CN207358222U - A kind of drill bit with dust-absorbing function - Google Patents
A kind of drill bit with dust-absorbing function Download PDFInfo
- Publication number
- CN207358222U CN207358222U CN201721216340.3U CN201721216340U CN207358222U CN 207358222 U CN207358222 U CN 207358222U CN 201721216340 U CN201721216340 U CN 201721216340U CN 207358222 U CN207358222 U CN 207358222U
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- drill bit
- section
- dust
- handle section
- drilling
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Abstract
The utility model discloses a kind of drill bit with dust-absorbing function,Including handle section,The section that drills and drill bit segment,The handle section,Drilling section and drill bit segment are set gradually from top to bottom,Handle section upper surface centre position is equipped with fixing groove,Handle section upper end is fastened in No.1 card slot,The No.1 card slot is located at fixed seat lower surface centre position,Fixed seat is internally provided with connecting tube,Dust chip is discharged out of dust absorption passage during bit bore in this device,It will not be discharged around swivelling chute and cause the phenomenon of air pollution,It is more environmentally friendly,Be conducive to health,Security is higher,Drill bit is divided into handle section in this device,Drill bit segment,Drill section,It can be individually replaced when portion damages,Use cost is relatively low,And handle section,Drill bit segment,Connection structure consolidates between drilling section,The phenomenon to come off is segmented during not appearing in bit bore,Run relatively stable,It is adapted to promote.
Description
Technical field
Bit technique field is the utility model is related to, is specially a kind of drill bit with dust-absorbing function.
Background technology
Drill bit, is a kind of boring bar tool, and in cement or stone material when carrying out perforation process, perforator is used as using drill bit
Tool, drill bit are mainly installed on the electric tools such as hammer drill, give the hitting power and turning moment of axis direction at the same time to drill bit by hammering into shape
Two effects, so that into eleven punch 11, existing drill bit still suffers from following drawback：
1. most of drill bits dust chip in drilling is discharged by swivelling chute out of drilling, while dust chip is discharged
Easily bleed around, unhygienic, respiratory tract easily infects after human body suction dust chip, health of people can be caused for a long time sternly
Grievous hurt；
2. drill bit is all to drill through direction by human body control drill bit most of in drilling, but precision during human body control drilling
Not high enough, drill easily offset, can give during drilling and cause unnecessary trouble；
3. at present, some drill bits with dust-absorbing function are all often to be equipped with dust absorption passage in drill bit internal center,
Drill bit outer surface is still equipped with swivelling chute, and since bit outer end and the inner are not provided with solid construction, it is strong to result in drill bit structure
Spend relatively low, be easily broken off during drilling, thereby increases and it is possible to security incident occurs, security is relatively low；
4. existing drill bit is an integral structure mostly, integral replacing is needed when damage or centre are broken in drill bit end, compared with
For cost of idleness.
Utility model content
The purpose of this utility model is to provide a kind of drill bit with dust-absorbing function, to solve to carry in above-mentioned background technology
The problem of going out.
To achieve the above object, the utility model provides following technical solution：A kind of drill bit with dust-absorbing function, including
Handle section, drilling section and drill bit segment, the handle section, drilling section and drill bit segment are set gradually from top to bottom, on the handle section
Surface centre position is equipped with fixing groove, and handle section upper end is fastened in No.1 card slot, and the No.1 card slot is located at fixed seat following table
Face centre position, fixed seat are internally provided with connecting tube, and the connecting tube lower end is fastened in fixing groove, the connection of connecting tube upper end
Tube end is set through fixed seat, and connects and hose is connected with tube end, and the handle section is in the circle that outer surface is shiny surface
Column construction, handle section are internally provided with dust absorption passage and vacuum chamber, are connected at left and right sides of vacuum chamber lower end and be equipped with air suction opening, inhaled
Dirt hole extends through the handle section lower surface and sets, and the handle section lower surface between the air suction opening of both sides is equipped with No. two card slots, the drilling
Duan Shangduan is fastened in No. two card slots, and spiral helicine swivelling chute is equipped with the drilling section outer ring, is fixed on swivelling chute inner wall
Equipped with cutting blade, the drill bit segment centre position is through T-slot is equipped with, and the drill bit segment is in the bulk that cross section is half-circle-arc shape
Termination, the T-slot both sides are equipped with fixture block, and the drilling section lower surface is equipped with two No. three card slots, two No. three card slots point
It is not correspondingly arranged with two fixture blocks, and fixture block is fastened in No. three card slots, and long spiro nail is additionally provided with No. three card slots.
Preferably, the dust absorption passage upper end is connected with connecting tube, and dust absorption passage lower end is connected with vacuum chamber.
Preferably, the cutting blade is equipped with multiple, and cutting blade is in triangular shape structure, and the sizes such as multiple cutting blades are isodistantly spaced are arranged on
In swivelling chute.
Preferably, the T-slot is in inverted " t " character form structure, is equipped with short screw in T-slot, short screw upper end is fixed on brill
The lower end of hole section, and connected between short screw and drilling section by thread fitting.
Preferably, it is in cylindrical structural that the fixture block, which bores, and fixture block fixes the upper surface for being located at drill bit segment.
Preferably, the long spiro nail bottom surface fitting fixture block upper surface is set, and drilling section upper surface is run through simultaneously in long spiro nail upper end
It is connected between handle section lower end by thread fitting.
Compared with prior art, the beneficial effects of the utility model are：The utility model structure setting is reasonable, feature
By force, has the following advantages：
1. dust chip is discharged out of dust absorption passage during bit bore in this device, it will not discharge and draw around swivelling chute
The phenomenon of air pollution is played, it is more environmentally friendly, be conducive to health, security is higher；
2. drilling in this device by drill bit segment and drilling section, and at handle section outer ring it is smooth surface, is drilling
Handle section plays a protective role the hole drilled out when deeper, and hole will not be made to continue to expand, and forces drill bit segment and drilling section only
Energy straight line drilling, there is the phenomenon deviated in hole when avoiding drilling, and precision is higher, easy to operate；
3. the section that drills in this device periphery is equipped with spiral helicine swivelling chute, handle section centre position is equipped with dust absorption passage, bores
The dust chip of hole section is entered after dust absorption passage by swivelling chute discharges, and drilling intersegmental part is solid, is outside handle section
Solid, avoid reach drill bit after pick-up performance occur it is inside and outside be not solid phenomenon, structural strength is higher, drill bit
Not easy to break, security is higher；
4. drill bit is divided into handle section, drill bit segment, drilling section in this device, it can be individually replaced, make when portion damages
It is relatively low with cost, and connection structure consolidates between handle section, drill bit segment, drilling section, during not appearing in bit bore
The phenomenon to come off is segmented, operation is relatively stable, is adapted to promote.
Brief description of the drawings
Fig. 1 is the utility model structure diagram；
Fig. 2 is the utility model drilling segment structure schematic diagram；
Fig. 3 is the utility model drill bit segment structure diagram；
Fig. 4 is No. two card slots of the utility model and air suction opening structure diagram.
In figure：1 fixed seat, 10 connecting tubes, 11 No.1 card slots, 101 hoses, 102 connection tube ends, 2 handle sections, 20 are fixed
Groove, 21 dust absorption passages, 22 vacuum chambers, 23 air suction openings, 24 No. two card slots, 3 drilling sections, 30 swivelling chutes, 31 cutting blades, 32 No. three cards
Groove, 301 long spiro nails, 4 drill bit segments, 40 T-slots, 41 fixture blocks, 401 short screws.
Embodiment
The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out
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 embodiment in the utility model, those of ordinary skill in the art are without making creative work
All other embodiments obtained, shall fall within the protection scope of the present invention.
- 4 are please referred to Fig.1, the utility model provides a kind of technical solution：A kind of drill bit with dust-absorbing function, including hand
Handle section 2, drilling section 3 and drill bit segment 4, handle section 2, drilling section 3 and drill bit segment 4 are set gradually from top to bottom, 2 upper surface of handle section
Centre position is equipped with fixing groove 20, and 2 upper end of handle section is fastened in No.1 card slot 11, and No.1 card slot 11 is located at 1 following table of fixed seat
Face centre position, fixed seat 1 are internally provided with connecting tube 10, and 10 lower end of connecting tube is fastened in fixing groove 20,10 upper end of connecting tube
Connection tube end 102 set through fixed seat 1, and connect tube end 102 on be connected with hose 101, handle section 2 is in outer surface
For the cylindrical structural of shiny surface, handle section 2 is internally provided with dust absorption passage 21 and vacuum chamber 22, and 21 upper end of dust absorption passage is with being connected
Pipe 10 is connected, and 21 lower end of dust absorption passage is connected with vacuum chamber 22, and connection is equipped with dust suction at left and right sides of 22 lower end of vacuum chamber
Hole 23, air suction opening 23 extend through the handle 2 lower surface of section and set, and 2 lower surface of handle section between both sides air suction opening 23 is equipped with No. two
Card slot 24,3 upper end of drilling section are fastened in No. two card slots 24, and drilling section is equipped with spiral helicine swivelling chute 30 at 3 outer ring, rotates
It is fixed with cutting blade 31 on 30 inner wall of groove, cutting blade 31 is equipped with multiple, and cutting blade 31 is in triangular shape structure, and multiple cutting blades 31 are isodistantly spaced
It is arranged on etc. size in swivelling chute 30, through T-slot 40 is equipped with, T-slot 40 is in inverted " t " character form structure in drill bit segment 4 centre position,
Short screw 401 is equipped with T-slot 40,401 upper end of short screw is fixed on the lower end of drilling section 3, and short screw 401 and drilling section 3
Between connected by thread fitting, drill bit segment 4 in cross section be half-circle-arc shape block termination, 40 both sides of T-slot are equipped with
Fixture block 41, it is in cylindrical structural that fixture block 41, which bores, and fixture block 41 fixes the upper surface for being located at drill bit segment 4, and 3 lower surface of drilling section is equipped with two
A No. three card slots 32, two No. three card slots 32 are correspondingly arranged with two fixture blocks 41 respectively, and fixture block 41 is fastened on No. three card slots 32
It is interior, long spiro nail 301 is additionally provided with No. three card slots 32,301 bottom surface of long spiro nail, 41 upper surface of fitting fixture block is set, on long spiro nail 301
End is connected through drilling 3 upper surface of section and by thread fitting between 2 lower end of handle section.
Operation principle：Dust chip can up be moved because of squeezing action in swivelling chute 30 during bit bore,
Dust suction pump is connected with 101 end of hose, dust chip can be sucked in vacuum chamber 22, led to again afterwards by dust suction pump by air suction opening 23
Cross vacuum chamber 22 and enter dust absorption passage 21, then discharged by connecting tube 10 from 101 one end of hose, achieveed the purpose that dust suction,
2 upper end of handle section is directly fastened in No.1 card slot 11, and 3 upper end of drilling section is fastened in No. two card slots 24, in 3 lower end of drilling section
No. three card slots 32 in long spiro nail 301 is installed, the section 3 that drills is fixed on No. two cards of 2 lower end of handle section by two long spiro nails 301
In groove 24, achieve the purpose that connection drilling section 3 and handle section 2, and when two long spiro nails 301 ensure that bit bore, drilling
It will not be relatively rotated between section 3 and handle section 2, stabilized structure, afterwards, No. three cards is fastened on by the fixture block 41 of 4 upper end of drill bit segment
In groove 32, short screw 401 is installed in the T-slot 40 in 4 centre position of drill bit segment afterwards, short screw 401 runs through drill bit segment 4 simultaneously
The lower end of drilling section 3 is fixed on, has achieveed the purpose that drill bit segment 4 being fixed in drilling section 3, and two fixture blocks 41 ensure that brill
It will not relatively rotate between head section 4 and drilling section 3, in bit bore, drill bit segment 4 is not easily to fall off, and short screw 401 is located at T
In shape groove 40, the phenomenon that extraneous friction causes short screw 401 to damage is it also avoid, between handle section 2, drilling section 3 and drill bit segment 4
Convenient for disassembly and assembly, stabilized structure, service life is longer, and when part damages, convenient part is replaced, and has saved maintenance cost,
Drilling section 4 inside be solid, and the outside of handle section 2 be solid, avoids and reaches equal inside and outside drill bit appearance after pick-up performance
It is not the phenomenon of solid, structural strength is higher, and drill bit is not easy to break, and security is higher, the cutting blade 31 on 30 inner wall of swivelling chute
The effect of drilling is strengthened, drilling efficiency is higher, is smooth surface at 2 outer ring of handle section, and drill bit is ensure that when drilling deeper
Hole will not be continued to expand, drill bit segment 4 and drilling section 3 can straight line drilling, precision is higher, be adapted to promote.
While there has been shown and described that the embodiment of the utility model, for the ordinary skill in the art,
It is appreciated that these embodiments can be carried out with a variety of changes in the case where not departing from the principle of the utility model and spirit, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (6)
1. a kind of drill bit with dust-absorbing function, including handle section（2）, drilling section（3）And drill bit segment（4）, the handle section
（2）, drilling section（3）And drill bit segment（4）Set gradually from top to bottom, it is characterised in that：The handle section（2）Upper surface interposition
Fixing groove is installed（20）, handle section（2）Upper end is fastened on No.1 card slot（11）In, the No.1 card slot（11）It is located at fixed seat
（1）Lower surface centre position, fixed seat（1）It is internally provided with connecting tube（10）, the connecting tube（10）Lower end is fastened on fixing groove
（20）It is interior, connecting tube（10）The connection tube end of upper end（102）Through fixed seat（1）Set, and connect tube end（102）Upper company
It is connected to hose（101）, the handle section（2）In the cylindrical structural that outer surface is shiny surface, handle section（2）It is internally provided with dust suction
Passage（21）And vacuum chamber（22）, vacuum chamber（22）Connection is equipped with air suction opening at left and right sides of lower end（23）, air suction opening（23）Pass through
Wear handle section（2）Lower surface is set, both sides air suction opening（23）Between handle section（2）Lower surface is equipped with No. two card slots（24）,
The drilling section（3）Upper end is fastened on No. two card slots（24）It is interior, the drilling section（3）Spiral helicine swivelling chute is equipped with outer ring
（30）, swivelling chute（30）Cutting blade is fixed with inner wall（31）, the drill bit segment（4）Centre position, which is run through, is equipped with T-slot（40）,
The drill bit segment（4）In the block termination that cross section is half-circle-arc shape, the T-slot（40）Both sides are equipped with fixture block（41）,
The drilling section（3）Lower surface is equipped with two No. three card slots（32）, two No. three card slots（32）Respectively with two fixture blocks（41）It is right
It should set, and fixture block（41）It is fastened on No. three card slots（32）It is interior, No. three card slots（32）Inside it is additionally provided with long spiro nail（301）.
A kind of 2. drill bit with dust-absorbing function according to claim 1, it is characterised in that：The dust absorption passage（21）On
End and connecting tube（10）It is connected, dust absorption passage（21）Lower end and vacuum chamber（22）It is connected.
A kind of 3. drill bit with dust-absorbing function according to claim 1, it is characterised in that：The cutting blade（31）Equipped with more
It is a, cutting blade（31）In triangular shape structure, multiple cutting blades（31）The size such as it is isodistantly spaced and is arranged on swivelling chute（30）It is interior.
A kind of 4. drill bit with dust-absorbing function according to claim 1, it is characterised in that：The T-slot（40）In
T-shaped structure, T-slot（40）It is interior to be equipped with short screw（401）, short screw（401）Upper end is fixed on drilling section（3）Lower end,
And short screw（401）With the section that drills（3）Between connected by thread fitting.
A kind of 5. drill bit with dust-absorbing function according to claim 1, it is characterised in that：The fixture block（41）Bore in circle
Column construction, fixture block（41）Fixation is located at drill bit segment（4）Upper surface.
A kind of 6. drill bit with dust-absorbing function according to claim 1, it is characterised in that：The long spiro nail（301）Bottom
Face paste closes fixture block（41）Upper surface is set, long spiro nail（301）Upper end is through drilling section（3）Upper surface and and handle section（2）Lower end
Between connected by thread fitting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721216340.3U CN207358222U (en) | 2017-09-21 | 2017-09-21 | A kind of drill bit with dust-absorbing function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721216340.3U CN207358222U (en) | 2017-09-21 | 2017-09-21 | A kind of drill bit with dust-absorbing function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207358222U true CN207358222U (en) | 2018-05-15 |
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ID=62348985
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721216340.3U Active CN207358222U (en) | 2017-09-21 | 2017-09-21 | A kind of drill bit with dust-absorbing function |
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| Country | Link |
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| CN (1) | CN207358222U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107584160A (en) * | 2017-09-21 | 2018-01-16 | 中建八局第建设有限公司 | A kind of drill bit with dust-absorbing function |
| CN109176913A (en) * | 2018-11-01 | 2019-01-11 | 王玉鹏 | A kind of mute brill of ultrasonic wave |
| CN114986209A (en) * | 2022-05-10 | 2022-09-02 | 青岛宝佳智能装备股份有限公司 | Pin placing clamp with high negative pressure dust collection function and accurate drilling function |
-
2017
- 2017-09-21 CN CN201721216340.3U patent/CN207358222U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107584160A (en) * | 2017-09-21 | 2018-01-16 | 中建八局第建设有限公司 | A kind of drill bit with dust-absorbing function |
| CN107584160B (en) * | 2017-09-21 | 2024-02-13 | 中建八局第一建设有限公司 | Drill bit with dust collection function |
| CN109176913A (en) * | 2018-11-01 | 2019-01-11 | 王玉鹏 | A kind of mute brill of ultrasonic wave |
| CN114986209A (en) * | 2022-05-10 | 2022-09-02 | 青岛宝佳智能装备股份有限公司 | Pin placing clamp with high negative pressure dust collection function and accurate drilling function |
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