CN113475974A - Battery pack locking device of handheld dust collector and implementation method thereof - Google Patents
Battery pack locking device of handheld dust collector and implementation method thereof Download PDFInfo
- Publication number
- CN113475974A CN113475974A CN202110641927.3A CN202110641927A CN113475974A CN 113475974 A CN113475974 A CN 113475974A CN 202110641927 A CN202110641927 A CN 202110641927A CN 113475974 A CN113475974 A CN 113475974A
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- groove
- block
- dust collector
- battery
- clamping
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- 239000000428 dust Substances 0.000 title claims abstract description 66
- 238000000034 method Methods 0.000 title claims abstract description 9
- 238000003780 insertion Methods 0.000 claims description 14
- 230000037431 insertion Effects 0.000 claims description 14
- 238000009434 installation Methods 0.000 claims description 7
- 230000002146 bilateral effect Effects 0.000 claims description 6
- 230000000694 effects Effects 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 239000012634 fragment Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
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Classifications
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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
-
- 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
- A47L9/28—Installation of the electric equipment, e.g. adaptation or attachment to the suction cleaner; Controlling suction cleaners by electric means
-
- 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
- A47L9/28—Installation of the electric equipment, e.g. adaptation or attachment to the suction cleaner; Controlling suction cleaners by electric means
- A47L9/2868—Arrangements for power supply of vacuum cleaners or the accessories thereof
- A47L9/2884—Details of arrangements of batteries or their installation
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Battery Mounting, Suspending (AREA)
Abstract
The invention relates to the technical field of dust collectors, in particular to a battery pack locking device of a handheld dust collector and an implementation method of the battery pack locking device. According to the invention, the battery block is inserted into the slot, the trapezoidal rod is in inserting fit with the trapezoidal slot, the T-shaped rod is in inserting fit with the T-shaped slot, the battery block is limited and fixed by the locking component, and the battery block is mounted, so that the battery block is convenient, rapid, trouble-saving and labor-saving to dismount and mount, the connection stability is improved, the battery pack sliding and falling situations are reduced, the dust bag of the dust collector is convenient to take and collect, and the use effect of the dust collector is improved.
Description
Technical Field
The invention relates to the technical field of dust collectors, in particular to a battery pack locking device of a handheld dust collector and an implementation method thereof.
Background
A hand-held cleaner for cleaning the small space in car is composed of a hand-held cleaner with an electric blower at its head, an air blade wheel on the shaft of said blower, a sucking unit with 500 rings per second for generating suction force and pressure, a filtering bag for collecting the dust, a filter disc for cleaning the air, is discharged from the tail part of the machine body.
The patent document with the prior art publication number of CN209641719U provides a battery pack for a handheld dust collector, an elastic hooking end is arranged on the edge of the first shell and the second shell, a hooking groove for hooking the hooking end is arranged on the second shell, when the first shell and the second shell are clamped, the hooking end is hooked in the hooking groove, so that the first shell and the second shell cannot be disassembled after being clamped, the battery pack is prevented from being broken away and damaged in the using process, and the stability of the battery pack is realized.
Although the device has more beneficial effects, the following problems still exist: the hooking end is hooked in the hooking groove to complete the installation of the battery pack, the battery pack is difficult to detach after installation, the battery pack is very inconvenient to replace and detach, the connection stability is poor, the use effect is influenced, a dust bag needs to be replaced in time when the dust collector works, the dust bag is inconvenient to take and find, and the dust collection use effect is not good enough.
Disclosure of Invention
In view of the above problems, the present invention provides a battery pack locking device for a handheld vacuum cleaner and a method for implementing the same.
In order to achieve the above object, the present invention adopts the following technical solutions:
the utility model provides a battery package locking device of hand-held type dust catcher, including the dust catcher main part, dust catcher main part upper end middle part is equipped with the handle, dust catcher main part right side lower extreme is seted up flutedly, the inside battery piece that is of recess, symmetrical structure has set firmly two trapezoidal poles around the inside recess, the inside upper end of recess has set firmly T type pole, symmetrical structure has seted up two dovetail grooves around being on the battery piece, T type groove has been seted up to the battery piece top surface, the slot has been seted up to recess left side upper end, symmetrical structure has set firmly two shell fragments around the inside left end of slot is, battery piece left wall upper end has set firmly the inserted block, symmetrical structure has set firmly two spherical contact pieces around the inserted block left wall is, dust catcher main part right side upper end sliding connection has the locking subassembly.
Preferably, the trapezoidal rod is in inserting fit with the trapezoidal groove and is in sliding connection with the trapezoidal groove, and the T-shaped rod is in inserting fit with the T-shaped groove and is in sliding connection with the T-shaped groove.
Preferably, the insertion block is in insertion fit with the insertion slot, and the spherical contact piece is in friction contact with the elastic piece.
Preferably, the collecting vat has been seted up to dust catcher main part right side upper end, and the collecting vat upper end is equipped with the arc piece, and symmetrical structure has set firmly two tapered ends around being on the arc piece, and both ends have all set firmly the buckle around the collecting vat.
Preferably, the arc-shaped block is tightly pressed with the dust collector body, and the buckle is matched with the lock head in a clamping way.
Preferably, the locking assembly comprises a round rod, a limiting groove is formed in the right wall of the upper end of the round rod, a spring is arranged at the upper end of the limiting groove, an L-shaped block is fixedly arranged at the lower end of the spring, a positioning block is fixedly arranged on the bottom surface of the round rod, two elastic chucks are fixedly arranged on the lower surface of the positioning block in a bilateral symmetry structure, a positioning groove is formed in the upper surface of the right side of the battery block, and two clamping grooves are formed in the bilateral symmetry structure of the groove wall of the positioning groove.
Preferably, the round rod is connected with the dust collector main body in a sliding mode, the L-shaped block is connected and fixed with the dust collector main body, the positioning block is connected with the positioning groove in a sliding mode, and the elastic clamping head is matched with the clamping groove in a clamping mode.
An implementation method of a battery pack locking device of a handheld dust collector comprises the following steps:
firstly, inserting a battery block into an insertion slot, inserting and matching a trapezoidal rod and a trapezoidal groove, inserting and matching a T-shaped rod and a T-shaped groove, inserting the insertion block into the insertion slot, and tightly extruding a spherical contact piece and an elastic piece in a friction contact manner to finish the installation of the battery block;
then, the pressing round rod slides downwards along the dust collector main body, the limiting groove slides along the L-shaped block, so that the positioning block is in clamping fit with the positioning groove, and the elastic clamping head is in clamping fit with the clamping groove to fix the battery block and prevent the battery block from sliding;
and finally, opening the buckle to separate from the lock head, separating the arc-shaped block from the collecting tank, placing a dust bag for the dust collector in the collecting tank, clamping the arc-shaped block with the collecting tank, and clamping the buckle with the lock head to complete the fixation of the arc-shaped block.
Due to the adoption of the technical scheme, the invention has the beneficial effects that:
1. according to the invention, the battery block is inserted into the slot, the trapezoidal rod is in inserting fit with the trapezoidal groove, the T-shaped rod is in inserting fit with the T-shaped groove, the inserting block is inserted into the slot at the moment, the spherical contact piece is in frictional contact with the elastic piece and is tightly extruded, the battery block transmits current to the elastic piece through the spherical contact piece to supply power to the dust collector main body, then the battery block is limited and fixed through the locking component to complete the installation of the battery block, the buckle is opened to separate from the lock head, the arc-shaped block is separated from the collecting groove, a dust bag for the dust collector is placed in the collecting groove and then is conveniently taken and placed, the arc-shaped block is clamped with the collecting groove, and the buckle is clamped with the lock head to complete the fixation of the arc-shaped block. The problem of though be difficult for droing but be difficult to dismantle after the battery package installation, it is very inconvenient when needing to be changed and dismantling, connection stability is poor, influence result of use, dust bag need in time be changed during dust catcher work, the dust bag is taken and is looked for inconveniently, dust absorption result of use is not good enough is solved, it is laborsaving to have realized dismantling and swift laborsaving to install, the stability of connection has been improved, the emergence of battery package landing and the condition of falling has been reduced, the dust catcher dust bag is conveniently taken and is collected, the result of use of dust catcher has been improved.
2. According to the invention, the pressing round rod slides downwards along the dust collector main body, so that the positioning block is in clamping fit with the positioning groove, the elastic clamping head is in clamping fit with the clamping groove, the battery block is convenient to mount and fix, the battery block is convenient to dismount and replace by reverse operation, the connection stability is improved, the fastening effect is better, the battery block is not easy to slide and fall off, the integrity of the battery block is effectively protected, and the service life of the battery block is prolonged.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only for the present invention and protect some embodiments, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a cross-sectional view of a groove structure of the present invention;
FIG. 3 is a cross-sectional view of a socket structure according to the present invention;
FIG. 4 is a schematic view of a collection tank configuration of the present invention;
fig. 5 is a cross-sectional view of the round bar structure of the present invention.
The reference numbers in the figures illustrate: 1. a cleaner main body; 2. a handle; 3. a groove; 4. a battery block; 5. a trapezoidal bar; 6. a T-shaped rod; 7. a trapezoidal groove; 8. a T-shaped groove; 9. a slot; 10. a spring plate; 11. inserting a block; 12. a spherical contact piece; 13. a latch assembly; 1301. a round bar; 1302. a limiting groove; 1303. a spring; 1304. an L-shaped block; 1305. positioning blocks; 1306. an elastic chuck; 1307. positioning a groove; 1308. a card slot; 14. collecting tank; 15. an arc-shaped block; 16. a lock head; 17. and (5) buckling.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present invention without any inventive step, are within the scope of the present invention.
Example 1
As shown in fig. 1-4, a battery pack locking device of a handheld dust collector, including dust collector body 1, dust collector body 1 upper end middle part is equipped with handle 2, dust collector body 1 right side lower extreme has seted up recess 3, recess 3 is inside to be equipped with battery piece 4, recess 3 is inside to be front and back symmetrical structure and has set firmly two trapezoidal poles 5, the inside upper end of recess 3 has set firmly T type pole 6, symmetrical structure has set up two dovetail grooves 7 around being on battery piece 4, T type groove 8 has been seted up to battery piece 4 top surface, slot 9 has been seted up to recess 3 left side upper end, symmetrical structure has set firmly two shell fragments 10 around being at the inside left end of slot 9, battery piece 4 left wall upper end has set firmly inserted block 11, symmetrical structure has set firmly two spherical contact pieces 12 around being on the left wall of inserted block 11, dust collector body 1 right side upper end sliding connection has locking subassembly 13.
The trapezoidal rod 5 is in splicing fit with the trapezoidal groove 7 and is in sliding connection with the trapezoidal groove, and the T-shaped rod 6 is in splicing fit with the T-shaped groove 8 and is in sliding connection with the T-shaped groove.
The insert block 11 is matched with the slot 9 in an inserting way, and the spherical contact piece 12 is in friction contact with the elastic piece 10.
Collecting vat 14 has been seted up to 1 right side upper end of dust catcher main part, and collecting vat 14 upper end is equipped with arc piece 15, and symmetrical structure has set firmly two tapered ends 16 around being on the arc piece 15, and both ends have all set firmly buckle 17 around the collecting vat 14.
The invention (a battery pack locking device of a handheld dust collector and an implementation method thereof) has the working principle that firstly, a battery block 4 is inserted into an insertion slot 9, a trapezoidal rod 5 is in insertion fit with a trapezoidal slot 7, a T-shaped rod 6 is in insertion fit with a T-shaped slot 8, an insertion block 11 is inserted into the insertion slot 9 at the moment, a spherical contact piece 12 is in friction contact with an elastic piece 10 and is tightly extruded, the battery block 4 transmits current to the elastic piece 10 through the spherical contact piece 12 to supply power to a dust collector main body 1, then the battery block 4 is limited and fixed through a locking component 13 to complete installation of the battery block 4, a buckle 17 is opened to be separated from a lock head 16, an arc block 15 is separated from a collecting slot 14, a dust bag for the dust collector is placed in the collecting slot 14 and then is conveniently taken and placed, the arc block 15 is clamped with the collecting slot 14, and the buckle 17 is clamped with the lock head 16 to complete fixation of the arc block 15.
Example 2
As shown in fig. 4, based on embodiment 1, the locking assembly 13 includes a round bar 1301, a limiting groove 1302 is formed on the right wall of the upper end of the round bar 1301, a spring 1303 is disposed at the upper end inside the limiting groove 1302, an L-shaped block 1304 is fixedly disposed at the lower end of the spring 1303, a positioning block 1305 is fixedly disposed on the bottom surface of the round bar 1301, two elastic chucks 1306 are fixedly disposed on the lower surface of the positioning block 1305 in a bilateral symmetry structure, a positioning groove 1307 is disposed on the upper surface of the right side of the battery block 4, and two clamping grooves 1308 are disposed on the groove wall of the positioning groove 1307 in a bilateral symmetry structure.
During the use, pressing round bar 1301 and sliding down along dust catcher main part 1, spacing groove 1302 slides along L type piece 1304, and spring 1303 is compressed, makes locating piece 1305 and constant head tank 1307 joint cooperation this moment, and elasticity dop 1306 and draw-in groove 1308 joint cooperation fix battery piece 4, and above-mentioned step is operated in the opposite direction, and spring 1303 restoring force extrusion round bar 1301 is difficult for sliding down, has made things convenient for dismantling of battery piece 4 to get.
In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise forms disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.
Claims (8)
1. The utility model provides a battery package locking device of hand-held type dust catcher which characterized in that: the dust collector comprises a dust collector body (1), a handle (2) is arranged in the middle of the upper end of the dust collector body (1), a groove (3) is formed in the lower end of the right side of the dust collector body (1), a battery block (4) is arranged in the groove (3), two trapezoidal rods (5) are fixedly arranged in the groove (3) in a front-back symmetrical structure, a T-shaped rod (6) is fixedly arranged at the upper end of the inner part of the groove (3), two trapezoidal grooves (7) are formed in the battery block (4) in a front-back symmetrical structure, a T-shaped groove (8) is formed in the top surface of the battery block (4), a slot (9) is formed in the upper end of the left side of the groove (3), two elastic pieces (10) are fixedly arranged in the slot (9) in a front-back symmetrical structure, an inserting block (11) is fixedly arranged at the upper end of the left wall of the battery block (4), two spherical contact pieces (12) are fixedly arranged in the slot (11) in a front-back symmetrical structure, the upper end of the right side of the dust collector main body (1) is connected with a lock catch component (13) in a sliding way.
2. The battery pack locking apparatus of a hand-held cleaner according to claim 1, wherein: trapezoidal pole (5) and trapezoidal groove (7) are pegged graft the cooperation and rather than sliding connection, T type pole (6) are pegged graft the cooperation with T type groove (8) and rather than sliding connection.
3. The battery pack locking apparatus of a hand-held cleaner according to claim 1, wherein: the plug block (11) is in plug fit with the slot (9), and the spherical contact piece (12) is in friction contact with the elastic piece (10).
4. The battery pack locking apparatus of a hand-held cleaner according to claim 1, wherein: collecting vat (14) have been seted up to dust catcher main part (1) right side upper end, collecting vat (14) upper end is equipped with arc piece (15), symmetrical structure has set firmly two tapered ends (16) around being on arc piece (15), both ends have all set firmly buckle (17) around collecting vat (14).
5. The battery pack locking apparatus of a hand-held cleaner according to claim 4, wherein: the arc-shaped block (15) is tightly pressed with the dust collector main body (1), and the buckle (17) is in clamping fit with the lock head (16).
6. The battery pack locking apparatus of a hand-held cleaner according to claim 1, wherein: the locking component (13) comprises a round rod (1301), a limiting groove (1302) is formed in the right wall of the upper end of the round rod (1301), a spring (1303) is arranged at the upper end of the inside of the limiting groove (1302), an L-shaped block (1304) is fixedly arranged at the lower end of the spring (1303), a positioning block (1305) is fixedly arranged on the bottom surface of the round rod (1301), two elastic chucks (1306) are fixedly arranged on the lower surface of the positioning block (1305) in a bilateral symmetry structure, a positioning groove (1307) is formed in the upper surface of the right side of the battery block (4), and two clamping grooves (1308) are formed in the groove wall of the positioning groove (1307) in the bilateral symmetry structure.
7. The battery pack locking apparatus of a hand-held cleaner according to claim 6, wherein: the round rod (1301) is connected with the dust collector main body (1) in a sliding mode, the L-shaped block (1304) is fixedly connected with the dust collector main body (1), the positioning block (1305) is connected with the positioning groove (1307) in a sliding mode, and the elastic clamping head (1306) is matched with the clamping groove (1308) in a clamping mode.
8. An implementation method of a battery pack locking device of a handheld dust collector comprises the following steps:
firstly, inserting a battery block (4) into an insertion slot (9), inserting and matching a trapezoidal rod (5) with a trapezoidal groove (7), inserting and matching a T-shaped rod (6) with a T-shaped groove (8), inserting an insertion block (11) into the insertion slot (9), and enabling a spherical contact piece (12) to be in friction contact with an elastic piece (10) and to be tightly extruded to complete the installation of the battery block (4);
then, the pressing round rod (1301) slides downwards along the dust collector main body (1), the limiting groove (1302) slides along the L-shaped block (1304), so that the positioning block (1305) is in clamping fit with the positioning groove (1307), the elastic clamping head (1306) is in clamping fit with the clamping groove (1308), the battery block (4) is fixed, and sliding is prevented;
and finally, opening the buckle (17) to separate from the lock head (16), separating the arc-shaped block (15) from the collecting groove (14), placing a dust bag for the dust collector in the collecting groove (14), clamping the arc-shaped block (15) with the collecting groove (14), and clamping the buckle (17) with the lock head (16) to complete the fixation of the arc-shaped block (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110641927.3A CN113475974A (en) | 2021-06-09 | 2021-06-09 | Battery pack locking device of handheld dust collector and implementation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110641927.3A CN113475974A (en) | 2021-06-09 | 2021-06-09 | Battery pack locking device of handheld dust collector and implementation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113475974A true CN113475974A (en) | 2021-10-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110641927.3A Pending CN113475974A (en) | 2021-06-09 | 2021-06-09 | Battery pack locking device of handheld dust collector and implementation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113475974A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018192076A1 (en) * | 2017-04-20 | 2018-10-25 | 深圳市大疆创新科技有限公司 | Battery mounting structure and electronic apparatus |
| CN209641719U (en) * | 2019-05-28 | 2019-11-15 | 东莞市腾威动力新能源有限公司 | A battery pack for a handheld vacuum cleaner |
| CN210169964U (en) * | 2019-03-04 | 2020-03-24 | 苏州英诺克电器有限公司 | Dust catcher battery package subassembly and have its dust catcher |
| CN212140330U (en) * | 2020-01-19 | 2020-12-15 | 苏州洁易电器有限公司 | Battery mounting assembly for dust collector |
| CN112426090A (en) * | 2020-11-13 | 2021-03-02 | 苏州卡比特智能科技有限公司 | Hand-held vacuum cleaner with dust bag assembly |
-
2021
- 2021-06-09 CN CN202110641927.3A patent/CN113475974A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018192076A1 (en) * | 2017-04-20 | 2018-10-25 | 深圳市大疆创新科技有限公司 | Battery mounting structure and electronic apparatus |
| CN210169964U (en) * | 2019-03-04 | 2020-03-24 | 苏州英诺克电器有限公司 | Dust catcher battery package subassembly and have its dust catcher |
| CN209641719U (en) * | 2019-05-28 | 2019-11-15 | 东莞市腾威动力新能源有限公司 | A battery pack for a handheld vacuum cleaner |
| CN212140330U (en) * | 2020-01-19 | 2020-12-15 | 苏州洁易电器有限公司 | Battery mounting assembly for dust collector |
| CN112426090A (en) * | 2020-11-13 | 2021-03-02 | 苏州卡比特智能科技有限公司 | Hand-held vacuum cleaner with dust bag assembly |
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Application publication date: 20211008 |
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| RJ01 | Rejection of invention patent application after publication |