CN214284755U - Bearing limit structure of dust collection head - Google Patents
Bearing limit structure of dust collection head Download PDFInfo
- Publication number
- CN214284755U CN214284755U CN202022392580.7U CN202022392580U CN214284755U CN 214284755 U CN214284755 U CN 214284755U CN 202022392580 U CN202022392580 U CN 202022392580U CN 214284755 U CN214284755 U CN 214284755U
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- bearing
- transmission
- rolling brush
- dust collection
- collection head
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Abstract
The utility model relates to a bearing limit structure of dust absorption head, including round brush, first transmission piece, transmission shaft, mount pad, bearing and from the driving wheel, the mount pad includes the round brush side that sets up the round brush and sets up the power side from the driving wheel, be provided with the through-hole that is used for installing the bearing on the mount pad, the through-hole is provided with the baffle in the power side, and this baffle restricts the bearing and breaks away from the through-hole from the power side; the transmission shaft is in interference fit with the bearing, is in transmission connection with the driven wheel in the power side, is in transmission connection with the first transmission piece in the rolling brush side, and is connected with the rolling brush for transmission, so that the first transmission piece is pressed on the bearing in a propping mode, and the bearing is limited from being separated from the through hole in the rolling brush side. The application provides a novel structure for mounting and limiting a bearing.
Description
Technical Field
The utility model relates to an electronic burnisher field, especially a bearing limit structure of dust absorption head.
Background
The rolling brush of a vacuum cleaner or other electric cleaning tools is usually driven by a motor to roll rapidly, so as to clean dirt on the ground to a dust suction opening or a garbage storage chamber, and in order to stabilize the transmission structure between the motor and the rolling brush, a bearing is arranged on a transmission shaft, and the transmission shaft is supported by the bearing to rotate stably.
Disclosure of Invention
An object of the utility model is to solve the above-mentioned technical problem, provide a bearing limit structure of dust absorption head, this application lies in providing a new confession bearing installation and spacing structure.
In order to achieve the above purpose, the technical scheme of the utility model has:
a bearing limiting structure of a dust collection head comprises a rolling brush, a first transmission piece, a transmission shaft, a mounting seat, a bearing and a driven wheel, wherein the mounting seat comprises a rolling brush side provided with the rolling brush and a power side provided with the driven wheel; the transmission shaft is in interference fit with the bearing, is in transmission connection with the driven wheel in the power side, is in transmission connection with the first transmission piece in the rolling brush side, and is connected with the rolling brush for transmission, so that the first transmission piece is pressed on the bearing in a propping mode, and the bearing is limited from being separated from the through hole in the rolling brush side.
According to the bearing limiting structure of the dust collection head, the bearing is limited by the transmission shaft and the device in transmission connection with the transmission shaft, and the limiting structure of the bearing is realized by the transmission structure in the dust collection head, which is necessary for the transmission of the rolling brush, so that the structure of the dust collection head can be simplified, a product is more compact, and the limiting structure can prevent the bearing from falling off in the operation process of the product; specifically, at the round brush side of mount pad, be connected through first driving medium and transmission shaft transmission, make it support to press on the bearing, perhaps be connected through round brush and first driving medium transmission, support first driving medium and press on the bearing, realize the spacing of bearing in the round brush side, to the power side of mount pad, restrict the bearing and break away from the power side through setting up the baffle in the through-hole.
Preferably, the baffle is annular, and the extending position of the baffle corresponds to the position of the outer ring of the bearing; and a first pressing part is arranged on the driven wheel and presses against the inner ring of the bearing through the first pressing part. This scheme provides a preferred scheme more, provides limit structure again for the bearing from the power side through following the driving wheel, further prevents that the bearing from breaking away from the power side.
Furthermore, a second abutting portion is arranged on the first transmission piece and abuts against the inner ring of the bearing through the second abutting portion. The inner ring of the bearing is used for being in interference fit with the transmission shaft and rotating along with the transmission shaft, so that the second pressing part is pressed against the inner ring of the bearing, a limiting structure can be realized, and normal transmission of the transmission structure cannot be hindered.
And a second transmission piece is arranged on one side of the rolling brush corresponding to the first transmission piece, the rolling brush is in matched transmission connection with the first transmission piece through the second transmission piece, and a detachable structure of the rolling brush is arranged on the other side of the rolling brush.
Still further, detachable construction includes clamp plate and buckle switch, the clamp plate with buckle switch lock joint and with the round brush support the pressure installation.
Still further, the transmission shaft and the first transmission piece are integrally formed through a secondary injection molding process. The coaxiality of the product is provided, so that the second pressing part can be accurately pressed against the inner ring of the bearing.
Still further, still include motor, action wheel and hold-in range, still set up the confession on the mount pad the installation position of motor installation, the action wheel sets up in the homonymy with following the driving wheel to connect through the hold-in range, the output shaft of motor passes installation position drive the action wheel rotates.
Drawings
FIG. 1 is a cross-sectional view of a cleaning head of the present invention;
FIG. 2 is an enlarged view of a portion of FIG. 1;
FIG. 3 is an exploded view of the suction head of the present invention;
fig. 4 is a perspective view of the dust suction head of the present invention.
Detailed Description
The bearing limit structure of the dust collection head of the present invention is described with reference to fig. 1 to 4.
As shown in fig. 1 to 4, in the cleaning head 1, a space for installing the rolling brush 2 is formed in the cleaning head 1, the rolling brush 2 is detachably installed, and a user can detach the rolling brush 2 for cleaning.
The application provides a bearing 6 limiting structure of a dust collection head 1, which comprises a rolling brush 2, a first transmission piece 5, a transmission shaft 4, a mounting seat 3, a bearing 6 and a driven wheel 7, wherein the mounting seat 3 comprises a rolling brush 2 side provided with the rolling brush 2 and a power side provided with the driven wheel 7, a through hole used for mounting the bearing 6 is formed in the mounting seat 3, a baffle 31 is arranged on the power side of the through hole, and the baffle 31 limits the bearing 6 to be separated from the through hole from the power side; the transmission shaft 4 is in interference fit with the bearing 6, is in transmission connection with the driven wheel 7 in the power side, is in transmission connection with the first transmission piece 5 in the rolling brush 2 side, and is connected with the rolling brush 2 for transmission, so that the first transmission piece 5 is pressed against the bearing 6, and the bearing 6 is limited from being separated from the through hole from the rolling brush 2 side.
The bearing 6 comprises an inner ring 61 and an outer ring 62, the inner ring 61 is in interference fit with the transmission shaft 4, the outer ring 62 is matched with the outer wall of the through hole and fixed in the through hole along with the rotation of the transmission shaft 4.
According to the bearing 6 limiting structure of the dust collection head 1, the bearing 6 is limited by the transmission shaft 4 and the device in transmission connection with the transmission shaft 4, the bearing 6 is limited by the transmission structure necessary for the transmission of the rolling brush 2 in the dust collection head 1, the structure of the dust collection head 1 can be simplified, a product is more compact, and the limiting structure can prevent the bearing 6 from falling off in the product operation process; specifically, on the rolling brush 2 side of the mounting seat 3, the first transmission piece 5 is in transmission connection with the transmission shaft 4, so that the first transmission piece 5 abuts against the bearing 6, or the rolling brush 2 is in transmission connection with the first transmission piece 5, so that the first transmission piece 5 abuts against the bearing 6, the limit of the bearing 6 on the rolling brush 2 side is realized, and the baffle 31 is arranged in the through hole to limit the separation of the bearing 6 from the power side on the power side of the mounting seat 3.
As shown in fig. 2 and 3, the baffle 31 has an annular shape, and the extended position of the baffle 31 corresponds to the position of the outer ring 62 of the bearing 6; the driven wheel 7 is provided with a first pressing part 71, and the first pressing part 71 presses against the inner ring 61 of the bearing 6. This scheme provides a more preferred scheme, provides limit structure for bearing 6 again from the power side through following driving wheel 7, further prevents that bearing 6 from breaking away from the power side.
As shown in fig. 2 and 3, the first transmission member 5 is provided with a second pressing portion 51, and the second pressing portion 51 presses against the inner ring 61 of the bearing 6. The inner ring 61 of the bearing 6 is used for being in interference fit with the transmission shaft 4 and rotating along with the transmission shaft 4, so that the second pressing part 51 is pressed on the inner ring 61 of the bearing 6, a limiting structure can be realized, and normal transmission of the transmission structure cannot be hindered.
The rolling brush 2 is provided with a second transmission piece 21 at one side corresponding to the first transmission piece 5, the second transmission piece 21 is matched and in transmission connection with the first transmission piece 5, and the other side of the rolling brush 2 is provided with a detachable structure of the rolling brush 2. The detachable structure comprises a pressing plate 11 and a buckling switch 12, wherein the pressing plate 11 is buckled with the buckling switch 12 and abuts against the rolling brush 2 for installation. And the limit of the bearing 6 can still be kept after the user removes the roller brush 2 through the second abutting part 51 of the first transmission piece 5.
This scheme still provides a preferred scheme more, transmission shaft 4 and first transmission piece 5 are through secondary injection molding technology integrated into one piece. The coaxiality of the product is provided, so that the second pressing part 51 can be accurately pressed against the inner ring 61 of the bearing 6.
Still include motor 8, action wheel 9 and hold-in range 10, still set up the confession on the mount pad 3 the installation position 32 of motor 8 installation, action wheel 9 sets up in the homonymy with following driving wheel 7 to connect through hold-in range 10, the output shaft of motor 8 passes installation position 32 drive action wheel 9 rotates.
Variations and modifications to the above-described embodiments may occur to those skilled in the art, in light of the above teachings and teachings. Therefore, the present invention is not limited to the specific embodiments disclosed and described above, and some modifications and changes to the present invention should fall within the protection scope of the claims of the present invention. Furthermore, although specific terms are employed herein, they are used in a generic and descriptive sense only and not for purposes of limitation.
Claims (7)
1. A bearing limiting structure of a dust collection head is characterized by comprising a rolling brush, a first transmission piece, a transmission shaft, a mounting seat, a bearing and a driven wheel, wherein the mounting seat comprises a rolling brush side provided with the rolling brush and a power side provided with the driven wheel; the transmission shaft is in interference fit with the bearing, is in transmission connection with the driven wheel in the power side, is in transmission connection with the first transmission piece in the rolling brush side, and is connected with the rolling brush for transmission, so that the first transmission piece is pressed on the bearing in a propping mode, and the bearing is limited from being separated from the through hole in the rolling brush side.
2. The bearing limit structure of the dust collection head according to claim 1, wherein the baffle is annular, and the extending position of the baffle corresponds to the position of the outer ring of the bearing; and a first pressing part is arranged on the driven wheel and presses against the inner ring of the bearing through the first pressing part.
3. The bearing limit structure of the dust collection head as claimed in claim 1, wherein the first transmission member is provided with a second pressing portion, and the second pressing portion presses against the inner ring of the bearing.
4. A bearing position limiting structure of a dust collecting head as claimed in claim 3, wherein the rolling brush is provided with a second transmission member at one side corresponding to the first transmission member, the second transmission member is in fit transmission connection with the first transmission member, and a detachable structure of the rolling brush is provided at the other side of the rolling brush.
5. The bearing limit structure of the dust collection head as claimed in claim 4, wherein the detachable structure comprises a press plate and a buckle switch, and the press plate is buckled with the buckle switch and presses and installs the roller brush.
6. The bearing limit structure of the dust suction head according to claim 3, wherein the transmission shaft and the first transmission member are integrally formed by a two-shot molding process.
7. The bearing limit structure of the dust collection head as claimed in claim 1, further comprising a motor, a driving wheel and a synchronous belt, wherein the mounting seat is further provided with a mounting position for mounting the motor, the driving wheel and the driven wheel are arranged on the same side and connected through the synchronous belt, and an output shaft of the motor passes through the mounting position to drive the driving wheel to rotate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022392580.7U CN214284755U (en) | 2020-10-23 | 2020-10-23 | Bearing limit structure of dust collection head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022392580.7U CN214284755U (en) | 2020-10-23 | 2020-10-23 | Bearing limit structure of dust collection head |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214284755U true CN214284755U (en) | 2021-09-28 |
Family
ID=77840734
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022392580.7U Active CN214284755U (en) | 2020-10-23 | 2020-10-23 | Bearing limit structure of dust collection head |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214284755U (en) |
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2020
- 2020-10-23 CN CN202022392580.7U patent/CN214284755U/en active Active
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