Sweeper bottom scraping module and sweeper

Abstract

The utility model discloses a floor sweeping machine bottom scraping module and the floor sweeping machine, the floor sweeping machine bottom scraping module comprises a bottom scraping module support, a plurality of bottom scraping assemblies are arranged on the bottom scraping module support, each bottom scraping assembly comprises a driving rotating disc, an intermediate gear, a scraping strip rotating disc and a scraping strip, an eccentric shaft is arranged on the driving rotating disc, the middle gear is rotationally arranged on the eccentric shaft, a plurality of swing through holes are formed in the middle gear, a plurality of swing limiting columns are arranged on the bottom scraping module support, an inner gear ring is arranged on the scraping strip rotating disc, the middle gear is meshed with the inner gear ring to form a planetary gear of the inner gear ring, and the scraping strip is arranged on the scraping strip rotating disc. And the driving turntable can drive the intermediate gear to rotate through the eccentric shaft and further drive the scraping strip turntable and the scraping strip to rotate through a matching structure of the intermediate gear and the inner gear ring. The bottom scraping module of the sweeper and the sweeper have the advantages of being simple in structure, small in size, low in cost, long in service life, convenient to maintain and the like, and existing products do not have the advantages.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of sweeper, especially a sweeper scraping bottom module and sweeper. BACKGROUND

[0002] Sweeper is a kind of household appliance that is applied more and more widely.In sweeper, scraping bottom module is generally included.In existing sweeper product, separate driving device and complex transmission structure are generally needed to be arranged for scraping bottom module to drive scraping strip in scraping bottom module, with the defects of complex structure and high equipment cost.Moreover, the rotating speed of scraping strip in existing sweeper is high, and scraping strip is consumed fast, and replacement and maintenance are very troublesome, and practical experience is not good.

[0003] Therefore, the utility model provides a new technical scheme to solve the existing technical defects. UTILITY MODEL CONTENT

[0004] In order to overcome the insufficient of prior art, the utility model provides a kind of sweeper scraping bottom module and sweeper, solve the technical defects, such as complex structure, high equipment cost, scraping strip consumption fast, disassembly and maintenance inconvenience existing in prior art.

[0005] The utility model solves the technical problems by adopting the technical scheme that

[0006] A kind of sweeper scraping bottom module, including scraping bottom module support, the scraping bottom module support is provided with a plurality of scraping bottom components, the scraping bottom component includes drive rotary table, intermediate gear, scraping strip rotary table and scraping strip, eccentric shaft is provided on the drive rotary table, the intermediate gear is rotationally arranged on the eccentric shaft, a plurality of swing through holes are formed in the intermediate gear, a plurality of swing limit posts are provided on the scraping bottom module support and the swing limit post is inserted into the swing through hole, inner gear ring is provided on the scraping strip rotary table, the intermediate gear and the inner gear ring are engaged and form the planetary gear of the inner gear ring, the scraping strip is arranged on the scraping strip rotary table, the drive rotary table and the scraping strip rotary table are rotationally arranged on the scraping bottom module support, the drive rotary table can drive the intermediate gear to rotate by the eccentric shaft and further drive the scraping strip rotary table and scraping strip to rotate by the cooperation structure of the intermediate gear and the inner gear ring.

[0007] As a further improvement of the above technical solution, an intermediate rotating shaft is provided on the scraping strip rotary table, a middle rotating hole is formed in the middle position of the drive rotary table, and the upper end of the intermediate rotating shaft extends into the middle rotating hole and is rotationally connected with the drive rotary table.

[0008] As a further improvement of the above technical solution, the upper end of the intermediate rotating shaft is axially limitedly connected with the drive rotary table by screw and limiting washer.

[0009] As a further improvement of the above technical solution, the first step position is arranged at the mouth position of the intermediate rotating hole of the driving turntable, and a first dynamic sealing ring is arranged at the first step position, the first dynamic sealing ring is sleeved outside the intermediate rotating shaft, and the intermediate rotating shaft is rotationally connected with the driving turntable through the first dynamic sealing ring.

[0010] As a further improvement of the above technical solution, the installation through hole is arranged on the scraper bottom module support, and the driving turntable is rotationally arranged at the installation through hole.

[0011] As a further improvement of the above technical solution, the second step position is arranged at the mouth position of the installation through hole, a second dynamic sealing ring is arranged at the second step position, the second dynamic sealing ring is sleeved outside the driving turntable, and the driving turntable is rotationally arranged at the second step position through the second dynamic sealing ring.

[0012] As a further improvement of the above technical solution, the rotating sleeve is arranged at the bottom of the scraper bottom module support, and the scraper strip turntable is rotationally arranged in the rotating sleeve.

[0013] As a further improvement of the above technical solution, the third step position is arranged on the outer wall of the scraper strip turntable, a third dynamic sealing ring is arranged at the third step position, the outer wall of the third dynamic sealing ring abuts against the inner wall of the rotating sleeve, and the scraper strip turntable is rotationally arranged in the rotating sleeve through the third dynamic sealing ring.

[0014] As a further improvement of the above technical solution, the scraper bottom module support comprises a support outer ring, an intermediate mounting plate and a connecting rod connected between the support outer ring and the intermediate mounting plate, and the scraper bottom assembly is arranged at the intermediate mounting plate.

[0015] The utility model also provides:

[0016] A sweeper, the sweeper comprises a mop module and the sweeper scraper bottom module, wherein the mop module comprises a driving assembly, and the driving assembly is in transmission connection with the driving turntable in the sweeper scraper bottom module.

[0017] The utility model discloses a kind of sweeper scraper bottom module and sweeper, the kind of sweeper scraper bottom module does not need to set up independent power source, can simplify structure and reduce production cost, entire sweeper scraper bottom module realizes modular design, can realize the quick disassembly of module, it is convenient to maintain;In addition, the cooperation structure of intermediate gear and inner gear ring can save space, reduce the rotation speed of scraper strip, in turn slow down the wear speed of scraper strip, use experience is better.

[0018] In conclusion, the sweeper scraping bottom module and the sweeper solve the technical defects of the existing products, such as complex structure, high equipment cost, fast scraping strip loss, and inconvenient disassembly and maintenance. BRIEF DESCRIPTION OF DRAWINGS

[0019] The utility model is further described below in combination with the drawings and embodiments.

[0020] Figure 1 is the assembly schematic view of the sweeping machine scraping bottom module in the utility model;

[0021] Figure 2 is another assembly schematic view of the sweeping machine scraping bottom module in the utility model;

[0022] Figure 3 is the third assembly schematic view of the sweeping machine scraping bottom module in the utility model;

[0023] Figure 4 is Figure 3 the sectional view along the direction A-A in the utility model;

[0024] Figure 5 is Figure 4 the local enlarged view of B in the utility model;

[0025] Figure 6 is the assembly schematic view of the scraping bottom assembly in the utility model. DETAILED DESCRIPTION

[0026] The concept, specific structure and generated technical effects of the utility model will be described clearly and completely in combination with the embodiments and drawings, so that the purpose, features and effects of the utility model can be fully understood. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments, and other embodiments obtained by the person skilled in the art without creative labor based on the embodiments of the utility model all belong to the protection scope of the utility model. In addition, all the coupling / connection relations involved in the patent do not mean that the components directly connect, but means that a better coupling structure can be formed by adding or reducing coupling auxiliary components according to the specific implementation situation. The various technical features in the utility model creation can be interactively combined without mutual contradiction and conflict.

[0027] Referring to Figures 1-6 .

[0028] The utility model provides:

[0029] A sweeping machine scraping bottom module, comprising a scraping bottom module support 1, specifically, the scraping bottom module support 1 comprises a support outer ring 11, an intermediate mounting plate 12 and a connecting rod 13 connected between the support outer ring 11 and the intermediate mounting plate 12.

[0030] The scraper bottom module support 1 is provided with a plurality of scraper bottom assemblies 2, which are arranged at the middle mounting plate 12. The scraper bottom assembly 2 comprises a driving disc 21, a middle gear 22, a scraper disc 23 and a scraper 24. The driving disc 21 is provided with an eccentric shaft 211. The middle gear 22 is rotatably arranged on the eccentric shaft 211. The middle gear 22 is provided with a plurality of swing through holes 221. The scraper bottom module support 1 is provided with a plurality of swing limiting columns 103, which correspondingly extend into the swing through holes 221. The scraper disc 23 is provided with an inner gear ring 231. The middle gear 22 and the inner gear ring 231 are in meshing connection and form a planetary gear of the inner gear ring 231. The scraper 24 is arranged on the scraper disc 23. The driving disc 21 and the scraper disc 23 are rotatably arranged on the scraper bottom module support 1. The driving disc 21 can drive the middle gear 22 to rotate through the eccentric shaft 211 and further drive the scraper disc 23 and the scraper 24 to rotate through the matching structure of the middle gear 22 and the inner gear ring 231.

[0031] In specific applications, the driving disc 21 is in transmission connection with a driving assembly of a mop module of the sweeper. After the sweeper starts to work, the driving assembly of the mop module drives the driving disc 21 to rotate. The driving disc 21 drives the eccentric shaft 211 to rotate. The eccentric shaft 211 drives the middle gear 22 to swing. The middle gear 22 drives the scraper disc 23 to rotate through the inner gear ring 231. The scraper disc 23 drives the scraper 24 to synchronously rotate in the rotating process to realize the scraping function. The scraper bottom module of the sweeper does not need to be provided with independent driving devices and transmission devices, so that the structure can be simplified, the volume can be reduced and the cost can be lowered. In addition, the matching structure of the middle gear 22 and the inner gear ring 231 realizes the speed reduction transmission, reduces the rotating speed of the scraper disc 23 and the scraper 24, slows down the wear speed of the scraper 24 and prolongs the service life. In addition, the entire scraper bottom module of the sweeper is modularly arranged, so that the entire module can be replaced and maintenance is facilitated.

[0032] In some embodiments, the scraper disc 23 is provided with a middle rotating shaft 25. A middle rotating hole 212 is arranged at a middle position of the driving disc 21. The upper end of the middle rotating shaft 25 extends into the middle rotating hole 212 and is in rotating connection with the driving disc 21. The upper end of the middle rotating shaft 25 is in axial limiting connection with the driving disc 21 through a screw 26 and a limiting gasket 27. The driving disc 21 is provided with a first step position at the mouth position of the middle rotating hole 212. The first step position is provided with a first dynamic sealing ring 281. The first dynamic sealing ring 281 is sleeved outside the middle rotating shaft 25. The middle rotating shaft 25 is in rotating connection with the driving disc 21 through the first dynamic sealing ring 281.

[0033] In some embodiments, the bottom scraping module bracket 1 is provided with a mounting through hole 101, and the driving turntable 21 is rotatably arranged at the mounting through hole 101. The mouth position of the mounting through hole 101 is provided with a second stepped position, and a second dynamic sealing ring 282 is arranged at the second stepped position, the second dynamic sealing ring 282 is sleeved outside the driving turntable 21, and the driving turntable 21 is rotatably arranged at the second stepped position through the second dynamic sealing ring 282.

[0034] In some embodiments, the bottom scraping module bracket 1 is provided with a rotating sleeve 102, and the scraping strip turntable 23 is rotatably arranged in the rotating sleeve 102. The outer wall of the scraping strip turntable 23 is provided with a third stepped position, and a third dynamic sealing ring 283 is arranged at the third stepped position, the outer wall of the third dynamic sealing ring 283 abuts against the inner wall of the rotating sleeve 102, and the scraping strip turntable 23 is rotatably arranged in the rotating sleeve 102 through the third dynamic sealing ring 283.

[0035] Based on the above-mentioned bottom scraping module of the sweeping machine, the utility model further provides:

[0036] A sweeping machine, the sweeping machine includes a mop module and the bottom scraping module of the sweeping machine, wherein the mop module includes a driving assembly, and the driving assembly is in transmission connection with the driving turntable in the bottom scraping module of the sweeping machine. The bottom scraping module of the sweeping machine does not need to be provided with independent driving devices and transmission devices, but uses the driving assembly as the driving force, so that the structure is simplified, the assembly and maintenance difficulty are reduced, and the equipment cost is reduced.

[0037] The above is a specific description of the preferred embodiment of the utility model, but the utility model creation is not limited to the embodiments, and those skilled in the art can make various equivalent modifications or replacements without departing from the spirit of the utility model, and these equivalent modifications or replacements are all included in the range defined by the claims of the present application.

Claims

1. A sweeper bottom scraping module, characterized by: The scraping bottom module support (1) is provided with a plurality of scraping bottom assemblies (2), the scraping bottom assembly (2) comprises a driving rotary disc (21), an intermediate gear (22), a scraping strip rotary disc (23) and a scraping strip (24), the driving rotary disc (21) is provided with an eccentric shaft (211), the intermediate gear (22) is rotationally arranged on the eccentric shaft (211), a plurality of swing through holes (221) are formed in the intermediate gear (22), a plurality of swing limiting columns (103) are arranged on the scraping bottom module support (1) and the swing limiting columns (103) correspondingly extend into the swing through holes (221), the scraping strip rotary disc (23) is provided with an inner gear ring (231), the intermediate gear (22) and the inner gear ring (231) are meshed with each other and form a planetary gear of the inner gear ring (231), the scraping strip (24) is arranged on the scraping strip rotary disc (23), the driving rotary disc (21) and the scraping strip rotary disc (23) are rotationally arranged on the scraping bottom module support (1), the driving rotary disc (21) can drive the intermediate gear (22) to rotate through the eccentric shaft (211) and further drive the scraping strip rotary disc (23) and the scraping strip (24) to rotate through the cooperation structure of the intermediate gear (22) and the inner gear ring (231).

2. The bottom scraping module of the sweeping machine according to claim 1, characterized in that: The scraping strip rotary disc (23) is provided with an intermediate rotating shaft (25), the driving rotary disc (21) is provided with an intermediate rotating hole (212) at the middle position, the upper end of the intermediate rotating shaft (25) extends into the intermediate rotating hole (212) and is rotationally connected with the driving rotary disc (21).

3. The bottom scraping module of claim 2, wherein: The upper end of the intermediate rotating shaft (25) is axially limitedly connected with the driving rotary disc (21) through a screw (26) and a limiting gasket (27).

4. The bottom scraping module of claim 2, wherein: The driving rotary disc (21) is provided with a first step position at the mouth position of the intermediate rotating hole (212), a first dynamic sealing ring (281) is arranged at the first step position, the first dynamic sealing ring (281) is arranged outside the intermediate rotating shaft (25), and the intermediate rotating shaft (25) is rotationally connected with the driving rotary disc (21) through the first dynamic sealing ring (281).

5. The bottom scraping module of claim 1, wherein: The scraping bottom module support (1) is provided with an installation through hole (101), and the driving rotary disc (21) is rotationally arranged at the installation through hole (101).

6. The bottom-scrapping module of claim 5, wherein: The mouth position of the installation through hole (101) is provided with a second step position, a second dynamic sealing ring (282) is arranged at the second step position, the second dynamic sealing ring (282) is arranged outside the driving rotary disc (21), and the driving rotary disc (21) is rotationally arranged at the second step position through the second dynamic sealing ring (282).

7. The bottom-scrapping module of claim 1, wherein: The scraping bottom module support (1) is provided with a rotating sleeve (102) at the bottom, and the scraping strip rotary disc (23) is rotationally arranged in the rotating sleeve (102). 8.The bottom-scrapping module of the robot vacuum cleaner according to claim 7, wherein: The outer wall of the scraping strip rotating disc (23) is provided with a third stepped position, and a third dynamic sealing ring (283) is arranged at the third stepped position, the outer wall of the third dynamic sealing ring (283) abuts against the inner wall of the rotating sleeve (102), and the scraping strip rotating disc (23) is rotatably arranged in the rotating sleeve (102) through the third dynamic sealing ring (283).

9. The bottom scraping module of any one of claims 1-8, wherein: The scraping bottom module support (1) comprises a support outer ring (11), an intermediate mounting plate (12) and a connecting rod (13) connected between the support outer ring (11) and the intermediate mounting plate (12), and the scraping bottom assembly (2) is arranged at the intermediate mounting plate (12).

10. A robot vacuum cleaner characterised in that: The sweeping machine comprises a mop module and the sweeping machine scraping bottom module according to any one of claims 1-9, wherein the mop module comprises a driving assembly, and the driving assembly is in transmission connection with the driving rotating disc in the sweeping machine scraping bottom module.

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