CN204722973U - For the vacuum cleaning tool of vacuum cleaner - Google Patents
For the vacuum cleaning tool of vacuum cleaner Download PDFInfo
- Publication number
- CN204722973U CN204722973U CN201520326107.5U CN201520326107U CN204722973U CN 204722973 U CN204722973 U CN 204722973U CN 201520326107 U CN201520326107 U CN 201520326107U CN 204722973 U CN204722973 U CN 204722973U
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- China
- Prior art keywords
- upper body
- threaded insert
- vacuum cleaning
- lower case
- metal threaded
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Abstract
The utility model discloses a kind of vacuum cleaning tool for vacuum cleaner, comprise by the turbo-driven brush roll in the air passageway between entrance and exit.The housing unit be made up of two parts holds brush roll and turbine, and this housing unit comprises upper body and lower case.One in upper body and lower case to be formed by polymeric material and to comprise pair of metal threaded insert, this metal threaded insert is oriented to aim at another a pair fastener receptacle mouth being arranged in upper body and lower case, this metal threaded insert is by shaping, press-fit, bonding or welding and be fixed to corresponding housing.
Description
Technical field
The utility model relates to a kind of vacuum cleaning tool for vacuum cleaner, and this vacuum cleaning tool comprises by the turbo-driven rotation brush roll of pneumatic type.
Background technology
Need to weigh many aspects in the manufacture of vacuum cleaning tool.Seek a best balance between the demand that therefore target of the technical staff worked in this field can be considered to be in contradiction, these demands comprise and manufacturing and assembling, operation convenience, safety, property, durability and cost easy to maintenance.Such as, a little light and handy burnisher easily by user operation, and can be made at low cost, unless but obtain suitable balance, otherwise such instrument may be subjected to durability or maintenance issues.For the burnisher with the housing unit formed by two or more parts, the connection between these housing parts is a challenging problems of engineering design.Therefore, an object of the present utility model is the needs of solution to the better balance between the demand of these contradictions, or more generally, provides a kind of vacuum cleaning tool for vacuum cleaner of improvement.
Utility model content
According to first aspect of the present utility model, provide a kind of vacuum cleaning tool for vacuum cleaner, comprising: brush roll; For driving the turbine of brush roll; The housing unit be made up of two parts, housing unit holds brush roll and turbine, and limits air intake and air outlet slit, the contiguous brush roll of air intake; Housing unit comprises upper body and lower case, air intake is formed in upper body, wherein, one in upper body and lower case to be formed by polymeric material and to comprise pair of metal threaded insert, and metal threaded insert is oriented to aim at another a pair fastener receptacle mouth being arranged in upper body and lower case; And threaded fastener, corresponding one of threaded fastener and metal threaded insert is engaged, upper body and lower case to be fixed together, wherein, each metal threaded insert by shaping, press-fit, bonding or welding and be fixed to corresponding housing.
Should be understood that, except applying heat to polymeric material with polymeric material that is softening or fusing, can also weld with ultrasonic wave, and threaded fastener can comprise screw rod or nut.
Preferably, upper body is formed by polymeric material; And each metal threaded insert has the external screw thread of internal thread for thread engagement securing member.
Preferably, air outlet slit is formed in upper body, and air outlet slit is tubulose and has an axis; And housing unit is by the central plane decile substantially at this axis place.
Preferably, the air outlet slit of tubulose is arranged on the near-end of housing unit, holds brush roll, and install turbo-turbine room and be connected with the air outlet slit of brushroll chamber and tubulose in the brushroll chamber of the far-end of housing unit; Housing unit has the width transverse to central plane, and width changes in stepwise fashion, and wherein turbine room is wider than the air outlet slit of tubulose, and brushroll chamber is wider than turbine room.
Preferably, at adjacent distal end place, one in upper body and lower case comprises the jut be integrally formed therewith for a pair, and jut is for being received in and another a pair recess be integrally formed in upper body and lower case; Jut and recess cooperate upper body and lower case to be fixed together with threaded fastener and metal threaded insert; And wherein metal threaded insert is disposed near turbine room.
Preferably, the rotating shaft of brush roll and the rotating shaft of turbine are parallel and are approximately perpendicular to central plane; Turbine is connected by belt with brush roll; One of them of one of them and a pair jut of pair of metal threaded insert is disposed in the either side of central plane.
Preferably, upper body and lower case all comprise the intermeshing composition surface extended around its periphery, and the interior axial end of each metal threaded insert flushes installation with the composition surface of upper body.
Preferably, the threaded openings in each metal threaded insert is blind hole.
Preferably, upper body and lower case all comprise the intermeshing composition surface extended around its periphery; One wherein in composition surface comprises rib, and another in composition surface comprises the complemental groove for receiving rib.
Preferably, each insert receiver hole is formed in cylindrical or frusto-conical boss portion, that column sections and corresponding housing are integrally formed and between the inwall and the outer wall of upper body of turbine room, and its median ventral plate is cylindrical or extend between frusto-conical boss portion and outer wall.
Preferably, each metal threaded insert comprises elongated cylinder-shaped body, and cylinder-shaped body has multiple isolated knurled outer surface along its length.Preferably, the polymeric material of upper body is transparent.
The utility model provides a kind of vacuum cleaning tool, and this vacuum cleaning tool is effectively with efficiently on operation uses, and reduces maintenance cost, and can be built economically because its overall brief design decreases manufacturing cost to greatest extent.
Accompanying drawing explanation
In an illustrative manner preferred embodiment of the present utility model is described referring now to accompanying drawing, wherein:
Fig. 1 is the perspective view of the vacuum cleaning tool according to the utility model embodiment;
Fig. 2 is the exploded view of the vacuum cleaning tool of Fig. 1;
Fig. 3 is the perspective view of the lower case of the vacuum cleaning tool of Fig. 1;
Fig. 4 is the perspective view of the upper body of the vacuum cleaning tool of Fig. 1;
Fig. 5 is the sectional view that the vacuum cleaning tool of Fig. 1 intercepts along a upright central plane; And
Fig. 6 is the partial transversal section figure of the threaded insert of the vacuum cleaning tool of Fig. 1 and the connection of screw fastener.
Detailed description of the invention
Vacuum cleaning tool 10 has the housing unit be made up of two parts, and this housing unit comprises the upper body 12 and lower case 14 that detachably connect.Housing unit is included in the air intake 16 that its far-end is formed in lower case 14, and is formed in the air outlet slit 18 of upper body 12 at its near-end.Upper body 12 and lower case 14 are defined through the air duct of housing unit jointly, and comprise brushroll chamber 61 and the turbine room 63 between brushroll chamber 61 and outlet 18.The air outlet slit 18 of instrument can be tubulose, and has an axle 73.Housing unit is divided into bisection by the central plane 65 at axis 73 place.The width of housing unit also changes in stepwise fashion transverse to upright central plane 65, and the housing parts 20 wherein limiting turbine room 63 is wider than pipe-type outlet 18, and the housing parts 24 limiting brushroll chamber 61 is wider than housing parts 20.
As shown in Figure 2, brush roll 26 can have the radial bristle 28 that extends or similar flexible fingers, and is installed in brushroll chamber 61, passes air intake 16 to stir surface to make the bristle 28 when brush roll rotates 26.Be arranged on turbine 30 in turbine room 61 around rotating with the axis of the longer axis parallel of brush roll substantially, and two axles are all approximately perpendicular to central plane 65.Brush roll can be connected with turbine 30 by belt 67.Upper body 12 is made up of polymeric material, and preferably transparent material watches brush roll 26 and turbine 30 to allow user.Illustrate as best in Figure 5, ground engaging surface 71 and the axis 73 of the general planar formed at entrance 16 place are acutangulate.
The upper body 12 of housing unit is removably connected with the metal threaded insert 34 being arranged to receive screw fastener by pair of screws securing member 32 with lower case 14.Each threaded insert 34 comprises elongated cylindrical body, and this cylindrical body can comprise the threaded openings for blind hole, and wherein securing member 32 is threaded over this threaded openings.Each threaded insert 34 comprises three isolated annular knurled outer surface 36 vertically.Each threaded insert 34 is by shaping and be fixed on upper body 12, and namely threaded insert 34 is inserted into mould, and upper body 12 is molded around insert.Alternately, insert receiver hole can be formed in upper body 12, and metal threaded insert 34 is by press-fit, bonding or welding and be fixed to corresponding insert receiver hole.Each threaded insert 34 can by the cylindric column sections 75 that is integrally formed with upper body 12 around.Column sections 75 between the inwall 60 and the outer wall 62 of upper body 12 of turbine room, and can be disposed in the either side of central plane 65.Column sections 75 is connected with the outer wall 62 of upper body 12 by least one web 64.By this way, as molded result, the polymeric material of housing around insert cylindrical outer surface and be bonded to insert at an axial end.
Therefore threaded insert 34 is fixed on upper body 12, and aims to the corresponding fastener receiver hole 46 in lower case 14.Through holes in the fastener receiver hole 46 of lower case 14, this through hole have securing member head 32 can against shoulder.Fastener receiver hole 46 is formed in cylindrical or frusto-conical boss portion too, and this conical boss portion is positioned between the inwall 48 of turbine room and the outer wall 50 of lower case 14.
The recess 38 of mutual aligning and protuberance 40 are separately positioned on upper body 12 and lower case 14, and are integrally formed with upper body 12 and lower case 14.Due to their aligning, recess 38 cooperates with screw 32 with jut 40 together with threaded insert 34, upper body 12 and lower case 14 to be fixed together.Illustrate as best in the diagram, recess 38 generally perpendicularly extends to neighbouring composition surface 68.By this way, when composition surface 68 engages each other, each jut 40 is accommodated in corresponding recess 38, thus upper body 12 and lower case 14 is linked together.Recess 38 and protuberance 40 are arranged substantially symmetrically in the both sides of central plane 65 and the far-end of contiguous housing unit.As shown in Figure 3, the entrance 16 of contiguous brushroll chamber part that lower case 14 comprises (distally arriving near-end), and the turbine room of contiguous brushroll chamber part.Arc incision 42 is formed in proximal end for reception pipe-type outlet 18.Upper body 12 and lower case 14 comprise intermeshing composition surface 68, this composition surface roughly extends around the periphery of each housing parts, and one of them composition surface 68 comprises rib 56, this rib 56 is received in the complemental groove 44 on another composition surface 68, to provide the sealing of housing unit.
As shown in Figure 6, time together with upper body 12 is assembled in lower case 14, metal threaded insert 34 can be molded into column sections 75.The interior axial end of metal threaded insert 34 flushes installation with composition surface 68.The head of screw fastener 32 is against the wall portion 70 in the fastener receiver hole 46 of lower case 14, and the bar portion of screw fastener 32 extends into the blind screwed hole of the threaded insert 34 of the column sections being fixed on upper body 12 at least in part.
Those skilled in the art is easy to recognize, is not departing under spirit of the present utility model, can carry out various amendment in other embodiments to instrument.
Claims (20)
1., for a vacuum cleaning tool for vacuum cleaner, comprising:
Brush roll;
For driving the turbine of described brush roll;
The housing unit be made up of two parts, described housing unit holds described brush roll and described turbine, and limits air intake and air outlet slit, the contiguous described brush roll of described air intake;
Described housing unit comprises upper body and lower case, described air intake is formed in described upper body, wherein, one in described upper body and described lower case to be formed by polymeric material and to comprise pair of metal threaded insert, and described metal threaded insert is oriented to aim at another a pair fastener receptacle mouth being arranged in described upper body and described lower case; And
Threaded fastener, corresponding one of described threaded fastener and described metal threaded insert is engaged described upper body and described lower case to be fixed together,
It is characterized in that, each described metal threaded insert by shaping, press-fit, bonding or welding and be fixed to corresponding housing.
2. vacuum cleaning tool according to claim 1, is characterized in that, described upper body is formed by polymeric material; And each metal threaded insert has internal thread, for the external screw thread of the described threaded fastener of engagement.
3. vacuum cleaning tool according to claim 1, is characterized in that, described air outlet slit is formed in described upper body, and described air outlet slit is tubulose and has an axis; And described housing unit is by the central plane decile substantially at described axis place.
4. vacuum cleaning tool according to claim 3, it is characterized in that, the air outlet slit of described tubulose is arranged on the near-end of described housing unit, hold described brush roll in the brushroll chamber of the far-end of described housing unit, and the turbine room being provided with described turbine is connected with the air outlet slit of described brushroll chamber and described tubulose; Described housing unit has the width transverse to described central plane, and described width changes in stepwise fashion, and wherein said turbine room is wider than the air outlet slit of described tubulose, and described brushroll chamber is wider than described turbine room.
5. vacuum cleaning tool according to claim 4, it is characterized in that, at contiguous described far-end, one in described upper body and described lower case comprises the jut be integrally formed therewith for a pair, and described a pair jut is for being received in and another a pair recess be integrally formed in described upper body and described lower case; Described jut and described recess cooperate described upper body and described lower case to be fixed together with described threaded fastener and described metal threaded insert; And wherein said metal threaded insert is disposed near described turbine room.
6. the vacuum cleaning tool according to any one of claim 3 to 5, is characterized in that, rotating shaft and the rotating shaft of described turbine of described brush roll are parallel and are approximately perpendicular to described central plane; Described turbine is connected by belt with described brush roll; One of them of one of them and described a pair jut of described pair of metal threaded insert is disposed in the either side of described central plane.
7. vacuum cleaning tool according to any one of claim 1 to 5, it is characterized in that, described upper body and described lower case comprise the intermeshing composition surface extended around its periphery, and the interior axial end of each described metal threaded insert flushes installation with the composition surface of described upper body.
8. vacuum cleaning tool according to any one of claim 1 to 5, is characterized in that, the threaded openings in each described metal threaded insert is blind hole.
9. vacuum cleaning tool according to any one of claim 1 to 5, is characterized in that, described upper body and described lower case comprise the intermeshing composition surface extended around its periphery; One in wherein said composition surface comprises rib, and another in described composition surface comprises the complemental groove for receiving described rib.
10. vacuum cleaning tool according to claim 9, it is characterized in that, each insert receiver hole is formed in cylindrical or frusto-conical boss portion, that described column sections and corresponding housing are integrally formed and between the inwall and the outer wall of described upper body of described turbine room, and its median ventral plate is described cylindrical or extend between frusto-conical boss portion and described outer wall.
11. vacuum cleaning tools according to any one of claim 1 to 5, is characterized in that, each metal threaded insert comprises elongated cylinder-shaped body, and described cylinder-shaped body has multiple isolated knurled outer surface along its length.
12. vacuum cleaning tools according to any one of claim 1 to 5, is characterized in that, the described polymeric material of described upper body is transparent.
13. 1 kinds, for the vacuum cleaning tool of vacuum cleaner, comprising:
Brush roll;
For driving the turbine of described brush roll;
The housing unit be made up of two parts, described housing unit holds described brush roll and described turbine, and limits air intake and air outlet slit, the contiguous described brush roll of described air intake;
Described housing unit comprises upper body and lower case, described air intake is formed in described upper body, wherein, described upper body is formed by polymeric material and comprises pair of metal threaded insert, and described metal threaded insert is oriented to aim at a pair fastener receptacle mouth being positioned at described lower case; And
Threaded fastener, corresponding one of described threaded fastener and described metal threaded insert is engaged described upper body and described lower case to be fixed together,
It is characterized in that, each described metal threaded insert by shaping, press-fit, bonding or welding and be fixed to corresponding housing;
Wherein each metal threaded insert has internal thread, for the external screw thread of the described threaded fastener of engagement; And
Wherein said air outlet slit is formed in described upper body, and described air outlet slit is tubulose and has an axis; And described housing unit is by the central plane decile substantially at described axis place.
14. vacuum cleaning tools according to claim 13, it is characterized in that, the air outlet slit of described tubulose is arranged on the near-end of described housing unit, hold described brush roll in the brushroll chamber of the far-end of described housing unit, and the turbine room being provided with described turbine is connected with the air outlet slit of described brushroll chamber and described tubulose; Described housing unit has the width transverse to described central plane, and described width changes in stepwise fashion, and wherein said turbine room is wider than the air outlet slit of described tubulose, and described brushroll chamber is wider than described turbine room.
15. vacuum cleaning tools according to claim 14, it is characterized in that, at contiguous described far-end, described lower case comprises the jut be integrally formed therewith for a pair, and described a pair jut is for being received in a pair recess be integrally formed with described upper body; Described jut and described recess cooperate described upper body and described lower case to be fixed together with described threaded fastener and described metal threaded insert; And wherein said metal threaded insert is disposed near described turbine room.
16. vacuum cleaning tools according to claim 15, it is characterized in that, described upper body and described lower case comprise the intermeshing composition surface extended around its periphery, one in wherein said composition surface comprises rib, and another in described composition surface comprises the complemental groove for receiving described rib; And the interior axial end of each described metal threaded insert flushes installation with the composition surface of described upper body.
17. vacuum cleaning tools according to claim 16, it is characterized in that, each insert receiver hole is formed in cylindrical or frusto-conical boss portion, described column sections and described upper body are integrally formed and between the inwall and the outer wall of described upper body of described turbine room, and its median ventral plate is described cylindrical or extend between frusto-conical boss portion and described outer wall.
18. vacuum cleaning tools according to any one of claim 13-17, it is characterized in that, each metal threaded insert comprises elongated cylinder-shaped body, and described cylinder-shaped body has multiple isolated knurled outer surface along its length; And the threaded openings in each described metal threaded insert is blind hole.
19. vacuum cleaning tools according to any one of claim 13-17, it is characterized in that, the described polymeric material of described upper body is transparent.
20. vacuum cleaning tools according to any one of claim 13-17, is characterized in that, rotating shaft and the rotating shaft of described turbine of described brush roll are parallel and are approximately perpendicular to described central plane; Described turbine is connected by belt with described brush roll.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520326107.5U CN204722973U (en) | 2015-05-20 | 2015-05-20 | For the vacuum cleaning tool of vacuum cleaner |
| AU2016100448A AU2016100448A4 (en) | 2015-05-20 | 2016-04-22 | Vacuum cleaning tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520326107.5U CN204722973U (en) | 2015-05-20 | 2015-05-20 | For the vacuum cleaning tool of vacuum cleaner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204722973U true CN204722973U (en) | 2015-10-28 |
Family
ID=54381368
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520326107.5U Active CN204722973U (en) | 2015-05-20 | 2015-05-20 | For the vacuum cleaning tool of vacuum cleaner |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN204722973U (en) |
| AU (1) | AU2016100448A4 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107007207A (en) * | 2017-05-17 | 2017-08-04 | 江苏美的清洁电器股份有限公司 | Ducting part and floor brush of dust collector |
| WO2020014922A1 (en) * | 2018-07-19 | 2020-01-23 | Tti (Macao Commercial Offshore) Limited | Vacuum cleaner |
-
2015
- 2015-05-20 CN CN201520326107.5U patent/CN204722973U/en active Active
-
2016
- 2016-04-22 AU AU2016100448A patent/AU2016100448A4/en not_active Expired
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107007207A (en) * | 2017-05-17 | 2017-08-04 | 江苏美的清洁电器股份有限公司 | Ducting part and floor brush of dust collector |
| CN107007207B (en) * | 2017-05-17 | 2020-08-07 | 江苏美的清洁电器股份有限公司 | Air duct component and dust collector floor brush |
| WO2020014922A1 (en) * | 2018-07-19 | 2020-01-23 | Tti (Macao Commercial Offshore) Limited | Vacuum cleaner |
| US11197592B2 (en) | 2018-07-19 | 2021-12-14 | Techtronic Floor Care Technology Limited | Vacuum cleaner |
Also Published As
| Publication number | Publication date |
|---|---|
| AU2016100448A4 (en) | 2016-05-26 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |