Motor shaft structure convenient to assemble

Abstract

The utility model discloses a motor shaft structure convenient to assemble, and relates to the technical field of motor shafts. The dustproof motor comprises a motor and a dustproof cover, the top of the motor is in contact with the bottom of the dustproof cover, an installation assembly is arranged in the motor and comprises a motor shaft, the outer surface of the motor shaft is in sliding connection with the interior of the motor, and a second bolt is in threaded connection with the interior of the motor shaft. By arranging the mounting assembly, specifically, in the screwing process, the bottom of a second bolt is pressed downwards, the second bolt firstly presses the slope faces of rotating plates to enable the distance between two connecting blocks to be larger, then the second bolt extrudes the rotating plates on the left side and the right side outwards, the rotating plates drive the connecting blocks to move outwards, and the connecting blocks drive limiting blocks to move outwards; when the motor shaft is installed, the limiting block is clamped into the limiting groove in the motor, at the moment, the motor shaft is fixed, operation is easy, installation is rapid, the installation efficiency is improved, and the risk of unstable installation is greatly reduced.

Description

TECHNICAL FIELD

[0001] The utility model belongs to motor shaft technical field, especially, relate to a motor shaft structure of convenient assembly. BACKGROUND

[0002] Motor shaft is the core component in motor, bears the rotation force and transmission force of motor.

[0003] Motor shaft also directly influences the performance and efficiency of motor, however, existing motor shaft installation is more troublesome, needs to complete multiple steps to install motor shaft well, under this condition, staff can be eager to install motor shaft quickly and ignore installation details, so that the effect of installation is poor, not only reduces installation efficiency, but also can lead to the service life of motor reduces, for this, we propose a kind of motor shaft structure of convenient assembly. UTILITY MODEL CONTENTS

[0004] The utility model discloses a kind of motor shaft structures of convenient assembly, by setting installation component, specifically in the screwing process, bolt two bottom is pressed downward, first press to the slope of rotating plate so that the spacing of two connecting blocks is larger, then bolt two extrude rotating plate outside left and right, rotating plate drives connecting block to move outward, connecting block drives limit block to move outward, limit block is clamped into the limit slot in motor, at this moment motor shaft is fixed well, easy to operate, so that installation is more rapid, improve installation efficiency, greatly reduce the risk of unstable installation, solve the existing motor shaft installation is more troublesome, needs to complete multiple steps to install motor shaft well, under this condition, staff can be eager to install motor shaft quickly and ignore installation details, so that the effect of installation is poor, not only reduces installation efficiency, but also can lead to the service life of motor reduces Problem.

[0005] To solve the above technical problems, the utility model is realized by the following technical schemes:

[0006] The utility model discloses a kind of motor shaft structures of convenient assembly, including motor and dust cover, the motor top and dust cover bottom contact;

[0007] The motor is internally provided with a mounting assembly, the mounting assembly comprises a motor shaft, the outer surface of the motor shaft is in sliding connection with the motor interior, a bolt two is in threaded connection with the interior of the motor shaft, the left side and the right side of the interior of the motor shaft are in sliding connection with a limiting block, the opposite sides of the two limiting blocks are fixedly connected with a connecting block, the outer surfaces of the two connecting blocks are hingedly connected with a rotating plate, the front face and the back face of the rotating plate are in rotary connection with the interior of the motor shaft, the front face and the back face of the two limiting blocks are fixedly connected with a limiting ring, the outer surface of the limiting ring is in sliding connection with the interior of the motor shaft, the two limiting rings on the left side and the two limiting rings on the right side are each a group, the opposite sides of the two groups of limiting rings are in contact with a spring, the interior of the spring is provided with a limiting rod, the left side and the right side of the limiting rod are fixedly connected with the interior of the motor shaft, the rotating plate drives the connecting block to move outward, the connecting block drives the limiting block to move outward, the limiting block is clamped into the limiting groove in the motor, at this time, the motor shaft is fixed, the operation is simple, the installation is relatively fast, the installation efficiency is improved, and the risk of unstable installation is greatly reduced.

[0008] Further, installation holes three are formed in the top of the left side and the right side of the motor shaft, fixing shafts are arranged below the two installation holes three, the opposite sides of the two fixing shafts are fixedly connected with the left side and the right side of the motor shaft, a plum blossom hole is formed in the top of the bolt two, two threaded holes are formed in the top of the dust cover, a bolt one is in threaded connection with the two threaded holes, the plum blossom hole facilitates the installation of the motor shaft and filling in the interior of the motor shaft, and the stability of the motor shaft is improved.

[0009] Further, an installation hole one is formed in the top of the motor, the interior of the installation hole one is in threaded connection with the outer surface of the bolt one, a protective shell is fixedly connected with the bottom of the motor, the top of the protective shell is in contact with the bottom of the motor shaft, an installation hole two is formed in the interior of the motor, two limiting grooves are formed in the interior of the motor, the dust cover and the motor are fixedly connected together, so that the motor can be prevented from being damaged by winding objects during operation, dustproof effect is achieved, and the service life of the motor is prolonged.

[0010] The utility model has the advantages of the following beneficial effects:

[0011] 1、 the utility model discloses a mounting assembly is set up, specifically in the process of screwing down, the bottom of bolt two is pressed down, first press the slope of rotating plate to make the interval of two connecting blocks be bigger, then the bolt two extrudes the rotating plate of left side and right side outward, the rotating plate drives the connecting block to move outward, the connecting block drives the limiting block to move outward, the limiting block is clamped into the limiting groove in the motor, at this time, the motor shaft is fixed, the operation is simple, the installation is relatively fast, the installation efficiency is improved, and the risk of unstable installation is greatly reduced.

[0012] 2. The utility model discloses a protective shell, in particular to further protect the motor, need to cover the dust cover in the upper of motor, then, screw the bolt one of both sides, tightly fixed dust cover and motor together, this not only can avoid motor in the operation process and wrap up the object and cause the damage, still can play certain dustproof effect, prolong the service life of motor.

[0013] Of course, implementing any product of the utility model does not necessarily need to achieve all the advantages described above at the same time. BRIEF DESCRIPTION OF DRAWINGS

[0014] In order to more clearly illustrate the technical scheme of the embodiments of the utility model, the following will be needed to use the drawing of the embodiment briefly introduced, obviously, the drawing in the following description only some embodiments of the utility model, for those skilled in the art, under the premise of not paying creative labor, still can obtain other drawings according to these drawings.

[0015] Figure 1 It is the overall structure schematic diagram of the utility model;

[0016] Figure 2 It is the fixed shaft structure schematic diagram of the utility model;

[0017] Figure 3 It is the protective shell structure schematic diagram of the utility model;

[0018] Figure 4 It is the motor shaft structure schematic diagram of the utility model;

[0019] Figure 5 It is the rotating plate structure schematic diagram of the utility model;

[0020] Figure 6 It is the spring structure schematic diagram of the utility model;

[0021] Figure 7 It is the limiting groove structure schematic diagram of the utility model.

[0022] In the drawing, the component list represented by each sign is as follows:

[0023] 1, motor;2, dust cover;21, bolt one;22, mounting hole one;3, protective shell;4, mounting hole two;11, mounting assembly;111, motor shaft;112, bolt two;113, plum blossom hole;114, mounting hole three;115, fixed shaft;116, limiting block;161, limiting groove;117, rotating plate;171, connecting block;172, limiting ring;118, limiting rod;181, spring. DETAILED DESCRIPTION

[0024] With reference to the drawings of the embodiments of the present application, the technical solutions in the embodiments of the present application will be clearly and completely described, obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments of the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the present application.

[0025] Please refer to Figures 1-7 The utility model discloses a motor shaft structure of convenient assembly, including motor 1 and dust cover 2, motor 1 top and dust cover 2 bottom contact,

[0026] The motor 1 is internally provided with an installation assembly 11, the installation assembly 11 includes a motor shaft 111, the outer surface of the motor shaft 111 is slidably connected with the inside of the motor 1, the inside of the motor shaft 111 is threadedly connected with a bolt two 112, the left side and the right side of the inside of the motor shaft 111 are slidably connected with a limiting block 116, the opposite side of the two limiting blocks 116 is fixedly connected with a connecting block 171, the outer surface of the two connecting blocks 171 is hingedly connected with a rotating plate 117, the front and back of the rotating plate 117 are rotatably connected with the inside of the motor shaft 111, the front and back of the two limiting blocks 116 are fixedly connected with a limiting ring 172, the outer surface of the limiting ring 172 is slidably connected with the inside of the motor shaft 111, the two limiting rings 172 located at the left side and the two limiting rings 172 located at the right side are each a group, the opposite side of the two groups of limiting rings 172 is contacted with a spring 181, the inside of the spring 181 is provided with a limiting rod 118, the left side and the right side of the limiting rod 118 are fixedly connected with the inside of the motor shaft 111, the utility model discloses a installation assembly 11, specifically in the process of screwing, the bottom of bolt two 112 is pressed downward, first press the slope of rotating plate 117 to make the interval of the two connecting blocks 171 be larger, then bolt two 112 extrudes the rotating plate 117 at the left side and the right side outward, the rotating plate 117 drives the connecting block 171 to move outward, the connecting block 171 drives the limiting block 116 to move to the outside, the limiting block 116 is clamped into the limiting groove 161 in the motor 1, at this moment, the motor shaft 111 is fixed, simple operation makes installation more quickly, improves installation efficiency, greatly reduces the risk of unstable installation.

[0027] The left side and the right side top of the motor shaft 111 are provided with installation holes three 114, the two installation holes three 114 below are provided with fixed shafts 115, the opposite side of the two fixed shafts 115 is fixedly connected with the left side and the right side of the motor shaft 111, the top of bolt two 112 is provided with plum blossom hole 113.

[0028] The top of the dust cover 2 is provided with two threaded holes, the two threaded holes are both threadedly connected with bolts one 21, the top of the motor 1 is provided with a mounting hole one 22, the inside of the mounting hole one 22 is threadedly connected with the outer surface of the bolt one 21, the bottom of the motor 1 is fixedly connected with a protective shell 3, the top of the protective shell 3 is in contact with the bottom of the motor shaft 111, the inside of the motor 1 is provided with a mounting hole two 4, and the inside of the motor 1 is provided with two limiting grooves 161, the protective shell 3 is arranged, and the motor 1 is further protected, the dust cover 2 is sleeved on the motor 1, then the bolts one 21 on the two sides are screwed, and the dust cover 2 and the motor 1 are tightly fixed together, so that the motor 1 can be prevented from being damaged by winding objects during operation, and dustproof effect can be achieved, and the service life of the motor 1 is prolonged.

[0029] One specific application of the embodiment is that the motor 1 is stably placed, then the motor shaft 111 is accurately inserted into the mounting hole two 4, and the insertion is continued until the top of the motor shaft 111 contacts the top of the protective shell 3, at this time, appropriate tools are used to firmly fix the fixing columns of the two fixing shafts 115, so that the motor shaft 111 cannot shake at will, then the tool is used to screw the key hole 113 at the top of the bolt two 112, and force is continuously applied during the screwing process, until the top end of the bolt two 112 is flush with the top end of the motor shaft 111, in this process, the bottom of the bolt two 112 moves downward and presses the slope surface of the rotating plate 117, the design of the slope surface makes the distance between the two connecting blocks 171 gradually increase, and as the bolt two 112 continues to be screwed, it extrudes the rotating plates 117 on the left and right sides outward, and the rotating plates 117 are extruded and move outward, the movement of the connecting blocks 171 further drives the limiting blocks 116 to move outward, until the limiting blocks 116 are stably clamped into the limiting grooves 161 in the motor 1, at this time, the motor shaft 111 is firmly fixed, in order to further protect the motor 1, the dust cover 2 is sleeved on the motor 1, then the bolts one 21 on the two sides are screwed, and the dust cover 2 and the motor 1 are tightly fixed together, so that the motor 1 can be prevented from being damaged by winding objects during operation, and dustproof effect can be achieved, and the service life of the motor 1 is prolonged, when the motor shaft 111 needs to be taken out, the bolt two 112 is screwed again until the bolt two 112 is completely taken out, at this time, the spring 181 plays its elastic role and drives the limiting ring 172 to reset, and the resetting of the limiting ring 172 drives the limiting blocks 116 to reset, after the limiting blocks 116 reset, the motor shaft 111 can be easily taken out, the working efficiency is greatly improved, and the assembly and disassembly process of the motor 1 becomes more convenient and fast.

[0030] In the description of the specification, the description of the terms "one embodiment", "an example", "a specific example" and the like means that the specific features, structures, materials or characteristics described in connection with the embodiment or example are included in at least one embodiment or example of the utility model. In the specification, the illustrative description of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0031] The preferred embodiments of the utility model disclosed above are only used for helping to explain the utility model. The preferred embodiments do not describe all the details exhaustively, and also limit the utility model to only the specific embodiments described. Obviously, according to the content of the specification, many modifications and changes can be made. The specification selects and specifically describes these embodiments in order to better explain the principles and practical applications of the utility model, so that the persons skilled in the art can well understand and utilize the utility model. The utility model is limited only by the claims and the entire scope and equivalents thereof.

Claims

1. A motor shaft structure that is easy to assemble, characterized by: Including motor (1) and dust cover (2), the top of motor (1) is in contact with the bottom of dust cover (2); The motor (1) is internally provided with a mounting assembly (11), the mounting assembly (11) includes a motor shaft (111), the outer surface of the motor shaft (111) is in sliding connection with the inside of the motor (1), the inside of the motor shaft (111) is threadedly connected with a bolt two (112), the left side and the right side of the inside of the motor shaft (111) are both in sliding connection with a limiting block (116), the opposite sides of the two limiting blocks (116) are both fixedly connected with a connecting block (171), the outer surfaces of the two connecting blocks (171) are both hinged with a rotating plate (117), the front and back of the rotating plate (117) are rotatably connected with the inside of the motor shaft (111), the front and back of the two limiting blocks (116) are both fixedly connected with a limiting ring (172), the outer surface of the limiting ring (172) is in sliding connection with the inside of the motor shaft (111), the two limiting rings (172) on the left side and the two limiting rings (172) on the right side are each a group, the opposite sides of the two groups of limiting rings (172) are both in contact with a spring (181), the inside of the spring (181) is provided with a limiting rod (118), the left side and the right side of the limiting rod (118) are fixedly connected with the inside of the motor shaft (111).

2. A conveniently assembled motor shaft structure according to claim 1, characterized in that, The left side and the right side of the motor shaft (111) are both provided with a mounting hole three (114) at the top, and the two mounting hole threes (114) are both provided with a fixed shaft (115) below.

3. A conveniently assembled motor shaft structure according to claim 2, wherein The opposite sides of the two fixed shafts (115) are fixedly connected with the left side and the right side of the motor shaft (111), and the top of the bolt two (112) is provided with a keyhole (113).

4. A conveniently assembled motor shaft structure according to claim 3, wherein The top of the dust cover (2) is provided with two threaded holes, and the two threaded holes are both threadedly connected with a bolt one (21).

5. A convenient assembly motor shaft structure according to claim 4, characterized in that, The top of the motor (1) is provided with a mounting hole one (22), and the inside of the mounting hole one (22) is threadedly connected with the outer surface of the bolt one (21).

6. A conveniently assembled motor shaft structure according to claim 5, wherein The bottom of the motor (1) is fixedly connected with a protective shell (3), and the top of the protective shell (3) is in contact with the bottom of the motor shaft (111).

7. A conveniently assembled motor shaft structure according to claim 6, wherein The inside of the motor (1) is provided with a mounting hole two (4), and the inside of the motor (1) is provided with two limiting grooves (161).

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