QUICK CONNECTION HANDLE FOR PHOTOGRAPHIC EQUIPMENT AND PHOTOGRAPHIC EQUIPMENT ASSEMBLY

• US 20200081325A1
• Filed: 10/25/2019
• Published: 03/12/2020
• Est. Priority Date: 09/12/2018
• Status: Active Application

• Current Assignee: Zhongshan Dashan Photographic Equipment Co., Ltd.
• Original Assignee: Zhongshan Dashan Photographic Equipment Co., Ltd.
• Inventors: ZHU, XIHUA
• Granted Patent: US 10,845,679 B2
• Time in Patent Office: Days
• CPC Class Codes: F16M 11/041 Allowing quick release of the apparatus
• CPC Class Codes: F16M 11/08 around a vertical axis , e.g. panoramic heads F16M11/12 takes precedence
• CPC Class Codes: F16M 11/16 Details concerning attachment of head-supporting legs, with or without actuation of locking members thereof
• CPC Class Codes: F16M 11/32 Undercarriages for supports with three or more telescoping legs
• CPC Class Codes: F16M 2200/028 by positive interaction, e.g. male-female connections
• CPC Class Codes: G03B 17/561 Support related camera accessories

Abstract

The present invention relates to a quick connection handle for photographic equipment comprising a mounting base, a locking component provided in the mounting base and a connecting base connected to the mount base; and the locking component is movable in the mounting base, a through hole is provided in the mounting base through which a screw bolt having an external thread passes, the locking component comprises a locking block, a spring abutting against the locking block and a button, the spring and the button urge the locking block towards different directions, a locking chamber is in the locking block communicating with the through hole of the mounting base, and the locking chamber comprises an internal thread section and a non-threaded section locating at opposite sides, and the spring abuts against an end of the locking block adjacent to the internal thread section.

Claims

1. A quick connection handle for photographic equipment, comprising:

a mounting base;

a locking component provided in the mounting base; and

a connecting base connected to the mount base;

wherein the locking component is movable in the mounting base, a through hole is provided in a center of the mounting base through which a screw bolt having an external thread passes, the locking component comprises a locking block, a spring abutting against the locking block and a button, the spring is configured to urge the locking block towards a first direction and the button is configured to urge the locking block towards a second direction opposite to the first direction, a locking chamber is provided in the locking block communicating with the through hole of the mounting base, and the locking chamber comprises an internal thread section and a non-threaded section which locate at opposite sides, and the spring abuts against an end of the locking block adjacent to the internal thread section.

2. The quick connection handle for photographic equipment according to claim 1, wherein a cross-section of the locking chamber transverse to its extending direction is substantial D shaped.

3. The quick connection handle for photographic equipment according to claim 1, wherein an inner diameter of the internal thread section is less than a width of the non-threaded section measured in a direction transverse to an extending direction of the locking chamber.

4. The quick connection handle for photographic equipment according to claim 1, wherein axes of the locking block, the spring and the button are substantially parallel to each other.

5. The quick connection handle for photographic equipment according to claim 1, wherein a height of the thread of the internal thread section gradually decreases to the non-threaded section.

6. The quick connection handle for photographic equipment according to claim 1, wherein a side wall of the internal thread section is arc-shaped with a central angle not more than 180°

.

7. The quick connection handle for photographic equipment according to claim 1, wherein the mounting base comprises a first limit portion for accommodating the locking block, a second limit portion for receiving the button and a third limit portion for installing the spring.

8. The quick connection handle for photographic equipment according to claim 1, wherein the locking block is provided with a receiving groove at one end for receiving the spring.

9. The quick connection handle for photographic equipment according to claim 1, wherein the locking block is provided with a fixing portion at one side for fastening the button.

10. A photographic equipment assembly, comprising:

a camera stand comprising a bowl base;

a bowl placed on the bowl base; and

a quick connection handle according to claim 1.