CN211321109U

CN211321109U - Motor fixing device that shock attenuation nature is good

Info

Publication number: CN211321109U
Application number: CN201922453211.1U
Authority: CN
Inventors: 陆宝富
Original assignee: Jiangsu King Power Technology Co ltd
Current assignee: Jiangsu King Power Technology Co ltd
Priority date: 2019-12-31
Filing date: 2019-12-31
Publication date: 2020-08-21
Anticipated expiration: 2029-12-31

Abstract

The utility model discloses a motor fixing device that shock attenuation nature is good, including top cap, bottom plate, connect the damping spring of top cap and bottom plate, set up the buffer beam on the bottom plate for fixed mounting's mounting hole. The top cover comprises a top plate, a sleeve arranged below the top plate, a pressing plate fixedly connected inside the sleeve, a plurality of supporting rods for connecting the upper end surface of the pressing plate and the lower surface of the top plate, a plurality of limiting holes arranged on the lower surface of the top plate outside the sleeve, and mounting holes arranged on four corners of the top plate; the buffer rod comprises a bottom rod, a top rod and a buffer spring for connecting the bottom rod and the top rod; the upper end of the ejector rod is provided with a positioning head; the vibration of the motor can be relieved, and the potential rollover hazard caused by the shift of the center of gravity of the motor can be reduced.

Description

Motor fixing device that shock attenuation nature is good

Technical Field

The utility model belongs to motor accessory field, concretely relates to motor fixing device that shock attenuation nature is good.

Background

The motor is a device for converting electric energy into mechanical energy, and utilizes a stator winding to generate a rotating magnetic field and act on a rotor to form magnetoelectric power rotating torque. The motor is applied to various fields of information processing, sound equipment, automobile electrical equipment, national defense, aerospace, industrial and agricultural production and daily life. In the use, the motor operation can produce great vibrations, if do not add shock mitigation system among the fixing device, the system will produce resonance low frequency noise, and light then influence uses and experiences, and heavy then destroys the motor body, causes the production accident. In general, this can be solved by padding a stiff paper sheet between the bracket and the spacer, and although this method can temporarily solve the problem of shock absorption, it is not an effective method for solving the problem of fixing the motor.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a motor fixing device that shock attenuation nature is good can alleviate motor vibrations and reduce the motor focus skew and the hidden danger of turning on one's side that produces.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a motor fixing device that shock attenuation nature is good, includes the top cap, the bottom plate, connects the damping spring of top cap and bottom plate, sets up the buffer beam on the bottom plate for fixed mounting's mounting hole. The top cap includes the roof, sets up in the sleeve of roof below, and fixed connection is in the inside clamp plate of sleeve, connects a plurality of bracing piece of clamp plate up end and roof lower surface, sets up in a plurality of spacing holes of sleeve outside roof lower surface, sets up the mounting hole on four angles of roof. The bottom plate includes the spacing groove ring that is used for joint sleeve bottom and sets up the mounting hole on four angles of bottom plate. The upper part of the damping spring is fixedly connected with the lower surface of the pressing plate, and the lower part of the damping spring is fixedly connected with the upper surface of the bottom plate. The buffer rod is arranged outside the limit groove ring; the buffer rod comprises a bottom rod, a top rod and a buffer spring for connecting the bottom rod and the top rod; the upper end of the ejector rod is provided with a positioning head; the positioning head is matched with the limiting hole in the top plate; the lower end of the buffer spring is fixedly connected with the top surface of the bottom rod, and the upper end of the buffer spring is fixedly connected with the bottom surface of the ejector rod; the bottom surface of the bottom rod is fixedly connected with the upper surface of the bottom plate.

Preferably, the top cover is square; the bottom plate is square.

Preferably, the sleeve is of a horn-mouth-shaped circular tube structure, and the diameter of the fixed end of the sleeve and the top plate is larger than that of the other end of the fixed end of the sleeve and the top plate

Preferably, the cross section of the limiting hole is a right trapezoid, and the limiting holes are arranged in a circle.

Preferably, the cross section of the positioning head is a right trapezoid, and the buffer rods are arranged in a circle.

Preferably, the limiting hole is slightly larger than the positioning head.

Preferably, the damping springs are symmetrically arranged in 2 groups, and each group comprises 3 damping springs.

The utility model discloses a technological effect and advantage: this motor fixing device that shock attenuation nature is good, can effectively solve the vibrations problem when the motor is dismantled and normal operation, be equipped with damping spring between clamp plate and the bottom plate, shock attenuation effect about realizing when keeping motor balance, a plurality of buffer beam of fixed connection on the bottom plate, through the shock absorber absorption left and right sides axle vibrations, the stability of damping top cap when damping spring is in the compression attitude can effectively be guaranteed in the spacing hole of the spacing groove ring of bottom plate and roof, the hidden danger of turning on one's side that produces because of the skew of motor focus can not appear, thereby the safety in utilization of device can promote.

Drawings

Fig. 1 is a cross-sectional view of the present invention;

fig. 2 is a top view of the bottom plate of the present invention;

fig. 3 is a cross-sectional view of the utility model after being pressed.

In the figure: 100-top cover, 101-top plate, 102-sleeve, 103-support rod, 104-pressure plate, 105-limiting hole, 200-bottom plate, 201-limiting groove ring, 300-damping spring, 400-buffer rod, 401-top rod, 402-buffer spring, 403-bottom rod, 404-positioning head, 500-mounting hole

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.

The utility model provides a motor fixing device that shock attenuation nature is good as shown in fig. 1-3, including top cap 100, bottom plate 200, the damping spring 300 of connecting top cap 100 and bottom plate 200, set up buffer beam 400 on bottom plate 200. The top cover 100 is square; the top cover 100 comprises a top plate 101, a sleeve 102 arranged below the top plate 101, a pressing plate 104 fixedly connected to the inside of the sleeve 102, a plurality of supporting rods 103 connecting the upper end surface of the pressing plate 104 and the lower surface of the top plate 101, a plurality of limiting holes 105 arranged on the lower surface of the top plate 101 outside the sleeve 102, and mounting holes 500 arranged at four corners of the top plate 101; the sleeve 102 is a horn-mouth-shaped circular tube structure, and the diameter of the fixed end of the sleeve 102 and the top plate 101 is larger than that of the other end. The cross section of the limiting hole 105 is a right trapezoid, and the limiting holes 105 are arranged in a circle. The mounting hole 500 on the top plate 101 is used for mounting a motor;

as shown in fig. 1-2, the base plate 200 is square; the bottom plate 200 comprises a limiting groove ring 201 for clamping the bottom end of the sleeve 102 and mounting holes 500 arranged at four corners of the bottom plate 200.

The limiting groove ring 201 is matched with the sleeve 102 for use, and when the motor is fixed, the sleeve 102 is pressed into the limiting groove ring 201 by the gravity of the motor. The mounting hole 500 of the base plate 200 is used to fix the fixing device to the ground.

As shown in fig. 1-2, the upper part of the damping spring 300 is fixedly connected with the lower surface of the pressure plate 104, and the lower part is fixedly connected with the upper surface of the bottom plate 200; the damping springs 300 are symmetrically arranged in 2 groups, and each group comprises 3 damping springs. The buffer rod 400 is arranged outside the limit groove ring 201; the buffer rod 400 comprises a bottom rod 403, a top rod 401 and a buffer spring 402 connecting the bottom rod 403 and the top rod 401; the upper end of the ejector rod 401 is provided with a positioning head 404; the cross section of the positioning head 404 is a right trapezoid, and the buffer rods 400 are arranged in a circle; the positioning head 404 is matched with the limiting hole 105 in the top plate 101; the limiting hole 105 is slightly larger than the positioning head 404; the lower end of the buffer spring 402 is fixedly connected with the top surface of the bottom rod 403, and the upper end of the buffer spring is fixedly connected with the bottom surface of the top rod 401; the bottom surface of the bottom rod 403 is fixedly connected with the upper surface of the bottom plate 200, and the buffer rod 400 is matched with the damping spring 300 to damp the motor.

The working principle is as follows: when the motor is not installed above the top plate 101, the buffer spring 402 and the damping spring 300 are both in a free state; when the motor is placed above the top plate 101, the damping spring 300 deforms under the action of the gravity of the motor and enters a compression state, and the damping spring 300 supports the pressure plate 104, so that the top plate 101 is decelerated through the pressure plate 104 to achieve a damping effect; when the top cover 100 begins to fall, the sleeve 102 is in contact with the ejector rod 401, and the buffer spring 402 is stressed to deform so as to decelerate the top cover 100 and realize a damping function, and moreover, the buffer rod 400 can limit the moving range of the top cover 100 to ensure that the top cover 100 cannot turn over; after the top cover 100 is completely stabilized, the sleeve 102 is inserted into the limiting groove ring 201, the positioning head 404 is inserted into the limiting hole 105, and the whole top cover 100 is locked at the moment, so that resonance is generated in the top cover 100 along with vibration of the motor when the motor operates, the motor is fixed while the damping function is achieved, and subsequent operation safety is guaranteed.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a motor fixing device that shock attenuation nature is good which characterized in that: comprises a top cover (100), a bottom plate (200), a damping spring (300) connecting the top cover (100) and the bottom plate (200), and a buffer rod (400) arranged on the bottom plate (200); the top cover (100) comprises a top plate (101), a sleeve (102) arranged below the top plate (101), a pressing plate (104) fixedly connected inside the sleeve (102), a plurality of supporting rods (103) connected with the upper end surface of the pressing plate (104) and the lower surface of the top plate (101), a plurality of limiting holes (105) arranged on the lower surface of the top plate (101) outside the sleeve (102), and mounting holes (500) arranged on four corners of the top plate (101); the diameter of the fixed end of the sleeve (102) and the top plate (101) is larger than that of the other end;

the bottom plate (200) comprises a limiting groove ring (201) used for clamping the bottom end of the sleeve (102) and mounting holes (500) arranged at four corners of the bottom plate (200);

the upper part of the damping spring (300) is fixedly connected with the lower surface of the pressure plate (104), and the lower part of the damping spring is fixedly connected with the upper surface of the bottom plate (200); the buffer rod (400) is arranged on the outer side of the limiting groove ring (201); the buffer rod (400) comprises a bottom rod (403), a top rod (401) and a buffer spring (402) which is connected with the bottom rod (403) and the top rod (401); the upper end of the ejector rod (401) is provided with a positioning head (404); the positioning head (404) is matched with a limiting hole (105) in the top plate (101), the lower end of the buffer spring (402) is fixedly connected with the top surface of the bottom rod (403), and the upper end of the buffer spring is fixedly connected with the bottom surface of the top rod (401); the bottom surface of the bottom rod (403) is fixedly connected with the upper surface of the bottom plate (200).

2. The good-shock-absorbing motor fixing device according to claim 1, wherein: the sleeve (102) is of a horn-mouth-shaped circular tube structure.

3. The good-shock-absorbing motor fixing device according to claim 1, wherein: the cross section of the limiting hole (105) is a right trapezoid, and the limiting holes (105) are circularly arranged; the section of the positioning head (404) is a right trapezoid, and the buffer rods (400) are arranged in a circle; the limiting hole (105) is slightly larger than the positioning head (404).

4. The good-shock-absorbing motor fixing device according to claim 1, wherein: the top cover (100) is square; the bottom plate (200) is square.

5. The good-shock-absorbing motor fixing device according to claim 1, wherein: the damping springs (300) are symmetrically arranged in 2 groups, and each group is provided with 3 damping springs.