CN215738684U - One-way valve structure of air inlet of dust collector - Google Patents
One-way valve structure of air inlet of dust collector Download PDFInfo
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- CN215738684U CN215738684U CN202121327981.2U CN202121327981U CN215738684U CN 215738684 U CN215738684 U CN 215738684U CN 202121327981 U CN202121327981 U CN 202121327981U CN 215738684 U CN215738684 U CN 215738684U
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- air inlet
- way valve
- dust
- inlet pipe
- pipe sleeve
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Abstract
The utility model discloses a one-way valve structure of a dust collector air inlet, which is characterized by comprising an air inlet arranged on a dust collector, wherein an air inlet pipe sleeve is arranged on the air inlet and is communicated with a dust barrel in the dust collector; the advantage is that the check valve can block external world in the dirt bucket, can effectively prevent that foul from scattering out the dirt bucket.
Description
Technical Field
The utility model relates to a dust collector, in particular to a one-way valve structure of a dust collector air inlet.
Background
The vacuum cleaner can be divided into a vertical type, a horizontal type and a portable type according to the structure, and the blades are driven to rotate at a high speed by the motor to generate air negative pressure in the sealed shell to absorb dust.
The working principle of the dust collector is that a motor of the dust collector rotates at a high speed, air is sucked from a suction inlet, a dust box generates certain vacuum, dust enters a dust filtering bag in the dust box through a floor brush, a connecting pipe, a handle, a hose and a main suction pipe, the dust is left in the dust filtering bag, the filtered air enters the motor through a layer of filter plate, the layer of filter plate is a protective barrier for preventing the dust bag from breaking and sucking the dust into the motor, the air entering the motor flows out through the motor, and the carbon brush is continuously abraded during the operation of the motor, so that the air flows out of the dust collector and is filtered.
The vacuum cleaner sucks in dirt-bearing air by generating a negative pressure in a dust tub and then filters the dirt in the dust tub (a cabinet). When the machine is stopped, the airflow can flow back into the outside from the dust bucket, and dirt in the dust bucket can be scattered outside the dust bucket through the air inlet channel, so that troubles are caused to users.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a one-way valve structure of an air inlet of a dust collector, which can prevent dirt from scattering out of a dust barrel.
The technical scheme adopted by the utility model for solving the technical problems is as follows: the one-way valve structure of dust catcher air inlet, its characterized in that: the dust collector comprises an air inlet arranged on the dust collector, wherein an air inlet pipe sleeve is arranged on the air inlet, the air inlet pipe sleeve is communicated with a dust barrel in the dust collector, a one-way valve is arranged at an opening at the end part of the inner side of the air inlet pipe sleeve, the one-way valve is opened when the dust collector runs, and the one-way valve is closed and blocked when the dust collector stops working.
The further preferable scheme of the utility model is as follows: the check valve is a valve plate, the valve plate includes connecting portion, elastic component and baffle portion, the baffle portion passes through elastic component elastic connection on connecting portion.
The further preferable scheme of the utility model is as follows: the connecting part is positioned at the upper end of the opening at the end part of the air inlet pipe sleeve, and the bottom of the baffle part is clamped at the opening at the end part of the inner side of the air inlet pipe sleeve.
The further preferable scheme of the utility model is as follows: the baffle part is connected with the connecting part in a rotating mode along the elastic part as an axis, and the baffle part rotates towards one side of the dust barrel.
The further preferable scheme of the utility model is as follows: the elastic part protrudes towards the inner end of the air inlet pipe sleeve to form an arc shape.
The further preferable scheme of the utility model is as follows: the cross section of the elastic part is in a semicircular ring shape.
The further preferable scheme of the utility model is as follows: a check ring is arranged at an opening at the end part of the inner side of the air inlet pipe sleeve, and the check valve is arranged on the outer side of the check ring.
The further preferable scheme of the utility model is as follows: and the inner wall of the air inlet pipe sleeve is provided with an internal thread, and the internal thread is used for connecting a dust collection pipe.
The further preferable scheme of the utility model is as follows: the inner side of the air inlet pipe sleeve is positioned in the dust barrel and is provided with a dust cover.
The further preferable scheme of the utility model is as follows: the shape of the air inlet pipe sleeve and the shape of the one-way valve are both circular.
Compared with the prior art, the dust collector has the advantages that the air inlet pipe sleeve is communicated with the dust barrel in the dust collector, the one-way valve is arranged at the opening at the end part of the inner side of the air inlet pipe sleeve, when the dust collector runs, the one-way valve is opened, when the dust collector stops working, the one-way valve is closed to plug the air inlet pipe sleeve, the one-way valve can block the inside and the outside of the dust barrel, and dirt can be effectively prevented from falling out of the dust barrel.
Drawings
The present invention will be described in further detail below with reference to the drawings and preferred embodiments, but those skilled in the art will appreciate that the drawings are only drawn for the purpose of illustrating the preferred embodiments and therefore should not be taken as limiting the scope of the utility model. Furthermore, unless specifically stated otherwise, the drawings are merely schematic representations based on conceptual representations of elements or structures depicted and may contain exaggerated displays and are not necessarily drawn to scale.
FIG. 1 is a schematic view of a vacuum cleaner;
FIG. 2 is a cross-sectional view of the vacuum cleaner at rest;
FIG. 3 is an enlarged view taken at A in FIG. 2;
FIG. 4 is a cross-sectional view of the cleaner in operation;
fig. 5 is an enlarged view at B in fig. 4;
fig. 6 is a schematic view of a check valve.
In the figure: 1. a cleaner body; 2. a dust collection pipe; 3. an air inlet pipe sleeve; 4. a one-way valve; 11. a dust bucket portion; 111. an air inlet; 12. a host portion; 121. a roller; 122. an exhaust port; 123. a motor; 124. a power source; 31. an internal thread; 32. a retainer ring; 41. a connecting portion; 411. inserting a rod; 42. an elastic portion; 43. a baffle portion.
Detailed Description
Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings. Those skilled in the art will appreciate that the description is illustrative only, and is not to be construed as limiting the scope of the utility model.
It should be noted that: like reference numerals refer to like items in the following figures, and thus, once an item is defined in one figure, it may not be further defined and explained in subsequent figures.
The dust collector comprises a dust collector body 1, wherein the dust collector body 1 comprises a dust barrel part 11 and a host machine part 12, the dust barrel part 11 is arranged at the upper end of the host machine part 12, a roller 121 is arranged at the bottom of the host machine part 12, the roller 121 can be used for a user to conveniently move the dust collector body 1, a motor 123 and a power supply 124 are arranged inside the host machine part 12, the power supply 124 is used for supplying power to the motor 123, and the motor 123 runs to generate air flow.
An air inlet 111 is arranged at the upper end part of the outer side wall of the dust barrel part 11, the air inlet 111 is connected with the dust suction pipe 2, an air outlet 122 is arranged at the lower end part of the outer side wall of the main machine part 12, through the operation of the main machine part 12, air flow flowing inwards is generated in the dust barrel part 11, garbage is sucked into the dust barrel part 11 from the dust suction pipe 2, and finally the garbage is filtered by a filter in the main machine part 12 and then is discharged from the air outlet 122.
The one-way valve structure of the air inlet of the dust collector comprises an air inlet pipe sleeve 3 arranged at the position of an air inlet 111, wherein the air inlet pipe sleeve 3 is communicated with the inside of a dust barrel part 11, the inner end of the air inlet pipe sleeve 3 is inserted into the air inlet 111 and fixedly connected to the position of the air inlet 111, a dust collection pipe 2 is connected to the outer side of the air inlet pipe sleeve 3 and communicated with the air inlet pipe sleeve 3, further, an internal thread 31 is arranged on the inner wall of the air inlet pipe sleeve 3, and the internal thread 31 is used for being connected with the dust collection pipe 2.
The opening at the inner end of the air inlet pipe sleeve 3 is provided with a one-way valve 4, when the main machine part 12 of the dust collector body 1 runs, the one-way valve 4 is opened, garbage can enter the dust barrel part 11, and when the main machine part 12 of the dust collector body 1 stops working, the one-way valve 4 is closed to block the air inlet pipe sleeve 3.
Further, when the main body portion 12 of the cleaner body 1 operates, the air flow in the dust bucket portion 11 flows, and the pressure in the dust bucket portion 11 becomes small, so that the check valve 4 is opened, and when the main body portion 12 of the cleaner body 1 stops operating, the air flow in the dust bucket portion 11 stops flowing, and the pressure in the dust bucket portion 11 returns to be consistent with the pressure in the outside, so that the check valve 4 is closed.
The dust cover 33 is provided inside the dust barrel part 11 of the inner side of the air inlet pipe sleeve 3, the dust cover 33 is in an arc shape bent downward, and the dust cover 33 can convey the sucked garbage to the lower part of the dust barrel part 11.
The check valve 4 includes a valve plate, the shape of which is the same as that of the intake shroud 3 and is circular, the valve plate includes a connecting portion 41, an elastic portion 42 and a baffle portion 43, the baffle portion 43 is elastically connected to the connecting portion 41 through the elastic portion 42, and the connecting portion 41, the elastic portion 42 and the baffle portion 43 are integrally formed.
The connecting portion 41 is located at the upper end of the end opening of the air inlet pipe sleeve 3, the two ends of the connecting portion 41 are provided with the inserting rods 411, the inserting rods 411 are inserted into the air inlet pipe sleeve 3 to be fixedly connected with the air inlet pipe sleeve 3, the cross section of the inserting rods 411 is square, the bottom of the baffle portion 43 is clamped at the opening of the inner side end of the air inlet pipe sleeve 3, furthermore, the opening of the inner side end of the air inlet pipe sleeve 3 is provided with the check ring 32, the check valve 4 is arranged on the outer side of the check ring 32, and the baffle portion 43 abuts against the check ring 32 to prevent the check ring 32 from rotating towards the inside of the air inlet pipe sleeve 3.
The baffle portion 43 is rotatably connected to the connecting portion 41 along the elastic portion 42 as an axis, and the baffle portion 43 rotates toward one side of the dust barrel portion 11, that is, when the main body portion 12 of the cleaner body 1 operates, the airflow in the dust barrel portion 11 flows, and the pressure in the dust barrel portion 11 becomes small, so that the baffle portion 43 rotates toward one side of the dust barrel portion 11, and the air inlet pipe sleeve 3 communicates with the dust barrel portion 11.
The elastic part 42 protrudes towards the inner end of the air inlet pipe sleeve 3 in an arc shape, and the cross section of the elastic part 42 is in a semicircular ring shape, so that the elastic part 42 has better flexibility, and when the main machine part 12 of the dust collector body 1 runs, the elastic part 42 can bend, so that the baffle plate part 43 rotates.
Meanwhile, the elastic part 42 has better resilience, and when the main machine part 12 of the cleaner body 1 stops working, the elastic part 42 can be well reset to drive the baffle part 43 to return to the original position, so that the air inlet pipe sleeve 3 is blocked.
When the main body part 12 of the cleaner body 1 is in a stop state, the baffle part 43 blocks the air inlet pipe sleeve 3, the cleaner is started, the main body part 12 of the cleaner body 1 runs, the airflow in the dust barrel part 11 flows, so that the air pressure in the dust barrel part 11 becomes small, the baffle part 43 rotates, the air inlet pipe sleeve 3 is communicated with the dust barrel part 11, the airflow can enter the dust barrel part 11 through the dust suction pipe 2, the garbage can be sucked into the dust barrel part 11, the cleaner is closed, the main body part 12 of the cleaner body 1 stops working, the airflow in the dust barrel part 11 stops flowing, the air pressures on two sides of the baffle part 43 return to be consistent, the baffle part 43 returns to the original position under the action of self gravity and the resilience force of the elastic part 42, the air inlet pipe sleeve 3 is blocked, and the dirt is prevented from falling out of the dust barrel part 11.
In the description of the present invention, it should be noted that the terms "upper", "lower", "front", "back", "inner", "outer", and the like refer to the orientation or positional relationship shown in the drawings, or the orientation or positional relationship which the products of the present invention usually put in use, are only for convenience of describing the present invention and simplifying the description, but do not refer to or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.
The structure of the one-way valve of the air inlet of the vacuum cleaner provided by the utility model is described in detail, the principle and the implementation mode of the utility model are explained by applying specific examples, and the description of the examples is only used for helping to understand the utility model and the core idea. It should be noted that, for those skilled in the art, it is possible to make various improvements and modifications to the present invention without departing from the principle of the present invention, and those improvements and modifications also fall within the scope of the claims of the present invention.
Claims (10)
1. The one-way valve structure of dust catcher air inlet, its characterized in that: the dust collector comprises an air inlet arranged on the dust collector, wherein an air inlet pipe sleeve is arranged on the air inlet, the air inlet pipe sleeve is communicated with a dust barrel in the dust collector, a one-way valve is arranged at an opening at the end part of the inner side of the air inlet pipe sleeve, the one-way valve is opened when the dust collector runs, and the one-way valve is closed and blocked when the dust collector stops working.
2. The structure of the one-way valve of an air intake port of a vacuum cleaner as claimed in claim 1, wherein: the check valve is a valve plate, the valve plate includes connecting portion, elastic component and baffle portion, the baffle portion passes through elastic component elastic connection on connecting portion.
3. The structure of the one-way valve of an air intake port of a vacuum cleaner as claimed in claim 2, wherein: the connecting part is positioned at the upper end of the opening at the end part of the air inlet pipe sleeve, and the bottom of the baffle part is clamped at the opening at the end part of the inner side of the air inlet pipe sleeve.
4. The structure of the one-way valve of an air intake port of a vacuum cleaner as claimed in claim 2, wherein: the baffle part is connected with the connecting part in a rotating mode along the elastic part as an axis, and the baffle part rotates towards one side of the dust barrel.
5. The structure of the one-way valve of an air intake port of a vacuum cleaner as claimed in claim 2, wherein: the elastic part protrudes towards the inner end of the air inlet pipe sleeve to form an arc shape.
6. The structure of the one-way valve of an air intake port of a vacuum cleaner as claimed in claim 1, wherein: the cross section of the elastic part is in a semicircular ring shape.
7. The structure of the one-way valve of an air intake port of a vacuum cleaner as claimed in claim 1, wherein: a check ring is arranged at an opening at the end part of the inner side of the air inlet pipe sleeve, and the check valve is arranged on the outer side of the check ring.
8. The structure of the one-way valve of an air intake port of a vacuum cleaner as claimed in claim 1, wherein: and the inner wall of the air inlet pipe sleeve is provided with an internal thread, and the internal thread is used for connecting a dust collection pipe.
9. The structure of the one-way valve of an air intake port of a vacuum cleaner as claimed in claim 1, wherein: the inner side of the air inlet pipe sleeve is positioned in the dust barrel and is provided with a dust cover.
10. The structure of the one-way valve of an air intake port of a vacuum cleaner as claimed in claim 1, wherein: the shape of the air inlet pipe sleeve and the shape of the one-way valve are both circular.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121327981.2U CN215738684U (en) | 2021-06-15 | 2021-06-15 | One-way valve structure of air inlet of dust collector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121327981.2U CN215738684U (en) | 2021-06-15 | 2021-06-15 | One-way valve structure of air inlet of dust collector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215738684U true CN215738684U (en) | 2022-02-08 |
Family
ID=80100489
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121327981.2U Active CN215738684U (en) | 2021-06-15 | 2021-06-15 | One-way valve structure of air inlet of dust collector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215738684U (en) |
-
2021
- 2021-06-15 CN CN202121327981.2U patent/CN215738684U/en active Active
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