CN110664303A

CN110664303A - Hand-held vacuum cleaner

Info

Publication number: CN110664303A
Application number: CN201911107415.8A
Authority: CN
Inventors: 蔡木城; 黄月林; 李吉; 任敏; 王朝晖; 李锦坤; 颜勇; 徐攀华
Original assignee: Gree Electric Appliances Inc of Zhuhai
Current assignee: Gree Electric Appliances Inc of Zhuhai
Priority date: 2019-11-13
Filing date: 2019-11-13
Publication date: 2020-01-10

Abstract

The invention relates to a handheld dust collector which comprises a handle and a dust collector body, wherein the dust collector body comprises a dust cup, a separator and a motor which are sequentially and correspondingly arranged along the axial direction, the handle comprises a middle holding part, auxiliary holding parts at two ends and a connecting part, the middle holding part and the tail end of the motor are oppositely arranged at intervals, one end of each auxiliary holding part is connected with the middle holding part, the other end of each auxiliary holding part is connected with the lateral periphery of the dust collector body through the connecting part, the connecting part is connected at a position corresponding to an air suction port of the motor, and the auxiliary holding parts and the lateral periphery are arranged at intervals. Because the handle is located the tail end of dust catcher body, the distance is longer between operator's hand and the ground, and it is more convenient to operate. The handle is through supplementary portion and the connecting portion synergism of gripping for the impetus of handle is kept away from the motor tail end, thereby makes the power of required effect less in the operation process, further improves the convenience of operation.

Description

Hand-held vacuum cleaner

Technical Field

The invention relates to the field of cleaning equipment, in particular to a handheld dust collector.

Background

Along with the improvement of living standard of people, the indoor cleaning process is completed by the aid of a dust collector gradually. The hand-held vacuum cleaner is widely used because of its portability and flexibility, and an operator holds the vacuum cleaner by a handle to clean. During the cleaning process, movement, lifting and the like are required. When the health care tea is used for a long time, an operator has certain physical strength consumption. Therefore, how to design the structure more light and more labor-saving is very important.

Disclosure of Invention

Accordingly, there is a need for a handheld vacuum cleaner that improves convenience of use.

The utility model provides a hand-held type dust catcher, includes handle and dust catcher body, the dust catcher body includes along the axial dust cup, separator and the motor that corresponds the setting in proper order, the handle includes the supplementary portion of gripping and the connecting portion at middle portion of gripping, both ends, middle portion of gripping with the relative interval of tail end of motor sets up, supplementary portion of gripping one end with middle portion of gripping is connected, the other end of supplementary portion of gripping passes through connecting portion with the side of dust catcher body is global to be connected, connecting portion connect with the position that the induction port of motor corresponds, supplementary portion of gripping with the side is global to be set up at the interval.

According to the scheme, the handle is arranged at the tail end of the dust collector body after the dust cup, the separator and the motor which are contained in the dust collector body are axially arranged. Specifically, the middle holding part of the handle and the tail end of the motor are arranged at intervals, and the auxiliary holding part and the side peripheral surface are arranged at intervals. Therefore, in the using process, an operator directly holds the handle, and the distance between the hand of the operator and the ground is longer and the operation is more convenient based on the fact that the handle is positioned at the tail end of the dust collector body. And the auxiliary holding part extends to the position corresponding to the air suction port of the motor, so that the space between the middle holding part and the motor is convenient to hold, and the space between the middle holding part and the motor can be effectively controlled. Namely, the length of the handle extending to the rear of the dust collector body in the axial direction is effectively controlled, so that the space occupancy rate of the handheld dust collector is saved. And the handle is cooperated with the connecting part through the auxiliary holding part, so that the acting force of the handle is acted on the position, corresponding to the air inlet of the motor, on the dust collector body, namely, the acting point is far away from the tail end of the motor, thereby ensuring that the required acting force is small in the operation process, and further improving the convenience of operation.

In one embodiment, the auxiliary holding portion is axially arranged, a distance between the auxiliary holding portion and the side peripheral surface is a lateral distance, a distance between the middle holding portion and the tail end of the motor is an axial distance, and the lateral distance is equal to the axial distance.

In one embodiment, a shell is arranged outside the motor, the connecting parts are connected with the side peripheral surface of the shell, and air outlets are arranged on the side peripheral surface of the shell and located between the two connecting parts.

In one embodiment, the handheld vacuum cleaner further comprises a plurality of batteries for providing electric energy for the motor, the inner side surface of the housing is provided with a plurality of battery mounting positions, the plurality of battery mounting positions are distributed at intervals along the circumferential direction of the housing, and the batteries are mounted in the battery mounting positions in a one-to-one correspondence manner.

In one embodiment, the plane where the handle is located is a reference plane, and the plurality of batteries are symmetrically distributed by taking the reference plane as a reference.

In one embodiment, a HEPA filter is disposed in the housing, and the HEPA filter is disposed corresponding to the exhaust port of the motor and is used for filtering gas exhausted from the exhaust port of the motor.

In one embodiment, a start induction switch is disposed on the middle holding portion, the start induction switch is electrically connected to the motor, the motor operates when the start induction switch is triggered, a pause induction switch is disposed on the auxiliary holding portion, the pause induction switch is electrically connected to the motor, and the motor stops operating when the pause induction switch is triggered.

In one embodiment, the separator is a multi-cone separator, the dust cup is communicated with the multi-cone separator, a conveying pipe is arranged in the dust cup, the conveying pipe is axially arranged, an air inlet is arranged at a position, corresponding to the conveying pipe, of the end surface of the dust cup, one end of the conveying pipe is open and is communicated with the air inlet, a bottom wall for sealing the conveying pipe is arranged at the other end of the conveying pipe, a tangential exhaust port is arranged on the side wall of the conveying pipe, and the tangential exhaust port is located on the conveying pipe and close to the bottom wall.

In one embodiment, the duct, dirt cup, separator and motor are coaxially arranged.

In one embodiment, the handheld vacuum cleaner further comprises a long pipe detachably mounted at the air inlet of the dust cup, and the long pipe is arranged coaxially with the delivery pipe.

Drawings

FIG. 1 is a schematic structural view of a hand-held vacuum cleaner according to the present embodiment;

FIG. 2 is a cross-sectional view of the hand-held cleaner shown in FIG. 1;

fig. 3 is a sectional view taken along the line a-a in fig. 2.

Description of reference numerals:

10. a hand-held vacuum cleaner; 11. a handle; 111. a middle holding part; 112. an auxiliary grip portion; 113. a connecting portion; 12. a cleaner body; 121. a dust cup; 1211. an air inlet; 1212. a delivery pipe; 122. a separator; 123. a motor; 13. a housing; 131. a lateral periphery; 132. an air outlet; 14. a battery.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, but rather should be construed as broadly as the present invention is capable of modification in various respects, all without departing from the spirit and scope of the present invention.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

As shown in fig. 1 and 2, in one embodiment, a handheld vacuum cleaner 10 is provided, which includes a handle 11 and a vacuum cleaner body 12, wherein the vacuum cleaner body 12 includes a dust cup 121, a separator 122 and a motor 123, which are axially disposed in sequence, and a suction port of the motor 123 is in opposite communication with the separator 122. The handle 11 comprises a middle holding part 111, auxiliary holding parts 112 at two ends and a connecting part 113, the middle holding part 111 and the tail end of the motor 123 are arranged at intervals relatively, one end of the auxiliary holding part 112 is connected with the middle holding part 111, the other end of the auxiliary holding part 112 is connected with the side peripheral surface of the dust collector body 12 through the connecting part 113, the connecting part 113 is connected with the position corresponding to the suction port of the motor 123, and the auxiliary holding part 112 and the side peripheral surface are arranged at intervals. The tail end of the motor 123 refers to an end of the motor 123 far away from the suction port.

The connection of the connecting portion 113 to the position corresponding to the suction opening means that the position of the cleaner body 12 connected to the connecting portion 113 and the suction opening are located on the same cross section, so that, as shown in fig. 1 and 2, the handle 11 and the motor 123 form a complete closed loop, the motor 123 is accommodated inside the handle 11, and the gap between the handle 11 and the motor 123 is used for the hand of the operator to pass through.

The axial direction herein refers to the axial direction of the cleaner body 12, i.e. the direction in which the dirt cup 121, the separator 122 and the motor 123 are arranged and distributed in sequence.

After the dust cup 121, the separator 122 and the motor 123 included in the cleaner body 12 are axially disposed, the handle 11 is disposed at the rear end of the cleaner body 12. Specifically, the middle holding portion 111 of the handle 11 is disposed opposite to the rear end of the motor 123 at an interval, and the auxiliary holding portion 112 is disposed at an interval from the side circumferential surface. Therefore, in the using process, an operator directly holds the handle 11, and the distance between the hand of the operator and the ground is longer based on the fact that the handle 11 is located at the tail end of the dust collector body 12, so that the operation is more convenient. And the auxiliary grip part 112 extends to a position corresponding to the air suction port of the motor 123, so that the intermediate grip part 111 and the motor 123 are spaced to facilitate gripping, and the distance between the intermediate grip part 111 and the motor 123 can be effectively controlled. That is, the length of the handle 11 extending in the axial direction to the rear of the cleaner body 12 is effectively controlled, thereby saving the space occupancy of the hand-held cleaner 10. And the handle 11 cooperates with the connecting portion 113 through the auxiliary grip portion 112, so that the acting force of the handle 11 acts on the cleaner body 12 at a position corresponding to the suction port of the motor 123, i.e. the acting point is far away from the tail end of the motor 123, thereby reducing the acting force required in the operation process and further improving the convenience of operation.

Moreover, based on the auxiliary holding portion 112 and the interval setting between the side peripheral surface 131, in the process of needing to lift, the operator can hold the auxiliary holding portion 112 with both hands, so that the lifting acting force is smaller, and the operation is more convenient.

Specifically, in one embodiment, as shown in fig. 2, the auxiliary grip portion 112 is disposed along the axial direction, the distance between the auxiliary grip portion 112 and the side circumferential surface 131 is a lateral distance, the distance between the middle grip portion 111 and the tail end of the motor 123 is an axial distance, and the lateral distance is equal to the axial distance.

That is, the operator can grip the intermediate grip portion 111 and the auxiliary grip portion 112 in the same space, and the operator can grip the intermediate grip portion 111 during dust collection or grip the auxiliary grip portion 112 during lifting, which is convenient.

Further, in an embodiment, a start inductive switch is disposed on the middle grip portion 111, the start inductive switch is electrically connected to the motor 123, when the start inductive switch is triggered, the motor 123 operates, a pause inductive switch is disposed on the auxiliary grip portion 112, the pause inductive switch is electrically connected to the motor 123, and when the pause inductive switch is triggered, the motor 123 pauses to operate.

In general, the intermediate grip portion 111 is gripped during cleaning, and the auxiliary grip portion 112 needs to be gripped during lifting or carrying. Therefore, the start sensing switch is provided on the intermediate grip portion 111, and the pause sensing switch is provided on the auxiliary grip portion 112. Therefore, when the operator holds the middle holding part 111, the motor 123 is started to perform a dust suction process. When the operator holds the auxiliary holding part 112, it is proved that the motor 123 is suspended by the suspension sensing switch during the lifting or transporting process. Thereby further improving the convenience and safety of the operation of the hand-held cleaner 10.

Further, in one embodiment, as shown in fig. 1 to 3, a housing 13 is provided outside the motor 123, the connecting portion 113 is connected to a side peripheral surface 131 of the housing 13, an air outlet 132 is provided on the side peripheral surface 131 of the housing 13, and the air outlet 132 is located between the two connecting portions 113.

The housing 13 protects the motor 123, and the connecting portion 113 of the handle 11 is connected to the side circumferential surface 131 of the housing 13, thereby applying force to the cleaner body 12. An air outlet 132 is formed on a side circumferential surface 131 of the housing 13 to allow clean air discharged from the motor 123 to pass therethrough. The gas discharged from the gas outlet 132 is not blown to the hand of the operator by being disposed between the two connecting portions 113 at the side circumferential surface 131. While also avoiding the occurrence of a situation where the gas discharged from the gas outlet 132 causes the rising of dust on the ground.

Further, as shown in fig. 2 and 3, in an embodiment, the handheld vacuum cleaner 10 further includes a plurality of batteries 14 for supplying power to the motor 123, the inner side surface of the housing 13 is provided with a plurality of battery 14 mounting locations, the plurality of battery mounting locations are distributed at intervals along the circumferential direction of the housing 13, and the batteries 14 are mounted in the battery mounting locations in a one-to-one correspondence.

The battery 14 is arranged in the shell 13, so that the battery 14 is positioned at the tail end of the whole handheld dust collector 10, the whole weight is concentrated at the back position, the moment applied to the hand of an operator is small, and the operation is more convenient.

Moreover, in order to further save labor during the operation, as shown in fig. 3, in one embodiment, the plane where the handle 11 is located is a reference plane, and the plurality of batteries 14 are symmetrically distributed with reference to the reference plane.

When the operator holds the middle holding part 111, the batteries 14 are uniformly distributed on two sides of the reference surface, so that the stress is more balanced, and the phenomenon that the batteries fall to one side can not occur. The convenience of operation is further improved.

Further, in an embodiment, a HEPA Filter (High efficiency particulate Filter) is disposed in the housing 13, and the HEPA Filter is disposed corresponding to the air outlet of the motor 123 and is used for filtering air discharged from the air outlet of the motor 123.

The clean air drawn in by the motor 123, after being further filtered by the HEPA filter, exits the hand-held cleaner 10 through an air outlet 132 in the housing 13.

More specifically, as shown in fig. 2, in an embodiment, the separator 122 is a multi-cone separator, the dust cup 121 is communicated with the multi-cone separator, a conveying pipe 1212 is disposed in the dust cup 121, the conveying pipe 1212 is disposed along an axial direction, an air inlet 1211 is disposed at a position, corresponding to the conveying pipe 1212, on an end surface of the dust cup 121, one end of the conveying pipe 1212 is open and communicated with the air inlet 1211, a bottom wall closing the conveying pipe 1212 is disposed at the other end of the conveying pipe 1212, a tangential exhaust port is disposed on a side wall of the conveying pipe 1212, and the tangential exhaust port is located on the conveying pipe 1212 and close to the bottom wall.

In use, air mixed with dust is drawn axially into the duct 1212 from the inlet 1211 and then laterally out of the tangential outlet into the multi-cone separator 122 for separation of dust and air, as indicated by the arrows in FIG. 2. The dust-mixed gas discharged laterally from the tangential gas outlet spirally advances in the circumferential direction, and enters the separator 122 for the separation process.

Further, in one embodiment, as shown in fig. 2, the feed tube 1212, dirt cup 121, separator 122, and the motor 123 are coaxially disposed. The clean air obtained by separation in the separator 122 directly enters the air suction port of the coaxially arranged motor 123, so that the wind resistance is further reduced, and the suction loss is reduced.

Further, in one embodiment, the handheld vacuum cleaner 10 further comprises an elongated tube detachably mounted to the air inlet 1211 of the dirt cup 121, and the elongated tube is coaxially disposed with the delivery tube 1212.

So that the gas mixed with dust is introduced from the long tube into the gas inlet 1211, and then sequentially enters the delivery tube 1212 and the separator 122 to perform the separation process.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims

1. The utility model provides a hand-held type dust catcher, its characterized in that, includes handle and dust catcher body, the dust catcher body includes along the axial dust cup, separator and the motor that correspond the setting in proper order, the induction port of motor with the separator communicates relatively, the handle includes the supplementary portion of gripping and the connecting portion at middle portion of gripping, both ends, middle portion of gripping with the relative interval of tail end of motor sets up, supplementary portion of gripping one end with middle portion of gripping is connected, the other end of supplementary portion of gripping passes through connecting portion with the side of dust catcher body is global to be connected, connecting portion connect with the position that the induction port of motor corresponds, supplementary portion of gripping with global side interval sets up.

2. The handheld vacuum cleaner of claim 1, wherein the auxiliary grip portion is axially disposed, a distance between the auxiliary grip portion and the lateral peripheral surface is a lateral distance, a distance between the middle grip portion and the rear end of the motor is an axial distance, and the lateral distance is equal to the axial distance.

3. The hand-held cleaner according to claim 1, wherein a housing is provided outside the motor, the connecting portion is connected to a side circumferential surface of the housing, and an air outlet is provided on the side circumferential surface of the housing and located between the two connecting portions.

4. The hand-held vacuum cleaner of claim 3, further comprising a plurality of batteries for providing power to the motor, wherein the inner side surface of the housing is provided with a plurality of battery mounting locations, the plurality of battery mounting locations are distributed at intervals along the circumference of the housing, and the batteries are mounted in the battery mounting locations in a one-to-one correspondence.

5. The hand-held cleaner of claim 4, wherein the plane of the handle is a reference plane, and the plurality of batteries are symmetrically distributed with respect to the reference plane.

6. The hand-held vacuum cleaner according to claim 3, wherein a HEPA filter is disposed in the housing, and the HEPA filter is disposed corresponding to the air outlet of the motor and is configured to filter air exhausted from the air outlet of the motor.

7. The handheld vacuum cleaner of any one of claims 1 to 6, wherein a start inductive switch is disposed on the middle grip portion, the start inductive switch is electrically connected to the motor, the motor operates when the start inductive switch is triggered, a pause inductive switch is disposed on the auxiliary grip portion, the pause inductive switch is electrically connected to the motor, and the motor stops operating when the pause inductive switch is triggered.

8. The handheld vacuum cleaner according to any one of claims 1 to 6, wherein the separator is a multi-cone separator, the dust cup is communicated with the multi-cone separator, a conveying pipe is arranged in the dust cup, the conveying pipe is arranged along an axial direction, an air inlet is arranged at a position, corresponding to the conveying pipe, on the end surface of the dust cup, one end of the conveying pipe is open and communicated with the air inlet, a bottom wall for closing the conveying pipe is arranged at the other end of the conveying pipe, a tangential air outlet is arranged on the side wall of the conveying pipe, and the tangential air outlet is arranged on the conveying pipe and close to the bottom wall.

9. The hand-held cleaner of claim 8, wherein the duct, dirt cup, separator and motor are coaxially arranged.

10. The hand-held cleaner of claim 8, further comprising a long tube removably mounted to the air inlet of the dirt cup, the long tube being disposed coaxially with the duct.