CN211749281U

CN211749281U - Handheld dust collector capable of preventing false switching

Info

Publication number: CN211749281U
Application number: CN201922045044.7U
Authority: CN
Inventors: 蔡演强
Original assignee: Foshan Shunde Deerma Electric Appliances Co Ltd
Current assignee: Guangdong Delma Technology Co Ltd
Priority date: 2019-11-22
Filing date: 2019-11-22
Publication date: 2020-10-27
Anticipated expiration: 2029-11-22

Abstract

The utility model discloses a prevent hand-held type dust catcher of false switch, including host computer, switch module and handheld portion, host computer one end is equipped with the inlet scoop that is used for connecting the dust absorption accessory, switch module is used for controlling the switch of host computer, switch module includes touch switch and driving lever, the driving lever with touch switch swing joint, touch switch switches on or breaks off the switch of host computer under the flexible action of driving lever; the side surface of the main machine is also provided with a mounting opening, and the hand-held part and the mounting opening are sequentially arranged in the direction facing the air suction opening; the switch assembly is arranged at the mounting opening, and the deflector rod extends outwards from the mounting opening and can be reciprocally moved in the mounting opening under the action of external force. According to the handheld dust collector with the anti-misoperation switch, the switch close to the handheld part adopts a toggle switch mode, so that the problem of misoperation caused by mistaken pressing and misplacing in the use process can be well solved.

Description

Handheld dust collector capable of preventing false switching

Technical Field

The utility model belongs to the technical field of the field and specifically relates to a prevent hand-held type dust catcher of mistake switch.

Background

The electric dust collector is a common household appliance in modern families, along with the improvement of the requirement on living quality, the dust collector is also subdivided into a great variety of types, the handheld dust collector can be divided into a host machine upper-mounted type and a host machine lower-mounted type according to the position of a host machine, the main control structure of the upper-mounted host machine type dust collector is positioned on the upper half part, hands of a user also hold the dust collector nearby the host machine, the air suction inlet on the lower part can be generally connected with a plurality of dust collection accessories to adapt to different dust collection requirements, and a lengthened pipe rod can be connected between the dust collection accessories and the air suction inlet according to the requirement, so that the electric dust collector is a very convenient dust collector.

However, the switch assembly of the existing host overhead vacuum cleaner generally adopts a button type or press type normally closed switch, the switch is arranged at a position which is convenient to be held by a hand, when the handle of the vacuum cleaner is held by the hand, the switch can be touched and pressed by only stretching a finger, and the switch starts to work when receiving the press, and is released, namely reset and stops working. However, when the switch is used for holding the dust collector to perform dust collection, the holding position of a hand may be changed, and the switch button can be easily loosened to stop the dust collector; if the dust collection position needs to be changed in the dust collection gap, the dust collector is easily mistakenly touched with the switch button to be in a starting state when the dust collector does not work, and much inconvenience is brought to daily use.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problems existing in the prior art, the utility model provides a prevent hand-held vacuum cleaner of mistake switch is provided, and its switch that is close to handheld position adopts the toggle switch mode, can avoid putting the problem of the mistake switch that causes by mistake in the use well by mistake.

In order to achieve the above purpose, the technical scheme of the utility model has:

a handheld dust collector with an anti-misoperation switch comprises a host machine, a switch component and a handheld part, wherein one end of the host machine is provided with an air suction opening for connecting dust collection accessories, the handheld part is connected with the side surface of the host machine, the switch component is used for controlling the switch of the host machine,

the switch assembly comprises a touch switch and a shifting rod, the shifting rod is movably connected with the touch switch, and the touch switch is used for switching on or off a switch of the host under the action of the shifting rod;

the side surface of the main machine is also provided with a mounting opening, and the handheld part and the mounting opening are sequentially arranged in the direction towards the air suction opening; the switch assembly is arranged at the mounting opening, and the deflector rod extends outwards from the mounting opening and can be reciprocally moved in the mounting opening under the action of external force.

Furthermore, the switch assembly further comprises a cover plate, the ends of the tact switch and the shifting rod are respectively connected to two sides of the cover plate, and the shifting rod extends outwards from the outer side of the cover plate.

Furthermore, the cover plate is arc-shaped, and the arc-shaped direction of the cover plate is consistent with the shifting direction of the shifting lever; the deflector rod extends outwards from the outer side of the covering plate, and the touch switch is connected with the inner arc surface of the covering plate.

The cushion body is in a cylindrical shape with an opening, one end of the cushion body is turned outwards to form the cushion edge, the buckle is further arranged on the side, provided with the cushion body, of the cushion edge in a protruding mode, and the buckle is clamped inside the mounting opening; the pad edge is clamped and arranged on the mounting opening, and the deflector rod extends outwards from the opening of the pad edge.

Furthermore, arc-shaped notches are formed in the symmetrical positions of the cylinder body of the pad body, the arc shape of each notch is consistent with that of the corresponding cover plate, and the cover plates abut against the notches.

Furthermore, the mounting opening is strip-shaped, and the length direction of the strip shape is consistent with the shifting direction of the shifting lever.

Further, the distance between the deflector rod and the handheld portion is 3-5 cm.

Furthermore, the touch switch comprises a touch sheet and a fixed contact, the touch sheet is connected with the shifting lever, and the touch sheet moves under the action of the shifting lever to enable the touch sheet and the fixed contact to be contacted with or separated from each other; the touch switch is switched on when the touch sheet is contacted with the static contact and is switched off when the touch sheet is separated from the static contact.

Furthermore, the portable dust collector also comprises a battery component and a dust collecting cylinder, wherein one end of the handheld part is connected with the side surface of the host machine, and the other end of the handheld part is connected with the battery component; the dust collecting cylinder is connected with the host and is arranged on one side opposite to the handheld part.

Furthermore, the dust collector also comprises a dust collection head, and an air duct is arranged among the dust collection head, the air suction opening, the dust collection cylinder and the host machine for communication.

The utility model discloses a prevent hand-held type dust catcher of false switch has improved the switch module that traditional push type normal close formula was pressed, changes the operating mode of switch into stirring by pressing, has avoided the false switch phenomenon that the mistake pressed the button and caused. When the dust collector is started, the effect of opening and closing the dust collector can be realized only by stretching out fingers and the like to toggle the deflector rod; when the dust collector is normally used after being started, as long as fingers do not specifically extend out of the deflector rod, the normal holding action does not influence the switch of the dust collector; when the computer is required to be shut down, the computer can be shut down only by extending the fingers again to operate the shifting lever in the opposite direction. Therefore, the hand-held dust collector adopting the toggle switch has the advantages of simplicity, easy use and difficult generation of error switch.

Drawings

Fig. 1 is an exploded view of a handheld vacuum cleaner with an anti-misoperation switch of the present invention;

fig. 2 is a perspective view of the switch assembly of the present invention;

fig. 3 is an exploded view of the switch assembly of the present invention;

fig. 4 is a perspective view of the dust collection head of the handheld dust collector with the anti-misoperation switch of the utility model.

Detailed Description

The hand-held vacuum cleaner of the invention for preventing the false switch is described in detail with reference to the accompanying drawings, so as to explain and explain the protection scope of the invention, specifically:

the utility model provides a prevent hand-held type dust catcher of false switch, includes host computer 1, switch module 2 and

handheld portion

3, 1 one end of host computer is equipped with inlet scoop 4 that is used for connecting the dust absorption accessory, handheld portion 3 with the side of host computer 1 links to each other, switch module 2 is used for the switch of main control system 1, is equipped with the motor and the control circuit board isotructure that induced draft in the host computer 1, and handheld portion 3 is used for providing the position of gripping for the staff. The switch component 2 comprises a touch switch 21 and a shifting rod 22, the shifting rod 22 is movably connected to the touch switch 21, and the touch switch is connected with or disconnected from a switch of the main machine under the action of the movement of the shifting rod 22; the side surface of the main machine 1 is also provided with a mounting opening 11, the handheld part 3 and the mounting opening 11 are sequentially arranged in the direction towards the air suction opening 4, so that when a hand holds the handheld part 3, a finger can be conveniently extended out to toggle the deflector rod 22 for switching operation; the switch component 2 is arranged at the mounting opening 11, the deflector rod 22 extends outwards from the mounting opening 11 and can be moved back and forth in the mounting opening 11 under the action of external force, and the deflector rod 22 can be moved to control the on-off of the touch switch, so that the switch of the host 1 is realized. In addition, in order that the human hand can well shift the shifting rod 22 when holding the hand and is not easy to be touched by mistake, and the length of the fingers of the human hand and the posture when holding the hand-held part 3 are combined, the invention provides the optimal distance between the shifting rod 22 and the hand-held part 3, and the distance is 3-5 cm.

Although the vacuum cleaner of the top mount type has many advantages such as the capability of replacing suction accessories, the main body 1 having a large weight is provided in the upper half portion, and therefore, when the hand-held vacuum cleaner is used for vacuum cleaning, the main weight of the entire vacuum cleaner needs to be carried by a human hand. When the dust is sucked at home, the dust sucking operation generally lasts for more than 10 minutes, and when the area needing dust suction is large, even lasts for more than 30 minutes, which means that a heavy dust collector needs to be held or lifted by hands for 10-30 minutes, and the arm lifting force of a general person is limited, so that the holding posture and the holding position may need to be changed for many times to obtain more comfortable body feeling in the process of holding the dust collector. In the process, if the normally closed button switch in the existing dust collector is adopted, the dust collector can stop working as long as one hand is loosened, and the dust collector can not stop working while the holding posture of the hand is changed. For the phenomenon, the inventor improves the existing switch assembly, and the switch assembly is arranged at a position close to the holding part, but the switch assembly does not need to be pressed all the time, so that the switch assembly not only can conveniently stir the shift lever 22 by fingers when needed to achieve the effect of switching, but also avoids the phenomenon of mistaken switching in the process.

As a preferable scheme of the switch assembly 2, the switch assembly 2 further includes a cover plate 23 for isolating the tact switch 21 from the outside and preventing foreign objects and the like from entering and damaging the tact switch 21, ends of the tact switch 21 and the shift lever 22 are respectively connected to two sides of the cover plate 23, and the shift lever 22 extends outward from an outer side of the cover plate 23. The shape of the cover plate 23 is preferably arc-shaped, and the arc-shaped direction of the cover plate 23 is consistent with the poking direction of the poking rod 22; the shifting rod 22 extends outwards from the outer side of the covering plate 23, the touch switch 21 is connected with the inner arc surface of the covering plate 23, and the shifting rod 22 drives the covering plate 23 to move when moving, so that the touch switch 21 is switched on and off. Because the shifting lever 22 is of a toggle type, the motion track of the shifting lever 22 is actually arc-shaped, and the arc-shaped covering plate 23 is matched with the motion track of the shifting lever 22, so that the covering plate 23 can be tightly attached to the inner edge of the mounting port 11 on the host 1 no matter which position the shifting lever 22 moves to, and good sealing performance is ensured.

As a preferable scheme for mounting the switch assembly 2, a cushion 24 is further provided for assisting mounting between the mounting opening 11 and the switch assembly 2, the cushion 24 includes a cushion body 241, a cushion edge 242 and a buckle 243, the cushion body 241 is in a cylindrical shape with an opening, one end of the cushion body 241 is turned outwards to form the cushion edge 242, the buckle 243 is further provided on the side of the cushion edge 242 where the cushion body 241 is provided, and the buckle 243 is clamped inside the mounting opening 11; the pad edge 242 is clamped and installed on the installation opening 11, the pad body 241 is clamped and installed in the installation opening 11 to achieve the positioning effect together with the cylinder body and the buckle 243, and the shift lever 22 extends outwards from the opening of the pad edge 242. Preferably, the pad body 241 is provided with an arc-shaped notch 242a at a symmetrical position of the cylinder body of the pad body 241, the arc shape of the notch 242a is identical to the arc shape of the cover plate 23, and the cover plate 23 abuts against the notch 242 a. Therefore, when the cover plate 23 does the arc-shaped reciprocating motion along with the shift lever 22, the arc-shaped cylinder body can be well fitted without blocking the motion, so that the cushion body 241 prevents the cover plate 23 from directly rubbing against the mounting opening 11 on the host 1, and the cushion 24 can be replaced without replacing the shell of the host 1 when the use time is long and friction loss occurs. The mounting opening 11 is in a strip shape matched with the moving direction of the shift lever 22, and the length direction of the strip shape is consistent with the shifting direction of the shift lever 22. The mounting opening 11 only needs to ensure that the reciprocating motion of the shift lever 22 is not blocked, and the setting is not too large, so that foreign matters are prevented from entering; the strip shape also plays the role of activating the poking direction for the user.

The touch switch 21 has various types in the prior art, such as a linkage structure, a photoelectric sensor, a motion sensor, etc., and one of them can be selected by those skilled in the art according to actual needs, and one embodiment provided in the present solution is: the trigger switch 21 includes a trigger piece and a fixed contact (not shown in the figure), the trigger piece is connected with the shift lever 22, and the trigger piece moves under the action of the shift lever 22 to make the trigger piece and the fixed contact with or separate from each other; the touch switch is switched on when the touch sheet is contacted with the static contact and is switched off when the touch sheet is separated from the static contact.

In addition to the above mentioned structure, the handheld vacuum cleaner in the present solution further includes a battery assembly 5 and a dust collection tube 6, the battery assembly 5 is used for supplying power, and the dust collection tube 6 is used for collecting impurities such as dust. One end of the handheld part 3 is connected with the side surface of the host 1, and the other end of the handheld part is connected with the battery component 5, and at the moment, the battery component 5 can also be used as a base for placing a dust collector; the dust collecting cylinder 6 is connected with the main machine 1 and arranged on one side opposite to the handheld part 3, so that the influence of the dust collecting cylinder 6 on the handheld part is avoided. The dust collector further comprises a dust collection head 7, and air ducts communicated with the dust collection head 7, the air suction opening 4, the dust collection barrel 6 and the main machine 1 are arranged for dust collection.

Except for the parts specially explained in the invention, the other parts are realized by adopting the technical means commonly used in the field, and are not described in detail herein.

Variations and modifications to the above-described embodiments may occur to those skilled in the art, in light of the above teachings and teachings. Therefore, the present invention is not limited to the specific embodiments disclosed and described above, and some modifications and changes to the present invention should fall within the protection scope of the claims of the present invention. Furthermore, although specific terms are employed herein, they are used in a generic and descriptive sense only and not for purposes of limitation.

Claims

1. A hand-held dust collector for preventing false switch comprises a host machine, a switch component and a hand-held part, wherein one end of the host machine is provided with an air suction inlet for connecting dust suction accessories, the hand-held part is connected with the side surface of the host machine, the switch component is used for controlling the switch of the host machine,

2. The hand-held cleaner of claim 1, wherein the switch assembly further comprises a cover plate, and wherein the trigger switch and the lever are connected at their ends to the respective sides of the cover plate, the lever extending outwardly from the outer side of the cover plate.

3. The hand-held cleaner of claim 2, wherein the cover plate is arcuate, the arcuate direction of the cover plate being aligned with the toggle direction of the toggle lever; the deflector rod extends outwards from the outer side of the covering plate, and the touch switch is connected with the inner arc surface of the covering plate.

4. The handheld vacuum cleaner of claim 3, further comprising a cushion member, wherein the cushion member comprises a cushion body, a cushion edge and a buckle, the cushion body is in a cylindrical shape with an opening, one end of the cushion body is turned outwards to form the cushion edge, the buckle is further arranged on one surface of the cushion edge provided with the cushion body, and the buckle is clamped inside the mounting opening; the pad edge is clamped and arranged on the mounting opening, and the deflector rod extends outwards from the opening of the pad edge.

5. The hand-held cleaner of claim 4, wherein the pad body has a symmetrical position of the cylinder body with an arc-shaped notch, the arc of the notch is identical to the arc of the cover plate, and the cover plate is abutted against the notch.

6. The hand-held cleaner according to claim 1, wherein the mounting opening is in the shape of a bar, and the length direction of the bar is consistent with the poking direction of the poking rod.

7. The hand-held cleaner of claim 1, wherein the shifter lever is 3 to 5cm from the hand-held portion.

8. The handheld vacuum cleaner of claim 1, wherein the trigger switch comprises a trigger piece and a fixed contact, the trigger piece is connected with the shift lever, and the trigger piece moves under the action of the shift lever to make the trigger piece and the fixed contact with or separate from each other; the touch switch is switched on when the touch sheet is contacted with the static contact and is switched off when the touch sheet is separated from the static contact.

9. The handheld vacuum cleaner of claim 1, further comprising a battery assembly and a dust collecting cylinder, wherein one end of the handheld part is connected with the side surface of the main machine, and the other end of the handheld part is connected with the battery assembly; the dust collecting cylinder is connected with the host and is arranged on one side opposite to the handheld part.

10. The hand-held vacuum cleaner of claim 9, further comprising a suction head, wherein the suction inlet, the dust collection canister and the main machine are in communication with each other via an air duct.