A device for live broadcasting of events

Abstract

The invention discloses a device for live broadcasting of sports events, comprising a tripod and a pan head arranged on the tripod, wherein the pan head comprises a sleeve body, an annular step, a T-shaped sleeve, an elastic retaining ring, a cross, a fixing mechanism and a plurality of rolling bearings, wherein the sleeve body is provided with an annular step, a small diameter section of the T-shaped sleeve is inserted into the annular step, a plurality of balls I are arranged between the lower end of the large diameter section of the T-shaped sleeve and the upper end of the annular step, an elastic retaining ring located below the annular step is arranged on the small diameter section of the T-shaped sleeve, front and rear ends of the cross are both rotatably arranged in the sleeve body through rolling bearings, a camera mounting mechanism is arranged at the upper end of the cross, and a fixing mechanism which can be loosely and tightly fixedly connected to the sleeve body is arranged at the lower end of the cross. Compared with the prior art, the device has small friction, smooth rotation and long service life.

Description

Technical Field

[0001] The invention relates to the technical field of a device for live broadcasting of events. Background Art

[0002] Existing live broadcast equipment for events (such as a tripod with a pan head) is a structure used to adjust the shooting angle of the camera. It is generally divided into ball heads, hydraulic heads, cantilever heads, and three-dimensional heads. Among them, the more common one is the ball head, which is more flexible and quick to adjust the angle.

[0003] The ball head includes an outer cylinder, a sphere inside the cylinder, and a locking structure at the bottom of the sphere; the locking structure usually includes a base with a high center and low sides, a locking ring, and a washer, and the sphere is located on the washer. The base, the locking ring, and the washer are all in surface contact. In actual use, due to the large contact area, high friction, poor rotation feel, and long-term use, the contact surfaces are severely worn, resulting in a short service life. Summary of the invention

[0004] The purpose of the present invention is to solve the problems in the prior art and to provide a device for broadcasting live events, which has low friction, smooth rotation and long service life.

[0005] To achieve the above-mentioned purpose, the present invention proposes a live broadcast device for sports events, comprising a tripod and a pan / tilt mounted on the tripod, the pan / tilt comprising a sleeve, an annular step, a T-shaped sleeve, an elastic retaining ring, a cross, a fixing mechanism and a plurality of rolling bearings, the sleeve being provided with an annular step, a small diameter section of the T-shaped sleeve being inserted into the annular step, a plurality of balls I being provided between the lower end of the large diameter section of the T-shaped sleeve and the upper end of the annular step, an elastic retaining ring being provided on the small diameter section of the T-shaped sleeve and being located below the annular step, the front and rear ends of the cross being rotatably mounted in the sleeve via rolling bearings, the upper end of the cross being provided with a camera mounting mechanism, and the lower end of the cross being provided with a fixing mechanism which can be loosely or tightly fixedly connected to the sleeve.

[0006] Preferably, a raceway I matching with the ball I is provided at the lower end of the large diameter section of the T-shaped sleeve and the upper end of the annular step.

[0007] Preferably, the balls 1 are evenly spaced apart by a retaining frame 1.

[0008] Preferably, an annular body is sleeved on the T-shaped sleeve between the elastic retaining ring and the annular step, and a raceway II is provided at the upper end of the annular body and the lower end of the annular step, and a plurality of balls II are provided between the upper and lower raceways II.

[0009] Preferably, the balls II are evenly spaced apart by a retaining frame II.

[0010] Preferably, the fixing mechanism comprises a connecting rod, a connecting seat and a connecting assembly, the two ends of the connecting rod are respectively hingedly connected to the lower end of the cross and the upper end of the connecting seat, the connecting seat can be loosely or tightly fixedly connected to the sleeve through the connecting assembly, and the diameter of the connecting seat is equal to the inner diameter of the sleeve.

[0011] Preferably, the connecting assembly includes a sliding body, the sleeve is provided with a slot hole matching the sliding body, the upper and lower ends of the sliding body are provided with connecting arms, the rear ends of the connecting arms are provided with hooks, the upper and lower ends of the connecting seat are provided with annular portions for the hooks to be hooked, the front end of the sliding body is provided with a screw rod I, and the screw rod I is provided with a hand-tightened nut pressed against the outer surface of the sleeve.

[0012] Preferably, the rear end of the cross extends backward through the T-shaped sleeve and is provided with a handle.

[0013] Preferably, the camera mounting mechanism includes a base, a groove is provided at the upper end of the base, a fixing seat is provided in the groove, a mounting platform is provided at the upper end of the fixing seat, a screw II connected to the camera is provided on the mounting platform, and two sliding sleeves are provided on the base for fixing the mounting platform in the groove, the two sliding sleeves are respectively located on both sides of the mounting platform, and the sliding sleeves are provided with positioning pieces for fixed connection with the base.

[0014] Preferably, the positioning member is a magnet, and the positioning member is arranged on the inner side of the rear end of the sliding sleeve. The rear end of the base is provided with a sliding groove that matches the positioning member, and the sliding groove is provided with an attracted body that is fixedly connected to the magnet by attraction.

[0015] Beneficial effects of the present invention: the present invention is achieved by inserting a small diameter section of a T-shaped sleeve into the annular step, arranging a plurality of balls I between the lower end of the large diameter section of the T-shaped sleeve and the upper end of the annular step, and providing an elastic retaining ring located below the annular step on the small diameter section of the T-shaped sleeve. The front and rear ends of the cross are rotatably arranged in the sleeve body through rolling bearings, the upper end of the cross is provided with a camera mounting mechanism, and the lower end of the cross is provided with a fixing mechanism that can be loosely and tightly fixed to the sleeve body. The present application uses rolling friction during the universal rotation adjustment process. Compared with the prior art, the present invention has low friction, smooth rotation and long service life.

[0016] The fixing mechanism is used to maintain the current adjustment angle of the pan / tilt head, and has a simple structure and is easy to use.

[0017] The camera mounting mechanism is used for mounting the camera, can facilitate the disassembly and assembly of the camera, and has a simple structure and good reliability.

[0018] The features and advantages of the present invention will be described in detail through embodiments in conjunction with the accompanying drawings. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a structural schematic diagram of a device for live broadcasting of events of the present invention;

[0020] Figure 2 It is a schematic diagram of the cross-sectional structure of the gimbal;

[0021] Figure 3 is a top view of the camera mounting mechanism.

[0022] In the figure: 1-tripod, 2-pan head, 21-sleeve, 22-annular step, 23-T-shaped sleeve, 24-ball I, 25-elastic retaining ring, 26-cross, 27-fixing mechanism, 28-rolling bearing, 29-camera mounting mechanism, 210-raceway I, 211-annular body, 212-raceway II, 213-ball II, 214-cage I, 215-cage II, 216-slot hole, 2 17-handle, 271-connecting rod, 272-connecting seat, 273-connecting assembly, 2731-sliding body, 2732-connecting arm, 2733-hook, 2734-screw I, 2735-hand nut, 290-positioning piece, 291-base, 292-groove, 293-fixed seat, 294-mounting table, 295-screw II, 296-sleeve, 297-slide groove, 298-attracted body. DETAILED DESCRIPTION

[0023] See also Figure 1 , Figure 2 and Figure 3The present invention discloses a live broadcasting device for sports events, comprising a tripod 1 and a pan / tilt head 2 arranged on the tripod 1, wherein the pan / tilt head 2 comprises a sleeve body 21, an annular step 22, a T-shaped sleeve 23, an elastic retaining ring 25, a cross 26, a fixing mechanism 27 and a plurality of rolling bearings 28. The sleeve body 21 is provided with an annular step 22, a small diameter section of the T-shaped sleeve 23 is inserted into the annular step 22, a plurality of balls 124 are arranged between the lower end of the large diameter section of the T-shaped sleeve 23 and the upper end of the annular step 22, an elastic retaining ring 25 located below the annular step 22 is arranged on the small diameter section of the T-shaped sleeve 23, front and rear ends of the cross 26 are rotatably arranged in the sleeve body 21 through rolling bearings 28, and a camera mounting mechanism 29 is arranged at the upper end of the cross 26, The lower end of the cross 26 is provided with a fixing mechanism 27 which can be loosely and tightly fixedly connected to the sleeve body 21, the lower end of the large diameter section of the T-shaped sleeve 23 and the upper end of the annular step 22 are both provided with a raceway I210 which matches the ball I24, and the ball I24 is evenly spaced by the retaining frame I214, and the T-shaped sleeve 23 between the elastic retaining ring 25 and the annular step 22 is sleeved with an annular body 211, and the upper end of the annular body 211 and the lower end of the annular step 22 are both provided with a raceway II212, and a plurality of balls II213 are provided between the upper and lower raceways II212, and the balls II213 are evenly spaced by the retaining frame II215, and the fixing mechanism 27 includes a connecting rod 271, a connecting seat 272 and a connecting assembly 273 The two ends of the connecting rod 271 are respectively hingedly connected to the lower end of the cross 26 and the upper end of the connecting seat 272. The connecting seat 272 can be loosely and fixedly connected to the sleeve 21 through a connecting component 273. The diameter of the connecting seat 272 is equal to the inner diameter of the sleeve 21. The connecting component 273 includes a sliding body 2731. The sleeve 21 is provided with a slot 216 that matches the sliding body 2731. The upper and lower ends of the sliding body 2731 are provided with connecting arms 2732. The rear ends of the connecting arms 2732 are provided with hooks 2733. The upper and lower ends of the connecting seat 272 are provided with annular portions 274 for the hooks 2733 to be hooked. The front end of the sliding body 2731 is provided with a screw rod 12734. The screw rod 12734 A hand-tightened nut 2735 is provided on the upper side of the sleeve 21, the rear end of the cross 26 extends backward through the T-shaped sleeve 23 and is provided with a handle 217, the camera mounting mechanism 29 includes a base 291, the upper end of the base 291 is provided with a groove 292, a fixing seat 293 is provided in the groove 292, a mounting platform 294 is provided at the upper end of the fixing seat 293, a screw II295 connected to the camera is provided on the mounting platform 294, two sliding sleeves 296 for fixing the mounting platform 294 in the groove 292 are provided on the base 291, the two sliding sleeves 296 are respectively located on both sides of the mounting platform 294, and the sliding sleeves 296 are provided with positioning pieces 290 for fixed connection with the base 291,The positioning member 290 is a magnet, and is disposed on the inner side of the rear end of the sliding sleeve 296. The rear end of the base 291 is provided with a slide groove 297 that matches the positioning member 290. The slide groove 297 is provided with an attracted body 298 that is fixedly connected to the magnet.

[0024] Working process of the present invention:

[0025] During the operation of the live broadcast device for events of the present invention, when adjusting the angle, one hand holds the handle 217, and the other hand loosens the hand nut 2735, and then the handle 217 can be manually turned to adjust the angle. After the adjustment is completed, the hand nut 2735 can be tightened.

[0026] When rotating horizontally, the handle 217 is pulled to drive the cross 26 to rotate horizontally, the cross 26 drives the sleeve 21 to rotate through the rolling bearing 28, the upper end of the cross 26 drives the camera installation mechanism 29 to rotate, and the lower end of the cross 26 drives the connecting seat 272 to rotate through the connecting rod 271. When rotating vertically, the handle 217 is pulled to drive the cross 26 to rotate vertically, the upper end of the cross 26 drives the camera installation mechanism 29 to rotate, and the lower end of the cross 26 drives the connecting seat 272 to move up or down through the connecting rod 271.

[0027] The above embodiments are intended to illustrate the present invention, not to limit the present invention. Any solution that is a simple transformation of the present invention belongs to the protection scope of the present invention.

Claims

1. A device for broadcasting a live event, characterized in that: The invention comprises a tripod (1) and a pan head (2) arranged on the tripod (1), wherein the pan head (2) comprises a sleeve body (21), an annular step (22), a T-shaped sleeve (23), an elastic retaining ring (25), a cross (26), a fixing mechanism (27) and a plurality of rolling bearings (28), wherein the sleeve body (21) is provided with an annular step (22), a small diameter section of the T-shaped sleeve (23) is inserted into the annular step (22), a plurality of balls I (24) are arranged between the lower end of the large diameter section of the T-shaped sleeve (23) and the upper end of the annular step (22), and a ball bearing (24) is arranged on the small diameter section of the T-shaped sleeve (23) located on the annular step (2 2) an elastic retaining ring (25) at the bottom, the front and rear ends of the cross (26) are rotatably arranged in the sleeve (21) through rolling bearings (28), the rolling bearings (28) are arranged on the inner wall of the T-shaped sleeve (23), the upper end of the cross (26) is provided with a camera mounting mechanism (29), the lower end of the cross (26) is provided with a fixing mechanism (27) that can be loosely and tightly fixedly connected to the sleeve (21), the fixing mechanism (27) includes a connecting rod (271), a connecting seat (272) and a connecting assembly (273), the two ends of the connecting rod (271) are respectively connected to the lower end of the cross (26) and the connecting seat ( The upper end of the connecting seat (272) is hingedly connected to the sleeve (21), the connecting seat (272) is connected to the sleeve (21) in a loose and fixed manner through a connecting assembly (273), the connecting seat (272) is arranged in the sleeve (21), the diameter of the connecting seat (272) is equal to the inner diameter of the sleeve (21), the connecting assembly (273) comprises a sliding body (2731), the sleeve (21) is provided with a slot (216) matching the sliding body (2731), the upper and lower ends of the sliding body (2731) are provided with connecting arms (2732), the rear ends of the connecting arms (2732) are provided with hooks (2733), the connecting seat The upper and lower ends of (272) are provided with annular portions (274) for the hook head (2733) to hook, the front end of the sliding body (2731) is provided with a screw rod I (2734), and the screw rod I (2734) is provided with a hand-tightened nut (2735) pressed against the outer surface of the sleeve body (21), the connecting seat (272) can be rotated relative to the connecting assembly (273) to achieve lateral angle adjustment of the camera mounting mechanism (29), and the connecting seat (272) slides in the sleeve body (21) as the connecting assembly (273) slides up and down in the slot (216) to achieve longitudinal angle adjustment of the camera mounting mechanism (29).

2. A live broadcasting device for an event as claimed in claim 1, characterized in that: The lower end of the large diameter section of the T-shaped sleeve (23) and the upper end of the annular step (22) are both provided with a raceway I (210) matching with the ball I (24).

3. A live broadcasting device for an event as claimed in claim 2, characterized in that: The balls I (24) are evenly spaced apart by a retaining frame I (214).

4. The live broadcast device of an event as claimed in claim 1, characterized in that: An annular body (211) is sleeved on the T-shaped sleeve (23) between the elastic retaining ring (25) and the annular step (22), a raceway II (212) is provided at the upper end of the annular body (211) and the lower end of the annular step (22), and a plurality of balls II (213) are provided between the upper and lower raceways II (212).

5. A live broadcasting device for an event as claimed in claim 4, characterized in that: The balls II (213) are evenly spaced apart by a retaining frame II (215).

6. The device for broadcasting a live event as claimed in claim 1, characterized in that: The rear end of the cross (26) extends backward through the T-shaped sleeve (23) and is provided with a handle (217).

7. The live broadcasting device for an event as claimed in claim 1, characterized in that: The camera mounting mechanism (29) comprises a base (291), the upper end of the base (291) being provided with a groove (292), the groove (292) being provided with a fixing seat (293), the upper end of the fixing seat (293) being provided with a mounting platform (294), the mounting platform (294) being provided with a screw rod II (295) connected to the camera, the base (291) being provided with two sliding sleeves (296) for fixing the mounting platform (294) in the groove (292), the two sliding sleeves (296) being respectively located on two sides of the mounting platform (294), and the sliding sleeves (296) being provided with positioning members (290) for being fixedly connected to the base (291).

8. The device for broadcasting a live event as claimed in claim 7, characterized in that: The positioning member (290) is a magnet. The positioning member (290) is arranged on the inner side of the rear end of the sliding sleeve (296). The rear end of the base (291) is provided with a sliding groove (297) that matches the positioning member (290). The sliding groove (297) is provided with an attracted body (298) that is fixedly connected to the magnet by attraction.

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