in time, and then influence making for drill bit
Use the service life.
Utility model content
The technical problem to be solved by the utility model is to provide a kind of small, resistance of low-grade fever consumption it is small it is with long service life tiltedly
Tooth diamond-impregnated bit.
In order to solve the above technical problems, the technical solution of the utility model is：Helical teeth diamond-impregnated bit, including tubular
Drilling bit steel body, the drilling bit steel body end be equipped with tubular impregnated diamond matrix, the impregnated diamond matrix with it is described
Drilling bit steel body is arranged concentrically, and brill tooth is evenly equipped on the end face of the impregnated diamond matrix, and the one side for boring tooth is set as
The vertical plane vertical with the impregnated diamond matrix, side corresponding with the vertical plane is set as pinch plane on the brill tooth, adjacent
It is formed with discharge outlet between the brill tooth, at least twice and the discharge outlet are disposed on the inner wall of the impregnated diamond matrix
It is connected to the guiding gutter of setting, the draining for being connected to setting with the discharge outlet is disposed on the outer wall of the impregnated diamond matrix
Slot, the guiding gutter are correspondingly arranged with the rhone.
The orthographic projection of the outer surface for boring tooth and inner surface is respectively set to right angle ladder as a preferred technical solution,
Shape, and the orthographic projection bottom edge length for boring tooth outer surface is more than the orthographic projection bottom edge length for boring tooth inner surface.
The orthographic projection of the outer surface and inner surface for boring tooth is respectively set to right angle trigonometry as a preferred technical solution,
Shape, and the orthographic projection bottom edge length for boring tooth outer surface is more than the orthographic projection bottom edge length for boring tooth inner surface.
The brill tooth there are two being set between guiding gutter described in adjacent twice as a preferred technical solution, is correspondingly adjacent
Two brill teeth also are provided between two rhones.
The internal diameter of the impregnated diamond matrix is less than the internal diameter of the drilling bit steel body, institute as a preferred technical solution,
The outer diameter for stating impregnated diamond matrix is more than the outer diameter of the drilling bit steel body.
One end inner wall or outer wall of the drilling bit steel body far from the impregnated diamond matrix as a preferred technical solution,
Equipped with connection screw thread.
By adopting the above-described technical solution, helical teeth diamond-impregnated bit, includes the drilling bit steel body of tubular, the drill bit
Steel body end is equipped with the impregnated diamond matrix of tubular, and the impregnated diamond matrix is arranged concentrically with the drilling bit steel body, institute
It states and is evenly equipped with brill tooth on the end face of impregnated diamond matrix, the one side for boring tooth is set as and the impregnated diamond matrix
Vertical vertical plane, side corresponding with the vertical plane is set as pinch plane on the brill tooth, the row of being formed between the adjacent brill tooth
The mouth of a river is disposed with the guiding gutter that at least twice are connected to setting with the discharge outlet, institute on the inner wall of the impregnated diamond matrix
State the rhone for being disposed on the outer wall of impregnated diamond matrix and being connected to setting with the discharge outlet, the guiding gutter and the row
Sink is correspondingly arranged；The utility model has the beneficial effects that：Due to boring the particularity of toothing, that is, it is provided with vertical plane and pinch plane,
Impact resistance is strong, is applicable to incomplete broken rock, and the pinch plane of setting is similar to the impeller shape of water pump, is crept into grinding
While have the function of itself plasma discharge, reduce the pressure of supply water of slush pump, increase water supply flow, along with discharge outlet,
The setting of guiding gutter and rhone makes in well rock powder discharge more unimpeded, reduces rock powder and is consumed to the friction of drilling bit steel body, simultaneously
Can also cooling more effectively be contacted with the grinding of rock to drilling bit steel body, reduce low-grade fever consumption, bit life is made to increase
35% or more, the utility model bores tooth in drilling process and the milling area of rock reduces, therefore can reduce grinding drilling
18% or more of resistance.
Description of the drawings
The following drawings is only intended in doing schematic illustration and explanation to the utility model, does not limit the model of the utility model
It encloses.Wherein：
Fig. 1 is the end structure illustration of the utility model embodiment；
Fig. 2 is the side view of the utility model embodiment；
Fig. 3 is the cross-sectional view of the utility model embodiment；
In figure：1- drilling bit steel bodies；The impregnated diamond matrix of 2-；3- bores tooth；4- vertical planes；5- pinch planes；6- discharge outlet；7- water guides
Slot；8- rhones；9- connection screw threads.
Specific implementation mode
With reference to the accompanying drawings and examples, the utility model is expanded on further.In the following detailed description, only pass through
Bright mode describes certain exemplary embodiments of the utility model.Undoubtedly, those skilled in the art can be with
It recognizes, it, can be with a variety of different modes to described without departing from the spirit and scope of the utility model
Embodiment is modified.Therefore, attached drawing and description are regarded as illustrative in nature, rather than the protection for limiting claim
Range.
As shown in Figure 1, Figure 2 and Figure 3, helical teeth diamond-impregnated bit includes the drilling bit steel body 1 of tubular, the drill steel
1 end of body is equipped with the impregnated diamond matrix 2 of tubular, and the impregnated diamond matrix 2 is arranged concentrically with the drilling bit steel body 1,
It is evenly equipped on the end face of the impregnated diamond matrix 2 and bores tooth 3, the one side for boring tooth 3 is set as and the impregnated Buddha's warrior attendant
The vertical vertical plane 4 of lithopedion body 2, side corresponding with the vertical plane 4 is set as pinch plane 5 on the brill tooth 3, described to bore the outer of tooth 3
The orthographic projection of surface and inner surface is respectively set to right-angled trapezium, and the orthographic projection bottom edge length for boring 3 outer surface of tooth is more than
The orthographic projection bottom edge length for boring 3 inner surface of tooth just forms the pinch plane 5 just because of the difference setting of above-mentioned length,
It is allowed to similar to the impeller shape of water pump, when grinding drilling, under the influence of centrifugal force, the mixing slurry that water and rock powder are formed
Discharge, reduces the pressure of supply water of slush pump, increases water supply flow.
Certainly, the inside and outside orthographic projection for boring tooth 3 is not limited to ladder structure of right angle, the outer surface for boring tooth 3 and
The orthographic projection of inner surface can also be respectively set to right angled triangle, and the orthographic projection bottom edge length for boring 3 outer surface of tooth is big
In the orthographic projection bottom edge length for boring 3 inner surface of tooth, the end area smaller for boring tooth 3, when contacting and creep into rock stratum
Resistance smaller.
It is formed with discharge outlet 6 between the adjacent brill tooth 3, due to the setting of the pinch plane 5, the discharge outlet 6 is also at
The arrangement of heeling condition, i.e. all discharge outlet 6 is not using the center line of the impregnated diamond matrix 2 as axis cloth
Set, but formed eccentric setting, be more advantageous to slurries and be discharged under the influence of centrifugal force, the impregnated diamond matrix 2 it is interior
The guiding gutter 7 that at least twice are connected to setting with the discharge outlet 6 is disposed on wall, on the outer wall of the impregnated diamond matrix 2
It is disposed with the rhone 8 that setting is connected to the discharge outlet 6, the guiding gutter 7 is correspondingly arranged with the rhone 8.
It is set between guiding gutter 7 described in the adjacent twice of the present embodiment there are two the brill tooth 3, correspondingly the two neighboring row
Two brill teeth 3 also are provided between sink 8.It certainly, can also be described in two according to the difference of abrasive body or the size of drill bit
Between guiding gutter 7 be arranged other quantity the brill tooth 3, such as one, three or more.
In actual fabrication, the internal diameter of the impregnated diamond matrix 2 can be made to be less than the internal diameter of the drilling bit steel body 1,
The outer diameter of the impregnated diamond matrix 2 is more than the outer diameter of the drilling bit steel body 1, and the drilling bit steel body 1 is far from the impregnated gold
One end inner wall or outer wall of hard rock carcass 2 are equipped with connection screw thread 9, to facilitate installation.
Particularity of the utility model due to boring 3 structure of tooth, that is, be provided with vertical plane 4 and pinch plane 5, impact resistance is strong, can fit
For incomplete broken rock, the pinch plane 5 of setting is similar to the impeller shape of water pump, has itself while grinding drilling
The effect of plasma discharge reduces the pressure of supply water of slush pump, increases water supply flow, along with discharge outlet 6, guiding gutter 7 and draining
The setting of slot 8 makes in well rock powder discharge more unimpeded, reduces rock powder and is consumed to the friction of drilling bit steel body 1, while can also more have
Effect ground contacts cooling to drilling bit steel body 1 with the grinding of rock, reduces low-grade fever consumption, bit life is made to increase 35% or more,
The utility model bores tooth 3 in drilling process and the milling area of rock reduces, therefore can reduce grinding drilling resistance
18% or more.
The advantages of basic principles and main features and the utility model of the utility model have been shown and described above.One's own profession
The technical staff of industry is it should be appreciated that the present utility model is not limited to the above embodiments, described in above embodiments and description
Only illustrate the principles of the present invention, on the premise of not departing from the spirit and scope of the utility model, the utility model is also
It will have various changes and improvements, these various changes and improvements fall within the scope of the claimed invention.The utility model
Claimed range is defined by the appending claims and its equivalent thereof.
Claims (6)
1. helical teeth diamond-impregnated bit, includes the drilling bit steel body of tubular, the drilling bit steel body end is equipped with the impregnated gold of tubular
Hard rock carcass, the impregnated diamond matrix are arranged concentrically with the drilling bit steel body, it is characterised in that：The impregnated Buddha's warrior attendant lithopedion
Brill tooth is evenly equipped on the end face of body, the one side for boring tooth is set as the vertical plane vertical with the impregnated diamond matrix, institute
It states side corresponding with the vertical plane on brill tooth and is set as pinch plane, discharge outlet is formed between the adjacent brill tooth, it is described impregnated
The guiding gutter that at least twice are connected to setting with the discharge outlet, the impregnated Buddha's warrior attendant lithopedion are disposed on the inner wall of diamond matrix
The rhone that setting is connected to the discharge outlet is disposed on the outer wall of body, the guiding gutter is correspondingly arranged with the rhone.
2. helical teeth diamond-impregnated bit as described in claim 1, it is characterised in that：The outer surface for boring tooth and inner surface
Orthographic projection be respectively set to right-angled trapezium, and the orthographic projection bottom edge length for boring tooth outer surface is more than the brill tooth inner surface
Orthographic projection bottom edge length.
3. helical teeth diamond-impregnated bit as described in claim 1, it is characterised in that：The outer surface for boring tooth and inner surface
Orthographic projection be respectively set to right angled triangle, and the orthographic projection bottom edge length for boring tooth outer surface is more than table in the brill tooth
The orthographic projection bottom edge length in face.
4. helical teeth diamond-impregnated bit as claimed in claim 1,2 or 3, it is characterised in that：Guiding gutter described in adjacent twice
Between set there are two the brill tooth, two brill teeth also correspondingly are provided between the two neighboring rhone.
5. helical teeth diamond-impregnated bit as claimed in claim 4, it is characterised in that：The internal diameter of the impregnated diamond matrix
Less than the internal diameter of the drilling bit steel body, the outer diameter of the impregnated diamond matrix is more than the outer diameter of the drilling bit steel body.
6. helical teeth diamond-impregnated bit as claimed in claim 5, it is characterised in that：The drilling bit steel body is far from described impregnated
One end inner wall or outer wall of diamond matrix are equipped with connection screw thread.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721797873.5U CN207647470U (en) | 2017-12-20 | 2017-12-20 | Helical teeth diamond-impregnated bit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721797873.5U CN207647470U (en) | 2017-12-20 | 2017-12-20 | Helical teeth diamond-impregnated bit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207647470U true CN207647470U (en) | 2018-07-24 |
Family
ID=62878403
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721797873.5U Expired - Fee Related CN207647470U (en) | 2017-12-20 | 2017-12-20 | Helical teeth diamond-impregnated bit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207647470U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109798073A (en) * | 2019-04-11 | 2019-05-24 | 吉林大学 | A kind of impregnated diamond drill using frictional heat energy detritus |
-
2017
- 2017-12-20 CN CN201721797873.5U patent/CN207647470U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109798073A (en) * | 2019-04-11 | 2019-05-24 | 吉林大学 | A kind of impregnated diamond drill using frictional heat energy detritus |
| CN109798073B (en) * | 2019-04-11 | 2023-10-13 | 吉林大学 | Diamond-impregnated drilling tool for crushing rock by friction heat energy |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information |
Inventor after: Lai Yong Chao Inventor after: Lai Yong Sheng Inventor after: Xu Genguo Inventor before: Lai Yong Chao Inventor before: Eternal life Inventor before: Xu Genguo |
|
| CB03 | Change of inventor or designer information | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180724 Termination date: 20211220 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |