WO2021022700A1 - Fastening structure for drum-shaped housing and support legs, and vacuum cleaner - Google Patents

Fastening structure for drum-shaped housing and support legs, and vacuum cleaner Download PDF

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Publication number
WO2021022700A1
WO2021022700A1 PCT/CN2019/116462 CN2019116462W WO2021022700A1 WO 2021022700 A1 WO2021022700 A1 WO 2021022700A1 CN 2019116462 W CN2019116462 W CN 2019116462W WO 2021022700 A1 WO2021022700 A1 WO 2021022700A1
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WO
WIPO (PCT)
Prior art keywords
engaging
engaging portion
barrel
foot support
fixing structure
Prior art date
Application number
PCT/CN2019/116462
Other languages
French (fr)
Chinese (zh)
Inventor
卞小贤
朱艳玲
封杨
Original Assignee
天佑电器(苏州)有限公司
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Filing date
Publication date
Application filed by 天佑电器(苏州)有限公司 filed Critical 天佑电器(苏州)有限公司
Publication of WO2021022700A1 publication Critical patent/WO2021022700A1/en

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    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47LDOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L5/00Structural features of suction cleaners
    • A47L5/02Structural features of suction cleaners with user-driven air-pumps or compressors
    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47LDOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L5/00Structural features of suction cleaners
    • A47L5/12Structural features of suction cleaners with power-driven air-pumps or air-compressors, e.g. driven by motor vehicle engine vacuum
    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47LDOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L9/00Details or accessories of suction cleaners, e.g. mechanical means for controlling the suction or for effecting pulsating action; Storing devices specially adapted to suction cleaners or parts thereof; Carrying-vehicles specially adapted for suction cleaners

Definitions

  • the utility model relates to the technical field of vacuum cleaners, in particular to a fixing structure of a barrel body and a foot support and a vacuum cleaner.
  • a general mobile bucket vacuum cleaner includes a head assembly and a dust bucket assembly.
  • the bucket body of the dust bucket assembly is usually provided with a foot support assembly with rollers.
  • the foot support is usually fixed to the lower end of the bucket body of the dust bucket assembly by screws. The disadvantage of this fixing method is that it needs to add a process step of putting the screw pack on the production site, which is very easy to leak. The release situation leads to low user satisfaction and high complaint rate.
  • the purpose of the utility model is to provide a fixed structure of the barrel and foot support and a vacuum cleaner to solve the technical problems of low user satisfaction and high complaint rate caused by the leakage of screw packs in the prior art.
  • the utility model provides a fixing structure of a barrel body and an foot support.
  • the barrel body is provided with a first engaging portion;
  • the foot support is provided with at least one second engaging portion and a third engaging portion; wherein, the foot support It includes a main body, the main body has a side surface facing the barrel body; the at least one second engaging portion and the third engaging portion are respectively disposed on the side surface, and the at least one second engaging portion protrudes from the side surface, so that An engaging space is formed between the at least one second engaging portion and the side surface; when the foot support is fixed to the barrel, the lower end of the barrel enters the engaging space, and the first engaging portion and the first engaging portion
  • the three engaging portions are engaged with each other; one of the first engaging portion and the third engaging portion is an engaging protrusion, and the other of the first engaging portion and the third engaging portion is engaging hole.
  • it further includes an auxiliary piece, which is sleeved on the outer side of the lower end of the barrel and is located between the barrel and the side surface of the foot support; wherein, the first engaging portion is arranged at The accessory is on.
  • the first engaging portion is an engaging hole, and the engaging hole is a through hole; the third engaging portion is an engaging protrusion; when the foot support is fixed to the barrel, the The engaging protrusion is accommodated in the engaging hole.
  • the engaging protrusion has a guiding inclined surface, and the guiding inclined surface is located on a side of the engaging protrusion away from the bottom surface of the foot support, wherein the guiding inclined surface extends diagonally upward.
  • the lower end of the auxiliary member enters the engaging space.
  • the at least one second engaging portion is a claw.
  • multiple reinforcing ribs are arranged on the outer side of the jaw.
  • the upper edge of the at least one second engaging portion is flush with the lower edge of the third engaging portion.
  • the number of the at least one second engaging portion is two, and the two second engaging portions are symmetrically arranged on both sides of the third engaging portion.
  • the utility model also provides a vacuum cleaner, which is characterized by including the above-mentioned fixing structure of the barrel body and the foot support.
  • the fixing structure of the barrel body and the foot support includes a first, at least one second and third engaging portion, and the first engaging portion is arranged on one side of the barrel body, At least one second engaging portion and third engaging portion are respectively arranged on the side of the foot support facing the side of the barrel body, at least one second engaging portion is coupled to the lower end of the barrel body, and the first engaging portion is engaged with the second engaging portion
  • the part is snapped together, which can realize the screwless connection between the barrel body and the foot support, eliminating the process steps of putting the screw bag, and the connection between the barrel body and the foot support is simple and reliable, which improves user satisfaction and reduces the complaint rate .
  • Figure 1 is a schematic diagram of the dust bucket assembly and foot support assembly of the present invention.
  • Figure 2 is a bottom view of the dust bucket assembly and foot support assembly of the present invention.
  • FIG. 3 is an enlarged schematic diagram of area A in FIG. 2.
  • Figure 4 is a schematic diagram of the foot support assembly of the present invention.
  • Figure 5 is a schematic cross-sectional view of the dust bucket assembly and the foot support assembly of the present invention after being fixed.
  • Figure 1 is a schematic diagram of the dust bucket assembly and foot support assembly of the present invention
  • Figure 2 is a bottom schematic view of the dust bucket assembly and foot support assembly of the present invention
  • Figure 3 is an enlarged schematic view of area A in Figure 2
  • Figure 4 is A schematic diagram of the foot support assembly of the present invention
  • Figure 5 is a schematic cross-sectional view of the dust bucket assembly and the foot support assembly of the present invention after being fixed.
  • the dust bucket assembly includes a bucket body 1, and the foot support assembly includes a foot support 2 and a bottom pulley 3 disposed on the foot support 2.
  • the foot support 2 is fixed to the lower end of the bucket body 1 by a fixing structure.
  • the fixing structure includes a first engaging portion 51, at least one second engaging portion 22, and a third engaging portion 24.
  • the first engaging portion 51 is located on the barrel 1, and at least one The two engaging portions 22 and the third engaging portion 24 are respectively disposed on the foot support 2; wherein, the foot support 2 includes a body 21, the body 21 has a side surface 211, the side surface 211 faces the barrel 1, at least one second engaging portion 22 And the third engaging portion 24 are respectively disposed on the side surface 211, and at least one second engaging portion 22 protrudes from the side surface 211, so that an engaging space 221 is formed between the at least one second engaging portion 22 and the side surface 211;
  • the support 2 is fixed to the barrel 1, the lower end of the barrel 1 enters the engaging space 221, the first engaging portion 51 and the third engaging portion 24 engage with each other, and the first engaging portion 51 and the second engaging portion
  • One of 24 is an engaging protrusion
  • one of the first engaging portion 51 and the second engaging portion 24 is an engaging hole.
  • the upper end of the bucket body 1 When the bucket vacuum cleaner is placed upright, the upper end of the bucket body 1 is far away from the ground, the lower end of the bucket body 1 is close to the ground, and the lower end of the bucket body 1 is bent to form a flange 11, and the flange 11 is accommodated in the engaging space 221.
  • the above-mentioned fixing structure is suitable for fixing one foot support 2 to the lower end of the barrel 1.
  • it may include a plurality of the aforementioned fixing structures to be fixed to the lower end of the barrel 1 respectively.
  • the outer side of the lower end of the barrel 1 is sleeved with an auxiliary member 5, and the first engaging portion 51 is provided on the auxiliary member 5.
  • the first engaging portion 51 is, for example, an engaging hole, which is a through hole, but not limit. In other embodiments of the present invention, the engaging hole forms a recess on the auxiliary member, and the recess is recessed from the outer surface of the auxiliary member toward the barrel.
  • the foot support 2 is fixed on the barrel 1, the auxiliary member 5 is located between the barrel 1 and the side surface 211 of the foot support 2, and the lower end of the auxiliary member 5 is accommodated in the engaging space 221.
  • the outer side of the lower end of the barrel body may not be provided with auxiliary parts, wherein the first engaging portion may be directly formed on the barrel body, when the first engaging portion is a through-type engaging
  • a sealing ring can be arranged on the barrel body at the position corresponding to the engaging hole to prevent the inside of the barrel body from communicating with the external environment through the above engaging hole.
  • the auxiliary member 5 can be integrated with the lower end of the barrel 1, that is, in the process of forming the barrel 1, the outer side of the lower end of the barrel 1 can be directly formed by a similar process. 5.
  • At least one second engaging portion 22 is, for example, a claw
  • the third engaging portion 24 is, for example, an engaging protrusion, wherein the claw, the engaging protrusion, and the body 21 are integrally formed ; Claws and engagement protrusions respectively protrude on the side surface 211.
  • the number of at least one second engaging portion 22 is two, and the two second engaging portions 22 are symmetrically arranged on both sides of the third engaging portion 24, or in other words, the third engaging portion 24 As the center, the two second engaging parts 22 are arranged symmetrically.
  • the two second engaging portions 22 arranged symmetrically can increase the stability of the foot support 2 and the barrel 1 after being fixed, and make the combination more stable.
  • the first engaging portion 51 is an engaging hole and the third engaging portion 24 is an engaging protrusion as an example for description, but it is not limited to this.
  • the first engaging portion is, for example, an engaging protrusion, the engaging protrusion protrudes from the outside of the barrel, or the engaging protrusion protrudes from the outside of the auxiliary member;
  • the part is, for example, an engaging hole
  • the engaging hole is, for example, a through hole or a recess, which penetrates the side surface of the body of the foot support when the through hole is a recess, and is recessed from the side toward the inside of the body when the recess is a recess.
  • the process of assembling the foot support 2 to the lower end of the barrel 1 includes setting the cap (or at least one third engaging portion 22) on the flange 11 at the lower end of the barrel 1, Rotate the body 21 of the foot support 2 counterclockwise so that the engaging protrusion (or the third engaging portion 24) on the side surface 211 of the body 21 enters the engaging hole (or the first engaging portion 51) of the auxiliary member 5, Furthermore, the foot support 2 is stably fixed to the lower end of the barrel 1.
  • the engaging protrusion has a guiding inclined surface 241, the guiding inclined surface 241 extends obliquely upward, and the guiding inclined surface 241 is located on the engaging protrusion away from the bottom surface 212 of the foot support 2.
  • the third engaging portion 24 has a guiding inclined surface 241, the guiding inclined surface 241 extends diagonally upward, and the guiding inclined surface 241 is located on the side of the third engaging portion 24 away from the bottom surface 212 of the footrest 2.
  • the upper edge of the claw (or the upper edge 223 of the at least one second engaging portion 22) is substantially flush with the lower edge of the engaging protrusion (or the lower edge 242 of the third engaging portion 24).
  • the distance between the upper edge of the pawl (or the upper edge 223 of the at least one second engaging portion 22) and the lower edge of the engaging protrusion (or the lower edge 242 of the third engaging portion 24) is ⁇ 5 mm.
  • the "upper edge” is close to the upper end of the barrel 1
  • the "lower edge” is close to the lower end of the barrel 1.
  • the present invention further defines the gap between the upper edge of the claw (or the upper edge 223 of the at least one second engaging portion 22) and the lower edge of the engaging protrusion (or the lower edge 242 of the third engaging portion 24).
  • the positional relationship that is, the mutual restriction between the engaging protrusion (or the third engaging portion 24) and the engaging hole (or the first engaging portion 51) to ensure that the claw (at least one second engaging portion 22) ) Will not fall off from the lower end of the barrel 1, improving the stability of the fixing structure.
  • the upper end of the auxiliary member 5 is provided with a bending edge 52, which is bent from the top to the bottom of the auxiliary member 5; the side surface 211 of the body 21 of the foot support 2 is provided with a step 213, the step 213 is close to The top of the body 21; wherein, when the first engaging structure 51 is provided in the engaging hole on the auxiliary member 5, the engaging protrusion on the side surface 211 of the body 21 of the foot support 2 enters the engaging hole, and the engaging protrusion The lower edge of the raised edge is substantially pressed against the bottom of the engaging hole, so that the auxiliary member 5 receives a downward force. At this time, the bent edge 52 of the auxiliary member 5 will press down against the body 21 of the foot support 2.
  • the step portion 213 on the side surface 211 further prevents the engagement protrusion from coming out of the engagement hole under the action of external force, which is beneficial to improve the stability of the fixed connection between the foot support 2 and the barrel 1.
  • the "top” is close to the upper end of the barrel 1
  • the “bottom” is close to the lower end of the barrel 1.
  • the pulley 3 is provided at the bottom of the foot support 2 through the connecting member 4, and the pulley 3 can slide on the ground to make the barrel 1 move.
  • the present invention also provides a vacuum cleaner, which includes the fixing structure of the barrel 1 and the foot support 2 as described above.
  • the fixing structure of the barrel and the foot support provided by the present utility model includes a first, at least one second, and third engaging portion.
  • the first engaging portion is provided on one side of the barrel, and at least one second
  • the engaging portion and the third engaging portion are respectively arranged on the side of the foot support facing the side surface of the barrel, at least one second engaging portion is coupled to the lower end of the barrel, and the first engaging portion is engaged with the second engaging portion,
  • the barrel body and the foot support can be connected without screws, the process steps of putting a screw bag are eliminated, and the connection between the barrel body and the foot support is simple and reliable, which improves user satisfaction and reduces the complaint rate.
  • present utility model can also have many other embodiments. Without departing from the spirit and essence of the present utility model, those skilled in the art can make various corresponding changes and modifications according to the present utility model, but these Corresponding changes and deformations should belong to the protection scope of the appended claims of the present utility model.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Cleaning Of Streets, Tracks, Or Beaches (AREA)
  • Electric Suction Cleaners (AREA)

Abstract

A fastening structure for a drum-shaped housing (1) and support legs (2), and a vacuum cleaner. A first fastening part (51) is mounted on the drum-shaped housing (1), and at least one second fastening part (22) and a third fastening part (24) are mounted on the support legs (2). Each of the support legs (2) comprises a housing (21), the housing (21) having a lateral face (211) oriented toward the drum-shaped housing (1). The at least one second fastening part (22) and the third fastening part (24) are mounted separately on the lateral face (211), and the at least one second fastening part (22) extends from the lateral face (211), allowing a fastening space (221) to be formed between the at least one second fastening part (22) and the lateral face (211). When the support leg (2) fastens to the drum-shaped housing (1), a lower part of the drum-shaped housing (1) enters into the fastening space (221), and the first fastening part (51) and the third fastening part (24) interlock. Among the first fastening part (51) and the third fastening part (24), one of the parts is a fastening projection and the other part is a fastening aperture.

Description

一种桶体与脚撑的固定结构及吸尘器Fixing structure of bucket body and foot support and vacuum cleaner 技术领域Technical field
本实用新型涉及吸尘器技术领域,尤其涉及一种桶体与脚撑的固定结构及吸尘器。The utility model relates to the technical field of vacuum cleaners, in particular to a fixing structure of a barrel body and a foot support and a vacuum cleaner.
背景技术Background technique
一般移动式桶式吸尘器包括机头组件和尘桶组件,为了方便移动,尘桶组件的桶体上通常设有带有滚轮的脚撑组件。在现有技术中,脚撑通常是通过螺钉固定到尘桶组件的桶体的下端,该种固定方式的不足之处在于,在生产现场需要增加一步放螺钉包的工艺步骤,极易出现漏放的情况,导致用户满意度低、投诉率高。A general mobile bucket vacuum cleaner includes a head assembly and a dust bucket assembly. In order to facilitate the movement, the bucket body of the dust bucket assembly is usually provided with a foot support assembly with rollers. In the prior art, the foot support is usually fixed to the lower end of the bucket body of the dust bucket assembly by screws. The disadvantage of this fixing method is that it needs to add a process step of putting the screw pack on the production site, which is very easy to leak. The release situation leads to low user satisfaction and high complaint rate.
有鉴于此,需要提出一种新的固定方式,其无需采用螺钉即可实现脚撑组件与尘桶组件相互固定。In view of this, it is necessary to propose a new fixing method, which can realize the mutual fixing of the foot support assembly and the dust bucket assembly without using screws.
实用新型内容Utility model content
本实用新型的目的在于提供一种桶体与脚撑的固定结构及吸尘器,以解决现有技术中因漏放螺钉包而导致的用户满意度低、投诉率高的技术问题。The purpose of the utility model is to provide a fixed structure of the barrel and foot support and a vacuum cleaner to solve the technical problems of low user satisfaction and high complaint rate caused by the leakage of screw packs in the prior art.
本实用新型提供一种桶体与脚撑的固定结构,该桶体上设置第一卡合部;该脚撑上设置至少一个第二卡合部以及第三卡合部;其中,该脚撑包括本体,本体具有侧面,该侧面朝向该桶体;该至少一个第二卡合部以及该第三卡合部分别设置于该侧面,且该至少一个第二卡合部突出于该侧面,使得该至少一个第二卡合部与该侧面之间形成卡合空间;于该脚撑固定至该桶体时,该桶体的下端进入该卡合空间中,该第一卡合部与该第三卡合部相互卡合;该第一卡合部与该第三卡合部其中之一为卡合凸起,该第一卡合部与该第三卡合部其中之另一为卡合孔。The utility model provides a fixing structure of a barrel body and an foot support. The barrel body is provided with a first engaging portion; the foot support is provided with at least one second engaging portion and a third engaging portion; wherein, the foot support It includes a main body, the main body has a side surface facing the barrel body; the at least one second engaging portion and the third engaging portion are respectively disposed on the side surface, and the at least one second engaging portion protrudes from the side surface, so that An engaging space is formed between the at least one second engaging portion and the side surface; when the foot support is fixed to the barrel, the lower end of the barrel enters the engaging space, and the first engaging portion and the first engaging portion The three engaging portions are engaged with each other; one of the first engaging portion and the third engaging portion is an engaging protrusion, and the other of the first engaging portion and the third engaging portion is engaging hole.
作为可选的技术方案,还包括辅助件,辅助件套设于该桶体的下端的外侧,且位于该桶体与该脚撑的该侧面之间;其中,该第一卡合部设置于该辅助件上。As an optional technical solution, it further includes an auxiliary piece, which is sleeved on the outer side of the lower end of the barrel and is located between the barrel and the side surface of the foot support; wherein, the first engaging portion is arranged at The accessory is on.
作为可选的技术方案,该第一卡合部为卡合孔,该卡合孔为贯穿孔;该第三卡合部为卡合凸块;于该脚撑固定至该桶体时,该卡合凸块容置于该卡合孔中。As an optional technical solution, the first engaging portion is an engaging hole, and the engaging hole is a through hole; the third engaging portion is an engaging protrusion; when the foot support is fixed to the barrel, the The engaging protrusion is accommodated in the engaging hole.
作为可选的技术方案,该卡合凸块具有导引斜面,该导引斜面位于该卡合凸块远离该脚撑的底面的一侧,其中,该导引斜面为斜向上延伸。As an optional technical solution, the engaging protrusion has a guiding inclined surface, and the guiding inclined surface is located on a side of the engaging protrusion away from the bottom surface of the foot support, wherein the guiding inclined surface extends diagonally upward.
作为可选的技术方案,于该脚撑固定至该桶体时,该辅助件的下端进入该卡合空间中。As an optional technical solution, when the foot support is fixed to the barrel body, the lower end of the auxiliary member enters the engaging space.
作为可选的技术方案,该至少一个第二卡合部为卡爪。As an optional technical solution, the at least one second engaging portion is a claw.
作为可选的技术方案,该卡爪的外侧设置多个加强筋。As an optional technical solution, multiple reinforcing ribs are arranged on the outer side of the jaw.
作为可选的技术方案,该至少一个第二卡合部的上侧边沿与该第三卡合部的下侧边沿齐平。As an optional technical solution, the upper edge of the at least one second engaging portion is flush with the lower edge of the third engaging portion.
作为可选的技术方案,该至少一个第二卡合部的数量为两个,该两个第二卡合部对称设置于该第三卡合部的两侧。As an optional technical solution, the number of the at least one second engaging portion is two, and the two second engaging portions are symmetrically arranged on both sides of the third engaging portion.
本实用新型还提供一种吸尘器,其特征在于,包括如上所述的桶体与脚撑的固定结构。The utility model also provides a vacuum cleaner, which is characterized by including the above-mentioned fixing structure of the barrel body and the foot support.
与现有技术相比,本实用新型提出的桶体与脚撑的固定结构,其包括第一、至少一个第二及第三卡合部,第一卡合部设置于桶体的一侧,至少一个第二卡合部与第三卡合部分别设置于脚撑朝向桶体的侧面一侧,至少一个第二卡合部结合于桶体的下端,第一卡合部与第二卡合部卡合,能够使桶体和脚撑实现无螺钉连接,免去了放螺钉包的工艺步骤,且桶体和脚撑之间的连接简单可靠,提高了用户的满意度,降低了投诉率。Compared with the prior art, the fixing structure of the barrel body and the foot support provided by the present invention includes a first, at least one second and third engaging portion, and the first engaging portion is arranged on one side of the barrel body, At least one second engaging portion and third engaging portion are respectively arranged on the side of the foot support facing the side of the barrel body, at least one second engaging portion is coupled to the lower end of the barrel body, and the first engaging portion is engaged with the second engaging portion The part is snapped together, which can realize the screwless connection between the barrel body and the foot support, eliminating the process steps of putting the screw bag, and the connection between the barrel body and the foot support is simple and reliable, which improves user satisfaction and reduces the complaint rate .
以下结合附图和具体实施例对本实用新型进行详细描述,但不作为对本实用新型的限定。The following describes the utility model in detail with reference to the accompanying drawings and specific embodiments, but it is not intended to limit the utility model.
附图说明Description of the drawings
图1为本实用新型的尘桶组件与脚撑组件的示意图。Figure 1 is a schematic diagram of the dust bucket assembly and foot support assembly of the present invention.
图2为本实用新型的尘桶组件与脚撑组件的仰视示意图。Figure 2 is a bottom view of the dust bucket assembly and foot support assembly of the present invention.
图3为图2中区域A的放大示意图。FIG. 3 is an enlarged schematic diagram of area A in FIG. 2.
图4为本实用新型的脚撑组件的示意图。Figure 4 is a schematic diagram of the foot support assembly of the present invention.
图5为本实用新型的尘桶组件与脚撑组件固定后的剖面示意图。Figure 5 is a schematic cross-sectional view of the dust bucket assembly and the foot support assembly of the present invention after being fixed.
具体实施方式detailed description
为了使本实用新型的目的、技术方案及优点更加清楚明白,下面结合实施例及附图,对本实用新型进行进一步详细说明。应当理解,此处所描述的具体实施例仅用以解释本实用新型,并不用于限定本实用新型。In order to make the purpose, technical solutions and advantages of the present utility model clearer, the present utility model will be further described in detail below in conjunction with embodiments and drawings. It should be understood that the specific embodiments described here are only used to explain the present utility model, and are not used to limit the present utility model.
图1为本实用新型的尘桶组件与脚撑组件的示意图;图2为本实用新型的尘桶组件与脚撑组件的仰视示意图;图3为图2中区域A的放大示意图;图4为本实用新型的脚撑组件的示意图;图5为本实用新型的尘桶组件与脚撑组件固定后的剖面示意图。Figure 1 is a schematic diagram of the dust bucket assembly and foot support assembly of the present invention; Figure 2 is a bottom schematic view of the dust bucket assembly and foot support assembly of the present invention; Figure 3 is an enlarged schematic view of area A in Figure 2; Figure 4 is A schematic diagram of the foot support assembly of the present invention; Figure 5 is a schematic cross-sectional view of the dust bucket assembly and the foot support assembly of the present invention after being fixed.
如图1至图3所示,尘桶组件包括桶体1,脚撑组件包括脚撑2及设置于脚撑2的底部滑轮3,脚撑2通过固定结构固定于桶体1的下端。As shown in FIGS. 1 to 3, the dust bucket assembly includes a bucket body 1, and the foot support assembly includes a foot support 2 and a bottom pulley 3 disposed on the foot support 2. The foot support 2 is fixed to the lower end of the bucket body 1 by a fixing structure.
如图1至图5所示,固定结构包括第一卡合部51、至少一个第二卡合部22及第三卡合部24,第一卡合部51位于桶体1上,至少一个第二卡合部22及第三卡合部24分别设置于脚撑2上;其中,脚撑2包括本体21,本体21具有侧面211,侧面211朝向桶体1,至少一个第二卡合部22及第三卡合部24分别设置于侧面211上,且至少一个第二卡合部22突出于侧面211,使得至少一个第二卡合部22与侧面211之间形成卡合空间221;于脚撑2固定至桶体1时,桶体1的下端进入卡合空间221中,第一卡合部51与第三卡合部24相互卡合,第一卡合部51与第二卡合部24的其中之一为卡合凸起,第一卡合部51与第二卡合部24的其中之一为卡合孔。As shown in Figures 1 to 5, the fixing structure includes a first engaging portion 51, at least one second engaging portion 22, and a third engaging portion 24. The first engaging portion 51 is located on the barrel 1, and at least one The two engaging portions 22 and the third engaging portion 24 are respectively disposed on the foot support 2; wherein, the foot support 2 includes a body 21, the body 21 has a side surface 211, the side surface 211 faces the barrel 1, at least one second engaging portion 22 And the third engaging portion 24 are respectively disposed on the side surface 211, and at least one second engaging portion 22 protrudes from the side surface 211, so that an engaging space 221 is formed between the at least one second engaging portion 22 and the side surface 211; When the support 2 is fixed to the barrel 1, the lower end of the barrel 1 enters the engaging space 221, the first engaging portion 51 and the third engaging portion 24 engage with each other, and the first engaging portion 51 and the second engaging portion One of 24 is an engaging protrusion, and one of the first engaging portion 51 and the second engaging portion 24 is an engaging hole.
其中,桶式吸尘器直立放置时,桶体1的上端远离地面,桶体1的下端靠近地面,桶体1的下端经弯折形成翻边11,翻边11容置于卡合空间221中。When the bucket vacuum cleaner is placed upright, the upper end of the bucket body 1 is far away from the ground, the lower end of the bucket body 1 is close to the ground, and the lower end of the bucket body 1 is bent to form a flange 11, and the flange 11 is accommodated in the engaging space 221.
需要说明的是,上述固定结构适用于一个脚撑2与桶体1的下端固定,当吸尘器具有多个脚撑2时,其可包括多个上述固定结构,分别与桶体1的下端固定。It should be noted that the above-mentioned fixing structure is suitable for fixing one foot support 2 to the lower end of the barrel 1. When the vacuum cleaner has multiple foot supports 2, it may include a plurality of the aforementioned fixing structures to be fixed to the lower end of the barrel 1 respectively.
桶体1的下端的外侧套设辅助件5,第一卡合部51设置于辅助件5上,第一卡合部51例如是卡合孔,卡合孔为贯穿孔,但不以此为限。在本实用新型的其他实施例中,卡合孔为形成辅助件上的凹部,凹部自辅助件的外侧表面朝向桶体的方向凹陷。于脚撑2固定于桶体1上,辅助件5位于桶体1与脚撑2的侧面211之间,且辅助件5的下端容置于卡合空间221中。The outer side of the lower end of the barrel 1 is sleeved with an auxiliary member 5, and the first engaging portion 51 is provided on the auxiliary member 5. The first engaging portion 51 is, for example, an engaging hole, which is a through hole, but not limit. In other embodiments of the present invention, the engaging hole forms a recess on the auxiliary member, and the recess is recessed from the outer surface of the auxiliary member toward the barrel. The foot support 2 is fixed on the barrel 1, the auxiliary member 5 is located between the barrel 1 and the side surface 211 of the foot support 2, and the lower end of the auxiliary member 5 is accommodated in the engaging space 221.
此外,在本实用新型其他实施例中,桶体的下端的外侧可未设置辅助件,其中,第一卡合部可直接形成于桶体上,当第一卡合部为贯穿式的卡合孔时,为确保桶体的密封性,桶体上对应于卡合孔的位置可设置密封环,以避免桶体的内部与外界环境经由上述卡合孔相通。In addition, in other embodiments of the present invention, the outer side of the lower end of the barrel body may not be provided with auxiliary parts, wherein the first engaging portion may be directly formed on the barrel body, when the first engaging portion is a through-type engaging In order to ensure the tightness of the barrel body, a sealing ring can be arranged on the barrel body at the position corresponding to the engaging hole to prevent the inside of the barrel body from communicating with the external environment through the above engaging hole.
另外,在本实用新型其他实施例中,辅助件5可与桶体1的下端进行整合,即在形成桶体1的过程中,桶体1下端的外侧可采用相似的工艺直接形成上述辅助件5。In addition, in other embodiments of the present invention, the auxiliary member 5 can be integrated with the lower end of the barrel 1, that is, in the process of forming the barrel 1, the outer side of the lower end of the barrel 1 can be directly formed by a similar process. 5.
如图2至图5所示,至少一个第二卡合部22例如为卡爪,第三卡合部24例如是卡合凸起,其中,卡爪、卡合凸起及本体21为一体成型;卡爪及卡合凸起分别突伸于侧面211上。本实施例中,至少一个第二卡合部22的数量为两个,两个第二卡合部22对称设置于第三卡合部24的两侧,或者说,以第三卡合部24为中心,两个第二卡合部22对称排布。对称设置的两个第二卡合部22可增加脚撑2与桶体1固定后的稳定性,使得结合更稳固。As shown in FIGS. 2 to 5, at least one second engaging portion 22 is, for example, a claw, and the third engaging portion 24 is, for example, an engaging protrusion, wherein the claw, the engaging protrusion, and the body 21 are integrally formed ; Claws and engagement protrusions respectively protrude on the side surface 211. In this embodiment, the number of at least one second engaging portion 22 is two, and the two second engaging portions 22 are symmetrically arranged on both sides of the third engaging portion 24, or in other words, the third engaging portion 24 As the center, the two second engaging parts 22 are arranged symmetrically. The two second engaging portions 22 arranged symmetrically can increase the stability of the foot support 2 and the barrel 1 after being fixed, and make the combination more stable.
上述实施方式中,以第一卡合部51为卡合孔、第三卡合部24为卡合凸起为例进行说明,但不以此为限。在本实用新型的其他实施方式中,第一卡合部例如为卡合凸起,卡合凸起突出于桶体的外侧,或者,卡合凸起突出于辅助件的外侧;第三卡合部例如为卡合孔,卡合孔例如为贯穿孔或者凹部,其为贯穿 孔时贯穿脚撑的本体的侧面,其为凹部时自侧面朝向本体的内部凹陷。In the above embodiment, the first engaging portion 51 is an engaging hole and the third engaging portion 24 is an engaging protrusion as an example for description, but it is not limited to this. In other embodiments of the present invention, the first engaging portion is, for example, an engaging protrusion, the engaging protrusion protrudes from the outside of the barrel, or the engaging protrusion protrudes from the outside of the auxiliary member; The part is, for example, an engaging hole, and the engaging hole is, for example, a through hole or a recess, which penetrates the side surface of the body of the foot support when the through hole is a recess, and is recessed from the side toward the inside of the body when the recess is a recess.
继续参照图4与图5,脚撑2组装至桶体1的下端的过程包括,将卡瓜(或者至少一个第三卡合部22)套设于桶体1的下端的翻边11上,逆时针转动脚撑2的本体21,使得本体21的侧面211上的卡合凸起(或者第三卡合部24)进入辅助件5的卡合孔(或者第一卡合部51)中,进而脚撑2稳定的固定于桶体1的下端。Continuing to refer to Figures 4 and 5, the process of assembling the foot support 2 to the lower end of the barrel 1 includes setting the cap (or at least one third engaging portion 22) on the flange 11 at the lower end of the barrel 1, Rotate the body 21 of the foot support 2 counterclockwise so that the engaging protrusion (or the third engaging portion 24) on the side surface 211 of the body 21 enters the engaging hole (or the first engaging portion 51) of the auxiliary member 5, Furthermore, the foot support 2 is stably fixed to the lower end of the barrel 1.
其中,为了便于卡合凸起进入卡合孔中,卡合凸起具有导引斜面241,导引斜面241斜向上延伸,且导引斜面241位于卡合凸起远离脚撑2的底面212的一侧。换言之,第三卡合部24具有导引斜面241,导引斜面241斜向上延伸,且导引斜面241位于第三卡合部24远离脚撑2的底面212的一侧。Wherein, in order to facilitate the engaging protrusion to enter the engaging hole, the engaging protrusion has a guiding inclined surface 241, the guiding inclined surface 241 extends obliquely upward, and the guiding inclined surface 241 is located on the engaging protrusion away from the bottom surface 212 of the foot support 2. One side. In other words, the third engaging portion 24 has a guiding inclined surface 241, the guiding inclined surface 241 extends diagonally upward, and the guiding inclined surface 241 is located on the side of the third engaging portion 24 away from the bottom surface 212 of the footrest 2.
进一步,卡爪的上边沿(或者至少一个第二卡合部22的上边沿223)与卡合凸起的下边沿(或者第三卡部24的下边沿242)大致齐平,较佳的,卡爪的上边沿(或者至少一个第二卡合部22的上边沿223)与卡合凸起的下边沿(或者第三卡部24的下边沿242)之间的距离为±5mm。其中,“上边沿”靠近桶体1的上端,“下边沿”靠近桶体1的下端。Further, the upper edge of the claw (or the upper edge 223 of the at least one second engaging portion 22) is substantially flush with the lower edge of the engaging protrusion (or the lower edge 242 of the third engaging portion 24). Preferably, The distance between the upper edge of the pawl (or the upper edge 223 of the at least one second engaging portion 22) and the lower edge of the engaging protrusion (or the lower edge 242 of the third engaging portion 24) is ±5 mm. Among them, the "upper edge" is close to the upper end of the barrel 1, and the "lower edge" is close to the lower end of the barrel 1.
本实用新型中进一步限定了卡爪的上边沿(或者至少一个第二卡合部22的上边沿223)与卡合凸起的下边沿(或者第三卡部24的下边沿242)之间的位置关系,即,卡合凸起(或者第三卡合部24)与卡合孔(或者第一卡合部51)之间的相互限位,保证卡爪(至少一个第二卡合部22)不会自桶体1的下端脱落,提高了固定结构的稳定性。The present invention further defines the gap between the upper edge of the claw (or the upper edge 223 of the at least one second engaging portion 22) and the lower edge of the engaging protrusion (or the lower edge 242 of the third engaging portion 24). The positional relationship, that is, the mutual restriction between the engaging protrusion (or the third engaging portion 24) and the engaging hole (or the first engaging portion 51) to ensure that the claw (at least one second engaging portion 22) ) Will not fall off from the lower end of the barrel 1, improving the stability of the fixing structure.
继续参照图5,辅助件5的上端设置弯折边52,弯折边52自辅助件5的顶部朝向底部弯折;脚撑2的本体21的侧面211上设置台阶部213,台阶部213靠近本体21的顶部;其中,于第一卡合结构51为设置于辅助件5上卡合孔时,脚撑2的本体21的侧面211上的卡合凸起进入卡合孔中,卡合凸起的下边沿实质上压抵于卡合孔的底部,使得辅助件5收到向下的作用力,此时,辅助件5的弯折边52会向下压抵脚撑2的本体21的侧面211上的台阶部213,进而避免了卡合凸起在外力的作用下自卡合孔中脱出,有利于脚撑2与桶体1固定连接 稳定性的提升。其中,“顶部”靠近桶体1的上端,“底部”靠近桶体1的下端。5, the upper end of the auxiliary member 5 is provided with a bending edge 52, which is bent from the top to the bottom of the auxiliary member 5; the side surface 211 of the body 21 of the foot support 2 is provided with a step 213, the step 213 is close to The top of the body 21; wherein, when the first engaging structure 51 is provided in the engaging hole on the auxiliary member 5, the engaging protrusion on the side surface 211 of the body 21 of the foot support 2 enters the engaging hole, and the engaging protrusion The lower edge of the raised edge is substantially pressed against the bottom of the engaging hole, so that the auxiliary member 5 receives a downward force. At this time, the bent edge 52 of the auxiliary member 5 will press down against the body 21 of the foot support 2. The step portion 213 on the side surface 211 further prevents the engagement protrusion from coming out of the engagement hole under the action of external force, which is beneficial to improve the stability of the fixed connection between the foot support 2 and the barrel 1. Among them, the "top" is close to the upper end of the barrel 1, and the "bottom" is close to the lower end of the barrel 1.
此外,滑轮3通过连接件4设置于脚撑2的底部,滑轮3可于地面上滑动,以使得桶体1移动。In addition, the pulley 3 is provided at the bottom of the foot support 2 through the connecting member 4, and the pulley 3 can slide on the ground to make the barrel 1 move.
本实用新型还提供一种吸尘器,其包括如上所述的桶体1与脚撑2的固定结构。The present invention also provides a vacuum cleaner, which includes the fixing structure of the barrel 1 and the foot support 2 as described above.
综上,本实用新型提出的桶体与脚撑的固定结构,其包括第一、至少一个第二及第三卡合部,第一卡合部设置于桶体的一侧,至少一个第二卡合部与第三卡合部分别设置于脚撑朝向桶体的侧面一侧,至少一个第二卡合部结合于桶体的下端,第一卡合部与第二卡合部卡合,能够使桶体和脚撑实现无螺钉连接,免去了放螺钉包的工艺步骤,且桶体和脚撑之间的连接简单可靠,提高了用户的满意度,降低了投诉率。In summary, the fixing structure of the barrel and the foot support provided by the present utility model includes a first, at least one second, and third engaging portion. The first engaging portion is provided on one side of the barrel, and at least one second The engaging portion and the third engaging portion are respectively arranged on the side of the foot support facing the side surface of the barrel, at least one second engaging portion is coupled to the lower end of the barrel, and the first engaging portion is engaged with the second engaging portion, The barrel body and the foot support can be connected without screws, the process steps of putting a screw bag are eliminated, and the connection between the barrel body and the foot support is simple and reliable, which improves user satisfaction and reduces the complaint rate.
当然,本实用新型还可有其他多种实施例,在不背离本实用新型精神及其实质的情况下,熟悉本领域的技术人员可根据本实用新型作出各种相应的改变和变形,但这些相应的改变和变形都应属于本实用新型所附的权利要求的保护范围。Of course, the present utility model can also have many other embodiments. Without departing from the spirit and essence of the present utility model, those skilled in the art can make various corresponding changes and modifications according to the present utility model, but these Corresponding changes and deformations should belong to the protection scope of the appended claims of the present utility model.

Claims (10)

  1. 一种桶体与脚撑的固定结构,其特征在于,A fixing structure for a barrel body and an foot support, characterized in that:
    该桶体(1)上设置第一卡合部(51);该脚撑(2)上设置至少一个第二卡合部(22)以及第三卡合部(24);The barrel (1) is provided with a first engaging portion (51); the foot support (2) is provided with at least one second engaging portion (22) and a third engaging portion (24);
    其中,该脚撑(2)包括本体(21),本体(21)具有侧面(211),该侧面(211)朝向该桶体(1);该至少一个第二卡合部(22)以及该第三卡合部(24)分别设置于该侧面(211),且该至少一个第二卡合部(22)突出于该侧面(211),使得该至少一个第二卡合部(22)与该侧面(211)之间形成卡合空间(221);Wherein, the foot support (2) includes a body (21), the body (21) has a side surface (211), the side surface (211) facing the barrel (1); the at least one second engaging portion (22) and the The third engaging portion (24) is respectively arranged on the side surface (211), and the at least one second engaging portion (22) protrudes from the side surface (211), so that the at least one second engaging portion (22) and A clamping space (221) is formed between the side surfaces (211);
    于该脚撑(2)固定至该桶体(1)时,该桶体(1)的下端进入该卡合空间(221)中,该第一卡合部(51)与该第三卡合部(24)相互卡合;该第一卡合部(51)与该第三卡合部(24)其中之一为卡合凸起,该第一卡合部(51)与该第三卡合部(24)其中之另一为卡合孔。When the foot support (2) is fixed to the barrel (1), the lower end of the barrel (1) enters the engaging space (221), and the first engaging portion (51) is engaged with the third engaging Parts (24) are mutually engaged; one of the first engaging part (51) and the third engaging part (24) is an engaging protrusion, the first engaging part (51) and the third engaging part The other of the joints (24) is a clamping hole.
  2. 如权利要求1所述的桶体与脚撑的固定结构,其特征在于,还包括辅助件(5),辅助件(5)套设于该桶体(1)的下端的外侧,且位于该桶体(1)与该脚撑(2)的该侧面(211)之间;其中,该第一卡合部(51)设置于该辅助件(5)上。The fixing structure of the barrel and the foot support according to claim 1, further comprising an auxiliary member (5), the auxiliary member (5) is sleeved on the outer side of the lower end of the barrel (1) and is located in the Between the barrel body (1) and the side surface (211) of the foot support (2); wherein, the first engaging portion (51) is arranged on the auxiliary member (5).
  3. 如权利要求2所述的桶体与脚撑的固定结构,其特征在于,该第一卡合部(51)为卡合孔,该卡合孔为贯穿孔;该第三卡合部(24)为卡合凸块;于该脚撑(2)固定至该桶体(1)时,该卡合凸块容置于该卡合孔中。The fixing structure of the barrel and the foot support according to claim 2, wherein the first engaging portion (51) is an engaging hole, and the engaging hole is a through hole; the third engaging portion (24) ) Is an engaging protrusion; when the foot support (2) is fixed to the barrel (1), the engaging protrusion is received in the engaging hole.
  4. 如权利要求3所述的桶体与脚撑的固定结构,其特征在于,该卡合凸块具有导引斜面,该导引斜面位于该卡合凸块远离该脚撑(2)的底面(212)的一侧,其中,该导引斜面为斜向上延伸。The fixing structure of the barrel body and the foot support according to claim 3, wherein the engaging projection has a guiding inclined surface, and the guiding inclined surface is located on the bottom surface of the engaging projection away from the foot support (2). 212), wherein the guiding inclined surface extends diagonally upward.
  5. 如权利要求2所述的桶体与脚撑的固定结构,其特征在于,于该脚撑(2)固定至该桶体(1)时,该辅助件(5)的下端进入该卡合空间(221)中。The fixing structure of the barrel body and the foot support according to claim 2, wherein when the foot support (2) is fixed to the barrel body (1), the lower end of the auxiliary member (5) enters the engaging space (221) In.
  6. 如权利要求1所述的桶体与脚撑的固定结构,其特征在于,该至少一个第二卡合部(22)为卡爪。The fixing structure of the barrel and the foot support according to claim 1, wherein the at least one second engaging portion (22) is a claw.
  7. 如权利要求6所述的桶体与脚撑的固定结构,其特征在于,该卡爪的外侧设置多个加强筋(222)。The fixing structure of the barrel and the foot support according to claim 6, wherein a plurality of reinforcing ribs (222) are provided on the outer side of the claw.
  8. 如权利要求1所述的桶体与脚撑的固定结构,其特征在于,该至少一个第二卡合部(22)的上侧边沿(223)与该第三卡合部(24)的下侧边沿(242)齐平。The fixing structure of the barrel and the foot support according to claim 1, wherein the upper edge (223) of the at least one second engaging portion (22) and the lower edge of the third engaging portion (24) are The side edges (242) are flush.
  9. 如权利要求1所述的桶体与脚撑的固定结构,其特征在于,该至少一个第二卡合部(22)的数量为两个,该两个第二卡合部(22)对称设置于该第三卡合部(51)的两侧。The fixing structure of the barrel and the foot support according to claim 1, wherein the number of the at least one second engaging portion (22) is two, and the two second engaging portions (22) are symmetrically arranged On both sides of the third engaging portion (51).
  10. 一种吸尘器,其特征在于,包括如权利要求1-9任一项所述的桶体与脚撑的固定结构。A vacuum cleaner, characterized by comprising the fixing structure of the barrel body and the foot support according to any one of claims 1-9.
PCT/CN2019/116462 2019-08-07 2019-11-08 Fastening structure for drum-shaped housing and support legs, and vacuum cleaner WO2021022700A1 (en)

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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20020073494A1 (en) * 2000-08-22 2002-06-20 Stuchlik William R. Apparatus for treating a floor surface
CN1977748A (en) * 2005-12-05 2007-06-13 乐金电子(天津)电器有限公司 Structure for preventing caster shock of cleaner
CN201822392U (en) * 2010-10-22 2011-05-11 宝钜儿童用品香港股份有限公司 Child seat accessory fastener
CN202020375U (en) * 2011-04-08 2011-11-02 苏州市春菊电器有限公司 Roller component
CN109330470A (en) * 2018-11-02 2019-02-15 天佑电器(苏州)有限公司 Dust catcher
CN109965772A (en) * 2017-12-28 2019-07-05 浙江绍兴苏泊尔生活电器有限公司 Dust catcher and its control method

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20020073494A1 (en) * 2000-08-22 2002-06-20 Stuchlik William R. Apparatus for treating a floor surface
CN1977748A (en) * 2005-12-05 2007-06-13 乐金电子(天津)电器有限公司 Structure for preventing caster shock of cleaner
CN201822392U (en) * 2010-10-22 2011-05-11 宝钜儿童用品香港股份有限公司 Child seat accessory fastener
CN202020375U (en) * 2011-04-08 2011-11-02 苏州市春菊电器有限公司 Roller component
CN109965772A (en) * 2017-12-28 2019-07-05 浙江绍兴苏泊尔生活电器有限公司 Dust catcher and its control method
CN109330470A (en) * 2018-11-02 2019-02-15 天佑电器(苏州)有限公司 Dust catcher

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