CN221279121U - Shooting calandria foot rest locking device - Google Patents

Abstract

The utility model relates to the technical field of shooting equipment, in particular to a shooting calandria foot rest locking device, which comprises three cutting seats and three groups of shooting calandria arranged outside the three cutting seats, wherein the shooting calandria comprises an upper connecting piece rotationally connected with the three cutting seats, two first sections fixedly connected with the bottoms of the upper connecting pieces, two lower connecting pieces fixedly connected with the bottoms of the first sections, two second sections penetrating through the lower connecting pieces and in sliding connection, and a third section penetrating through the lower connecting pieces and in sliding connection; the product only needs to stir the plate buckle, can lock the first section, the second section and the third section, and limit the relative motion among the three sections, so that the three sections of shooting calandria are fast fixed, and a user can quickly fix the height after adjusting the height of the three cutting seats, and the product is simple to operate and convenient to use.

Description

Shooting calandria foot rest locking device

Technical Field

The utility model relates to the technical field of shooting equipment, in particular to a shooting calandria foot rest locking device.

Background

Tripod is a support for stabilizing a camera to achieve certain photographic effects, and positioning of the tripod is important. Generally, people often neglect the importance of a tripod when taking pictures by using a digital camera, and in practice, the shooting of pictures often leaves no help of the tripod, such as star-track shooting, running water shooting, night scene shooting, macro shooting and the like.

When shooting calandria on tripod among the prior art is adjusting shooting height, only need pulling shooting calandria can the fast adjustment height, prevent its shrink under the effect of self gravity through frictional force, nevertheless when external careless applys effort to it, its easy change height leads to adjusting shooting height and need readjusting.

The above information disclosed in the background section is only for enhancement of understanding of the background of the disclosure and therefore it may include information that does not form the prior art that is already known to a person of ordinary skill in the art.

Disclosure of utility model

The utility model aims to design a shooting calandria foot rest locking device which is not easy to change the height of a three-cutting seat when the shooting height is regulated and is subjected to external applied force, and ensures the fixed shooting height, so as to solve the defects in the technology.

In order to achieve the above object, the present utility model provides the following technical solutions: the shooting calandria foot rest locking device comprises three cutting seats and three groups of shooting calandria arranged outside the three cutting seats, wherein the shooting calandria comprises an upper connecting piece rotationally connected with the three cutting seats, two first sections fixedly connected with the bottoms of the upper connecting pieces, two lower connecting pieces fixedly connected with the bottoms of the first sections, two second sections penetrating through the lower connecting pieces and in sliding connection, and a third section penetrating through the lower connecting pieces and in sliding connection, calandria upper joints penetrated by the first sections are fixedly arranged at the tops of the second sections, upper row locking plates are movably connected to the backs of the upper row joints, plate buckles are rotationally connected to the side walls of the upper row joints, transmission pieces capable of driving the upper row locking plates to radially move are arranged between the plate buckles and the upper row locking plates, the transmission pieces can be driven by stirring the plate buckles to enable the upper row locking plates to clamp the first sections, and relative movement between the first sections and the second sections is limited;

The inside transverse sliding connection of calandria top connection has horizontal guide block, the inside sliding connection of calandria top connection has the vertical guide block of horizontal guide block complex with still, vertical guide block bottom fixedly connected with runs through the second festival and with second festival sliding connection's transmission pull rod, the vertical guide block of lower row is installed to transmission pull rod bottom, second festival bottom fixedly connected with drain pan, the third festival runs through the drain pan and with drain pan sliding connection, the inside transverse sliding connection of drain pan has the lower row latch segment with vertical guide block complex of lower row, promote horizontal guide block when the board is detained and drive vertical guide block and reciprocate, drive vertical guide block of lower row and reciprocate down through the transmission pull rod, thereby drive lower row latch segment extrusion third pole outer wall and produce frictional force, restrict the relative movement between second festival and the third festival.

Preferably, the transverse guide block comprises a first block transversely sliding in the pipe upper joint, and a first triangular block fixedly connected with one side of the vertical guide block, the vertical guide block comprises a second block vertically sliding in the pipe upper joint, and a second triangular block fixedly connected with one side of the second block, opposite sides of the first triangular block and the second triangular block are provided with mutually matched inclined planes, and when the first triangular block is close to the second triangular block, the second triangular block can rise under the action of the mutually matched inclined planes.

Preferably, the horizontal guide block comprises a first block which transversely slides in the pipe upper joint, and a first triangular block which is close to one side of the vertical guide block and fixedly connected with the first block, the vertical guide block comprises a second block which vertically slides in the pipe upper joint, and a second triangular block which is close to one side of the horizontal guide block and fixedly connected with the second block, a downward inclined surface is formed on one side of the first triangular block, a matched upward inclined surface is formed on one side of the second triangular block, and when the first triangular block is close to the second triangular block, the second triangular block can rise under the action of the mutually matched inclined surfaces.

Preferably, the transmission piece comprises a pin shaft penetrating through the upper row locking plate and the first piece, and in threaded connection with the end part of the screw, and a guide groove formed in the upper joint of the calandria, the pin shaft penetrates through the guide groove and is in sliding connection with the guide groove, and the pin shaft is in rotary connection with the plate buckle.

Preferably, the plate buckle comprises a cam rotationally connected with the pin shaft and a poking plate fixedly connected with one side of the cam, wherein the side face of the cam is attached to the side wall of the transverse guide block, when the cam rotates, the distance between a contact line formed by contact of the transverse guide block and the cam and the central axis of the pin shaft is gradually increased, and when the cam pushes the transverse guide block to be far away, the screw is pulled through the pin shaft, so that the upper row of locking plates are attached to the first section to generate friction force.

Preferably, a groove is formed in one side, which is attached to the cam, of the first block, and the outer surface of the cam is attached to the inner wall of the groove to generate line contact;

The groove is convenient for the cam to be always attached to the first block when rotating.

Preferably, a compression plate fixedly connected with the upper joint of the calandria is arranged between the upper joint of the calandria and the upper locking plate, a first spring is fixedly connected between the compression plate and the upper locking plate, and a second spring is fixedly connected between the compression plate and the first block;

The first spring and the second spring play a role in resetting.

Preferably, one side of the lower row of vertical guide blocks, which is close to the lower row of locking blocks, is provided with an upward inclined surface, one side of the lower row of locking blocks, which is close to the lower row of vertical guide blocks, is provided with a downward inclined surface, and one side of the lower row of locking blocks, which is close to the third section, is provided with a contact surface matched with the surface shape of the third section;

When the lower row of vertical guide blocks ascend, transverse acting force can be applied to the lower row of locking blocks through the cooperation between the two contacted inclined planes.

Preferably, a long bolt penetrates through the lower row of vertical guide blocks, and the end part of the long bolt is in threaded connection with the bottom end of the transmission pull rod;

the distance between the transmission pull rod and the lower row of vertical guide blocks can be increased by unscrewing the long bolts, and the height of the lower row of vertical guide blocks required to rise for applying transverse acting force to the lower row of locking blocks is increased, so that the locking stroke is adjusted.

Preferably, the top surface of the upper joint of the calandria is detachably provided with a cover plate, and the shape of the cover plate is matched with the shape of the horizontal section of the vertical guide block;

the cover plate is conveniently opened, and the vertical guide block and the transmission pull rod are taken down.

Preferably, the top end of the third section is fixedly connected with a clamping block, and two ends of the clamping block are respectively attached to the peripheral surfaces of the two second sections;

The latch may provide a guiding action when the third section is moved between the second sections at the top of the third section.

In the technical scheme, the utility model has the technical effects and advantages that:

1. The product can lock the first section, the second section and the third section by only poking the plate buckle, and restrict the relative movement among the three sections, thereby rapidly fixing the three sections of shooting calandria, facilitating the rapid height fixing of a user after the height of the three cutting seats is adjusted, and having simple operation and convenient use;

2. When the height of the product needs to be adjusted, the relative height among the first section, the second section and the third section can be adjusted by pulling the plate buckle, the plate buckle can be fastened after the adjustment is finished, and after the three sections of shooting calandria are locked, the plate buckle is difficult to relatively displace under the action of external force, so that the shooting height is stable.

Drawings

For a clearer description of embodiments of the present utility model or technical solutions in the prior art, the drawings that are needed in the embodiments will be briefly described, and it is obvious that the drawings in the following description are only some embodiments described in the present utility model, and other drawings may be obtained according to these drawings for a person having ordinary skill in the art.

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of the surface structure of the upper joint of the gauntlet according to the present utility model;

FIG. 3 is a schematic view of a pipe rack upper joint removal plate fastener of the present utility model;

FIG. 4 is a schematic illustration of the removal of a header in a gauntlet of the present utility model;

FIG. 5 is a first view of the upper row locking plate of the present utility model connected to a driving member;

FIG. 6 is a second view of the upper row locking plate of the present utility model connected to a driving member;

FIG. 7 is a cross-sectional view of an upper header of the present utility model;

FIG. 8 is a schematic view of the connection of the lower row lock blocks to the lower row vertical guide blocks of the present utility model;

Fig. 9 is a cross-sectional view of the bottom chassis of the present utility model.

Reference numerals illustrate:

1. Three cutting seats; 2. a shooting calandria; 3. an upper connecting piece; 4. a first section; 5. a lower connecting piece; 6. a second section; 7. a third section; 8. a calandria upper joint; 9. an upper row locking plate; 10. a plate buckle; 1001. a cam; 1002. a toggle plate; 11. a transmission member; 1101. a screw; 1102. a pin shaft; 1103. a guide groove; 12. a transverse guide block; 1201. a first block; 1202. a first triangular block; 13. a vertical guide block; 1301. a second block; 1302. a second triangular block; 14. a transmission pull rod; 15. a lower row of vertical guide blocks; 16. a bottom case; 17. a lower row of locking blocks; 18. a compacting plate; 19. a first spring; 20. a second spring; 21. a long bolt; 22. a cover plate; 23. and (5) clamping blocks.

Detailed Description

In order to enable those skilled in the art to better understand the technical solutions of the present application, the technical solutions of the embodiments of the present application will be clearly and completely described below, and it is obvious that the described embodiments are only some embodiments of the present application, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application.

In order to better understand the above technical solutions, the following detailed description will refer to the accompanying drawings and specific embodiments.

Examples:

As shown in fig. 1-9, the three cutting seats 1 are included, three upper connecting pieces 3 are rotatably connected to the side edges of the three cutting seats 1, two first sections 4 are fixedly connected to the bottom of each upper connecting piece 3, two lower connecting pieces 5 are fixedly connected to the bottoms of the two first sections 4, two second sections 6 and one third section 7 are fixedly connected to the top ends of the third sections 7 in a penetrating and sliding manner, clamping blocks 23 attached to the surfaces of the second sections 6 are fixedly connected to the top ends of the third sections 7, calandria upper joints 8 fixedly connected to the top ends of the two second sections 6 are fixedly connected to the penetrating and sliding manner in the two first sections 4, first blocks 1201 are transversely and slidably connected to the interiors of the calandria upper joints 8, first triangular blocks 1202 with upward inclined surfaces are fixedly connected to one sides of the first blocks 1201, second triangular blocks 1302 with downward inclined surfaces are fixedly connected to one sides of the second blocks 1301 close to the interiors of the first blocks 1201, an upper row locking plate 9 is fixedly connected to the back of the upper row pipe joint 8, a pressing plate 18 is fixedly connected to one side of the upper row pipe joint 8 close to the upper row locking plate 9, a first spring 19 is fixedly connected between the pressing plate 18 and the upper row locking plate 9, a second spring 20 is fixedly connected between the pressing plate 18 and a first block 1201, a guide groove 1103 is formed in the upper row pipe joint 8, a pin shaft 1102 is slidingly connected in the guide groove 1103, a screw 1101 is connected in the pin shaft 1102 in a threaded manner, the screw 1101 penetrates through the first spring 19, the second spring 20, the upper row pipe joint 8, the pressing plate 18 and the upper row locking plate 9 and is slidingly connected with the screw 1101, a cam 1001 is rotationally connected to the pin shaft 1102, a toggle plate 1002 is fixedly connected to the outer wall of the cam 1001, a bottom shell 16 is fixedly connected to the bottom of the second section 6, a transmission pull rod 14 is fixedly connected to the bottom of the second block 1301, the transmission pull rod 14 penetrates through the second section 6 and is slidingly connected with the second section 6, the bottom end of the transmission pull rod 14 stretches into the bottom shell 16, the end part of the transmission pull rod is detachably connected with a lower-row vertical guide block 15, the lower-row vertical guide block 15 is provided with an upward inclined surface, a lower-row locking block 17 is transversely connected in the bottom shell 16 in a sliding manner, the lower-row locking block 17 is provided with a downward inclined surface matched with the lower-row vertical guide block 15, and one end of the lower-row locking block 17 far away from the lower-row vertical guide block 15 is attached to the surface of the third section 7.

Locking state: the user holds the toggle plate 1002 to drive the cam 1001 to rotate, as the protruding end point of the cam 1001 is gradually attached to the first block 1201, the cam 1001 is gradually far away from the upper joint 8 of the calandria, the cam 1001 drives the pin shaft 1102 to slide in the guide groove 1103, after the pin shaft 1102 is attached to the end part of the guide groove 1103, the cam 1001 can squeeze the first block 1201 to move into the upper joint 8 of the calandria, the pin shaft 1102 can drive the screw 1101 when moving, the screw 1101 can pull the upper locking plate 9 to be close to the third section 7 to be tightly attached to generate friction force, and simultaneously the first spring 19 can be compressed, and the generated friction force limits the upper joint 8 of the calandria to move relatively to the first section 4, and the relative displacement of the first section 4 and the second section 6 is limited because the second section 6 is fixedly connected with the upper joint 8 of the calandria;

The first block 1201 compresses the second spring 20 when moving towards the inside of the pipe rack upper joint 8, and drives the first triangle block 1202 at the same time, when the upward inclined surface of the first triangle block 1202 is jointed with the downward inclined surface of the second triangle block 1302, the second triangle block 1302 moves upwards under the cooperation of the two inclined surfaces along with the continuous pushing of the first triangle block 1202, at the moment, the second triangle block 1302 drives the second block 1301, the second block 1301 drives the transmission pull rod 14, the transmission pull rod 14 drives the lower vertical guide block 15 below to rise, when the lower vertical guide block 15 rises, the upward inclined surface of the lower vertical guide block 15 is jointed with the downward inclined surface of the lower locking block 17, and as the lower vertical guide block 15 rises, the lower locking block 17 moves towards the third section 7 under the cooperation of the two inclined surfaces until the lower shell is jointed with the third section 7 to exert a transverse pressure to generate a friction force, so that the third section 7 is prevented from displacing relative to the bottom shell 16, and the relative displacement of the second section 6 and the third section 7 can be limited due to the fixing of the bottom shell 16 and the second section 6;

In the loosening state, a user holds the toggle plate 1002 to move reversely, so that the end point of the cam 1001 is driven to be gradually not attached to the first block 1201, at this time, the compressed first spring 19 drives the upper row locking plate 9 and the pin shaft 1102 to reset, the upper row locking plate 9 does not clamp the first section 4 any more, at this time, the second section 6 and the first section 4 can relatively displace, at the same time, the compressed second spring 20 can drive the first block 1201 to reset, the first block 1201 drives the first triangular block 1202 to be attached to the second triangular block 1302 no longer, at this time, the second triangular block 1302 can not generate upward force for pulling the transmission pull rod 14, the transmission pull rod 14 can not apply upward force to the lower row vertical guide block 15, at this time, the lower row vertical guide block 15 can not apply transverse force to the lower row locking block 17 through the cooperation between inclined planes, and if no external force is applied to the surface contact between the lower row locking block 17 and the third section 7, at this time, the third section 7 can not be restrained from sliding in the bottom shell 16 by enough friction force, and at this time, the third section 7 can relatively displace relative to the second section 6.

While certain exemplary embodiments of the present utility model have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that modifications may be made to the described embodiments in various different ways without departing from the spirit and scope of the utility model. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive of the scope of the utility model, which is defined by the appended claims.

Finally: the foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and principles of the utility model are intended to be included within the scope of the utility model.

Claims (10)

1. The utility model provides a calandria foot rest locking device makes a video recording, including three cutting seat (1) and three calandria (2) of making a video recording of three cutting seat (1) outside installations, make a video recording calandria (2) include with three cutting seat (1) rotate connecting last connecting piece (3), go up two first festival (4) of connecting piece (3) bottom fixed connection, two first festival (4) bottom fixed connection's lower connecting piece (5), two run through lower connecting piece (5) and sliding connection's second festival (6) to and run through lower connecting piece (5) and sliding connection's third festival (7), its characterized in that: the top of the second section (6) is fixedly provided with a calandria upper joint (8) which is penetrated by the first section (4) and is in sliding connection, the back of the calandria upper joint (8) is movably connected with an upper row locking plate (9), the side wall of the calandria upper joint (8) is rotationally connected with a plate buckle (10), and an auxiliary plate buckle (10) is arranged between the plate buckle (10) and the upper row locking plate (9) to drive a transmission part (11) for radially moving the upper row locking plate (9);

The inside transverse sliding connection of calandria upper joint (8) has horizontal guide block (12), the inside sliding connection of calandria upper joint (8) has vertical guide block (13) with horizontal guide block (12) complex, vertical guide block (13) bottom fixedly connected with runs through second festival (6) and with second festival (6) sliding connection's transmission pull rod (14), vertical guide block (15) of arranging down is installed to transmission pull rod (14) bottom, second festival (6) bottom fixedly connected with drain pan (16), third festival (7) run through drain pan (16) and with drain pan (16) sliding connection, the inside transverse sliding connection of drain pan (16) has and arranges down vertical guide block (15) complex lower row latch segment (17).

2. The camera shooting calandria foot stool locking device according to claim 1, wherein: the transverse guide block (12) comprises a first block (1201) which transversely slides in the pipe upper joint (8), and a first triangular block (1202) which is fixedly connected with one side of the vertical guide block (13) is arranged on the first block (1201), the vertical guide block (13) comprises a second block (1301) which vertically slides in the pipe upper joint (8), and a second triangular block (1302) which is fixedly connected with one side of the second block (1301) which is arranged on the side of the transverse guide block (12), a downward inclined surface is arranged on one side of the first triangular block (1202) which is arranged on the side of the second triangular block (1302), a matched upward inclined surface is arranged on one side of the second triangular block (1302) which is arranged on the side of the first triangular block (1202), and the second triangular block (1302) can ascend under the action of the mutually matched inclined surfaces when the first triangular block (1202) is arranged on the side of the second triangular block (1302).

3. The camera shooting calandria foot stool locking device according to claim 2, characterized in that: the transmission part (11) comprises a screw (1101) penetrating through the upper locking plate (9) and the first block (1201), a pin shaft (1102) in threaded connection with the end part of the screw (1101), and a guide groove (1103) formed in the upper joint (8) of the calandria, wherein the pin shaft (1102) penetrates through the guide groove (1103) and is in sliding connection with the guide groove (1103), and the pin shaft (1102) is in rotary connection with the plate buckle (10).

4. A camera shooting calandria foot stool locking device according to claim 3, characterized in that: the plate buckle (10) comprises a cam (1001) rotationally connected with the pin shaft (1102), and a toggle plate (1002) fixedly connected with one side of the cam (1001), wherein the side face of the cam (1001) is attached to the side wall of the transverse guide block (12), when the cam (1001) rotates, the distance between a contact line formed by contact between the transverse guide block (12) and the cam (1001) and the central axis of the pin shaft (1102) is gradually increased, and when the cam (1001) pushes the transverse guide block (12) to be far away, the screw (1101) is pulled through the pin shaft (1102), so that the upper row locking plate (9) is attached to the first section (4) to generate friction force.

5. The camera shooting calandria foot stool locking device according to claim 4, wherein: a groove is formed in one side, which is attached to the cam (1001), of the first block (1201), and the outer surface of the cam (1001) is attached to the inner wall of the groove to generate line contact.

6. The camera shooting calandria foot stool locking device according to claim 2, characterized in that: be equipped with between calandria upper joint (8) and the last row locking board (9) with calandria upper joint (8) fixed connection's pinch strip (18), fixedly connected with first spring (19) between pinch strip (18) and the last row locking board (9), fixedly connected with second spring (20) between pinch strip (18) and first piece (1201).

7. The camera shooting calandria foot stool locking device according to claim 1, wherein: the lower row of vertical guide blocks (15) is provided with an upward inclined surface close to the lower row of locking blocks (17), the lower row of locking blocks (17) is provided with a downward inclined surface close to the lower row of vertical guide blocks (15), and the lower row of locking blocks (17) is provided with a contact surface matched with the surface shape of the third section (7) close to the third section (7).

8. The camera shooting calandria foot stool locking device according to claim 1, wherein: the inside of the lower row vertical guide block (15) is penetrated with a long bolt (21), and the end part of the long bolt (21) is in threaded connection with the bottom end of the transmission pull rod (14).

9. The camera shooting calandria foot stool locking device according to claim 1, wherein: the top surface of the calandria upper joint (8) can be detached with a cover plate (22), and the shape of the cover plate (22) is matched with the horizontal section shape of the vertical guide block (13).

10. The camera shooting calandria foot stool locking device according to claim 1, wherein: the top end of the third section (7) is fixedly connected with a clamping block (23), and two ends of the clamping block (23) are respectively attached to the outer peripheral surfaces of the two second sections (6).