Filter module of handheld dust collector

Abstract

The utility model discloses a filter module of a handheld dust collector, which comprises a dust collector main body and a filter module, the dust cup comprises a cup body, an exhaust inlet, a dust cup cover and a pump fan opening, and the pump fan opening is communicated with the cup body and a pump fan; the filter screen cover is arranged in the dust cup; the air inlet HEPA is arranged in the dust cup; the at least two cones are annularly connected and arranged at the upper end of the air inlet HEPA in a sleeving manner, the tips of the cones face downwards, ash outlets are formed in the tips, and ventilation openings are formed in the upward ends of the cones; the lower end of the air inlet HEPA is sleeved with the sleeve, a channel is formed in the top end of the sleeve, the upper end of the sleeve is connected with the filter screen cover, and the lower end of the sleeve abuts against the dust cup cover. When a user needs to replace the air inlet HEPA, the user only needs to open the dust cup cover at the bottom, the air inlet HEPA can be drawn out to be replaced or cleaned, and operation is simplified.

Description

TECHNICAL FIELD

[0001] The utility model relates to dust collector technical field, especially hand -held dust collector's filter module. BACKGROUND

[0002] Hand -held dust collector as a portable cleaning equipment, its working principle makes through the electric suction fan and generates suction and negative pressure, the airflow mixed with dirt is sucked into the dust collector inside, filters the dirt in airflow through the internal filter system and excludes air, the existing market most hand -held dust collector is with the filter of many cone filters and filter sea pa, the existing many cone filters cone is too big, the internal space of filter screen cover is small, thereby causing filter sea pa can only be installed on many cone filters top, so that the user needs to first remove the dust cup when filter sea pa needs to be replaced can replace filter sea pa, the whole operation is more complex.

[0003] Based on the above reasons, it is necessary to improve the prior art. CONTENT OF THE UTILITY MODEL

[0004] I. Technical problems to be solved

[0005] The utility model is in view of prior art exists above -mentioned defect, specially puts forward a kind of filter module of hand -held dust collector to solve the problem raised in above -mentioned background art.

[0006] II. Technical scheme

[0007] To solve above-mentioned technical problem, the utility model provides a kind of filter module of hand -held dust collector, including dust collector main body, the pump fan is arranged in the dust collector main body;

[0008] Dust cup, the dust cup includes cup body being arranged on the dust collector main body, suction port being arranged on the one side of the cup body, dust cup cover being arranged at the bottom of the cup body and pump fan port being arranged at the top end of the cup body, the pump fan port is communicated the cup body with the pump fan;

[0009] Filter screen cover, the filter screen cover is arranged in the dust cup, and its outside forms cyclone chamber;

[0010] It further includes air inlet sea pa, the air inlet sea pa is arranged in the dust cup, and its both ends are respectively abutted the dust cup cover with the pump fan port;

[0011] Cone, at least two the cone annular connection and is set on the air inlet sea pa upper end, and its tip end is downward, and the tip end position is provided with ash outlet, and the upward one end is provided with vent hole;

[0012] A sleeve is sleeved on the lower end of the air inlet baffle, and a channel connected with the ash outlet is formed on the top end of the sleeve.

[0013] In the above technical solution, the handle part is arranged on one side of the dust collector main body.

[0014] In the above technical solution, the power supply device is arranged in the handle part.

[0015] In the above technical solution, the air outlet is arranged on the top of the dust collector main body, and the filter screen is arranged in the air outlet.

[0016] In the above technical solution, the first sealing ring is arranged on the upper end of the air inlet baffle, and the sealing body is arranged on the lower end of the air inlet baffle.

[0017] In the above technical solution, the accommodating groove is concavely arranged on one end of the dust cup cover, and the second sealing ring is arranged in the accommodating groove.

[0018] In the above technical solution, the locking device is fixedly arranged on the bottom end of the dust cup, and the locking block matched with the locking device is arranged on the dust cup cover.

[0019] In the above technical solution, the scraper is sleeved on the filter screen cover, the transmission device is arranged in the dust collector main body, and the driving motor is arranged on one end of the transmission device.

[0020] In the above technical solution, the dust collection pipe is connected on one end of the air suction port, and the dust collection head is arranged on one end of the dust collection pipe.

[0021] III. Advantages

[0022] Compared with the prior art, the multi-cone filter of the utility model adopts smaller cone bodies, so that the space in the filter screen cover is larger, the air inlet baffle can be arranged in the multi-cone filter and the sleeve, and when the user needs to replace the air inlet baffle, the bottom dust cup cover is opened, the air inlet baffle is pulled out for replacement or cleaning, and the operation is simplified. DRAWINGS

[0023] Figure 1 It is a three-dimensional structure schematic view of the utility model.

[0024] Figure 2 It is a structure schematic view of the utility model.

[0025] Figure 3 It is a sectional structure schematic view of the utility model.

[0026] Figure 4 It is an explosion structure schematic view of the utility model.

[0027] Fig. 1 is a dust cup, 10 is a cup body, 11 is a suction port, 12 is a dust cup cover, 13 is a pump fan port, 14 is a locking device, 110 is a dust suction pipe, 111 is a dust suction head, 120 is a containing groove, 121 is a second sealing ring, 122 is a locking block, 2 is a filter screen cover, 20 is a cyclone chamber, 21 is a scraping strip, 3 is an air inlet baffle, 30 is a first sealing ring, 31 is a sealing body, 4 is a cone, 40 is an ash outlet, 41 is a ventilation port, 5 is a sleeve, 50 is a channel, 1000 is a dust collector main body, 1001 is a pump fan, 1002 is a handle part, 1003 is a power supply device, 1004 is an air outlet, 1005 is a filter screen, 1006 is a transmission device, 1007 is a driving motor. DETAILED DESCRIPTION

[0028] The specific embodiments of the utility model will be described in further detail below in combination with the drawings and examples. The following examples are used to illustrate the utility model, but cannot be used to limit the scope of the utility model.

[0029] Please refer to Figures 1-4 The utility model provides a filter module of handheld dust collector, including dust collector main body 1000, be provided with pump fan 1001 in dust collector main body 1000;

[0030] Dust cup 1, dust cup 1 includes cup body 10 set up on dust collector main body 1000, suction port 11 set up in one side of cup body 10, dust cup cover 12 set up in the bottom of cup body 10 and pump fan port 13 set up in the top end of cup body 10, and pump fan port 13 is communicated with cup body 10 and pump fan 1001;

[0031] Filter screen cover 2, filter screen cover 2 is set up in dust cup 1, and its outside forms cyclone chamber 20;

[0032] Still include air inlet baffle 3, air inlet baffle 3 is set up in dust cup 1, and its both ends are respectively abutted dust cup cover 12 and pump fan port 13;

[0033] Cone 4, at least two cone 4 annular connections and sleeve sets up on the upper end of air inlet baffle 3, and its tip end is downward, and ash outlet 40 is set up in tip end position, and ventilation port 41 is set up in the upward end;

[0034] Sleeve 5, sleeve 5 is sleeve set up in the lower end of air inlet baffle 3, and its top end is set up with the channel 50 connected with ash outlet 40, and the upper end of sleeve 5 is connected with filter screen cover 2, and the lower end of sleeve 5 is pressed dust cup cover 12.

[0035] In the structure, the pump fan operates to form a negative pressure environment in the dust cup relative to the outside, and the negative pressure environment causes the airflow mixed with foreign matters from the outside to be sucked into the dust cup through the air suction port. The airflow is separated in the cyclone chamber, and the foreign matters with excessive mass are separated from the airflow and collected into the dust cup due to their own weight. Part of the foreign matters can be filtered out by the filter cover and collected on the filter cover. The foreign matters not filtered out are mixed in the airflow and enter the cone through the filter cover, and the foreign matters are separated again in the cone and fall into the sleeve through the ash outlet due to their own weight. The airflow flows into the air inlet baffle through the air outlet, is filtered again through the air inlet baffle, and is discharged through the pump fan port. The whole adopts a smaller cone, increases the internal space of the filter cover, and enables the air inlet baffle to be directly arranged between the cone and the sleeve, so that the user can directly take out the air inlet baffle after opening the dust cup cover to replace or clean the air inlet baffle.

[0036] Specifically, the dust collector body 1000 is provided with a handle part 1002 on one side. The handle part can provide a force point for the user when the user holds the dust collector body, so that the user can save labor when holding the dust collector body.

[0037] Specifically, the handle part 1002 is provided with a power supply device 1003. The power supply device is arranged in the handle part, so that the whole is more beautiful and the visual effect is not conspicuous.

[0038] Specifically, the dust collector body 1000 is provided with an air outlet 1004 at the top. The air outlet 1004 is provided with a filter screen 1005. The filter screen arranged at the air outlet can increase the filtering effect and ensure that the discharged air is cleaner.

[0039] Specifically, the air inlet baffle 3 is provided with a first sealing ring 30 at the upper end and a sealing body 31 at the lower end. The first sealing ring and the sealing body are used to seal the two ends of the air inlet baffle respectively, so that the sealing degree of the whole is increased.

[0040] Specifically, the dust cup cover 12 is recessed at one end and provided with a containing groove 120. The containing groove 120 is provided with a second sealing ring 121. The second sealing ring arranged in the containing groove ensures the sealing property of the sleeve and the bottom of the air inlet baffle pressed by the dust cup cover.

[0041] Specifically, the dust cup 1 is fixedly provided with a locking device 14 at the bottom end. The dust cup cover 12 is provided with a locking block 122 used in cooperation with the locking device 14. The locking block and the locking device can be used to lock or unlock the dust cup cover according to the needs of the user.

[0042] Specific, the filter cover 2 is provided with a scraping strip 21, a transmission device 1006 is arranged in the dust collector main body 1000, one end of the transmission device 1006 is provided with a driving motor 1007, the driving motor rotates to drive the transmission device, and the transmission device drives the scraping strip to move up and down in a straight line reciprocatingly.

[0043] Specific, the air suction port 11 is connected with a dust suction pipe 110 at one end, and the dust suction pipe 110 is provided with a dust suction head 111 at one end.

[0044] The above is only the preferred embodiment of the present application, it should be pointed out that, for those skilled in the technical field, without departing from the technical principles of the present application, can make a number of improvements and refinements, these improvements and refinements should also be considered as the protection scope of the present application.

Claims

1. A filter module of a handheld dust collector, comprising: a dust collector body (1000) provided with a pump fan (1001) therein; a dust cup (1) comprising a cup body (10) provided on the dust collector body (1000), an air suction port (11) provided on one side of the cup body (10), a dust cup cover (12) provided at the bottom of the cup body (10), and a pump fan port (13) provided at the top end of the cup body (10), the pump fan port (13) communicating the cup body (10) and the pump fan (1001); a filter screen cover (2) provided in the dust cup (1), and an outer portion of the filter screen cover (2) forming a cyclone chamber (20); characterized in that further comprising: an air inlet baffle (3) provided in the dust cup (1), and the two ends of the air inlet baffle (3) abutting against the dust cup cover (12) and the pump fan port (13) respectively; a cone (4) annularly connected and sleeved on the upper end of the air inlet baffle (3), and the tip end of the cone (4) downward, and a dust outlet (40) being formed at the tip end position, and a ventilation port (41) being formed at the upward end; a sleeve (5) sleeved on the lower end of the air inlet baffle (3), and a channel (50) connected with the dust outlet (40) being formed at the top end of the sleeve (5), the upper end of the sleeve (5) being connected with the filter screen cover (2), and the lower end of the sleeve (5) abutting against the dust cup cover (12).

2. A filter module for a hand held vacuum cleaner as claimed in claim 1, characterised in that: A handle portion (1002) is provided on one side of the dust collector body (1000).

3. A filter module for a hand held vacuum cleaner as claimed in claim 2, characterised in that: A power supply device (1003) is provided in the handle portion (1002).

4. A filter module for a hand held vacuum cleaner as claimed in claim 1, characterized in that: An air outlet (1004) is provided on the top of the dust collector body (1000), and a filter screen (1005) is provided in the air outlet (1004).

5. A filter module for a hand held vacuum cleaner as claimed in claim 1, characterized in that: A first sealing ring (30) is provided on the upper end of the air inlet baffle (3), and a sealing body (31) is provided on the lower end of the air inlet baffle (3).

6. A filter module for a hand held vacuum cleaner as claimed in claim 1, characterized in that: A containing groove (120) is recessed on one end of the dust cup cover (12), and a second sealing ring (121) is provided in the containing groove (120).

7. A filter module for a hand held vacuum cleaner as claimed in claim 1, characterized in that: A locking device (14) is fixedly provided at the bottom end of the dust cup (1), and a locking block (122) is provided on the dust cup cover (12) and cooperatively used with the locking device (14).

8. A filter module for a hand held vacuum cleaner as claimed in claim 1, characterized in that: A scraping strip (21) is sleeved on the filter screen cover (2), a transmission device (1006) is provided in the dust collector body (1000), and a driving motor (1007) is provided at one end of the transmission device (1006).

9. A filter module for a hand held vacuum cleaner as claimed in claim 1, characterized in that: An air suction pipe (110) is connected on one end of the air suction port (11), and a dust suction head (111) is provided on one end of the air suction pipe (110).

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