CN211579788U

CN211579788U - Motor rotating shaft with combined installation structure

Info

Publication number: CN211579788U
Application number: CN202020592250.XU
Authority: CN
Inventors: 马志伟; 范明松
Original assignee: Jingjiang Mingyu Shaft Manufacturing Co ltd
Current assignee: Jingjiang Mingyu Shaft Manufacturing Co ltd
Priority date: 2020-04-20
Filing date: 2020-04-20
Publication date: 2020-09-25
Anticipated expiration: 2030-04-20

Abstract

The utility model discloses a motor shaft with composite mounting structure, including motor main body, motor main body internally mounted has first pivot, and the inside of first pivot is inserted and is equipped with the second pivot to the fixed surface of second pivot is connected with first slider, the second pivot is passed through the bearing and is installed in the inside of fixed block, and the surface of fixed block is inconsistent with the surface of stopper. The utility model discloses a be provided with first spacer pin and second spacer pin, insert the inside of establishing in the second pivot through first spacer pin, can make things convenient for the holistic dismantlement installation of second pivot, and can be spacing with first spacer pin through the second spacer pin, prevent that first spacer pin from breaking away from the inside of second pivot, through being provided with the stopper, through the stopper with the fixed block spacing in the inside of first fixed frame, can effectually prevent that the second pivot from taking place the skew when rotating, the effectual stability of strengthening the second pivot.

Description

Motor rotating shaft with combined installation structure

Technical Field

The utility model relates to a motor shaft technical field specifically is a motor shaft with composite mounting structure.

Background

The motor is an electromagnetic device for realizing electric energy conversion or transmission according to the electromagnetic induction law, and mainly has the functions of generating driving torque and serving as a power source of electrical appliances or various machines, wherein a motor rotating shaft is an important part in the motor, serves as a link for electromechanical energy conversion between the motor and the equipment, supports rotating parts, transmits torque and determines the relative position of the rotating parts to a stator.

When the motor is in need of use, the pivot of motor can need lengthen sometimes, because the pivot of motor is generally for fixed to lead to the inconvenient combination of pivot to lengthen, the motor shaft can take place to squint when rotating simultaneously, influences the use of motor, consequently needs a motor shaft that has the aggregate erection structure urgently.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a motor shaft with composite mounting structure to the inconvenient combination extension of pivot that proposes in solving above-mentioned background art takes place the skew problem.

In order to achieve the above object, the utility model provides a following technical scheme: a motor rotating shaft with a combined installation structure comprises a motor main body, a first rotating shaft is arranged in the motor main body, a second rotating shaft is inserted in the first rotating shaft, the surface of the second rotating shaft is fixedly connected with a first sliding block, the second rotating shaft is arranged in the fixed block through a bearing, the surface of the fixed block is abutted against the surface of the limiting block, the surface of the limiting block is fixedly connected with a second sliding block, a fixed rotating rod is arranged in the limiting block through a bearing, the surface of the fixed rotating rod is abutted against the inner wall of the first fixed frame, and one side of the first fixed frame close to the motor main body is fixedly connected with a connecting rod, the surface of the first rotating shaft is fixedly connected with a second fixed frame, a first limit pin is inserted in the second fixed frame, and the fixed surface of the first limit pin is fixedly connected with a fixed disc, and a second limit pin is inserted into the side surface of the second fixed frame.

Preferably, a sliding groove is formed in the first rotating shaft, and the sliding groove formed in the first rotating shaft and the first sliding block form a sliding structure.

Preferably, the surface of the fixed rotating rod is provided with an external thread, the first fixed frame is internally provided with a through hole, the inner wall of the through hole is provided with an internal thread, and the external thread arranged on the surface of the fixed rotating rod is matched with the internal thread arranged on the inner wall of the through hole for use.

Preferably, a sliding groove is formed in the first fixing frame, and the sliding groove formed in the first fixing frame and the second sliding block form a sliding structure.

Preferably, a through hole is formed in the second fixing frame, an inner wall of the through hole is provided with an internal thread, an external thread is arranged on the surface of the second limiting pin, and the internal thread arranged on the inner wall of the through hole is matched with the external thread arranged on the surface of the second limiting pin for use.

Preferably, the surface of the fixed disk is welded with a spring, and one end of the spring, which is far away from the fixed disk, is welded with a first rotating shaft.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a be provided with first spacer pin and second spacer pin, insert the inside of establishing in the second pivot through first spacer pin, can make things convenient for the holistic dismantlement installation of second pivot, and can be spacing with first spacer pin through the second spacer pin, prevent that first spacer pin from breaking away from the inside of second pivot, through being provided with the stopper, through the stopper with the fixed block spacing in the inside of first fixed frame, can effectually prevent that the second pivot from taking place the skew when rotating, the effectual stability of strengthening the second pivot.

1. The device is provided with first spacer pin and second spacer pin, through inserting the second pivot and establishing in the inside of first pivot to can be spacing with the second pivot through first spacer pin, thereby can effectually make things convenient for the aggregate erection of first pivot and second pivot, can fix first spacer pin through the second spacer pin, prevent that first spacer pin from breaking away from the inside of second pivot.

2. The device is provided with the stopper, can promote the stopper through rotating fixed bull stick and remove to it is inconsistent through the surface of stopper and fixed block, can be spacing in the inside of first fixed frame with the fixed block, thereby can effectually prevent that the second pivot from taking place the skew when rotating, has strengthened the stability of second pivot.

Drawings

FIG. 1 is a schematic sectional view of the front view of the structure of the present invention;

FIG. 2 is a schematic side view of the structure of the present invention;

FIG. 3 is a schematic side view of a section of the limiting block and the first fixing frame structure of the present invention;

fig. 4 is an enlarged schematic view of a structure in fig. 1 according to the present invention.

In the figure: 1. a motor main body; 2. a first rotating shaft; 3. a second rotating shaft; 4. a first slider; 5. a fixed block; 6. a limiting block; 7. a second slider; 8. fixing the rotating rod; 9. a first fixed frame; 10. a connecting rod; 11. a second fixed frame; 12. a first limit pin; 13. fixing the disc; 14. a second limit pin; 15. a spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides an embodiment:

a motor rotating shaft with a combined installation structure comprises a motor main body 1, a first rotating shaft 2 is installed inside the motor main body 1, a second rotating shaft 3 is inserted inside the first rotating shaft 2, a first sliding block 4 is fixedly connected to the surface of the second rotating shaft 3, a sliding groove is formed inside the first rotating shaft 2, the sliding groove formed inside the first rotating shaft 2 and the first sliding block 4 form a sliding structure, the first sliding block 4 slides in the sliding groove formed inside the first rotating shaft 2 to play a role in positioning the second rotating shaft 3, the second rotating shaft 3 is limited at the same time, the second rotating shaft 3 is installed inside a fixed block 5 through a bearing, the surface of the fixed block 5 is abutted against the surface of a limiting block 6, a second sliding block 7 is fixedly connected to the surface of the limiting block 6, a fixed rotating rod 8 is installed inside the limiting block 6 through a bearing, and the surface of the fixed rotating rod 8 is abutted against the inner wall of a first fixed frame 9, the surface of fixed bull stick 8 is provided with the external screw thread, the through-hole has been seted up to the inside of first fixed frame 9, and the inner wall of through-hole is provided with the internal thread, the external screw thread that 8 surfaces of fixed bull stick set up and the internal thread that the through-hole inner wall set up cooperate and use, the external screw thread that sets up through 8 surfaces of fixed bull stick, can be when 8 rotations of fixed bull stick, promote 6 global movement of stopper, the spout has been seted up to the inside of first fixed frame 9, and the inside spout of seting up of first fixed frame 9 constitutes the slidingtype structure with second slider 7, slide in the spout of seting up of first fixed frame 9 inside through second slider 7, can play 6 effects of spacing stopper, it rotates to drive first.

A connecting rod 10 is fixedly connected to one side of the first fixing frame 9 close to the motor main body 1, a second fixing frame 11 is fixedly connected to the surface of the first rotating shaft 2, a first limit pin 12 is inserted into the second fixing frame 11, a fixed disc 13 is fixedly connected to the surface of the first limit pin 12, a spring 15 is welded on the surface of the fixed disc 13, the first rotating shaft 2 is welded at one end, far away from the fixed disc 13, of the spring 15, the effect of resetting the first limit pin 12 can be achieved through the self elastic force of the spring 15, a second limit pin 14 is inserted into the side surface of the second fixing frame 11, a through hole is formed in the second fixing frame 11, an internal thread is formed on the inner wall of the through hole, an external thread is formed on the surface of the second limit pin 14, the internal thread formed on the inner wall of the through hole is matched with the external thread formed on the surface of the second limit, when the second stopper pin 14 rotates, the second stopper pin 14 can be moved inside the second fixed frame 11, thereby functioning to restrict the first stopper pin 12.

The working principle is as follows: when the second rotating shaft 3 is used, when the second rotating shaft 3 needs to be installed, according to the attached

drawings

1, 2 and 4, the second limit pin 14 is rotated to be far away from the surface of the first limit pin 12, at this time, the first limit pin 12 is pulled, the first limit pin 12 can be retracted into the first rotating shaft 2, at this time, the second limit pin 14 is rotated, the second limit pin 14 can be enabled to be contacted with the surface of the first limit pin 12 to limit the position, at this time, the second rotating shaft 3 is inserted into the first rotating shaft 2, when the second rotating shaft 3 is inserted into the bottom end of the first rotating shaft 2, the second limit pin 14 can be far away from the surface of the first limit pin 12 by rotating the second limit pin 14, at this time, the first limit pin 12 can be reset and inserted into the second rotating shaft 3 through the self elasticity of the spring 15, at this time, the second limit pin 14 is rotated to be contacted with the surface of the first limit pin 12, thereby can play the effect of spacing first spacer pin 12, when second pivot 3 is when rotating, according to figure 1 and figure 3, through rotating fixed bull stick 8, can make fixed bull stick 8 promote stopper 6 and remove, when stopper 6 is inconsistent with the surface of fixed block 5, can be with the whole spacing inside at first fixed frame 9 of fixed block 5 to can prevent that second pivot 3 from taking place the skew when rotating, do above the utility model discloses a use.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a motor shaft with built-up mounting structure, includes motor body (1), its characterized in that: the motor comprises a motor main body (1), a first rotating shaft (2) is installed inside the motor main body (1), a second rotating shaft (3) is inserted inside the first rotating shaft (2), a first sliding block (4) is fixedly connected to the surface of the second rotating shaft (3), the second rotating shaft (3) is installed inside a fixed block (5) through a bearing, the surface of the fixed block (5) is abutted to the surface of a limiting block (6), a second sliding block (7) is fixedly connected to the surface of the limiting block (6), a fixed rotating rod (8) is installed inside the limiting block (6) through a bearing, the surface of the fixed rotating rod (8) is abutted to the inner wall of a first fixed frame (9), a connecting rod (10) is fixedly connected to one side of the first fixed frame (9) close to the motor main body (1), a second fixed frame (11) is fixedly connected to the surface of the first rotating shaft (2), and a first limiting pin (12) is inserted inside the second fixed frame (11), and the surface of the first limit pin (12) is fixedly connected with a fixed disc (13), and the side surface of the second fixed frame (11) is inserted with a second limit pin (14).

2. A rotating shaft of an electric motor having a combined mounting structure according to claim 1, wherein: a sliding groove is formed in the first rotating shaft (2), and the sliding groove formed in the first rotating shaft (2) and the first sliding block (4) form a sliding structure.

3. A rotating shaft of an electric motor having a combined mounting structure according to claim 1, wherein: the surface of fixed bull stick (8) is provided with the external screw thread, the through-hole has been seted up to the inside of first fixed frame (9), and the inner wall of through-hole is provided with the internal thread, the external screw thread that fixed bull stick (8) surface set up cooperatees with the internal thread that the through-hole inner wall set up and uses.

4. A rotating shaft of an electric motor having a combined mounting structure according to claim 1, wherein: a sliding groove is formed in the first fixing frame (9), and the sliding groove formed in the first fixing frame (9) and the second sliding block (7) form a sliding type structure.

5. A rotating shaft of an electric motor having a combined mounting structure according to claim 1, wherein: the through-hole has been seted up to the inside of the fixed frame of second (11), and the inner wall of through-hole is provided with the internal thread, the surface of second spacer pin (14) is provided with the external screw thread, the internal thread that the through-hole inner wall set up cooperatees with the external screw thread that second spacer pin (14) surface set up and uses.

6. A rotating shaft of an electric motor having a combined mounting structure according to claim 1, wherein: the surface welding of fixed disk (13) has spring (15), and the one end welding that fixed disk (13) was kept away from in spring (15) has first pivot (2).