CN205184689U - Annex device and combination with power tool thereof - Google Patents
Annex device and combination with power tool thereof Download PDFInfo
- Publication number
- CN205184689U CN205184689U CN201520616807.8U CN201520616807U CN205184689U CN 205184689 U CN205184689 U CN 205184689U CN 201520616807 U CN201520616807 U CN 201520616807U CN 205184689 U CN205184689 U CN 205184689U
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- China
- Prior art keywords
- dust
- power tool
- accessories apparatus
- fan
- interlude
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Abstract
The utility model discloses a power tool's of fan annex device, annex device are set up as can install to power tool and including the dust collecting device who is formed with album dirt entry and airflow outlet, the annex device is still including the suction device that can produce suction when the fan rotates at album dirt entry, suction device is formed with: the suction pipe that air current that the fan produced passes through enables, airflow outlet sets up in the pipe wall of suction pipe. The utility model discloses an annex device simple structure, annex device can collect the dust with power tool's combination and avoid the dust to cause the injury to the human body.
Description
Technical field
The utility model relates to a kind of accessories apparatus and the combination with power tool thereof.
Background technology
In the operation process of power tool, inevitably produce some flying chip and dusts etc., such as, the instrument such as electric drill, percussion drill, when getting into the cave operation to wall, can produce a large amount of dust.Four dusts fallen apart affect the visibility of operating space, have an impact to the operation of power tool, and the eyes of the four dusts possibility operating of contacts persons fallen apart will damage human body.
In order to solve the problem, need to adopt dust collection function, but existing dust collect plant complex structure for power tool increases, with high costs and dust collecting effect is not good.
Utility model content
Have an accessories apparatus for the power tool of fan, accessories apparatus is set to be mounted to power tool and comprises the dust collect plant being formed with dust collecting inlet ports and air stream outlet; Further, accessories apparatus also comprises the suction device that can produce suction when fan turns at dust collecting inlet ports; Suction device is formed: the suction tube that the air-flow that fan can be made to produce passes through; Air stream outlet is arranged at the tube wall of suction tube.
Further, suction tube inside comprises: contraction section, diffuser and interlude; Wherein, interlude is arranged between contraction section and diffuser, and the smallest cross-sectional size of contraction section is less than or equal to the largest cross-sectional sized of interlude; The smallest cross-sectional size of diffuser is less than or equal to the largest cross-sectional sized of interlude.
Further, air stream outlet is arranged at the tube wall of interlude.
Further, contraction section is formed: the contraction near-end that distance interlude is nearest and distance interlude contraction far-end farthest, and the cross section of contraction section is shunk to contraction near-end by shrinking far-end; Diffuser is formed: the diffusion near-end that distance interlude is nearest and distance interlude diffusion far-end farthest, and the cross section of diffuser expands to diffusion far-end by spreading near-end.
Further, dust collect plant comprises: discharge pipe, comprises the compression unit that cross section is shunk along direction that discharge pipe extends, compression unit smallest cross-sectional and air stream outlet nearest.
A combination for power tool and accessories apparatus, power tool comprises fan, prime mover and housing; Prime mover driven fan rotates around first axle; Prime mover and fan are accommodated in housing; Housing is provided with air holes; Accessories apparatus comprises: the erecting device that can be combined with housing; Be formed with the dust collect plant of dust collecting inlet ports and air stream outlet; Further, accessories apparatus also comprises the suction device that can produce suction when fan turns at dust collecting inlet ports; Suction device is formed: the suction tube that the air-flow that fan can be made to produce passes through; Air stream outlet is arranged at the tube wall of suction tube; Suction tube is formed with the energy source of the gas near-end corresponding with air holes position.
Further, housing is formed with grip part, and dust collect plant is formed with the dust-collecting cavity for control of dust.
Further, grip part and dust-collecting cavity are positioned at the homonymy of first axle.
Further, air holes roughly extends along the direction of the second axis, and grip part and dust-collecting cavity are positioned at through first axle and the same side of plane perpendicular to the second axis.
Further, in the direction of the first axis, fan is arranged between dust collecting inlet ports and grip part.
Accompanying drawing explanation
Figure 1 shows that accessories apparatus and power tool are in the schematic diagram of installment state;
Figure 2 shows that in Fig. 1, accessories apparatus and power tool are in the schematic diagram of released state;
Figure 3 shows that the structural representation of the accessories apparatus in Fig. 1 and Fig. 2;
Figure 4 shows that the partial sectional view of the accessories apparatus in Fig. 3;
Figure 5 shows that the partial sectional view of the accessories apparatus in Fig. 3.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, concrete introduction is done to the utility model.
As depicted in figs. 1 and 2, power tool 100 comprises fan 110, prime mover 120 and housing 130.
Fan 110, prime mover 120 etc., as the main composition of power tool 100, are assembled into one by housing 130.Specifically, prime mover 120 and fan 110 are accommodated in housing 130; Storage can be that the whole of prime mover 120 and the whole of fan 110 are accommodated in housing 130, also can be that the part of prime mover 120 and the part of fan 110 are accommodated in housing 130.Housing 130 is formed with grip part 132, and user can grip 132 pairs, grip part power tool 100 and operate, and specifically, power tool 100 is hand-held tool.Prime mover 120 can be engine or motor.In order to meet the needs of environmental protection, as preferred mode, as shown in Figure 1, prime mover 120 is motor.Namely power tool 100 is electric tool.Specifically, power tool 100 is drill kind tool.
In prime mover 120 course of work, inevitably produce amount of heat, heat gathers and causes prime mover 120 temperature to rise, and finally causes the fault of power tool 100, and impact uses normally.In order to reduce temperature, as shown in Figure 2, housing 130 is provided with the air holes 131 for dispelling the heat, what realize the inner air with housing 130 outside of housing 130 by air holes 131 is communicated with the temperature realizing reducing housing 130 inside, the problem that solution heat gathers.In order to accelerate air flowing further, improve cooling effect, power tool 100 also includes fan 110.Fan 110 rotates and drives air by air holes 131.
Prime mover 120 drive fan 110 is rotated around first axle S1, and generally speaking, prime mover 120 drives fan 110 to rotate by transmission mechanism, and as preferably, fan 110 is centrifugal fan.Fan 110 is roughly positioned at the middle part of power tool 100.
Power tool 100 also includes control element 140, and control element 140 is for controlling prime mover 120.Specifically, as shown in Figure 2, control element 140 is trigger, can manipulate control element 140 pairs of prime mover 120 control when user's handling grip part 132.
In the operation process of power tool, inevitably produce some flying chip and dusts etc., such as, electric drill, when getting into the cave operation to wall, can produce a large amount of dust.Four dusts fallen apart affect the visibility of operating space, have an impact to the operation of power tool, and the eyes of the four dusts possibility operating of contacts persons fallen apart will damage human body.
In order to solve the problem, increase dust collection function.As shown in Figure 2, adopt accessories apparatus 200 to play dust agglutination, collect dust thus avoid damaging human body.Accessories apparatus 200 comprises erecting device 210 and dust collect plant 220.Dust collect plant 220 is for realizing control of dust work.Accessories apparatus 200 is combined with housing 130 by erecting device 210.Accessories apparatus 200 and the combination of housing 130 can be that accessories apparatus 200 is fixedly connected with power tool 100, also can be that accessories apparatus 200 is connected with power tool 100 user is dismountable.As preferably, as shown in Figure 2, accessories apparatus 200 includes erecting device 210, and accessories apparatus 200 is connected with housing 130 user is dismountable by erecting device 210.More specifically, erecting device 210 is fixed on housing 130 by the mode of sliding.Figure 1 shows that the state after installation, Fig. 2 is state when pulling down accessories apparatus 200.When user does not need to carry out control of dust operation, as shown in Figure 2, accessories apparatus 200 is separated with power tool 100, when needs carry out control of dust operation, as shown in Figure 1, accessories apparatus 200 is connected with power tool 100.
As shown in Figures 3 to 5, dust collect plant 220 includes dust collecting inlet ports 221, dust-collecting cavity 223 and air stream outlet 222.Dust collecting inlet ports 221 is for collecting dust, and it roughly corresponds to the head of power tool 100.
Dust-collecting cavity 223 is for control of dust.Mix and have the gas of dust to enter dust collect plant 220 by dust collecting inlet ports 221, enter into dust-collecting cavity 223.As shown in Figure 5, dust collect plant 220 also includes filter 225, and specifically, filter 225 comprises filter paper, and after the gas entering dust collect plant 220 is filtered by filter 225, dust deposit is in dust-collecting cavity 223, and gas is discharged by air stream outlet 222.As shown in Figure 3, dust collect plant 220 comprises discharge pipe 224, and discharge pipe 224 comprises the compression unit 2241 that cross section is shunk along direction that described discharge pipe 224 extends, described compression unit 2241 smallest cross-sectional and described air stream outlet 222 nearest.
Dust collect plant 220 is entered in order to make dust, need to produce suction at dust collecting inlet ports 221 place, generally speaking, the mode of conventional control of dust adopts independent fan 110 to be arranged on dust collect plant 220 internal fan 110 to rotarily drive air motion and make dust enter dust collecting inlet ports 221 usually.It needs independently fan 110, and the complicated and dust of its drive mechanism flows through fan 110 pairs of fans 110 and produces to pollute and be also easily damaged.
As the preferred mode of one, as shown in Figure 3 and Figure 4, accessories apparatus 200 also comprises suction device 230, and suction device 230 is formed with suction tube 231.Suction tube 231 is formed with the energy air-flow near-end 232 corresponding with air holes 131 position.The air stream outlet 222 of dust collect plant 220 is arranged on the tube wall of suction tube 231.When the fan 110 of power tool 100 rotates, the air-flow that fan 110 produces passes through suction tube 231, by referring to that air-flow order flows through air holes 131 and suction tube 231 or order and flows through suction tube 231 and air holes 131.As the preferred mode of one, the air-flow that fan 110 produces enters suction tube 231 i.e. order and flows through air holes 131 and suction tube 231.When the air-flow that fan 110 produces is by suction tube 231, dust collecting inlet ports 221 place of dust collect plant 220 will produce suction, make air-flow enter dust-collecting cavity 223 from dust collecting inlet ports 221 and enter suction tube 231 through discharge pipe 224 by air stream outlet 222 after filter 225 filters.
Specifically, as shown in Figure 4, suction tube 231 inside comprises: contraction section 233, diffuser 234 and interlude 235; Wherein, interlude 235 is arranged between contraction section 233 and diffuser 234, and the smallest cross-sectional size of contraction section 233 is less than or equal to the largest cross-sectional sized of interlude 235; The smallest cross-sectional size of diffuser 234 is less than or equal to the largest cross-sectional sized of interlude 235.The sectional dimension of contraction section 233, diffuser 224 and interlude 235 refers to the sectional dimension of the gas channel that inside surrounds.The air stream outlet 222 of dust collect plant 220 is arranged at the tube wall of interlude 235.
More specifically, contraction section 233 is formed: the contraction near-end 2331 nearest apart from described interlude 235 and apart from described interlude 235 contraction far-end 2332 farthest, and the cross section of described contraction section 233 is shunk to described contraction near-end 2331 by described contraction far-end 2332; Described diffuser 234 is formed: the diffusion near-end 2341 nearest apart from described interlude 235 and apart from described interlude 235 diffusion far-end 2342 farthest, and the cross section of described diffuser 234 is expanded to described diffusion far-end 2342 by described diffusion near-end 2341.
When accessories apparatus 200 is mounted to power tool 100, dust-collecting cavity 223 can be arranged on the different position of power tool 100.For the ease of operation, after making power tool 100 installation accessories device 200, do not affect normal operating.Grip part 132 and dust-collecting cavity 223 are positioned at the homonymy of first axle S1.Thus Appropriate application space, avoid the interference to operation.
Specifically, air holes 131 roughly extends along the direction of the second axis S2, and grip part 132 and dust-collecting cavity 223 are positioned at through first axle S1 and the same side of plane perpendicular to the second axis S2.
On the direction of first axle S1, fan is arranged between dust collecting inlet ports and grip part.
More than show and describe general principle of the present utility model, principal character and advantage.The technical staff of the industry should understand, and above-described embodiment does not limit the utility model in any form, the technical scheme that the mode that all employings are equal to replacement or equivalent transformation obtains, and all drops in protection domain of the present utility model.
Claims (10)
1. have an accessories apparatus for the power tool of fan, described accessories apparatus is set to be mounted to described power tool and comprises the dust collect plant being formed with dust collecting inlet ports and air stream outlet; It is characterized in that, described accessories apparatus also comprises the suction device that can produce suction when described fan turns at described dust collecting inlet ports; Described suction device is formed: the suction tube that the air-flow that fan can be made to produce passes through; Described air stream outlet is arranged at the tube wall of described suction tube.
2. accessories apparatus according to claim 1, is characterized in that, described suction tube inside comprises: contraction section, diffuser and interlude; Wherein, described interlude is arranged between described contraction section and described diffuser, and the smallest cross-sectional size of described contraction section is less than or equal to the largest cross-sectional sized of described interlude; The smallest cross-sectional size of described diffuser is less than or equal to the largest cross-sectional sized of described interlude.
3. accessories apparatus according to claim 2, is characterized in that, described air stream outlet is arranged at the tube wall of described interlude.
4. accessories apparatus according to claim 2, it is characterized in that, described contraction section is formed: the contraction near-end nearest apart from described interlude and apart from described interlude contraction far-end farthest, and the cross section of described contraction section is shunk to described contraction near-end by described contraction far-end; Described diffuser is formed: the diffusion near-end nearest apart from described interlude and apart from described interlude diffusion far-end farthest, and the cross section of described diffuser is expanded to described diffusion far-end by described diffusion near-end.
5. accessories apparatus according to claim 1, is characterized in that, described dust collect plant comprises: discharge pipe, comprises the compression unit that cross section is shunk along direction that described discharge pipe extends, described compression unit smallest cross-sectional and described air stream outlet nearest.
6. a combination for power tool and accessories apparatus, described power tool comprises fan, prime mover and housing; Described in described prime mover driven, fan rotates around first axle; Described prime mover and described fan are accommodated in described housing; Described housing is provided with air holes; Described accessories apparatus comprises: the erecting device that can be combined with described housing; Be formed with the dust collect plant of dust collecting inlet ports and air stream outlet; It is characterized in that, described accessories apparatus also comprises the suction device that can produce suction when described fan turns at described dust collecting inlet ports; Described suction device is formed: the suction tube that the air-flow that fan can be made to produce passes through; Described air stream outlet is arranged at the tube wall of described suction tube; Described suction tube is formed with the energy source of the gas near-end corresponding with described air holes position.
7. the combination of power tool according to claim 6 and accessories apparatus, is characterized in that, described housing is formed with grip part, and described dust collect plant is formed with the dust-collecting cavity for control of dust.
8. the combination of power tool according to claim 7 and accessories apparatus, is characterized in that, described grip part and described dust-collecting cavity are positioned at the homonymy of described first axle.
9. the combination of power tool according to claim 7 and accessories apparatus, it is characterized in that, described air holes roughly extends along the direction of the second axis, and described grip part and described dust-collecting cavity are positioned at through described first axle and the same side of plane perpendicular to described second axis.
10. the combination of power tool according to claim 7 and accessories apparatus, is characterized in that, on the direction of described first axle, described fan is arranged between described dust collecting inlet ports and described grip part.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520616807.8U CN205184689U (en) | 2015-08-14 | 2015-08-14 | Annex device and combination with power tool thereof |
| DE202016104254.2U DE202016104254U1 (en) | 2015-08-14 | 2016-08-03 | Accessory and its combination with a power tool |
| AU2016101420A AU2016101420A4 (en) | 2015-08-14 | 2016-08-08 | Combination of attachment device and power tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520616807.8U CN205184689U (en) | 2015-08-14 | 2015-08-14 | Annex device and combination with power tool thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205184689U true CN205184689U (en) | 2016-04-27 |
Family
ID=55777720
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520616807.8U Expired - Fee Related CN205184689U (en) | 2015-08-14 | 2015-08-14 | Annex device and combination with power tool thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205184689U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11419466B2 (en) | 2020-03-25 | 2022-08-23 | Milwaukee Electric Tool Corporation | Dust collector assembly |
| US11673217B2 (en) | 2018-11-19 | 2023-06-13 | Milwaukee Electric Tool Corporation | Dust collector including filter cleaning mechanism |
-
2015
- 2015-08-14 CN CN201520616807.8U patent/CN205184689U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11673217B2 (en) | 2018-11-19 | 2023-06-13 | Milwaukee Electric Tool Corporation | Dust collector including filter cleaning mechanism |
| US11419466B2 (en) | 2020-03-25 | 2022-08-23 | Milwaukee Electric Tool Corporation | Dust collector assembly |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160427 Termination date: 20210814 |