CN214712325U - Suction motor device of hand-held dust collector - Google Patents
Suction motor device of hand-held dust collector Download PDFInfo
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- CN214712325U CN214712325U CN202120323534.3U CN202120323534U CN214712325U CN 214712325 U CN214712325 U CN 214712325U CN 202120323534 U CN202120323534 U CN 202120323534U CN 214712325 U CN214712325 U CN 214712325U
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Abstract
The utility model discloses a suction motor device of a handheld dust collector, which comprises a circular suction motor, wherein the bottom center of the suction motor is an air inlet, the upper part of the suction motor is provided with a plurality of radial air outlets, the center of the suction motor is a central air channel for communicating the air inlet with the plurality of radial air outlets, and the bottom center is provided with a filter plate for filtering inlet air; the suction motor is provided with a round fixing frame which is detachably connected with the round shell; a filtering ring is arranged in a cavity between the suction motor and the shell at the radial air outlet, the filtering ring comprises a radial filtering ring, an upper axial filtering ring and a lower axial filtering ring, a plurality of first air outlet holes are formed in the wall of the shell outside the radial filtering ring, and a plurality of second air outlet holes are formed in the top cover of the shell above the upper axial filtering ring. The top of the suction motor is provided with a shock pad, and the lower bottom of the suction motor is provided with a shock absorption cylinder. The residual dust in the discharged gas can be reduced to a low level, and the heat dissipation effect can be greatly improved and the shock resistance can be improved.
Description
Technical Field
The utility model relates to a dust catcher technical field specifically says a suction motor device of hand-held type dust catcher.
Background
Suction motor devices are one of the important components of vacuum cleaners, such as hand-held cleaners. Although the suction motor dedicated to the vacuum cleaner is a mature technology, such as a mature product sold in the market, the suction motor device formed by taking the suction motor as a core in the prior art still has the following defects: 1. residual dust still exists in the gas exhausted from the suction motor device, and secondary pollution of indoor air is easily caused. 2. The heat dissipation effect of the suction motor needs to be further improved. 3. The larger vibration and noise of the motor still need to be further reduced when the motor works. 4. The convenience of assembly and disassembly between the suction motor itself and other components of the suction motor device, as well as the firmness and reliability of the connection, need to be further enhanced.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to provide a suction motor device of hand-held vacuum cleaner that remaining dust falls to lower, and the radiating effect can increase substantially in messenger's combustion gas.
The technical solution of the utility model is to provide a suction motor device of a hand-held dust collector, which comprises a circular suction motor, wherein the bottom center of the suction motor is an air inlet, the upper part of the suction motor is provided with a plurality of radial air outlets, the center of the suction motor is a central air duct which is communicated with the air inlet and the plurality of radial air outlets, and the bottom center is provided with a filter plate for filtering the inlet air; the suction motor is provided with a round fixing frame which is detachably connected with the round shell; a filtering ring is arranged in a cavity between the suction motor and the shell at the radial air outlet, the filtering ring comprises a radial filtering ring, an upper axial filtering ring and a lower axial filtering ring, a plurality of first air outlet holes are formed in the wall of the shell outside the radial filtering ring, and a plurality of second air outlet holes are formed in the top cover of the shell above the upper axial filtering ring.
After the structure above the adoption, the utility model discloses handheld dust catcher's suction motor device has following advantage: even if trace dust still exists in the gas or called airflow after the separation by the cyclone separation device, the residual dust in the discharged gas is reduced to be lower after the gas is filtered by the filter plate at the air inlet at the bottom end, the radial filter ring, the upper axial filter ring and the lower axial filter ring in a multiple mode, namely the discharged air enters the room basically and does not contain dust any more, and the secondary pollution of the air in the room is prevented. The shell and the first air outlets and the second air outlets on the shell meet the requirement of heat dissipation of the suction motor, and the heat dissipation effect of the suction motor is greatly improved. The suction motor is detachably connected with the shell through the fixing frame, the assembly and disassembly are convenient, and the connection is firm and reliable.
Further, the upper axial filter ring extends upwards to the bottom of the top cover of the shell; the first air outlet hole is a first vertical long hole; the second exhaust vent is including establishing a plurality of vertical slot holes of second on the shell top cap lateral wall and establishing a plurality of radial slot holes on shell top cap roof. After the structure more than adopting, the filter effect of filter ring is better, makes remaining dust in the combustion gas further reduce, can avoid the secondary pollution of room air basically to the radiating effect that makes the suction motor is better.
Further, the width dimension and the length dimension of the first vertical long hole are both larger than those of the second vertical long hole. After the structure is adopted, the heat dissipation effect of the suction motor is better.
Furthermore, a shock pad is arranged between the top of the suction motor and the top cover of the fixed frame, the shock pad is limited at the center of the top of the suction motor in the radial direction, a center blind hole is formed in the top of the shock pad, and a center positioning column arranged on the bottom surface of the top cover of the fixed frame is embedded in the center blind hole; a damping cylinder with a central hole is arranged between the lower bottom of the suction motor and the lower shell of the fixing frame with the central hole. After the structure is adopted, the central positioning column is used for positioning, the shock absorption pad at the center is matched with the shock absorption cylinder at the bottom in an up-down manner, and the center is matched with the shock absorption structure at the edge, so that the shock absorption and noise reduction effects of the motor are good, and psychological experience of small vibration and small noise can be provided for an operator of the handheld dust collector.
Furthermore, the top of the top cover of the shell is provided with a central circular plate, an inclined plate circular ring is connected with the central circular plate and the side wall of the top cover of the shell, and a plurality of radial long holes are uniformly distributed along the inclined plate circular ring. After adopting above structure, further improved the radiating effect.
Furthermore, the lower shell of the fixing frame is in threaded connection with the upper frame of the fixing frame through a first screw, a first through hole column with a first through hole and a first threaded hole column with a first threaded hole. After the structure more than adopting, the assembly and the dismantlement between the inferior valve of the mount of suction motor and the upper bracket are more convenient, and it is more reliable and firm to connect, and shockproof and noise reduction effect is better.
Furthermore, an internal thread is arranged on the step-shaped inner side wall at the bottom end of the top cover of the shell, and an external thread screwed with the internal thread is arranged on the step-shaped outer side wall at the top end of the shell. After the structure is adopted, the assembly and the disassembly between the shell top cover and the shell are more convenient, the connection is firmer and more reliable, and the shockproof effect and the noise reduction effect are better.
Furthermore, a first screw connection structure for screw connection with the main rod of the connecting rod of the dust collector is arranged on one outer side wall of the shell; the other outer side wall of the shell is provided with a second screw connection structure for screw connection with an auxiliary rod of a connecting rod of the dust collector. After adopting above structure, the assembly between shell and the connecting rod of dust catcher is more convenient with the dismantlement, and the connection is more firm reliable.
Furthermore, the utility model discloses a suction motor device of the hand-held dust collector, still include the shell bottom cover with centre bore, the shell bottom cover is through the second screw, the second through-hole post with the second through-hole and the second screw hole post with the second screw hole spiro union bottom shell of the mount with centre bore; the filter plate used for filtering the inlet air at the center of the bottom end is detachably connected to the bottom cover of the shell at the center hole; the bottom end of the shell bottom cover is provided with a limiting ring which is used for axially and radially limiting the top end of a cyclone separating cylinder of the dust collector limited by a connecting rod of the dust collector. After the structure is adopted, the assembly and the disassembly between the shell bottom cover and the fixing frame and between the shell bottom cover and the cyclone separating cylinder of the dust collector are more convenient, and the connection is firmer and more reliable.
Drawings
Fig. 1 is an exploded schematic view of the suction motor device of the present invention.
Fig. 2 is a schematic longitudinal sectional view of the suction motor device of the present invention.
Fig. 3 is a schematic perspective view of the suction motor device of the present invention.
Fig. 4 is a schematic perspective view of the suction motor device of the present invention when it is connected to the connecting rod of the vacuum cleaner.
FIG. 5 is a schematic view showing a screw structure of a sub-rod of a vacuum cleaner connected to the suction motor apparatus.
Fig. 6 is a schematic view of a screw structure which is matched with the screw structure on the suction motor device and the auxiliary rod in fig. 5.
Fig. 7 is a schematic view showing a screw structure on a main pole of a cleaner to which the suction motor apparatus is coupled.
Fig. 8 is a schematic view of a screw structure that is matched with the screw structure of the suction motor device and the main rod of fig. 7.
Fig. 9 is a perspective view showing an enlarged structure of a damper pad in the suction motor device.
Fig. 10 is an exploded, enlarged, schematic view of a portion of the components of fig. 1 from another angle.
Shown in the figure 1, a top cover of the shell, 2, a decorative sheet, 3, a filtering ring, 4, an upper frame of the fixing frame, 5, a shock pad, 6, a suction motor, 7, a shock absorption cylinder, 8, a lower frame of the fixing frame, 9, the shell, 10, a bottom cover of the shell, 11, a filtering plate, 12, a second screw, 13, a second through hole column, 14, a first screw, 15, a second threaded hole column, 16, a first through hole column, 17, a first threaded hole column, 18, a radial long hole, 19, an external screw thread, 20, an upper axial filtering ring, 21, a radial filtering ring, 22, a lower axial filtering ring, 23, a central air duct, 24, a limiting ring, 25, the fixing frame, 26, an internal screw thread, 27, a second vertical long hole, 28, a first vertical long hole, 29, a main rod, 30, a connecting rod, 31, a cyclone separating cylinder, 32, an auxiliary rod, 33, a second screw structure, 34, a first screw structure, 35, a central blind hole, 36. the elastic convex column, 37, the radial air outlet, 38, the air inlet, 39, the top cover of the fixing frame, 40, the central positioning column, 41, the third through hole column, 42 and the third threaded hole column.
Detailed Description
The following describes the present invention with reference to the accompanying drawings. It should be noted that the description of the embodiments is provided to help understanding the present invention, but the present invention is not limited thereto. Furthermore, the technical features mentioned in the embodiments of the present invention described below can be combined with each other as long as they do not conflict with each other.
As shown in fig. 1, 2, 3, 4, 9 and 10.
The utility model discloses hand-held type dust catcher's suction motor device, including circular shape suction motor 6, suction motor 6's bottom center is air intake 38, and suction motor 6's upper portion has a plurality ofly as three radial air outlet 37, and suction motor 6 center is the central wind channel 23 of intercommunication air intake 38 and a plurality of radial air outlet 37. The suction motor 6 is commercially available, and for example, is a suction motor purchased from suzhou industrial park sudegshen motor ltd, which is also called a vacuum cleaner (motor), and is used for sucking dust-air mixed air at the bottom through a connecting rod which also serves as a ventilation rod, through a cyclone separation cylinder, and then discharging the dust-air mixed air through a first air outlet and a second air outlet which are described below.
The utility model discloses hand-held type dust catcher's suction motor device's bottom center has and is used for the filterable filter 11 of air inlet, of course, has a plurality of filtration pore on the filter 11. The suction motor 6 is provided with a circular fixing frame 25, the fixing frame 25 is detachably connected with the circular housing 9, for example, a third screw, a third through hole column 41 with a third through hole and a third threaded hole column 42 with a third threaded hole are screwed (the third screw, the third through hole and the third threaded hole are not shown in the figure), that is, the third screw passes through the third through hole of the third through hole column 41 and is screwed in the third threaded hole of the third threaded hole column 42. It will be understood that the fastening frame 25 serves to fix the suction motor 6.
A filter ring 3 is arranged in a cavity between the suction motor 6 and the shell 9 at the radial air outlet 37, and the filter ring 3 comprises a radial filter ring 21, an upper axial filter ring 20 and a lower axial filter ring 22. The upper axial filter collar 20 extends upwardly to the bottom of the housing top cap 1. The filtering ring 3 is also called as a filtering ring and can be made of a HEPA filter screen.
The housing wall outside the radial filter ring 21 is provided with a plurality of first air outlet holes, and the housing top cover 1 above the upper axial filter ring 20 is provided with a plurality of second air outlet holes. The first air outlet is a first vertical long hole 28. The second air outlet comprises a plurality of second vertical long holes 27 arranged on the side wall of the shell top cover 1 and a plurality of radial long holes 18 arranged on the top wall of the shell top cover 1. The first vertically long hole 28 has a width dimension and a length dimension both larger than those of the second vertically long hole 27. A plurality may be a dozen or dozen, and a plurality is also understood herein to be a number.
There is the shock pad 5 between the top of suction motor 6 and mount top cap 39, and shock pad 5 radially is spacing at suction motor 6 top center, and there is central blind hole 35 at the shock pad 5 top, and the gomphosis has the center reference column 40 of establishing in the mount top cap 39 bottom surface in the central blind hole 35. The above-mentioned radial spacing can be embedded shock pad 5 in the rectangular frame at the top center of suction motor 6, and shock pad 5 is the rectangle that matches with the rectangular frame. The shock absorption pad 5 can be made of rubber, and can be provided with a central elastic convex column protruding upwards and four corner elastic convex columns 36, and the central elastic convex column and the four corner elastic convex columns 36 are made of rubber materials and are elastic, so that the shock absorption and noise prevention effects are better. The central blind hole 35 is arranged in the center of the central elastic convex column.
A damping cylinder 7 with a central hole is arranged between the lower bottom of the suction motor 6 and the lower shell 8 of the fixing frame with the central hole. It will be understood that the lower base is abbreviated and refers to the lower portion and the base. Damping may also be referred to as vibration damping.
The top of the shell top cover 1 is provided with a central circular plate, an inclined plate circular ring is connected with the central circular plate and the side wall of the shell top cover 1, and a plurality of radial long holes 18 are uniformly distributed along the inclined plate circular ring. The outer top surface of the housing top cover 1 can be provided with a circular decorative sheet 2, and the decorative sheet 2 can be provided with a plurality of pins inserted into the insertion holes of the housing top cover 1 so as to fix the two.
The lower shell 8 of the fixing frame is in threaded connection with the upper frame 4 of the fixing frame through a first screw 14, a first through hole column 16 with a first through hole and a first threaded hole column 17 with a first threaded hole, namely the first screw 14 penetrates through the first through hole of the first through hole column 16 and is screwed in the first threaded hole of the first threaded hole column 17.
The step-shaped inner side wall at the bottom end of the shell top cover 1 is provided with an internal thread 26, and the step-shaped outer side wall at the top end of the shell 9 is provided with an external thread 19 screwed with the internal thread 26.
As shown in fig. 1, 4, 5, 6, 7, 8 and 10.
A first screw connection structure 34 for screw connection with the main rod 29 of the connecting rod 30 of the vacuum cleaner, such as two threaded columns with threaded holes for screw connection after two screws pass through two through-hole columns of the main rod 29, is arranged on one outer side wall of the housing 9. The other outer side wall of the housing 9 has a second screw-on structure 33 for screw-on connection with a secondary rod 32 of the connecting rod 30 of the vacuum cleaner, such as a threaded post with a threaded hole for screw-on connection after a screw is passed through a post with a through hole of the primary rod 29.
The utility model discloses hand-held type dust catcher's suction motor device still includes the shell bottom 10 of taking the centre bore, and shell bottom 10 is through second screw 12, take the second through-hole post 13 of second through-hole and take the second screw hole 15 spiro union of second screw hole the bottom of inferior valve 8 of the mount of taking the centre bore. That is, the second screw 12 is screwed into the second threaded hole of the second threaded hole column 15 through the second through hole of the second through hole column 13. The filter plate 11 for filtering the inlet air at the center of the bottom end is detachably connected on the shell bottom cover 10 at the center hole. The filter plate 11 may be a circular steel plate, and several elastic pins inserted into the insertion holes of the bottom cover 10 of the housing may be provided on the filter plate 11 for axial and radial limitation. The bottom end of the shell bottom cover 10 is provided with a spacing ring 24 which is used for axially and radially spacing with the top end of a cyclone separating cylinder 31 of the dust collector axially limited by a connecting rod 30 of the dust collector. The cyclone cylinder 31 is also called a dustcup.
The suction motor device can also be called a suction motor assembly or a machine head or a host.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. The utility model provides a suction motor device of hand-held type dust catcher, includes the circular shape suction motor, and the bottom center of suction motor is the air intake, and there are a plurality of radial air outlets on the upper portion of suction motor, and the suction motor center is the central wind channel of intercommunication air intake and a plurality of radial air outlets, its characterized in that: the center of the bottom end is provided with a filter plate for filtering the inlet air; the suction motor is provided with a round fixing frame which is detachably connected with the round shell; a filtering ring is arranged in a cavity between the suction motor and the shell at the radial air outlet, the filtering ring comprises a radial filtering ring, an upper axial filtering ring and a lower axial filtering ring, a plurality of first air outlet holes are formed in the wall of the shell outside the radial filtering ring, and a plurality of second air outlet holes are formed in the top cover of the shell above the upper axial filtering ring.
2. The suction motor apparatus of the hand-held cleaner as claimed in claim 1, wherein: the upper axial filter ring extends upwards to the bottom of the top cover of the shell; the first air outlet hole is a first vertical long hole; the second exhaust vent is including establishing a plurality of vertical slot holes of second on the shell top cap lateral wall and establishing a plurality of radial slot holes on shell top cap roof.
3. The suction motor apparatus of the hand-held cleaner as claimed in claim 2, wherein: the width dimension and the length dimension of the first vertical long hole are both larger than those of the second vertical long hole.
4. The suction motor apparatus of the hand-held cleaner as claimed in claim 1, wherein: a shock pad is arranged between the top of the suction motor and the top cover of the fixing frame, the shock pad is limited at the center of the top of the suction motor in the radial direction, a center blind hole is formed in the top of the shock pad, and a center positioning column arranged on the bottom surface of the top cover of the fixing frame is embedded in the center blind hole; a damping cylinder with a central hole is arranged between the lower bottom of the suction motor and the lower shell of the fixing frame with the central hole.
5. The suction motor apparatus of the hand-held cleaner as claimed in claim 2, wherein: the top of the shell top cover is provided with a central circular plate, an inclined plate circular ring is connected with the central circular plate and the side wall of the shell top cover, and a plurality of radial long holes are uniformly distributed along the inclined plate circular ring.
6. The suction motor apparatus of the hand-held cleaner as claimed in claim 1, wherein: the lower shell of the fixing frame is in threaded connection with the upper frame of the fixing frame through a first screw, a first through hole column with a first through hole and a first threaded hole column with a first threaded hole.
7. The suction motor apparatus of the hand-held cleaner as claimed in claim 1, wherein: the step-shaped inner side wall at the bottom end of the shell top cover is provided with an internal thread, and the step-shaped outer side wall at the top end of the shell is provided with an external thread screwed with the internal thread.
8. The suction motor apparatus of the hand-held cleaner as claimed in claim 1, wherein: a first screw connection structure for screw connection with a main rod of a connecting rod of the dust collector is arranged on one outer side wall of the shell; the other outer side wall of the shell is provided with a second screw connection structure for screw connection with an auxiliary rod of a connecting rod of the dust collector.
9. The suction motor apparatus of the hand-held cleaner as claimed in claim 8, wherein: the shell bottom cover is in threaded connection with the bottom of the lower shell of the fixing frame with the central hole through a second screw, a second through hole column with a second through hole and a second threaded hole column with a second threaded hole; the filter plate used for filtering the inlet air at the center of the bottom end is detachably connected to the bottom cover of the shell at the center hole; the bottom end of the shell bottom cover is provided with a limiting ring which is used for axially and radially limiting the top end of a cyclone separating cylinder of the dust collector limited by a connecting rod of the dust collector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120323534.3U CN214712325U (en) | 2021-02-04 | 2021-02-04 | Suction motor device of hand-held dust collector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120323534.3U CN214712325U (en) | 2021-02-04 | 2021-02-04 | Suction motor device of hand-held dust collector |
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| Publication Number | Publication Date |
|---|---|
| CN214712325U true CN214712325U (en) | 2021-11-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120323534.3U Active CN214712325U (en) | 2021-02-04 | 2021-02-04 | Suction motor device of hand-held dust collector |
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| CN (1) | CN214712325U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114403739A (en) * | 2021-12-07 | 2022-04-29 | 苏州斯卫浦电器有限公司 | Dust collector with sound absorption and noise reduction functions of top air outlet structure |
-
2021
- 2021-02-04 CN CN202120323534.3U patent/CN214712325U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114403739A (en) * | 2021-12-07 | 2022-04-29 | 苏州斯卫浦电器有限公司 | Dust collector with sound absorption and noise reduction functions of top air outlet structure |
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