Multi-section combined motor shaft

Abstract

The utility model discloses a multi-section combined motor shaft, and relates to the technical field of motor shafts. The motor comprises a first shell and two second shells, an output shaft is inserted into the opposite sides of the two second shells, a combination assembly is arranged in the first shell, and the combination assembly comprises two installation shafts. According to the utility model, the combination assembly is arranged, specifically, the sealing strip is fixed in the grooves on the opposite sides of the two threaded shafts, the shell I is held to penetrate through the outer surface of the mounting shaft to be in contact with the threaded shafts, and the shell is screwed until the bottom of the shell I is in contact with the bottom surface of the threaded shaft below; the first fixing cover is fixed to the top of the first shell through the second bolts, so that the stability of connection of the two threaded shafts is enhanced, when the motor shaft is damaged, only the damaged part of the motor shaft needs to be replaced, resource waste is reduced, the utilization rate of the motor shaft is improved, the production cost is reduced to a certain extent, and the working efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to motor shaft technical field, especially a kind of multi-section combined motor shaft. BACKGROUND

[0002] Multi-section combined motor shaft is a kind of lightweight and structure optimized motor shaft design, by being combined by being divided into multiple hollow sections, both reduce weight, and improve strength and torsional capacity.

[0003] However, in the process of motor driving motor shaft operation, motor will output torque to the output object through motor shaft, to bring the operation of object, while outputting, motor shaft also bears larger mechanical force, in this case, motor shaft is easily damaged, often when replacing motor shaft, the entire motor shaft needs to be replaced, not only cause resource waste, also increase not small production cost, and the entire motor shaft needs more time to be replaced, and the efficiency is low, for this, we propose a kind of multi-section combined motor shaft. UTILITY MODEL CONTENTS

[0004] The utility model discloses a kind of multi-section combined motor shaft, by setting up merging component, specifically is fixed in the groove of the opposite side of two threaded shafts, hold shell one passes through installation shaft outer surface contact to threaded shaft, and twist shell until shell one bottom contact the bottom surface of threaded shaft bottom, again fixed cover one is fixed in the top of shell one by a plurality of bolts two, to strengthen the stability of the connection of two threaded shafts, when motor shaft is damaged, only the part of motor shaft that is damaged needs to be replaced, not only reduce the waste of resources but also improve the utilization of motor shaft, reduce production cost to a certain extent, also improve work efficiency, solve the problem that, in the process of motor driving motor shaft operation, motor will output torque to the output object through motor shaft, to bring the operation of object, while outputting, motor shaft also bears larger mechanical force, in this case, motor shaft is easily damaged, often when replacing motor shaft, the entire motor shaft needs to be replaced, not only cause resource waste, also increase not small production cost, and the entire motor shaft needs more time to be replaced, and the efficiency is low.

[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 multi-section combined motor shaft, including shell one and two shell two, the opposite side of two the inside of shell two is inserted with output shaft;

[0007] The inside of the shell one is provided with a combination assembly, the combination assembly comprises two mounting shafts, mounting grooves one are formed in the left side and the right side of the mounting shafts, limit holes are formed in the opposite sides of the two mounting shafts, the top of the shell one is in contact with a fixed cover one, a plurality of bolts two are screw connected to the surface of the fixed cover one, the bottom outer surfaces of the bolts two are screw connected with the top inner side of the shell one, the opposite sides of the two mounting shafts are fixedly connected with threaded shafts, sealing strips are arranged on the outer surfaces of the opposite sides of the two threaded shafts, mounting holes one are formed in the inner sides of the opposite sides of the two threaded shafts, the bottoms of the threaded shafts located at the top are fixedly connected with two mounting strips, mounting holes two are formed in the top inner side of the threaded shaft located at the bottom, clamping strips are inserted into the mounting strips, two positioning rods are arranged in front of and behind the two mounting strips, four positioning holes are formed in the top of the positioning rod located at the bottom, the outer surfaces of the positioning rods are inserted into the positioning holes, the shell is screwed until the bottom of the shell one is in contact with the bottom surface of the threaded shaft below, and then the fixed cover one is fixed on the top of the shell one through the plurality of bolts two, so that the stability of the connection of the two threaded shafts is improved, when the motor shaft is damaged, only the damaged motor shaft needs to be replaced, resource waste is reduced, the utilization rate of the motor shaft is improved, production cost is reduced to a certain extent, and work efficiency is improved.

[0008] Further, the top of the threaded shaft located at the top is in contact with the bottom of the fixed cover one, and the bottom of the threaded shaft located at the bottom is in contact with the inner side of the bottom of the shell one, a quick-assembly assembly is arranged above the combination assembly, the quick-assembly assembly comprises a fixed cover two, the bottom of the fixed cover two is in contact with the top of the shell two, a plurality of bolts one are screw connected to the inside of the fixed cover two, the bottom outer surfaces of the plurality of bolts one are screw connected with the top of the shell two, in order to further improve the stability of installation, the fixed cover two is fixed on the top of the two shell twos through the plurality of bolts one, and the stability and durability of the whole structure are ensured.

[0009] Further, the opposite sides of the two shell twos are fixedly connected with limit blocks one, the outer surfaces of the two limit blocks one are inserted into the insides of the two mounting groves one located above, the bottom of the output shaft is fixedly connected with a limit block two, the opposite sides of the two shell twos are inserted into the outer surfaces of the limit block two, the bottom of the limit block two is fixedly connected with a limit shaft, the inside of the limit hole located at the top is inserted into the outer surface of the limit shaft, the output shaft is held, the limit block two and the limit shaft are respectively inserted into the recess of the shell two and the inside of the limit hole located above, the limit block two is fixedly connected with the two shell twos in a unique H-shaped design, and a more stable and reliable structure is formed.

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

[0011] 1. The utility model discloses a fixing cover one is fixed on the top of the shell one through a plurality of bolt two, thereby the stability of installation is strengthened, when the motor shaft is damaged, only need to replace the damaged motor shaft, not only reduce the waste of resources and improve the utilization of motor shaft, reduce the production cost to a certain extent, improve work efficiency.

[0012] 2. The utility model discloses a quick -mounting assembly, specifically is two limit blocks two on two shell two are clamped in two installation groove one above, then take up the output shaft and limit block two and limit axle are inserted into the recess and the limit hole inside of shell two above respectively, limit block two is fixed together with two shell two through H shape, finally through a plurality of bolt one is fixed with fixed cover no. Two on the top of two shell two and strengthens the stability of installation, and installation is more convenient, improves work efficiency.

[0013] Of course, any product implementing 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 embodiment of the utility model, the following will be needed to use the drawing of the embodiment to make a brief introduction, obviously, the drawing in the following description is only some embodiments of the utility model, for the ordinary skilled person in the art, under the premise of not paying the creative labor, can also 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 cover two structure schematic diagram of the utility model;

[0017] Figure 3 It is the limit block one structure schematic diagram of the utility model;

[0018] Figure 4 It is the limit hole structure schematic diagram of the utility model;

[0019] Figure 5 It is the sealing strip structure schematic diagram of the utility model;

[0020] Figure 6 It is the positioning rod structure schematic diagram of the utility model.

[0021] In the drawings, the component list represented by each sign is as follows:

[0022] 1, shell one; 11, merge assembly; 111, mounting shaft; 112, mounting groove one; 113, limit hole; 114, fixed cover one; 141, bolt two; 115, threaded shaft; 151, mounting hole one; 152, clamping strip; 116, sealing strip; 117, mounting strip; 171, mounting hole two; 118, positioning rod; 181, positioning hole; 12, quick-mounting assembly; 121, shell two; 211, limit block one; 122, output shaft; 221, limit block two; 222, limit shaft; 123, fixed cover two; 231, bolt one. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0024] Please refer to Figures 1-6 As shown in the drawings, the present application is a multi-section combined motor shaft, which comprises a shell one 1 and two shell twos 121, and the opposite inner sides of the two shell twos 121 are inserted with an output shaft 122;

[0025] The shell one 1 is internally provided with a combination assembly 11, the combination assembly 11 includes two mounting shafts 111, the mounting shaft 111 left side and right side are provided with installation groove one 112, the opposite side of two mounting shafts 111 is provided with limit hole 113, the top of shell one 1 is contacted with fixed cover one 114, the surface of fixed cover one 114 is internally threadedly connected with a plurality of bolts two 141, the bottom outer surface of bolt two 141 is threadedly connected with the top inner side of shell one 1, the opposite side of two mounting shafts 111 is fixedly connected with threaded shaft 115, the opposite side outer surface of two threaded shafts 115 is provided with sealing strip 116, the opposite side inside of two threaded shafts 115 is provided with installation hole one 151, the bottom fixedly connected with two mounting strips 117 of threaded shaft 115 at the top, the top inner side of threaded shaft 115 at the bottom is provided with installation hole two 171, the inside of mounting strip 117 is inserted with clamping strip 152, two mounting strips 117 front and rear are provided with two positioning rods 118, the top of positioning rod 118 at the bottom is provided with four positioning holes 181, the outer surface of positioning rod 118 is inserted with the inside of positioning hole 181, the utility model discloses a combination assembly 11 is set up, specifically sealing strip 116 is fixed in the recess of the opposite side of two threaded shafts 115, holds shell one 1 and passes through the outer surface of mounting shaft 111 and contacts threaded shaft 115, and the shell one 1 is twisted until the bottom of shell one 1 contacts the bottom surface of threaded shaft 115 below, and then a plurality of bolts two 141 are used to fix fixed cover one 114 on the top of shell one 1, to strengthen the stability of the connection of two threaded shafts 115, when the motor shaft is damaged, only the damaged part of the motor shaft needs to be replaced, which not only reduces the waste of resources but also improves the utilization rate of the motor shaft, reduces the production cost to a certain extent, and improves the work efficiency.

[0026] The top of threaded shaft 115 at the top is contacted with the bottom of fixed cover one 114, the bottom of threaded shaft 115 at the bottom is contacted with the inner side of the bottom of shell one 1, the upper portion of combination assembly 11 is provided with quick-mounting assembly 12, the quick-mounting assembly 12 includes fixed cover two 123, the bottom of fixed cover two 123 is contacted with the top of shell two 121, the utility model discloses a quick-mounting assembly 12 is set up, specifically the limit block two 221 on two shell two 121 is clamped in the two installation groove one 112 above, then the output shaft 122 is held up, the limit block two 221 and the limit shaft 222 are inserted into the recess of shell two 121 and the inside of limit hole 113 above respectively, the limit block two 221 is fixed with two shell two 121 by H shape, finally a plurality of bolts one 231 are used to fix the fixed cover two 123 on the top of two shell two 121 to strengthen the stability of installation, the installation is more convenient, and the work efficiency is improved.

[0027] A plurality of bolts 231 are threadedly connected to the inside of the fixed cover two 123, the bottom outer surface of the plurality of bolts 231 is threadedly connected to the top of the shell two 121, the opposite sides of the two shell two 121 are fixedly connected with the limiting block one 211, the outer surfaces of the two limiting block one 211 are inserted into the inside of the two installation slot one 112 above.

[0028] The bottom of the output shaft 122 is fixedly connected with the limiting block two 221, the inside of the opposite sides of the two shell two 121 is inserted with the outer surface of the limiting block two 221, the bottom of the limiting block two 221 is fixedly connected with the limiting shaft 222, the inside of the limiting hole 113 at the top is inserted with the outer surface of the limiting shaft 222.

[0029] One specific application of the embodiment is that the two threaded shafts 115 are installed together through the positioning rod 118, this process ensures accurate alignment and stable connection between the two, then the clamping strip 152 is inserted through the installation hole one 151 and then through the installation hole two 171, this step not only enhances the stability of the structure, but also fixes the two threaded shafts 115 together, then the sealing strip 116 is fixed in the groove on the opposite side of the two threaded shafts 115, then the shell one 1 is picked up and inserted through the outer surface of the installation shaft 111 until it is in close contact with the threaded shaft 115, the shell one 1 is screwed until the bottom is attached to the bottom surface of the threaded shaft 115 below, this process further enhances the stability of the whole, in order to ensure more firm connection, the fixed cover one 114 is tightly fixed on the top of the shell one 1 through a plurality of bolts two 141, this step not only strengthens the stability of the connection of the two threaded shafts 115, but also provides additional support and protection for the whole structure, if the length of the motor shaft needs to be increased in actual application, the limiting block two 221 on the two shell two 121 can be clamped in the two installation slot one 112 above, then the output shaft 122 is picked up, the limiting block two 221 and the limiting shaft 222 are inserted into the groove of the shell two 121 and the limiting hole 113 above respectively, the limiting block two 221 is fixedly connected with the two shell two 121 to form a more stable and reliable structure due to its unique H-shaped design, finally, in order to further strengthen the stability of the installation, the fixed cover two 123 is tightly fixed on the top of the two shell two 121 through a plurality of bolts one 231, which ensures the stability and durability of the whole structure.

[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 multi-section composite motor shaft, characterized by: It includes a shell one (1) and two shell two (121), two said shell two (121) opposite side inside plug output shaft (122); The shell one (1) is internally provided with a merging assembly (11), the merging assembly (11) comprises two mounting shafts (111), the mounting shaft (111) left and right sides are provided with mounting groove one (112), two said mounting shaft (111) opposite side is provided with limiting hole (113), the top of the shell one (1) is in contact with the fixed cover one (114), the surface of the fixed cover one (114) is internally threaded with a plurality of bolts two (141), the bottom outer surface of the bolt two (141) is screwed with the top inner side of the shell one (1), two said mounting shaft (111) opposite side are fixedly connected with threaded shaft (115), two threaded shafts (115) opposite side outer surface is provided with sealing strip (116), two said threaded shaft (115) opposite side inside is provided with mounting hole one (151), the bottom of the threaded shaft (115) is fixedly connected with two mounting strips (117), the top inner side of the threaded shaft (115) is provided with mounting hole two (171), the mounting strip (117) is internally inserted with the clamping strip (152), two said mounting strip (117) front and rear are provided with two positioning rods (118), the top of the positioning rod (118) is provided with four positioning holes (181), the positioning rod (118) outer surface is inserted with the positioning hole (181) inside.

2. A multi-section combined motor shaft according to claim 1, characterized in that, The top of the threaded shaft (115) top is in contact with the bottom of the fixed cover one (114), and the bottom of the threaded shaft (115) is in contact with the bottom inner side of the shell one (1).

3. A multi-section combined motor shaft according to claim 2, characterized in that, The merging assembly (11) is provided with quick assembly component (12) above, the quick assembly component (12) includes fixed cover two (123), the bottom of the fixed cover two (123) is in contact with the top of the shell two (121).

4. A multi-section combined motor shaft according to claim 3, characterized in that, The inside of the fixed cover two (123) is screwed with a plurality of bolts one (231), and the bottom outer surface of the plurality of bolts one (231) is screwed with the top of the shell two (121).

5. A multi-section composite motor shaft as defined in claim 4, wherein, Two said shell two (121) opposite side are fixedly connected with limiting block one (211), two said limiting block one (211) outer surface are inserted with two said mounting groove one (112) inside.

6. A multi-section combined motor shaft according to claim 5, characterized in that The bottom of the output shaft (122) is fixedly connected with the limiting block two (221), and the inside of the two said shell two (121) opposite side is inserted with the outer surface of the limiting block two (221).

7. A multi-section combined motor shaft according to claim 6, characterized in that The bottom of the limiting block two (221) is fixedly connected with the limiting shaft (222), and the inside of the limiting hole (113) is inserted with the outer surface of the limiting shaft (222).

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