CN112994314A - Dust collector motor convenient to maintain and working method thereof - Google Patents
Dust collector motor convenient to maintain and working method thereof Download PDFInfo
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- CN112994314A CN112994314A CN202110427465.5A CN202110427465A CN112994314A CN 112994314 A CN112994314 A CN 112994314A CN 202110427465 A CN202110427465 A CN 202110427465A CN 112994314 A CN112994314 A CN 112994314A
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- locking
- air inlet
- groove
- connecting rod
- connecting seat
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- A47L9/00—Details or accessories of suction cleaners, e.g. mechanical means for controlling the suction or for effecting pulsating action; Storing devices specially adapted to suction cleaners or parts thereof; Carrying-vehicles specially adapted for suction cleaners
- A47L9/22—Mountings for motor fan assemblies
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- A47L9/00—Details or accessories of suction cleaners, e.g. mechanical means for controlling the suction or for effecting pulsating action; Storing devices specially adapted to suction cleaners or parts thereof; Carrying-vehicles specially adapted for suction cleaners
- A47L9/28—Installation of the electric equipment, e.g. adaptation or attachment to the suction cleaner; Controlling suction cleaners by electric means
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/10—Casings or enclosures characterised by the shape, form or construction thereof with arrangements for protection from ingress, e.g. water or fingers
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/14—Structural association with mechanical loads, e.g. with hand-held machine tools or fans
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Mechanical Engineering (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention relates to the technical field of motors, in particular to a dust collector motor convenient to maintain and a working method thereof, wherein the dust collector motor convenient to maintain comprises the following components: a connecting sleeve is integrally arranged on the end surface of the other side of the shell, and a plurality of lower connecting seats are uniformly distributed on the connecting sleeve in the circumferential direction; a plurality of upper connecting seats are uniformly distributed on the circumferential direction of the hood; and go up the connecting seat and be connected with a connecting rod down between the connecting seat in the rotation, after the top of connecting rod offsets with the inner diapire of last connecting seat and the bottom of connecting rod and lower connecting seat, it is fixed between connecting seat and the lower connecting seat in order to realize to rotate the connecting rod, fixed casing and aircraft bonnet promptly, and then realize the high-speed joint of aircraft bonnet and casing, only need the counter-rotation connecting rod when dismantling the aircraft bonnet, so that the connecting seat is loosened to the connecting rod and lower connecting seat, and then the aircraft bonnet can be pulled down, realize the quick assembly disassembly between aircraft bonnet and the casing through such mode, so that clear up the aircraft bonnet inside.
Description
Technical Field
The invention relates to the technical field of motors, in particular to a dust collector motor convenient to maintain and a working method thereof.
Background
The theory of operation of dust catcher is that the dust catcher motor is high-speed rotatory, inhales the air from the sunction inlet, makes the dirt case produce certain vacuum, and is concrete, is gone into the dust catcher with the dust catcher motor card for the sunction inlet of dust catcher is aimed at to the air intake of dust catcher motor, and the dust in the air of inhaling can follow the dust catcher motor and wear out behind one's back, and concrete dust catcher motor structure is as follows: it includes aircraft bonnet and casing, the aircraft bonnet is used for holding motor body, the casing is used for the holding impeller, the air intake is seted up on the casing, and be located the casing and keep away from on a side end face of aircraft bonnet, it rotates to drive the impeller through motor body, thereby the inside subatmospheric pressure that forms of casing makes air intake department have suction, when the installation, install casing and aircraft bonnet to the sunction inlet of air intake alignment dust catcher, in order to improve suction, can be in an installation fan that advances in the air intake, this fan and the coaxial setting of impeller, and this fan and impeller linkage of advancing, it is also by motor body control pivoted also to advance the fan promptly, it is provided with the baffle to lie in the junction with the casing in the aircraft bonnet, in order to avoid the dust to enter into the aircraft bonnet and the condition of wearing: the sucked dust is discharged from the back of the casing, and the dust is prevented from flowing back into the casing due to the operation of the motor body, but when the motor body stops operating, the dust flows back into the casing, so that the re-rotation load of the motor body is larger.
In order to solve the above problems, it is necessary to design a cleaner motor that is convenient to maintain.
Disclosure of Invention
The invention aims to provide a dust collector motor convenient to maintain and a working method thereof.
In order to solve the above technical problems, the present invention provides a cleaner motor convenient for maintenance, comprising: the motor comprises a machine cover and a machine shell, wherein the machine cover is suitable for accommodating a motor body, the machine shell is fixed at the bottom of the machine cover, the machine shell is suitable for accommodating an impeller, and the impeller is linked with the motor body; an air inlet is formed in one side end face of the shell, and an air inlet fan is installed in the air inlet; a connecting sleeve is integrally arranged on the end face of the other side of the shell, and a plurality of lower connecting seats are uniformly distributed in the circumferential direction of the connecting sleeve; a plurality of upper connecting seats are uniformly distributed on the circumferential direction of the hood; and a connecting rod is rotatably connected between the upper connecting seat and the lower connecting seat, wherein the top end of the connecting rod is abutted against the inner bottom wall of the upper connecting seat, and after the bottom end of the connecting rod is abutted against the inner bottom wall of the lower connecting seat, the connecting rod is rotated to fix the machine shell and the machine cover.
Specifically, a lower slot is formed in the inner side wall of the lower connecting seat, the lower slot is in contact with the inner bottom wall of the lower connecting seat, and the lower slot is annular; the bottom of the outer side wall of the connecting rod is provided with a lower inserting block matched with the lower inserting groove; after the bottom end of the connecting rod is abutted to the inner bottom wall of the lower connecting seat, the connecting rod is rotated to fix the connecting rod and the shell.
Specifically, an upper slot is formed in the inner side wall of the upper connecting seat, the upper slot is in contact with the inner top wall of the upper connecting seat, the upper slot is annular, and an upper insertion block matched with the upper slot is arranged at the top of the outer side wall of the connecting rod; after the top end of the connecting rod is abutted to the inner bottom wall of the upper connecting seat, the connecting rod is rotated to fix the connecting rod and the hood.
Specifically, the inner top wall of the upper connecting seat is fixedly connected with a connecting spring, the inner side wall of the upper connecting seat is also provided with an anti-rotation groove, the anti-rotation groove is communicated with the upper slot, and the upper slot extends towards the direction of the inner top wall far away from the upper connecting seat; after the upper insertion block rotates to the position of the anti-rotation groove, the connecting spring can push the upper insertion block into the anti-rotation groove; and after the hood is pressed until the upper insert block is separated from the anti-rotation groove, the connecting rod is rotated to enable the connecting rod to loosen the upper connecting seat.
Specifically, a locking part is coaxially arranged at an opening of the air inlet fan, and the locking part can axially slide along the air inlet fan; the surface of the air inlet fan is provided with a pushing part, and the pushing part can slide along the radial direction of the air inlet fan; the locking part can be inserted into the pushing part; the air inlet fan comprises an air inlet shaft coaxially arranged with the motor body, a plurality of air inlet fan blades fixed on the air inlet shaft and an air inlet sleeve sleeved in the air inlet; the inner side wall of the air inlet sleeve is provided with an annular knife abutting groove, and the outer side edge of the air inlet fan blade abuts against the inner side wall of the knife abutting groove; after the wire materials wound on the air inlet fan blades are pushed into the knife abutting groove by the pushing part, the air inlet fan blades can cut off the wire materials.
Specifically, the upper surface of the air inlet fan blade is provided with an axially extending sliding groove, and the width of the sliding groove is gradually increased from the air inlet shaft to the air inlet sleeve; the pushing part comprises a pushing block which is connected in the sliding groove in a sliding mode and a pushing spring which is fixed on the inner side wall of the sliding groove; the pushing spring is positioned at one side close to the air inlet shaft; the top of the pushing block is provided with a locking groove, and the locking groove is matched with the locking part; after the locking part loosens the pushing block, the pushing block can push the thread material and stretch the pushing spring; after the pushing spring rebounds and pulls back the pushing block, the locking part can be inserted into the locking groove.
Specifically, the end part of the air inlet shaft is provided with a disengaging groove; the locking part comprises a locking spring, one end of the locking spring is fixed in the release groove, a locking disc body is fixed at the other end of the locking spring, and a plurality of locking rods are fixed at the bottom of the locking disc body; the diameter of the locking disc body is larger than that of the air inlet shaft; the upper end surface of the locking disc body protrudes out of the upper end surface of the air inlet sleeve; the locking rod can be inserted into the locking groove after the locking disc body is pressed until the upper end face of the locking disc body is flush with the upper end face of the air inlet sleeve; after the locking disc body is loosened, the locking spring rebounds to drive the locking rod to be disengaged from the locking groove.
Specifically, the end part of the air inlet shaft is provided with a disengaging groove; the locking part comprises a locking spring, one end of the locking spring is fixed in the release groove, a locking disc body is fixed at the other end of the locking spring, and a plurality of locking rods are fixed at the bottom of the locking disc body; the diameter of the locking disc body is larger than that of the air inlet shaft; the upper end surface of the locking disc body protrudes out of the upper end surface of the air inlet sleeve; the upper end surface of the pushing block is provided with a guide surface, the guide surface is obliquely arranged, and the thickness of the pushing block is gradually reduced from the air inlet shaft to the cutter stopping groove; the locking rod can be inserted into the locking groove after the locking disc body is pressed until the upper end face of the locking disc body is flush with the upper end face of the air inlet sleeve; after the locking disc body is loosened, the locking spring rebounds to drive the locking rod to be disengaged from the locking groove.
In another aspect, the present invention also provides a method for operating a vacuum cleaner motor for easy maintenance, including the vacuum cleaner motor for easy maintenance as described above.
Specifically, when the hood and the casing are disassembled, the locking spring rebounds to push the upper end surface of the locking disc body to protrude out of the upper end surface of the air inlet sleeve, and then the locking rod is disengaged from the locking groove; the motor body rotates to drive the air inlet shaft to rotate so as to enable the air inlet fan blades to rotate, and the pushing block pushes the thread materials wound on the air inlet fan blades to the inside of the cutter abutting groove; pre-cutting the wire material through a push broach, and cutting the wire material through a tool nose; the motor body is suspended, and the pushing block is pulled back by the pushing spring; installing a hood and a machine shell, sliding along the guide surface through a locking rod and inserting into the locking groove; the dust collection work is carried out through the rotation of the motor body.
The invention has the advantages that when the motor of the dust collector and the working method thereof are used, firstly, aligning the hood to the machine shell, inserting the bottom end of the connecting rod into the lower connecting seat, then buckling the hood to enable the top end of the connecting rod to be inserted into the upper connecting seat, when the top end of the connecting rod is abutted against the inner bottom wall of the upper connecting seat and the bottom end of the connecting rod is abutted against the inner bottom wall of the lower connecting seat, the connecting rod is rotated to realize the fixation between the upper connecting seat and the lower connecting seat, namely, the machine shell and the machine cover are fixed, so that the quick connection between the machine cover and the machine shell is realized, when the machine cover is disassembled, only the connecting rod needs to be rotated reversely, so that the connecting rod loosens the upper connecting seat and the lower connecting seat, and then can pull down the aircraft bonnet, realize quick assembly disassembly between aircraft bonnet and the casing through such mode to in to clearing up the aircraft bonnet is inside.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a first perspective view of a preferred embodiment of a vacuum cleaner motor of the present invention for ease of maintenance;
FIG. 2 is a perspective view of a preferred embodiment of the present invention in which the connecting rod is mounted to the upper and lower connecting blocks, respectively;
FIG. 3 is a perspective view of a preferred embodiment of the upper connector housing of the present invention;
FIG. 4 is a schematic structural view of a preferred embodiment of the one-way air cap of the present invention;
FIG. 5 is a schematic structural view of a preferred embodiment of the outlet of the present invention;
FIG. 6 is a second perspective view of the preferred embodiment of a backflow prevention cleaner motor of the present invention;
FIG. 7 is a perspective view of a preferred embodiment of the intake fan of the present invention;
FIG. 8 is an enlarged view of a portion A of FIG. 7;
FIG. 9 is a perspective view of the preferred embodiment of the air intake fan blade of the present invention;
FIG. 10 is a schematic structural view of a preferred embodiment of the hold-down assembly of the present invention;
fig. 11 is a schematic structural view of a preferred embodiment of the locking portion of the present invention.
In the figure:
the hood comprises a hood 1, an upper connecting seat 11, an upper slot 111, a connecting spring 112 and an anti-rotation slot 113;
the air conditioner comprises a machine shell 2, an air inlet 21, an air outlet 22, a waist-shaped groove 221, a notch 222, a straight edge 2221, an arc-shaped edge 2222, a connecting sleeve 23, a lower connecting seat 24 and a lower slot 241;
the air inlet fan 3, the air inlet shaft 31, the releasing groove 311, the air inlet fan blade 32, the knife tip 321, the sliding groove 322, the air inlet sleeve 33 and the knife abutting groove 331;
a locking part 4, a locking spring 41, a locking disc body 42 and a locking rod 43;
the pushing part 5, the pushing block 51, the locking groove 511, the guide surface 512, the guide block 52, the jacking component 53, the jacking spring 531, the jacking block 532, the pushing spring 54, the push knife 55 and the knife edge 551;
the air faucet comprises a one-way air faucet 6, an air faucet body 61, an air cavity 611, a plug 62, an air outlet channel 621, an insertion male head 63, an insertion female head 64, a ventilation groove 65 and a hook part 66;
connecting rod 7, lower inserted block 71, upper inserted block 72.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic views illustrating only the basic structure of the present invention in a schematic manner, and thus show only the constitution related to the present invention.
Example one
As shown in fig. 1 to 6, the operation principle of the vacuum cleaner is that a motor of the vacuum cleaner rotates at a high speed to suck air from a suction port, so that a dust box generates a certain vacuum, specifically, the motor of the vacuum cleaner is clamped into the vacuum cleaner, so that an air inlet 21 of the motor of the vacuum cleaner aligns with the suction port of the vacuum cleaner, and dust in the sucked air can penetrate out from the back of the motor of the vacuum cleaner, and the structure of the motor of the vacuum cleaner is as follows: it includes aircraft bonnet 1 and casing 2, aircraft bonnet 1 is used for holding motor body, casing 2 is used for holding the impeller, air intake 21 sets up on casing 2, and be located casing 2 and keep away from on the terminal surface of a side of aircraft bonnet 1, it rotates to drive the impeller through the motor body, thereby 2 inside negative pressure that form of casing makes air intake 21 department have suction, when the installation, install casing 2 and aircraft bonnet 1 to the suction inlet of air intake 21 alignment dust catcher, in order to improve suction, can install one into fan 3 in air intake 21, this air intake fan 3 and the coaxial setting of impeller, and this air intake fan 3 and impeller linkage, it also is by motor body control pivoted to advance fan 3 promptly, it is provided with the baffle to be located the junction with casing 2 in aircraft bonnet 1, in order to avoid the dust to enter into aircraft bonnet 1 and the condition of wearing and tearing motor body, but still deposit following problem: although there is the existence that sets up the baffle, but the output shaft of the motor body in the aircraft bonnet 1 need pass the baffle and connect the impeller in the casing 2, consequently, the baffle can't completely isolate aircraft bonnet 1 and casing 2, dust in the casing 2 still can leak to in the aircraft bonnet 1, thereby influence motor body's life, consequently, need clear up aircraft bonnet 1 inside with behind the aircraft bonnet 1 and the casing 2 split, and generally all adopt the bolt directly to fix, but after long-time the use, the bolt corrodes easily and makes aircraft bonnet 1 and casing 2 can't realize dismantling. In order to solve the above problems, the following scheme needs to be designed.
A connecting sleeve 23 is integrally arranged on the other end face of the casing 2, and a plurality of lower connecting seats 24 are uniformly distributed on the connecting sleeve 23 in the circumferential direction; a plurality of upper connecting seats 11 are uniformly distributed on the periphery of the hood 1, and the upper connecting seats 11 correspond to the lower connecting seats 24 one by one; and a connecting rod 7 is rotatably connected between the upper connecting seat 11 and the lower connecting seat 24, and after the connecting rod 7 is inserted into the upper connecting seat 11 and the lower connecting seat 24, the connecting rod 7 can rotate between the upper connecting seat 11 and the lower connecting seat 24; during the use, aim at casing 2 with aircraft bonnet 1 earlier, will again the bottom of connecting rod 7 inserts lower connecting seat 24, buckles aircraft bonnet 1 again and makes the top of connecting rod 7 insert connecting seat 11, when the top of connecting rod 7 with the inner bottom wall of last connecting seat 11 offsets just the bottom of connecting rod 7 with the inner bottom wall of lower connecting seat 24 offsets the back, rotates connecting rod 7 is fixed between in order to realize connecting seat 11 and lower connecting seat 24, fixes promptly casing 2 with aircraft bonnet 1, and then realize the high-speed joint of aircraft bonnet 1 and casing 2, only need reverse rotation connecting rod 7 when dismantling aircraft bonnet 1 to make connecting rod 7 loosen connecting seat 11 and lower connecting seat 24, and then can dismantle aircraft bonnet 1, realize quick assembly disassembly between aircraft bonnet 1 and the casing 2 through such a mode, so that clear up aircraft bonnet 1 inside.
In order to realize the assembly and disassembly between the connecting rod 7 and the lower connecting seat 24, a lower insertion groove 241 is formed in the inner side wall of the lower connecting seat 24, the lower insertion groove 241 is in contact with the inner bottom wall of the lower connecting seat 24, and the lower insertion groove 241 is annular; the bottom of the outer side wall of the connecting rod 7 is provided with a lower insertion block 71 matched with the lower insertion groove 241; after the connecting rod 7 is inserted into the lower connecting seat 24 to the bottom end of the connecting rod 7 is abutted against the inner bottom wall of the lower connecting seat 24, the connecting rod 7 is rotated, so that the lower insert block 71 slides in the lower insertion groove 241, thereby realizing the fixed connection between the connecting rod 7 and the lower connecting seat 24, namely the fixation of the connecting rod 7 and the machine shell 2, reversely rotating the connecting rod 7, and pulling out the connecting rod 7 from the lower connecting seat 24, thereby realizing the separation of the connecting rod 7 and the lower connecting seat 24, namely the disassembly of the connecting rod 7 and the machine shell 2.
In order to realize the disassembly and assembly between the connecting rod 7 and the upper connecting seat 11, an upper slot 111 is formed in the inner side wall of the upper connecting seat 11, the upper slot 111 is in contact with the inner top wall of the upper connecting seat 11, the upper slot 111 is annular, and an upper insertion block 72 matched with the upper slot 111 is arranged at the top of the outer side wall of the connecting rod 7; after connecting rod 7 inserts last connecting seat 11 to the top of connecting rod 7 with the inner bottom wall of last connecting seat 11 offsets, rotate connecting rod 7 for go up the inserted block 72 and slide in last slot 111, thereby realize the fixed connection between connecting rod 7 and last connecting seat 11, connecting rod 7 and aircraft bonnet 1's fixed promptly, reverse rotation connecting rod 7, and extract connecting rod 7 from last connecting seat 11, thereby realize connecting rod 7 and the separation of last connecting seat 11, the dismantlement of connecting rod 7 and aircraft bonnet 1 promptly.
In order to avoid the situation that the hood 1 is accidentally disengaged in the use process of the motor body, the inner top wall of the upper connecting seat 11 is fixedly connected with a connecting spring 112, when the connecting rod 7 is inserted into the upper connecting seat 11, the connecting rod 7 continuously compresses the connecting spring 112, the inner side wall of the upper connecting seat 11 is also provided with an anti-rotation groove 113, the anti-rotation groove 113 is communicated with the upper slot 111, and the upper slot 111 extends towards the direction of the inner top wall far away from the upper connecting seat 11; after the upper insert block 72 rotates to the position of the anti-rotation groove 113, the connecting spring 112 rebounds and pushes the upper insert block 72 into the anti-rotation groove 113, at this time, the connecting rod 7 rotates, the upper insert block 72 is clamped in the anti-rotation groove 113, at this time, the connecting rod 7 cannot be rotated, and the connecting rod 7 cannot be detached from the upper connecting seat 11, that is, the hood 1 cannot be detached; after the hood is pressed until the upper insert block 72 is removed from the anti-rotation groove 113, the connecting rod 7 is rotated to enable the connecting rod 7 to loosen the upper connecting seat 11, namely, the hood 1 is disassembled.
It should be noted that, the sucked dust is discharged from the back of the casing 2, and the dust is prevented from flowing back into the casing 2 due to the operation of the motor body, but when the motor body stops operating, the dust flows back into the casing 2, so that the re-rotation load of the motor body is larger.
The motor comprises a motor body and is characterized in that a plurality of air outlets 22 suitable for discharging dust are formed in the end face of the other side of the motor shell 2, namely an air inlet 21 and the air outlets 22 are arranged oppositely, meanwhile, a one-way air nozzle 6 is installed on the motor shell 2, the one-way air nozzle 6 is located at the position of the air outlet 22, the one-way air nozzle 6 extends towards the direction far away from the air inlet 21, the one-way air nozzle 6 is buckled at the air outlets 22 in a funnel shape, the one-way air nozzle 6 is arranged to enable air in the motor shell 2 to be discharged outwards only from the inside of the motor shell 2, specifically, when the motor body works, the one-way air nozzle 6 is bulged from the inside to the outside so that the one-way air nozzle 6 can ventilate outwards, namely the air outlets; when the motor body pauses, one-way air cock 6 is the closed state, and then one-way air cock 6 can plug up air outlet 22, and then the dust can not flow back in casing 2 to motor body's life has been guaranteed.
Optionally, the one-way air nozzle 6 includes an air nozzle body 61 reversely buckled at the air outlet 22, and a plug 62 fixed at the top of the air nozzle body 61, and air and dust exhausted from the air outlet 22 can be exhausted out of the casing 2 sequentially through the air nozzle body 61 and the plug 62, specifically, both the outer side wall and the inner side wall of the air nozzle body 61 are spherical surfaces, so that an air cavity 611 is formed inside the air nozzle body 61; an air outlet channel 621 is formed in the plug 62, the air outlet channel 621 is communicated with the air cavity 611, and the air discharged from the air outlet 22 sequentially passes through the air cavity 611 and the air outlet channel 621 and is discharged out of the casing 2; when the motor body works, the air outlet channel 621 is in an open state so as to allow air to pass through; when the motor body is paused, the plug 62 is closed to block the air outlet 22, so that the dust outside the casing 2 cannot enter the casing 2.
In order to close the plug 62, two opposite side walls of the air outlet channel 621 are respectively provided with an inserting male head 63 and an inserting female head 64; the inserting male head 63 is matched with the inserting female head 64; the male plug 63 and the female plug 64 are located at the opening of the air outlet channel 621, and when the motor body works, the male plug 63 is separated from the female plug 64, so that air passes through the female plug; when the motor body is paused, the inserting male head 63 is attached to the inserting female head 64, so that the plug 62 is closed.
It should be noted that, after the dust collector is not used for a long time, the plugging male head 63 and the plugging female head 64 are easily adhered together, so that the plugging male head 63 cannot be separated from the plugging female head 64 when the dust collector is used next time, and dust and air sucked into the housing 2 cannot be discharged.
The bottom parts of the male plug-in head 63 and the female plug-in head 64 are provided with a plurality of hook parts 66, and the hook parts 66 are positioned between two adjacent ventilating grooves 65; the wire material passing through the air outlet can be hung on the hook part 66, and when the wire material is cleaned, the wire material is fished out only after the inserting male head 63 and the inserting female head 64 are unfolded, so that the condition that the wire material is scattered and wound is avoided.
Optionally, the air outlet 22 is composed of an arc-shaped waist-shaped groove 221 and a notch 222 located outside the waist-shaped groove 221; the notch 222 forms a straight edge 2221 and an arc-shaped edge, the arc-shaped edge 2222 is concentric with the casing 2, air and dust in the casing 2 are easier to be discharged out of the casing 2 through the notch 222, and the arc-shaped edge 2222 is close to the outer side wall of the casing 2 through the arc-shaped edge 2222, so that dust which is rotated to the inner side wall of the casing 2 by the impeller is easier to be discharged out of the air outlet 22.
It should be noted that the thread material in the sucked air can be wound on the air inlet fan 3, so that the load of the motor body driving the air inlet fan 3 is large, and the motor body is easy to damage; meanwhile, dust in the sucked air adheres to the intake fan 3, and the load on the motor body is also large. In order to solve the above problems, the following scheme needs to be designed.
The air inlet fan 3 is coaxially provided with a locking part 4, the locking part 4 is positioned at the opening of the air inlet 21, the locking part 4 can axially slide along the air inlet fan 3, the axial sliding of the locking part 4 is realized by installing the machine shell 2 and the machine cover 1, the locking part 4 is pushed by an inner frame of the dust collector to slide in the installation process, and the locking part 4 is reset in the disassembly process; a pushing part 5 is arranged on the surface of the air inlet fan 3, and the pushing part 5 can slide along the radial direction of the air inlet fan 3; the locking part 4 can be inserted into the pushing part 5, specifically, in the dismounting process, the locking part 4 can release the pushing part 5 while resetting, so that the pushing part 5 slides along the surface of the air inlet fan 3 under the action of centrifugal force while the air inlet fan 3 rotates, dust on the surface of the air inlet fan 3 can be scraped in the sliding process of the pushing part 5, and meanwhile, the wire wound on the surface of the air inlet fan 3 can be loosened and pushed to the outer side of the air inlet fan 3, so that the wire is cut off and chopped by the air inlet fan 3 and then is discharged; in the installation, promotion portion 5 can reply to initial position, when installing casing 2 and aircraft bonnet 1 this moment, locking portion 4 can be along air inlet fan 3 be endwise slip and insert promotion portion 5, thereby promotion portion 5 can not slide when motor body drive impeller and air inlet fan 3 pivoted, promotion portion 5 is locked in the dust absorption course of work promptly, the effect of dust absorption when having realized the installation through such mode, clear effect during the dismantlement, and it is convenient fast to switch between two modes, the load of motor body has been reduced, in order to guarantee motor body's life.
In this embodiment, the thread material may be hair, or a strip-shaped object such as a slip, and generally, in the use process, the hair is plentiful, and meanwhile, after a plurality of strands of hair are wound, the hair has higher toughness and is more difficult to cut.
The structure of the air intake fan 3 is as follows, the air intake fan 3 includes an air intake shaft 31 coaxially arranged with the motor body, specifically, the air intake shaft 31 is fixed with the rotating shaft of the impeller, thereby realizing that the motor body drives the air intake shaft 31 to rotate, a plurality of air intake fan blades 32 are fixed on the air intake shaft 31, the problem solved by the invention is that dust adheres or wire materials are wound on the air intake fan blades 32, the pushing part 5 is also arranged on the surface of the air intake fan blades 32, an air intake sleeve 33 is fixed in the air intake 21, an annular knife abutting groove 331 is arranged on the inner side wall of the air intake sleeve 33, the position of the knife abutting groove 331 corresponds to the position of the air intake fan blades 32, the outer side edge of the air intake fan blades 32 abuts against the inner side wall of the knife abutting groove 331, the air intake fan blades 32 and the inner side wall of the knife abutting groove 331 are in line contact, the contact area between the air intake fan blades 32 and, thereby improving the cutting effect between the air inlet fan blade 32 and the knife abutting groove 331; after the thread wound on the air inlet fan blade 32 is pushed into the thread abutting groove 331 by the pushing portion 5, the air inlet fan blade 32 can cut the thread.
To facilitate air suction, the air inlet fan blade 32 can be designed to have a gull-wing shape, and it should be noted that, although the air inlet fan blade 32 has a gull-wing shape in the prior art, although the structure with thick middle and thin two sides can be designed, the cutting of the wire material is difficult to realize only by grinding the wire material by friction, and in order to solve the problems, the outer side edge of the air inlet fan blade 32 may have a knife tip 321, the knife tip 321 abuts against the inner side wall of the knife abutting groove 331, the grinding-off thread is changed into cutting of thread by the propping of the knife tip 321 and the knife propping slot 331 so as to conveniently cut the thread, the knife tip 321 is arc-shaped, further, the contact length between the knife edge 321 and the inner side wall of the knife abutting groove 331 is longer, so that the cutting effect of the knife edge 321 on the wire is better, the tool nose 321 and the tool stopping groove 331 are coaxially arranged, so that the cutting stability of the tool nose 321 on the wire material is ensured; specifically, the yarn is pushed into the knife abutting groove 331, and then the yarn is cut by the rotating knife edge 321.
In order to realize the pushing of the thread material, the upper surface of the air inlet fan blade 32 is provided with a sliding groove 322 extending axially, and the width of the sliding groove 322 gradually increases from the air inlet shaft 31 to the air inlet sleeve 33, so that the sliding groove 322 extends from the air inlet shaft 31 to the air inlet sleeve 33, and slides from the air inlet shaft 31 to the air inlet sleeve 33 along the sliding groove 322 through the pushing part 5 to realize the pushing of the thread material.
The structure of the pushing part 5 is as follows, the pushing part 5 comprises a pushing block 51 slidably connected in the sliding groove 322, specifically, a guide block 52 is arranged at the bottom of the pushing block 51, the guide block 52 is inserted in the sliding groove 322, in the rotating process of the air inlet fan blade 32, the guide block 52 slides towards the air inlet sleeve 33 from the air inlet shaft 31 under the action of centrifugal force, the guide block 52 slides along the sliding groove 322 to realize the sliding of the pushing block 51, meanwhile, the width of the pushing block 51 is larger than that of the guide block 52, so that the pushing block 51 is erected on the surface of the air inlet fan blade 32, dust on the surface of the air inlet fan blade 32 can be scraped in the sliding process of the pushing block 51, and because the surface of the air inlet fan blade 32 is a curved surface, the bottom surface of the pushing block 51 is attached to the air inlet fan blade 32, the bottom surface of the pushing block 51 can be designed to be flexible, that the bottom of the pushing block 51 can, and then the pushing block 51 can keep contacting with the upper surface of the air inlet fan blade 32, so that the dust scraping effect on the air inlet fan blade 32 is better.
Since the sliding groove 322 is configured to be a shape that one end near the air inlet sleeve 33 is wider and one end near the air inlet shaft 31 is narrower, in order to ensure that the guide block 52 can slide in the sliding groove 322, it is necessary to design a scheme that the sliding groove 322 is configured to be an inverted "T" shape, that is, the sliding groove 322 is composed of a structure that the upper part is thinner and the lower part is thicker; two tightening components 53 are arranged at the bottom of the pushing block 51 in a mirror image manner, the two tightening components 53 are respectively positioned at two sides of the guide block 52, the tightening components 53 extend oppositely, and the tightening components 53 are pressed against the inner side wall of the sliding groove 322; the puller component 53 comprises a puller spring 531, one end of which is fixedly connected with a guide block 52 at the bottom of the pushing block 51, a puller block 532 is fixed at the other end of the puller spring 531, the puller block 532 abuts against the side wall of the wide part in the sliding groove 322, the guide block 52 can be clamped in the sliding groove 322 by the resilience force of the puller spring 531, the puller spring 531 is in a stretching state in the sliding process of the pushing block 51 from the air inlet shaft 31 to the tool abutting groove 331, and at the moment, the friction force between the pushing block 51 and the sliding groove 322 is gradually smaller, so that the thread material is pushed more easily, and the thread material is cut conveniently; when pushing away piece 51 and being pulled back to air inlet shaft 31 from tool groove 331 of keeping against, push up tight spring 531 and constantly compress, push up the continuous increase of frictional force between tight piece 532 and the sliding tray 322, and then improved the sliding stability who pushes away piece 51, locking portion 4 is better to the locking effect who pushes away piece 51 this moment, avoids the condition that the dust absorption during operation pushed the unexpected percussion of piece 51.
In this embodiment, since the width of the sliding groove 322 gradually increases from the air inlet shaft 31 to the knife abutting groove 331, the two side walls of the sliding groove 322 are not parallel to each other, but are inclined in a trapezoidal shape, in order to achieve a good tightening effect between the tightening block 532 and the inner side wall of the sliding groove 322,
in order to realize that the pushing block 51 automatically returns to the initial position after pushing the thread, a pushing spring 54 is fixed on the inner side wall of the sliding groove 322, the pushing spring 54 is located at one side close to the air inlet shaft 31, the pushing spring 54 is also fixedly connected with the pushing block 51, the pushing block 51 pushes the thread and stretches the pushing spring 54, after the thread is cut, the motor body is stopped to stop the rotation of the air inlet fan blade 32, and the pushing spring 54 rebounds to pull the pushing block 51 back to the initial position.
In order to realize the locking of the pushing block 51, a locking groove 511 is formed at the top of the pushing block 51, and the locking groove 511 is matched with the locking part 4; after the locking part 4 releases the pushing block 51, the pushing block 51 can slide while the air inlet fan blade 32 rotates, and after the pushing spring 54 pulls the pushing block 51 back to the initial position, the locking part 4 can be inserted into the locking groove 511 to lock the pushing block 51.
It should be noted that, the more thread material is wound on the air inlet fan blade 32, the greater the resistance of the thread material to the pushing block 51, when the resistance of the thread material to the push block 51 is larger than the centrifugal force of the air inlet fan blade 32 to the push block 51, the push block 51 cannot slide along the sliding groove 322, the cleaning effect of the air intake fan blades 32 cannot be achieved, and in order to solve the above problems, it is necessary to design a scheme that a push knife 55 is arranged on the push block 51, the push blade 55 extends from the knife abutting groove 331, the push blade 55 has a cutting edge 551, the cutting edge 551 of the push blade 55 faces the knife abutting groove 331, the push blade 55 is fixed on the upper end surface of the push block 51, when the air inlet fan blade 32 rotates, the push knife 55 can cut off the thread material in advance, thereby ensuring that the push block 51 can slide along the sliding groove 322, the situation that the pushing block 51 is clamped is avoided through the design, and the pushing block 51 can clean the surface of the air inlet fan blade 32.
It should be noted that, due to the existence of the pushing block 51, a gap exists between the push broach 55 and the air intake shaft 31, and if the thread material is wound in the gap, the pushing block 51 cannot push the thread material in the region, in order to solve the above problem, it is necessary to design a scheme that the push broach 55 is obliquely arranged, and the specific push broach 55 is inclined toward the air intake shaft 31, so that the thread material wound on the push broach 55 will also deviate toward the knife abutting groove 331 along the push broach 55, so that the push broach 55 can pre-cut the thread material, and at the same time, when the thread material is wound on the air intake fan blade 32, the thread material can be prevented from deviating toward the air intake shaft 31 due to the existence of the push broach 55.
In order to realize the locking of the pushing block 51, a releasing groove 311 is formed at the end of the air inlet shaft 31, and the releasing groove 311 is positioned at one side close to the suction inlet of the dust collector; the structure of the locking part 4 is as follows, the locking part 4 comprises a locking spring 41 with one end fixed in the releasing groove 311 and a locking disc body 42 fixed at the other end of the locking spring 41, the diameter of the locking disc body 42 is larger than that of the air inlet shaft 31, a plurality of locking rods 43 are fixed at the bottom of the locking disc body 42, each locking rod 43 surrounds the outer ring of the air inlet shaft 31, the locking rods 43 extend from top to bottom, and the locking rods 43 are matched with the locking grooves 511; when the locking spring 41 is not compressed, the upper end surface of the locking disc body 42 protrudes out of the upper end surface of the air inlet sleeve 33, the locking spring 41 can be compressed by pressing the locking disc body 42, but the locking disc body 42 can only be pressed to the extent that the upper end surface of the locking disc body 42 is flush with the upper end surface of the air inlet sleeve 33 at most; when the housing 2 and the hood 1 are installed, that is, when the air inlet 21 corresponds to the suction inlet of the vacuum cleaner, the locking disc 42 is pressed by the frame of the suction inlet in the vacuum cleaner, the locking disc 42 compresses the locking spring 41, and when the locking disc 42 is pressed until the upper end surface of the locking disc 42 is flush with the upper end surface of the air inlet sleeve 33, the locking rod 43 can be automatically inserted into the locking groove 511; when the casing 2 and the hood 1 are disassembled, the suction inlet of the dust collector loosens the locking disc body 42, the locking spring 41 rebounds to push the locking disc body 42 to protrude out of the upper end surface of the air inlet sleeve 33, the locking disc body 42 drives the locking rod 43 to be separated from the locking groove 511, and then the pushing block 51 is loosened.
It should be noted that after long-term use, the restoring capability of the pushing spring 54 is reduced, and when the pushing block 51 is pulled back by the pushing spring 54, the pushing block may not return to the initial position, that is, the position of the locking rod 43 corresponding to the locking groove 511, that is, the locking rod 43 is only inserted on the upper end surface of the pushing block 51 and is not inserted into the locking groove 511, and thus the locking function of the pushing block 51 cannot be performed, in order to solve the above problem, it is necessary to design a solution that a guide surface 512 is formed on the upper end surface of the pushing block 51, the guide surface 512 is obliquely arranged, the push knife 55 is fixed on the guide surface 512, the thickness of the pushing block 51 is gradually reduced from the air inlet shaft 31 to the knife abutting groove 331, when the locking disc 42 is pressed to lock the pushing block 51 by the locking rod 43, the bottom of the locking rod 43 is firstly contacted with the guide surface 512, and the locking rod 43 can slide into the locking groove 511 along the guide surface 512, to ensure that the locking lever 43 can lock the pusher block 51.
Example two
The other parts are the same as those in the first embodiment, except that the second embodiment also provides a working method of the vacuum cleaner motor convenient for maintenance, wherein the structure of the vacuum cleaner motor convenient for maintenance is the same as that in the first embodiment, and the details are not repeated here.
Further, when the hood 1 and the casing 2 are removed, the locking spring 41 rebounds to push the upper end surface of the locking disc body 42 to protrude out of the upper end surface of the air inlet sleeve 33, and then the locking rod 43 is disengaged from the locking groove 511; the motor body rotates to drive the air inlet shaft 31 to rotate, so that the air inlet fan blade 32 rotates, and the pushing block 51 pushes the thread wound on the air inlet fan blade 32 to the knife abutting groove 331; the wire material is pre-cut by the push broach 55 and then cut by the tool nose 321; the sucked dust and the thread are discharged through the air outlet passage 621; pausing the motor body, and pulling back the pushing block 51 by the pushing spring 54; mounting the hood 1 and the cabinet 2, sliding along the guide surface 512 by the locking lever 43 and inserting into the locking groove 511; the plug male head 63 and the plug female head 64 are attached to block the air outlet 22; the dust collection work is carried out through the rotation of the motor body.
In light of the foregoing description of the preferred embodiment of the present invention, it is to be understood that various changes and modifications may be made by one skilled in the art without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (10)
1. A vacuum cleaner motor convenient for maintenance, comprising:
a hood suitable for accommodating the motor body and a shell fixed at the bottom of the hood,
the shell is suitable for accommodating an impeller, and the impeller is linked with the motor body; and
an air inlet is formed in one side end face of the shell, and an air inlet fan is installed in the air inlet;
a connecting sleeve is integrally arranged on the end face of the other side of the shell, and a plurality of lower connecting seats are uniformly distributed in the circumferential direction of the connecting sleeve;
a plurality of upper connecting seats are uniformly distributed on the circumferential direction of the hood; and
a connecting rod is rotatably connected between the upper connecting seat and the lower connecting seat, wherein
The top of connecting rod with the inner diapire of going up the connecting seat offsets and the bottom of connecting rod with the back of the interior diapire counterbalance of connecting seat down, rotate the connecting rod is in order to fix the casing with the aircraft bonnet.
2. The vacuum cleaner motor facilitating maintenance as claimed in claim 1,
a lower slot is formed in the inner side wall of the lower connecting seat and is in contact with the inner bottom wall of the lower connecting seat, and the lower slot is annular;
the bottom of the outer side wall of the connecting rod is provided with a lower inserting block matched with the lower inserting groove; wherein
And after the bottom end of the connecting rod is abutted to the inner bottom wall of the lower connecting seat, the connecting rod is rotated to fix the connecting rod and the shell.
3. The vacuum cleaner motor facilitating maintenance as claimed in claim 2,
the inner side wall of the upper connecting seat is provided with an upper slot which is contacted with the inner top wall of the upper connecting seat, the upper slot is annular,
the top of the outer side wall of the connecting rod is provided with an upper inserting block matched with the upper inserting groove; wherein
And after the top end of the connecting rod is abutted to the inner bottom wall of the upper connecting seat, the connecting rod is rotated to fix the connecting rod and the hood.
4. A vacuum cleaner motor facilitating maintenance according to claim 3,
the inner top wall of the upper connecting seat is fixedly connected with a connecting spring,
an anti-rotation groove is formed in the inner side wall of the upper connecting seat and communicated with the upper slot, and the upper slot extends towards the direction of the inner top wall far away from the upper connecting seat; wherein
After the upper insertion block rotates to the position of the anti-rotation groove, the connecting spring can push the upper insertion block into the anti-rotation groove;
and after the hood is pressed until the upper insert block is separated from the anti-rotation groove, the connecting rod is rotated to enable the connecting rod to loosen the upper connecting seat.
5. The maintenance-convenient motor for a vacuum cleaner of claim 4,
the air inlet fan is coaxially provided with a locking part at the opening of the air inlet, and the locking part can axially slide along the air inlet fan;
the surface of the air inlet fan is provided with a pushing part, and the pushing part can slide along the radial direction of the air inlet fan;
the locking part can be inserted into the pushing part;
the air inlet fan comprises an air inlet shaft coaxially arranged with the motor body, a plurality of air inlet fan blades fixed on the air inlet shaft and an air inlet sleeve sleeved in the air inlet; and
an annular knife abutting groove is formed in the inner side wall of the air inlet sleeve, and the outer side edge of the air inlet fan blade abuts against the inner side wall of the knife abutting groove; wherein
After the wire materials wound on the air inlet fan blades are pushed into the knife abutting groove by the pushing part, the air inlet fan blades can cut off the wire materials.
6. The maintenance-convenient motor for a vacuum cleaner of claim 5,
the upper surface of the air inlet fan blade is provided with an axially extending sliding groove, and the width of the sliding groove is gradually increased from the air inlet shaft to the air inlet sleeve;
the pushing part comprises a pushing block which is connected in the sliding groove in a sliding mode and a pushing spring which is fixed on the inner side wall of the sliding groove;
the pushing spring is positioned at one side close to the air inlet shaft;
the top of the pushing block is provided with a locking groove, and the locking groove is matched with the locking part; wherein
After the locking part loosens the pushing block, the pushing block can push the wire and stretch the pushing spring;
after the pushing spring rebounds and pulls back the pushing block, the locking part can be inserted into the locking groove.
7. The maintenance-convenient motor for a vacuum cleaner of claim 6,
the end part of the air inlet shaft is provided with a disengaging groove;
the locking part comprises a locking spring, one end of the locking spring is fixed in the release groove, a locking disc body is fixed at the other end of the locking spring, and a plurality of locking rods are fixed at the bottom of the locking disc body; and
the diameter of the locking disc body is larger than that of the air inlet shaft;
the upper end surface of the locking disc body protrudes out of the upper end surface of the air inlet sleeve; wherein
The locking disc body is pressed until the upper end face of the locking disc body is flush with the upper end face of the air inlet sleeve, and the locking rod can be inserted into the locking groove;
after the locking disc body is loosened, the locking spring rebounds to drive the locking rod to be disengaged from the locking groove.
8. The maintenance-convenient motor for a vacuum cleaner of claim 7,
the end part of the air inlet shaft is provided with a disengaging groove;
the locking part comprises a locking spring, one end of the locking spring is fixed in the release groove, a locking disc body is fixed at the other end of the locking spring, and a plurality of locking rods are fixed at the bottom of the locking disc body; and
the diameter of the locking disc body is larger than that of the air inlet shaft;
the upper end surface of the locking disc body protrudes out of the upper end surface of the air inlet sleeve;
the upper end surface of the pushing block is provided with a guide surface which is obliquely arranged,
the thickness of the pushing block is gradually reduced from the air inlet shaft to the cutter stopping groove; wherein
The locking disc body is pressed until the upper end face of the locking disc body is flush with the upper end face of the air inlet sleeve, and the locking rod can be inserted into the locking groove;
after the locking disc body is loosened, the locking spring rebounds to drive the locking rod to be disengaged from the locking groove.
9. A method of operating a maintenance-friendly vacuum cleaner motor, comprising a maintenance-friendly vacuum cleaner motor according to claim 8.
10. The method of operating a vacuum cleaner motor for easy maintenance according to claim 9,
when the hood and the casing are disassembled, the locking spring rebounds to push the upper end surface of the locking disc body to protrude out of the upper end surface of the air inlet sleeve, and then the locking rod is disengaged from the locking groove;
the motor body rotates to drive the air inlet shaft to rotate so as to enable the air inlet fan blades to rotate, and the pushing block pushes the thread materials wound on the air inlet fan blades to the inside of the cutter abutting groove;
pre-cutting the wire material through a push broach, and cutting the wire material through a tool nose;
the motor body is suspended, and the pushing block is pulled back by the pushing spring;
installing a hood and a machine shell, sliding along the guide surface through a locking rod and inserting into the locking groove;
the dust collection work is carried out through the rotation of the motor body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202110427465.5A CN112994314B (en) | 2021-04-21 | 2021-04-21 | Dust collector motor convenient to maintain and working method thereof |
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| CN202110427465.5A CN112994314B (en) | 2021-04-21 | 2021-04-21 | Dust collector motor convenient to maintain and working method thereof |
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| CN112994314B CN112994314B (en) | 2021-08-13 |
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Cited By (1)
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| CN117433474A (en) * | 2023-12-11 | 2024-01-23 | 常州市昌隆电机股份有限公司 | Motor axial clearance and shaft extension size detection device |
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|---|---|
| CN112994314B (en) | 2021-08-13 |
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