CN106493690A - The dust cover of electric hand drill - Google Patents
The dust cover of electric hand drill Download PDFInfo
- Publication number
- CN106493690A CN106493690A CN201510565922.1A CN201510565922A CN106493690A CN 106493690 A CN106493690 A CN 106493690A CN 201510565922 A CN201510565922 A CN 201510565922A CN 106493690 A CN106493690 A CN 106493690A
- Authority
- CN
- China
- Prior art keywords
- ring
- support set
- dirt
- drill
- dust cover
- 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.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B45/00—Hand-held or like portable drilling machines, e.g. drill guns; Equipment therefor
- B23B45/003—Attachments
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B45/00—Hand-held or like portable drilling machines, e.g. drill guns; Equipment therefor
- B23B45/02—Hand-held or like portable drilling machines, e.g. drill guns; Equipment therefor driven by electric power
Abstract
The present invention provides a kind of dust cover for coordinating electric hand drill, and which includes：Fit portion, support set and dirt-proof boot；The fit portion is positioned at the fixed part of electric drill leading edge；The support set and fit portion connect and give the rotation section of electric drill around isolating；The dirt-proof boot is connected with the other end of above-mentioned support set and is hidden in the drill bit of electric drill interior；The dirt-proof boot includes flexible body and spring.In addition, setting up stopping means, which includes the chi bar parallel to dirt-proof boot, and the limited block for being fixed on support set outer edge side.Accordingly, the drilling cuttings that produces in drilling process when electric drill, dust, can collect in dirt-proof boot, it is to avoid leakage and affect environment and health.
Description
Technical field
The present invention relates to a kind of dust cover of electric hand drill, is that one kind is used for collecting drilling cuttings, dust in drilling
Device.
Background technology
Electric hand drill, is a kind of small-sized hand-operated machine for being common in the bore operations such as plank, wall, ceiling,
Which is with very universal.But in drilling process, many drilling cuttings, dust can be produced and flown upward everywhere, and
Drop in ground, except causing environmental pollution, it is easier to be inhaled into and unhealthful, or injure eyes and cause
Unexpected injury.
In view of this, that is, precursor develops the dust cover of electric hand drill, for example following two patent documentations
Shown, without spring in the dirt-proof boot 3 of patent documentation 1, therefore it is difficult to be close to and cause powder with metope or plate face
Dirt leaks outside, and dirt-proof boot 3 is fit with supporting part 5, does not fix, so easily loosening, Er Qiezhi
Support part 5 is hardware, in the drill bit using different-diameter, must just change the supporting part in suitable aperture, also
There is fit portion 6 extremely complex with the structure of supporting part 5, unfavorable and manufacture and reduces cost.Patent documentation 2
It is the front case of inventor, arranges bearing 33 to coordinate with electric drill rotation section 23 in its fit portion 30,
And make the fixed part 21 of fit portion 30 and electric drill produce secure fit, but 23 length of the rotation section of electric drill
Differ, thickness is different, so bearing 33 must change, is therefore not applied for all of electric drill,
Furthermore cost can also be improved；In addition, dirt-proof boot 42 is fit with support set 41, do not fix, so
Easily loosen, and the easy Integrated Chip in aperture of support set 41 and affect bearing 33 and electric drill rotation section 23
Rotate.Therefore how to overcome the problems referred to above, become and improved problem is intended to for the present invention.
Furthermore, in the past in drilling, operator cannot precise control drilling depth, therefore often have drilling depth
Not enough or too deep problem occurs, therefore how to control drilling depth and become and be intended to improved class for the present invention is another
Topic.
Patent documentation 1, European Union patent EP 1842612A1, dust shield/Dust collecting cup, 2007
On October 10, in bulletin.
Patent documentation 2, United States Patent (USP) US2013/0094915A1, the positioning sleeve of dust-proof cover for electric drill, 2013
On April 18, in is open.
Content of the invention
For solving the above problems, the technological means of the present invention can be implemented kenel with following two and realize, the first type
State is achieved in that a kind of dust cover of electric hand drill, the dust cover (100) coordinate electric drill (200) to use,
Including：One fit portion (1), a support set (2) and a dirt-proof boot (3)；Fit portion (1), including hollow
Axle sleeve, can penetrate in interior for the fixed part (201) of electric drill (200) and rotation section (203), its one end can be positioned
On the fixed part (201) of the electric drill (200), the other end is then connected with the support set (2), and will be described solid
Determine the rotation section (203) before portion (201) to be surrounded and isolated；Support set (2), are that central authorities have perforation
Ring set, the drill bit (202) of electric drill (200) can be made by the perforation, its one end is connected with above-mentioned fit portion (1),
The other end is then socketed with the dirt-proof boot (3)；Dirt-proof boot (3), its include one with the support set (2)
The flexible body (31) and one of socket is arranged on the spring (32) in flexible body (31)；Flexible body (31)
Sequentially include one from front to back and support wall ring portion (311), a crumb loading portion (312), a gauffer portion (313) and
Socket ring portion (314)；Described an opening stretched through for the drill bit (202) is formed with to wall ring portion (311)
(3111), crumb loading portion (312) are connected in this and correspond at side to wall ring portion (311), the gauffer portion (313)
It is connected at another corresponding side of crumb loading portion (312) and arranges in snake belly tube form, the socket
Ring portion (314) is then connected at another corresponding side in the gauffer portion (313), the socket ring portion (314) another
End is socketed on the support set (2) periphery；Spring (32) are compression springs, and which is set in electric boring
Drill bit (202) periphery of machine (200), and this is supported to wall ring portion (311) internal face in one end, the other end is then positioned
Corresponding position in the support set (2).
More specifically, the inner ring body of described support set (2) comprising a connection corresponding with fit portion (1) axial direction
(20), a connection corresponding with dirt-proof boot (3) axial direction and the outer ring body (21) with diameter greater than inner ring body (20)；Institute
State inner ring body (20) and one end of outer ring body (21) by one vertical baffle ring (28) integrally connected, and make inner ring body
(20), formed in dust collecting trough (211), the dust collecting trough (211) between outer ring body (21) and be provided with several filter pulp blocks
, and baffle ring (28) is provided with multiple incessant sweating due to affection by pathogenic wind holes (2111) corresponding with filter cotton block (212) (212)；The collection
Each filter cotton block (212) in dirt groove (211) is all positioned with left and right two 2 dividing plates (215).
More specifically, the end of inner ring body (20) has perforation, and the perforated peripheral is base ring (201), institute
State base ring (201) outer surface projection (24) is fixed at least provided with two locating convex blocks (23) and at least two,
It is in mutually to be correspondingly arranged two-by-two and interlaced arrangement that locating convex block (23) with fixing projection (24) are,
The fixing projection (24) and be in inverted L-shaped；Above-mentioned spring (32) can be fixed on the bottom by fixing projection (24)
On the outside of ring (201).
More specifically, base ring (201) place that is connected corresponding with the spring (32), more arranges an elasticity
Annular catch (4), elastic ring catch (4) central authorities arrange a perforation (41) stretched through for the drill bit (202),
The periphery of the perforation (41) arranges multiple joint-cuttings (42) being angularly distributed, and elastic ring catch (4) more set
Put multiple confession locating convex block (23) and fix the location hole (43) that projection (24) is penetrated.
More specifically, the socket ring portion (314) of dirt-proof boot (3) is the periphery for being socketed in outer ring body (21), should
The end outer rim of socket ring portion (314) has the bulge loop (3142) of evagination, and the outer rim of outer ring body (21) is with outer
Prominent baffle ring (214) can be used for bulge loop described in backstop (3142) and reach tight fit effect；Support set (2)
Outer ring body (21) outer peripheral edge at least provided with two be in mutually corresponding lug (213), each lug (213)
The positioning buckling element (22) of the elasticity that is all pivoted, the positioning buckling element (22) are with left and right two hook and the lug
(213) pivot joint, and the positioning buckling element (22) is after pivot, can be solid in socket ring portion (314) with other end button
On the outer shroud periphery top of outer ring body (21).
More specifically, fit portion (1) is hollow taper sleeve, and which corresponds to the fixed part of electric drill (200)
(201) one end internal face, arranges a protrusion wall (11) for thickening to produce tight fit with fixed part (201)；Institute
State to arrange at one end outer peripheral edge that fit portion (1) is connected with the support set (2) link is screwed togather for the support set (2)
External thread part (12), and relative external thread part (12) place of the support set (2) then arranges internal thread part (25).
More specifically, one is arranged at support set (2) and the outside wall surface at socket ring portion (314) the socket end
The ring-type raised line (26) of relief, at the internal face that socket ring portion (314) is coordinated with the ring-type raised line (26) then
The annular recess (3141) of one indent is set.
Second technological means is achieved in that the dust cover of electric drill as described in the first technological means, more
Including stopping means (5), described stopping means (5) include one parallel to the dirt-proof boot (3) and can adjust in front and back
The chi bar (51) of whole displacement, and a limited block (53) for being fixed on support set (2) outer edge side；Chi bar (51)
Outer surface have with the rag (52) of length metering, limited block (53) one end has and supplies the chi bar (51)
The positional punch (531) of the positioning that stretches through, the other end then have the limited block (54) combined with the support set (2),
And the outer peripheral edge of support set (2) arranges one and is inserted perpendicularly into fixed locating slot (27) for the limited block (54).
More specifically, the side wall of locating slot (27) arranges a standing block hole (271), and described spacing
The side wall of block (54) then arranges one and can snap in the elastic clamping block (541) in the standing block hole (271).
Right compared with the prior art, the functions and effects of the present invention are as follows：
First point：The present invention is with fit portion (1), support set (2) and dirt-proof boot (3) composition dust cover (100)；Institute
It is to be spirally connected to combine that fit portion (1) is stated with support set (2), and support set (2) and dirt-proof boot (3) be after fit, then leads to
Cross positioning buckling element (22) to be fastened, can so make combination and dismantle the easy and easy of change, thereafter for anti-
The cleaning of dirt set (3) also becomes more convenient.
Second point：The present invention solves conventional hand electric drill (200) when using because boring by stopping means (5)
Hole depth is difficult the problem that grasps, therefore can be easy to operator's observation and keyhole depth.
Thirdly, the present invention arranges elastic ring catch (4) in the orifice position of support set (2), and which has wears
Hole (41) and joint-cutting (42), can effectively coordinate larger drill bit (202) and rotation section (203), to avoid affecting to bore
The rotation of head (202)；In addition, moreover it can be used to spill outside the drilling cuttings, dust in the stifled dirt-proof boot (3) of resistance.
4th point, fit portion (1) of the present invention, just like a hollow taper sleeve, which corresponds to consolidating for electric drill (200)
Determine the internal face of portion (201) outer rim, arrange a protrusion wall (11) for thickening close-fitting to be produced with fixed part (201)
Close, to avoid loosening.
5th point, the socket ring portion (314) of dirt-proof boot (3) of the present invention is the periphery for being socketed in outer ring body (21), set
The end outer rim for connecing ring portion (314) has the bulge loop (3142) of evagination, and the outer rim of outer ring body (21) has evagination
Baffle ring (214) backstop described in bulge loop (3142), can reach accordingly socket and sealing and anti-leakage more preferably effect.
6th point, the present invention arranged the filter cotton block of air filtering in the dust collecting trough (211) of support set (2)
(212) cleaned air for excreting is discharged by incessant sweating due to affection by pathogenic wind hole (2111), therefore be avoided that air pollution.
Description of the drawings
The schematic perspective view of the first enforcement kenel of the dust cover that Fig. 1 is provided for the present invention.
The decomposing schematic representation of the first enforcement kenel of the dust cover that Fig. 2 is provided for the present invention.
The first of the dust cover that Fig. 3 is provided for the present invention implements the decomposing schematic representation of another angle of kenel.
The full profile of the first enforcement kenel of the dust cover that Fig. 4 is provided for the present invention.
Enforcement schematic diagram of the first enforcement kenel of the dust cover that Fig. 5-7 is provided for 7 present invention when drilling.
The schematic perspective view of the second enforcement kenel of the dust cover that Fig. 8 is provided for the present invention.
The decomposing schematic representation of the second enforcement kenel of the dust cover that Fig. 9 is provided for the present invention.
The full profile of the second enforcement kenel of the dust cover that Figure 10 is provided for the present invention.
Enforcement schematic diagram of the second enforcement kenel of the dust cover that Figure 11-13 is provided for present invention when drilling.
Description of reference numerals：
1 fit portion 314 is socketed ring portion
11 protrude 3141 annular recess of wall
12 external thread part, 3142 bulge loop
2 support set, 32 spring
20 inner ring body, 4 elastic ring catch
201 base ring, 41 elastic ring catch
21 outer ring body, 42 joint-cutting
211 dust collecting trough, 43 location hole
2111 incessant sweating due to affection by pathogenic wind mouth, 5 stopping means
212 filter cotton block, 51 chi bar
213 lug, 52 scale portion
214 baffle ring, 53 limited block
215 dividing plate, 531 positional punch
22 positioning buckling element 54 positions cylinder
23 locating convex block, 541 elastic clamping block
24 fix 100 dust cover of projection
25 internal thread part, 200 electric drill
26 ring-type raised line, 201 fixed part
27 locating slot, 202 drill bit
271 standing block hole, 203 rotation section
28 baffle rings
3 dirt-proof boots
31 flexible bodies
311 support wall ring portion
3111 openings
312 crumb loading portions
313 gauffer portions
Specific embodiment
Describe in detail as after based on the following shown in drawing：
As Figure 1-4, which discloses the construction that the present invention first implements kenel, and the dust cover 100 is to match somebody with somebody
Close electric hand drill 200 to implement, which includes：One fit portion 1, a support set 2 and a dirt-proof boot 3.
The fit portion 1, such as hollow axle sleeve, can supply fixed part 201 and the rotation section 203 of electric drill 200
Penetrate in interior, its one end can be positioned at the fixed part 201 of the electric drill 200, the other end then with the support set
2 are spirally connected, and give not producing contact around isolation by the rotation section 203 before the fixed part 201.
The support set 2, is that central authorities have the ring set that bores a hole, and can make the drill bit 202 of electric drill 200 by being somebody's turn to do
Perforation；Its one end is connected with above-mentioned fit portion 1, and the other end is then socketed with the dirt-proof boot 3.
The dirt-proof boot 3, is included a flexible body 31 and being socketed with the support set 2 and is arranged on
Spring 32 in flexible body 31.The flexible body 31 sequentially includes one from front to back and supports wall ring portion
311st, a crumb loading portion 312, a gauffer portion 313 and a socket ring portion 314.Described to 311 shape of wall ring portion
The opening 3111 that Cheng Youyi stretches through for the drill bit 202, the crumb loading portion 312 are connected in this to wall ring portion
311 corresponding sides, it is the larger collection tank of a volume, and the gauffer portion 313 is connected in the collection
The another of bits portion 312 corresponds to side and in snake belly tube form, and the socket ring portion 314 is then connected in the wrinkle
Another corresponding side in pleat portion 313, the other end of the socket ring portion 314 are socketed on the support set 2.Institute
It is a compression spring to state spring 32, and which is set in 202 periphery of drill bit of electric hand drill 200, and one end is supported
311 internal face of wall ring portion should be supported in top, and the other end is then positioned at the corresponding position of the support set 2.
Again as illustrated in figures 4-5, which discloses the first enforcement kenel complete section face and use state, the present invention is
The dust cover 100 that one electric hand drill 200 is constituted by fit portion 1, support set 2 and dirt-proof boot 3, above-mentioned set
The design in conjunction portion 1, can allow the present invention effectively fix with 201 fit of fixed part of electric hand drill 200 and not
Meeting deflection, and it is avoided that the rotation section 203 of contact electric hand drill 200；And the design of support set 2, it is
By rotation section 203 around isolation, and rotation section 203 is not contacted, it is connection fit portion 1 and dirt-proof boot 3
Intermediate, as itself does not rotate, so user can hold support set 2 and lifting operation peace during operation
Entirely；The design of the dirt-proof boot 3, be not affect boring action on the premise of, drilling cuttings, dust are searched
Including collection, it is to avoid leakage and pollute environment and unhealthful.
Join shown in Fig. 5-7 again, which discloses enforcement schematic diagram of first enforcement kenel when drilling, Fig. 5 takes off
Illustrate that stablizing with metope by the effect of spring 32 to wall ring portion 311 for dirt-proof boot 3 is closely sealed, and then
The chance of dust leakage when reducing drilling, effectively lifts dust-proof effect.6th figure discloses drill bit 202 and pierces
When, crumb loading portion 312 can allow produced drilling cuttings when drilling, dust to be collected as far as possible in this place, with convenient
Follow-up cleaning treatment；And length can shorten in gauffer portion 313 after being compressed so that internal dirty air permeable
The filtration of filter cotton block 211 and discharge from incessant sweating due to affection by pathogenic wind hole 2111, will not pollute.7th figure discloses brill
202 when exiting, and gauffer portion 313 can provide enough telescopic resiliences, so as to automatic reduction after piercing；
The socket ring portion 314 can be easy to dirt-proof boot 3 to install cooperation with support set 2, while providing preferably closely sealed
Effect, it is to avoid drilling cuttings, dust leak.
Above-mentioned support set 2, as shown in Figures 2 and 4, which includes a connection corresponding with 1 axial direction of fit portion
Inner ring body 20, one is coaxial with dirt-proof boot 3 corresponding and outer ring body 21 with diameter greater than inner ring body 20；Institute
State inner ring body 20 and one end of outer ring body 21 with vertical baffle ring 28 integrally connected, and make inner ring body 20,
One is formed between outer ring body 21 for the embedded fixed dust collecting trough 211 of filter cotton block 212, and baffle ring 28 also sets
Put multiple with 212 corresponding incessant sweating due to affection by pathogenic wind hole 2111 of filter cotton block, the filter cotton block 212 can stop drilling cuttings,
Dust, so that peace and quiet air is discharged along incessant sweating due to affection by pathogenic wind hole 2111, it is to avoid affect environment.Also, the dust
Each filter cotton block 212 in groove 211 is all positioned with left and right each two dividing plates 215, different to avoid
Position.
Above-mentioned dirt-proof boot 3, as shown in figs. 2 to 4, it is be socketed in outer ring body 21 outer which is socketed ring portion 314
Enclose, which is up to secure fit effect；The internal face of the socket ring portion 314 of the dirt-proof boot 3 also sets up one and floats
Convex annular recess 3141, the outside wall surface that the support set 2 is coordinated with the annular recess 3141 are then provided with
The ring-type raised line 26 of one relief.By the cooperation of ring-type raised line 26 and annular recess 3141, further really
Protect drilling cuttings, dust to leak, while a basic quick positioning application can also be provided.
Also, the end outer rim of above-mentioned socket ring portion 314 has a bulge loop 3142 of evagination, and outer ring body 21
Outer rim has the baffle ring 214 of evagination for bulge loop 3142 described in backstop, accordingly, can reach sealing and anti-leakage
More preferably effect.
Furthermore, at least provided with two lugs 213 at 21 outer peripheral edge of outer ring body of above-mentioned support set 2, which is in
Mutually corresponding, each lug 213 is all pivoted the positioning buckling element 22 of an elasticity, the positioning buckling element 22 be with left,
Right two hooks and 213 pivot joint of the lug, and the positioning buckling element 22 is after pivot, can be solid with other end button
On outer shroud periphery top of the socket ring portion 314 with outer ring body 21；Therefore, when dirt-proof boot 3 and support
After set 2 is combined, dirt-proof boot 3 just can be readily and quickly fastened after positioning buckling element 22 is pivoted inwardly；
Conversely, just can quickly pull down dirt-proof boot 3 after pivoting outwardly, therefore assembly and disassembly is very easy to.
Again as shown in Fig. 2 the end center of the inner ring body 20 of the support set 2 has perforation, the perforation
Periphery be base ring 201,201 outer surface of the base ring is at least provided with two locating convex blocks 23 and at least
Two fixing projections 24, the locating convex block 23 with fix projection 24 be in being mutually correspondingly arranged two-by-two,
And be staggered, the fixing projection 24 is in inverted L-shaped, and what which can be effectively is fixed on above-mentioned spring 32
The outboard end of the base ring 201, moreover it is possible to avoid generation from installing spring 32 and be difficult or not positive problem.
Above-mentioned base ring 201 more arranges an elastic ring catch 4 to close perforation, the elastic ring catch 4
Central authorities arrange a perforation 41 stretched through for the electric hand drill drill bit 202, and the periphery of the perforation 41 arranges number
The individual joint-cutting 42 being angularly distributed, the elastic ring catch 4 more arranges multiple for above-mentioned locating convex block 23
And fix the location hole 43 that projection 24 penetrates positioning.By the application of elastic ring catch 4, drill bit can be made
202 and 203 smooth operation of rotation section, it is to avoid drilling cuttings, dust enter into support set from the central authorities of dirt-proof boot 3
In 2.Secondly, perforation 41 and the cooperation of joint-cutting 42, can effectively coordinate larger drill bit 202 and rotation section
203, to avoid affecting which to rotate；And location hole 43 can make the positioning of elastic ring catch 4 firm, and coordinate
Compressing for spring 32, is avoided that because of vibrations and offsets.
Above-mentioned fit portion 1, support set 2 and flexible body 31, are all the transparent plastic casing having an X-rayed；
Thus, the bore state that can be easy to inside operator's perusal dust cover 100, can more be easy to grasp currently
Bore state, it is to avoid cause danger.
The such as Fig. 4 of above-mentioned fit portion 1 is disclosed, just like a hollow taper sleeve, should be in the fixation of electric drill 200
The internal face of 201 outer rim of portion, arranges a protrusion wall 11 for thickening and produces tight fit with fixed part 201；
Arrange at one end outer peripheral edge that the fit portion 1 is connected with the support set 2 link is screwed togather for the support set 2
External thread part 12, and internal thread part 25 is then set at the 2 relative external thread part 12 of support set.
By the application of above-mentioned protrusion wall 11, there is provided effectively position, it is to avoid 1 self-fixed department 201 of fit portion
Place departs from, while being also avoided that the problem for being difficult to pull down occurs.Secondly, external thread part 12 and internal thread part
25 cooperation, fit portion 1 quickly can be connected with support set 2, and assembly and disassembly is simple, in conjunction with firm.
Again as seen in figs. 8-10, which discloses second enforcement kenel of the present invention, is a kind of such as first
Implement the dust cover 100 of the electric drill of kenel, which is additionally arranged stopping means 5, and the stopping means 5 include one
Parallel to the dirt-proof boot 3 and can before and after adjust the chi bar 51 of displacement, and one be fixed on 2 outer rim of support set
The limited block 53 of side；The outer surface of the chi bar 51 has with the rag 52 of length metering, described spacing
There is 53 one end of block the positional punch 531 of the positioning that stretches through for the chi bar 51, the other end then to have and this
The positioning cylinder 54 that support set 2 is combined, and the outer peripheral edge of the support set 2 arranges one and supplies the positioning cylinder 54
It is inserted perpendicularly into fixed locating slot 27.
The present invention implements kenel for second and contrasts the first enforcement kenel, is only additionally arranged stopping means 5, its energy
The metering rag 52 being easy on 51 surface of operator's observation chi bar, enters the depth drilled with precise control, solution
Certainly traditional dust cover using when run into the problem that drilling depth is difficult to grasp.
For another example shown in the 11st to 13 figure, which discloses the use state of the second enforcement kenel, adjusts chi first
Metope is first supported in one end (i.e. front end) of chi bar 51 by bar 51, and scale is reset to zero point instantly,
Drilled again, while drilling, the depth that has bored can be learnt immediately.
Another occupation mode is, to scale is set, one end of chi bar 51 is (i.e. when the bores are being drilled for adjustment chi bar 51
Front end) when contradicting metope, that is, represent and bored up to desired depth, at this moment can just stop drilling.Whether that
A kind of occupation mode, can effectively solving drilling depth be less susceptible to the problem controlled, even if allowing neophyty operation
Also can rapidly and precise control drilling depth.
Furthermore, the limited block 53 has folder Shu Zuoyong, is avoided that chi bar 51 is slipped when mounted, while
User can also be easy to quickly to be positioned at zero point, in order to quickly use stopping means 5.The locating dowel
Body 54 and the application of locating slot 27, can be easy to the installation of stopping means 5, quickly can also tear open when not in use
Lower storage, therefore operation is facilitated very much.
Positioning cylinder 54 is provided with an elastic clamping block 541, and locating slot 27 is corresponding to the elastic clamping block 541
One standing block hole 271 is then set at the wall of side；Coordinate standing block hole 271, energy by elastic clamping block 541
During use, storage, transport, it is prevented effectively from 5 overall disengaging of stopping means and loses.
More than, describe in detail according to the embodiment shown in schema, only the foregoing is only the preferable real of the present invention
Example is applied, the change of the modified that is consistent with the present invention such as, as long as should all contain in the range of and other effects belong to
The present invention.
Claims (9)
1. a kind of dust cover of electric hand drill, the dust cover (100) coordinate electric drill (200) to use, and its feature exists
In, including：One fit portion (1), a support set (2) and a dirt-proof boot (3)；
Fit portion (1), including hollow sleeve, can supply fixed part (201) and rotation section (203) of the electric drill (200)
Penetrate in interior, its one end can be positioned on the fixed part (201) of the electric drill (200), the other end then with described
Support set (2) connects, and the rotation section (203) before the fixed part (201) is given around isolation and is not contacted；
Support set (2), are that central authorities have the ring set that bores a hole, pass through can the drill bit (202) of the electric drill (200)
The perforation, its one end are connected with fit portion (1), and the other end is then socketed with the dirt-proof boot (3)；
Dirt-proof boot (3), its are included a flexible body (31) and being socketed with the support set (2) and are arranged on
Spring (32) in flexible body (31)；Flexible body (31) sequentially include one from front to back and support wall
Ring portion (311), a crumb loading portion (312), a gauffer portion (313) and socket ring portion (314)；Described to wall ring
Portion (311) is formed with an opening (3111) stretched through for the drill bit (202), and crumb loading portion (312) are connected in this
Support at the corresponding side of wall ring portion (311), be a big tank as collection crumb, gauffer portion (313) connect
Continue at another corresponding side of crumb loading portion (312) and arrange in snake belly tube form, the socket ring
Portion (314) is then connected at another corresponding side in the gauffer portion (313), the other end of the socket ring portion (314)
It is socketed on the periphery of the support set (2)；Spring (32) are compression springs, and which is set in electric boring
Drill bit (202) periphery of machine (200), and this is supported to wall ring portion (311) internal face in one end, the other end is then positioned
Corresponding position in the support set (2).
2. the dust cover of electric hand drill as claimed in claim 1, it is characterised in that：Described support set (2) wrap
Containing corresponding inner ring body (20) coaxial with fit portion (1), one axial with dirt-proof boot (3) corresponding connect and
Outer ring body (21) with diameter greater than inner ring body (20)；One end of inner ring body (20) and outer ring body (21) is by vertical
Straight baffle ring (28) and integrally connected, and make between inner ring body (20), outer ring body (21), to form a dust collecting trough (211),
Dust collecting trough (211) interior energy arranges filter cotton block (212), and baffle ring (28) is provided with multiple and filter cotton block
(212) corresponding incessant sweating due to affection by pathogenic wind hole (2111)；Again each the filter cotton block (212) in dust collecting trough (211) all with
Left and right each two dividing plates (215) are positioned.
3. the dust cover of electric hand drill as claimed in claim 2, it is characterised in that：Inner ring body (20)
End there is perforation, the perforated peripheral is base ring (201), base ring (201) outer surface at least provided with
Two locating convex blocks (23) and at least two fix projection (24), locating convex block (23) and fixing projection (24)
It is the fixing projection (24) be in inverted L-shaped in being mutually correspondingly arranged two-by-two and interlaced arrangement；Described
Fix projection (24) above-mentioned spring (32) can be fixed on the outside of the base ring (201).
4. the dust cover of electric hand drill as claimed in claim 3, it is characterised in that：Base ring (201) more
Arrange an elastic ring catch (4) to close perforation, elastic ring catch (4) central authorities arrange one and supply the handss
Hold the perforation (41) that drill bit (202) stretches through, the periphery of the perforation (41) arrange multiple be angularly distributed cut
Seam (42), elastic ring catch (4) more arrange multiple confession locating convex block (23) and fix projection (24) and penetrate
The location hole (43) of positioning function is reached afterwards.
5. the dust cover of electric hand drill as claimed in claim 2, it is characterised in that：Dirt-proof boot (3)
Socket ring portion (314) is the periphery for being socketed in outer ring body (21), and the end outer rim of the socket ring portion (314) is with outer
Prominent bulge loop (3142), and the outer rim of outer ring body (21) that there is the baffle ring (214) of evagination can be used for is convex described in backstop
Ring (3142) and reach tight fit effect；At least provided with two at outer ring body (21) outer peripheral edge of support set (2)
Individual in mutually corresponding lug (213), each lug (213) is all pivoted the positioning buckling element (22) of an elasticity, and this is fixed
Position fastener (22) be with left and right two hook and the lug (213) pivot joint, and the positioning buckling element (22) pivot
Afterwards, can be with the solid outer shroud periphery top in socket ring portion (314) with outer ring body (21) of other end button.
6. the dust cover of electric hand drill as claimed in claim 1, it is characterised in that：Fit portion (1) is
Hollow taper sleeve, its correspond to one end internal face of the fixed part (201) of electric drill (200), arrange one and thicken
Protrusion wall (11) come and fixed part (201) produce tight fit；Fit portion (1) is connected with the support set (2)
One end outer peripheral edge at arrange and screw togather the external thread part (12) of link for the support set (2), and support set (2)
With respect to external thread part (12) place, internal thread part (25) is then set.
7. the dust cover of electric hand drill as claimed in claim 1, it is characterised in that：Support set (2) with
The ring-type raised line (26) of one relief, the socket ring are set at the outside wall surface at socket ring portion (314) the socket end
The annular recess (3141) of one indent is then set at the internal face that portion (314) is coordinated with the ring-type raised line (26).
8. the dust cover of the electric hand drill as claimed in claim 1, it is characterised in that：Further include a limit
Position device (5), described stopping means (5) include one parallel to the dirt-proof boot (3) and can adjust displacement in front and back
Chi bar (51), and a limited block (53) for being fixed on support set (2) outer edge side；The outside of chi bar (51)
Surface has with the rag (52) of length metering, and limited block (53) one end has to stretch through for the chi bar (51) determines
The positional punch (531) of position, the other end is then with the positioning cylinder (54) combined with the support set (2), and institute
The outer peripheral edge for stating support set (2) more arranges one and is inserted perpendicularly into fixed locating slot (27) for the positioning cylinder (54).
9. the dust cover of electric hand drill as claimed in claim 8, it is characterised in that：Locating slot (27)
Side wall one standing block hole (271) is set, and the side wall of positioning cylinder (54) then arranges an energy
Snap in the elastic clamping block (541) in the standing block hole (271).
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510565922.1A CN106493690B (en) | 2015-09-08 | 2015-09-08 | The dust cover of electric hand drill |
| KR1020150148666A KR101753483B1 (en) | 2015-09-08 | 2015-10-26 | Dust collector for electrical drill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510565922.1A CN106493690B (en) | 2015-09-08 | 2015-09-08 | The dust cover of electric hand drill |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106493690A true CN106493690A (en) | 2017-03-15 |
| CN106493690B CN106493690B (en) | 2019-03-05 |
Family
ID=58286642
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510565922.1A Expired - Fee Related CN106493690B (en) | 2015-09-08 | 2015-09-08 | The dust cover of electric hand drill |
Country Status (2)
| Country | Link |
|---|---|
| KR (1) | KR101753483B1 (en) |
| CN (1) | CN106493690B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106964816A (en) * | 2017-05-19 | 2017-07-21 | 苏州健雄职业技术学院 | A kind of electric drill for taking positioning retracting cylinder |
| CN108544297A (en) * | 2018-04-21 | 2018-09-18 | 海宁市天祥包装机械厂 | A kind of puncher with safety guard |
| CN114683058A (en) * | 2022-06-01 | 2022-07-01 | 美尔森电气系统(浙江)有限公司 | Production process and system for fuse |
| CN116275176A (en) * | 2023-02-03 | 2023-06-23 | 高邮市永发机械有限公司 | Drilling machine |
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|---|---|---|---|---|
| GB2096030B (en) * | 1981-04-07 | 1984-10-24 | Roehm Guenter H | Apparatus for collecting swarf at the boring location of a boring tool |
| CN2098553U (en) * | 1991-05-30 | 1992-03-11 | 冯如星 | Dust-proof cover of gun drill |
| CN2195424Y (en) * | 1994-07-02 | 1995-04-26 | 刘云伟 | Dustproof coving of hand electric drilling machine |
| CN201537902U (en) * | 2009-09-29 | 2010-08-04 | 沈辉 | Dust collection type electric hammer |
| CN201823960U (en) * | 2010-07-08 | 2011-05-11 | 大连水产学院 | Hand-held electric drill dust keeper |
| CN201863191U (en) * | 2010-11-25 | 2011-06-15 | 孔德贵 | Dustproof device of electric hammer |
| CN103085039A (en) * | 2011-10-28 | 2013-05-08 | 陈朝阳 | Positioning sleeve for electric drill dust covers |
| CN103085036A (en) * | 2013-02-25 | 2013-05-08 | 胡昌龙 | Anti-dust device of drilling equipment |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2012142861A1 (en) * | 2011-04-22 | 2012-10-26 | Chen Chao-Yang | Position-fixing sleeve for electric drill dust cover and dust cover using said sleeve |
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2015
- 2015-09-08 CN CN201510565922.1A patent/CN106493690B/en not_active Expired - Fee Related
- 2015-10-26 KR KR1020150148666A patent/KR101753483B1/en active IP Right Grant
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2096030B (en) * | 1981-04-07 | 1984-10-24 | Roehm Guenter H | Apparatus for collecting swarf at the boring location of a boring tool |
| CN2098553U (en) * | 1991-05-30 | 1992-03-11 | 冯如星 | Dust-proof cover of gun drill |
| CN2195424Y (en) * | 1994-07-02 | 1995-04-26 | 刘云伟 | Dustproof coving of hand electric drilling machine |
| CN201537902U (en) * | 2009-09-29 | 2010-08-04 | 沈辉 | Dust collection type electric hammer |
| CN201823960U (en) * | 2010-07-08 | 2011-05-11 | 大连水产学院 | Hand-held electric drill dust keeper |
| CN201863191U (en) * | 2010-11-25 | 2011-06-15 | 孔德贵 | Dustproof device of electric hammer |
| CN103085039A (en) * | 2011-10-28 | 2013-05-08 | 陈朝阳 | Positioning sleeve for electric drill dust covers |
| CN103085036A (en) * | 2013-02-25 | 2013-05-08 | 胡昌龙 | Anti-dust device of drilling equipment |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106964816A (en) * | 2017-05-19 | 2017-07-21 | 苏州健雄职业技术学院 | A kind of electric drill for taking positioning retracting cylinder |
| CN108544297A (en) * | 2018-04-21 | 2018-09-18 | 海宁市天祥包装机械厂 | A kind of puncher with safety guard |
| CN114683058A (en) * | 2022-06-01 | 2022-07-01 | 美尔森电气系统(浙江)有限公司 | Production process and system for fuse |
| CN116275176A (en) * | 2023-02-03 | 2023-06-23 | 高邮市永发机械有限公司 | Drilling machine |
| CN116275176B (en) * | 2023-02-03 | 2024-02-13 | 高邮市永发机械有限公司 | Drilling machine |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106493690B (en) | 2019-03-05 |
| KR101753483B1 (en) | 2017-07-04 |
| KR20170030005A (en) | 2017-03-16 |
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