CN211830438U

CN211830438U - Damping mounting structure of elastic suspension device for linear oscillation motor

Info

Publication number: CN211830438U
Application number: CN201921658234.XU
Authority: CN
Inventors: 程路
Original assignee: Rizhao China Stirling Technology Co ltd
Current assignee: Rizhao China Stirling Technology Co ltd
Priority date: 2019-09-30
Filing date: 2019-09-30
Publication date: 2020-10-30
Anticipated expiration: 2029-09-30

Abstract

The utility model relates to a damping mounting structure of elastic suspension device for linear oscillation motor for with the external board fixed mounting of suspension device on the fixed cover of linear oscillation motor, it includes the retaining member, this retaining member passes fixed cover and with external board lock solid connection, and this retaining member has the head that is located the fixed cover outside, its characterized in that, be provided with interior damping pad between the medial surface of outer fishplate bar and fixed cover, be provided with outer damping pad between the lateral surface of head and fixed cover, can effectively weaken the vibration that is transmitted to fixed cover by the suspension device; meanwhile, an outer vibration damping pad is arranged between the locking piece and the fixed cover and used for damping the vibration transmitted to the fixed cover by the locking piece; the defects caused by rigid contact in the original mounting structure are overcome, the vibration and the noise of the fixed cover can be simply and effectively weakened, and the service life of a part mounted on the fixed cover is prolonged.

Description

Damping mounting structure of elastic suspension device for linear oscillation motor

Technical Field

The utility model relates to a linkage installation technical field is specifically an elastic suspension's damping mounting structure for linear oscillation motor.

Background

The linear oscillation motor generates a large amount of vibration during operation. In the past, an absorption unit for absorbing mechanical vibration of the linear oscillation motor was provided to the linear oscillation motor itself, but since the vibration absorption unit could not completely absorb the internal vibration, a suspension device for further absorbing vibration on the linear oscillation motor was employed; however, as a result of practice, some of the vibrations are still transmitted to the stationary housing for mounting the linear oscillating motor via the suspension device, which may vibrate the stationary housing, generate noise, and affect the normal operation and service life of the components mounted on the stationary housing.

SUMMERY OF THE UTILITY MODEL

To exist not enough among the prior art, the utility model provides a linear oscillation is damping mounting structure of elastic suspension device for motor, it can effectually weaken and transmit the vibration for fixed cover by suspension device.

In order to solve the technical problem, the utility model discloses a following technical scheme:

the utility model provides a linear oscillation motor is with elasticity linkage's damping mounting structure for with elasticity linkage's external board fixed mounting on linear oscillation motor's fixed cover, it includes the retaining member, this retaining member passes fixed cover and with external board locking connection, and this retaining member has the head that is located the fixed cover outside, be provided with interior damping pad between the medial surface of outer fishplate bar and fixed cover, be provided with outer damping pad between the head of retaining member and the lateral surface of fixed cover.

The technical scheme can be further improved by the following technical measures:

as a further improvement, the fixed cover is provided with a mounting hole, and the locking piece is provided with a rod part passing through the mounting hole; the rod part penetrates through the outer vibration damping pad, the fixing cover and the inner vibration damping pad in sequence and then is fixedly connected with the external connecting plate, so that the external connecting plate and the fixing cover are tightly connected through the inner vibration damping pad, and the head part of the locking part is tightly connected with the fixing cover through the outer vibration damping pad.

As a further improvement, the inner vibration damping pad and the outer vibration damping pad are both flexible rubber pads.

As a further improvement, the locking piece is in threaded connection with the external connecting plate.

As further improvement, interior damping pad and outer damping pad are as an organic whole through a connecting portion connection, be provided with the mounting hole that supplies the retaining member to pass on the fixed cover, connecting portion set up in this mounting hole and the cover establish the periphery at the retaining member.

As a further improvement, the connecting part is cylindrical, and the inner damping pad and the outer damping pad are in a circular sheet shape.

As a further improvement, the inner side of the fixed cover is provided with a plurality of inner damping pads, the outer side of the fixed cover is provided with a plurality of outer damping pads, and the number of the inner damping pads and the number of the outer damping pads are consistent with that of the locking pieces.

As a further improvement, the linear oscillating motor is a stirling motor.

As a further improvement, the elastic suspension device comprises an inner connecting plate, an outer connecting plate and a connecting spring, the inner connecting plate is fixedly connected with the fixed cover of the Stirling motor, and the connecting spring is connected with the inner connecting plate and the outer connecting plate so that the Stirling motor is mounted in the fixed cover in a suspension mode.

Owing to adopted above technical scheme, the utility model discloses following technological effect has:

the utility model adds an inner vibration damping pad between the suspension device and the fixed cover, which can effectively weaken the vibration transmitted to the fixed cover by the suspension device; meanwhile, an outer vibration damping pad is arranged between the locking piece and the fixed cover and used for damping the vibration transmitted to the fixed cover by the locking piece; the defects caused by rigid contact in the original mounting structure are overcome, the vibration and the noise of the fixed cover can be simply and effectively weakened, and the service life of a part mounted on the fixed cover is prolonged.

Drawings

Fig. 1 is a schematic structural diagram 1 of the first embodiment.

Fig. 2 is a schematic structural diagram 2 of the first embodiment.

FIG. 3 is an exploded view of the installation of a suspension according to an embodiment

Fig. 4 is an enlarged schematic view at "a" of fig. 1.

Fig. 5 is a schematic view of a locking member of the embodiment.

FIG. 6 is a schematic view of the connection of the external connection plate and the fixing cover according to the embodiment.

Fig. 7 is a schematic structural view of a second vibration isolator according to the embodiment.

Description of reference numerals:

1. a fixed cover; 2. a linear oscillation motor; 3. an elastic suspension device; 31. an inner connecting plate; 32. a central column; 33. a spring; 34. an outer connecting plate; 4. a vibration isolation member; 41. an inner vibration damping pad; 42. an outer vibration damping pad; 43. a connecting portion; 5. a locking member; 51. a head portion; 52. a stem portion.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the present invention will be described in further detail with reference to the accompanying drawings. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations. 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.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Some embodiments of the present invention will be described in detail below with reference to the accompanying drawings. Features in the embodiments described below may be combined with each other without conflict.

The first embodiment is as follows:

a vibration damping mounting structure of an elastic suspension device 3 for a linear oscillation motor 2 as shown in fig. 1 to 5 for fixedly mounting an external connection plate 34 of a suspension device on a fixed housing 1 of the linear oscillation motor 2, comprising a locking member 5 and a vibration isolating member 4, the locking member 5 passing through the fixed housing 1 and being in locking connection with the external connection plate 34, and the locking member 5 having a head 51 located outside the fixed housing 1; the vibration insulator 4 includes an inner vibration-damping pad 41 provided between the outer joint plate 34 and the inner side surface of the stationary cover 1, and an outer vibration-damping pad 42 provided between the head 51 and the outer side surface of the stationary cover 1.

As shown in fig. 3 and 4, the elastic suspension device 3 comprises an internal connection plate 31, an external connection plate 34 and a connection spring 33, wherein the internal connection plate 31 is fixedly connected with the fixed cover 1 of the stirling motor, and the connection spring 33 connects the internal connection plate 31 and the external connection plate 34 to enable the stirling motor to be mounted in the fixed cover 1 in a suspension mode.

In addition, it should be further noted that the elastic suspension device 3 further includes a limiting plate and a central column 32, the limiting plate is disposed in parallel with the inner connecting plate 31 and the outer connecting plate 34, one surface of the limiting plate abuts against the outer connecting plate 34 and is fixed to the outer connecting plate 34, and the other surface of the limiting plate is connected to the inner connecting plate 31 through the central column 32.

In addition, the number of the elastic suspension devices 3 in the present embodiment to be described is 4, and the 4 elastic suspension devices 3 are circumferentially distributed around the linear oscillation motor 2 to fix the linear oscillation motor 2 inside the fixed cover 1.

In addition, it should be noted that the fixing cover 1 has a mounting hole, and the locking member 5 has a rod 52 passing through the mounting hole; the rod 52 passes through the outer vibration damping pad 42, the fixing cover 1 and the inner vibration damping pad 41 in sequence and then is fixedly connected with the external connecting plate 34, so that the external connecting plate 34 is tightly connected with the fixing cover 1 through the inner vibration damping pad 41, and the head 51 of the locking member 5 is tightly connected with the fixing cover 1 through the outer vibration damping pad 42.

In addition, it should be noted that the locking member 5 in this embodiment is a bolt, and correspondingly, the external connection plate 34 of the elastic suspension device 3 is provided with a threaded hole adapted to the bolt; the diameter of the mounting hole on the fixing cover 1 is larger than the diameter of the rod part 52, so that a clearance gap is formed between the fixing cover 1 and the rod part 52 to prevent the rod part 52 of the locking member 5 from contacting the fixing cover 1, which can effectively prevent the vibration of the locking member 5 from being transmitted to the fixing cover 1.

As shown in fig. 1, 3 and 4, 1 elastic suspension device 3 is fixed on the fixed cover 1 through 2 locking pieces 5 distributed up and down, and 1

inner damping pad

41 and 2 outer damping pads 42 are arranged on 1 elastic suspension device 3; the inner damping pad 41 is a flexible rubber pad covering the whole contact surface of the outer connecting plate 34 and the fixed cover 1, and the outer damping pad 42 is a flexible rubber pad sleeved on the rod part 52 of the locking member 5.

Furthermore, it should be noted that the use of bolts as the locking element 5 for connecting the fixing cap 1 and the elastic suspension device 3 is only a preferred embodiment of the present invention, and in other embodiments, screws may be used as the locking element 5 instead of bolts.

In addition, a gasket is arranged between the head 51 of the bolt 5 and the outer shock pad 42 to prevent the bolt 5 from loosening during the operation of the linear oscillation motor, thereby increasing the structural stability. In the actual installation process, the spacer may be provided separately from or integrally with the bolt 5.

In addition, in this embodiment, the material of the inner damping pad 41 and the outer damping pad 42 is a cushion rubber pad, and in other embodiments, the material may be foam or sponge rubber.

Example two:

as shown in fig. 6 and 7, the present embodiment is substantially the same as the mounting structure of the elastic suspension device 3 in the first embodiment, except that the vibration isolation member 4 is integrally provided and includes an inner damping pad 41, an outer damping pad 42 and a connecting portion 43 connecting the two, the fixing cover 1 is provided with a mounting hole for the fastening member 5 to pass through, and the connecting portion 43 is disposed in the mounting hole and sleeved on the periphery of the fastening member 5.

It should be noted that the connecting portion 43 is cylindrical, the inside of the connecting portion is hollow for the rod portion 52 to pass through, the inner damping pad 41 and the outer damping pad 42 are both disc-shaped, the connecting portion 43 passes through the mounting hole of the fixing cover 1, and both ends of the connecting portion are respectively connected with the inner damping pad 41 and the outer damping pad 42.

It should be noted that the inner damping pad 41, the connecting portion 43 and the outer damping pad 42 are integrally formed by a flexible rubber, and are compressed to pass through the mounting hole of the fixed cover 1 when the elastic suspension device 3 is mounted.

In addition, it should be noted that the inner damping pad 41 and the outer damping pad 42 are disc-shaped, which is only one embodiment of the present embodiment, and in other embodiments, the inner damping pad 41 and the outer damping pad 42 may be square, diamond-shaped, or irregular.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Although more use is made herein of 1. fixed cover; 2. a linear oscillation motor; 3. an elastic suspension device; 31. an inner connecting plate; 32. a central column; 33. a spring; 34. an outer connecting plate; 4. a vibration isolation member; 41. an inner vibration damping pad; 42. an outer vibration damping pad; 43. a connecting portion; 5, locking pieces; 51. a head portion; 52. rod, etc., but does not exclude the possibility of using other terms. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed in a manner that is inconsistent with the spirit of the invention.

Claims

1. The utility model provides a linear oscillation motor is with elasticity linkage's damping mounting structure for with elasticity linkage's external board fixed mounting on linear oscillation motor's fixed cover, it includes the retaining member, this retaining member passes fixed cover and with external board locking connection, and this retaining member has the head that is located the fixed cover outside, a serial communication port, be provided with interior damping pad between the medial surface of outer fishplate bar and fixed cover, be provided with outer damping pad between the head of retaining member and the lateral surface of fixed cover.

2. The vibration damping mounting structure according to claim 1, wherein the fixing cap has a mounting hole therein, and the locking member has a rod portion passing through the mounting hole; the rod part penetrates through the outer vibration damping pad, the fixing cover and the inner vibration damping pad in sequence and then is fixedly connected with the external connecting plate, so that the external connecting plate and the fixing cover are tightly connected through the inner vibration damping pad, and the head part of the locking part is tightly connected with the fixing cover through the outer vibration damping pad.

3. A vibration damping mounting structure according to claim 1 or 2, wherein the inner and outer vibration damping pads are both flexible rubber pads.

4. The vibration damping mounting structure according to claim 1 or 2, wherein the locking member is screwed to the external connection plate.

5. The vibration damping mounting structure according to claim 1, wherein the inner vibration damping pad and the outer vibration damping pad are integrally connected by a connecting portion, the fixing cover is provided with a mounting hole for the fastening member to pass through, and the connecting portion is disposed in the mounting hole and is fitted around the periphery of the fastening member.

6. The vibration damping mounting structure according to claim 5, wherein the connecting portion is cylindrical, and the inner and outer vibration damping pads are disc-shaped.

7. The vibration damping mounting structure according to claim 1, wherein the fixing cap has a plurality of inner vibration damping pads on an inner side thereof and a plurality of outer vibration damping pads on an outer side thereof, and the number of the inner and outer vibration damping pads corresponds to the number of the locking members.

8. The vibration damping mounting structure according to claim 1, wherein the linear oscillation motor is a stirling motor.

9. The vibration damping mounting structure according to claim 8, wherein the elastic suspension device comprises an inner contact plate fixedly connected to the stationary housing of the Stirling motor, an outer contact plate, and a connecting spring connecting the inner contact plate and the outer contact plate to allow the Stirling motor to be mounted in a suspended manner in the stationary housing.