CN109938645A - A down pressure dust collector - Google Patents

Abstract

The invention discloses a kind of press-down type dust accumulation dust catcher, including main body, the bottom end of main body is equipped with dirt cup, and strainer is equipped in dirt cup, and filter core is equipped in strainer, and the front end of main body is equipped with insertion pipe, and insertion pipe is removably connected with dust suction tube assembly；Body front end has entering-dust mouth, and strainer is located at below entering-dust mouth；There is air duct, air duct rear end has close to the slope of dirt cup top setting in main body.Sweep-up pipe is not connect with dirt cup, and dirt cup can be dismounted individually, be cleaned, and dirt cup can be bigger using volume；Strainer is located at below entering-dust mouth, and dust will not directly contact strainer after entering-dust mouth entrance, is not easy to result in blockage；Into after dirt, dust etc. is rotated in dirt cup, by close to the slope of strainer, cooperate rotary force, make form pushing wind-force in dirt cup, dust caused constantly to be rotated down deposition, especially with suction proportionality action, dust rotates on the periphery of dirt cup lower section, and will not excessively collide dirt cup and cause noise.

Description

A down pressure dust collector

technical field

The invention relates to a vacuum cleaner, in particular to a down-pressure type dust accumulating vacuum cleaner.

Background technique

The vacuum cleaners in the prior art often have the following problems during use: the dust cup is directly connected with the dust suction pipe, so that the disassembly and cleaning of the dust cup is restricted by the dust suction pipe, which is relatively inconvenient; The dust port is in direct contact, and the dust directly contacts the filter screen, which is easy to form blockage; the dust collection efficiency is not high.

SUMMARY OF THE INVENTION

In view of the above-mentioned defects of the prior art, the purpose of the present invention is to provide a downward pressure type dust collector.

The technical solution of the present invention is: a downward pressure type dust collector, comprising a main body, a dust cup is installed at the bottom end of the main body, a filter screen is arranged in the dust cup, and a filter element is arranged in the filter screen;

The front end of the main body is provided with a plug-in pipe, and the plug-in pipe is detachably connected with a dust suction pipe assembly;

The front end of the main body has a dust inlet, and the filter screen is located under the dust inlet;

The main body has an air duct, and the rear end of the air duct has a slope arranged near the top of the dust cup.

Further, the dust suction pipe assembly includes a sliding sleeve sleeved on the front end of the plug-in pipe, a dust suction pipe inserted in the front end of the sliding sleeve, and a button arranged on the top of the sliding sleeve and matched with the plug-in pipe.

Further, the top of the sliding sleeve has an installation groove, the middle of the sliding sleeve is rotatably connected to the inner wall of the installation groove, a spring is provided between the rear end of the sliding sleeve and the sliding sleeve, the front end of the button has a clamping block, and the top of the plug tube is provided with a The card slot into which the card block fits.

Further, the rear end of the main body is provided with a rear cover, the rear cover is provided with a fan, and the front end of the fan is close to the slope.

Further, the top of the filter screen is detachably connected to the main body, and the filter screen communicates with the air duct.

Further, the lower end of the rear cover is provided with a handle, the handle is provided with a battery and a circuit board, the rear end of the rear cover is provided with a switch, and the circuit board is electrically connected with the battery, the switch and the fan.

Further, the bottom end of the dust cup is rotatably provided with a bottom cover for closing the opening of the bottom end of the dust cup.

Further, one end of the bottom cover is hinged with the bottom end of the dust cup, and the other end is connected with a button arranged on the outer wall of the dust cup.

Further, the end of the bottom cover connected to the button has a protrusion, the outer wall of the dust cup has a boss with a groove, the middle of the button is rotatably connected to the boss, the middle and upper section of the inner side of the button is provided with a shrapnel, and the bottom of the button is provided with a shrapnel. The ends have baffles that block the bumps.

Applying the downward pressure type dust collector provided by the present invention has the following beneficial effects:

The vacuum tube is not connected with the dust cup, and the dust cup can be disassembled and cleaned separately;

The filter screen is located under the dust inlet, that is, there is a certain distance between the filter screen in the dust cup and the dust inlet, and the dust will not directly contact the filter screen after entering from the dust inlet, which is not easy to cause blockage;

After entering the dust, the dust rotates in the dust cup. Through the slope close to the filter screen, with the rotation force, a downward pressure wind can be formed in the dust cup, causing the dust to continuously rotate downward and deposit, especially with the balanced effect of suction, dust. Rotate around the lower part of the dust cup, and will not collide with the dust cup too much to cause noise;

After the vacuum tube is not connected with the dust cup, the dust cup can use a larger volume and can hold more dirt.

Description of drawings

Fig. 1 is the overall structure schematic diagram of the present invention;

Fig. 2 is the exploded schematic diagram of the present invention;

3 is a schematic cross-sectional view of the present invention;

Fig. 4 is the enlarged schematic diagram of A area in Fig. 3;

Fig. 5 is the enlarged schematic diagram of B region in Fig. 3;

FIG. 6 is a schematic diagram of a use state of the present invention.

As shown in the picture: 1—Main body, 1.1—Air duct, 2—Dust cup, 2.1—Boss, 3—Filter screen, 4—Filter element, 5—Inlet tube, 51—Card slot, 6—Dust inlet, 7 —Slope, 8—Sliding sleeve, 81—Installation slot, 9—Dust pipe, 10—Button, 101—Clamp block, 11—Spring, 12—Back cover, 13—Fan, 14—Handle, 15—Battery, 16 — circuit board, 17 — switch, 18 — bottom cover, 181 — bump, 19 — button, 191 — baffle plate, 20 — shrapnel, 21 — sealing ring.

Detailed ways

In order to more intuitively and completely understand the technical solutions of the present invention, the non-limiting features are described as follows in conjunction with the accompanying drawings of the present invention:

As shown in Figures 1 to 6, a downward pressure type dust collector includes a main body 1, a dust cup 2 is installed at the bottom end of the main body 1, a filter screen 3 is arranged in the dust cup 2, and a filter element is arranged in the filter screen 3 4;

The front end of the main body 1 is provided with a plug-in pipe 5, and the plug-in pipe 5 is detachably connected with a suction pipe assembly;

The front end of the main body 1 has a dust inlet 6, and the filter screen 3 is located below the dust inlet 6;

The main body 1 has an air duct 1.1, and the rear end of the air duct 1.1 has a slope 7 arranged near the top of the dust cup 2.

The fact that the filter screen 3 is located below the dust inlet 6 means that there is a certain distance between the top of the filter screen 3 in the dust cup 2 and the dust inlet 6 . After the dust enters from the dust inlet 6, it will not directly contact the filter screen 3, and it is not easy to cause blockage.

The dust suction pipe 9 assembly includes a sliding sleeve 8 sleeved on the front end of the plug-in pipe 5 , a dust suction pipe 9 inserted in the front end of the sliding sleeve 8 , and a button 10 arranged on the top of the sliding sleeve 8 and matched with the plug-in pipe 5 . The top of the sliding sleeve 8 has an installation groove 81, the middle of the sliding sleeve 8 is rotatably connected with the inner wall of the installation groove 81, a spring 11 is arranged between the rear end of the sliding sleeve 8 and the sliding sleeve 8, the front end of the button 10 has a clamping block 101, and the plug-in tube 5 A card slot 51 for the card block 101 to be inserted into is provided at the top of the . The dust suction pipe 9 is not connected with the dust cup 2, and the dust cup 2 can be disassembled and cleaned separately.

When removing the vacuum tube 9 assembly, first press the rear end of the button 10, the spring 11 is compressed, the front end of the button 10 is lifted, the blocking block 101 is separated from the card slot 51 of the plug-in tube 5, and then the rear end of the vacuum tube 9 assembly is removed. Just go forward; when installing the vacuum tube 9 assembly, press the rear end of the button 10, the spring 11 is compressed, insert the rear end of the vacuum tube 9 assembly, and then release the button 10, the rear end of the button 10 is in the spring 11 is reset under the elastic force of 11, the clamping block 101 is clamped into the clamping slot 51, and the assembly of the dust suction pipe 9 is completed. The front end of the vacuum pipe 9 assembly is connected to the brush head, and the front end of the brush head and the vacuum pipe 9 assembly also adopts the above-mentioned detachable structure, which is convenient to replace different types of brush heads. Of course, the spring 11 can also be replaced with other elastic parts, such as elastic pieces.

The rear end of the main body 1 is provided with a rear cover 12 , a fan 13 is arranged in the rear cover 12 , and the front end of the fan 13 is close to the slope 7 . The top of the filter screen 3 is detachably connected to the main body 1 by means of snap connection or screw connection, and the filter screen 3 is communicated with the air duct 1.1. After entering the dust, the dust rotates in the dust cup 2, through the slope 7 close to the filter screen 3, with the rotation force, a downward pressure wind can be formed in the dust cup 2, causing the dust to continuously rotate downward and deposit, especially with the suction force. Balance effect, the dust rotates around the lower part of the dust cup 2, and will not collide with the dust cup 2 too much to cause noise.

The lower end of the rear cover 12 has a handle 14 with a battery 15 and a circuit board 16 inside the handle 14 .

The bottom end of the dust cup 2 is rotatably provided with a bottom cover 18 for closing the bottom opening of the dust cup 2 , and a sealing ring 21 is provided between the bottom cover 18 and the dust cup 2 . One end of the bottom cover 18 is hinged with the bottom end of the dust cup 2 , and the other end is connected with a button 19 arranged on the outer wall of the dust cup 2 . The end of the bottom cover 18 connected to the button 19 has a bump 181, the outer wall of the dust cup 2 has a boss 2.1 with a groove, the middle of the button 19 is rotatably connected to the boss 2.1, and the middle and upper sections of the inner side of the button 19 are provided with elastic pieces 20. The bottom end of the button 19 has a baffle plate 191 for blocking the protrusion 181.

When cleaning the dirt in the dust cup 2, press the top of the button 19 inward, the shrapnel 20 is compressed, the lower end of the button 19 rotates outward, the baffle 191 is separated from the block 101, the bottom cover 18 is opened by gravity, and the dust cup 2 The dirt inside can be poured out, as shown in Figure 5; after the dirt is poured out, press and hold the button 19, close the bottom cover 18, and then release the button 19, the button 19 is reset under the elastic force of the elastic sheet 20, The baffle 191 blocks the projection 181, and the dust cup 2 is closed. Of course, the elastic piece 20 can also be replaced with other elastic parts, such as a spring.

In the prior art, the dust cup 2 of the vacuum cleaner is connected with the dust suction pipe 9. The actual usable height of the dust cup 2 is below the nozzle of the dust suction pipe 9, and the usable volume is very small. After the vacuum pipe 9 of the present application is not connected with the dust cup 2, the dust cup 2 can use a larger volume and can hold more dirt.

Of course, the above are only the preferred embodiments of the present invention, which do not limit the scope of the patent of the present invention. Any simple modifications and equivalent structural changes made by using the contents of the description and drawings of the present invention shall be similarly included in the within the scope of patent protection of the present invention.

Claims (9)

1. A down-pressure type dust collecting vacuum cleaner, comprising a main body, a dust cup is installed at the bottom end of the main body, a filter screen is arranged in the dust cup, and a filter element is arranged in the filter screen, and it is characterized in that: The front end of the main body is provided with a plug-in pipe, and the plug-in pipe is detachably connected with a dust suction pipe assembly; The front end of the main body has a dust inlet, and the filter screen is located under the dust inlet; The main body has an air duct, and the rear end of the air duct has a slope arranged near the top of the dust cup. 2 . The downward pressure type dust collector according to claim 1 , wherein the dust suction pipe assembly comprises a sliding sleeve sleeved on the front end of the plug-in pipe, a dust suction pipe inserted in the front end of the sliding sleeve, and a The button on the top of the sliding sleeve that mates with the plug-in tube. 3 . The downward pressure type dust collector according to claim 2 , wherein the top of the sliding sleeve has an installation groove, the middle of the sliding sleeve is rotatably connected to the inner wall of the installation groove, and the rear end of the sliding sleeve is connected to the sliding sleeve. 4 . There is a spring in between, the front end of the button is provided with a blocking block, and the top of the plug-in tube is provided with a blocking slot for the blocking block to be inserted into. 4 . The downward pressure type dust collector according to claim 1 , wherein the rear end of the main body is provided with a rear cover, the rear cover is provided with a fan, and the front end of the fan is close to the slope. 5 . 5 . The downward pressure type dust collector according to claim 4 , wherein the top of the filter screen is detachably connected to the main body, and the filter screen is communicated with the air duct. 6 . 6. A downward pressure type dust collector according to claim 4, characterized in that: the lower end of the rear cover has a handle, the handle is provided with a battery and a circuit board, the rear end of the rear cover is provided with a switch, and the circuit board Electrically connected with battery, switch and fan. 7 . The downward pressure type dust collector according to claim 1 , wherein the bottom end of the dust cup is rotatably provided with a bottom cover for closing the opening of the bottom end of the dust cup. 8 . 8 . The downward pressure type dust collector according to claim 7 , wherein one end of the bottom cover is hinged with the bottom end of the dust cup, and the other end is connected with a button arranged on the outer wall of the dust cup. 9 . 9 . The downward pressure type dust collector according to claim 8 , wherein the end of the bottom cover connected to the button has a protrusion, the outer wall of the dust cup has a protrusion with a groove, and the button has a protrusion. 10 . The middle of the button is rotatably connected with the boss, the middle and upper sections of the inner side of the button are provided with shrapnel, and the bottom end of the button is provided with a baffle to block the bump.