CN108443465B - Anti-winding structure of side brush - Google Patents
Anti-winding structure of side brush Download PDFInfo
- Publication number
- CN108443465B CN108443465B CN201810439113.XA CN201810439113A CN108443465B CN 108443465 B CN108443465 B CN 108443465B CN 201810439113 A CN201810439113 A CN 201810439113A CN 108443465 B CN108443465 B CN 108443465B
- Authority
- CN
- China
- Prior art keywords
- gear
- gear box
- blocking member
- positioning ring
- winding structure
- 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.)
- Active
Links
- 238000004804 winding Methods 0.000 title claims abstract description 35
- 230000000903 blocking effect Effects 0.000 claims abstract description 32
- 238000007789 sealing Methods 0.000 claims description 12
- 210000004209 hair Anatomy 0.000 abstract description 23
- 241001417527 Pempheridae Species 0.000 abstract description 4
- 238000012423 maintenance Methods 0.000 abstract description 2
- 238000002955 isolation Methods 0.000 abstract 2
- 230000000694 effects Effects 0.000 description 4
- 238000010408 sweeping Methods 0.000 description 3
- 230000003695 hair diameter Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- A47L11/00—Machines for cleaning floors, carpets, furniture, walls, or wall coverings
- A47L11/40—Parts or details of machines not provided for in groups A47L11/02 - A47L11/38, or not restricted to one of these groups, e.g. handles, arrangements of switches, skirts, buffers, levers
- A47L11/4063—Driving means; Transmission means therefor
- A47L11/4069—Driving or transmission means for the cleaning tools
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H1/00—Toothed gearings for conveying rotary motion
- F16H1/02—Toothed gearings for conveying rotary motion without gears having orbital motion
- F16H1/04—Toothed gearings for conveying rotary motion without gears having orbital motion involving only two intermeshing members
- F16H1/06—Toothed gearings for conveying rotary motion without gears having orbital motion involving only two intermeshing members with parallel axes
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H2057/02013—Extension units for gearboxes, e.g. additional units attached to a main gear
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H2057/02039—Gearboxes for particular applications
- F16H2057/02069—Gearboxes for particular applications for industrial applications
Abstract
The winding-preventing structure of the side brush comprises a gear box, wherein a cover plate is arranged at the top of the gear box, a blocking member is outwards protruded from the top of the gear box, the blocking member and the cover plate are mutually assembled, an assembly hole is formed in the cover plate corresponding to the blocking member, the blocking member and the assembly hole are mutually matched, and the blocking member is outwards protruded from the assembly hole; the blocking member includes a retaining ring disposed on the second gear. According to the invention, the grooves are formed in the outer parts of the pin posts and the positioning rings, and are the isolation belts, if the hair is wound by the pin posts in an outward extending way, the diameters of the more wound hair become larger and larger, the grooves play a role of the isolation belts, so that the phenomenon that the gear box is blocked due to the entering of the hair, thereby the overload of the motor is burnt out is effectively prevented, the anti-winding structure of the side brush is realized, the working stability of the product is ensured, the phenomenon that the sweeper product is wound into the gear box by various hairs, the gear is blocked, the overload of the motor is burnt out, and the maintenance rate of the product is effectively reduced.
Description
Technical Field
The invention relates to an edge brush, which is mainly applicable to an anti-winding structure of the edge brush of a sweeper.
Background
Referring to fig. 12 and 13, the gear positioning ring on the gear box does not protrude outwards to the assembly hole, and the hair wound on the gear post enters the gear box from the gap between the assembly hole and the positioning ring, so that the more the hair is accumulated along with the increase of working time, the gear box cannot work normally; or the gears in the gearbox are stuck, resulting in the motor burning. The gearbox is blocked due to hair entering, so that the overload of the motor is burnt, the product repairing and returning rate reaches 70% due to the reasons in the current market, and the phenomenon is repeated, so that the user is not disturbed. The invention discloses an bolt-proof winding structure of a sweeper, which comprises at least two side sweeps arranged at the bottom of a chassis of the sweeper, wherein each side sweep comprises a side sweep motor and a sweeping impeller connected with the side sweep motor, and an bolt-proof ring is arranged outside a wheel shaft of the sweeping impeller. Therefore, further improvements are needed.
Disclosure of Invention
The invention aims to provide the anti-winding structure of the side brush, which has the advantages of reasonable structure, low cost, easy realization and simple installation, effectively solves the problem that hair enters the gear box of the side brush, ensures the working stability of the side brush, and overcomes the defects in the prior art.
According to the anti-winding structure of the side brush, which is designed according to the purpose, the anti-winding structure comprises a gear box, a cover plate is assembled at the top of the gear box, a blocking member is outwards protruded from the top of the gear box, the blocking member and the cover plate are mutually assembled, the cover plate is correspondingly provided with a mounting hole for the blocking member, the blocking member and the mounting hole are mutually matched, the blocking member is outwards protruded from the mounting hole, winding hair is prevented from entering the gear box from a gap between the blocking member and the mounting hole, the working stability of the side brush is ensured, a pin is arranged on the blocking member, and an annular groove is formed between the bottom of the pin and the epitaxial blocking member.
The anti-winding structure of the side brush further comprises a second gear, the second gear is arranged in the gear box, the blocking member comprises a positioning ring, the positioning ring is arranged on the second gear, the second gear is arranged on the assembly hole of the cover plate through the positioning ring, and the positioning ring protrudes outwards to extend out of the assembly hole. By adding the exposed part of the second gear positioning ring, the hair wound on the second gear post is prevented from entering the gear box from the gap between the positioning ring and the assembly hole.
The pin is arranged as a hexagonal column or a cylinder, and is arranged on the positioning ring, and is positioned at the center of the positioning ring and protrudes outwards from the assembly hole.
The outer diameter of the positioning ring is larger than the outer diameter of the pin; a groove is formed between the pin bottom and the retaining ring to allow hair to be wound around the groove. The groove is the median, if the hair is in the winding of the time being by the outward extension winding of round pin post, the winding more hair diameter will be bigger and bigger, and the recess just plays the median effect, prevents effectively that the gear box from being blocked because of the hair gets into to cause the overload phenomenon of motor by burning out.
The outer ring of the positioning ring is provided with a groove, the groove protrudes outwards to form an assembly hole, and the groove is also sleeved with a sealing ring.
The outer diameter of the sealing ring is larger than that of the assembly hole, and the edge of the sealing ring and the periphery of the assembly hole are in mutual abutting contact to form a sealing structure.
The anti-winding structure of the side brush further comprises a second gear shaft, the second gear shaft is arranged in the gear box, and the second gear shaft and the second gear are mutually assembled.
The anti-winding structure of the side brush further comprises a first gear shaft and a first gear, wherein the first gear shaft is arranged in the gear box, the first gear shaft is arranged on one side of the second gear shaft, and the first gear shaft are mutually assembled. The first gear drives the second gear to rotate so as to achieve a speed reduction effect.
The anti-winding structure of the side brush further comprises a motor, the motor is arranged at the bottom of the gear box, a mounting hole is formed in the bottom of the gear box, a motor shaft is arranged at one end of the motor, and the motor shaft penetrates through the mounting hole.
The anti-winding structure of the side brush further comprises a driving gear, the driving gear is arranged on a motor shaft, the driving gear and the mounting hole are matched with each other, and the motor drives the first gear through the driving gear.
According to the invention, the positioning ring part of the second gear protrudes outwards and protrudes out of the assembly hole of the cover plate, the outer diameter of the positioning ring is larger than the outer diameter of the column, hair is wound between the column and the positioning ring, the positioning ring protrudes outwards and protrudes out of the assembly hole of the cover plate, a blocking part is formed at the top of the gear box by the positioning ring, the hair wound on the second gear column is prevented from entering the gear box from a gap between the assembly hole and the positioning ring, an anti-winding structure of the side brush is realized, the working stability of a product is ensured, the phenomenon that the sweeping machine product is wound into the gear box by various hairs to cause gear jamming is prevented, the overload of a motor is burnt, and the maintenance rate of the product is effectively reduced.
Drawings
Fig. 1 is a schematic perspective view of a gear box according to a first embodiment of the present invention.
Fig. 2 is a front view of a gear box according to a first embodiment of the invention.
Fig. 3 is a left side view of the gearbox of the first embodiment of the present invention.
Fig. 4 is a right side view of the gear box according to the first embodiment of the present invention.
Fig. 5 is a top view of the gearbox of the first embodiment of the present invention.
Fig. 6 is a bottom view of the gearbox of the first embodiment of the present invention.
Fig. 7 is a cross-sectional view of A-A of fig. 6.
Fig. 8 is an enlarged view at B in fig. 7.
Fig. 9 is an exploded view of the gear case according to the first embodiment of the present invention.
Fig. 10 is a cross-sectional view of a gearbox according to a second embodiment of the invention.
Fig. 11 is an enlarged view at C in fig. 10.
Fig. 12 is a schematic perspective view of a conventional side brush gear case.
Fig. 13 is an enlarged view of D in fig. 12.
In the figure, 1 is a gear box, 1.1 is a second gear shaft, 1.2 is a first gear shaft, 1.3 is a mounting hole, 2 is a cover plate, 2.1 is an assembly hole, 3 is a second gear, 3.1 is a positioning ring, 3.2 is a slot, 3.3 is a pin, 3.4 is a groove, 4 is a sealing ring, 5 is a first gear, 6 is a motor, 6.1 is a motor shaft, and 7 is a driving gear.
Detailed Description
First embodiment
The invention is further described below with reference to the drawings and examples.
Referring to fig. 1-9, an anti-winding structure of an edge brush comprises a gear case 1, wherein a cover plate 2 is assembled at the top of the gear case 1, a blocking member is outwards protruded from the top of the gear case 1, the blocking member and the cover plate 2 are mutually assembled, an assembly hole 2.1 is formed in the cover plate 2 corresponding to the blocking member, the blocking member and the assembly hole 2.1 are mutually matched, the blocking member is outwards protruded from the assembly hole 2.1, a pin is arranged on the blocking member, and an annular groove is formed between the bottom of the pin and the outwards-protruded blocking member. The anti-winding structure of the side brush further comprises a second gear 3, the second gear 3 is arranged in the gear box 1, the blocking member comprises a positioning ring 3.1, the positioning ring 3.1 is arranged on the second gear 3, the second gear 3 is arranged on the assembly hole 2.1 of the cover plate 2 through the positioning ring 3.1, and part of the positioning ring 3.1 protrudes outwards and protrudes out of the assembly hole 2.1. The positioning ring 3.1 is exposed out of the assembly hole 2.1 to form a blocking part, and the hair wound on the pin 3.3 cannot enter the gear box 1 from a gap between the positioning ring 3.1 and the assembly hole 2.1, so that the working stability of the side brush is ensured.
Further, the pin 3.3 is a hexagonal column or a cylindrical column, and in this embodiment, the pin 3.3 is disposed on the positioning ring 3.1 provided on the second gear 3, and the pin 3.3 is located at the center of the positioning ring 3.1 and protrudes outwards from the assembly hole 2.1. The outer diameter of the positioning ring 3.1 is larger than the outer diameter of the pin 3.3; a groove 3.4 is formed between the bottom of the pin 3.3 and the positioning ring 3.1. The exposed part of the positioning ring 3.1 of the second gear 3 is increased, and the outer diameter of the positioning ring 3.1 is increased, so that hair is wound on the post 3.3, and the positioning ring 3.1 is exposed out of the assembly hole 2.1, so that the hair cannot directly cross the positioning ring 3.1 to enter the assembly hole, and the hair wound on the post 3.3 is prevented from entering the gear box 1 from a gap between the positioning ring 3.1 and the assembly hole 2.1. The groove 3.4 is just the median, if the hair is in the winding time by round pin post 3.3 outwards extension winding, the winding more hair diameter will be bigger and bigger, and the groove 3.4 just plays the median effect, prevents effectively that gear box 1 from being blocked because of the hair gets into to cause motor 6 overload to burn out the phenomenon.
Further, the anti-winding structure of the side brush further comprises a second gear shaft 1.1, the second gear shaft 1.1 is arranged in the gear box 1, and the second gear shaft 1.1 and the second gear 3 are mutually assembled. The first gear 5 and the second gear 3 are respectively installed in the gear box 1 through gear shafts, the motor 6 drives the driving gear 7 to rotate, the driving gear 7 drives the first gear 5 to rotate, and the first gear 5 drives the second gear 3 to rotate, so that a speed reduction effect is achieved.
Further, the anti-winding structure of the side brush further comprises a first gear shaft 1.2 and a first gear 5, wherein the first gear shaft 1.2 is arranged in the gear box 1, the first gear shaft 1.2 is arranged on one side of the second gear shaft 1.1, and the first gear 5 and the first gear shaft 1.2 are mutually assembled.
Further, the anti-winding structure of the side brush further comprises a motor 6, the motor 6 is arranged at the bottom of the gear box 1, a mounting hole 1.3 is formed in the bottom of the gear box 1, a motor shaft 6.1 is arranged at one end of the motor 6, and the motor shaft 6.1 penetrates through the mounting hole 1.3.
Further, the anti-winding structure of the side brush further comprises a driving gear 7, the driving gear 7 is arranged on the motor shaft 6.1, and the driving gear 7 and the mounting hole 1.3 are matched with each other.
Second embodiment
Referring to fig. 10-11, the positioning ring 3.1 protrudes outwards to extend out of the outer ring of the assembly hole 2.1, and is provided with a groove position 3.2, wherein the groove position 3.2 is used for sleeving the sealing ring 4. The sealing ring 4 shields the gap of the assembly hole 2.1 to form a sealing structure, and further prevents hairs from entering the gear box 1 from the gap between the assembly hole 2.1 and the positioning ring 3.1.
Further, the outer diameter of the sealing ring 4 is larger than that of the assembly hole 2.1, and the assembly hole 2.1 is blocked by the sealing ring 4.
The foregoing is a preferred embodiment of the invention showing and describing the general principles, features and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the foregoing embodiments, which have been described in the foregoing description merely illustrates the principles of the invention, and that various changes and modifications may be made therein without departing from the spirit and scope of the invention, which is defined in the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (8)
1. The utility model provides an anti-winding structure of limit brush, includes gear box (1), gear box (1) top is equipped with apron (2), and characterized by gear box (1) top outwards stretches out and has blocking member, blocking member and apron (2) are assembled each other, and apron (2) correspond blocking member and are provided with mounting hole (2.1), block member and mounting hole (2.1) mutually support, and block member outwards stretches out mounting hole (2.1), and blocking member is provided with the round pin post, is formed with annular groove between round pin post bottom and the epitaxial blocking member;
the gear box comprises a gear box body, a gear box (1) and a blocking component, and is characterized by further comprising a second gear (3), wherein the second gear (3) is arranged in the gear box (1), the blocking component comprises a positioning ring (3.1), the positioning ring (3.1) is arranged on the second gear (3), the second gear (3) is arranged on an assembly hole (2.1) of the cover plate (2) through the positioning ring (3.1), and part of the positioning ring (3.1) protrudes outwards and protrudes out of the assembly hole (2.1);
the positioning ring (3.1) is provided with a pin (3.3), and the pin (3.3) is positioned at the center of the positioning ring (3.1) and protrudes outwards to extend out of the assembly hole (2.1).
2. The anti-winding structure of the side brush according to claim 1, characterized in that the outer diameter of the positioning ring (3.1) is larger than the outer diameter of the pin (3.3); a groove (3.4) is formed between the bottom of the pin (3.3) and the positioning ring (3.1).
3. The anti-winding structure of the side brush according to claim 1, characterized in that a groove (3.2) is arranged on the outer ring of the positioning ring (3.1), the groove (3.2) protrudes outwards to extend out of the assembly hole (2.1), and a sealing ring (4) is sleeved on the groove (3.2).
4. An anti-winding structure of an edge brush according to claim 3, characterized in that the outer diameter of the sealing ring (4) is larger than the outer diameter of the assembly hole (2.1).
5. The anti-winding structure of the side brush according to claim 1, further comprising a second gear shaft (1.1), the second gear shaft (1.1) being disposed in the gear case (1), the second gear shaft (1.1) and the second gear (3) being assembled with each other.
6. The anti-winding structure of the side brush according to claim 1, further comprising a first gear shaft (1.2) and a first gear (5), wherein the first gear shaft (1.2) is disposed in the gear case (1), and the first gear shaft (1.2) is disposed at one side of the second gear shaft (1.1), and the first gear (5) and the first gear shaft (1.2) are assembled with each other.
7. The anti-winding structure of the side brush according to claim 1, further comprising a motor (6), wherein the motor (6) is installed at the bottom of the gear box (1), a mounting hole (1.3) is formed in the bottom of the gear box (1), a motor shaft (6.1) is arranged at one end of the motor (6), and the motor shaft (6.1) penetrates through the mounting hole (1.3).
8. The anti-winding structure of the side brush according to claim 7, further comprising a driving gear (7), wherein the driving gear (7) is mounted on the motor shaft (6.1), and the driving gear (7) and the mounting hole (1.3) are mutually matched.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810439113.XA CN108443465B (en) | 2018-05-09 | 2018-05-09 | Anti-winding structure of side brush |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810439113.XA CN108443465B (en) | 2018-05-09 | 2018-05-09 | Anti-winding structure of side brush |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108443465A CN108443465A (en) | 2018-08-24 |
| CN108443465B true CN108443465B (en) | 2023-12-12 |
Family
ID=63202690
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810439113.XA Active CN108443465B (en) | 2018-05-09 | 2018-05-09 | Anti-winding structure of side brush |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108443465B (en) |
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| KR101393196B1 (en) * | 2007-05-09 | 2014-05-08 | 아이로보트 코퍼레이션 | Compact autonomous coverage robot |
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| Publication number | Publication date |
|---|---|
| CN108443465A (en) | 2018-08-24 |
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