CN210344183U

CN210344183U - Pattern disk rotating device and rotating mechanism

Info

Publication number: CN210344183U
Application number: CN201920920719.5U
Authority: CN
Inventors: 梁志远
Original assignee: PR Lighting Ltd
Current assignee: PR Lighting Ltd
Priority date: 2019-06-18
Filing date: 2019-06-18
Publication date: 2020-04-17
Anticipated expiration: 2029-06-18

Abstract

The utility model discloses a pattern dish rotating device and slewing mechanism, pattern dish rotating device, include pivot, pattern dish, follow driving wheel, first bearing group, from driving wheel through first bearing group and pivot swivelling joint, the pattern dish is installed from the driving wheel, first bearing group includes first bearing, first packing ring, second bearing, first bearing includes first inner race, first outer race, the second bearing includes second inner race, second outer race, first packing ring sets up between first inner race and second inner race or between first outer race and second outer race. The pattern disk rotating device can effectively eliminate the axial swing of the pattern disk.

Description

Pattern disk rotating device and rotating mechanism

Technical Field

The utility model relates to a stage lamp field especially relates to a pattern dish rotating device and slewing mechanism.

Background

The pattern disc of the existing stage lamp is fixed on a driven wheel provided with a bearing, and the driven wheel is driven to rotate so as to drive the pattern disc to do circular motion. Therefore, it is desirable to develop a device for eliminating the axial wobble of the pattern disk.

Disclosure of Invention

An object of the utility model is to provide a pattern dish rotating device and slewing mechanism, this pattern dish rotating device can the effectual axial oscillation who eliminates the pattern dish.

The technical scheme is as follows:

the pattern disc rotating device comprises a rotating shaft, a pattern disc, a driven wheel and a first bearing set, wherein the driven wheel is rotatably connected with the rotating shaft through the first bearing set, the pattern disc is installed on the driven wheel, the first bearing set comprises a first bearing, a first gasket and a second bearing, the first bearing comprises a first inner shaft ring and a first outer shaft ring, the second bearing comprises a second inner shaft ring and a second outer shaft ring, and the first gasket is arranged between the first inner shaft ring and the second inner shaft ring or between the first outer shaft ring and the second outer shaft ring.

The pivot includes base, installation axle, the lower extreme of installation axle with the base is connected, first bearing group installs on the installation axle.

Encircle be equipped with annular groove on the surface of installation axle upper end, annular groove with the lower extreme of installation axle forms spacing boss, first bearing group installs on annular groove, the lower terminal surface of first bearing group supports and leans on spacing boss.

The rotating shaft further comprises a clamp spring, an annular clamping groove is formed in the upper end of the outer surface of the annular groove in a surrounding mode, the clamp spring is connected with the annular clamping groove in a matched clamping mode, and the clamp spring abuts against and is clamped on the upper end face of the first bearing group.

The middle of the pattern disc is provided with a clearance through hole, the diameter of the clearance through hole is larger than that of the upper end face of the rotating shaft, and the pattern disc is correspondingly arranged on the driven wheel through the clearance through hole and the rotating shaft.

The pattern disc is further provided with a plurality of first through holes, the first through holes are evenly distributed around the clearance-avoiding through holes, a plurality of screw holes are formed in the upper end face of the driven wheel and correspond to the first through holes, and the screws penetrate through the first through holes and are in threaded connection with the screw holes.

The transmission device also comprises a transmission belt, wherein the transmission belt is wound on the driven wheel and is in transmission connection with the driven wheel.

The inner side surface of the transmission belt is provided with first transmission teeth, the outer side surface of the driven wheel is provided with second transmission teeth, and the transmission belt is in meshed transmission connection with the driven wheel through matching of the first transmission teeth and the second transmission teeth.

Slewing mechanism, including rotation axis, rotator, drive wheel, second bearing group, the drive wheel passes through second bearing group and rotation axis swivelling joint, the rotator is installed on the drive wheel, second bearing group includes third bearing, second packing ring, fourth bearing, the third bearing includes third inner race, third outer race, the fourth bearing includes fourth inner race, fourth outer race, the second packing ring sets up between third inner race and fourth inner race or between third outer race and the fourth outer race.

It should be noted that:

the foregoing references to "first and second …" do not denote any particular quantity or order, but rather are used to distinguish one name from another.

In the description of the present invention, it should be understood that the terms "upper" and "lower" are used as the terms of the orientation or the positional relationship based on the drawings, or the orientation or the positional relationship that the product of the present invention is usually placed when using, or the orientation or the positional relationship that the person skilled in the art usually understands, only for the convenience of describing the present invention and simplifying the description, but not for the indication or the suggestion that the device or the element that is referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore, should not be interpreted as the limitation of the present invention.

The advantages or principles of the invention are explained below:

1. the pattern disc rotating device comprises a rotating shaft, a pattern disc, a driven wheel and a first bearing set, wherein the first bearing set comprises a first bearing, a first gasket and a second bearing, the first gasket is adopted to forcibly eject an inner ring or an outer ring between two bearings to eliminate the play of the bearings, so that the swinging of the pattern disc is eliminated, the axial swinging of the pattern disc can be effectively eliminated, and the imaging jitter of the stage lamp is avoided.

2. The setting of base provides the lower extreme support installation of installation axle for the pivot.

3. The arrangement of the annular groove facilitates the installation of the first bearing group, and the limiting boss is used for supporting the first bearing group, so that the installation of the first bearing group is more stable.

4. The clamp spring is clamped with the annular clamping groove and used for clamping the upper end face of the first bearing group, and the clamp spring is matched with the limiting boss for use, so that the first bearing group is more accurate and stable in installation and positioning.

5. The middle of the pattern disc is provided with a clearance through hole, so that the pattern disc is prevented from being blocked and rubbed by the rotating shaft when rotating.

6. The pattern disc is installed on the upper end face of the driven wheel through the screws, so that the installation is convenient, and the cost is saved.

7. The driving belt is used for driving the driven wheel to rotate, so that the pattern disc is driven to rotate, and the operation is convenient.

8. The transmission belt is matched with the driven wheel through the first transmission teeth and the second transmission teeth and is in meshed transmission connection with the driven wheel, so that the transmission belt drives the driven wheel to rotate more stably.

9. The rotating mechanism comprises a rotating shaft, a rotating body, a driving wheel and a second bearing set, wherein the second bearing set comprises a third bearing, a second gasket and a fourth bearing, the second gasket is forcibly used for jacking an inner ring or an outer ring between the two bearings to eliminate the play of the bearings, so that the swing of the rotating body is eliminated, and the rotating mechanism can effectively eliminate the axial swing when the rotating body rotates.

Drawings

Fig. 1 is a schematic perspective view of a case rotating device according to an embodiment of the present invention.

Fig. 2 is an exploded view of the case rotating device according to the embodiment of the present invention.

Fig. 3 is a sectional view of the first embodiment of the rotating device for a table in the embodiment of the present invention.

Fig. 4 is a sectional view of the first bearing set of the first embodiment of the rotating device of the case table according to the embodiment of the present invention.

Fig. 5 is a sectional view of a second embodiment of the rotating device for a table in an embodiment of the present invention.

Fig. 6 is a sectional view of the first bearing set of the first embodiment of the rotating device for a table in the embodiment of the present invention.

Fig. 7 is a first cross-sectional view of a rotating mechanism according to an embodiment of the present invention.

Fig. 8 is a second cross-sectional view of the rotating mechanism according to the embodiment of the present invention.

Description of reference numerals:

10. the bearing comprises a rotating shaft, 11, a base, 12, a mounting shaft, 121, an annular groove, 1211, an annular clamping groove, 122, a limiting boss, 13, a snap spring, 20, a pattern disc, 21, a clearance through hole, 22, a first through hole, 30, a driven wheel, 31, a screw hole, 32, second transmission teeth, 40, a first bearing set, 41, a first bearing, 411, a first inner shaft ring, 412, a first outer shaft ring, 42, a first gasket, 43, a second bearing, 431, a second inner shaft ring, 432, a second outer shaft ring, 50, a transmission belt, 51, first transmission teeth, 61, a rotating shaft, 62, a rotating body, 63, a driving wheel, 64, a second bearing set, 641, a third bearing, 642, a second gasket, 643 and a fourth bearing.

Detailed Description

The following describes embodiments of the present invention in detail.

As shown in fig. 1 to 2, the pattern disc rotating apparatus includes a rotating shaft 10, a pattern disc 20, a driven wheel 30, and a first bearing set 40, wherein the driven wheel 30 is rotatably connected to the rotating shaft 10 through the first bearing set 40, the pattern disc 20 is mounted on the driven wheel 30, the first bearing set 40 includes a first bearing 41, a first washer 42, and a second bearing 43, the first bearing 41 includes a first inner collar 411 and a first outer collar 412, and the second bearing 43 includes a second inner collar 431 and a second outer collar 432; in the first embodiment, as shown in fig. 3 to 4, the first washer 42 is disposed between the first inner race 411 and the second inner race 431, and in the second embodiment, as shown in fig. 5 to 6, the first washer 42 is disposed between the first outer race 412 and the second outer race 432. The device adopts the first washer 42 to forcibly push the inner ring or the outer ring between the two bearings to eliminate the play of the bearings, thereby eliminating the swing of the pattern disc 20, and the pattern disc rotating device can effectively eliminate the axial swing of the pattern disc 20 and avoid the imaging shake of the stage lamp.

The rotating shaft 10 includes a base 11, a mounting shaft 12 and a clamp spring 13, the lower end of the mounting shaft 12 is connected with the base 11, and the first bearing set 40 is mounted on the mounting shaft 12. The base 11 is arranged to provide a lower end support mounting of the mounting shaft 12 for the rotating shaft 10.

An annular groove 121 is formed in the outer surface of the upper end of the surrounding mounting shaft 12, a limiting boss 122 is formed by the annular groove 121 and the lower end of the mounting shaft 12, the first bearing group 40 is mounted on the annular groove 121, and the lower end face of the first bearing group 40 abuts against the limiting boss 122. The annular groove 121 is convenient for the first bearing set 40 to be mounted, and the limiting boss 122 is used for supporting the first bearing set 40, so that the first bearing set 40 is more stably mounted.

An annular clamping groove 1211 is formed around the upper end of the outer surface of the annular groove 121, and the clamp spring 13 is matched, clamped and connected with the annular clamping groove 1211 and abutted and clamped on the upper end surface of the first bearing set 40. The clamp spring 13 is clamped with the annular clamp slot 1211 and used for clamping the upper end face of the first bearing group 40, and the clamp spring 13 is matched with the limiting boss 122 for use, so that the first bearing group 40 is more accurately and stably installed and positioned.

The middle of the pattern disc 20 is provided with a clearance through hole 21, the diameter of the clearance through hole 21 is larger than that of the upper end surface of the rotating shaft 10, and the pattern disc 20 is correspondingly arranged on the driven wheel 30 through the clearance through hole 21 and the rotating shaft 10. The middle of the pattern disc 20 is provided with a clearance through hole 21, so that the pattern disc 20 is prevented from being blocked and rubbed by the rotating shaft 10 when rotating.

The pattern disc rotating device further comprises a plurality of screws and a transmission belt 50, the pattern disc 20 is further provided with a plurality of first through holes 22, the first through holes 22 are evenly distributed around the clearance through holes 21, the upper end face of the driven wheel 30 is provided with a plurality of screw holes 31, the screw holes 31 correspond to the first through holes 22, and the screws penetrate through the first through holes 22 and are in threaded connection with the screw holes 31. The pattern disc 20 is installed on the upper end face of the driven wheel 30 through screws, so that the installation is convenient, and the cost is saved.

The driving belt 50 is wound around the driven pulley 30 and is in driving connection therewith. The driven wheel 30 is driven by the driving belt 50 to rotate, so as to drive the pattern disc 20 to rotate, and the operation is convenient.

Specifically, the inner side surface of the transmission belt 50 is provided with a first transmission tooth 51, the outer side surface of the driven wheel 30 is provided with a second transmission tooth 32, and the transmission belt 50 is in meshing transmission connection with the driven wheel 30 through matching of the first transmission tooth 51 and the second transmission tooth 32. The transmission belt 50 is in meshed transmission connection with the driven wheel 30 through matching of the first transmission teeth 51 and the second transmission teeth 32, so that the transmission belt 50 drives the driven wheel 30 to rotate more stably.

As shown in fig. 7 to 8, the rotating mechanism includes a rotating shaft 61, a rotating body 62, a driving wheel 63, and a second bearing set 64, the driving wheel 63 is rotatably connected to the rotating shaft 61 through the second bearing set 64, the rotating body 62 is mounted on the driving wheel 63, the second bearing set 64 includes a third bearing 641, a second washer 642, and a fourth bearing 643, the third bearing 641 includes a third inner race and a third outer race, the fourth bearing 643 includes a fourth inner race and a fourth outer race, and the second washer 642 is disposed between the third inner race and the fourth inner race or between the third outer race and the fourth outer race. The second washer 642 is adopted to forcibly push the inner ring or the outer ring between the two bearings to eliminate the play of the bearings, so that the swing of the rotating body 62 is eliminated, and the rotating mechanism can effectively eliminate the axial swing when the rotating body 62 rotates.

The above are only specific embodiments of the present invention, and the protection scope of the present invention is not limited thereby; any replacement and improvement made on the basis of not violating the conception of the utility model belong to the protection scope of the utility model.

Claims

1. The pattern disc rotating device is characterized by comprising a rotating shaft, a pattern disc, a driven wheel and a first bearing set, wherein the driven wheel is rotatably connected with the rotating shaft through the first bearing set, the pattern disc is installed on the driven wheel, the first bearing set comprises a first bearing, a first gasket and a second bearing, the first bearing comprises a first inner shaft ring and a first outer shaft ring, the second bearing comprises a second inner shaft ring and a second outer shaft ring, and the first gasket is arranged between the first inner shaft ring and the second inner shaft ring or between the first outer shaft ring and the second outer shaft ring.

2. The rotating apparatus for a pattern disk according to claim 1, wherein the rotating shaft comprises a base and a mounting shaft, the lower end of the mounting shaft is connected to the base, and the first bearing set is mounted on the mounting shaft.

3. The apparatus according to claim 2, wherein an annular groove is formed on an outer surface around the upper end of the mounting shaft, the annular groove and the lower end of the mounting shaft form a limit boss, the first bearing set is mounted on the annular groove, and the lower end surface of the first bearing set abuts against the limit boss.

4. The rotating device for the pattern plate according to claim 3, wherein the rotating shaft further comprises a snap spring, an annular groove is formed around the upper end of the outer surface of the annular groove, and the snap spring is matched and clamped with the annular groove and abuts against and is clamped on the upper end surface of the first bearing set.

5. The rotating apparatus of any one of claims 1 to 4, wherein a clearance hole is provided in the middle of the pattern plate, the diameter of the clearance hole is larger than the diameter of the upper end surface of the rotating shaft, and the pattern plate is mounted on the driven wheel through the clearance hole corresponding to the rotating shaft.

6. The rotating apparatus for a pattern plate according to claim 5, further comprising a plurality of screws, wherein the pattern plate further comprises a plurality of first through holes, the plurality of first through holes are uniformly distributed around the clearance through holes, the upper end surface of the driven wheel is provided with a plurality of screw holes, the plurality of screw holes correspond to the plurality of first through holes, and each screw passes through each first through hole and is in threaded connection with each screw hole.

7. The apparatus for rotating a patterned disk according to claim 5, further comprising a belt wrapped around and drivingly connected to the driven wheel.

8. The apparatus for rotating a pattern plate as claimed in claim 7, wherein the inner side surface of the transmission belt has a first transmission tooth, the outer side surface of the driven wheel has a second transmission tooth, and the transmission belt is in meshed transmission connection with the driven wheel through matching of the first transmission tooth and the second transmission tooth.

9. The rotating mechanism is characterized by comprising a rotating shaft, a rotating body, a driving wheel and a second bearing group, wherein the driving wheel is rotationally connected with the rotating shaft through the second bearing group, the rotating body is installed on the driving wheel, the second bearing group comprises a third bearing, a second gasket and a fourth bearing, the third bearing comprises a third inner shaft ring and a third outer shaft ring, the fourth bearing comprises a fourth inner shaft ring and a fourth outer shaft ring, and the second gasket is arranged between the third inner shaft ring and the fourth inner shaft ring or between the third outer shaft ring and the fourth outer shaft ring.