Permanent magnet fan convenient to assemble

Abstract

The utility model relates to the technical field of permanent magnet fans, and discloses a permanent magnet fan convenient to assemble, which comprises a fan body, a mounting seat is arranged at the bottom of the fan body, and a connecting component for preventing deviation caused by mistaken touch and a limiting component for preventing separation caused by mistaken touch are arranged on the surfaces of the fan body and the mounting seat. According to the permanent magnet draught fan convenient to assemble, through the arranged connecting assembly, the fixing cylinder is installed in the installing groove, the sliding column, the first spring and the linkage plate drive the clamping plate to enter the clamping groove, the draught fan body and the installing base can be mutually limited, installing holes between the draught fan body and the installing base are aligned, and at the moment, the draught fan body and the installing base can be normally fixed through bolts; when the fan body needs to be disassembled, the bolt is disassembled, the rotary knob is rotated, the rotating rod and the gear can be driven to rotate, the rack drives the sliding column to move, the clamping plate can be driven to be separated from the clamping groove through the linkage plate, and at the moment, the fan body and the installation base can be normally separated.

Description

TECHNICAL FIELD

[0001] The utility model relates to permanent -magnetic fan technical field, concretely is a kind of permanent -magnetic fan of easy assembly. BACKGROUND

[0002] Permanent -magnetic fan is a kind of fan using permanent magnet to generate magnetic field and energized coil interaction to realize energy conversion. Its core component is motor, and the stator winding in motor will generate rotating magnetic field after energization, and rotor adopts permanent magnet material, under the action of rotating magnetic field, rotor rotates, and then drives the impeller of fan to rotate, realizes the delivery of gas.

[0003] However, in the prior art, the installation process of large permanent -magnetic fan often depends on the traditional bolt fixing mode. This installation mode requires the installer to accurately align the mounting hole of permanent -magnetic fan with the corresponding hole of mounting seat, so as to be inserted into bolt for fixation, if the fan is offset due to accidental touch or wind force during installation process, it will directly affect the accuracy and efficiency of installation. At this time, the installer has to re-adjust the position of fan and perform alignment operation again, which not only increases the installation difficulty, but also prolongs the installation cycle and reduces the overall working efficiency. UTILITY MODEL CONTENTS

[0004] The utility model aims at providing a kind of permanent -magnetic fan of easy assembly to solve the problems raised in the above background.

[0005] To achieve the above object, the utility model provides the following technical scheme: a kind of permanent -magnetic fan of easy assembly, including fan body, the bottom of the fan body is provided with mounting seat, the surface of the fan body and mounting seat is provided with the connecting assembly of preventing accidental touch offset and the limiting component of avoiding accidental touch and occurrence of separation, the connecting assembly includes:

[0006] Mounting groove, the mounting groove is opened in the top of mounting seat, the inner side of the mounting groove is provided with clamping groove, the bottom of the fan body is fixed with fixed cylinder, the inside of the fixed cylinder is provided with cavity one.

[0007] Preferably, the connecting assembly further includes clamping plate, the clamping plate is slidably connected on the inner wall of cavity one, the inner wall of cavity one is slidably connected with slide column, the surface of the slide column is fixed with spring one, the end of the spring one away from the slide column is fixed on the inner wall of cavity one, the end of the clamping plate away from the slide column penetrates fixed cylinder, the surface of the clamping plate is hinged with linkage plate, the end of the linkage plate away from the clamping plate is hinged on the surface of the slide column, the connecting assembly further includes linkage piece, installs fixed cylinder into mounting groove, enters clamping groove by slide column, spring one, linkage plate drive clamping plate, can make fan body and mounting seat be limited each other.

[0008] Preferably, the linkage piece comprises a rack fixed on the surface of the slide post, the inner wall of the cavity one is rotationally connected with a gear, the gear is engaged with the rack, the surface of the gear is provided with a rotating rod, the rotating rod penetrates through the gear and is fixedly connected with the gear, one end of the rotating rod away from the gear penetrates through the fixed cylinder and the fan body and is rotationally connected with the fixed cylinder and the fan body, the one end of the rotating rod away from the gear penetrates through a knob and is fixedly connected with the rotating rod, rotating the knob, the rotating rod and the gear rotate, the rack drives the slide post to move, so that the clamping plate is driven by the linkage plate to separate from the clamping groove.

[0009] Preferably, the limiting assembly comprises a fixed ring fixed on the surface of the fan body, a cavity two is formed in the fixed ring, the inner wall of the cavity two is rotationally connected with a circular plate, the surface of the circular plate is provided with a through hole, the inner wall of the through hole abuts against a short rod, the surface of the short rod is fixedly connected with a clamping block, the clamping block is slidably connected on the inner wall of the cavity two, the surface of the knob is provided with a stabilizing groove, the inner wall of the cavity two is provided with a sliding groove, the sliding groove is slidably connected with a sliding block, the surface of the sliding block is fixedly connected with a spring two, one end of the spring two away from the sliding block is fixed on the inner wall of the sliding groove, the surface of the circular plate is provided with a limiting groove, the surface of the circular plate is fixedly connected with a long plate, one end of the long plate away from the circular plate penetrates through the fixed ring, reversing the long plate, the circular plate and the short rod drive the clamping block to enter the stabilizing groove, limiting the knob, so that the clamping plate is separated from the clamping groove caused by the knob being accidentally touched when the bolt is fixed.

[0010] Preferably, one end of the clamping plate away from the linkage plate is provided as an inclined surface, when being abutted, the clamping plate can move into the cavity one.

[0011] Preferably, the through hole is provided as an arc shape, when the circular plate rotates, the short rod and the clamping block can be driven to move radially synchronously.

[0012] Preferably, one end of the sliding block away from the spring two is provided as a triangular cross section, when the inner wall of the limiting groove abuts against the sliding block, the sliding block can enter the sliding groove when the circular plate rotates.

[0013] Compared with the prior art, the permanent magnet fan is convenient to assemble and has the following beneficial effects:

[0014] 1、The permanent magnet fan is convenient to assemble, the fixed cylinder is installed into the mounting groove through the connecting assembly, the clamping plate is driven by the slide post, the spring one and the linkage plate to enter the clamping groove, so that the fan body and the mounting seat are limited, the mounting holes between the fan body and the mounting seat are aligned, the fan body and the mounting seat can be normally fixed by the bolt, the fan body is not deviated caused by the knob being accidentally touched, when disassembling, the bolt is removed and the knob is rotated, the rotating rod and the gear are driven to rotate, the rack drives the slide post to move, the clamping plate is driven by the linkage plate to separate from the clamping groove, the fan body and the mounting seat can be normally separated.

[0015] 2、The assembled permanent magnet fan is convenient, through the setting of the limiting assembly, the long plate is reversed, the circular plate is reversed, the short rod drives the clamping block into the stable groove, the knob is limited, the clamping plate can be avoided from being separated from the clamping groove due to the mistaken touch of the knob when the bolt is fixed, and the fan body and the mounting seat are separated. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is a front view structural schematic diagram of the utility model;

[0017] Figure 2 It is a front view structural schematic diagram of the utility model mounting seat;

[0018] Figure 3 It is a front view structural schematic diagram of the utility model fan body;

[0019] Figure 4 It is a front view structural schematic diagram of the utility model connecting assembly, limiting assembly internal structure;

[0020] Figure 5 It is a front view structural schematic diagram of the utility model connecting assembly, limiting assembly;

[0021] Figure 6 It is a front view structural schematic diagram of the utility model connecting assembly, limiting assembly;

[0022] Figure 7 It is a front view structural schematic diagram of the utility model fixed ring, cavity two, sliding block, spring two, sliding slot.

[0023] In the drawing: 1, fan body; 2, mounting seat; 3, connecting assembly; 30, installation groove; 31, clamping groove; 32, fixed cylinder; 33, cavity one; 34, clamping plate; 35, sliding column; 36, linkage plate; 37, spring one; 38, linkage piece; 380, rack; 381, gear; 382, rotating rod; 383, knob; 4, limiting assembly; 40, fixed ring; 41, cavity two; 42, circular plate; 43, through hole; 44, short rod; 45, clamping block; 46, stable groove; 47, sliding slot; 48, sliding block; 49, spring two; 400, limiting groove; 401, long plate. DETAILED DESCRIPTION

[0024] As Figures 1-7The utility model provides a kind of technical scheme shown in the utility model: a kind of permanent-magnet fan of convenient assembly, including fan body 1, the bottom of fan body 1 is provided with mounting seat 2, the surface of fan body 1 and mounting seat 2 is provided with the connecting assembly 3 of preventing mis-touching deviation and the limiting assembly 4 of avoiding mis-touching disengagement, connecting assembly 3 includes: mounting groove 30, clamping groove 31, fixed cylinder 32, cavity one 33, clamping plate 34, sliding column 35, linkage plate 36, spring one 37, connecting piece 38, rack 380, gear 381, rotating rod 382, knob 383.

[0025] Mounting groove 30 is opened in the top of mounting seat 2, the inside of mounting groove 30 is provided with clamping groove 31, the bottom of fan body 1 is fixed with fixed cylinder 32, the inside of fixed cylinder 32 is provided with cavity one 33, connecting assembly 3 further includes clamping plate 34, clamping plate 34 is slidably connected on the inner wall of cavity one 33, the inner wall of cavity one 33 is slidably connected with sliding column 35, the surface of sliding column 35 is fixed with spring one 37, the end of spring one 37 away from sliding column 35 is fixed on the inner wall of cavity one 33, the end of clamping plate 34 away from sliding column 35 penetrates fixed cylinder 32, the surface of clamping plate 34 is hinged with linkage plate 36, the end of linkage plate 36 away from clamping plate 34 is hinged on the surface of sliding column 35, connecting assembly 3 further includes connecting piece 38, the end of clamping plate 34 away from linkage plate 36 is provided as inclined plane, install fixed cylinder 32 into mounting groove 30, by sliding column 35, spring one 37, linkage plate 36 drive clamping plate 34 into clamping groove 31, the inner wall of clamping groove 31 and the side of clamping plate 34 away from inclined plane abut, can make fan body 1 and mounting seat 2 limit each other, at this time, the installation hole between fan body 1 and mounting seat 2 is aligned, mis-touching does not cause fan body 1 deviation.

[0026] Connecting piece 38 includes rack 380, rack 380 is fixed on the surface of sliding column 35, the inner wall of cavity one 33 is rotatably connected with gear 381, gear 381 is engaged with rack 380, the surface of gear 381 is provided with rotating rod 382, rotating rod 382 penetrates gear 381, and rotating rod 382 is fixedly connected with gear 381, the end of rotating rod 382 away from gear 381 penetrates fixed cylinder 32, fan body 1, and rotating rod 382 is rotatably connected with fixed cylinder 32, fan body 1, the end of rotating rod 382 away from gear 381 penetrates knob 383, and knob 383 is fixedly connected with rotating rod 382, rotating knob 383, can drive rotating rod 382, gear 381 rotation, make rack 380 drive sliding column 35 move, can drive clamping plate 34 disengage from clamping groove 31 by linkage plate 36 at this time, can normally separate fan body 1 and mounting seat 2.

[0027] The limiting assembly 4 comprises a fixed ring 40 fixed on the surface of the fan body 1, a cavity two 41 is arranged in the fixed ring 40, a circular plate 42 is rotatably connected to the inner wall of the cavity two 41, a through hole 43 is arranged on the surface of the circular plate 42, a short rod 44 is arranged on the inner wall of the through hole 43, a clamping block 45 is fixed on the surface of the short rod 44, the clamping block 45 is slidably connected to the inner wall of the cavity two 41, a stable groove 46 is arranged on the surface of the knob 383, a sliding groove 47 is arranged on the inner wall of the cavity two 41, a sliding block 48 is slidably connected to the inner wall of the sliding groove 47, a spring two 49 is fixed on the surface of the sliding block 48, one end of the spring two 49 away from the sliding block 48 is fixed on the inner wall of the sliding groove 47, a limiting groove 400 is arranged on the surface of the circular plate 42, a long plate 401 is fixed on the surface of the circular plate 42, one end of the long plate 401 away from the circular plate 42 penetrates through the fixed ring 40, the through hole 43 is arc-shaped, the sliding block 48 is triangular in cross section away from the spring two 49, the long plate 401 is reversed, the circular plate 42 is reversed, the short rod 44 drives the clamping block 45 to enter the stable groove 46, and the knob 383 is limited, so that the clamping plate 34 is prevented from being separated from the clamping groove 31 due to accidental touch of the knob 383 when the bolt is fixed, and the fan body 1 is prevented from being separated from the mounting seat 2.

[0028] When installation and assembly are needed, rotate the long plate 401, so that the circular plate 42 rotates forward, at this time, the inner wall of the through hole 43 abuts against the surface of the short rod 44, so that the clamping block 45 moves radially synchronously, so that the clamping block 45 is separated from the stable groove 46, and the rotation knob 383 is released from the limiting, at the same time, when the circular plate 42 rotates, at this time, the surface of the sliding block 48 abuts against the inner wall of the limiting groove 400, so that the sliding block 48 enters the sliding groove 47, at this time, the spring 49 is compressed, when the position of the sliding block 48 is parallel to the limiting groove 400, the spring 49 is released, so that the sliding block 48 enters the limiting groove 400, and the normal rotation of the circular plate 42 is not affected, and the circular plate 42 does not rotate by the driving of external force, at this time, the fixed cylinder 32 is installed into the installation groove 30, at this time, the inclined surface of the clamping plate 34 abuts against the inner wall of the installation groove 30, so that the clamping plate 34 enters the cavity 33, and the connecting plate 36 is flipped, and the sliding column 35 is pulled to move, at this time, the spring 37 is compressed, when the fixed cylinder 32 is completely installed into the installation groove 30, the position of the clamping plate 34 is parallel to the clamping groove 31, and the spring 37 is released, so that the sliding column 35 is reset, at this time, the clamping plate 34 is driven into the clamping groove 31 by the connecting plate 36, at this time, the inner wall of the clamping groove 31 abuts against the side of the clamping plate 34 away from the inclined surface, so that the fan body 1 and the mounting seat 2 are limited, at this time, the installation holes between the fan body 1 and the mounting seat 2 are aligned, and the fan body 1 is not deviated due to accidental touch, at the same time, the long plate 401 is reversed, so that the circular plate 42 reverses, at this time, the short rod 44 drives the clamping block 45 to enter the stable groove 46, and the rotation knob 383 is limited, so that the clamping plate 34 is separated from the clamping groove 31, and the fan body 1 and the mounting seat 2 are separated, and the installation efficiency is affected, when the clamping plate 34 is separated from the clamping groove 31 due to accidental touch of the rotation knob 383 during bolt fixing, at this time, the fan body 1 and the mounting seat 2 can be normally separated.

[0029] The above is a detailed description of the utility model, but some modifications or improvements can be made on the basis of the utility model, which is obvious to those skilled in the art. Therefore, the modifications or improvements without departing from the spirit of the utility model are within the protection scope of the utility model.

Claims

1. An easily assembled permanent magnet blower comprising a blower body (1), characterized in that: The bottom of the fan body (1) is provided with a mounting seat (2), the surface of the fan body (1) and the mounting seat (2) is provided with a connecting assembly (3) for preventing misoperation deviation and a limiting assembly (4) for avoiding misoperation disengagement, the connecting assembly (3) comprises: a mounting groove (30) which is arranged at the top of the mounting seat (2), a clamping groove (31) is arranged at the inner side of the mounting groove (30), a fixing cylinder (32) is fixed to the bottom of the fan body (1), and a cavity one (33) is arranged in the fixing cylinder (32).

2. A ready-to-assemble permanent magnet windmill according to claim 1, characterized in that: The connecting assembly (3) further comprises a clamping plate (34) which is slidably connected to the inner wall of the cavity one (33), a sliding column (35) is slidably connected to the inner wall of the cavity one (33), a spring one (37) is fixed to the surface of the sliding column (35), the end, away from the sliding column (35), of the spring one (37) is fixed to the inner wall of the cavity one (33), the end, away from the sliding column (35), of the clamping plate (34) penetrates through the fixing cylinder (32), the surface of the clamping plate (34) is hingedly connected with a linkage plate (36), the end, away from the clamping plate (34), of the linkage plate (36) is hingedly connected to the surface of the sliding column (35), and the connecting assembly (3) further comprises a linkage piece (38).

3. A ready-to-assemble permanent magnet wind turbine according to claim 2, characterized in that: The linkage piece (38) comprises a rack (380) which is fixed to the surface of the sliding column (35), the inner wall of the cavity one (33) is rotatably connected with a gear (381), the gear (381) is engaged with the rack (380), the surface of the gear (381) is provided with a rotating rod (382), the rotating rod (382) penetrates through the gear (381) and is fixedly connected with the gear (381), the end, away from the gear (381), of the rotating rod (382) penetrates through the fixing cylinder (32) and the fan body (1) and is rotatably connected with the fixing cylinder (32) and the fan body (1), and the end, away from the gear (381), of the rotating rod (382) penetrates through a knob (383) which is fixedly connected with the rotating rod (382).

4. A ready-to-assemble permanent magnet wind turbine according to claim 3, characterized in that: Said limiting assembly (4) includes a fixed ring (40), the fixed ring (40) is fixed on the surface of fan body (1), the inside of fixed ring (40) is equipped with cavity two (41), the inner wall of cavity two (41) is rotatably connected with round plate (42), the surface of round plate (42) is equipped with through-hole (43), the inner wall of through-hole (43) is in contact with short pole (44), the surface of short pole (44) is fixed with clamping block (45), clamping block (45) is slidably connected on the inner wall of cavity two (41), the surface of knob (383) is equipped with stable slot (46), the inner wall of cavity two (41) is equipped with sliding slot (47), the inner wall of sliding slot (47) is slidably connected with sliding block (48), the surface of sliding block (48) is fixed with spring two (49), the end, away from sliding block (48), of spring two (49) is fixed on the inner wall of sliding slot (47), the surface of round plate (42) is equipped with limiting slot (400), the surface of round plate (42) is fixed with long plate (401), the end, away from round plate (42), of long plate (401) penetrates through fixed ring (40).

5. A ready-to-assemble permanent magnet windmill according to claim 2, characterized in that: The end, away from the linkage plate (36), of the clamping plate (34) is provided as an inclined surface.

6. A ready-to-assemble permanent magnet wind turbine according to claim 4, characterized in that: The through-hole (43) is provided as an arc shape.

7. A ready-to-assemble permanent magnet wind turbine according to claim 4, characterized in that: The end, away from the spring two (49), of the sliding block (48) is triangular in cross section.

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