CN211299797U

CN211299797U - Hand-held cleaning device

Info

Publication number: CN211299797U
Application number: CN201921818809.XU
Authority: CN
Inventors: 刘望
Original assignee: Beijing Rockrobo Technology Co Ltd
Current assignee: Beijing Rockrobo Technology Co Ltd
Priority date: 2019-10-25
Filing date: 2019-10-25
Publication date: 2020-08-21
Anticipated expiration: 2029-10-25

Abstract

The utility model provides a hand-held type cleaning device, it includes the suction unit, and the suction unit includes suction casing and emitter and receiving arrangement. The suction shell comprises a first mounting part and a second mounting part which are arranged on the outer side and a suction channel which is arranged on the inner side, and the first mounting part and the second mounting part are oppositely arranged on two sides of the suction channel; the transmitting device is arranged in the first mounting part and comprises a transmitting unit for transmitting electromagnetic wave signals to the suction channel; the receiving device is disposed in the second mounting portion and includes a receiving unit to receive the electromagnetic wave signal. According to the utility model discloses a hand-held type cleaning device, the electromagnetic wave signal of transmitting element transmission receives blocking of dust and is absorbed and reflection in the suction channel, is received by the receiving element at last, and control system can judge what of dust volume in the suction channel based on received electromagnetic wave signal to adjust the size of gear automatically, in order to improve the time of endurance of battery, improve the user and use experience.

Description

Hand-held cleaning device

Technical Field

The utility model relates to the technical field of household appliances, especially, relate to a hand-held type cleaning device.

Background

The existing handheld cleaning equipment is widely favored by consumers due to the characteristics of low noise, small volume and light weight. But is limited by its volume, which limits the capacity of the battery, resulting in limited endurance and short endurance, especially in high suction mode. At present, in order to solve the problem of endurance, two methods of increasing the battery capacity or providing a replaceable battery are generally adopted, but the former method increases the weight of the whole machine, and the latter method needs to stop the equipment in the dust collection process, and also increases the production cost.

Therefore, there is a need to provide a handheld cleaning appliance to at least partially address the above problems.

SUMMERY OF THE UTILITY MODEL

In the summary section a series of concepts in a simplified form is introduced, which will be described in further detail in the detailed description section. The inventive content does not imply any attempt to define the essential features and essential features of the claimed solution, nor is it implied to be intended to define the scope of the claimed solution.

To at least partially solve the above problem, the utility model discloses a hand-held type cleaning device, it includes the suction unit, the suction unit includes:

a suction housing including first and second mounting parts disposed at an outer side and a suction passage disposed at an inner side, the first and second mounting parts being oppositely disposed at both sides of the suction passage;

a transmitting device provided in the first mounting portion, the transmitting device including a transmitting unit for transmitting an electromagnetic wave signal toward the suction channel; and

a receiving device disposed in the second mounting portion, the receiving device including a receiving unit for receiving the electromagnetic wave signal.

According to the utility model discloses a hand-held type cleaning equipment, set up transmitting unit and receiving element through the both sides at suction channel, transmitting unit can be towards suction channel transmission electromagnetic wave signal, these electromagnetic wave signals pass suction channel and because receiving blockking of dust and being absorbed and reflection in suction channel, receive by the receiving element at last, hand-held type cleaning equipment's control system can judge out what of dust volume in the suction channel based on received electromagnetic wave signal, with the size according to how much automatic adjustment gear of dust volume, make the dust reduce to low gear when less, thereby improve the time of endurance of battery, and improve the ease for use, use experience with the improvement user.

Drawings

The following drawings of the embodiments of the present invention are provided as a part of the present invention for understanding the present invention. There are shown in the drawings, embodiments and descriptions thereof, which are used to explain the principles of the invention. In the drawings, there is shown in the drawings,

FIG. 1 is a schematic perspective view of a hand-held cleaning device according to a preferred embodiment of the present invention;

FIG. 2 is a schematic view of the suction unit of the hand-held cleaning appliance of FIG. 1;

FIG. 3 is an exploded perspective view of the pumping unit of FIG. 2; and

fig. 4 is another exploded perspective view of the pumping unit of fig. 2.

Description of reference numerals:

100: hand-held cleaning device

10: equipment main body

110: suction unit

120: suction housing

121: first mounting part

122: second mounting part

123: suction channel

124: first through hole

125: second through hole

130: transmitting device

131: transmitting unit

140: receiving apparatus

141: receiving unit

150: a first transparent window

160: second transparent window

171: first seal member

172: second seal

173: third seal

174: fourth seal

180: first cover body

190: second cover body

Detailed Description

In the following description, numerous specific details are set forth in order to provide a more thorough understanding of the present invention. It will be apparent, however, to one skilled in the art, that embodiments of the invention may be practiced without one or more of these specific details. In other instances, well-known features have not been described in order to avoid obscuring embodiments of the present invention.

In the following description, a detailed structure will be presented for a thorough understanding of embodiments of the invention. It is apparent that the implementation of the embodiments of the present invention is not limited to the specific details familiar to those skilled in the art.

The present embodiment discloses a hand-held cleaning device 100 for routine cleaning operations. The user can hold the hand-held cleaning device 100 for operation.

The hand-held cleaning device 100 according to the present invention will be described in detail with reference to fig. 1 to 4.

As shown in fig. 1, the hand-held cleaning device 100 mainly includes a device body 10 and a suction unit 110, and a battery (not shown). The suction unit 110 is disposed at an upper position of the apparatus body 10 and protrudes outward in the horizontal direction from the apparatus body 10. The battery is disposed inside the apparatus body 10.

As shown in fig. 2 to 4, the suction unit 110 mainly includes a suction housing 120, a transmitting device 130, and a receiving device 140. The suction housing 120 includes first and

second mounting parts

121 and 122 disposed at the outer side and a suction passage 123 disposed at the inner side. The first and

second mounting portions

121 and 122 are oppositely disposed at both sides of the suction passage 123 and communicate with the suction passage 123. In the present embodiment, the first mounting portion 121 and the second mounting portion 122 are provided at one end of the suction housing 120 away from the apparatus body 10.

Specifically, the first and

second mounting parts

121 and 122 may be configured as grooves recessed inward from the outer surface of the suction housing 120. The emitting device 130 is disposed in the first mounting part 121. The emitting means 130 comprises an emitting unit 131 for emitting an electromagnetic wave signal towards the suction channel 123. The receiving device 140 is provided in the second mounting portion 122. The receiving device 140 comprises a receiving unit 141 for receiving the electromagnetic wave signal.

In the present embodiment, the transmitting device 130 and the receiving device 140 may be both PCB boards (i.e., printed circuit boards). The electromagnetic wave signal may be infrared or laser. Specifically, the transmitting unit 131 may be an infrared light emitting diode for transmitting infrared rays, and the receiving unit 141 may be an infrared photodiode or an infrared phototransistor for receiving infrared rays. Alternatively, the transmitting unit 131 may be a laser diode for transmitting laser light, and the receiving unit 141 may be a laser receiving diode for receiving laser light. Of course, the transmitting unit 131 may also be a laser transmitter and the receiving unit 141 may be a laser receiver, as required.

The suction housing 120 includes a first through hole 124 and a second through hole 125 communicating the suction passage 123 with the first mounting portion 121 and the second mounting portion 122, respectively, the first through hole 124 and the second through hole 125 are oppositely disposed at both sides of the suction passage 123, and the position of the emitting unit 131 corresponds to the position of the first through hole 124, and the position of the receiving unit 141 corresponds to the position of the second through hole 125. Specifically, the first and second through

holes

124 and 125 may be provided at the bottom of the first and second mounting

parts

121 and 122, respectively, and each may be configured as a circular through hole. The diameter of the first through-hole 124 is equal to the diameter of the second through-hole 125. The electromagnetic wave signal emitted by the emitting unit 131 may enter the suction channel 123 through the first through hole 124 and be received by the receiving unit 141 through the second through hole 125. It will be understood by those skilled in the art that the shapes of the first and second through

holes

124 and 125 are not limited to the present embodiment, and the first and second through

holes

124 and 125 may also be configured in a polygonal shape, an oval shape, or other suitable shapes as needed.

The suction unit 110 may further include first and second

transparent windows

150 and 160 respectively disposed in the first and second mounting

portions

121 and 122, the first transparent window 150 being disposed at an inner side of the emitting device 130 and for covering the first through hole 124, and the second transparent window 160 being disposed at an inner side of the receiving device 140 and for covering the second through hole 125. The first transparent window 150 and the second transparent window 160 can be at least partially made of a transparent material. The electromagnetic wave signals emitted by the emitting means 130 may pass through a first transparent window 150 and a second transparent window 160. Specifically, a first transparent window 150 is at least partially disposed in the first through-hole 124 and a second transparent window 160 is at least partially disposed in the second through-hole 125. More specifically, at least a portion of the first transparent window 150 disposed in the first through hole 124 is made of a transparent material, and at least a portion of the second transparent window 160 disposed in the second through hole 125 is made of a transparent material.

The suction unit 110 may further include a first sealing member 171 and a second sealing member 172. A first sealing member 171 is disposed between the first transparent window 150 and the suction housing 120 for sealing a gap between the first transparent window 150 and the first through hole 124, thereby preventing dust in the suction channel 123 from entering the first mounting portion 121 through the first through hole 124. A second sealing member 172 is disposed between the second transparent window 160 and the suction housing 120 for sealing a gap between the second transparent window 160 and the second through hole 125, thereby preventing dust in the suction channel 123 from entering the second mounting portion 122 through the second through hole 125. Specifically, the first and

second sealing members

171 and 172 may be seal double-sided tapes.

The suction unit 110 may further include a third seal 173 and a fourth seal 174. A third sealing member 173 is disposed between the first transparent window 150 and the emitting device 130 for sealing a gap between the first transparent window 150 and the emitting device 130, thereby preventing dust from falling onto the emitting unit 131. A fourth sealing member 174 is disposed between the second transparent window 160 and the receiving device 140 for sealing a gap between the second transparent window 160 and the receiving device 140, thereby preventing dust from falling onto the receiving unit 141. Specifically, the third and fourth sealing

members

173 and 174 may be a sealing double-sided tape.

The suction unit 110 may further include a first cover 180 and a second cover 190. The first cover 180 is disposed outside the emitter 130 to cover the first mounting portion 121. The second cover 190 is disposed outside the receiving device 140 to cover the second mounting portion 122. The first cover 180 and the second cover 190 may be respectively mounted to the suction housing 120 by fasteners. When the first cover 180 and the second cover 190 are mounted on the suction housing 120, the outer surfaces of the first cover 180 and the second cover 190 conform to the outer surface shape of the suction housing 120.

Unless defined otherwise, 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 herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. Terms such as "disposed" and the like, as used herein, may refer to one element being directly attached to another element or one element being attached to another element through intervening elements. Features described herein in one embodiment may be applied to another embodiment, either alone or in combination with other features, unless the feature is otherwise inapplicable or otherwise stated in the other embodiment.

The present invention has been described in terms of the above embodiments, but it is to be understood that the above embodiments are for purposes of illustration and description only and are not intended to limit the invention to the described embodiments. It will be appreciated by those skilled in the art that many more modifications and variations are possible in light of the above teaching and are intended to be included within the scope of the invention.

Claims

1. A hand-held cleaning appliance comprising a suction unit, the suction unit comprising:

a suction housing including first and second mounting portions disposed at an outer side and a suction passage disposed at an inner side, the first and second mounting portions being disposed at opposite sides of the suction passage and communicating with the suction passage;

2. The hand-held cleaning device according to claim 1, wherein the emitting unit is an infrared light emitting diode and the receiving unit is an infrared photodiode or an infrared phototriode.

3. The hand-held cleaning device according to claim 1, wherein the transmitting unit is a laser diode and the receiving unit is a laser receiving diode.

4. The hand-held cleaning device of claim 1, wherein the first and second mounting portions are configured as grooves recessed inwardly from an outer surface of the suction housing.

5. The hand-held cleaning device according to claim 4, wherein the suction housing includes a first through hole and a second through hole that communicate the suction passage with the first mounting portion and the second mounting portion, respectively, the first through hole and the second through hole being oppositely disposed at both sides of the suction passage, and a position of the emitting unit corresponds to a position of the first through hole and a position of the receiving unit corresponds to a position of the second through hole.

6. The hand-held cleaning device of claim 5, wherein the suction unit further comprises a first transparent window and a second transparent window respectively disposed in the first mounting portion and the second mounting portion, the first transparent window disposed inside the emitting device and adapted to cover the first through hole, the second transparent window disposed inside the receiving device and adapted to cover the second through hole.

7. The hand-held cleaning device according to claim 6, wherein the first transparent window is at least partially disposed in the first through-hole and the second transparent window is at least partially disposed in the second through-hole.

8. The hand-held cleaning apparatus according to claim 7,

the suction unit further comprises a first seal and a second seal,

the first sealing member is disposed between the first transparent window and the suction housing for sealing a gap between the first transparent window and the first through hole,

the second seal is disposed between the second transparent window and the suction housing for sealing a gap between the second transparent window and the second through-hole.

9. The hand-held cleaning apparatus according to claim 6,

the suction unit further comprises a third seal and a fourth seal,

the third encapsulant is disposed between the first transparent window and the emitter device for sealing a gap between the first transparent window and the emitter device,

the fourth seal is disposed between the second transparent window and the receiving device for sealing a gap between the second transparent window and the receiving device.

10. The hand-held cleaning apparatus according to claim 1,

the suction unit further includes a first cover and a second cover,

the first cover body is arranged on the outer side of the transmitting device and used for covering the first mounting part,

the second cover is disposed outside the receiving device to cover the second mounting portion.