CN218162627U - Video conference camera - Google Patents

Abstract

The utility model provides a video conference camera, include: a base; the rotating assembly is arranged on the base; the rotating assembly includes: the bearing comprises a bearing seat, a rotating shaft and at least two bearings, wherein the middle part of the bearing seat comprises a through cavity; each bearing is arranged in the cavity along the axial direction of the bearing seat, and a gasket is arranged between every two adjacent bearings; the gasket is in contact with an inner ring or an outer ring of the bearing; the bearing sleeve is arranged on the rotating shaft. The utility model discloses an add the gasket between adjacent two bearings, can offset the play between the bearing, do the video conference camera provides stable the rotation.

Description

Video conference camera

Technical Field

The utility model relates to a video conference camera technical field, concretely relates to video conference camera.

Background

The video conference camera can meet various requirements of remote project conference, remote training, service communication and the like by utilizing a network, so that a user can carry out interaction of audio, video and data through the network, and the functions of modern office and remote conference based on the network are realized. Fig. 1 is a schematic structural diagram of a video conference camera in the prior art, and as shown in fig. 1, the video conference camera includes a base assembly 10', a U-shaped bracket 20', and a head lens assembly 30'. Fig. 2 is a cross-sectional view of the video conference camera of fig. 1, and as shown in fig. 2, the base assembly 10' includes a base 1' and a rotating shaft assembly, the rotating shaft assembly is disposed in a groove 11' of the base 1', and the rotating shaft assembly includes a rotating shaft 3', a bearing seat 2' and a bearing 4'. The head lens assembly 30' of the video conference camera is horizontally rotated by the rotation shaft 3' of the base assembly 10', and vertically rotated by the vertical rotation bearing 301' and the lens vertical rotation shaft 302 '.

The bearings controlling horizontal rotation and vertical rotation are deep groove ball bearings, and the characteristics of the deep groove ball bearings show that a gap exists between the ball of the bearing and the inner ring and the outer ring, and the gap can be reduced but cannot be eliminated. The two bearings which rotate vertically are distributed on two sides of the lens component, the distance between the bearings is large, and the self play of the bearings has no obvious influence on the stability of the lens. The horizontal rotation assembly adopts a main shaft scheme with double bearings in parallel due to the space and economical limitations of the camera base 1'. As shown in fig. 3, the bearing seat 2', the shaft 3', and the bearing 4 'are all metal parts, although the bearing 4' adopts a corresponding series of bearings with small play, and precise bearing seats and shafts, because the bearing always has play and the bearing size is small, the distance between the fulcrums formed by the double-row parallel deep groove ball bearings is compared with the distance between two bearings which rotate vertically, which can reach about 1.

SUMMERY OF THE UTILITY MODEL

Problem to among the prior art, the utility model aims to provide a video conference camera improves the pivot of video conference camera and rocks the problem.

An embodiment of the utility model provides a video conference camera, include: a base; the rotating assembly is arranged on the base; the rotating assembly includes: the bearing comprises a bearing seat, a rotating shaft and at least two bearings, wherein the middle part of the bearing seat comprises a through cavity; each bearing is arranged in the cavity along the axial direction of the bearing seat, and a gasket is arranged between every two adjacent bearings; the gasket is in contact with an inner ring or an outer ring of the bearing; the bearing and the gasket are sleeved on the rotating shaft; the U-shaped bracket is fixedly connected with the rotating shaft; and the head lens assembly is rotatably connected with the U-shaped support.

In some embodiments, the gasket is a plastic gasket.

In some embodiments, the base is provided with a groove with an opening pointing to the U-shaped bracket, and the rotating assembly is located in the groove.

In some embodiments, the first end of the bearing seat is provided with a first protruding portion, the first protruding portion protrudes in a direction away from a central axis of the groove structure, and the first protruding portion is fixedly connected with the base.

In some embodiments, the rotating shaft includes a top cover and a main shaft, the top cover protrudes toward a central axis direction away from the main shaft relative to the main shaft, the bearing close to the first protruding portion is a first bearing, the top cover abuts against the first bearing, and an outer side wall of the main shaft is fitted to an inner wall of an inner ring of the first bearing.

In some embodiments, the second end of the bearing seat is provided with a second projection projecting in a direction towards the central axis of the groove structure.

In some embodiments, the bearing proximate the second projection is a second bearing, the second bearing interfering with the second projection.

In some embodiments, further comprising a first pressure plate, the first pressure plate abutting the second bearing.

In some embodiments, the pressing device further includes a second pressing plate sleeved on the top cover and fixedly connected to the bearing seat, and the second pressing plate abuts against the first bearing.

In some embodiments, the rotating shaft, the second pressing plate and the bearing seat are plastic structural members.

The utility model provides a video conference camera has following advantage:

the utility model provides a video conference camera, include: a base; the rotating assembly is arranged on the base; the rotating assembly includes: the bearing comprises a bearing seat, a rotating shaft and at least two bearings, wherein the middle part of the bearing seat comprises a through cavity; each bearing is arranged in the cavity along the axial direction of the bearing seat, a gasket is arranged between every two adjacent bearings, and the gasket is in contact with the inner ring or the outer ring of each bearing; the bearing and the gasket are sleeved outside the rotating shaft; the U-shaped bracket is fixedly connected with the rotating shaft; the head lens assembly is rotatably connected with the U-shaped support. Through set up the gasket between two adjacent bearings to and the cooperation size of bearing and the corresponding bearing of axle, offset the play between the bearing, provide even running for the pivot.

Drawings

Other features, objects and advantages of the invention will become more apparent from a reading of the following detailed description of non-limiting embodiments thereof, with reference to the accompanying drawings.

Fig. 1 is a schematic diagram of a video conference camera provided in the prior art;

FIG. 2 is a cross-sectional view of the video conferencing camera of FIG. 1;

FIG. 3 is an enlarged view of a portion of FIG. 2;

fig. 4 is a cross-sectional view of a base unit of a video conference camera according to an embodiment of the present invention;

fig. 5 is an exploded view of a base unit of a video conference camera according to an embodiment of the present invention;

fig. 6 is an enlarged cross-sectional view of a base device of a video conference camera according to an embodiment of the present invention.

Reference numerals are as follows:

10' base assembly

20' U-shaped bracket

30' head lens assembly

301' vertical bearing

302' vertical rotating shaft

1' base

11' groove

2. Bearing seat

21. First convex part

22. Second convex part

3. Rotating shaft

31. Top cover

32. Main shaft

4. Bearing assembly

41. First bearing

411. Inner ring of first bearing

412. Outer ring of first bearing

413. Balls of the first bearing

42. Second bearing

421. Inner ring of second bearing

422. Outer ring of second bearing

423. Balls of second bearing

5. Gasket

6. First pressing plate

7. Second press plate

8. Gap

Detailed Description

Example embodiments will now be described more fully with reference to the accompanying drawings. Example embodiments may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein; rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the concept of example embodiments to those skilled in the art. The same reference numerals in the drawings denote the same or similar structures, and thus their repetitive description will be omitted. In the specification, "or" may mean "and" or ".

For overcoming the problems in the prior art, the utility model provides a camera base device. Fig. 4 is a cross-sectional view of a camera base device according to an embodiment of the present invention; fig. 5 is an exploded view of a camera base device according to an embodiment of the present invention; fig. 6 is an enlarged cross-sectional view of a camera base device according to an embodiment of the present invention. As shown in fig. 4 to 6, the camera mount apparatus includes:

a base (not shown in fig. 4 to 6, base denoted by reference numeral 1' in fig. 2);

the rotating assembly is arranged on the base; the rotating assembly includes: the bearing comprises a bearing seat 2, a rotating shaft 3 and at least two bearings 4, wherein the middle part of the bearing seat 2 comprises a through cavity; each bearing 4 is arranged in the cavity along the axial direction of the bearing seat 2, and a gasket 5 is arranged between every two adjacent bearings 4; the gasket 5 is in contact with the inner ring or the outer ring of the bearing 4; the bearing 4 and the gasket 5 are sleeved outside the rotating shaft 3; a U-shaped bracket (not shown in fig. 4 to 6, and indicated by a reference numeral 20' in fig. 2) fixedly connected to the rotating shaft 3; the head lens assembly (not shown in fig. 4 to 6, and the head lens assembly indicated by the reference numeral 30' in fig. 2) is rotatably connected to the U-shaped bracket. Through increasing the gasket, utilize the toughness of gasket material, pivot and bearing frame to the cooperation size of the bearing width that control bearing frame and pivot correspond offsets the play between the bearing, realizes solving the pivot of video conference camera and rocks the problem.

Preferably, the gasket is a plastic gasket, but the gasket 5 is not limited to a plastic material, and other materials with good toughness can be made into the gasket for use in the rotating assembly.

With reference to fig. 4 to 6, a groove (not shown in fig. 4 to 6, the groove indicated by 11' in fig. 2) is formed on one side of the base, the rotating assembly is located inside the groove, and the shape of the bearing seat 2 of the rotating assembly is adapted to the shape of the groove; but the rotating assembly is not limited to be located inside the groove, and the bearing seat 2 and the base can be fixedly connected. The first end of bearing frame 2 is equipped with first bellying 21, first bellying 21 is along deviating from the direction protrusion of groove structure's center pin, during the equipment, first bellying 21 with base fixed connection. The first bulge part 21 and the base can be fixedly connected through a fixing part; but not limited thereto, in another embodiment, it may be that the base housing and the bearing housing 2 are an integrally formed part; in yet another embodiment, the housing of the base and the bearing seat 2 are fixedly connected by means of adhesion. The fasteners may be screws, pins, etc.

The pivot 3 includes top cap 31 and main shaft 32, top cap 31 for main shaft 32 orientation deviates from the center pin direction protrusion of main shaft 32 is close to the bearing 4 of first bellying 21 is first bearing 41, top cap 31 with first bearing 41 conflicts, the lateral wall of main shaft 32 with the inner wall looks adaptation laminating of the inner circle of first bearing 41. The camera base device further comprises a first pressing plate 6 fixed at one end, far away from the top cover 31, of the main shaft 32, the first pressing plate 6 is abutted to the main shaft, and after the first pressing plate 6 is assembled, the main shaft 32 cannot move along the axial direction of the top cover 31.

A second end of the bearing seat 2 is provided with a second bulge 22, and the second bulge 22 protrudes towards the direction close to the central axis of the groove structure; the bearing close to the second protruding part 22 is a second bearing 42, and after the assembly is completed, the second protruding part 22 abuts against the second bearing.

The camera base device further comprises a second pressing plate 7, the second pressing plate 7 is sleeved outside the top cover 1 and is fixedly connected with the bearing seat 2 through a fixing piece, and the second pressing plate 7 is abutted to the first bearing 41.

Preferably, the rotating shaft 3, the second pressing plate 7 and the bearing seat 2 are plastic structural members, so that the cost of the device can be reduced. If the metal bearing seat, the metal rotating shaft and the metal second pressing plate are adopted, the processing cost caused by the processing precision is increased greatly.

Taking the case of adding a gasket on the inner ring, the realization principle of solving the shaking of the main shaft of the video conference camera is as follows: the gasket 5 is disposed between the inner ring 411 of the first bearing 41 and the inner ring 421 of the second bearing 42, and when the main shaft 32 and the first pressure plate 6 are fixed by screws, the inner ring 411 of the first bearing 41 and the inner ring 421 of the second bearing 42 are fixed in an axially upward position without a fine gap and are immovable, and at this time, the positions of the sides of the balls 413 of the first bearing 41 and the balls 423 of the second bearing 42, which contact the corresponding inner rings, are fixed. And at this time, a gap 8 equal to the thickness of the gasket 5 is formed between the outer ring 412 of the first bearing 41 and the outer ring 422 of the second bearing 42, then the bearing seat 2 and the second pressure plate 7 are fixedly installed in a matched manner, so that the depth of the position where the first bearing 41 and the second bearing 42 are installed is slightly smaller than the thickness of the two bearings 4 with the gasket 5, then screws are locked, at this time, the outer rings of the two bearings 4 are pressed towards the gap 8 caused by the gasket 5, at this time, the pressing of the outer ring 412 of the first bearing 41 and the outer ring 422 of the second bearing 42 causes the balls 413 of the first bearing 41 to move close to the outer ring 412 side of the first bearing 41, when the circumferences of the inner ring 411 of the first bearing 41 and the outer ring 412 of the first bearing 41 are uniform and contact with the balls 413 of the first bearing 41, at this time, the play of the first bearing 41 is cancelled, and the play of the second bearing 42 is cancelled, at this time, and stable operation is provided for the rotating shaft 3. Because the toughness of the plastic is good, the bearing cannot be damaged when the bearing is subjected to extrusion force.

The utility model provides a video conference camera base device has following advantage:

the gasket is arranged between two adjacent bearings, and the matching sizes of the bearings and the shaft corresponding to the bearings offset the clearance between the bearings, so that stable operation is provided for the rotating shaft; the bearing is not easy to damage when being extruded by using the toughness of plastics; the cost advantage of plastics is utilized, and the cost of base device is reduced to plastics pivot, plastics bearing frame and plastics second clamp plate.

The foregoing is a more detailed description of the present invention, taken in conjunction with specific preferred embodiments thereof, and it is not intended that the invention be limited to the specific embodiments thereof. To the utility model belongs to the technical field of ordinary technical personnel, do not deviate from the utility model discloses under the prerequisite of design, can also make a plurality of simple deductions or replacement, all should regard as belonging to the utility model discloses a protection scope.

Claims (10)

1. A video conferencing camera, comprising:

a base;

the rotating assembly is arranged on the base; the rotating assembly includes: the bearing comprises a bearing seat, a rotating shaft and at least two bearings, wherein the middle part of the bearing seat comprises a through cavity; each bearing is arranged in the cavity along the axial direction of the bearing seat, and a gasket is arranged between every two adjacent bearings; the gasket is in contact with an inner ring or an outer ring of the bearing; the bearing and the gasket are sleeved on the rotating shaft;

the U-shaped bracket is fixedly connected with the rotating shaft;

the head lens assembly is rotatably connected with the U-shaped support.

2. The video conferencing camera of claim 1 wherein the gasket is a plastic gasket.

3. The video conference camera of claim 1, wherein said base is provided with a recess having an opening directed toward said U-shaped bracket, said rotating assembly being located in said recess.

4. The video conferencing camera of claim 3, wherein the first end of the bearing mount is provided with a first protrusion that protrudes in a direction away from the central axis of the groove structure, the first protrusion being fixedly connected to the base.

5. The video conference camera according to claim 4, wherein the rotating shaft includes a top cover and a main shaft, the top cover protrudes relative to the main shaft in a direction away from a central axis of the main shaft, the bearing close to the first protruding portion is a first bearing, the top cover abuts against the first bearing, and an outer side wall of the main shaft is fitted to an inner wall of an inner ring of the first bearing.

6. The video conferencing camera of claim 5 wherein the second end of the bearing mount is provided with a second projection projecting in a direction towards the central axis of the recess arrangement.

7. The video conferencing camera of claim 6 wherein the bearing proximate the second projection is a second bearing, the second bearing abutting the second projection.

8. The video conference camera of claim 7, further comprising a first pressure plate that interferes with the second bearing.

9. The video conference camera of claim 8, further comprising a second pressing plate sleeved on the top cover and fixedly connected with the bearing seat, wherein the second pressing plate abuts against the first bearing.

10. The video conference camera of claim 9, wherein said spindle, said second pressure plate, and said bearing mount are plastic structural members.

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