Integrated brush structure of handheld dust collector

Abstract

The utility model discloses an integrated brush structure of a handheld dust collector, which comprises an air inlet joint, a brush head and a brush head, the brush head is arranged on the air inlet connector in a sleeving manner; the lock catch plate is rotatably installed in the installation groove in the brush head, a spring is arranged at one end of the lock catch plate, a spring bolt plate is arranged at the other opposite end of the lock catch plate, and the spring bolt plate is arranged on the bottom face of the installation groove in a penetrating mode; wherein a plurality of first convex hulls are linearly arranged at the bottom of the air inlet connector, clamping grooves are formed in the first convex hulls, and the spring bolt plate penetrates out of the bottom face of the mounting groove and then extends into the clamping grooves. Compared with the prior art, the problem that a brush on an existing handheld dust collector is inconvenient to use due to the detachable and separable design is solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to hand -held dust collector technical field especially relates to a hand -held dust collector's integral type brush structure. BACKGROUND

[0002] Dust collector is usually constituted by multiple functional units including airflow generating unit, filtering unit and dust collecting unit, after air is drawn by airflow generating unit, air carrying dirt passes through the filtration of filtering unit, so that filtered air is discharged into atmosphere again, and dust generated by filtration is left in dust collector.

[0003] In order to enrich the use scene of dust collector, different accessories can be installed on the air inlet pipe at the end of dust collector to meet different cleaning needs, such as connecting extension pipe and brush head.

[0004] The accessory with the highest use frequency of hand -held dust collector is brush head, but the use of detachable structure leads to the easy loss of brush head accessory, and the brush head accessory needs to be temporarily found and assembled when used, which is inconvenient to use. INVENTION CONTENTS

[0005] The utility model aims at providing a hand -held dust collector's integral type brush structure to solve the inconvenient use problem caused by the detachable and separable design of brush on the existing hand -held dust collector.

[0006] In order to realize the above-mentioned purpose, the utility model adopts the following technical scheme: a hand -held dust collector's integral type brush structure, comprising:

[0007] Air inlet connector, which is fixedly installed on dust collector host;

[0008] Brush head, which is sleeved on air inlet connector;

[0009] Locking plate, which is rotatably installed in mounting groove on brush head, one end of locking plate is provided with spring, and the other end is provided with locking tongue plate, and locking tongue plate is arranged on the bottom surface of mounting groove;

[0010] Wherein, the bottom of air inlet connector is provided with a plurality of first convexes arranged along a straight line, the first convexes are provided with clamping grooves, and the locking tongue plate extends into the clamping groove after penetrating the bottom surface of mounting groove.

[0011] As a further description of the above technical scheme:

[0012] The opposite side wall of air inlet connector is provided with a stop block, and the inner wall of brush head is provided with a limiting plate corresponding to the stop block.

[0013] As a further description of the above technical scheme:

[0014] The reinforcing plate is arranged on the back of the limiting plate, and the first inclined surface is arranged on the reinforcing plate.

[0015] As a further description of the above technical solution:

[0016] The first protruding ribs are arranged along the length direction of the brush head on both ends of the limiting plate.

[0017] As a further description of the above technical solution:

[0018] The end of the lock plate is provided with a positioning column for inserting the spring, and the bottom surface of the mounting groove is provided with a positioning groove corresponding to the positioning column.

[0019] As a further description of the above technical solution:

[0020] The inner wall of the brush head is provided with a plurality of first supporting plates arranged in parallel.

[0021] As a further description of the above technical solution:

[0022] The bottom of the air inlet connector is provided with a second protruding bump.

[0023] As described above, due to the adoption of the above technical solution, the beneficial effects of the present application are:

[0024] 1、In the utility model, when the brush head of the handheld dust collector is not used, the brush head is retracted on the air inlet connector, and when the brush head is used, the brush head is pushed out, the brush head is locked by the lock plate, and the brush head is always sleeved on the air inlet connector and cannot be separated from the air inlet connector, so that the integrated brush structure on the air inlet connector is realized, the brush structure is not lost, and the use is convenient.

[0025] 2、In the utility model, the block is used for limiting the outward pushing distance of the brush head when the brush head is used, the block abuts against the limiting plate, the brush head cannot be continuously pushed, the lock plate is unlocked, the lock tongue plate penetrates through the bottom surface of the mounting groove and extends into the clamping groove of the other first protruding bump in the bottom of the air inlet connector, the brush head is locked, the pushing distance of the brush head is controlled, the brush head is quickly pushed out, and the position of the brush head during use is effectively locked. BRIEF DESCRIPTION OF DRAWINGS

[0026] In order to more clearly illustrate the technical solutions of the embodiments of the utility model, the following will briefly introduce the drawings needed to be used in the embodiments, and it should be understood that the following drawings only show some embodiments of the utility model, and should not be regarded as a limitation to the scope, and for those skilled in the art, other related drawings can be obtained without creative labor on the basis of the drawings.

[0027] Figure 1A structural diagram of an integrated brush structure of a handheld dust collector.

[0028] Figure 2 A structural split diagram of an integrated brush structure of a handheld dust collector Figure One .

[0029] Figure 3 A structural split diagram of an integrated brush structure of a handheld dust collector Figure Two .

[0030] Figure 4 A sectional view of an integrated brush structure of a handheld dust collector.

[0031] Legend:

[0032] 1, air inlet connector; 11, first convex bump; 111, clamping groove; 12, positioning groove; 13, stop block; 14, second convex bump; 2, brush head; 21, first support plate; 22, limiting plate; 221, reinforcing plate; 2211, first inclined surface; 23, first convex rib; 3, lock plate; 31, positioning column; 32, lock tongue plate; 9, dust collector main machine. DETAILED DESCRIPTION

[0033] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0034] Embodiment 1

[0035] Please refer to Figures 1-4 , the present application provides a technical scheme: an integrated brush structure of a handheld dust collector, comprising:

[0036] The air inlet connector 1 is fixedly installed on the dust collector main machine 9;

[0037] The brush head 2 is sleeved on the air inlet connector 1;

[0038] The lock plate 3 is rotatably installed in the installation groove on the brush head 2, one end of the lock plate 3 is provided with a spring, and the other end is provided with a lock tongue plate 32, and the lock tongue plate 32 is arranged on the bottom surface of the installation groove;

[0039] Among them, the air inlet connector 1 bottom is provided with a plurality of first convex bump 11 arranged along a straight line, the first convex bump 11 is provided with a clamping groove 111, the lock tongue plate 32 is inserted into the clamping groove 111 after penetrating the bottom surface of the installation groove.

[0040] When the brush head 2 is not used, the brush head 2 is retracted on the air inlet connector 1, and when the brush head 2 is used, the brush head 2 is pushed out forward, the brush head 2 is locked by the locking plate 3, is always sleeved on the air inlet connector 1, is not separated from the air inlet connector 1, an integrated brush structure on the air inlet connector 1 is realized, loss is avoided, and use is convenient.

[0041] A stop block 13 is arranged on an opposite side wall of the air inlet connector 1, and a limiting plate 22 corresponding to the stop block 13 is arranged on an inner wall of the brush head 2. The stop block 13 is used for limiting the distance of the brush head 2 pushed outwards when the brush head 2 is used, and when the stop block 13 abuts against the limiting plate 22, the brush head 2 cannot continue to be pushed, at this time, the locking tongue plate 32 is inserted into the clamping groove 111 of the other first convex block 11 at the bottom of the air inlet connector 1 after being inserted out of the bottom surface of the mounting groove, the locking of the brush head 2 is realized, the pushing distance of the brush head 2 is controlled, the brush head 2 is quickly pushed out, and the locking of the brush head 2 in use is effectively ensured.

[0042] A positioning column 31 for inserting a spring is arranged at the end of the locking plate 3, and a positioning groove 12 corresponding to the positioning column 31 is arranged on the bottom surface of the mounting groove, and the two ends of the spring are effectively positioned.

[0043] Working principle: after the brush head 2 is sleeved on the air inlet connector 1, the brush head 2 is in a retracted state in a normal state, the locking tongue plate 32 of the locking plate 3 is inserted into the clamping groove 111 at the bottom of the air inlet connector 1 after being inserted out of the bottom surface of the mounting groove, and the brush head 2 is prevented from sliding and separating from the air inlet connector 1.

[0044] When the brush head 2 is used, one end of the locking plate 3 is pressed, the spring is extruded, the locking tongue plate 32 rotates and retreats, and is separated from the clamping groove 111 of the current first convex block 11, then the brush head 2 is pushed forward, the locking plate 3 is released, the locking tongue plate 32 is inserted into the clamping groove 111 of the other first convex block 11 at the bottom of the air inlet connector 1 after being inserted out of the bottom surface of the mounting groove, the locking of the brush head 2 is realized again, and the brush head 2 is pushed out for use.

[0045] Embodiment 2

[0046] In the embodiment, the following improved technical solutions are further made on the basis of the above-mentioned embodiments: a reinforcing plate 221 is arranged on the back of the limiting plate 22, a first inclined surface 2211 is arranged on the reinforcing plate 221, and a second inclined surface is arranged on the stop block 13 towards the outside of the air inlet connector 1. The first inclined surface 2211 on the reinforcing plate 221 cooperates with the second inclined surface on the stop block 13, and the brush head 2 is conveniently sleeved on the air inlet connector 1.

[0047] In addition, the reinforcing plate 221 avoids the deformation and tilting of the limiting plate 22, and effectively prevents the brush head 2 from separating from the air inlet connector 1.

[0048] Embodiment 3

[0049] The embodiment is further improved on the basis of the above-mentioned embodiment, and the technical scheme is that the limiting plate 22 is provided with the first convex ribs 23 arranged along the length direction of the brush head 2 at both ends.

[0050] The height of the first convex rib 23 is equal to the height of the limiting plate 22, which separates the inner wall of the brush head 2 from the surface of the air inlet joint 1, reduces the contact area of the two, and facilitates the sliding of the brush head 2.

[0051] Embodiment 4

[0052] The embodiment is further improved on the basis of the above-mentioned embodiment, and the technical scheme is that the inner wall of the brush head 2 is provided with a plurality of first supporting plates 21 arranged in parallel. The first supporting plates 21 further separate the inner wall of the brush head 2 from the surface of the air inlet joint 1, facilitating the sliding of the brush head 2.

[0053] Embodiment 5

[0054] The embodiment is further improved on the basis of the above-mentioned embodiment, and the technical scheme is that the air inlet joint 1 is provided with the second convex bump 14 at the bottom. When the brush head 2 is pushed out for use, the brush head 2 is effectively supported, and the smooth movement of the brush head 2 is ensured.

[0055] The above-mentioned is only the preferable specific implementation manner of the utility model, but the protection scope of the utility model is not limited to this, any skilled person in the art in the technical range disclosed by the utility model, according to the technical scheme and the utility model concept of the utility model, carries out equivalent replacement or change, all should be covered in the protection scope of the utility model.

Claims

1. An integrated brush structure for a hand-held vacuum cleaner, characterized by The utility model relates to a dust catcher, including: Air inlet joint is fixedly installed on dust catcher main machine; Brush head is sleeved on the air inlet joint; Lock catch board rotatably installed in the installation groove on the brush head, one end of the lock catch board is provided with spring, the other end is provided with lock tongue board, the lock tongue board is arranged on the bottom surface of the installation groove; Wherein, the bottom of the air inlet joint is provided with a plurality of first convexes arranged along a straight line, the first convex is provided with a clamping groove, the lock tongue board is inserted into the clamping groove after passing through the bottom surface of the installation groove.

2. The integrated brush structure of a hand-held dust cleaner according to claim 1, wherein, The opposite side wall of the air inlet joint is provided with a stop block, and the inner wall of the brush head is provided with a limiting plate corresponding to the stop block.

3. A one-piece brush structure for a hand-held cleaner as defined in claim 2, wherein The back of the limiting plate is provided with a reinforcing plate, the reinforcing plate is provided with a first inclined surface, and the stop block is provided with a second inclined surface towards the outside of the air inlet joint.

4. The integrated brush structure of a hand-held suction cleaner according to claim 2, wherein, The two ends of the limiting plate are provided with first convex ribs arranged along the length direction of the brush head.

5. The integrated brush structure of a hand-held suction cleaner according to claim 1, wherein, The end of the lock catch board is provided with a positioning column for inserting the spring, and the bottom surface of the installation groove is provided with a positioning groove corresponding to the positioning column.

6. The integrated brush structure of a hand-held suction cleaner according to claim 1, wherein, The inner wall of the brush head is provided with a plurality of first support plates arranged in parallel.

7. The integrated brush structure of a hand-held suction cleaner according to claim 1, wherein, The bottom of the air inlet joint is provided with a second convex.

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