CN218095289U - Foot rest locking mechanism and foot rest thereof - Google Patents
Foot rest locking mechanism and foot rest thereof Download PDFInfo
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- CN218095289U CN218095289U CN202222367455.XU CN202222367455U CN218095289U CN 218095289 U CN218095289 U CN 218095289U CN 202222367455 U CN202222367455 U CN 202222367455U CN 218095289 U CN218095289 U CN 218095289U
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- locking
- push rod
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- braking
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Abstract
The utility model relates to the technical field of photographic equipment accessories, in particular to a foot rest locking mechanism and a foot rest thereof, which comprises a locking base, wherein the middle part of the locking base is rotatably provided with a braking part, the locking base is provided with a pipe hole, a movable groove is arranged in the locking base, a push rod is arranged in the movable groove, and the push rod can horizontally move in the movable groove; one end of the push rod is abutted to the outer wall of the braking piece, a locking piece is arranged at the other end of the push rod, the braking piece is used for driving the locking piece to stretch into or retract out of the pipe hole in the horizontal direction, a reset elastic piece is sleeved on the periphery of one end of the push rod, one end of the reset elastic piece is connected with the push rod, and the other end of the reset elastic piece is connected with the locking base. The utility model has the advantages that the pipe legs can move relatively to the locking base, the structure is novel, the use is flexible and convenient, and the locking effect is improved; the effect of adjusting the maximum bearing of the foot rest is achieved.
Description
Technical Field
The utility model relates to a photographic goods accessory technical field especially indicates a foot rest locking mechanism and foot rest thereof.
Background
The unipod, the common photographic equipment of tripod, it includes a flexible body of rod usually and is used for installing photographic equipment's platform, the realization is supported and is shot, in present photography, the unipod, the tripod is very common photographic equipment, present general unipod, the locking structure of its flexible body of rod of tripod all needs progressively to lock a plurality of joints, loosen a plurality of joints, as publication No. CN209622399U, the patent name is in a tripod supporting leg pipe's technical scheme, under this structure, the length of every supporting leg all needs the segmentation to be adjusted, the multiple operation is inconvenient, the complicated complex operation of extending structure, consequently, need for urgent need a locking mechanical system who is convenient for locking and unblock.
Disclosure of Invention
The utility model discloses problem to prior art provides a foot rest locking mechanism and foot rest thereof, makes things convenient for the piping leg can lock base relative movement relatively, novel structure, use nimble, convenient.
In order to solve the technical problem, the utility model adopts the following technical scheme:
the utility model provides a foot rest locking mechanism, which comprises a locking base, wherein the middle part of the locking base is rotatably provided with a braking part, the locking base is provided with a pipe hole, a movable groove is arranged in the locking base, a push rod is arranged in the movable groove, and the push rod can horizontally move in the movable groove; one end of the push rod is abutted to the outer wall of the braking piece, the other end of the push rod is provided with a locking piece, the braking piece is used for driving the locking piece to stretch into or retract out of the pipe hole in the horizontal direction, a reset elastic piece is sleeved on the periphery of one end of the push rod, one end of the reset elastic piece is connected with the push rod, and the other end of the reset elastic piece is connected with the locking base.
The outer side face of the locking block is provided with a rubber pad, and the contact surface of the rubber pad facing the pipe leg is of an arc structure matched with the pipe leg.
The middle part of the locking base is provided with a braking hole, the braking hole is communicated with the movable groove, a bearing is arranged in the braking hole, and the braking piece is rotatably arranged on the bearing.
Wherein the detent is a cam.
The cam is in an oval shape, and the left end and the right end of the cam and the front end and the rear end of the cam are both provided with plane sections.
The other end of the push rod is provided with a screw portion, the locking block is provided with a screw hole corresponding to the screw portion, the outer peripheral wall of the screw portion is provided with external threads, and internal threads matched with the external threads and connected with the external threads are arranged in the screw hole.
And one end of the push rod is provided with a round ball head or a steel ball, and the round ball head or the steel ball is in sliding butt joint with the outer wall of the braking piece.
The movable groove is horizontally arranged, a containing hole is formed in one side wall, close to the movable groove, of the pipe hole, the locking block is located in the containing hole, and the pipe hole is communicated with the movable groove through the containing hole.
The foot stand locking mechanism further comprises a transmission rod, and the transmission rod is connected with the braking piece.
The brake piece is provided with a connecting hole, and one end of the transmission rod is clamped in the connecting hole.
The outer side wall of the locking block is provided with an adjusting hole, the outer wall of the locking base is provided with a first through hole, and the locking block is exposed out of the first through hole.
The utility model also provides a foot rest, it includes foot rest locking mechanism.
The utility model has the advantages that:
the utility model discloses during operation, order about the arresting member to rotate, when the arresting member was released the push rod to the direction of keeping away from the arresting member, promote the locking piece and stretch into the tube hole and then lock the outside leg in the tube hole, the structure is firm, conveniently after accomplishing the position control of locking base and outside leg, order about the locking piece of the other end of push rod to stretch out the tube hole and lock the leg, the elastic component that resets this moment is opened and is produced deformation; in addition, when the pipe leg needs to be unlocked, the brake is continuously rotated, and the push rod is driven to move towards the direction close to the cam under the elastic action of the reset elastic piece, so that the locking block is separated from the pipe sleeve to realize unlocking, the pipe leg can conveniently move relative to the locking base, and the pipe leg locking device is novel in structure, flexible to use and convenient to use;
the side, facing the pipe legs, of the rubber pad is arc-shaped and is matched with the radian among the pipe legs, so that the contact area between the rubber pad and the pipe legs is largest, the rubber pad is completely and fully contacted, and the locking effect is improved;
wherein, the distance between the locking block and the push rod can be adjusted; after the adjustment, the distance between the locking block and the pipe legs is further adjusted, so that the maximum static friction force between the locking block and the pipe legs is adjusted, the effect of adjusting the maximum bearing of the foot rest is achieved, and the use safety and the stability are improved.
Drawings
Fig. 1 is a schematic structural view of the present invention cooperating with the pipe legs.
Fig. 2 is a cross-sectional view of the present invention in cooperation with the pipe legs.
Fig. 3 is a cross-sectional view of the locking base, the braking member, the push rod and the locking block.
Fig. 4 is an exploded view of the locking base, the braking member, the push rod and the locking block of the present invention.
Fig. 5 is a schematic structural view of the braking member of the present invention.
Fig. 6 is another schematic view of the braking member of the present invention.
Fig. 7 is an exploded view of the structure of the push rod and the locking block of the present invention.
Fig. 8 is a schematic structural view of the lock block of the present invention.
The reference numerals in fig. 1 to 8 include:
1. a locking base; 2. a stopper; 3. a tube hole; 4. a movable groove; 5. a push rod; 6. a locking block; 7. a restoring elastic member; 8. a rubber pad; 9. a brake hole; 10. a bearing; 11. a planar section; 12. a screw section; 13. a screw hole; 14. a spherical head; 15. a hole is formed; 16. a transmission rod; 17. connecting holes; 18. pipe legs; 19. an adjustment hole; 20. a first perforation; 21. and a second perforation.
Detailed Description
In order to facilitate understanding of those skilled in the art, the present invention will be further described with reference to the following examples and drawings, which are not intended to limit the present invention. The present invention is described in detail below with reference to fig. 1-8.
Example 1
The utility model provides a foot rest locking mechanism, includes locking base 1, the middle part of shown locking base 1 rotates and is provided with braking piece 2, locking base 1 is provided with tube hole 3, be provided with movable groove 4 in the locking base 1, the portable push rod 5 that is provided with in the movable groove 4, the one end of push rod 5 and the outer wall butt of braking piece 2, the other end of push rod 5 is provided with locking piece 6, braking piece 2 is used for ordering about locking piece 6 stretches into the tube hole 3, the one end periphery cover of push rod 5 is equipped with the elastic component 7 that resets, and this elastic component 7 that resets is the spring, the one end of elastic component 7 that resets is connected with push rod 5, the other end of elastic component 7 that resets with locking base 1 connects. Specifically, the utility model discloses during operation, order about braking part 2 to rotate, when braking part 2 was released push rod 5 to the direction of keeping away from braking part 2, promote locking piece 6 and stretch into tube hole 3 and then locked outside leg 18 in tube hole 3, the structure is firm, realizes after accomplishing locking base 1 and the position adjustment of outside leg 18, orders about locking piece 6 of the other end of push rod 5 to stretch out tube hole 3 and lock leg 18, and the elastic component 7 that resets this moment is opened and is produced deformation; in addition, when the pipe leg 18 needs to be unlocked, the brake continues to rotate, the push rod 5 is driven to move towards the direction close to the cam under the elastic action of the reset elastic piece 7, the locking block 6 is separated from the pipe sleeve to realize unlocking, the pipe leg 18 can conveniently move relative to the locking base 1, and the pipe leg locking device is novel in structure, flexible to use and convenient to use.
In this embodiment, the outer side surface of the locking piece 6 is provided with a rubber pad 8. Specifically, the rubber pad 8 may be a rubber pad 8 or a silicone pad 8, and is used for abutting and rubbing the tube leg 18, so as to fix the tube leg 18; further preferably, the side of the rubber pad 8 facing the tube legs 18 is arc-shaped and is matched with the radian between the tube legs 18, so that the contact area between the rubber pad 8 and the tube legs 18 is the largest, the contact is completely sufficient, the friction force between the rubber pad and the tube legs is the largest, and the locking effect is the best.
In this embodiment, a braking hole 9 is formed in the middle of the locking base 1, the braking hole 9 is communicated with the movable groove 4, a bearing 10 is arranged in the braking hole 9, and the braking member 2 is rotatably arranged on the bearing 10. In particular, under the arrangement, the fluency and stability of the brake 2 during rotation are improved, and the work is stable and reliable; the foot stand locking mechanism further comprises a transmission rod 16, the transmission rod 16 is connected with the braking part 2, the transmission rod 16 can be fixedly welded or detachably connected with the braking part 2, and synchronization between the transmission rod and the braking part can also be achieved through limiting clamping.
Preferably, the braking member 2 is provided with a connecting hole 17, and one end of the transmission rod 16 is clamped in the connecting hole 17. Specifically, the inner wall of the connecting hole 17 is polygonal, the transmission rod 16 is polygonal and cylindrical, one end of the transmission rod 16 is clamped in the connecting hole 17, so that the transmission rod 16 and the brake member 2 are clamped and fixed, and the transmission rod 16 can drive the brake member 2 to synchronously rotate when rotating, so that the push rod 5 is driven to move.
In this embodiment, the braking member 2 is a cam. The cam is in an oval shape, and the left end and the right end of the cam and the front end and the rear end of the cam are provided with plane sections 11; the movable groove 4 is horizontally arranged, a containing hole 15 is formed in one side wall, close to the movable groove 4, of the pipe hole 3, the locking block 6 is located in the containing hole 15, and the pipe hole 3 is communicated with the movable groove 4 through the containing hole 15. Specifically, when the cam rotates, when the short edge end of the cam abuts against one end of the push rod 5, the push rod 5 drives the push rod 5 to move towards the direction close to the middle of the cam under the action of the reset elastic part 7, so that the locking block 6 retracts into the accommodating hole 15, the pipe leg 18 is unlocked, and the pipe leg 18 can conveniently move relative to the locking base 1; when the long edge end of the cam is abutted against one end of the push rod 5, the push rod 5 is driven to move in the direction away from the cam, so that the locking block 6 extends out of the accommodating hole 15 to the pipe hole 3 and is abutted and locked on the pipe leg 18 through the locking block 6.
Further, under the action of the plane section 11, when the plane section 11 at the short side end of the cam rotates to the right position and abuts against one end of the push rod 5, the locking block 6 keeps retracting into the containing hole 15, and the pipe leg 18 is prevented from moving in the pipe hole 3; in addition, when the plane section 11 of the long edge end of the cam rotates to the right position and abuts against one end of the push rod 5, one end of the push rod 5 can be kept in a plane abutting state, the good matching stability between the cam and the push rod 5 is ensured, and the push rod 5 can drive the locking block 6 to keep abutting and locking the pipe legs.
In this embodiment, the other end of the push rod 5 is provided with a screw portion 12, the locking block 6 is provided with a screw hole 13 corresponding to the screw portion 12, the outer peripheral wall of the screw portion 12 is provided with an external thread, and an internal thread in threaded connection with the external thread in a matching manner is provided in the screw hole 13. Specifically, under this setting, can twist push rod 5 and locking piece 6, can adjust the interval between the other end of push rod 5 and locking piece 6, and then can realize the compensation stroke control of locking piece 6, it is nimble, convenient to use.
The outer side wall of the locking block 6 is provided with an adjusting hole 19, the outer wall of the locking base 1 is provided with a first through hole 20, the locking block 6 is exposed out of the first through hole 20, furthermore, the outer pipe leg 18 is provided with at least one second through hole 21 in a penetrating manner, the first through hole 20 and the second through hole 21 are correspondingly arranged, a user can act on the adjusting hole of the locking block 6 after extending into the first through hole 20 and the second through hole 21 by using a screwdriver externally, and the locking block 6 is screwed to rotate relative to the push rod 5, so that the distance between the locking block 6 and the push rod 5 can be adjusted; after the adjustment, the distance between the locking block 5 and the pipe legs 18 is further adjusted, so that the maximum static friction force between the locking block 5 and the pipe legs 18 is adjusted, the effect of adjusting the maximum bearing of the foot rest is achieved, and the use safety and the stability are improved.
The push rod 5 can be limited in the movable groove 4 in a left-right movable manner, preferably, the push rod 5 is a polygonal column, and the movable groove 4 is matched with the push rod 5, so that the push rod 5 can move left and right in the movable groove 4.
In this embodiment, one end of the push rod 5 is provided with a spherical head 14 or a steel ball, and the spherical head 14 or the steel ball is in sliding abutment with the outer wall of the brake 2. Specifically, with this arrangement, friction between one end of the push rod 5 and the cam can be reduced, wear can be reduced, and long-term use thereof can be ensured.
Example 2
In this embodiment 2, tube holes 3 are disposed on both sides of the locking base 1, movable grooves 4 are disposed on both sides of the locking base 1, the two tube holes 3 are respectively located on both sides of the braking member 2, the two movable grooves 4 are respectively located on both sides of the braking member 2, the push rods 5 are movably disposed in the movable grooves 4, and under the arrangement, one brake can synchronously control the operation of the push rods 5 on both sides, so that the tube legs 18 on both sides can be locked by using the locking blocks 6 connected to the push rods 5 on both sides.
Wherein, the outer wall both sides of locking base 1 all are provided with first perforation 20, conveniently cooperate with the locking piece 6 of locking base 1 interior both sides to make things convenient for the regulation between locking piece 6 and the push rod 5.
Example 3
This embodiment 3 provides a foot rest, including the above-mentioned foot rest locking mechanism.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and although the present invention is disclosed in the above description in terms of preferred embodiments, it is not intended to limit the present invention, and any person skilled in the art will be able to make any changes or modifications to equivalent embodiments without departing from the scope of the present invention, and all the technical solutions of the present invention are within the scope of the present invention.
Claims (10)
1. A foot rest locking mechanism is characterized in that: the locking device comprises a locking base, wherein a braking part is rotatably arranged in the middle of the locking base, the locking base is provided with a pipe hole, a movable groove is formed in the locking base, a push rod is arranged in the movable groove, and the push rod can horizontally move in the movable groove; one end of the push rod is abutted to the outer wall of the braking piece, a locking piece is arranged at the other end of the push rod, the braking piece is used for driving the locking piece to stretch into or retract out of the pipe hole in the horizontal direction, a reset elastic piece is sleeved on the periphery of one end of the push rod, one end of the reset elastic piece is connected with the push rod, and the other end of the reset elastic piece is connected with the locking base.
2. A foot stool locking mechanism according to claim 1, characterized in that: the lateral surface of locking piece is provided with the cushion, the cushion is towards the arc structure of the contact surface of leg looks adaptation with the leg.
3. A foot stool locking mechanism according to claim 1, characterized in that: the middle part of the locking base is provided with a braking hole, the braking hole is communicated with the movable groove, a bearing is arranged in the braking hole, and the braking piece is rotatably arranged on the bearing.
4. A foot stool locking mechanism according to claim 1, characterized in that: the detent is a cam.
5. A horse locking mechanism according to claim 4, characterized in that: the cam is oval, the left and right both ends of cam with the cam is preceding, back both ends all are provided with the plane section.
6. A foot stool locking mechanism according to claim 1, characterized in that: the other end of push rod is provided with screw rod portion, the locking piece be provided with the screw that screw rod portion corresponds, the periphery wall of screw rod portion is provided with the external screw thread, be provided with in the screw with external screw thread fit threaded connection's internal thread.
7. A tripod locking mechanism according to claim 1, wherein: one end of the push rod is provided with a round ball head or a steel ball, and the round ball head or the steel ball is in sliding butt joint with the outer wall of the braking piece.
8. A tripod locking mechanism according to claim 1, wherein: the movable groove is horizontally arranged, a containing hole is formed in one side wall, close to the movable groove, of the pipe hole, the locking block is located in the containing hole, and the pipe hole is communicated with the movable groove through the containing hole.
9. A foot stool locking mechanism according to claim 1, characterized in that: the outer side wall of the locking block is provided with an adjusting hole, the outer wall of the locking base is provided with a first through hole, and the locking block is exposed out of the first through hole.
10. A foot rest is characterized in that: a foot stool locking mechanism as claimed in any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222367455.XU CN218095289U (en) | 2022-09-06 | 2022-09-06 | Foot rest locking mechanism and foot rest thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222367455.XU CN218095289U (en) | 2022-09-06 | 2022-09-06 | Foot rest locking mechanism and foot rest thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218095289U true CN218095289U (en) | 2022-12-20 |
Family
ID=84451852
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222367455.XU Active CN218095289U (en) | 2022-09-06 | 2022-09-06 | Foot rest locking mechanism and foot rest thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218095289U (en) |
-
2022
- 2022-09-06 CN CN202222367455.XU patent/CN218095289U/en active Active
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