CN212338658U - Folding lifting arm for moving photographic car - Google Patents
Folding lifting arm for moving photographic car Download PDFInfo
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- CN212338658U CN212338658U CN202020595656.3U CN202020595656U CN212338658U CN 212338658 U CN212338658 U CN 212338658U CN 202020595656 U CN202020595656 U CN 202020595656U CN 212338658 U CN212338658 U CN 212338658U
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Abstract
The utility model belongs to the technical field of the railcar lifing arm, concretely relates to a folding lifing arm for removing camera car, include: the device comprises a machine body, a first swing arm, a second swing arm, a holder, a first transmission shaft, a second transmission shaft and a first transmission sleeve, wherein the machine body comprises the first swing arm, the second swing arm, the holder and the first transmission shaft; the transmission part comprises a first transmission assembly and a second transmission assembly, and the first transmission assembly is arranged among the first transmission shaft, the first transmission shaft and the first transmission sleeve; the second transmission assembly is arranged between the first transmission shaft and the first transmission sleeve. Through the arrangement of the structure, the first swing arm can rotate through the second swing arm and the holder through mechanical transmission, so that the folding lifting arm is opened and rotates the camera arranged on the holder, and the camera is positioned at the best shooting angle.
Description
Technical Field
The utility model belongs to the technical field of the railcar lifing arm, concretely relates to a folding lifing arm for removing camera car.
Background
In order to enlarge the shooting range of a video camera during shooting or shooting, the video camera or the video camera is usually fixed on a shooting cloud deck, and then the shooting cloud deck is fixed on a shooting lifting arm to shoot. The camera boom is like a long arm lever and is usually 2-3 meters or even longer. Can be very high with the camera rises through the lifing arm of making a video recording, the camera is pitched down from the top and is clapped, or can be very low height that the camera falls through the lifing arm of making a video recording, the camera is from the bottom upwards clapped.
Chinese patent document CN207049550U discloses a professional small rocker arm for photography, which comprises a tripod, a main rocker arm, an auxiliary rocker arm parallel to the main rocker arm, and a camera mounting base, wherein two connecting plates are disposed above the tripod and separated from two sides of the main rocker arm, the front end of the main rocker arm and the auxiliary rocker arm is hinged to the camera mounting base, the tail end of the main rocker arm and the auxiliary rocker arm is hinged to the connecting plates, a rotating device is disposed above the tripod, and the main rocker arm is driven by a horizontal driving force to freely rotate in the horizontal direction through the rotating device. However, the professional photographing small swing arm is a manually operated lift arm, and thus cannot be applied to a manually controlled mobile photographing vehicle.
Therefore, to the above deficiency, the utility model discloses it is urgently needed to provide a folding lifing arm for removing the camera car.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a folding lifing arm for removing the camera car to solve the lifing arm among the prior art and for manual operation and can't use the problem on manual control's the removal camera car.
The utility model provides a folding lifing arm for removing camera car, include: the device comprises a machine body, a first rotating shaft, a second rotating shaft and a first rotating sleeve, wherein the machine body comprises a first swinging arm, a second swinging arm, a holder, a first transmission shaft, a second transmission shaft and a first transmission sleeve; the number of the first swing arms is two, and the first ends of the two first swing arms are rotatably connected with the first end of the second swing arm through the first transmission shaft; the second end of the second swing arm is rotatably connected with the holder through the second transmission shaft; the second end of each first swing arm is provided with a mounting hole and a mounting lug, and the mounting hole is suitable for rotatably mounting the first transmission sleeve; the first transmission sleeve is suitable for being fixedly sleeved on a fixed shaft of the mobile photographic car, and the mounting lug is connected to a power output shaft of the mobile photographic car; the transmission part comprises a first transmission assembly and a second transmission assembly, and the first transmission assembly is arranged among the first transmission shaft, the second transmission shaft and the first transmission sleeve; the second transmission assembly is arranged between the first transmission shaft and the first transmission sleeve.
The folding lifting arm for moving the camera car as described above, preferably, the first transmission assembly includes a first linkage mechanism, a second linkage mechanism, and a third transmission shaft, and the third transmission shaft is erected in the middle of the first swing arm; the first linkage mechanism is respectively connected with the first transmission shaft, the first transmission sleeve and the third transmission shaft and is suitable for linking the first transmission shaft, the third transmission shaft and the first transmission sleeve; the second linkage mechanism is respectively connected with the first transmission shaft and the second transmission shaft and is suitable for linking the first transmission shaft and the third transmission shaft.
The folding lifting arm for moving the photographic carriage is further preferably characterized in that the first linkage mechanism comprises three first pin forks and first linkage rods, the first pin forks respectively comprise first supporting holes and first connecting rods arranged on two sides of the first supporting holes, the three first supporting holes of the first pin forks are respectively fixedly sleeved on the first transmission shaft, the first transmission sleeve and the third transmission shaft, the number of the first linkage rods is two, the two first linkage rods are arranged in parallel, and each first linkage rod is connected with the three first connecting rods of the first pin forks.
In the folding lifting arm for moving a camera carriage as described above, it is further preferable that the second linkage includes a second pin fork and a second linkage rod; the number of the second pin forks is two, the second pin forks respectively comprise second supporting holes and second connecting rods arranged on two sides of the second supporting holes, and the second supporting holes of the two second pin forks are respectively fixedly sleeved on the first transmission shaft and the second transmission shaft; the number of the second linkage rods is two, the two second linkage rods are arranged in parallel, and each second linkage rod is connected with the two second connecting rods of the second pin fork.
The folding lifting arm for moving the camera car as described above, further preferably, the second transmission assembly includes a second transmission sleeve, a first chain wheel, a second chain wheel and a chain; the second transmission sleeve is sleeved on the first transmission shaft and is fixedly connected with the second swing arm; the first chain wheel is arranged on the second transmission sleeve, the second chain wheel is arranged on the third transmission shaft, and the chain is sleeved outside the first chain wheel, the second chain wheel and the chain.
In the folding lifting arm for moving a camera carriage as described above, it is further preferable that a transmission ratio of the second sprocket to the first sprocket is 1: 2.
the folding lifting arm for moving the camera car as described above, further preferably, two arc-shaped grooves are respectively formed at two ends of each second linkage rod, two arc-shaped grooves are located on the same side surface, and the two arc-shaped grooves of the second linkage rods are oppositely arranged.
As above, the folding lifting arm for moving the camera car preferably further comprises a wrap angle, the wrap angle is in a U-shaped groove shape, two side webs of the U-shaped groove structure are respectively and fixedly connected to the outer sides of the first ends of the first swing arms, and the bottom plate of the U-shaped groove structure and the mounting lugs are located on the same side.
The folding lifting arm for moving the camera car as described above, further preferably, the first swing arm includes an accommodating box with an opening at one side and a box cover covering the accommodating box, the first linkage mechanism and the second linkage mechanism are disposed in the accommodating box, one end of the first transmission shaft, the third transmission shaft and the first transmission sleeve is mounted on the box cover, and the other end is mounted on the accommodating box.
In the folding lifting arm for moving the photo car as described above, it is further preferable that the length of the first swing arm is smaller than the length of the second swing arm.
Compared with the prior art, the utility model has the following advantage:
the utility model discloses a folding lifting arm for moving camera car includes organism and transmission portion, and the organism includes first swing arm, second swing arm, cloud platform and first transmission shaft, second transmission shaft and first transmission sleeve, and the transmission portion includes first transmission subassembly and second transmission subassembly; in the structure, the end part of the first swing arm is provided with a mounting hole and a mounting lug, the mounting hole is sleeved on a fixed shaft of the mobile photographic car, the mounting lug is connected with a power output shaft of the mobile photographic car, and the first swing arm and the mobile photographic car form a rotation driving structure through the mounting hole and the mounting lug, namely the mounting lug is pushed through the power output shaft arranged on the mobile photographic car, so that the whole first swing arm rotates on the fixed shaft of the mobile photographic car; when the first swing arm is equivalent to the fixed shaft to rotate, the first swing arm is taken as a reference object, the first transmission sleeve rotates reversely relative to the first swing arm, the second transmission assembly is arranged between the first transmission shaft and the first transmission sleeve, and the second swing arm folded between the two first swing arms is driven by the first transmission assembly to lift upwards relative to the first swing arm; in addition, the first transmission assembly is linked with the first transmission shaft, the second transmission shaft and the first transmission sleeve, so that the camera arranged on the holder can be driven to rotate. Through the arrangement of the structure, the first swing arm can rotate through the second swing arm and the holder through mechanical transmission, so that the folding lifting arm is opened and rotates the camera arranged on the holder, and the camera is positioned at the best shooting angle.
Drawings
Fig. 1 is a schematic structural view of a folding lifting arm for moving a camera car according to the present invention;
fig. 2 is a schematic view of the internal structure of the folding lifting arm in fig. 1.
Description of reference numerals:
1-a first swing arm, 2-a second swing arm, 3-a first transmission shaft, 4-a first transmission sleeve, 5-a second transmission shaft, 6-a mounting hole, 7-a mounting lug, 8-a third transmission shaft, 9-a first pin fork, 10-a first linkage rod, 11-a second transmission sleeve, 12-a first chain wheel, 13-a second chain wheel, 14-a second pin fork, 15-a second linkage rod, 16-a pan-tilt and 17-a wrap angle.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
As shown in fig. 1-2, the folding lifting arm for moving the camera car disclosed in this embodiment includes: the device comprises a machine body, a first swing arm 1, a second swing arm 2, a holder 16, a first transmission shaft 3, a second transmission shaft 5 and a first transmission sleeve 4, wherein the machine body comprises a first swing arm and a second swing arm; the number of the first swing arms 1 is two, and the first ends of the two first swing arms 1 are rotatably connected with the first end of the second swing arm 2 through the first transmission shaft 3; the second end of the second swing arm 2 is rotatably connected with the holder 16 through the second transmission shaft 5; a second end of each first swing arm 1 is provided with a mounting hole 6 and a mounting lug 7, and the mounting hole 6 is suitable for rotatably mounting the first transmission sleeve 4; the first transmission sleeve 4 is suitable for being fixedly sleeved on a fixed shaft of the mobile photographic car, and the mounting lug 7 is connected to a power output shaft of the mobile photographic car; the transmission part comprises a first transmission assembly and a second transmission assembly, and the first transmission assembly is arranged among the first transmission shaft 3, the second transmission shaft 5 and the first transmission sleeve 4; the second transmission assembly is arranged between the first transmission shaft 3 and the first transmission sleeve 4.
As a preferred embodiment of this embodiment, further, as shown in fig. 1-2, the first transmission assembly includes a first linkage mechanism, a second linkage mechanism, and a third transmission shaft 8, and the third transmission shaft 8 is erected in the middle of the first swing arm 1; the first linkage mechanism is respectively connected with the first transmission shaft 3, the first transmission sleeve 4 and the third transmission shaft 8 and is suitable for linking the first transmission shaft 3, the third transmission shaft 8 and the first transmission sleeve 4; the second linkage mechanism is respectively connected with the first transmission shaft 3 and the second transmission shaft 5 and is suitable for linking the first transmission shaft 3 and the third transmission shaft 8.
As a preferred embodiment of this embodiment, as shown in fig. 1-2, the first linkage mechanism includes three first pin forks 9 and first linkage rods 10, the first pin forks 9 include first support holes and first connection rods disposed on two sides of the first support holes, the three first support holes of the first pin forks 9 are respectively and fixedly sleeved on the first transmission shaft 3, the first transmission sleeve 4 and the third transmission shaft 8, the number of the first linkage rods 10 is two, the two first linkage rods 10 are arranged in parallel, and each first linkage rod 10 is connected to the first connection rods of the three first pin forks 9.
As a preferred embodiment of this embodiment, further, as shown in fig. 1-2, the second linkage mechanism includes a second pin fork 14 and a second linkage rod 15; the number of the second pin forks 14 is two, and each second pin fork 14 comprises a second supporting hole and second connecting rods arranged on two sides of the second supporting hole, and the second supporting holes of the two second pin forks 14 are fixedly sleeved on the first transmission shaft 3 and the second transmission shaft 5 respectively; the number of the second linkage rods 15 is two, the two second linkage rods 15 are arranged in parallel, and each second linkage rod 15 is connected with two second connecting rods of the second pin fork 14.
As a preferred embodiment of the present embodiment, further, as shown in fig. 1-2, the second transmission assembly includes a second transmission sleeve 11, a first chain wheel 12, a second chain wheel 13 and a chain; the second transmission sleeve 11 is sleeved on the first transmission shaft 3 and is fixedly connected with the second swing arm 2; the first chain wheel 12 is arranged on the second transmission sleeve 11, the second chain wheel 13 is arranged on the third transmission shaft 8, and the chain is sleeved outside the first chain wheel 12, the second chain wheel 13 and the chain.
As a preferred embodiment of the present embodiment, further, as shown in fig. 1-2, the transmission ratio of the second sprocket 13 to the first sprocket 12 is 1: 2.
as a preferred embodiment of this embodiment, further, as shown in fig. 1-2, two ends of each of the second linkage rods 15 are respectively provided with an arc-shaped groove, two of the arc-shaped grooves are located on the same side, and the arc-shaped grooves of the two second linkage rods 15 are oppositely arranged. The arc-shaped groove is arranged to avoid the influence of the first transmission shaft 3 and the second transmission shaft 5 on the second linkage rod 15, so that the transmission can be carried out in compliance with the transmission acting force.
As a preferred embodiment of this embodiment, further, the machine body further includes a wrap angle 17, the wrap angle 17 is in a U-shaped groove shape, two side webs of the U-shaped groove structure are respectively and fixedly connected to the outer sides of the first ends of the two first swing arms 1, and a bottom plate of the U-shaped groove structure and the mounting lug 7 are located on the same side. The U-shaped groove-shaped wrap angle 17 is suitable for limiting the maximum rotation angle between the first swing arm 1 and the second swing arm 2, and avoiding the second swing arm 2 from over-rotating.
As a preferred embodiment of the present embodiment, further, the first swing arm 1 includes a housing box with an opening at one side and a box cover covering the housing box, the first linkage mechanism and the second linkage mechanism are disposed in the housing box, one end of the first transmission shaft 3, the third transmission shaft 8 and the first transmission sleeve 4 is erected on the box cover, and the other end is erected on the housing box.
As a preferred embodiment of the present embodiment, further, the length of the first swing arm 1 is smaller than the length of the second swing arm 2.
In the structure, the first rocker arm rotates and tilts from the horizontal direction to the upper direction by taking the fixed shaft of the mobile camera car as a shaft, meanwhile, the second end of the second rocker arm rotates and tilts upwards by taking the first transmission shaft 3 arranged at the first end of the first rocker arm as an axial direction, and the rotating directions of the first rocker arm and the second rocker arm are opposite; because the drive ratio of the second chain wheel 13 to the first chain wheel 12 is 2: 1, the rotation angle of the second swing arm relative to the first swing arm is twice the rotation angle of the first swing arm relative to the mobile camera car, and the rotation directions of the second swing arm and the first swing arm are opposite, so that the rotation angle of the second swing arm relative to the mobile camera car is the same as the rotation angle of the first swing arm relative to the mobile camera car, and the rotation directions are opposite. That is, the lifting angle of the folding lifting arm is controllable through the arrangement of the structure.
The pan-tilt 16 is used for mounting a camera, the pan-tilt 16 is mounted on the second transmission shaft 5, and the second transmission shaft 5 is connected with the first transmission shaft 3 through the second transmission assembly, so that the second transmission shaft 5 and the first transmission shaft 3 rotate synchronously at the same rotation angle and in the same rotation direction; the first transmission shaft 3 and the first transmission sleeve 4 rotate synchronously in the same direction, and the first transmission sleeve 4 and the first swing arm 1 rotate synchronously in the opposite direction, so that the rotational angles of the pan head 16 and the first swing arm 1 are the same and the rotational directions are opposite. When mounting the pan/tilt head 16, attention is paid to the mounting angle of the pedestal for mounting the camera so that the pedestal is located above the pan/tilt head 16 when the first swing arm 1 is upright.
The first swing arm 1 and the second swing arm 2 which can be folded are arranged in the folding lifting arm for moving the photographic car, so that the structure of the mobile photographic car is more exquisite, the state of the pedestal can be adjusted according to the state of the folding lifting arm, and the camera mounted on the pedestal can be located at the best photographic position all the time.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.
Claims (10)
1. A folding lifting arm for moving a photographic carriage, comprising:
the device comprises a machine body, a first rotating shaft, a second rotating shaft and a first rotating sleeve, wherein the machine body comprises a first swinging arm, a second swinging arm, a holder, a first transmission shaft, a second transmission shaft and a first transmission sleeve; the number of the first swing arms is two, and the first ends of the two first swing arms are rotatably connected with the first end of the second swing arm through the first transmission shaft; the second end of the second swing arm is rotatably connected with the holder through the second transmission shaft; the second end of each first swing arm is provided with a mounting hole and a mounting lug, and the mounting hole is suitable for rotatably mounting the first transmission sleeve; the first transmission sleeve is suitable for being fixedly sleeved on a fixed shaft of the mobile photographic car, and the mounting lug is connected to a power output shaft of the mobile photographic car;
the transmission part comprises a first transmission assembly and a second transmission assembly, and the first transmission assembly is arranged among the first transmission shaft, the second transmission shaft and the first transmission sleeve; the second transmission assembly is arranged between the first transmission shaft and the first transmission sleeve.
2. The folding lifting arm for mobile photographic carriage as claimed in claim 1, wherein the first transmission assembly comprises a first linkage mechanism, a second linkage mechanism, a third transmission shaft, the third transmission shaft is erected at the middle part of the first swing arm; the first linkage mechanism is respectively connected with the first transmission shaft, the first transmission sleeve and the third transmission shaft and is suitable for linking the first transmission shaft, the third transmission shaft and the first transmission sleeve; the second linkage mechanism is respectively connected with the first transmission shaft and the second transmission shaft and is suitable for linking the first transmission shaft and the third transmission shaft.
3. The folding lifting arm for moving photographic cars of claim 2, wherein the first linkage mechanism comprises three first pin forks and first linkage rods, each of the three first pin forks comprises a first support hole and first connecting rods arranged on two sides of the first support hole, the first support holes of the three first pin forks are respectively and fixedly sleeved on the first transmission shaft, the first transmission sleeve and the third transmission shaft, the number of the first linkage rods is two, the two first linkage rods are arranged in parallel, and each first linkage rod is connected with the first connecting rods of the three first pin forks.
4. The folding lifting arm for mobile camera carriage of claim 3, wherein said second linkage comprises a second pin and a second linkage rod; the number of the second pin forks is two, the second pin forks respectively comprise second supporting holes and second connecting rods arranged on two sides of the second supporting holes, and the second supporting holes of the two second pin forks are respectively fixedly sleeved on the first transmission shaft and the second transmission shaft; the number of the second linkage rods is two, the two second linkage rods are arranged in parallel, and each second linkage rod is connected with the two second connecting rods of the second pin fork.
5. The folding lift arm for mobile camera carts of claim 4 wherein the second drive assembly includes a second drive sleeve, a first sprocket, a second sprocket, and a chain; the second transmission sleeve is sleeved on the first transmission shaft and is fixedly connected with the second swing arm; the first chain wheel is arranged on the second transmission sleeve, the second chain wheel is arranged on the third transmission shaft, and the chain is sleeved outside the first chain wheel, the second chain wheel and the chain.
6. The folding lifting arm for mobile photographic carriage of claim 5, wherein the transmission ratio of the second sprocket to the first sprocket is 1: 2.
7. the foldable lifting arm for mobile camera carriage as claimed in claim 6, wherein each of the second linkage rods has two arc grooves at its two ends, two of the arc grooves are located on the same side, and the two arc grooves of the second linkage rods are opposite to each other.
8. The folding lifting arm for mobile photographic carriage of claim 6,
the organism still includes the cornerite, the cornerite is U type slot form, and U type slot structure's both sides web is fixed connection respectively two the first end outside of first swing arm, and U type slot structure's bottom plate with the installation ear is located same one side.
9. The folding lifting arm for mobile photographic carriage of claim 8,
the first swing arm comprises an accommodating box with an opening at one side and a box cover arranged on the accommodating box in a covering mode, the first linkage mechanism and the second linkage mechanism are arranged in the accommodating box, one end of the first transmission shaft, the third transmission shaft and the first transmission sleeve is arranged on the box cover, and the other end of the first transmission shaft, the third transmission shaft and the first transmission sleeve are arranged on the accommodating box in a erecting mode.
10. The folding lifting arm for mobile photographic carriage of claim 9, wherein the length of the first swing arm is less than the length of the second swing arm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020595656.3U CN212338658U (en) | 2020-04-20 | 2020-04-20 | Folding lifting arm for moving photographic car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020595656.3U CN212338658U (en) | 2020-04-20 | 2020-04-20 | Folding lifting arm for moving photographic car |
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| Publication Number | Publication Date |
|---|---|
| CN212338658U true CN212338658U (en) | 2021-01-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020595656.3U Active CN212338658U (en) | 2020-04-20 | 2020-04-20 | Folding lifting arm for moving photographic car |
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| CN (1) | CN212338658U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113733740A (en) * | 2021-09-13 | 2021-12-03 | 瑞安市中鸿机械制造有限公司 | Plane gilding press with lever swing arm mechanism |
| CN113787513A (en) * | 2021-10-19 | 2021-12-14 | 芯导精密(北京)设备有限公司 | Linkage structure for conveying wafer mechanical arm and mechanical arm thereof |
-
2020
- 2020-04-20 CN CN202020595656.3U patent/CN212338658U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113733740A (en) * | 2021-09-13 | 2021-12-03 | 瑞安市中鸿机械制造有限公司 | Plane gilding press with lever swing arm mechanism |
| CN113733740B (en) * | 2021-09-13 | 2024-06-07 | 瑞安市中鸿机械制造有限公司 | Plane gilding press with lever swing arm mechanism |
| CN113787513A (en) * | 2021-10-19 | 2021-12-14 | 芯导精密(北京)设备有限公司 | Linkage structure for conveying wafer mechanical arm and mechanical arm thereof |
| CN113787513B (en) * | 2021-10-19 | 2022-11-01 | 芯导精密(北京)设备有限公司 | Linkage structure for conveying wafer mechanical arm and mechanical arm thereof |
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