CN108209706B - Hand-held vacuum cleaner - Google Patents
Hand-held vacuum cleaner Download PDFInfo
- Publication number
- CN108209706B CN108209706B CN201810252073.8A CN201810252073A CN108209706B CN 108209706 B CN108209706 B CN 108209706B CN 201810252073 A CN201810252073 A CN 201810252073A CN 108209706 B CN108209706 B CN 108209706B
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- China
- Prior art keywords
- extension pipe
- suction head
- elastic
- pipe
- state
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- 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.)
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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
- A47L5/00—Structural features of suction cleaners
- A47L5/12—Structural features of suction cleaners with power-driven air-pumps or air-compressors, e.g. driven by motor vehicle engine vacuum
- A47L5/22—Structural features of suction cleaners with power-driven air-pumps or air-compressors, e.g. driven by motor vehicle engine vacuum with rotary fans
- A47L5/24—Hand-supported suction cleaners
-
- 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
- A47L9/00—Details 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
- A47L9/10—Filters; Dust separators; Dust removal; Automatic exchange of filters
- A47L9/14—Bags or the like; Rigid filtering receptacles; Attachment of, or closures for, bags or receptacles
- A47L9/1427—Means for mounting or attaching bags or filtering receptacles in suction cleaners; Adapters
- A47L9/1463—Means for mounting or attaching bags or filtering receptacles in suction cleaners; Adapters specially adapted for rigid filtering receptacles
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Electric Vacuum Cleaner (AREA)
Abstract
The invention discloses a handheld dust collector which comprises a dust collector body and a dust cup arranged in the dust collector body, wherein the dust collector body is provided with an accommodating cavity with an opening formed at the upper side, the dust cup is inserted into the dust collector body from the opening at the upper side of the accommodating cavity and is fixed in the dust collector body, and the dust cup can be matched with the dust collector body in an upper side insertion mode, so that the operation is simple.
Description
Technical Field
The invention relates to the field of household appliances, in particular to a handheld dust collector.
Background
The dust cup of the existing hand-held dust collector is assembled with the dust collector body in a screwing-in manner, and the assembling and disassembling processes are troublesome, time-consuming and laborious; in addition, in the long-term use process, dust falling into the thread groove is not easy to clean, and the assembly between the dust cup and the dust collector body can be influenced.
In view of the above, there is a need for an improved handheld vacuum cleaner to solve the above problems.
Disclosure of Invention
The invention aims to solve at least one technical problem in the prior art, and in order to achieve the aim, the invention provides a handheld dust collector which is specifically designed as follows.
A handheld dust collector comprises a dust collector body and a dust cup arranged in the dust collector body, wherein the dust collector body is provided with an accommodating cavity with an opening formed at the upper side, and the dust cup is inserted into and fixed in the dust collector body from the opening at the upper side of the accommodating cavity; the handheld dust collector comprises a dust collector body, a hollow extension pipe and a locking assembly, wherein the dust collector body is provided with a suction head, the suction head is connected to one end of the extension pipe in a plugging mode, the locking assembly comprises an elastic clamping head penetrating through the peripheral wall of the extension pipe and a buckling part formed on the peripheral wall of the suction head; the elastic clamping head is provided with a first state that the fastening part is clamped after the air suction head is inserted into the end part of the extension pipe so as to lock the air suction head in the extension pipe and a second state that the locking relation between the air suction head and the extension pipe is released; the elastic chuck in the first state is provided with a first protruding height in the extension pipe, the elastic chuck in the second state is provided with a second protruding height in the extension pipe, and the second protruding height is smaller than the first protruding height.
Furthermore, the elastic chuck is connected with an elastic sheet which drives the elastic chuck to automatically return to the first state outside the extension pipe.
Furthermore, the locking assembly further comprises a movable pipe sleeve which is sleeved outside the extension pipe and drives the elastic sheet to compress and drive the elastic chuck to enter the second state.
Furthermore, the movable pipe sleeve comprises a pipe sleeve force application part positioned outside and a pipe sleeve abutting part positioned on the inner side of the pipe sleeve force application part and driving the elastic chuck to move, and the elastic chuck is provided with an abutting part for matching with the pipe sleeve abutting part on the outer part of the extension pipe.
Further, the pipe sleeve abutting part is an annular structure which is sleeved outside the extension pipe and is matched with the cross section of the extension pipe in shape, and the abutting part is a clamping groove which is formed on the outer side of the elastic clamping head and is abutted against one side edge of the pipe sleeve abutting part.
Further, the buckling part is a groove formed in the circumferential direction of the outer circumferential wall of the suction head.
Further, the locking assembly comprises a pair of oppositely arranged elastic chucks.
Furthermore, the elastic clamping head is arranged on one side in the extension pipe towards one side of the end part of the extension pipe in an inclined mode, and in the process that the suction head is inserted into the end part of the extension pipe, the suction head drives the elastic clamping head to be switched from the first state to the second state.
Furthermore, the handheld dust collector further comprises a rotation limiting assembly, the rotation limiting assembly comprises a protrusion and a slot which are matched with each other, the protrusion is opposite to the extending pipe and one of the suction heads is fixedly arranged, and the slot is opposite to the extending pipe and the other one of the suction heads is fixedly arranged.
The invention has the beneficial effects that: in the invention, the dust cup can be matched with the dust collector body in an upside insertion mode, and the operation is simple.
Drawings
FIG. 1 is a schematic plan view of the entire vacuum cleaner;
FIG. 2 is a perspective view of the vacuum cleaner with the dirt cup removed;
FIG. 3 is a schematic view of the vacuum cleaner body prior to assembly with the extension pipe;
FIG. 4 is an enlarged view of a portion a of FIG. 3;
FIG. 5 is a schematic view of the tube housing of FIG. 4 with the force application portion removed;
FIG. 6 is a schematic view of the pipe sleeve of FIG. 5 with the pressing portion removed;
FIG. 7 is a schematic view of a side of the structure of FIG. 4 taken along the direction A-A';
FIG. 8 is a schematic view of the structure of the suction head inserted into the extension tube;
FIG. 9 is an enlarged view of portion b of FIG. 8;
FIG. 10 is a schematic view of the extension tube with the force-applying portion removed;
FIG. 11 is a schematic view of the structure of FIG. 10 with the sleeve abutting portion removed;
FIG. 12 shows an embodiment of the resilient clip, and the pipe sleeve pressing portion;
FIG. 13 is a schematic view showing the engagement between the elastic chuck and the pressing portion of the socket;
FIG. 14 is a schematic view of the dirt cup engaged with the cleaner body;
figure 15 shows the dirt cup removed to remove the dirt.
Detailed Description
The present invention will be described in detail with reference to the embodiments shown in the drawings, and reference is made to fig. 1 to 15, which are some preferred embodiments of the present invention.
The invention discloses a dust collector, and particularly relates to a handheld dust collector. Referring to fig. 1, 2, 14 and 15, in the present embodiment, the handheld vacuum cleaner includes a cleaner body 2 and a dust cup 5 disposed in the cleaner body 2; wherein, the cleaner body 2 is provided with a containing cavity (not marked in the figure) with an upper side forming an opening 20, and the dust cup 5 is inserted and fixed in the cleaner body 2 from the upper side opening 20 of the containing cavity.
In the invention, the dust cup 5 can be matched with the dust collector body 2 in an upside insertion mode, and the operation is simple.
In the implementation process, the containing cavity for containing the dust cup 5 is vertically communicated, the dust cup 5 comprises a cup body 51 and an air inlet 50 which forms the side wall of the cup body 51 and is used for allowing air containing dust to enter, and the lower end of the cup body 51 is provided with a cover body 52 for opening the cup body 5 to pour out the dust in the cup body 5. The cleaner body 2 is provided with a handle 22 to be held by a user, and an operation button 23 for the user to start the cleaner is provided on one side of the handle 22. The fan, the air duct and other structural cooperation modes inside the cleaner body 2 can refer to the existing design, and are not specifically developed here.
As shown in fig. 3, the cleaner body 2 according to the present invention further includes a suction head 21, and air with dust can be introduced into the dust cup 5 mounted in the cleaner body 2 through the suction head 21.
The invention relates to a dust collector, which also comprises a hollow extension pipe 1, wherein a suction head 21 of a dust collector body 2 is connected with one end of the extension pipe 1 in a plugging manner; as shown in fig. 2 and 3, the suction head may be inserted into the end of the extension pipe 1 or may be pulled out from the end of the extension pipe 1.
As shown in fig. 6, 7 and 8, the extension pipe 1 according to the present embodiment is formed by abutting an extension pipe body 11 and an end pipe 12 located at an end of the extension pipe body 11, and usually, the extension pipe body 11 is formed of a metal material, the end pipe 12 is formed of a plastic material, and the extension pipe body 11 is inserted into the end pipe 12 and locked by an external collar 120 to be integrated. Of course, the extension pipe 1 may be integrally formed in other embodiments of the present invention.
The vacuum cleaner of the present invention further includes a locking assembly, as shown in fig. 8 and 9, the locking assembly includes an elastic chuck 31 penetrating the peripheral wall of the extension pipe 1 and a locking portion 210 formed on the peripheral wall of the suction head 21. In the embodiment, a through hole (not labeled) is formed through the sidewall of the end tube 12, and the elastic clamp 31 is disposed in the through hole; the engaging portion 210 is a groove formed in the circumferential direction of the outer circumferential wall of the suction head 21.
The elastic chuck 31 is configured with a first state and a second state, the elastic chuck 31 in the first state has a first protruding height in the extension pipe 1, the elastic chuck 31 in the second state has a second protruding height in the extension pipe 1, and the second protruding height is smaller than the first protruding height.
Specifically, the method comprises the following steps: when the elastic chuck 31 is in the first state, after the suction head 21 is inserted into the end of the extension pipe 1, the elastic chuck 31 with the first protruding height in the extension pipe 1 can clamp the buckling part 210, so as to lock the suction head 21 in the extension pipe 1; when the elastic chuck 31 is in the second state, the elastic chuck 31 having the second protruding height in the extension pipe 1 can be separated from the engaging portion 210, so as to release the locking relationship between the suction head 21 and the extension pipe 1, and at this time, the suction head 21 can be inserted into the extension pipe 1 or pulled out from the extension pipe 1. In this embodiment, the second protrusion height may be zero, that is, the elastic clip 31 in the second state has no protrusion part inside the extension pipe 1.
In the present invention, as shown in fig. 6 and 11, the elastic clip 31 is connected to an elastic sheet 32 outside the extension pipe 1 for driving the elastic clip 31 to automatically return to the first state. In the specific implementation process, the elastic sheet 32 is formed by adhering to the end pipe 12 and extends from the elastic chuck 31 to a side close to the extension pipe body 11, a first flange portion 121 is formed on the end pipe 12, one side of the elastic sheet 32 far away from the elastic chuck 31 abuts against the first flange portion 121, and the first flange portion 121 provides a supporting force for the elastic sheet 32.
The elastic chuck 31 and the elastic sheet 32 in this embodiment are integrally formed; of course, in other embodiments of the present invention, the elastic clip 31 and the elastic piece 32 may be formed separately.
Referring to fig. 4, 5, 7, 9 and 10, in the present embodiment, the locking assembly further includes a movable sleeve 4 sleeved outside the end tube 12 to drive the elastic sheet 32 to compress and drive the elastic clamp 31 to enter the second state.
Specifically, the movable pipe sleeve in this embodiment includes a pipe sleeve force application portion 42 located outside and a pipe sleeve pressing portion 41 located inside the pipe sleeve force application portion 42 and driving the elastic chuck 31 to move, and the elastic chuck 31 is formed with an abutting portion 310 on the outside of the extension pipe 1 for the pipe sleeve pressing portion 41 to engage with.
Referring to fig. 12 and 13, the pipe sleeve pressing portion 41 is an annular structure that is sleeved outside the extension pipe 1 and is adapted to the cross-sectional shape of the extension pipe 1, and the abutting portion 310 is a slot that is formed outside the elastic clip 31 and abuts against one side of the pipe sleeve pressing portion 41.
The pipe sleeve force application portion 42 and the pipe sleeve pressing portion 41 in this embodiment are two separately formed independent structures, as shown in fig. 9, a protruding portion 420 is formed by protruding inward inside the pipe sleeve force application portion 42, and the pipe sleeve pressing portion 41 is disposed between the protruding portion 420 and the abutting portion 310 of the elastic chuck 31.
When a user holds the pipe sleeve force application part 42 and moves the pipe sleeve force application part 42 towards one side of the extension pipe main body part 11, the convex part 420 abuts against the pipe sleeve pressing part 41 and drives the elastic chuck 31 to move towards one side of the extension pipe main body part 11, the elastic sheet 32 is compressed, and at the moment, the protruding height of the elastic chuck 31 in the extension pipe 1 changes from the first protruding height to the second protruding height; when the user releases the pipe sleeve force application part 42, the compressed spring sheet 32 automatically restores and drives the protruding height of the elastic chuck 31 inside the extension pipe 1 to change from the second protruding height to the first protruding height.
Further, referring to fig. 9, in order to limit the compression range of the elastic piece 32, the first flange portion 121 of the end pipe 12 is further provided with a second flange portion 123 at an interval on the side of the extension pipe body portion 11, and when the user moves the socket urging portion 42, the second flange portion 123 can restrict the socket urging portion 42 from further moving to the side of the extension pipe body portion 11.
In the present embodiment, in order to enhance the bonding strength between the extension pipe 1 and the suction head 21, the locking assembly specifically includes a pair of resilient clips 31 disposed oppositely, and the pair of resilient clips 31 are preferably symmetrically disposed.
In order to facilitate the insertion and engagement process between the extension pipe 1 and the cleaner body 2, one side of the elastic clamp 31 in the extension pipe 1 is inclined toward one side of the end portion of the extension pipe 1 (i.e. the side away from the main body 11 of the extension pipe 1), and during the insertion process of the suction head 21 into the end portion of the extension pipe 1, the suction head 21 drives the elastic clamp 31 to switch from the first state to the second state.
Based on this setting structure, when the suction head 21 is inserted to 1 tip of extension pipe, butt 21 to the suction head of elasticity dop 31 can promote elasticity dop 31 and move to the lateral wall outside along the through-hole on 1 lateral wall of extension pipe, thereby let the position to the inserting of suction head 21, insert the back that targets in place at suction head 21, elasticity dop 31 can rebound automatically and the joint is on the buckling parts 210 of suction head 21, thereby realize being connected the locking between extension pipe 1 and the suction head 21, the whole connection process of inserting need not to realize to pipe sleeve application of force portion 42 application of force, and easy operation is convenient.
In the present invention, if the locking relationship between the extension pipe 1 and the suction head 21 needs to be released, the user can hold the socket biasing portion 42 and move the socket biasing portion 42 in the direction of the extension pipe main body portion 11, and the extension pipe 1 and the suction head 21 can be separated from each other after the locking relationship is released.
To prevent relative rotation between the extension pipe 1 and the suction head 21 after locking, the vacuum cleaner further comprises a rotation limiting assembly, which is shown in fig. 3 in this embodiment. The rotation limiting assembly comprises a protrusion 22 and a slot 124 which are matched with each other; wherein, the protrusion 22 is fixedly arranged relative to the suction head 21, and the slot 124 is fixedly arranged relative to the extension pipe 1. When the extension pipe 1 is locked with the suction head 21, the protrusion 22 is inserted into the insertion groove 124, thereby preventing relative rotation between the extension pipe 1 and the suction head 21. In other embodiments of the present invention, the position relationship between the protrusion 22 and the slot 124 may be interchanged; in other embodiments, the cross-sectional profile of the suction tip 21 may be configured in a non-circular shape, and the extension tube 1 may have a socket matching the profile of the suction tip 21 for insertion of the suction tip 21, so that relative rotation between the extension tube 1 and the suction tip 21 is also prevented.
In addition, referring to fig. 9, in the present embodiment, a first sealing ring 211 is disposed on the circumferential outer wall of the suction head 21, a second sealing ring 122 is disposed inside the end pipe 12, when the suction head 21 is inserted into and locked at the end of the extension pipe 1, the first sealing ring 211 is sandwiched between the outer wall of the suction head 21 and the inner wall of the end pipe 12, the end of the suction head 21 abuts against the second sealing ring 122, and double sealing protection can ensure that the connection between the extension pipe 1 and the suction head 21 has good sealing performance.
The invention also provides a plug module, which comprises a hollow tube body and a plug head connected to the end of the tube body in a plug manner, wherein the tube body can be but is not limited to the end tube 12 described above, and the plug head can be but is not limited to the suction head 21 described above. The plug-in module can be applied to other structures which need to be connected and are not limited to the dust collector.
It should be understood that although the present description refers to embodiments, not every embodiment contains only a single technical solution, and such description is for clarity only, and those skilled in the art should make the description as a whole, and the technical solutions in the embodiments can also be combined appropriately to form other embodiments understood by those skilled in the art.
The above-listed detailed description is only a specific description of a possible embodiment of the present invention, and they are not intended to limit the scope of the present invention, and equivalent embodiments or modifications made without departing from the technical spirit of the present invention should be included in the scope of the present invention.
Claims (6)
1. A hand-held cleaner comprises a cleaner body and a dust cup arranged in the cleaner body, and is characterized in that the cleaner body is provided with an accommodating cavity with an opening formed at the upper side, and the dust cup is inserted into and fixed in the cleaner body from the opening at the upper side of the accommodating cavity; the handheld dust collector comprises a dust collector body, a hollow extension pipe and a locking assembly, wherein the dust collector body is provided with a suction head, the suction head is connected to one end of the extension pipe in a plugging mode, the locking assembly comprises an elastic clamping head penetrating through the peripheral wall of the extension pipe and a buckling part formed on the peripheral wall of the suction head; the elastic clamping head is provided with a first state that the fastening part is clamped after the air suction head is inserted into the end part of the extension pipe so as to lock the air suction head in the extension pipe and a second state that the locking relation between the air suction head and the extension pipe is released; the elastic chuck in the first state is provided with a first protruding height in the extension pipe, the elastic chuck in the second state is provided with a second protruding height in the extension pipe, and the second protruding height is smaller than the first protruding height; the elastic chuck is connected with an elastic sheet which drives the elastic chuck to automatically return to the first state outside the extension pipe; the locking component also comprises a movable pipe sleeve which is sleeved outside the extension pipe and drives the elastic sheet to compress and drive the elastic chuck to enter the second state; the elastic clamping head is arranged on one side in the extension pipe towards one side of the end part of the extension pipe in an inclined mode, the suction head is inserted into the end part of the extension pipe in the process, and the suction head drives the elastic clamping head to be switched from the first state to the second state.
2. The handheld vacuum cleaner of claim 1, wherein the movable shroud includes a shroud biasing portion located outside and a shroud abutting portion located inside the shroud biasing portion and configured to drive the elastic chuck to move, and the elastic chuck forms an abutting portion on an outside of the extension pipe for engaging with the shroud abutting portion.
3. The hand-held cleaner according to claim 2, wherein the pipe sleeve abutting portion is an annular structure that is sleeved outside the extension pipe and has a shape corresponding to a cross-sectional shape of the extension pipe, and the abutting portion is a locking groove that is formed outside the elastic clamp to abut against one side of the pipe sleeve abutting portion.
4. The hand-held cleaner according to claim 1, wherein the engaging portion is a groove formed in a circumferential direction of the suction head outer peripheral wall.
5. The hand-held cleaner of any one of claims 1-4, wherein the latch assembly comprises a pair of oppositely disposed spring clips.
6. The hand-held cleaner of any one of claims 1-4, further comprising a rotation limiting assembly, the rotation limiting assembly comprising a protrusion and a slot that cooperate with each other, the protrusion being fixedly disposed relative to one of the extension tube and the suction head, and the slot being fixedly disposed relative to the other of the extension tube and the suction head.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810252073.8A CN108209706B (en) | 2018-03-26 | 2018-03-26 | Hand-held vacuum cleaner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810252073.8A CN108209706B (en) | 2018-03-26 | 2018-03-26 | Hand-held vacuum cleaner |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108209706A CN108209706A (en) | 2018-06-29 |
| CN108209706B true CN108209706B (en) | 2021-06-04 |
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ID=62660012
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810252073.8A Active CN108209706B (en) | 2018-03-26 | 2018-03-26 | Hand-held vacuum cleaner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108209706B (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202942029U (en) * | 2012-11-27 | 2013-05-22 | 莱克电气股份有限公司 | Dust collector with novel accessory cavity |
| CN103239190A (en) * | 2012-02-06 | 2013-08-14 | 罗克山有限公司 | Plug-in vacuum cleaner suction pipe assembly with a sleeve |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20030020019A (en) * | 2001-08-29 | 2003-03-08 | 삼성광주전자 주식회사 | Telescopic pipe connecting structure of vacuum cleaner |
| GB2495124B (en) * | 2011-09-29 | 2014-06-04 | Dyson Technology Ltd | An upright vacuum cleaner |
| CN206183163U (en) * | 2016-08-24 | 2017-05-24 | 苏州市伟克斯电器有限公司 | Block mechanism and dust catcher |
| CN107233050B (en) * | 2017-08-08 | 2022-12-06 | 苏州欧圣电气股份有限公司 | Connecting assembly for dust collector and dust collector |
-
2018
- 2018-03-26 CN CN201810252073.8A patent/CN108209706B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103239190A (en) * | 2012-02-06 | 2013-08-14 | 罗克山有限公司 | Plug-in vacuum cleaner suction pipe assembly with a sleeve |
| CN202942029U (en) * | 2012-11-27 | 2013-05-22 | 莱克电气股份有限公司 | Dust collector with novel accessory cavity |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108209706A (en) | 2018-06-29 |
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Effective date of registration: 20210413 Address after: 215156 No. 499, FanFeng Road, Xukou Town, Wuzhong District, Suzhou City, Jiangsu Province Applicant after: Suzhou shangteng Technology Manufacturing Co.,Ltd. Address before: 215000 499 FanFeng Road, Xukou Town, Wuzhong District, Suzhou City, Jiangsu Province Applicant before: Suzhou Haili Electric Appliance Co.,Ltd. |
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