CN220061092U - Interlocking assembly and support device - Google Patents

Abstract

The utility model discloses an interlocking assembly and a supporting device. The interlocking assembly includes a driving member. The driving member can move between a locking position and an unlocking position. When the driving member is in the locking position, the first locking assembly locks the second locking assembly. One section and the second section, and the driving member pulls the second locking component to lock the second section and the third section by tightening the pull wire. When the driving component is in the locking position, the first locking component unlocks the second section. One section and the second section, and the driving member passes through the loosening wire to cause the second locking component to unlock the second section and the third section, so that the first locking component and the second locking component are locked simultaneously. Or unlock, thereby realizing the simultaneous unlocking and adjustment of the first section, the second section and the third section, which not only quickly interlocks and unlocks the pipe fittings, but also has a simple structure, easy operation, reliable interlocking, long service life, and improved user experience. Etc.

Description

Interlocking components and supports

Technical field

The utility model relates to the technical field of photographic equipment, in particular to an interlocking assembly and a supporting device.

Background technique

It is known in the field of photography to use a support device to support photography equipment. The support device can be a tripod, a monopod or other support devices with legs, thereby facilitating shooting and improving efficiency and shooting effects. These support devices usually comprise one or more legs, each leg consisting of a different section (section) or shaft that can slide relative to each other, thereby allowing the legs to be extended so as to advantageously support the device in an operating position. Photographic equipment then shrinks in order to reduce its overall size and in order to allow easy transport and storage of the device itself. However, it is necessary to adjust the support height of the outriggers during shooting. The axes of the existing outriggers slide against each other or are locked at the desired position through interlocking components. The existing interlocking components adjust the axes and axles through gear shafts. The interlocking or unlocking has a complicated structure, laborious operation, and increased weight.

Utility model content

The utility model provides an interlocking component, aiming to solve the technical problem of complex structure of the interlocking component.

In order to achieve the above object, the utility model proposes an interlocking assembly, which includes a first section, a second section, a third section, a first locking assembly and a second locking assembly, and the third section Two sections engage the first section so as to slide axially, and the third section engages the second section so as to slide axially; wherein

The first locking component includes a driving member that can move between a locking position and an unlocking position. When the driving member is in the locking position, the first locking component locks the first locking component. section and the second section, and the driving member pulls the second locking component to lock the second section and the third section by tightening the pull wire, and the driving member unlocks When the first locking component is in the position, the first locking component unlocks the first section and the second section, and the driving member relaxes the pull wire to cause the second locking component to unlock the second section. section and the third section.

Wherein, the driving member includes a rotating shaft part, and during the movement of the driving member between the locking position and the unlocking position, the pulling wire is wound around the rotating shaft part, or the pulling wire is pulled from the rotating shaft part. release.

Wherein, the second locking component is installed on the second section and includes a clamping member connected to one end of the pull wire, and the pulling wire pulls the clamping member against the The third section, or the pull wire is relaxed so that the latch releases the third section.

Wherein, the second locking component further includes a second base, one end of the clamping member is rotatably connected to the second base through a first shaft, and the other end of the clamping member is connected to the second base. The pull wire is connected, the third section includes a third pipe, the clamping member is configured with a first through hole between the pull wire and the first shaft, and the second base is opened with a second through hole, the third pipe member penetrates the first through hole and the second through hole, and when the pull wire is tightened, the clamping member rotates around the first shaft so that the third pipe member is clamped Connected in the first through hole and the second through hole.

Wherein, an accommodation cavity is formed inside the second base, the second through hole includes a first section and a second section, the accommodation cavity is located between the first section and the second section, and the snap-in connection The member is located in the accommodating cavity. The cavity wall of the accommodating cavity is protrudingly provided with a limiting portion extending along the axial direction of the third pipe member. The limiting portion abuts on the third pipe member away from the first One side of the shaft, and the limiting portion extends into the first through hole. When the pull wire is tightened, the hole wall of the first through hole and the limiting portion clamp the third pipe. .

Wherein, the second section includes at least one second pipe, the pull wire is located between the first locking component and the second locking component, and the pull wire is in at least one second pipe. extend.

Wherein, the first locking component further includes a pressing member, a connecting member and a second shaft, and the driving member includes a cam part, the cam part is connected to the rotating shaft part and both can rotate around the second axis. The rod rotates, and the connecting piece connects the second shaft and the holding piece; wherein

When the cam portion rotates, the connecting piece is driven to move to drive the holding piece away from or toward the first section to release or clamp the relative sliding movement of the first section.

Wherein, the first section includes a third base and at least one first pipe, the third base is provided with at least a third circular hole, and the second pipe slides through the third circular hole, so The second base is located at one end of the second pipe, and the first base is located at the other end of the second pipe.

The utility model also proposes a support device. The support device includes a connecting seat and at least one interlocking component as described above. The connecting seat is used to install photography equipment, and the first section is away from the first locking component. One end of the component is connected to the connection base.

Wherein, one end of the first section away from the first locking component is hingedly connected to the connecting base; or/and

The number of interlocking components is three.

According to the technical solution of the present invention, the interlocking assembly includes a driving member. The driving member can move between a locking position and an unlocking position. When the driving member is in the locking position, the first locking assembly locks the first section and the second section. segment, and the driving member pulls the second locking component to lock the second segment and the third segment by tightening the pull wire. When the driving member is in the locking position, the first locking component unlocks the first segment and the second segment. section, and the driving member relaxes the pull wire so that the second locking component unlocks the second section and the third section, so that the first locking component and the second locking component are locked or unlocked at the same time, thereby achieving the first The section, the second section and the third section are unlocked and adjusted simultaneously, which not only quickly interlocks and unlocks the pipe fittings, but also has the advantages of simple structure, convenient operation, reliable interlocking, long service life, and improved user experience.

Description of the drawings

Figure 1 is a schematic diagram of the overall structure of the interlocking assembly of the present invention;

Figure 2 is a schematic diagram of the exploded structure of the interlocking assembly of the present invention;

Figure 3 is another exploded structural schematic diagram of the interlocking assembly of the present invention;

Figure 4 is a partial structural cross-sectional view of the interlocking assembly of the present invention;

Figure 5 is a further exploded structural diagram of the interlocking assembly of the present invention;

Figure 6 is a cross-sectional view of the interlock assembly of the present invention from another angle.

Reference number:

First section 10; first pipe member (11a, 11b); third base 12;

second section 20; second pipe (21a, 21b);

The third section 30; the third pipe 31;

The first locking component 40; the driving member 41; the cam portion 42; the rotating shaft portion 43; the second shaft 44; the first base 45; the holding member 46; the connecting member 47; the spring 48;

The second locking component 50; the second base 51; the first shaft 52; the clamping member 53; the first through hole 531; the accommodation cavity 54; the limiting portion 55;

Pull line 60.

Detailed ways

The embodiments of the present invention are described in detail below. Examples of the embodiments are shown in the drawings, in which the same or similar reference numerals throughout represent the same or similar elements or elements with the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are intended to explain the present utility model and cannot be understood as limitations of the present utility model. Based on the embodiments in the present utility model, those of ordinary skill in the art will not make any All other embodiments obtained under the premise of creative work belong to the scope of protection of the present utility model.

The utility model proposes an interlocking component and a support device, as shown in Figures 1 to 6. The support device is used to support photography equipment. The photography equipment includes cameras, camcorders, video cameras, mobile phones, iPads, stabilizers and other electronic equipment. , the support device includes a connecting seat (not shown) and at least one interlocking component. The upper part of the connecting seat is used to install photography equipment. The lower part of the connecting seat has an interlocking component. The interlocking component can be fixedly connected, rotated, hinged, etc. to the connecting seat. , for example, the support device can be a tripod or a unicorn, the interlocking components are both legs, and one or three interlocking components are used to support the connection base, so that each leg can reciprocate between the open configuration and the closed configuration. Movement, in which the legs move away from each other in the open configuration, and towards each other in the closed configuration.

Each leg is telescopically extendable along a longitudinal axis and includes a first section 10 , a second section 20 , and a third section 30 , the first section 10 being hinged to the connection base, the second section 20 The third section 30 is engaged with the first section 10 so as to slide axially, the third section 30 is engaged with the second section 20 so as to slide axially, and a foot (not shown) can also be installed on the third section 30, The feet are used for supporting the ground. In this way, the three telescopic sections of the interlocking assembly can be fixed in any desired relative position. The end of the first section away from the first locking assembly is hinged with the connecting seat.

Referring to Figure 1, in this embodiment, the interlocking assembly further includes a first locking assembly 40 and a second locking assembly 50. The first locking assembly 40 is located between the first section 10 and the second section. 20 to lock and unlock the relative sliding movement between the two sections, and the second locking assembly 50 is provided between the second section 20 and the third section 30 to lock and unlock the relative sliding movement between the two sections. Relative sliding movement for locking and unlocking.

Referring to Figures 2 and 3, the first locking assembly 40 includes a driving member 41. The driving member 41 can move between a locking position and an unlocking position. When the driving member 41 is in the locking position, the first locking assembly 40 is locked. The first section 10 and the second section 20, and the driving member 41 pulls the second locking assembly 50 to lock the second section 20 and the third section 30 by tightening the pull wire 60, and the driving member 41 is in the locking position. When, the first locking component 40 unlocks the first section 10 and the second section 20, and the driving member 41 relaxes the pull wire 60 so that the second locking component 50 unlocks the second section 20 and the third section 30, Therefore, the first locking component 40 and the second locking component 50 are locked or unlocked at the same time, thereby realizing simultaneous unlocking and adjustment of the first section 10, the second section 20 and the third section 30, which not only quickly adjusts the pipe fittings Interlocking and unlocking, simple structure, easy operation, reliable interlocking, long service life and other advantages improve user experience.

Further, the second section 20 includes at least one second pipe, the first section 10 includes at least one first pipe, the pull wire 60 is located between the first locking component 40 and the second locking component 50, and the pull wire 60 is between At least one second pipe member extends inwardly.

Preferably, the first section 10 includes a pair of parallel first tube members 11a and 11b, and the second section 20 includes a pair of parallel first tube members 11a and 11b slidably arranged between the first tube member 11a and the first tube member 11b. There are two pipe members 21a and 21b, and the third section 30 only includes one third pipe member 31 slidably arranged between the second pipe member 21a and the second pipe member 21b. The first locking assembly 40 is used to lock the second pipe member 21a and the second pipe member 21b. A pipe 11a and a first pipe 11b, the second locking assembly 50 is used to lock the third pipe 31, thereby realizing the first pipe 11a and the first pipe 11b, the second pipe 21a and the second pipe 21b, and the third pipe 31 is relatively locked so that it cannot slide. The first locking assembly 40 is located at one end of the second pipe member 21a and the second pipe member 21b, and the second locking assembly 50 is located at the other end of the second pipe member 21a and the second pipe member 21b, so that the first pipe member 11a and the second pipe member 21b. Both the first pipe member 11b and the third pipe member 31 are received in a configuration composed of the second pipe member 21a, the second pipe member 21b, the first locking assembly 40 and the second locking assembly 50.

Further, referring to FIG. 2 , the driving member 41 includes a rotating shaft portion 43 . During the movement of the driving member 41 between the locking position and the unlocking position, the pulling wire 60 is wound around the rotating shaft portion 43 , or the pulling wire 60 is released from the rotating shaft portion 43 . The outer surface of the rotating shaft part 43 may be provided with an annular groove, and the pulling wire 60 is wound in the groove.

The driving member 41 may further include a wrench part and a cam part 42. The cam part 42 is an eccentric circle, and the outer surface of the cam part 42 has a completely eccentric profile. In order to ensure that the limit is easy to adjust in the unlocked position, the profile of the cam part 42 It has a generally cylindrical part and a flat part. The first locking component 40 also includes a second shaft 44. The cam part 42 is connected to the rotating shaft part 43 and rotates coaxially. Both the cam part 42 and the rotating shaft part 43 can rotate around the second shaft 44. One end of the pull wire 60 is connected to the rotating shaft part. 43 is connected, and the other end is connected to the second locking component 50. When the wrench part (not labeled) is moved in the first direction, the cam part 42 and the rotating shaft part 43 are driven to rotate around the second shaft 44, and the pull wire 60 is wound around the During the process of moving the rotating shaft part 43, the pulling wire 60 pulls the second locking component 50, so that the second locking component 50 gradually locks the third section 30. When the driving member 41 rotates to the locking position, the first locking component 50 locks the second locking component 50. The locking assembly 40 locks the first section 10 and the second section 20, and the second locking assembly 50 locks the second section 20 and the third section 30, so that the interlocking assembly forms a stable support; adjustment is required. When the height of the interlocking component is increased or when the interlocking component is stored, when the wrench part is rotated in the second direction, the cam part 42 and the rotating shaft part 43 are driven to rotate around the second shaft 44, and the pull wire 60 is uncoiled and gradually released from the rotating shaft part 43. The pulling wire 60 releases the second locking component 50, so that the second locking component 50 gradually unlocks the third section 30. When the driving member 41 rotates to the unlocking position, the first locking component 40 unlocks the first section 10 and the second section 20, and the second locking component 50 unlocks the second section 20 and the third section 30, the operation is simple and the efficiency is improved. The first direction is opposite to the second direction, for example, the first direction is clockwise and the second direction is counterclockwise.

Specifically, referring to Figure 4, the first locking assembly 40 also includes a pressing member 46, a connecting member 47 and a second shaft 44. One end of the connecting member 47 is connected to the second shaft 44 and the other end is connected to the pressing member 46. ; When the cam portion 42 rotates, it drives the connecting member 47 to move to drive the pressing member 46 to move away from or toward the first section 10 to release or clamp the relative sliding movement of the first section 10 . The connecting member 47 may be a screw rod, and one end of the connecting member 47 passes through the holding member 46 and is screwed to the second shaft 44 .

In order to form a buffering force, the first locking assembly 40 also includes a spring 48 and a first base 45. The pressing member 46, the connecting member 47 and the driving member 41 are installed on the first base 45. The connecting member 47 passes through the first base 45. The base 45 is connected to the pressing members 46 and the second shaft 44 on both sides respectively, and the spring 48 is arranged between the first base 45 and the pressing member 46 to push the pressing member 46 away from the first pipe member 11a and the second pipe member 11a. One pipe 11b moves. One side of the holding member 46 used to clamp the first pipe has a shape that matches the shape of the first pipe, in order to better fit and tighten the first pipe.

In some embodiments, the driving member 41 can also be moved up and down to tighten or loosen the cable 60 . Specifically, the interlocking assembly also includes a snap-on component, which snaps into place when the drive member 41 slides axially upward to the locking position. The driving member 41 is limited to the locking position, the clamping component is operated to release the clamping effect, and the driving member 41 slides axially downward to the unlocking position.

In this embodiment, further, the second locking assembly 50 is installed on the second section 20 and includes a clamping member 53. The clamping member 53 is connected to an end of the pulling wire 60 away from the cam portion 42, and the pulling wire 60 pulls the clamping member 53. The connecting member 53 abuts the third section 30 , or the pulling wire 60 relaxes so that the clamping member 53 releases the third section 30 .

Further, the second locking assembly 50 also includes a second base 51, the first shaft 52 is installed on the first base 45, one end of the clamping member 53 is connected to the pull wire 60, and the other end of the clamping member 53 passes through The first shaft 52 is rotatably connected to the second base 51 so that the pull wire 60 pulls the connector to rotate around the first shaft 52. The third section 30 includes a third pipe 31, and the clamping member 53 is configured with a first through hole. Hole 531, the first through hole 531 may be a waist-shaped hole, the first through hole 531 is located between the pull wire 60 and the first shaft 52, the second base 51 is opened with a second through hole, and the third pipe member passes through the first through hole. hole 531 and the second through hole, when the pull wire 60 is tightened, the clamping member 53 rotates around the first shaft 52 so that the third pipe member is clamped in the first through hole 531 and the second through hole. The structure is simple and easy to operate. The second base 51 is one end of the second pipe member 21a and the second pipe member 21b, and the first base 45 is located at the other end of the second pipe member 21a and the second pipe member 21b. The second base 51 and the first base 45 can be The plastic material can be integrated with the second pipe member 21a and the second pipe member 21b through thermoplastic. The first base 45 is provided with a fourth through hole for the first pipe 11 to slide through.

Specifically, a receiving cavity 54 is formed inside the second base 51 . The second through hole includes a first section and a second section. The receiving cavity 54 is formed in the first section of the second through hole and the second section of the second through hole. The width of the accommodation cavity 54 is larger than the diameter of the second through hole. The clamping member 53 is located in the accommodation cavity 54. The first shaft 52 is installed on the wall of the accommodation cavity 54. The cavity wall of the accommodation cavity 54 is convex. A limiting portion 55 extending along the axial direction of the third pipe 31 is provided. The limiting portion 55 is in contact with a side of the third pipe 31 away from the first shaft 52 , and the limiting portion 55 extends into the first through hole 531 , when the pull wire 60 is tightened, the clamping member 53 rotates, so that the hole wall of the first through hole 531 and the limiting portion 55 clamp the third pipe. The upper end of the limiting portion 55 can be connected to the upper wall of the accommodation cavity 54, or the lower end of the limiting portion 55 can be connected to the lower cavity wall of the accommodation cavity 54. The limiting portion 55 can be in the shape of a curved piece, and the limiting portion 55 is connected to the first through hole. The shape of the hole wall snap-in position of 531 matches.

Further, the first section 10 includes a third base 12 located at one end of the first pipe. The third base 12 is provided with at least one third through hole (not labeled) through which the second pipe slides. In the third through hole, the second base 51 is located at one end of the second pipe member, and the first base 45 is located at the other end of the second pipe member. The adjacent third through holes can be arranged in communication. The other end of the first pipe member may be provided with a fourth clamping base (not labeled), and the fourth base may be hingedly connected to the connecting base.

In some embodiments, the clamping member 53 can be a wedge-shaped member. The second base 51 is opened with a second through hole, and the third pipe member penetrates the second through hole. The upper end of the wedge-shaped member is small and the lower end is large. The pull wire 60 pulls the axis of the wedge-shaped member. Slide upward to snap between the third pipe and the hole wall of the second through hole. The bottom end of the wedge is also provided with a first spring for pulling the wedge to move axially downward, thereby releasing the third pipe and the wall of the second through hole. The hole wall of the second through hole allows the third pipe member to slide in the second through hole. When the driving member 41 is in the locking position, the wedge-shaped member is clamped between the third pipe member and the hole wall of the second through hole, When the driving member 41 moves to the unlocking position, the first spring pulls the wedge-shaped member to move axially downward when the pulling wire 60 is gradually released, thereby releasing the third pipe member.

To sum up, after assembly, the first pipe fitting 11, the second pipe fitting 21 and the third pipe fitting 31 are arranged and stored in parallel. The driving part 41 is in the locking position. It is necessary to adjust the height of the interlocking assembly. Move the wrench part along the second When the direction is rotated, both the cam part 42 and the rotating shaft part 43 are driven to rotate around the second shaft 44, and the pulling wire 60 is unwound and gradually released from the rotating shaft part 43, so that the pulling wire 60 releases the connecting piece 47, so that the connecting piece 47 reduces the inclination angle. Release one side of the third pipe 31 to unlock the third pipe 31. At the same time, the cam portion 42 drives the second shaft 44 to move closer to the first base 45, so that the connecting piece 47 extends out of the first pipe for an increased distance, and the spring 48 pushes The holding member 4646 moves away from the first pipe member, thereby releasing the first pipe member, and thereby adjusting the unlocking positions of the third pipe member and the first pipe member at the same time; while the driving member 41 rotates to the locking position, move the wrench part along the first pipe member. When the direction is rotated, both the cam part 42 and the rotating shaft part 43 are driven to rotate around the second shaft 44, and the pulling wire 60 is wound around the rotating shaft part 43, so that the pulling wire 60 pulls the connecting piece 47, so that the connecting piece 47 increases the inclination angle to make the first pass The hole wall of the hole 531 and the limiting portion 55 are clamped on both sides of the third pipe 31 to lock the third pipe 31. At the same time, the cam portion 42 drives the second shaft 44 to move away from the first base 45, so that the connecting member The distance 47 extends out of the first pipe is reduced, and the spring 48 is compressed, thereby locking the first pipe, so that the locking positions of the third pipe and the first pipe can be adjusted simultaneously.

What is described above is only part or preferred embodiments of the present utility model. Neither the text nor the drawings can limit the scope of protection of the present utility model. Anyone who uses the description of the utility model under the overall concept of the present utility model can Equivalent structural transformations made based on the contents of the drawings, or direct/indirect application in other related technical fields are included in the scope of protection of the present utility model.

Claims (8)

1. An interlock assembly comprising a first section, a second section, a third section, a first locking assembly and a second locking assembly, the second section being engaged with the first section so as to axially slide, the third section being engaged with the second section so as to axially slide; wherein the method comprises the steps of

The first locking assembly includes a driver movable between a locked position in which the first locking assembly locks the first and second sections and the driver locks the second and third sections by pulling on a pull wire to pull the second locking assembly, and an unlocked position in which the first locking assembly unlocks the first and second sections and the driver unlocks the second and third sections by loosening the pull wire to cause the second locking assembly to unlock the second and third sections;

the driving piece comprises a rotating shaft part, and the stay wire is wound on the rotating shaft part or is released from the rotating shaft part in the process of moving between the locking position and the unlocking position;

the second locking assembly is mounted on the second section and comprises a clamping piece, the clamping piece is connected with one end of a pull wire, and the pull wire pulls the clamping piece to prop against the third section, or the pull wire is loosened so that the clamping piece releases the third section.

2. The interlock assembly of claim 1 wherein the second lock assembly further comprises a second base, one end of the clip is rotatably connected to the second base by a first shaft, the other end of the clip is connected to the pull wire, the third section comprises a third tube, the clip is configured with a first through hole between the pull wire and the first shaft, the second base is open with a second through hole, the third tube passes through the first through hole and the second through hole, and the clip rotates about the first shaft when the pull wire is pulled so that the third tube is snapped into the first through hole and the second through hole.

3. The interlock assembly of claim 2 wherein the second base is internally formed with a receiving cavity, the second throughbore includes a first section and a second section, the receiving cavity is located between the first section and the second section, the clamping member is located in the receiving cavity, a cavity wall of the receiving cavity is convexly provided with a limiting portion extending axially along the third tube, the limiting portion abuts against a side surface of the third tube away from the first shaft, the limiting portion extends into the first throughbore, and a wall of the first throughbore and the limiting portion clamp the third tube when the pull wire is tensioned.

4. The interlock assembly of any one of claims 2 or 3, wherein the second section comprises at least one second tube, the pull wire is located between the first locking assembly and the second locking assembly, and the pull wire extends within the at least one second tube.

5. The interlock assembly of claim 4 wherein the first locking assembly further comprises a press-on member, a connector and a second shaft, the driver comprising a cam portion connected to the shaft portion and each rotatable about the second shaft, the connector connecting the second shaft to the press-on member; wherein the method comprises the steps of

And the cam part drives the connecting piece to move when rotating so as to drive the pressing piece to move away from or towards the first section, so as to release or clamp the relative sliding movement of the first section.

6. The interlock assembly of claim 5 wherein the first section includes a third base and at least one first tube, the third base having at least one third circular aperture, the second tube sliding through the third circular aperture, the second base being at one end of the second tube, the other end of the second tube being connected to a first base, the first locking group being disposed on the first base.

7. A support device comprising a connection socket for mounting a photographic camera apparatus and at least one interlocking assembly according to any one of claims 1 to 6, the first section being connected to the connection socket at an end remote from the first locking assembly.

8. The support device of claim 7, wherein an end of the first section remote from the first locking assembly is hinged to the connector base; or/and (or)

The number of the interlocking components is three.