CN112043198A - A hand-held vacuum cleaner suitable for installation on a push rod - Google Patents

Abstract

A hand-held vacuum cleaner suitable for installation on a push rod, comprising a main unit with a built-in vacuum generator, a dust collecting cup, a battery pack and a handle, characterized in that: the dust collecting cup is arranged at the front end of the main unit, and the handle is arranged on the main unit The rear end of the dust collector, the battery pack is arranged in the handle, the lower end of the dust cup is provided with an air inlet, and the lower part of the dust cup is provided with an air inlet duct connected to the air inlet and arranged horizontally; or the upper end of the dust cup is provided with an air inlet pipe. There is an air inlet, and an air inlet duct connected with the air inlet and arranged horizontally is arranged above the dust collecting cup. The structure design of the invention is more simple and reasonable, not only the air volume loss is small, the wind power is large, but also the dust collecting cup has a large capacity, the dust is convenient to dump, and the storage and carrying are convenient, and the use is very convenient.

Description

A hand-held vacuum cleaner suitable for installation on a push rod

technical field

The invention belongs to the technical field of household appliances, and relates to a vacuum cleaner, in particular to a hand-held vacuum cleaner.

Background technique

The vacuum cleaner is a commonly used vacuuming tool in the family. Its working principle is that the motor drives the blades to rotate at a high speed, and generates negative air pressure in the sealed shell to absorb dust. Vacuum cleaners can be divided into vertical, horizontal and hand-held according to their structure. Among them, hand-held vacuum cleaners are widely used because of their small size, light weight, and convenient use and storage. However, the existing hand-held vacuum cleaners still have the defects of insufficient lightness, uneven weight distribution and small capacity of dust cups during use.

After investigation, the existing patent number CN201910753549.0 of the Chinese patent "A Handheld Vacuum Cleaner" includes: a body; a handle formed on the body; a battery pack built into the handle; wherein, the handle A hollow cavity is formed inside, and the battery pack is arranged in the hollow cavity. The hand-held vacuum cleaner sets the battery pack in the handle, which has the advantages of uniform weight distribution and easy operation, but the air inlet pipe passes through the dust cup, and there is still a defect of small capacity of the dust cup.

SUMMARY OF THE INVENTION

The technical problem to be solved by the present invention is to provide a hand-held vacuum cleaner suitable for installation on a push rod with a compact structure, uniform weight distribution and large capacity of the dust cup in view of the above-mentioned technical situation.

The technical solution adopted by the present invention to solve the above technical problems is: a hand-held vacuum cleaner suitable for installation on a push rod, comprising a main unit with a built-in vacuum generator, a dust collecting cup, a battery pack and a handle, characterized in that: the The dust collecting cup is arranged at the front end of the main unit, the handle is arranged at the rear end of the main unit, the battery pack is arranged in the handle, the lower end of the dust collecting cup is provided with an air inlet, and the lower part of the dust collecting cup is connected with the air inlet and is arranged in a horizontal direction. The air inlet duct arranged; or the upper end of the dust cup is provided with an air inlet, and the upper part of the dust cup is provided with an air inlet duct connected with the air inlet and arranged horizontally, and the dust cup is detachably arranged at the front end of the main engine and The air inlet duct is detachably connected.

Preferably, the dust collecting cup is coaxially and laterally arranged with the vacuum generator.

As an improvement, the dust collecting cup and the main machine are both cylindrical, the handle is horizontally arranged at the rear end of the main machine, the air inlet duct is cylindrical, the front end of the air inlet duct is an upwardly protruding air inlet end, and the air inlet end is provided with a cylindrical shape. There is a dust suction port, the rear end seal of the air inlet duct is connected with the front end of the handle, and the side of the air inlet duct corresponding to the dust collecting cup is formed with an arc-shaped concave surface that is sealed with the dust collecting cup, and the arc-shaped concave surface corresponds to the dust collecting cup. Corresponding openings are provided at the air inlets of the dust collecting cups, and the dust collecting cups are arranged on the front side of the host and are detachably and sealedly connected to the air inlet pipes through snaps.

Further, the rear side of the air inlet end of the air inlet duct is protruded with a limit block, the front end of the dust collecting cup is provided with a corresponding clamping slot, and the rear end of the dust collecting cup is protruded with a side corresponding to the air inlet duct. The clamping block, the arc-shaped concave surface of the air inlet duct is provided with a concave hole for the clamping block to be inserted, the side wall of the air inlet duct is provided with a button buckle matched with the clamping block, and a button buckle is arranged between the button buckle and the inner wall of the air inlet duct. There is a spring that makes the button buckle always abut against the card block.

Still further, the button buckle is composed of a buckle portion and a button portion, the side wall of the air inlet duct is provided with a button hole for the button portion to be inserted, the buckle portion is arranged in the air inlet duct, and the dust collecting cup is protruded. The clamping block is inverted T-shaped or L-shaped, the inner end of the buckle part is protruded with a spring column, the spring is sleeved on the spring column, and the other end of the spring is in contact with the inner wall of the air inlet duct, so that the buckle part has a constant contact with the clamping part. The tendency of the blocks to be snapped against each other.

Further, the handle is cylindrical, and a circuit board is also arranged in the handle. The upper end surface of the handle is used to control the switch button of the vacuum cleaner, the switch button is connected with the circuit board and the battery pack, and the vacuum generator in the host is connected to the circuit through wiring. The boards are connected to form a control loop.

Further, an air outlet is provided on the main unit, and the air outlet is a plurality of strip holes, which are arranged circumferentially on the left and right sides of the main unit and are located at the rear end of the vacuum generator.

Finally, the front end of the air inlet duct can be detachably connected to the dust head or the push rod and the floor brush as required. The detachable connection adopts plug connection or snap connection.

Compared with the prior art, the present invention has the advantages that: the battery pack is arranged in the handle, so that the weight is distributed evenly; the air inlet duct can be connected with a push rod, a floor brush or a dust suction head, so that the hand-held and push rod can be used in different scenarios; vacuum The generator and the dust collecting cup are arranged horizontally on the same axis, and the air is discharged in a straight line to reduce the loss of wind energy; the air inlet duct is set outside the dust collecting cup, which does not occupy the capacity of the dust collecting cup, making the dust collecting cup larger; Detachable connection with the air inlet duct makes cleaning and storage more convenient. The structure design of the invention is more simple and reasonable, not only the air volume loss is small, the wind power is large, but also the dust collecting cup has a large capacity, is convenient for dust removal, is convenient for storage and portable, and is very convenient to use.

Description of drawings

1 is a schematic structural diagram of Embodiment 1 of the present invention;

2 is a schematic structural diagram of Embodiment 1 of the present invention when the dust collecting cup is opened;

Fig. 3 is the sectional view of Fig. 1;

FIG. 4 is a cross-sectional view of the snap fit between the dust cup and the air inlet duct.

5 is a schematic structural diagram of Embodiment 1 after connecting the push rod and the floor brush;

6 is a schematic structural diagram of Embodiment 1 after connecting the dust collector;

Figure 7 is a cross-sectional view of Embodiment 2 of the present invention.

Detailed ways

The present invention will be further described in detail below with reference to the embodiments of the accompanying drawings.

Example 1

As shown in Figures 1 to 6, a hand-held vacuum cleaner suitable for installation on a push rod includes a main unit 1 with a built-in vacuum generator 8, a dust cup 2, a battery pack 7 and a handle 3, wherein the dust cup 2 and The main machine 1 is cylindrical, and the dust cup 2 is detachably sealed on the front side of the main machine 1 and communicated with each other. The dust cup 2 and the vacuum generator 4 in the main machine 1 are arranged coaxially and laterally. The upper rear side of the vacuum generator 4 is provided with an air outlet 11. The air outlet 11 is a plurality of strip holes, which are arranged circumferentially on the left and right sides of the main unit 1, so that the air can be discharged in a straight line and reduce the loss of wind energy. The handle 3 is arranged laterally at the rear end of the main unit 1, and the battery pack 7 is arranged in the handle 3, so that the weight is distributed evenly. An air inlet 21 is opened at the lower end of the dust collecting cup 2 , and an air inlet duct 4 connected with the air inlet 21 and arranged horizontally is arranged below the dust collecting cup 2 . The air inlet duct 4 is cylindrical, and the front end of the air inlet duct 4 is an air inlet end 41 that protrudes upwards. The push rod or suction head of the push rod type vacuum cleaner is snap-connected, and the rear end seal of the air inlet duct 4 is connected with the front end of the handle 3 at a low level. The arc-shaped concave surface has a corresponding opening 43 corresponding to the position of the air inlet 21 of the dust collecting cup 2. The dust collecting cup 2 is arranged on the front side of the host 1 and is detachably and sealedly connected to the air inlet duct 4 through a buckle. The rear side of the air inlet end 41 of the air inlet duct 4 is protruded with a limit block 44, the front end of the dust collecting cup 2 is provided with a corresponding clamping groove 23, and the rear of the lower end face of the dust collecting cup 2 is protruded with an inverted T-shaped Or the L-shaped block 22, the arc-shaped concave surface of the air inlet duct 4 is provided with a concave hole for the block 22 to be inserted, and the side wall of the air inlet duct 4 is provided with a button buckle 5 that cooperates with the card block 22. The buckle 5 is composed of a buckle part 52 and a button part 51. The side wall of the air inlet duct 5 is provided with a button hole for the button part 51 to be placed and limited. The buckle part 52 is arranged in the air inlet duct 4, and the buckle The inner end of the portion 52 is protruded with a spring column, a spring is sleeved on the spring column, and the other end of the spring is in contact with the inner wall of the air inlet duct 4, so that the buckle portion 52 has a tendency to always abut against the clamping block 22, and at the same time , a sealing ring is lined between the air inlet 21 and the corresponding opening 43 to achieve the sealing effect. The handle 3 is cylindrical, and the handle 3 is also provided with a circuit board 30. The upper end surface of the handle 3 is used to control the switch button 6 of the vacuum cleaner. There are two switch buttons 6, one is the power switch button, and the other is the wind gear. The switch button 6 is connected with the circuit board 30 and the battery pack 7, and the vacuum generator 8 in the host 1 is connected with the circuit board 30 through wiring to form a control loop.

The front end of the air inlet duct 4 can be connected to the vacuum head 20 as required, as shown in FIG. 6; or it can also be connected to the push rod 9 and the floor brush 10, as shown in FIG. 5, which is suitable for use in different scenarios.

Example 2

As shown in FIG. 7 , the difference from Embodiment 1 is that the dust collecting cup 2 is located at the lower end of the air inlet duct 4 , the upper end of the dust collecting cup 2 is provided with an air inlet 21 , and the upper end of the dust collecting cup 2 is provided with an air inlet 21 . The connected and horizontally arranged air inlet ducts 4 and the dust collecting cup 2 are detachably arranged at the front end of the main machine 1 and are detachably connected to the air inlet duct 4 . The rest of the structure is the same as that of Example 1.

When in use, just press the switch button 6 to vacuum the dust. Since the vacuum generator 8 and the dust collecting cup 2 are on the same axis, the wind is discharged in a straight line, reducing the loss of wind energy; when dust is required, just press the button opening 5, The dust collecting cup 2 can be easily disassembled for easy cleaning; the battery pack 7 is arranged in the handle 3 to make the weight distribution even; The rod can be used in different scenes to obtain multi-purpose effects.

The above are only the preferred embodiments of the present invention. It should be pointed out that for those skilled in the art, without departing from the technical principles of the present invention, several improvements and modifications can be made. These improvements and modifications It should also be regarded as the protection scope of the present invention.

Claims (9)

1. The utility model provides a be fit for hand-held type dust catcher of installation on push rod, includes that built-in host computer, dust cup, battery package and the handle that has vacuum generator, its characterized in that: the dust collecting cup is arranged at the front end of the host machine, the handle is arranged at the rear end of the host machine, the battery pack is arranged in the handle, the lower end of the dust collecting cup is provided with an air inlet, and an air inlet pipeline which is communicated with the air inlet and is transversely arranged is arranged below the dust collecting cup; or the upper end of the dust collecting cup is provided with an air inlet, an air inlet pipeline which is communicated with the air inlet and transversely arranged is arranged above the dust collecting cup, and the dust collecting cup is detachably arranged at the front end of the main machine and is detachably connected with the air inlet pipeline.

2. The hand-held cleaner of claim 1, wherein: the dust collecting cup is coaxial and transversely arranged with the vacuum generator.

3. The hand-held cleaner of claim 1, wherein: the dust collecting cup is characterized in that the dust collecting cup and the host are cylindrical, the handle is transversely arranged at the rear end of the host, the air inlet pipeline is cylindrical, the front end of the air inlet pipeline is an air inlet end protruding upwards, a dust suction port is formed in the air inlet end, the rear end of the air inlet pipeline is hermetically connected with the front end of the handle in a low mode, an arc-shaped concave surface matched with the dust collecting cup in a sealing mode is formed on one side, corresponding to the dust collecting cup, of the air inlet pipeline, a corresponding opening is formed in the arc-shaped concave surface corresponding to the position of an air inlet of the dust collecting cup, and the dust collecting cup is arranged.

4. The hand-held cleaner of claim 3, wherein: the dust collecting cup is characterized in that a limiting clamping block is convexly arranged on the rear side of the air inlet end of the air inlet pipeline, a corresponding clamping groove is formed in the front end of the dust collecting cup, a clamping block is convexly arranged on one side, corresponding to the air inlet pipeline, of the rear end of the dust collecting cup, a concave hole for the clamping block to insert is formed in the arc-shaped concave surface of the air inlet pipeline, a button buckle matched with the clamping block is arranged on the side wall of the air inlet pipeline, and a spring enabling the button buckle to be always abutted and clamped with the clamping block is arranged between the button.

5. The hand-held cleaner of claim 4, wherein: the button buckle comprises buckle portion and button portion, and the button hole that supplies button portion to put into is seted up to the lateral wall of air-supply line, and buckle portion sets up in the air-supply line, and the protruding fixture block that establishes of dust cup is shape of falling T or L, and the protruding spring post that is equipped with of inner end of buckle portion, spring housing establish on the spring post, and the other end of spring offsets with the air-supply line inner wall, makes buckle portion have the trend of the card block counterbalance joint all the time.

6. The hand-held cleaner according to any one of claims 1 to 5, wherein: the handle is a cylinder, a circuit board is further arranged in the handle, the upper end face of the handle is used for controlling a switch button of the dust collector, the switch button is connected with the circuit board and a battery pack, and a vacuum generator in the host is connected with the circuit board through wiring to form a control loop.

7. The hand-held cleaner according to any one of claims 1 to 5, wherein: the air outlet is a plurality of strip-shaped holes, and the left side and the right side of the main machine are annularly arranged at the rear end of the vacuum generator.

8. The hand-held cleaner according to any one of claims 1 to 5, wherein: the front end of the air inlet pipeline can be detachably connected with a dust collection head or a push rod and a floor brush according to requirements.

9. The hand-held cleaner of claim 8, wherein: the detachable connection adopts plug-in connection or clamping connection.

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