CN213413416U

CN213413416U - Universal wheel mechanism convenient for orientation of photographic platform truck

Info

Publication number: CN213413416U
Application number: CN202021814586.2U
Authority: CN
Inventors: 张竞波
Original assignee: Sichuan Vocational College of Chemical Technology
Current assignee: Sichuan Vocational College of Chemical Technology
Priority date: 2020-08-26
Filing date: 2020-08-26
Publication date: 2021-06-11
Anticipated expiration: 2030-08-26

Abstract

The utility model discloses a photographic platform truck is convenient for directional universal wheel mechanism, including the connection fork of wheel body, installation wheel body to and pass through the bearing with the connection fork and rotate the mounting panel of being connected, still include: the connecting column is connected with the mounting plate, and the axis of the connecting column is superposed with the rotation center line of the connecting fork; the locking piece is rotatably sleeved on the connecting column; the expansion fastening piece is used for expanding and fixing the fastening piece on the connecting column; the first connecting piece is connected with the locking piece; the second connecting piece is connected with the connecting fork; and the third connecting piece is used for connecting the first connecting piece and the second connecting piece so as to enable the locking piece and the connecting fork to synchronously rotate. The utility model has the characteristics of be convenient for adjust the advancing direction of universal wheel, convenient to use.

Description

Universal wheel mechanism convenient for orientation of photographic platform truck

Technical Field

The application relates to the technical field of universal wheels, in particular to a universal wheel mechanism of a photographic platform truck convenient to orient.

Background

A universal wheel is a so-called caster, which usually comprises a wheel body rolling on the ground, the wheel body being mounted on a clevis, which is connected to a mounting plate via a bearing, such that the wheel body and the clevis can rotate 360 ° about the axis of the bearing. However, sometimes the universal wheels are too flexible to walk linearly according to the wishes of the user, and the user cannot well control the advancing direction of the controller, which causes great trouble to the user.

Disclosure of Invention

An object of this application is to provide a photographic platform truck is convenient for directional universal wheel mechanism, and it has the advancing direction who is convenient for adjust the universal wheel, convenient to use's characteristics.

The embodiment of the application is realized by the following technical scheme:

the utility model provides a photographic platform truck universal wheel mechanism of orientation of being convenient for, includes the connecting fork of wheel body, installation wheel body to and pass through the bearing with the connecting fork and rotate the mounting panel of being connected, still include:

the connecting column is connected with the mounting plate, and the axis of the connecting column is superposed with the rotation center line of the connecting fork;

the locking piece is rotatably sleeved on the connecting column;

the expansion fastening piece is used for expanding and fixing the fastening piece on the connecting column;

the first connecting piece is connected with the locking piece;

the second connecting piece is connected with the connecting fork;

and the third connecting piece is used for connecting the first connecting piece and the second connecting piece so as to enable the locking piece and the connecting fork to synchronously rotate.

Optionally, the outer wall of retaining member is equipped with first linkage segment and first toper section, the inner wall of bloated retaining member is equipped with second linkage segment and second toper section, first linkage segment with the second linkage segment passes through threaded connection, just first toper section with second toper section is mutually supported.

Optionally, the end side wall of the first conical section is provided with a plurality of circumferentially arranged openings.

Optionally, the third connecting piece is a pin, and the first connecting piece and the second connecting piece are provided with corresponding pin holes.

Optionally, the connecting column is provided with a graduation line for indicating an angle.

Optionally, the connecting column top is equipped with the slope section that upwards extends, and the tip of slope section is equipped with and is used for with the articulated portion of photographic platform car, the slope section is equipped with damping spring, and damping spring's one end and slope section are connected, and damping spring's the other end is used for being connected with the photographic platform car.

Optionally, the retaining member and the expansion member are made of a resilient plastic.

The technical scheme of the utility model following advantage and beneficial effect have at least: the utility model discloses in, first connecting piece is connected with the retaining member, the second connecting piece is connected with being connected the fork, first connecting piece and second connecting piece pass through the third connecting piece and are connected, thereby make the retaining member rotate with being connected the fork in step, when the advancing direction of wheel body needs to be adjusted, only need to rotate the retaining member, even make the wheel body rotate with being connected the fork together, thereby reach the purpose of transferring, adjust the completion back, the expanding fastening piece that will set up expands the retaining member tightly, can fix the retaining member on the spliced pole, avoid the retaining member to rotate, and then avoid wheel body and connection fork to rotate, reach directional purpose.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained from the drawings without inventive effort.

FIG. 1 is a front view of a universal wheel mechanism of a photographic platform truck for easy orientation;

FIG. 2 is a cross-sectional view of the retaining member;

FIG. 3 is a front view of the retaining member;

FIG. 4 is a cross-sectional view of the expander;

icon: 1-wheel body, 2-connecting fork, 3-mounting plate, 4-connecting column, 41-graduation line, 42-inclined section, 42 a-hinging part, 5-locking part, 51-first connecting section, 52-first conical section, 52 a-opening, 6-expanding part, 61-second connecting section, 62-second conical section, 7-first connecting piece, 8-second connecting piece, 9-third connecting piece, 10-damping spring and 11-photographic platform truck.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. The components of the embodiments of the present application, generally described and illustrated in the figures herein, can be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present application, presented in the accompanying drawings, is not intended to limit the scope of the claimed application, but is merely representative of selected embodiments of the application. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present application, it should be noted that if the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are used for indicating the orientation or positional relationship based on the orientation or positional relationship shown in the drawings or the orientation or positional relationship which is usually placed when the product of the application is used, the description is only for convenience and simplicity, and the indication or suggestion that the referred device or element must have a specific orientation, be constructed in a specific orientation and be operated, and thus, should not be construed as limiting the present application.

In the description of the present application, it should also be noted that, unless otherwise explicitly stated or limited, the terms "disposed," "mounted," "connected," and "connected" should be interpreted broadly, e.g., as being fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.

As shown in fig. 1, a universal wheel mechanism of a photographic platform vehicle convenient for orientation comprises a wheel body 1, a connecting fork 2 for installing the wheel body 1, an installing plate 3 rotatably connected with the connecting fork 2 through a bearing, and further comprises a connecting column 4, a locking piece 5, an expansion piece 6, a first connecting piece 7, a second connecting piece 8 and a third connecting piece 9.

In the embodiment, the connecting column 4 is connected with the mounting plate 3, the axis of the connecting column 4 is coincident with the rotation center line of the connecting fork 2, the locking piece 5 is rotatably sleeved on the connecting column 4, and the expansion piece 6 is used for expanding and fixing the locking piece 5 on the connecting column; specifically, the outer wall of the locking member 5 is provided with a first connecting section 51 and a first tapered section 52, the inner wall of the expansion member 6 is provided with a second connecting section 61 and a second tapered section 62, the first connecting section 51 is connected with the second connecting section 61 through threads, and the first tapered section 52 and the second tapered section 62 are fitted to each other.

It is worth to say that, when expanding the retaining member 5 through the expanding member 6, only need rotate the expanding member 6, make the screw thread interlock of first linkage segment 51 and second linkage segment 61, utilize second toper section 62 to extrude first toper section 52 simultaneously, make first toper section 52 shrink and hug closely spliced pole 4 to make retaining member 5 fix on spliced pole 4.

In this embodiment, the locking member 5 and the expansion member 6 are made of elastic plastic, such as PE plastic or PVC plastic, the end side wall of the first tapered section 52 is provided with a plurality of circumferentially arranged openings 52a, and the openings 52a are arranged to make the first tapered section 52 more elastic, i.e. the port of the first tapered section 52 more contractible, which is beneficial for the expansion member 6 to expand it better.

In this embodiment, first connecting piece 7 is connected with retaining member 5, second connecting piece 8 is connected with yoke 2, third connecting piece 9 for connect first connecting piece 7 and second connecting piece 8, so that retaining member 5 rotates with yoke 2 is synchronous, specifically, third connecting piece 9 is the round pin axle, be equipped with corresponding pinhole on first connecting piece 7 and the second connecting piece 8, only need a plug action can accomplish the connection of first connecting piece 7 and second connecting piece 8 during the use, it is easy to understand, in the utility model discloses an in other embodiments, third connecting piece 9 also can be the bolt, can also be equipped with nut locking.

In this embodiment, the connecting column 4 is provided with the scale mark 41 indicating the angle, so that the steering angle of the wheel body 1 can be adjusted more accurately, and the advancing direction of the universal wheel can be adjusted better according to the requirement. During the use, can connect first connecting piece 7 and second connecting piece 8 through third connecting piece 9 at first, make retaining member 5 rotate certain angle according to actual demand contrast scale mark 41 again to adjust the advancing direction of wheel body 1, expand tightly retaining member 5 through expanding the retaining member 6 at last, can reach directional mesh.

In addition, can also make retaining member 5 rotate certain angle according to actual demand contrast scale mark 41 earlier during the use, reuse piece 6 that expands tightly retaining member 5, rotates the pinhole alignment of second connecting piece 8 and first connecting piece 7 on the yoke 2 messenger yoke 2 again at last, and the inserted pin axle can reach directional mesh.

In this embodiment, the top of spliced pole 4 is equipped with the slope section 42 that upwards extends, the tip of slope section 42 is equipped with and is used for with the articulated portion 42a of photographic platform car 11, articulated portion 42a can set up the hinge hole, during the in-service use, it is articulated through the round pin axle with articulated portion and photographic platform car, slope section 42 is equipped with damping spring 10, damping spring 10's one end and slope section 42 are connected, damping spring 10's the other end is used for being connected with photographic platform car 11, so set up, reach the absorbing purpose.

The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. The utility model provides a photographic platform truck universal wheel mechanism convenient to it is directional, includes wheel body (1), connect fork (2) of installation wheel body (1) to and pass through bearing rotation connection mounting panel (3) with connect fork (2), its characterized in that still includes:

the connecting column (4) is connected with the mounting plate (3), and the axis of the connecting column (4) is superposed with the rotation center line of the connecting fork (2);

the locking piece (5), the locking piece (5) is rotatably sleeved on the connecting column (4);

the expanding piece (6) is used for expanding and fixing the locking piece (5) on the connecting column (4);

the first connecting piece (7), the first connecting piece (7) is connected with the locking piece (5);

a second connecting piece (8), wherein the second connecting piece (8) is connected with the connecting fork (2);

and the third connecting piece (9) is used for connecting the first connecting piece (7) and the second connecting piece (8) so as to enable the locking piece (5) and the connecting fork (2) to synchronously rotate.

2. The camera platform cart universal wheel mechanism for facilitating orientation of claim 1, further comprising: the outer wall of retaining member (5) is equipped with first linkage segment (51) and first toper section (52), the inner wall of bloated retaining member (6) is equipped with second linkage segment (61) and second toper section (62), first linkage segment (51) with second linkage segment (61) passes through threaded connection, just first toper section (52) with second toper section (62) are mutually supported.

3. The camera platform cart universal wheel mechanism for facilitating orientation of claim 2, further comprising: the end side wall of the first conical section (52) is provided with a plurality of openings (52a) arranged along the circumferential direction.

4. The universal wheel mechanism of any of claims 1-3 for facilitating orientation of a photography platform cart, wherein: the third connecting piece (9) is a pin shaft, and the first connecting piece (7) and the second connecting piece (8) are provided with corresponding pin holes.

5. The universal wheel mechanism of any of claims 1-3 for facilitating orientation of a photography platform cart, wherein: and scale marks (41) for representing angles are arranged on the connecting column (4).

6. The universal wheel mechanism of any of claims 1-3 for facilitating orientation of a photography platform cart, wherein: spliced pole (4) top is equipped with slope section (42) that upwards extends, and the tip of slope section (42) is equipped with and is used for articulating portion (42a) with photography platform car (11), slope section (42) are equipped with damping spring (10), and the one end and the slope section (42) of damping spring (10) are connected, and the other end of damping spring (10) is used for being connected with photography platform car (11).

7. The universal wheel mechanism of any of claims 1-3 for facilitating orientation of a photography platform cart, wherein: the locking member (5) and the expansion member (6) are made of elastic plastic.