CN220706962U

CN220706962U - Bracket capable of quickly adjusting height for underwater photography or illumination

Info

Publication number: CN220706962U
Application number: CN202320593963.1U
Authority: CN
Inventors: 黄永权
Original assignee: U Buddy Technology Ltd
Current assignee: U Buddy Technology Ltd
Priority date: 2023-03-23
Filing date: 2023-03-23
Publication date: 2024-04-02
Anticipated expiration: 2033-03-23

Abstract

The utility model provides a but swift height-adjusting's support for photography or illumination under water, this support is equipped with along circumferencial direction symmetric distribution's three can open and shut, telescopic supporting leg, and the upper end of each supporting leg is connected with the adjustment subassembly that opens and shuts, and this adjustment subassembly that opens and shuts one end is fixed to the equipment connection pad, each supporting leg includes main part and the flexible portion that can remove relative main part is equipped with radial flexible adjustment subassembly near the lower extreme main part, when pressing this flexible adjustment subassembly, can with the flexible portion of supporting leg by stretch out in the main part or retract main part. The utility model is suitable for underwater operation and use, the height of the support can be adjusted by only pressing the adjusting switch, and the underwater operation is convenient and quick.

Description

Bracket capable of quickly adjusting height for underwater photography or illumination

Technical Field

The utility model relates to a bracket for photography or illumination, in particular to a bracket for underwater photography or illumination, which can be used for underwater and can be used for quickly adjusting the height.

Background

The photographing apparatus has a stand for supporting and fixing the apparatus in addition to a camera and a video camera. Such supports for ground use are well known, such as tripod supports for use in general, which allow the height of the support to be adjusted. Such a floor stand is usually formed by connecting a plurality of circular tubes having different diameters, and is fixed by a plurality of buckles provided at the outside. Such a stand can only be used on the ground, but cannot be used under water. The existing underwater photography or illumination support is fixed in height, the non-adjustability of the existing underwater photography or illumination support greatly limits the convenience and operability of underwater use, and the difficulty of underwater photography is increased.

Disclosure of Invention

The utility model aims to solve the problems and provide the underwater photography or lighting bracket which is suitable for underwater operation and use, can adjust the height of the bracket only by pressing the adjusting switch, and can be conveniently and quickly operated under water.

In order to achieve the above object, the present utility model provides a stand for underwater photography or illumination, which is capable of rapidly adjusting a height, the stand is provided with three retractable and telescopic support legs distributed at 120-degree intervals along a circumferential direction, an upper end of each support leg is connected with a retractable adjustment assembly, one end of each retractable adjustment assembly is fixed to an equipment connecting disc, each support leg comprises a main body part and a telescopic part capable of moving relative to the main body part, a radial retractable adjustment assembly is arranged at a lower end of the main body part, and when the retractable adjustment assembly is pressed down, the telescopic part of the support leg can be extended out of or retracted into the main body part.

The main part of supporting leg is the U-shaped strip massive body that the opening was down, main part top is equipped with the spliced pole, this spliced pole upper end with the regulation subassembly that opens and shuts is connected, main part inboard is equipped with supplies the flexible portion slides flexible U-shaped spout, main part lower part outside is equipped with the concave part of holding flexible regulation subassembly.

The upper part is equipped with the spring groove in the concave part of main part, and the middle part is equipped with the upper connection ear seat and the lower connection ear seat of integrated into one piece in top and bottom in the concave part, and the lower part is equipped with regulating switch spacing hole in the concave part.

The telescopic part of supporting leg is with the corresponding bar cubic of U-shaped spout shape of main part, and this telescopic part both sides are equipped with the recess that the flexible regulation subassembly lateral part of holding was used, are equipped with a plurality of spacing holes along length direction interval on the telescopic part, and a plurality of spacing holes extend to the opposite side recess from the recess of one side, and telescopic part lower extreme is equipped with operating portion.

The opening and closing adjusting assembly comprises an adjusting sleeve, an adjusting nut, a screw rod, a fixing base and a pressure spring, wherein the adjusting sleeve is integrally formed at the upper end of the main body part of the supporting leg through the connecting column, a screw hole and a first spring hole are axially formed in the upper end of the main body part, the adjusting nut and the fixing base are respectively connected to two sides of the adjusting sleeve through the screw rod penetrating the adjusting nut and the fixing base, the fixing base is fixed at the lower part of the equipment connecting disc, a conical fluted disc meshed with each other is arranged on the end faces of the opposite sides of the fixing base and the adjusting sleeve, and the pressure spring is arranged in the first spring hole.

The telescopic adjusting assembly comprises an adjusting switch, a limiting column, a pivot and a return spring, wherein the middle part of the adjusting switch is hinged with the main body part of the supporting leg through the pivot, the inner side of the upper end of the adjusting switch is provided with the return spring connected with the main body part of the supporting leg, the inner side of the lower end of the adjusting switch is provided with the limiting column matched with the limiting hole on the telescopic part of the supporting leg, and the limiting column at the lower end of the adjusting switch can be outwards ejected out of the limiting hole of the main body part when the upper end of the adjusting switch is pressed down, so that the main body part of the supporting leg and the telescopic part are released from limiting; when the upper end of the regulating switch is loosened, the lower end of the regulating switch moves inwards under the action of the reset spring, so that the limiting column enters the limiting hole to limit.

The regulating switch is a bar-shaped block, a button is arranged on the outer side of the upper end of the regulating switch, a second spring hole is arranged on the inner side of the button, a reset spring is arranged in the second spring hole, the other end of the reset spring is inserted into a spring groove in a concave part of the supporting leg main body part, a pivot lug seat with a pivot hole is arranged on the inner side of the middle part of the regulating switch, the pivot lug seat is arranged between an upper connecting lug seat and a lower connecting lug seat in the concave part, and the regulating switch is rotatably connected with the supporting leg main body part through a pivot shaft penetrating through pivot holes of the upper connecting lug seat, the pivot lug seat and the lower connecting lug seat.

The middle section of the pivot is a smooth surface without threads, and two ends of the pivot are provided with threads, and the two ends of the pivot are in threaded connection with the upper side wall and the lower side wall of the concave part of the main body part of the supporting leg.

The limit column is a T-shaped limit column formed by a columnar limit part and a screw rod part with the diameter smaller than that of the columnar limit part, and the screw rod part is in threaded connection with the inner side of the regulating switch.

The operation part of the telescopic part is a spherical handle which is integrally formed at the lower end of the telescopic part of the supporting leg.

The utility model effectively solves the problem that the existing underwater bracket cannot be adjusted in height. The height of the support can be adjusted at will according to the shooting requirement, the operation mode is simple and quick, a user can push or pull the telescopic part of the support leg through the handle by only pressing the adjusting switch on the support leg, and the support can be positioned at the required height by loosening the adjusting switch after the height is adjusted. The utility model can greatly improve the adjusting efficiency of the bracket height, and the adjusting process can be completed in a few seconds, so that the utility model is very suitable for being used in underwater photography.

Drawings

Fig. 1 is a perspective view of the overall structure of the present utility model.

Fig. 2 is an exploded perspective view of the present utility model.

Fig. 3 is an exploded perspective view of the support leg assembly of the present utility model.

Fig. 4 is a cross-sectional view of the structure of the stent of the present utility model adjusted to its maximum height.

Fig. 5 is a perspective view showing a use state in which the stand of the present utility model is adjusted to a maximum height.

Detailed Description

The following examples are further illustrative and explanatory of the present utility model and are not intended to be limiting thereof.

Referring to fig. 1 and 2, the bracket for underwater photography or illumination capable of rapidly adjusting the height of the present utility model comprises a supporting leg 10, an opening and closing adjusting assembly 20, an equipment connecting disc 30 and a telescopic adjusting assembly 40, which can be used for underwater photography or illumination, and the height of the bracket can be conveniently and rapidly adjusted under water to adapt to the photographing requirement.

As shown in fig. 1 and 2, the bracket of the present utility model is provided with three support legs which are circumferentially spaced apart by 120 degrees, and the upper end of each support leg 10 is connected with an opening and closing adjusting assembly 20, and one end of the opening and closing adjusting assembly 20 is fixed to an equipment connection pad 30. As shown in fig. 2 and 3, each of the support legs 10 includes a main body 11 and a telescopic portion 12, and the main body 11 is movably connected to the telescopic portion 12. The main body 11 of the supporting leg is a U-shaped bar block with downward opening, the top of the main body is provided with a connecting column 111 integrated with the main body, and the upper end of the connecting column 111 is connected with the opening and closing adjusting assembly 20. As shown in fig. 3, a U-shaped chute 112 is provided inside the main body 11, and is configured to allow the telescopic portion 12 to slide up and down therein. An inwardly concave recess 113 for accommodating the telescopic adjustment assembly is provided on the lower outer side of the main body 11. A spring groove 114 is provided in the upper portion of the recess 113. The middle part in the concave part is provided with an upper connecting ear seat 115 and a lower connecting ear seat 116, and the upper connecting ear seat 115 and the lower connecting ear seat 116 are integrally formed at the top and the bottom of the concave part 113 and are used for connecting the telescopic adjusting assembly 40. An adjusting switch limiting hole 117 is arranged at the lower part in the concave part and is used for limiting the telescopic part 12 in cooperation with an adjusting switch. The telescopic part 12 of the supporting leg is a bar-shaped block corresponding to the U-shaped chute 112 of the main body part in shape, and the upper end of the telescopic part is arc-shaped. Grooves 121 are provided on both sides of the telescopic portion 12 for receiving the side portions of the telescopic adjusting assembly. The telescopic part 12 is provided with a plurality of transverse limiting holes 122 at intervals along the length direction, and the limiting holes 122 extend from the groove 121 on one side to the groove on the other side and are used for limiting the telescopic length of the telescopic part 12 in cooperation with the limiting column 42 of the telescopic adjusting assembly. An operation portion 123 is provided at the lower end of the telescopic portion, and the operation portion 123 is a ball-shaped handle integrally formed at the lower end of the telescopic portion 12 of the support leg, and the telescopic portion 12 can be pulled out or retracted from the main body portion 11 by holding the operation portion 123 when the adjustment switch 41 is pressed.

As shown in fig. 2 to 4, an opening/closing adjusting unit 20 for controlling the opening/closing angle of each support leg 10 is connected to the upper end of each support leg 10. The opening and closing adjusting assembly 20 comprises three groups of adjusting sleeves 21, adjusting nuts 22, a screw 23, a fixing seat 24 and a pressure spring 25. The three adjusting sleeves 21 are integrally formed at the upper ends of the main body 11 of the supporting legs through the connecting posts 111, and can synchronously rotate along with the main body 11. The adjusting sleeve 21 is provided with a first spring hole 211 and a screw hole 212 along the axial direction for installing the spring 25 and the screw 23. The screw 23 passes through the adjusting nut 22, the fixing seat 24 and the adjusting sleeve 21 respectively, and the adjusting nut 22 and the fixing seat 24 are connected to two sides of the adjusting sleeve 21 respectively in a threaded manner. As shown in fig. 2, screw holes are provided at the upper ends of the three fixing seats 24, which are respectively fixed to the lower portions of the device connection pads 30 by bolts. The device connection disc 30 is a circular disc-shaped body, which is used for fixing devices such as cameras, video cameras and the like, and can also be used for fixing lighting devices through extension arms. A pressure spring 25 is installed in the first spring hole 211, and is used for helping to control the adjustment amplitude when the adjustment nut 22 is loosened to adjust the folding angle of the support leg. The opposite side end surfaces of the fixing seat 24 and the adjusting sleeve 21 are provided with mutually meshed conical fluted discs 241 and 213 which are used for conveniently controlling the adjusting amplitude because a part of the teeth is still in a meshed state when the adjusting nut 22 is loosened to adjust the opening and closing angle of the supporting leg.

As shown in fig. 4, when the support leg is opened and closed, the adjustment nuts 22 are first unscrewed, then the three support legs 10 are rotated inward or outward to adjust to a desired angle, and then the adjustment nuts 22 are screwed.

As shown in fig. 2 to 4, a radial expansion/contraction adjusting unit 40 for adjusting the height of the bracket by changing the length of each support leg 10 is provided at the lower end of the main body 11. The telescopic adjustment assembly 40 includes an adjustment switch 41, a limit post 42, a pivot 43, and a return spring 44. The adjusting switch 41 is a bar-shaped block, a protruding round button 411 is arranged on the outer side of the upper end of the adjusting switch, a second spring hole 412 is arranged on the inner side of the button, a reset spring 44 is arranged in the second spring hole 412, the other end of the reset spring 44 is inserted into a spring groove 114 in a concave part of the main body part of the supporting leg, and when the height of the bracket is adjusted and the adjusting switch 41 is released, the reset spring 44 enables a limit post 42 at the other end of the adjusting switch to enter a limit hole 122 on the telescopic part of the supporting leg to limit through the elasticity of the reset spring 44. The inner side of the middle part of the regulating switch is provided with a pivot lug 413 with a pivot hole, the pivot lug 413 is arranged between the upper connecting lug 115 and the lower connecting lug 116 in the concave part, and the regulating switch 41 is rotatably connected with the supporting leg main body part 11 through a pivot 43 penetrating through the pivot holes of the upper connecting lug 115, the pivot lug 413 and the lower connecting lug 116, so that the upper end and the lower end of the regulating switch 41 can rotate by taking the pivot 43 as the center. The middle section of the pivot shaft 43 is a smooth surface without threads, and both ends of the pivot shaft 43 are threaded, and both ends of the pivot shaft 43 are in threaded connection with the upper and lower side walls of the recess 113 of the support leg body. A limit post 42 is provided inside the lower end of the adjusting switch 41, the limit post 42 is a T-shaped limit post composed of a columnar limit portion 421 and a screw portion 422 having a smaller diameter than the columnar limit portion, and the screw portion 422 is screwed inside the adjusting switch 41. The limiting post 42 cooperates with a limiting hole 122 on the telescoping support leg to limit the telescoping support leg.

As shown in fig. 4, the adjusting switch 41 can make the limit post 42 at the lower end pop out of the limit hole 122 of the main body part when the upper end is pressed down, so that the main body part 11 of the supporting leg is released from the telescopic part 12. When the upper end of the regulating switch 41 is released, the lower end of the regulating switch moves inwards under the action of the elastic force of the return spring 44, so that the limiting post 42 enters the limiting hole 122 to limit. Fig. 1 shows the state of the stand at the minimum height, and fig. 4 and 5 show the state of the stand when the stand is adjusted to the maximum height. The telescopic part 12 of the supporting leg is provided with a plurality of regulating switch limiting holes 117 from top to bottom, so that the height of the bracket can be regulated at will when in use, thereby greatly facilitating the operation of the photographing device by a diving photographer.

Although the present utility model has been disclosed by the above embodiments, the scope of the present utility model is not limited thereto, and modifications, substitutions, etc. made to the above components will fall within the scope of the claims of the present utility model without departing from the spirit of the present utility model.

Claims

1. But swift height-adjusting's support for photography or illumination under water, characterized in that, this support is equipped with three can open and shut, telescopic supporting leg (10) of following the 120 degrees distributions of circumferencial direction interval, and the upper end of each supporting leg (10) is connected with and opens and shuts adjustment subassembly (20), and the one end of this opening and shutting adjustment subassembly (20) is fixed to equipment connection dish (30), each supporting leg (10) include main part (11) and can relative main part movable telescopic part (12) main part (11) are equipped with radial telescopic adjustment subassembly (40) near the lower extreme, when pressing this telescopic adjustment subassembly (40), can with telescopic part (12) of supporting leg by in main part (11) stretch out or withdraw.

2. The underwater photography or lighting bracket capable of quickly adjusting the height according to claim 1, wherein the main body part (11) of the supporting leg is a U-shaped bar block body with a downward opening, a connecting column (111) is arranged at the top of the main body part (11), the upper end part of the connecting column (111) is connected with the opening and closing adjusting assembly (20), a U-shaped chute (112) for sliding and stretching the telescopic part (12) is arranged at the inner side of the main body part (11), and a concave part (113) for accommodating the telescopic adjusting assembly is arranged at the outer side of the lower part of the main body part (11).

3. The underwater photography or lighting stand capable of quickly adjusting the height according to claim 2, wherein a spring groove (114) is provided at the upper part in the concave part (113) of the main body part, an upper connection ear seat (115) and a lower connection ear seat (116) integrally formed at the top and the bottom are provided at the middle part in the concave part, and an adjusting switch limiting hole (117) is provided at the lower part in the concave part.

4. The underwater photography or lighting bracket capable of quickly adjusting the height according to claim 2, wherein the telescopic part (12) of the supporting leg is a bar-shaped block corresponding to the U-shaped chute (112) of the main body part, grooves (121) for accommodating the side parts of the telescopic adjusting assembly are arranged on two sides of the telescopic part (12), a plurality of limiting holes (122) are arranged on the telescopic part (12) at intervals along the length direction, the plurality of limiting holes (122) extend from the groove (121) on one side to the groove on the other side, and an operating part (123) is arranged at the lower end of the telescopic part.

5. The bracket for underwater photography or lighting capable of quickly adjusting the height according to claim 2, wherein the opening and closing adjusting assembly (20) comprises an adjusting sleeve (21), an adjusting nut (22), a screw (23), a fixing seat (24) and a pressure spring (25), the adjusting sleeve (21) is integrally formed at the upper end of the main body part (11) of the supporting leg through the connecting column (111), a screw hole (212) and a first spring hole (211) are axially arranged on the adjusting sleeve, the adjusting nut (22) and the fixing seat (24) are respectively connected to two sides of the adjusting sleeve (21) through the screw (23) penetrating through the adjusting nut, the fixing seat (24) is fixed at the lower part of the equipment connecting disc (30), mutually meshed conical fluted discs (241, 213) are arranged on opposite side end faces of the fixing seat (24) and the adjusting sleeve (21), and the pressure spring (25) is arranged in the first spring hole (211).

6. The bracket for underwater photography or lighting capable of quickly adjusting the height according to claim 1, wherein the telescopic adjusting assembly (40) comprises an adjusting switch (41), a limiting post (42), a pivot (43) and a return spring (44), the middle part of the adjusting switch (41) is hinged with the main body part (11) of the supporting leg through the pivot (43), the inner side of the upper end of the adjusting switch (41) is provided with the return spring (44) connected with the main body part (11) of the supporting leg, the inner side of the lower end of the adjusting switch is provided with the limiting post (42) matched with the limiting hole (122) on the telescopic part of the supporting leg, and the limiting post (42) at the lower end of the adjusting switch (41) can be outwards popped out of the limiting hole (122) of the main body part when the upper end of the adjusting switch is pressed, so that the main body part (11) of the supporting leg is released from the telescopic part (12); when the upper end of the regulating switch (41) is loosened, the lower end of the regulating switch moves inwards under the action of the reset spring (44), so that the limiting column (42) enters the limiting hole (122) to limit.

7. The bracket for underwater photography or lighting capable of quickly adjusting the height according to claim 6, wherein the adjusting switch (41) is a bar-shaped block, a button (411) is arranged at the outer side of the upper end of the adjusting switch, a second spring hole (412) is arranged at the inner side of the button, a return spring (44) is arranged in the second spring hole (412), the other end of the return spring (44) is inserted into a spring groove (114) in a concave part of the supporting leg main body part, a pivot lug seat (413) with a pivot hole is arranged at the inner side of the middle part of the adjusting switch, the pivot lug seat (413) is arranged between an upper connecting lug seat (115) and a lower connecting lug seat (116) in the concave part, and the adjusting switch (41) is rotatably connected with the supporting leg main body part (11) through a pivot shaft (43) penetrating through the pivot lug seat (115), the pivot lug seat (413) and the pivot lug seat (116).

8. The underwater photographing or lighting stand capable of quickly adjusting the height as claimed in claim 6, wherein the middle section of the pivot shaft (43) is a smooth surface without threads, both ends of the pivot shaft (43) are threaded, and both ends of the pivot shaft are threaded with upper and lower side walls of the recess (113) of the supporting leg body.

9. The underwater photographing or lighting stand capable of quickly adjusting the height according to claim 6, wherein the limit post (42) is a T-shaped limit post composed of a column limit portion (421) and a screw portion (422) having a smaller diameter than the column limit portion, and the screw portion (422) is screw-coupled to the inside of the adjusting switch (41).

10. The underwater photographing or lighting stand capable of quickly adjusting the height according to claim 2, wherein the operating part (123) of the telescopic part is a ball-shaped handle integrally formed at the lower end of the telescopic part (12) of the support leg.