CN209179695U - A kind of zigzag coal mine drill bit - Google Patents
A kind of zigzag coal mine drill bit Download PDFInfo
- Publication number
- CN209179695U CN209179695U CN201822078328.1U CN201822078328U CN209179695U CN 209179695 U CN209179695 U CN 209179695U CN 201822078328 U CN201822078328 U CN 201822078328U CN 209179695 U CN209179695 U CN 209179695U
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- CN
- China
- Prior art keywords
- drill bit
- tubular column
- open tubular
- compressed spring
- zigzag
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Abstract
The utility model discloses a kind of zigzag coal mine drill bits, including body, sawtooth cusp, drill bit, fixation kit and driving motor, the body is internally provided with driving motor, and the side of the driving motor is provided with rotation axis, and the side of the rotation axis is provided with fixation kit.It is fixed quick that drill bit fixation kit is arranged in the utility model, when Drill Crack, meet and quick-replaceable is carried out to drill bit at any time, save the time, improve production efficiency, increase yield, make ball ball grooves corresponding with drill bit are corresponding to fix from the insertion of body interface drill bit insertion, drill bit is pushed to make hollow shaft that sliding shoe be driven to slide in slide slot, make fixed block stress simultaneously, push open tubular column, make the first compressed spring forced compression in open tubular column, connecting shaft is fixed, pressure of the pressing plate by the first compressed spring, move inward open tubular column, the groove of the strut and rotation axis that finally make drill bit realizes that hole axle cooperation is fixed.
Description
Technical field
The utility model belongs to Coal Exploitation mining drill bit technical field, and in particular to a kind of zigzag coal mine drill bit.
Background technique
Currently, various countries' underground coal mine, region protrusion-dispelling, gas drainage, coal seam sealing etc., which is directed to coal seam, drills, and drills
In the process, back pressure in certain areas is big, and coal report is frequent, and stress is concentrated, and coal seam is soft, and permeability is very poor, and gas contains
Amount is high, phenomena such as creeping into this coal seam, be easy to produce the hole that collapses, bit freezing, spray orifice, feasible processing is such as taken to arrange not in time
It applies, drilling will be caused to scrap, fall drilling rod, drilling is beaten not deep etc., spray orifice is a kind of small-sized blowout, high pressure gas flow direction when spray orifice
Aperture sprays, and the coal dust that high pressure gas carries directly rushes at tunnel, and aperture is full of smoke, and with coal report and gas shock
Sound.Spray orifice is usually associated with the hole that collapses, bit freezing phenomenon, can not continue to creep into, or even become accident treatment by drilling, cause bit freezing
Because being known as two kinds, one is drilling hole bottom it is close or when getting to dirt band, rock stratum caused by；Another kind is that the spray orifice time is long, deslagging
Ineffective, accumulated slag increases in hole, plug-hole, collapse hole range constantly expand, broken coal dust is rapidly drill bit and drilling rod banding, drill bit
It can not retreat, cause bit freezing.
The prior art has the following problems: the fixed trouble of existing drill bit when Drill Crack, is unable to satisfy at any time to brill
Head carries out quick-replaceable, influences exploitation effect, reduces production efficiency.
Utility model content
To solve the problems mentioned above in the background art.The utility model provides a kind of zigzag coal mine drill bit, tool
The characteristics of having fixed drill bit quick, save the time, improving production efficiency.
To achieve the above object, the utility model provides the following technical solutions: a kind of zigzag coal mine drill bit, including machine
Body, sawtooth cusp, drill bit, fixation kit and driving motor, the body are internally provided with driving motor, the driving motor
Side be provided with rotation axis, the side of the rotation axis is provided with fixation kit, and the side of the body is provided with drill bit, institute
The one end for stating drill bit is provided with sawtooth cusp, and the junction of the body and drill bit is provided with bearing；
The fixation kit includes groove, slide slot, sliding shoe, strut, connecting rod, ball, open tubular column, pressing plate, connection
Axis, the first compressed spring, fixed block, hollow shaft, the second compressed spring and fixed ring, wherein the inside of the slide slot is arranged
There is sliding shoe, the upper end of the sliding shoe is provided with connecting rod, and the upper end of the connecting rod is provided with hollow shaft, the hollow shaft
Be internally provided with the second compressed spring, the upper end of second compressed spring is provided with fixed ring, the upper end of the fixed ring
It is provided with ball, the side of the hollow shaft is equipped with fixed block, and the side of the fixed block is provided with open tubular column, described hollow
Column is internally provided with the first compressed spring, and the side of first compressed spring is provided with pressing plate, and the side of the pressing plate is set
It is equipped with connecting shaft, the drill bit is provided with strut close to one end of ball, and rotation axis opposite position is arranged the strut therewith
It is fluted.
Preferably, the through-hole for being connected to engine body exterior is provided with outside the open tubular column, and open tubular column and body are by inserting
Pin connection is fixed.
Preferably, shaft coupling is provided between the driving motor and rotation axis.
Preferably, sawtooth cusp surface is provided with Teflon erosion resistant coating.
Preferably, the sliding shoe and slide slot junction are provided with lubricant.
Preferably, the internal body is provided with battery group.
Compared with prior art, the utility model has the beneficial effects that
Drill bit fixation kit, which is arranged, in the utility model fixes quickly, when Drill Crack, meets fast to drill bit progress at any time
Speed replacement, saves the time, improves production efficiency, increases yield, and drill bit insertion is made ball from the insertion of body interface and is bored
Corresponding ball grooves are corresponding to be fixed, and drill bit is pushed to make hollow shaft that sliding shoe be driven to slide in slide slot, at the same make fixed block by
Power pushes open tubular column, makes the first compressed spring forced compression in open tubular column, and connecting shaft is fixed, and pressing plate is by the first compression
The pressure of spring, moves inward open tubular column, and the groove of the strut and rotation axis that finally make drill bit realizes that hole axle cooperation is fixed.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
Fig. 2 is the structural schematic diagram of the utility model fixation kit.
Fig. 3 is structural schematic diagram at the A of the utility model Fig. 2.
In figure: 1, body；2, bearing；3, sawtooth cusp；4, drill bit；5, fixation kit；51, groove；52, slide slot；53,
Sliding shoe；54, strut；55, connecting rod；56, ball；57, open tubular column；58, pressing plate；59, connecting shaft；510, the first compression bullet
Spring；511, fixed block；512, hollow shaft；513, the second compressed spring；514, fixed ring；6, driving motor；7, rotation axis.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Please refer to Fig. 1-3, the utility model the following technical schemes are provided: a kind of zigzag coal mine drill bit, including body 1,
Sawtooth cusp 3, drill bit 4, fixation kit 5 and driving motor 6, body 1 are internally provided with driving motor 6, and the one of driving motor 6
Side is provided with rotation axis 7, and the side of rotation axis 7 is provided with fixation kit 5, and the side of body 1 is provided with drill bit 4, and the one of drill bit 4
End is provided with sawtooth cusp 3, and body 1 and the junction of drill bit 4 are provided with bearing 2；
Fixation kit 5 includes groove 51, slide slot 52, sliding shoe 53, strut 54, connecting rod 55, ball 56, open tubular column
57, pressing plate 58, connecting shaft 59, the first compressed spring 510, fixed block 511, hollow shaft 512, the second compressed spring 513 and fixation
Ring 514, wherein slide slot 52 is internally provided with sliding shoe 53, and the upper end of sliding shoe 53 is provided with connecting rod 55, connecting rod 55
Upper end be provided with hollow shaft 512, hollow shaft 512 is internally provided with the second compressed spring 513, the second compressed spring 513
Upper end is provided with fixed ring 514, and the upper end of fixed ring 514 is provided with ball 56, and the side of hollow shaft 512 is equipped with fixed block
511, the side of fixed block 511 is provided with open tubular column 57, and open tubular column 57 is internally provided with the first compressed spring 510, the first pressure
The side of contracting spring 510 is provided with pressing plate 58, and the side of pressing plate 58 is provided with connecting shaft 59, and drill bit 4 is close to one end of ball 56
It is provided with strut 54,7 opposite position of the rotation axis setting fluted 51 therewith of strut 54.
In order to which fixation is quick and fixation, in the present embodiment, it is preferred that be provided with outside open tubular column 57 and be connected to body
Through-hole outside 1, and open tubular column 57 is connected and fixed with body 1 by bolt.
For 6 energy band turn moving axis of driving motor, 7 quick rotation, in the present embodiment, it is preferred that driving motor 6 and rotation
Shaft coupling is provided between axis 7.
Sawtooth cusp 3 is corroded in order to prevent, prolongs its service life, in the present embodiment, it is preferred that 3 table of sawtooth cusp
Face is provided with Teflon erosion resistant coating.
In order to which sliding of the sliding shoe 53 in slide slot 52 is smooth, in the present embodiment, it is preferred that sliding shoe 53 and slide slot
52 junctions are provided with lubricant.
In order to provide sufficient power supply to equipment, in the present embodiment, it is preferred that body 1 is internally provided with battery group.
The working principle and process for using of the utility model: when the utility model is used, drill bit 4 is inserted into from body 1 and is connect
Insertion makes ball 56 is corresponding with the corresponding ball grooves of drill bit 4 to fix at mouthful, pushes drill bit 4 that hollow shaft 512 is made to drive sliding shoe 53
It is slided in slide slot 52, while making 511 stress of fixed block, pushed open tubular column 57, make the first compressed spring 510 in open tubular column 57
Forced compression, connecting shaft 59 are fixed, and pressure of the pressing plate 58 by the first compressed spring 510 moves inward open tubular column 57, most
Make eventually drill bit 4 strut 54 and rotation axis 7 groove 51 realize hole axle cooperation fix, while by bolt be inserted into open tubular column 57 and
In the through-hole of body 1, fixing is reinforced, when driving motor 6 drives the rotation of rotation axis 7 to drive drill bit 4 to drill, when exchanging for
When drill bit 4, bolt extraction is dismantled again, it is simple and fast, it is easy to use.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (6)
1. a kind of zigzag coal mine drill bit, including body (1), sawtooth cusp (3), drill bit (4), fixation kit (5) and driving electricity
Machine (6), it is characterised in that: the body (1) is internally provided with driving motor (6), the side setting of the driving motor (6)
Have rotation axis (7), the side of the rotation axis (7) is provided with fixation kit (5), and the side of the body (1) is provided with drill bit
(4), one end of the drill bit (4) is provided with sawtooth cusp (3), and the junction of the body (1) and drill bit (4) is provided with bearing
(2)；
The fixation kit (5) includes groove (51), slide slot (52), sliding shoe (53), strut (54), connecting rod (55), rolling
Pearl (56), open tubular column (57), pressing plate (58), connecting shaft (59), the first compressed spring (510), fixed block (511), hollow shaft
(512), the second compressed spring (513) and fixed ring (514), wherein the slide slot (52) is internally provided with sliding shoe
(53), the upper end of the sliding shoe (53) is provided with connecting rod (55), and the upper end of the connecting rod (55) is provided with hollow shaft
(512), the hollow shaft (512) is internally provided with the second compressed spring (513), second compressed spring (513) it is upper
End is provided with fixed ring (514), and the upper end of the fixed ring (514) is provided with ball (56), the side of the hollow shaft (512)
It is equipped with fixed block (511), the side of the fixed block (511) is provided with open tubular column (57), the inside of the open tubular column (57)
It is provided with the first compressed spring (510), the side of first compressed spring (510) is provided with pressing plate (58), the pressing plate
(58) side is provided with connecting shaft (59), and the drill bit (4) is provided with strut (54), the branch close to the one end of ball (56)
Fluted (51) are arranged in rotation axis (7) opposite position to bar (54) therewith.
2. a kind of zigzag coal mine drill bit according to claim 1, it is characterised in that: setting outside the open tubular column (57)
Have and be connected to the external through-hole of body (1), and open tubular column (57) is connected and fixed with body (1) by bolt.
3. a kind of zigzag coal mine drill bit according to claim 1, it is characterised in that: the driving motor (6) and rotation
Axis is provided with shaft coupling between (7).
4. a kind of zigzag coal mine drill bit according to claim 1, it is characterised in that: sawtooth cusp (3) surface is set
It has been equipped with Teflon erosion resistant coating.
5. a kind of zigzag coal mine drill bit according to claim 1, it is characterised in that: the sliding shoe (53) and slide slot
(52) junction is provided with lubricant.
6. a kind of zigzag coal mine drill bit according to claim 1, it is characterised in that: the body (1) is internally provided with
Battery group.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822078328.1U CN209179695U (en) | 2018-12-11 | 2018-12-11 | A kind of zigzag coal mine drill bit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822078328.1U CN209179695U (en) | 2018-12-11 | 2018-12-11 | A kind of zigzag coal mine drill bit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209179695U true CN209179695U (en) | 2019-07-30 |
Family
ID=67376494
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822078328.1U Active CN209179695U (en) | 2018-12-11 | 2018-12-11 | A kind of zigzag coal mine drill bit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209179695U (en) |
-
2018
- 2018-12-11 CN CN201822078328.1U patent/CN209179695U/en active Active
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