CN111446800A

CN111446800A - Blower motor

Info

Publication number: CN111446800A
Application number: CN202010424738.6A
Authority: CN
Inventors: 李增者
Original assignee: Ruian Hongdu Auto Parts Co Ltd
Current assignee: Ruian Hongdu Auto Parts Co Ltd
Priority date: 2020-05-19
Filing date: 2020-05-19
Publication date: 2020-07-24

Abstract

The invention discloses a blower motor which comprises a blower box, wherein the right side of the bottom of the blower box is fixedly connected with an air outlet pipe, the air outlet pipe is communicated with the blower box, the back side of the blower box is fixedly connected with a motor body, the back side of the motor body is fixedly connected with a rear cover, an inner cavity of the motor body is movably connected with a rotating shaft, the right side of the rotating shaft is fixedly connected with a fixed block, and the top and the bottom of the fixed block are fixedly connected with fan blades. According to the dustproof blower motor, the rotating plate drives the rotating rod to rotate, the rotating rod drives the ratchet wheel to rotate, the ratchet wheel rotates to enable the pawl to rotate around the positioning column, the spring deforms due to rotation of the pawl, meanwhile, the rear adjusting plate is driven to rotate by rotation of the rotating rod, the second adjusting hole is driven to rotate by rotation of the rear adjusting plate until the first adjusting hole is not overlapped with the second adjusting hole, the dustproof blower motor has the advantage of being dustproof, and the problem that the existing blower motor does not have the dustproof function when in use is solved.

Description

Blower motor

Technical Field

The invention relates to the technical field of blowers, in particular to a blower motor.

Background

The blower mainly comprises the following six parts: the blower eccentrically runs by a rotor biased in a cylinder, air is sucked, compressed and discharged by volume change between blades in a rotor groove, lubrication is automatically sent to the oil dripping nozzle by using pressure difference of the blower in the running process, the lubrication is dripped into the cylinder to reduce friction and noise, and meanwhile, gas in the cylinder can be kept not to flow back.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides the blower motor which has the advantage of a dustproof function, and solves the problems that the existing blower motor does not have the dustproof function when in use, and external dust or sundries often enter through the air inlet of the motor when the blower motor is not in use, so that internal parts of the motor are damaged, and the service life of the blower motor is shortened.

(II) technical scheme

In order to achieve the purpose of the dustproof function, the invention provides the following technical scheme: the blower motor comprises a blower box, wherein a wind outlet pipe is fixedly connected to the right side of the bottom of the blower box, the wind outlet pipe is communicated with the blower box, a motor body is fixedly connected to the back side of the blower box, a back cover is fixedly connected to the back side of the motor body, a rotating shaft is movably connected to the inner cavity of the motor body, a fixed block is fixedly connected to the right side of the rotating shaft, fan blades are fixedly connected to the top and the bottom of the fixed block, an air inlet hole is formed in the right side of the inner wall of the back cover, a connecting cover is mounted on the surface of the back cover, a first adjusting hole is formed in the surface of the connecting cover, a fixed seat is fixedly connected to the right side of the connecting cover, a positioning column is fixedly connected to the right side of the inner cavity of the fixed seat, a pawl is movably, and the surface and the pawl looks adaptation of ratchet, the inner chamber fixedly connected with bull stick of ratchet, the left side of bull stick runs through fixing base and connecting cover and extends to the inner chamber of connecting cover, the left side fixedly connected with back regulating plate of connecting cover, the second regulation hole has been seted up on the surface of back regulating plate.

Preferably, the top and the bottom of the inner cavity of the connecting cover are both in threaded connection with bolts, and the inner side of the connecting cover is connected with the outer side of the rear cover through the bolts.

Preferably, the right side fixedly connected with connecting plate of tuber pipe, the connecting plate is the intercommunication setting with the tuber pipe, the mounting hole has all been seted up in the four corners of connecting plate inner chamber.

Preferably, the right side of bull stick runs through to the right side of fixing base, one side fixedly connected with commentaries on classics board that the bull stick was kept away from.

Preferably, the number of the first adjusting holes is multiple, and the multiple first adjusting holes are distributed around the inner cavity of the connecting cover.

Preferably, the number of second regulation hole is a plurality of, and a plurality of second regulation holes are the inner chamber that encircles distribution in back regulating plate.

Preferably, first regulation hole and second regulation hole all are fan-shaped structure setting, the right side of back regulating plate is swing joint with the right side of connecting the cover inner wall.

Preferably, the top of the spring is fixedly connected with a connecting ring, and one side of the connecting ring, which is far away from the spring, is fixedly connected with the inner wall of the fixed seat.

Preferably, a rotating hole is formed in the right side of the inner cavity of the pawl, the diameter of the rotating hole is larger than that of the positioning column, and the inner wall of the rotating hole is in sliding connection with the surface of the positioning column.

(III) advantageous effects

Compared with the prior art, the invention provides the blower motor which has the following beneficial effects:

1. according to the dustproof blower motor, the rotating plate drives the rotating rod to rotate, the rotating rod drives the ratchet wheel to rotate, the ratchet wheel rotates to enable the pawl to rotate around the positioning column, the spring is deformed due to the rotation of the pawl, meanwhile, the rear adjusting plate is driven to rotate by the rotation of the rotating rod, the second adjusting hole is driven to rotate by the rotation of the rear adjusting plate until the first adjusting hole is not overlapped with the second adjusting hole, the dustproof blower motor achieves the advantage of a dustproof function, and the dustproof blower motor solves the problem that when the existing blower motor is not used, external dust or sundries can enter through the air inlet of the motor, so that internal parts of the motor are damaged, and the service life of the blower motor is shortened.

2. According to the invention, the contact area between the hand of the user and the rotating rod is increased through the rotating plate, so that the rotating rod is convenient for the user to rotate, and the falling-off is avoided.

3. According to the invention, through the connecting ring, the stability of the spring in connection with the fixed seat is improved, and the spring is prevented from shaking in the working process.

4. According to the invention, the rotating position of the rotating rod can be positioned through the pawl and the ratchet wheel, so that the rotating position of the second adjusting hole can be positioned.

5. According to the motor, through the first adjusting hole and the second adjusting hole, when the first adjusting hole and the second adjusting hole are not overlapped, external dust can be blocked in a non-working state, and sundries are prevented from entering the motor body.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the connection of the rear cover and the connecting cover structure of the present invention;

FIG. 3 is a schematic view of the connection of the first and second adjustment aperture configurations of the present invention;

fig. 4 is a sectional view of the fixing base structure of the present invention.

In the figure: 1. a blast box; 2. a connecting cover; 3. a rear cover; 4. a motor body; 5. a connecting plate; 6. mounting holes; 7. an air outlet pipe; 8. a fixed block; 9. a rotating shaft; 10. a fan blade; 11. a bolt; 12. a rotating rod; 13. a fixed seat; 14. a rear adjusting plate; 15. an air inlet hole; 16. a first adjustment aperture; 17. a second adjustment aperture; 18. a pawl; 19. a connecting ring; 20. a spring; 21. a positioning column; 22. hole turning; 23. a ratchet wheel; 24. and (6) rotating the plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be configured in a specific orientation, and operate, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The blower box 1, the connecting cover 2, the rear cover 3, the motor body 4, the connecting plate 5, the mounting hole 6, the air outlet pipe 7, the fixing block 8, the rotating shaft 9, the fan blades 10, the bolts 11, the rotating rod 12, the fixing seat 13, the rear adjusting plate 14, the air inlet hole 15, the first adjusting hole 16, the second adjusting hole 17, the pawl 18, the connecting ring 19, the spring 20, the positioning column 21, the rotating hole 22, the ratchet wheel 23 and the rotating plate 24 are all universal standard parts or parts known by a person skilled in the art, and the structure and the principle of the blower box can be known by technical manuals or conventional experimental methods.

Referring to fig. 1-4, a blower motor includes a blower box 1, a right side of the bottom of the blower box 1 is fixedly connected with an air outlet pipe 7, the air outlet pipe 7 is communicated with the blower box 1, a right side of the air outlet pipe 7 is fixedly connected with a connecting plate 5, the connecting plate 5 is communicated with the air outlet pipe 7, four corners of an inner cavity of the connecting plate 5 are respectively provided with a mounting hole 6, a back side of the blower box 1 is fixedly connected with a motor body 4, a back side of the motor body 4 is fixedly connected with a rear cover 3, an inner cavity of the motor body 4 is movably connected with a rotating shaft 9, a right side of the rotating shaft 9 is fixedly connected with a fixed block 8, top and bottom of the fixed block 8 are respectively fixedly connected with a fan blade 10, a right side of an inner wall of the rear cover 3 is provided with an air inlet hole 15, a surface of the rear cover 3 is provided with a connecting cover 2, the surface of the connecting cover 2 is provided with a plurality of first adjusting holes 16, the number of the first adjusting holes 16 is a plurality, the plurality of first adjusting holes 16 are distributed around the inner cavity of the connecting cover 2, the right side of the connecting cover 2 is fixedly connected with a fixed base 13, the right side of the inner cavity of the fixed base 13 is fixedly connected with a positioning column 21, the surface of the positioning column 21 is movably connected with a pawl 18, the right side of the inner cavity of the pawl 18 is provided with a rotating hole 22, the diameter of the rotating hole 22 is larger than that of the positioning column 21, the inner wall of the rotating hole 22 is in sliding connection with the surface of the positioning column 21, the top of the pawl 18 is fixedly connected with a spring 20, the top of the spring 20 is fixedly connected with a connecting ring 19, one side of the connecting ring 19, which is far away from the spring 20, is fixedly connected with the inner wall of the fixed base 13, the stability of the spring 20, and the surface of ratchet wheel 23 and pawl 18 looks adaptation, through pawl 18 and ratchet wheel 23, can fix a position bull stick 12 turned position, thereby can fix a position second regulation hole 17 turned position, the inner chamber fixedly connected with bull stick 12 of ratchet wheel 23, the right side of bull stick 12 runs through to the right side of fixing base 13, one side fixedly connected with rotor plate 24 that bull stick 12 kept away from bull stick 12, through rotor plate 24, the area of contact of user's hand and bull stick 12 has been increased, thereby facilitate the user rotates bull stick 12, avoid droing, the left side of bull stick 12 runs through fixing base 13 and connecting cover 2 and extends to the inner chamber of connecting cover 2, the left side fixedly connected with back regulating plate 14 of connecting cover 2, second regulation hole 17 has been seted up on the surface of back regulating plate 14, the quantity of second regulation hole 17 is a plurality of, and a plurality of second regulation hole 17 are the inner chamber of encircleing distribution in back regulating plate 14, first regulation hole 16 and second regulation hole 17 all are fan-shaped structure setting, and the right side of back regulating plate 14 is swing joint with the right side of connecting cover 2 inner walls, through first regulation hole 16 and second regulation hole 17, when first regulation hole 16 and second regulation hole 17 do not coincide, can block external dust under the non-operating condition, avoid debris can get into inside motor body 4.

When using, at first be connected connecting plate 5 with external pipeline through mounting hole 6, secondly start motor body 4 through external controller, first regulation hole 16 is coincidence state with second regulation hole 17 this moment, motor body 4's work produces wind-force, transmit to outside inside the pipeline through tuber pipe 7, when motor body 4 is out of work, user's hand commentaries on classics board 24, it rotates to drive bull stick 12 through commentaries on classics board 24, bull stick 12 drives ratchet 23 and rotates, ratchet 23's rotation makes pawl 18 rotate around reference column 21, the rotation of pawl 18 makes spring 20 take place deformation, pawl 18 and ratchet 23 have been set up, can fix a position bull stick 12 rotational position, thereby can fix a position second regulation hole 17 rotational position, simultaneously the rotation of bull stick 12 drives back regulating plate 14 and rotates, the rotation of back regulating plate 14 drives second regulation hole 17 and rotates, until first regulation hole 16 does not coincide with second regulation hole 17, as shown in the state of attached figure 3, can block external dust or debris, otherwise, drive bull stick 12 through commentaries on classics board 24 and rotate, the rotation of bull stick 12 drives back regulating plate 12, the rotation of back regulating hole 14 drives second regulation hole 17 and the second regulation hole, the normal application of the rotation of the second regulation hole of the rotation of the second regulation of the rotation of the power supply control plug 3514, the application of this external controller can carry out the control plug for the second regulation hole (the application of this application of the normal control plug for the second regulation.

While embodiments of the present invention have been shown and described, it will be apparent to those skilled in the art that various modifications and changes may be made in the present invention. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims

1. Blower motor, including blast box (1), its characterized in that: the right side fixedly connected with of bellows (1) bottom goes out tuber pipe (7), it sets up to go out tuber pipe (7) and bellows (1) to be the intercommunication, the dorsal part fixedly connected with motor body (4) of bellows (1), lid (3) behind the dorsal part fixedly connected with of motor body (4), the inner chamber swing joint of motor body (4) has pivot (9), the right side fixedly connected with fixed block (8) of pivot (9), the equal fixedly connected with flabellum (10) in top and the bottom of fixed block (8), fresh air inlet (15) have been seted up on the right side of back lid (3) inner wall, the surface mounting of back lid (3) has connecting cover (2), first regulation hole (16) have been seted up on the surface of connecting cover (2), the right side fixedly connected with fixing base (13) of connecting cover (2), the right side fixedly connected with reference column (21) of fixing base (13) inner chamber, the surface swing joint of reference column (21) has pawl (18), the top fixedly connected with spring (20) of pawl (18), one side swing joint of pawl (18) has ratchet (23), and the surface and pawl (18) looks adaptation of ratchet (23), the inner chamber fixedly connected with bull stick (12) of ratchet (23), fixing base (13) and connecting cover (2) are run through in the left side of bull stick (12) and extend to the inner chamber of connecting cover (2), regulating plate (14) behind the left side fixedly connected with of connecting cover (2), second regulation hole (17) have been seted up on the surface of back regulating plate (14).

2. The blower motor of claim 1, wherein: the top and the bottom of the inner cavity of the connecting cover (2) are both connected with bolts (11) in a threaded manner, and the inner side of the connecting cover (2) is connected with the outer side of the rear cover (3) through the bolts (11).

3. The blower motor of claim 1, wherein: the right side fixedly connected with connecting plate (5) of tuber pipe (7), connecting plate (5) are the intercommunication setting with tuber pipe (7), mounting hole (6) have all been seted up in the four corners of connecting plate (5) inner chamber.

4. The blower motor of claim 1, wherein: the right side of bull stick (12) runs through to the right side of fixing base (13), one side fixedly connected with commentaries on classics board (24) that bull stick (12) were kept away from in bull stick (12).

5. The blower motor of claim 1, wherein: the number of the first adjusting holes (16) is multiple, and the first adjusting holes (16) are distributed in the inner cavity of the connecting cover (2) in a surrounding mode.

6. The blower motor of claim 1, wherein: the quantity of second regulation hole (17) is a plurality of, and a plurality of second regulation holes (17) are the inner chamber that encircles distribution in back regulating plate (14).

7. The blower motor of claim 1, wherein: first regulation hole (16) and second regulation hole (17) all are fan-shaped structure setting, the right side of back regulating plate (14) is swing joint with the right side of connecting cover (2) inner wall.

8. The blower motor of claim 1, wherein: the top of the spring (20) is fixedly connected with a connecting ring (19), and one side, far away from the spring (20), of the connecting ring (19) is fixedly connected with the inner wall of the fixed seat (13).

9. The blower motor of claim 1, wherein: the right side of the inner cavity of the pawl (18) is provided with a rotating hole (22), the diameter of the rotating hole (22) is larger than that of the positioning column (21), and the inner wall of the rotating hole (22) is in sliding connection with the surface of the positioning column (21).