CN107411636B - Dust collection assembly and dust collector - Google Patents
Dust collection assembly and dust collector Download PDFInfo
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- CN107411636B CN107411636B CN201710718466.9A CN201710718466A CN107411636B CN 107411636 B CN107411636 B CN 107411636B CN 201710718466 A CN201710718466 A CN 201710718466A CN 107411636 B CN107411636 B CN 107411636B
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- dust collection
- dust
- suction
- joint pipe
- pipe
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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
- 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
- A47L9/02—Nozzles
- A47L9/06—Nozzles with fixed, e.g. adjustably fixed brushes or the like
- A47L9/068—Nozzles combined with a different cleaning side, e.g. duplex nozzles or dual purpose nozzles
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- Mechanical Engineering (AREA)
- Nozzles For Electric Vacuum Cleaners (AREA)
Abstract
The invention provides a dust collection assembly and a dust collector, wherein the dust collection assembly comprises a dust collection head and a joint pipe, the joint pipe is connected with the dust collection pipe and the dust collection head of the dust collector, the dust collection head is provided with at least two dust collection channels which are not communicated with each other, and the at least two dust collection channels respectively correspond to different dust collection modes; the joint pipe is provided with a switching structure, and the switching structure is used for switching a dust suction channel connected with the dust suction pipe so as to change the dust suction mode of the dust collector. The dust collection assembly integrates a plurality of dust collection accessories on one dust collection head, so that the number of production molds required in the processing and production stage is small, the procedures required by the processing and production are small, and the cost of the required molds and the production and manufacturing cost are reduced. The dust collection assembly is arranged on the dust collector, so that the whole operability and simplicity of the dust collector are improved, and the dust collection requirements of almost all areas can be met by using fewer dust collection accessories.
Description
Technical Field
The invention relates to the field of cleaning devices, in particular to a dust collection assembly and a dust collector.
Background
The dust collector is an electric appliance which utilizes a motor to drive blades to rotate at a high speed and generates air negative pressure in a sealed shell to absorb dust. Although the cleaning effect of the dust collectors on the current market is uneven, most dust collectors can achieve the dust removal function, and in order to meet the requirement that a user uses one dust collector to clean different types of areas, the dust collectors can be generally provided with a plurality of accessories and can be replaced according to the requirement of the user. This causes that the user needs to change the dust collection head frequently during the cleaning process using the vacuum cleaner, and the function difference of the dust collection head is not big, and the user experience is not good. In addition, too many accessories are not easy to store and easy to lose, and bring unnecessary trouble to users.
In order to solve the problems, some of the prior art adopts a mode of sleeving a wide brush on the flat suction part to combine the two accessories together. If the flat suction is needed, the wide brush is pulled upwards from the bottom, and the flat suction is exposed, so that the flat suction mode can be used for working; if the wide brush is to be used, the wide brush can be pushed from the upper part to the bottom part to cover the flat suction port, and the wide brush mode can be used. However, the above switching modes are inconvenient, and the wide brush cannot work in the flat suction mode and the wide brush mode due to damage caused by long-term push-pull.
Disclosure of Invention
Accordingly, one objective of the present invention is to provide a vacuum assembly that integrates multiple cleaning functions.
Another object of the present invention is to provide a vacuum cleaner with a reduced number of parts without changing the function of vacuum cleaning.
In order to achieve the above purpose, in one aspect, the invention adopts the following technical scheme:
a dust collection assembly comprises a dust collection head, wherein the dust collection head is connected with a dust collection pipe of a dust collector, the dust collection head is provided with at least two dust collection channels which are not communicated with each other, and the at least two dust collection channels respectively correspond to different dust collection modes;
the dust collector also comprises a switching structure, and a dust collection channel communicated with the dust collection pipe is switched by using the switching structure so as to change the dust collection mode of the dust collector.
Preferably, the switching structure comprises:
the communicating channel is used for communicating the dust suction channel with the dust suction pipe;
a shutter for opening or closing the communication passage.
Preferably, the communication passage is a through hole provided on the baffle, and different dust suction passages are communicated with the dust suction pipe by rotating the baffle.
Preferably, the dust collection assembly further comprises a joint pipe, the dust collection head is connected with the dust collection pipe through the joint pipe, the switching structure is arranged on the joint pipe, and different dust collection channels are communicated with the dust collection pipe through rotating the joint pipe.
Preferably, one end of the joint pipe is closed to form a closed end, a through hole is formed in the closed end, and the dust collection pipe is communicated with different dust collection channels by rotating the joint pipe.
Preferably, a tubular connecting part is arranged on the dust collection head, the inner cavity of the connecting part is communicated with at least two dust collection channels, and the joint pipe is inserted into the connecting part.
Preferably, a first positioning structure is arranged on the joint pipe, a second positioning structure is arranged on the connecting portion, and the first positioning structure is matched with the second positioning structure to limit the positions of the connecting portion and the joint pipe.
Preferably, the first positioning structure is a plurality of grooves formed in the outer wall of the joint pipe, the second positioning structure is a plurality of protrusions formed in the inner wall of the connecting portion, and the protrusions can be clamped into the grooves respectively.
Preferably, a guide structure is arranged between the joint pipe and the connecting part, and the guide structure comprises a first guide structure and a second guide structure;
the first guide structure is a rotary sliding groove which extends along the circumferential direction of the outer wall of the joint pipe;
the second guide structure is a sliding boss which is arranged on the inner wall of the connecting part and can be clamped into the rotating chute and slide along the rotating chute.
Preferably, the plurality of grooves are provided on the rotating chute, and the plurality of protrusions are provided on the sliding boss.
Preferably, one of at least two of said suction channels is connected to a wide brush and one to a flat suction opening.
Preferably, a display area is arranged on the connecting part, and the display area displays the current working dust collection mode.
Preferably, the display area is a through hole formed in the connecting portion, a display mark is arranged on the joint pipe, the display mark is arranged corresponding to the dust collection channel, and when the dust collection mode is switched by using the switching structure, the display mark corresponding to the dust collection mode rotates to the display area to be displayed.
In order to achieve the purpose, on the other hand, the invention adopts the following technical scheme:
a dust collector is provided with the dust collection assembly.
Has the beneficial effects that: the dust collection assembly integrates a plurality of dust collection accessories on one dust collection head, so that the number of production molds required in the processing and production stage is small, the procedures required by the processing and production are small, and the cost of the required molds and the production and manufacturing cost are reduced.
The dust collection assembly can reduce the number of accessories required by the dust collector in the use process to a certain extent, when the dust collection mode of the dust collector is changed, one dust collection head does not need to be taken down and the other dust collection head needs to be replaced, only the dust collection mode of the dust collection assembly in the application needs to be switched, and the dust collection assembly is simple and quick to operate and convenient to use.
Because the required accessory of dust catcher has been reduced, effectively prevent that the dust absorption accessory from losing, promote user experience, simplify loaded down with trivial details operating procedure, let the user experience the enjoyment of succinct life.
The dust collection assembly also has a display function, and when the dust collection mode is switched, the dust collection assembly displays the current dust collection mode to help a user to clearly determine the used dust collection mode.
The dust collector is provided with the dust collection assembly, so that the whole operability and the simplicity of the dust collector are improved, and the dust collection requirements of almost all areas can be met by using fewer dust collection accessories.
Drawings
The above and other objects, features and advantages of the present invention will become more apparent from the following description of the embodiments of the present invention with reference to the accompanying drawings.
FIG. 1 is a perspective view of a dust collecting assembly according to an embodiment of the present invention;
FIG. 2 is a half sectional view of a cleaning head according to a first embodiment of the present invention;
FIG. 3 is a three-dimensional structure of a dust collecting assembly in a wide brush dust collecting mode according to an embodiment of the present invention;
FIG. 4 is a sectional view of a cleaning assembly in a wide brush cleaning mode according to an embodiment of the present invention;
FIG. 5 is a three-dimensional structure of a vacuum assembly in a flat vacuum mode according to an embodiment of the present invention;
FIG. 6 is a cross-sectional view of a vacuum assembly in a flat suction mode according to an embodiment of the present invention;
FIG. 7 is a diagram of a connection structure between a cleaning head and a joint pipe according to a first embodiment of the present invention;
figure 8 is a partial cross-sectional view of a cleaning head according to one embodiment of the present invention;
FIG. 9 is a front view of a connector tube according to one embodiment of the present invention;
fig. 10 is a sectional view of a positioning structure according to an embodiment of the present invention.
In the figure:
1. a dust collection head; 2. a joint pipe; 3. a wide brush dust-collecting channel; 31. a wide brush air inlet; 4. a flat suction dust collection channel; 5. a wide brush; 6. a flat suction port; 7. a communication channel; 8. a baffle plate; 9. rotating the chute; 10. a sliding boss; 11. a protrusion; 12. a groove; 13. a display area; 14. displaying a sign; 15. a connecting portion; 16. and (5) positioning the ribs.
Detailed Description
The present invention is described below based on embodiments, and it will be understood by those of ordinary skill in the art that the drawings provided herein are for illustrative purposes and are not necessarily drawn to scale.
Unless the context clearly requires otherwise, throughout the description and the claims, the words "comprise", "comprising", and the like are to be construed in an inclusive sense as opposed to an exclusive or exhaustive sense; that is, what is meant is "including but not limited to".
The invention discloses a dust collection assembly which comprises a dust collection head, wherein the dust collection head is connected with a dust collection pipe of a dust collector, at least two dust collection channels which are not communicated with each other are arranged in the dust collection head, the at least two dust collection channels respectively correspond to different dust collection modes, and the dust collection channels connected with the dust collection pipe are switched through a switching structure so as to change the dust collection mode of the dust collector.
In a preferred embodiment, the dust collector further comprises a joint pipe, and the dust collecting head is connected with the dust collecting pipe of the dust collector through the joint pipe. The increase joint pipe can effectively strengthen the adaptability of dust absorption pipe, can be connected with a plurality of accessories, also can in time change when the joint pipe takes place to damage, does not influence whole dust catcher and uses.
The dust collection assembly in the application further comprises a switching structure so as to switch the dust collection modes conveniently. The switching structure comprises a communication channel and a baffle plate, wherein the communication channel is used for communicating the selected dust suction channel with the dust suction pipe so as to realize the dust suction operation in the selected mode, and the baffle plate is used for closing the passages between other dust suction channels and the dust suction pipe so as to ensure that the communicated dust suction channels have enough suction. Preferably, the rotation mode is adopted for switching, at the moment, the relative position of the communicating channel and the baffle is changed by rotating the dust collection head or the joint pipe, the communicating channel is used for communicating the passage between the dust collection channel corresponding to the selected dust collection mode and the dust collection pipe, and the baffle is used for blocking the passage between the dust collection channel corresponding to other dust collection modes and the dust collection pipe.
As an alternative embodiment, the dust suction mode may be changed by adding or removing a baffle to or from the communication passage, in addition to the method of changing the dust suction mode by rotating the dust suction head or the joint pipe. The switching structure comprises a plurality of communicating channels for communicating the dust suction channels, each dust suction channel corresponds to one communicating channel, and the switching structure also comprises a plurality of movable baffles for closing the communicating channels. When the dust collection mode is selected, the baffle on the dust collection channel corresponding to the dust collection mode is moved away, and the communication channel is exposed so as to communicate the passage between the dust collection channel and the dust collection pipe. And for the dust collection channels corresponding to other unused dust collection modes, the corresponding communication channels are sealed by using the baffle plates. When the dust collection mode needs to be switched, the baffle is moved again to open or close the communication channel, and then the effect can be achieved.
The present invention will be described in detail with reference to specific embodiments.
Example one
As shown in fig. 1 to 10, the dust collection assembly disclosed in this embodiment includes a dust collection head 1 and a joint pipe 2, the joint pipe 2 is respectively connected to the dust collection head 1 and a dust collection pipe of a dust collector, and during operation of the dust collector, air and dust sequentially pass through the dust collection head 1, the joint pipe 2 and the dust collection pipe and enter an accommodating cavity for storing dust in the dust collector.
The cleaning head 1 is provided with a wide brush 5 and a flat suction port 6 for the purpose of integrating the wide brush 5 and the flat suction port 6 as two accessories in the prior art, as shown in fig. 3 and 5. A wide brush dust collection channel 3 and a flat suction dust collection channel 4 are arranged in the dust collection head 1, the wide brush dust collection channel 3 is communicated with a wide brush 5, and the flat suction dust collection channel 4 is communicated with a flat suction port 6. The two dust suction passages are arranged up and down, preferably the broad brush dust suction passage 3 is arranged below, correspondingly, the broad brush 5 is arranged at the lower part of the dust suction head 1, and the flat suction port 6 is arranged at the front end of the upper part of the dust suction head 1, as shown in figure 2, and combined with figures 3 to 6. In practical application, the wide brush dust collection channel 3 and the flat dust collection channel 4 are not limited to the positions shown in the figures, and the wide brush dust collection channel 3 may be arranged above the flat dust collection channel 4, and the wide brush 5 may be arranged above the wide brush dust collection channel 3.
The tail end of the dust collection head 1 is provided with a connecting part 15, the dust collection head 1 is connected with the joint pipe 2 through the connecting part 15, the connecting part 15 is of a cylindrical structure with a circular section, the joint pipe 2 is inserted into the connecting part 15, and the connecting part 15 is communicated with two dust collection channels of the dust collection head 1. The inner wall of the connecting part 15 is provided with a second guide structure, the outer wall of one end of the joint pipe 2 connected with the dust collection head 1 is provided with a first guide structure, the first guide structure is matched with the second guide structure for use, and the first guide structure and the second guide structure can rotate relatively. When the dust collection head 1 is connected with the joint pipe 2, one end of the first guide structure of the joint pipe 2 is inserted into the connecting part 15, the second guide structure is clamped into the first guide structure, and the joint pipe 2 is rotatably fixed in the connecting part 15 of the dust collection head 1. It should be noted that the first guide structure and the second guide structure can achieve the switching function, and have the function of connecting the dust collection head 1 and the joint pipe 2 together without separation, and serve as the limit structure.
As an alternative, the connection between the connection part of the cleaning head and the joint pipe may be implemented in such a manner that one end of the connection part of the cleaning head is inserted into the joint pipe, the corresponding first guide structure is disposed on the inner wall of the joint pipe, and the second guide structure is disposed on the outer wall of the connection part, so as to ensure the relative rotation between the joint pipe and the cleaning head.
In this embodiment, the specific structure of the switching structure is as shown in fig. 7, the switching structure includes a communicating channel 7 for communicating one of the wide brush dust collection channel 3 or the flat dust collection channel 4 with the dust collection pipe, and further includes a baffle plate 8 for closing the other of the wide brush dust collection channel 3 or the flat dust collection channel 4, the communicating channel 7 is provided on the baffle plate 8, and the two are located at the closed end of the adapter tube, so as to form the switching structure. Because the dust collection assembly in this embodiment only has two dust collection channels, the bottom of the joint pipe 2 in contact with the two dust collection channels, that is, a part of the closed end, is a solid structure for forming the baffle 8, the other part of the bottom of the joint pipe 2 is a through structure, that is, a through hole, for forming the communication channel 7, the solid structure and the through structure are both arc surfaces, and the two arc surfaces jointly form the circular bottom surface of the joint pipe 2. Wherein, the size of the solid structure is slightly larger than that of the dust suction channel so as to completely seal the dust suction channel; the size of the through structure is equal to or slightly smaller than that of the dust suction channel.
When carrying out the dust absorption mode switch, rotary joint pipe 2, first guide structure produces relative slip with second guide structure, and then the bottom surface that drives joint pipe 2 rotates, the entity structure of bottom surface rotates gradually to the position at original through structure place, the through structure of bottom surface rotates gradually to the position at original entity structure place, baffle 8 and the 7 position conversion of intercommunication passageway promptly, thereby the dust absorption passageway that will originally communicate with the dust absorption pipe seals, open original confined dust absorption passageway and the dust absorption pipe intercommunication, realize the dust absorption mode conversion.
As a specific implementation manner in this embodiment, the first guiding structure is a rotating chute 9 extending along the circumferential direction of the outer wall of the joint pipe 2, and the second guiding structure is a sliding boss 10 which is arranged on the inner wall of the connecting portion 15 of the dust collection head 1 and can be snapped into the rotating chute 9 and slide along the rotating chute 9.
Another alternative embodiment is that the rotary chute is arranged on the inner wall of the connecting part of the dust collection head, the sliding boss is arranged on the outer wall of the joint pipe, and the structures of the rotary chute and the sliding boss and the matching mode of the sliding boss and the rotary chute are the same as those of the above embodiment.
In addition, the rotary sliding groove is arranged on the inner wall surface or the outer wall surface of the joint pipe or the dust collection head, the sliding boss is arranged on the inner wall surface or the outer wall surface of the joint pipe or the dust collection head without specific limitation, and the arrangement mode that the joint pipe and the connecting part rotate relatively to drive dust collection mode switching can be formed.
As shown in fig. 8 and 9, in the present embodiment, since the joint pipe 2 is inserted into the connection portion 15 of the cleaning head 1, the rotation chute 9 is provided on the outer wall surface of the joint pipe 2, and the slide boss 10 is provided on the inner wall surface of the connection portion 15 of the cleaning head 1. When the joint pipe 2 is inserted into the connecting part 15, the sliding boss 10 is clamped into the rotating chute 9, and the dust collection head 1 and the joint pipe 2 are limited to be incapable of moving along the axial direction but capable of rotating relatively. Further, a positioning rib 16 projecting outward is provided at a predetermined position of the joint pipe 2, and the positioning rib 16 abuts against the free end of the connecting portion 15 to restrict the depth of insertion of the joint pipe 2 into the connecting portion 15.
In the embodiment, two dust collection channels are distributed up and down, and the ports of the two dust collection channels form a circular cross section together, so that the joint pipe 2 needs to be rotated by 180 degrees when the dust collection mode is switched every time. In order to guarantee the rotation accuracy, prevent to appear because of the inaccurate condition that leads to two dust absorption passageways and dust absorption pipe intercommunication simultaneously of rotation angle appearing, the quantity of slip boss 10 sets up to two, and the equipartition sets up in the circumferencial direction, and two slip bosses differ 180 between 10 promptly. Furthermore, in order to ensure the accurate switching of the dust collection mode, the sliding boss 10 is rotated to a preset position and then does not move in the rotating chute 9 to influence the dust collection process, and positioning components are arranged on the rotating chute 9 and the sliding boss 10. Set up locating component and can guarantee that dust absorption mode switches the completion back, the dust absorption passageway that does not use has good sealing performance, can not lead to the fact two dust absorption passageways all to communicate with the dust absorption pipe because sealed not well, leads to the dust absorption passageway that needs to use not have sufficient suction to remove the absorption dirt.
As shown in fig. 10, the positioning assembly includes a groove 12 disposed on the rotation chute 9 and recessed toward the central line direction of the joint pipe 2 along the rotation chute 9, and further includes a protrusion 11 disposed on the sliding boss 10 and extending outward, the protrusion 11 can be snapped into the groove 12, and the dust collection head 1 and the joint pipe 2 are positioned by the protrusion 11 and the groove 12 without applying an external force. When the protrusion 11 is clamped into the groove 12, the relative rotation between the joint pipe 2 and the dust collection head can not occur; when a slight force is applied to the protrusion 11, the protrusion 11 can be removed from the groove 12, and the dust collection head 1 and the joint pipe 2 can relatively rotate under the action of an external force to switch the dust collection modes. The positioning structure arranged in the embodiment can ensure that the joint pipe 2 and the dust collection head 1 can rotate freely, but once the joint pipe and the dust collection head are rotated in place, the joint pipe and the dust collection head cannot be loosened under the condition of not applying external force, and the use reliability and the safety of the dust collection assembly are ensured.
It should be noted that, when the protrusion 11 and the groove 12 are not provided, the rotation chute 9 and the sliding boss 10 are in a normal fit state, and can relatively smoothly perform relative movement therebetween. After the protrusion 11 is arranged, the single side of the sliding boss 10 protrudes outwards by 0.1 +/-0.01 cm, the circle where the protrusion 11 is located is compared with the circle where the sliding boss 10 is located, the inward shrinkage is 0.2 +/-0.02 cm, and the rotating chute 9 and the sliding boss 10 form interference fit.
In order to facilitate a user to clearly distinguish a currently used dust collection mode, a display area 13 is arranged on a connecting portion 15 of the dust collection head 1, the display area 13 is of a through hole structure, a display mark 14 is arranged on the joint pipe 2, the display mark 14 is arranged corresponding to the dust collection mode, when the dust collection mode is switched, when the joint pipe 2 is rotated to the position where the protrusion 11 is clamped into the groove 12, the display mark 14 just rotates to the position where the display area 13 is located, the current working dust collection mode is displayed, the user is helped to accurately identify the dust collection mode, the dust collection mode is selected according to needs and is quickly switched, and time for replacing accessories is saved. The positions of the display area 13 and the display mark 14 are not fixed, and the above-described structure may be substituted as long as the display mark can be switched and displayed in the display area as the dust collection mode is switched.
As shown in fig. 5 to 6, the detailed operation of the dust suction assembly in the present embodiment will be described. In figures 3 and 4 the cleaning assembly is in the wide brush cleaning mode in which the wide brush flag is displayed in the display area 13 to indicate that the cleaner is operating in the wide brush cleaning mode if the cleaner is turned on. At this time, the communicating channel 7 of the joint pipe 2 communicates the wide hairbrush dust suction channel 3 and the dust suction pipe, the baffle 8 of the joint pipe 2 seals the flat dust suction channel 4, and dust in air and air enters the wide hairbrush dust suction channel 3 through the wide hairbrush air inlet 31 and then enters the dust suction pipe through the joint pipe 2. When the dust collection mode needs to be switched to the flat dust collection mode, the joint pipe 2 rotates 180 degrees when the protrusions 11 on the sliding bosses 10 of the rotary joint pipe 2 are clamped into the grooves 12 of the rotary sliding chutes 9. As shown in fig. 5 and 6, when the dust collection assembly is in the flat suction dust collection mode, a flat suction mark is displayed in the display area 14 to inform the user that the dust collection assembly has been switched to the flat suction dust collection mode. In the flat dust suction mode, the communicating channel 7 of the joint pipe 2 communicates the flat dust suction channel 4 and the dust suction pipe, the baffle 8 of the joint pipe 2 seals the wide hairbrush dust suction channel 3, and dust in air and air enters the flat dust suction channel 4 through the flat suction port 6 and then enters the dust suction pipe through the joint pipe 2.
The dust absorption subassembly in this embodiment prevents effectively that dust absorption accessory from losing owing to reduced the required accessory of dust catcher, promotes user experience, simplifies loaded down with trivial details operating procedure, lets the user experience the enjoyment of succinct life.
Example two
The embodiment discloses a dust collector, and the dust collection assembly in the embodiment is arranged on the dust collector, so that the whole operability of the dust collector is improved, the simplicity is improved, and the dust collection requirement of almost all areas can be met by using fewer dust collection accessories.
It will be readily appreciated by those skilled in the art that the above-described preferred embodiments may be freely combined, superimposed without conflict.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. A dust collection assembly comprises a dust collection head, wherein the dust collection head is connected with a dust collection pipe of a dust collector, and is characterized in that the dust collection head is provided with at least two dust collection channels which are not communicated with each other, and the at least two dust collection channels respectively correspond to different dust collection modes;
the switching structure is used for switching a dust suction channel communicated with the dust suction pipe so as to change the dust suction mode of the dust collector;
the dust collection assembly further comprises a joint pipe, the dust collection head is connected with the dust collection pipe through the joint pipe, the switching structure is arranged on the joint pipe, and different dust collection channels are communicated with the dust collection pipe through rotating the joint pipe;
one end of the joint pipe is closed to form a closed end, a through hole is formed in the closed end, and the dust collection pipe is communicated with different dust collection channels by rotating the joint pipe;
the dust collection head is provided with a tubular connecting part, the inner cavity of the connecting part is communicated with at least two dust collection channels, and the joint pipe is inserted into the connecting part;
the joint pipe is provided with a first positioning structure, the connecting part is provided with a second positioning structure, and the first positioning structure is matched with the second positioning structure to limit the positions of the connecting part and the joint pipe;
the first positioning structure is a plurality of grooves formed in the outer wall of the joint pipe, the second positioning structure is a plurality of bulges formed in the inner wall of the connecting portion, and the bulges can be clamped into the grooves respectively.
2. The suction assembly of claim 1, wherein the switching arrangement comprises:
the communication channel is used for communicating the dust suction channel with the dust suction pipe;
a shutter for opening or closing the communication passage.
3. The suction assembly as claimed in claim 2, wherein the communication passage is a through hole provided on the baffle plate, and different suction passages are communicated with the suction pipe by rotating the baffle plate.
4. The suction assembly as claimed in claim 1, wherein a guide structure is provided between the connector tube and the connection portion, the guide structure including a first guide structure and a second guide structure;
the first guide structure is a rotary sliding groove which extends along the circumferential direction of the outer wall of the joint pipe;
the second guide structure is a sliding boss which is arranged on the inner wall of the connecting part and can be clamped into the rotating chute and slide along the rotating chute.
5. The vacuum assembly as claimed in claim 4, wherein a plurality of the grooves are provided on the rotation chute and a plurality of the protrusions are provided on the sliding boss.
6. A suction assembly according to any of claims 1 to 5, wherein at least two of said suction pathways are associated one with the wide brush and one with the flat suction opening.
7. The vacuum cleaner assembly of claim 1, wherein a display area is disposed on the connecting portion, and the display area displays a currently operating vacuum cleaning mode.
8. The vacuum cleaner assembly of claim 7, wherein the display area is a through hole formed in the connecting portion, a display mark is formed on the joint pipe, the display mark is disposed corresponding to the vacuum suction passage, and when the switching mechanism is used to switch the vacuum suction mode, the display mark corresponding to the vacuum suction mode is rotated to the display area to be displayed.
9. A vacuum cleaner, characterized in that a suction assembly as claimed in any one of claims 1 to 8 is provided on the vacuum cleaner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710718466.9A CN107411636B (en) | 2017-08-21 | 2017-08-21 | Dust collection assembly and dust collector |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710718466.9A CN107411636B (en) | 2017-08-21 | 2017-08-21 | Dust collection assembly and dust collector |
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| Publication Number | Publication Date |
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| CN107411636A CN107411636A (en) | 2017-12-01 |
| CN107411636B true CN107411636B (en) | 2022-09-06 |
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| CN108213021B (en) * | 2018-03-07 | 2023-06-30 | 东旭光电科技股份有限公司 | Cutting board dust removal device of transverse cutting machine, glass transverse cutting machine comprising same and use method of glass transverse cutting machine |
| CN108315991A (en) * | 2018-03-26 | 2018-07-24 | 安徽省天和鞋服有限责任公司 | A kind of cloth shoes suction special suction nozzle of suede device |
| CN217161965U (en) | 2019-06-26 | 2022-08-12 | 米沃奇电动工具公司 | Vacuum tool |
| CN114274049B (en) * | 2022-01-10 | 2023-03-21 | 常州赛迪工具有限公司 | Electric tool dust collection structure and handheld electric sander with same |
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| CN101152066A (en) * | 2006-09-26 | 2008-04-02 | 松下电器产业株式会社 | Duct collector head and electric dust collector using the same |
| CN101731998A (en) * | 2008-11-24 | 2010-06-16 | 乐金电子(天津)电器有限公司 | Brush head of dust collector with functions of floor brush and pet brush |
| CN101991386A (en) * | 2009-08-24 | 2011-03-30 | 乐金电子(天津)电器有限公司 | Blowing type brush head for dust collector |
| CN104000538A (en) * | 2013-02-27 | 2014-08-27 | 天佑电器（苏州）有限公司 | Cleaning tool |
| CN105126513A (en) * | 2015-08-04 | 2015-12-09 | 苏州好洁清洁器具有限公司 | Dust collector provided with two dust absorbing heads |
Also Published As
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| CN107411636A (en) | 2017-12-01 |
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