CN112066214B - Automatic telescopic mechanism of photographic apparatus - Google Patents
Automatic telescopic mechanism of photographic apparatus Download PDFInfo
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- CN112066214B CN112066214B CN202011026284.3A CN202011026284A CN112066214B CN 112066214 B CN112066214 B CN 112066214B CN 202011026284 A CN202011026284 A CN 202011026284A CN 112066214 B CN112066214 B CN 112066214B
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- 230000005540 biological transmission Effects 0.000 claims description 28
- 230000005484 gravity Effects 0.000 claims description 26
- 230000000087 stabilizing effect Effects 0.000 claims description 22
- 238000009434 installation Methods 0.000 claims description 4
- 238000000034 method Methods 0.000 claims description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/20—Undercarriages with or without wheels
- F16M11/24—Undercarriages with or without wheels changeable in height or length of legs, also for transport only, e.g. by means of tubes screwed into each other
- F16M11/26—Undercarriages with or without wheels changeable in height or length of legs, also for transport only, e.g. by means of tubes screwed into each other by telescoping, with or without folding
- F16M11/32—Undercarriages for supports with three or more telescoping legs
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/04—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand
- F16M11/043—Allowing translations
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/04—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand
- F16M11/06—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand allowing pivoting
- F16M11/08—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand allowing pivoting around a vertical axis, e.g. panoramic heads
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/18—Heads with mechanism for moving the apparatus relatively to the stand
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M2200/00—Details of stands or supports
- F16M2200/06—Arms
- F16M2200/066—Arms being part of the head
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Accessories Of Cameras (AREA)
- Studio Devices (AREA)
Abstract
The invention discloses an automatic telescopic mechanism of a photographic apparatus, which comprises a tripod, a telescopic arm assembly and a mounting disc, wherein the telescopic arm assembly is fixed on the tripod by adopting the mounting disc, and a camera is fixed at the telescopic adjusting end of the telescopic arm assembly; the telescopic arm component comprises an angle telescopic adjusting component and a length telescopic adjusting component, wherein the angle telescopic adjusting component can adjust the shooting angle of the camera, the length telescopic adjusting component can adjust the distance of the camera extending out based on a tripod, the tripod comprises three groups of support body components and three groups of support body components commonly support a mounting disc and each group of the support body components are provided with mounting feet at the bottom.
Description
Technical Field
The invention relates to the technical field of photographic appliances, in particular to an automatic telescopic mechanism of a photographic appliance.
Background
At present, a tripod is mainly used as an auxiliary device for stabilizing a camera, and particularly, the tripod is important when long-time exposure or long-time shooting is performed.
However, the shooting best position is not always the same, or after the tripod is fixed and shooting is performed, a certain distance is often found between the position of the tripod and the best shooting position, when the two conditions occur, the shooting position is changed by moving the tripod, however, moving the tripod is troublesome and needs to be remounted, fixed and leveled, therefore, how to change the shooting position without moving the tripod is realized, and in the process of changing the shooting position of the camera, the stability of the camera is improved, which becomes a focus of attention.
Therefore, it is necessary to provide an automatic retracting mechanism of a photographing apparatus to solve the above problems in the background art.
Disclosure of Invention
In order to achieve the purpose, the invention provides the following technical scheme: an automatic telescopic mechanism of a photographic apparatus comprises a tripod, a telescopic arm assembly and a mounting disc, wherein the telescopic arm assembly is fixed on the tripod by the mounting disc, and a camera is fixed on a telescopic adjusting end of the telescopic arm assembly;
the telescopic arm assembly comprises an angle telescopic adjusting assembly and a length telescopic adjusting assembly, wherein the angle telescopic adjusting assembly can adjust the shooting angle of the camera, and the length telescopic adjusting assembly can adjust the distance of the camera extending out based on a tripod.
Further, as preferred, the tripod includes three group support body subassemblies, three groups the support body subassembly supports the mounting disc jointly, and every group the bottom of support body subassembly all is provided with the installation foot.
Further, preferably, the frame body assembly comprises a first frame body, a first adjusting disc, a second adjusting disc and a second frame body, wherein two groups of second frame bodies are symmetrically fixed at the bottom of the first adjusting disc, and two groups of first frame bodies are symmetrically fixed at the top of the second adjusting disc;
the two groups of first frame bodies slide through the first adjusting disc, the two groups of second frame bodies slide through the second adjusting disc, the two groups of first frame bodies are fixed below the mounting disc, and locking nuts are connected to the two groups of second frame bodies through threads and used for supporting the second adjusting disc on the second frame body;
and a gravity center piece is further arranged on the first adjusting plate.
Further, as preferred, the gravity center piece includes bracing piece one, ring seat and focus regulator, wherein, the ring seat adopts bracing piece one to be fixed in one side of adjustment disk one, the one end of focus regulator is connected with the rope body, the rope body upwards passes ring seat and links to each other with adjustment disk two to make when upwards moving adjustment disk two in order to heighten the height of mounting disc, make focus regulator remove downwards.
Further, preferably, the gravity center piece comprises a gravity center adjuster and a second supporting rod, and the gravity center adjuster is fixed on the first adjusting plate by the second supporting rod, so that the position of the gravity center adjuster is kept unchanged.
Further, as preferred, the flexible adjusting part of length includes stand, firm arm, firm cover, flexible arm, threaded rod and transmission storehouse, wherein, firm arm adopts the stand level to be fixed in the top of mounting disc, the fixed cover in outside of firm arm is equipped with firm cover, set up the spacing spout of multiunit along its axial extension on the inner wall of firm cover, it is provided with limit slide to correspond to slide in the spacing spout, limit slide is fixed in on the flexible arm, thereby makes flexible arm can slide and set up in firm cover, the one end that stable cover was kept away from to flexible arm is fixed with the transmission storehouse, the opposite side in transmission storehouse adopts the camera seat to be provided with the camera.
Further, as preferred, the through-hole has been seted up at the middle part of flexible arm for place the threaded rod, the one end of threaded rod stretch into in the firm cover and with firm arm threaded connection, the other end of threaded rod stretches into in the transmission storehouse and coaxial fixed has the worm, the worm links to each other with the turbine transmission, the turbine is rotated by fixing the outside positive and negative motor drive in transmission storehouse.
Further, preferably, the angle telescopic adjustment assembly comprises a first telescopic rod, a follow-up rod, a sliding seat, a connecting rod, a balance seat and a second telescopic rod, wherein the first telescopic rod is arranged above the stabilizing sleeve in parallel and in the same direction, one end of the first telescopic rod is hinged with the camera seat, the other end of the camera seat is hinged with the transmission bin, the other end of the first telescopic rod is fixedly connected with the connecting rod by adopting a follow-up telescopic piece, the connecting rod is fixed on the concave-shaped balance seat, the bottom of the balance seat is fixedly provided with the second telescopic rod, and the telescopic end of the second telescopic rod is fixedly connected with the stabilizing sleeve;
the stabilizing sleeve is also arranged in a limiting groove formed in the balancing seat in a sliding manner by adopting a sliding block;
and the horizontal state of the first telescopic rod can be kept while the inclination angle of the camera base is adjusted through the extension and retraction of the first telescopic rod and the extension and retraction of the second telescopic rod.
Further, preferably, the servo-actuated telescopic part comprises a follower rod and a sliding seat, wherein the follower rod is arranged in the sliding seat in a sliding manner, and an adjusting spring is connected between the follower rod and the sliding seat.
Further, preferably, an elastic supporting member is fixed between the sliding base and the stable sleeve.
Compared with the prior art, the invention provides an automatic telescopic mechanism of a photographic apparatus, which has the following beneficial effects:
1. in this device, be provided with the focus piece on adjustment disk one, in one of them scheme, the focus piece includes bracing piece one, ring seat and focus regulator, wherein, the ring seat adopts bracing piece one to be fixed in one side of adjustment disk one, the one end of focus regulator is connected with the rope body, the rope body upwards passes ring seat and links to each other with adjustment disk two, thereby when making rebound adjustment disk two in order to heighten the height of mounting disc, make focus regulator remove downwards, thereby balanced or the holistic focus of reducing, improve the stability of support body subassembly.
2. In this device, rotation through the threaded rod, can make the threaded rod to being close to or keeping away from firm arm, thereby drive transmission storehouse and camera seat and be close to or keep away from firm arm, and telescopic link one can keep covering parallel and syntropy state with firm with the follower rod, and through the flexible of telescopic link one and telescopic link two, can keep the horizontality of telescopic link one when adjusting the inclination of camera seat, thereby the firm state of camera seat has been improved, and can restrict the degree of freedom of connecting rod with fixed continuous mode with connecting rod and balanced seat, and can guarantee again that camera seat angle can be adjusted smoothly on firm the cover with balanced seat slip setting, only when both all carry out the during operation, the camera seat just can carry out angle modulation, and when one of them telescopic link is when the machine, the camera seat still can keep original state.
Drawings
FIG. 1 is a perspective view of an automatic retracting mechanism of a photographing apparatus;
FIG. 2 is a schematic plan view of a telescopic arm assembly in an automatic telescopic mechanism of a photographing apparatus;
FIG. 3 is a first schematic view of a frame assembly of an automatic retracting mechanism of a photographing apparatus;
FIG. 4 is a second schematic structural view of a frame assembly of an automatic retracting mechanism of a photographing apparatus;
FIG. 5 is a schematic view showing an operation of a telescopic arm assembly in an automatic telescopic mechanism of a photographing apparatus;
in the figure: 1. a tripod; 2. a telescopic arm assembly; 3. a frame assembly; 4. mounting a disc; 5. a column; 6. a stabilizing arm; 7. a stabilizing sleeve; 8. a telescopic arm; 9. a limiting slide block; 10. a threaded rod; 11. a positive and negative rotation motor; 12. a transmission bin; 13. a camera stand; 14. a first telescopic rod; 15. a follower rod; 16. a slide base; 17. a connecting rod; 18. a balance seat; 19. a limiting groove; 20. an elastic support member; 21. a second telescopic rod; 31. a first frame body; 32. a first adjusting plate; 33. a second adjusting plate; 34. a second frame body; 35. a first supporting rod; 36. a ring seat; 37. a center of gravity adjuster; 38. and a second supporting rod.
Detailed Description
Referring to fig. 1 to 5, in an embodiment of the present invention, an automatic telescopic mechanism of a photographic apparatus includes a tripod 1, a telescopic arm assembly 2 and a mounting plate 4, wherein the telescopic arm assembly 2 is fixed to the tripod 1 by using the mounting plate 4, and a camera is fixed to a telescopic adjusting end of the telescopic arm assembly 2;
the telescopic arm assembly 2 comprises an angle telescopic adjusting assembly and a length telescopic adjusting assembly, wherein the angle telescopic adjusting assembly can adjust the shooting angle of the camera, and the length telescopic adjusting assembly can adjust the distance of the camera extending out based on the tripod 1.
In this embodiment, tripod 1 includes three group support body subassemblies 3, three groups support body subassembly 3 and support mounting disc 4 jointly, and every group the bottom of support body subassembly 3 all is provided with the installation foot.
In this embodiment, the frame assembly 3 includes a first frame body 31, a first adjusting disk 32, a second adjusting disk 33 and a second frame body 34, wherein two sets of second frame bodies 34 are symmetrically fixed at the bottom of the first adjusting disk 32, and two sets of first frame bodies 31 are symmetrically fixed at the top of the second adjusting disk 33;
the two groups of first frame bodies 31 slide through the first adjusting discs 32, the two groups of second frame bodies 34 slide through the second adjusting discs 33, the two groups of first frame bodies 31 are fixed below the mounting disc 4, locking nuts are connected to the two groups of second frame bodies 34 in a threaded mode and used for supporting the second adjusting discs 33 on the second frame bodies 34, the two groups of first frame bodies and the two groups of second frame bodies are matched with each other to improve the overall stability of the frame body assembly 3, and the height of the mounting disc 4 can be changed through adjustment of the locking nuts;
the first adjusting disk 32 is also provided with a gravity center piece.
In this embodiment, as shown in fig. 3, the gravity center piece includes a first support rod 35, a ring seat 36 and a gravity center adjuster 37, wherein the ring seat 36 is fixed to one side of the first adjustment disk 32 by the first support rod 35, one end of the gravity center adjuster 37 is connected with a rope, and the rope passes through the ring seat 36 and is connected with the second adjustment disk 33, so that when the second adjustment disk 33 is moved upwards to increase the height of the installation disk 4, the gravity center adjuster 37 moves downwards, thereby balancing or lowering the overall gravity center, and improving the stability of the frame assembly 3.
In another embodiment, as shown in fig. 4, the gravity center piece comprises a gravity center adjuster 37 and a second support rod 38, and the gravity center adjuster 37 is fixed on the first adjusting disk 32 by the second support rod 38, so that the position of the gravity center adjuster 37 is kept unchanged.
In this embodiment, the flexible adjusting part of length includes stand 5, firm arm 6, firm cover 7, flexible arm 8, threaded rod 10 and transmission storehouse 12, wherein, firm arm 6 adopts the 5 horizontally fixed in tops of mounting disc 4 of stand, the fixed cover in outside of firm arm 6 is equipped with firm cover 7, set up the spacing spout of multiunit along its axial extension on the inner wall of firm cover 7, it is provided with spacing slider 9 to correspond to slide in the spacing spout, spacing slider 9 is fixed in on the flexible arm 8, thereby makes flexible arm 8 can slide and set up in firm cover 7, the one end that stable cover 7 was kept away from to flexible arm 8 is fixed with transmission storehouse 12, the opposite side of transmission storehouse 12 adopts camera seat 13 to be provided with the camera.
In this embodiment, the through-hole has been seted up at the middle part of flexible arm 8 for place threaded rod 10, the one end of threaded rod 10 stretch into in the firm cover 7 and with firm arm 6 threaded connection, the other end of threaded rod 10 stretches into in the transmission storehouse 12 and the coaxial worm that is fixed with, the worm links to each other with the turbine transmission, the turbine is rotated by fixing the outside just reversal motor drive in transmission storehouse 12, and is concrete, and the one end that the threaded rod stretched into transmission storehouse 12 adopts the bearing to link to each other with transmission storehouse 12, and when the drive, the rotation of threaded rod 10 can make threaded rod 10 to be close to or keep away from firm arm 6 to drive transmission storehouse 12 and camera seat 13 and be close to or keep away from firm arm 6.
In this embodiment, as shown in fig. 2, the angle telescopic adjustment assembly includes a first telescopic rod 14, a follower rod 15, a sliding seat 16, a connecting rod 17, a balance seat 18 and a second telescopic rod 21, wherein the first telescopic rod 14 is parallel and equidirectionally disposed above the stabilizing sleeve 7, one end of the first telescopic rod 14 is hinged to the camera seat 13, the other end of the camera seat 13 is hinged to the transmission bin 12, the other end of the first telescopic rod 14 is fixedly connected to the connecting rod 17 by a follower telescopic member, the connecting rod 17 is fixed to the concave-shaped balance seat 18, the second telescopic rod 21 is fixed to the bottom of the balance seat 18, and the telescopic end of the second telescopic rod 21 is fixedly connected to the stabilizing sleeve 7;
the stabilizing sleeve 7 is also arranged in a limiting groove 19 formed in the balance seat 18 in a sliding manner by adopting a sliding block;
and the inclination angle of the camera base 13 can be adjusted and the horizontal state of the telescopic rod 14 can be kept at the same time by the extension and contraction of the telescopic rod one 14 and the telescopic rod two 21, so that the stable state of the camera base is improved, specifically, the connecting rod and the balance base 18 can limit the freedom degree of the connecting rod 17 in a fixed connection mode, and the balance base 18 is arranged on the stable sleeve 7 in a sliding mode, so that the smooth adjustment of the angle of the camera base 13 can be ensured, for example, when the camera base 13 is adjusted in an anticlockwise rotation mode, the telescopic rod one 14 is contracted, the telescopic rod two 21 is extended, the camera base 13 rotates anticlockwise around the transmission bin 12, the anticlockwise circumferential movement of the hinge joint of the camera base 13 and the telescopic rod one 14 can be decomposed into leftward movement and downward movement, wherein the leftward movement is matched by the telescopic rod one 14, and the downward movement needs to move the telescopic rod one 14 as a whole, and through the extension of the second telescopic rod 21, the balance seat 18 can be integrally moved downwards, so that the first telescopic rod 14 can be moved downwards to realize the angle adjustment of the camera seat 13, and particularly, the first telescopic rod 14 and the second telescopic rod 21 are arranged in the mechanism to be matched, so that the integral fault tolerance rate and stability can be improved, and specifically, only when the two are operated, the camera seat 13 can be subjected to the angle adjustment, in other words, when one of the telescopic rods is in a machine state, the camera seat 13 can be kept in an original state.
In a preferred embodiment, the follower-telescoping member comprises a follower-rod 15 and a slide 16, wherein the follower-rod 15 is slidably disposed in the slide 16, and an adjusting spring is connected between the follower-rod 15 and the slide 16, so that the follower-rod 15 can move along with the telescopic arm 8 when the telescopic arm moves.
In a preferred embodiment, an elastic support 20 is fixed between the slide 16 and the stable sleeve 7.
When concrete implementation, the regulation through lock nut changes the height that mounting disc 4 located and makes it reach suitable height, install the camera on camera seat 13 afterwards, utilize the rotation of threaded rod 10, can make threaded rod 10 to being close to or keeping away from firm arm 6, thereby drive transmission storehouse 12 and camera seat 13 and be close to or keep away from firm arm 6, and flexible and the flexible of two 21 of telescopic link through telescopic link 14, can keep the horizontality of a telescopic link 14 when adjusting camera seat 13's inclination, thereby the firm state of camera seat has been improved, after the regulation, it can to take a picture to find a view.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention are equivalent to or changed within the technical scope of the present invention.
Claims (7)
1. An automatic telescopic mechanism of a photographic apparatus comprises a tripod (1), a telescopic arm assembly (2) and a mounting disc (4), wherein the telescopic arm assembly (2) is fixed on the tripod (1) by the mounting disc (4), and a camera is fixed at the telescopic adjusting end of the telescopic arm assembly (2);
the method is characterized in that: the telescopic arm assembly (2) comprises an angle telescopic adjusting assembly and a length telescopic adjusting assembly, wherein the angle telescopic adjusting assembly can adjust the shooting angle of the camera, and the length telescopic adjusting assembly can adjust the extending distance of the camera based on the tripod (1);
the length telescopic adjusting component comprises an upright post (5), a stabilizing arm (6), a stabilizing sleeve (7), a telescopic arm (8), a threaded rod (10) and a transmission bin (12), wherein the stabilizing arm (6) is horizontally fixed above the mounting disc (4) by adopting an upright post (5), the outside of the stabilizing arm (6) is fixedly sleeved with a stabilizing sleeve (7), the inner wall of the stabilizing sleeve (7) is provided with a plurality of groups of limiting sliding chutes extending along the axial direction of the stabilizing sleeve, a limiting slide block (9) is correspondingly arranged in the limiting slide groove in a sliding way, the limiting slide block (9) is fixed on the telescopic arm (8), so that the telescopic arm (8) can be arranged in the stable sleeve (7) in a sliding way, a transmission bin (12) is fixed at one end of the telescopic arm (8) far away from the stabilizing sleeve (7), a camera is arranged on the other side of the transmission bin (12) by adopting a camera base (13);
the middle part of the telescopic arm (8) is provided with a through hole for placing a threaded rod (10), one end of the threaded rod (10) extends into the stabilizing sleeve (7) and is in threaded connection with the stabilizing arm (6), the other end of the threaded rod (10) extends into the transmission bin (12) and is coaxially fixed with a worm, the worm is in transmission connection with a turbine, and the turbine is driven to rotate by a forward and reverse rotating motor fixed outside the transmission bin (12);
the angle telescopic adjusting assembly comprises a first telescopic rod (14), a follow-up rod (15), a sliding seat (16), a connecting rod (17), a balance seat (18) and a second telescopic rod (21), wherein the first telescopic rod (14) is arranged above the stabilizing sleeve (7) in parallel and in the same direction, one end of the first telescopic rod (14) is hinged to the camera seat (13), the other end of the camera seat (13) is hinged to the transmission bin (12), the other end of the first telescopic rod (14) is fixedly connected with the connecting rod (17) through a follow-up telescopic piece, the connecting rod (17) is fixed on the concave balance seat (18), the second telescopic rod (21) is fixed at the bottom of the balance seat (18), and the telescopic end of the second telescopic rod (21) is fixedly connected with the stabilizing sleeve (7);
the stabilizing sleeve (7) is also arranged in a limiting groove (19) formed in the balance seat (18) in a sliding manner by adopting a sliding block;
and the horizontal state of the first telescopic rod (14) can be kept while the inclination angle of the camera base (13) is adjusted through the extension and retraction of the first telescopic rod (14) and the extension and retraction of the second telescopic rod (21).
2. The automatic retracting mechanism of a photographic apparatus according to claim 1, wherein: tripod (1) includes three group support body subassemblies (3), and three groups support body subassembly (3) support mounting disc (4) jointly, and every group the bottom of support body subassembly (3) all is provided with the installation foot.
3. The automatic retracting mechanism of a photographic apparatus according to claim 2, wherein: the rack body assembly (3) comprises a rack body I (31), an adjusting disc I (32), an adjusting disc II (33) and a rack body II (34), wherein two groups of rack bodies II (34) are symmetrically fixed at the bottom of the adjusting disc I (32), and two groups of rack bodies I (31) are symmetrically fixed at the top of the adjusting disc II (33);
the two groups of first frame bodies (31) slide through the first adjusting discs (32), the two groups of second frame bodies (34) slide through the second adjusting discs (33), the two groups of first frame bodies (31) are fixed below the mounting disc (4), and locking nuts are connected to the two groups of second frame bodies (34) in a threaded mode and used for supporting the second adjusting discs (33) on the second frame bodies (34);
the first adjusting disk (32) is also provided with a gravity center piece.
4. The automatic retracting mechanism of a photographing apparatus according to claim 3, wherein: the gravity center piece comprises a first supporting rod (35), a ring seat (36) and a gravity center adjuster (37), wherein the ring seat (36) is fixed on one side of the first adjusting disc (32) through the first supporting rod (35), one end of the gravity center adjuster (37) is connected with a rope body, the rope body penetrates through the ring seat (36) upwards and is connected with a second adjusting disc (33), and therefore when the second adjusting disc (33) is moved upwards to increase the height of the mounting disc (4), the gravity center adjuster (37) is moved downwards.
5. The automatic retracting mechanism of a photographing apparatus according to claim 3, wherein: the gravity center piece comprises a gravity center adjuster (37) and a second supporting rod (38), and the gravity center adjuster (37) is fixed on the first adjusting disk (32) through the second supporting rod (38), so that the position of the gravity center adjuster is kept unchanged.
6. The automatic retracting mechanism of a photographic apparatus according to claim 1, wherein: the follow-up telescopic piece comprises a follow-up rod (15) and a sliding seat (16), wherein the follow-up rod (15) is arranged in the sliding seat (16) in a sliding mode, and an adjusting spring is connected between the follow-up rod (15) and the sliding seat (16).
7. The automatic retracting mechanism of a photographic apparatus according to claim 6, wherein: an elastic supporting piece (20) is fixed between the sliding seat (16) and the stable sleeve (7).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011026284.3A CN112066214B (en) | 2020-09-25 | 2020-09-25 | Automatic telescopic mechanism of photographic apparatus |
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| CN202011026284.3A CN112066214B (en) | 2020-09-25 | 2020-09-25 | Automatic telescopic mechanism of photographic apparatus |
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| CN112066214A CN112066214A (en) | 2020-12-11 |
| CN112066214B true CN112066214B (en) | 2022-01-25 |
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| JP2000170994A (en) * | 1998-12-04 | 2000-06-23 | Matsushita Electric Ind Co Ltd | Three-dimensional positioning device |
| CN103133833A (en) * | 2013-03-12 | 2013-06-05 | 鲁东大学 | Rocker arm |
| CN205298975U (en) * | 2016-01-21 | 2016-06-08 | 河南理工大学万方科技学院 | Movie & TV rocking arm bearing structure that makes a video recording |
| CN207049550U (en) * | 2017-05-09 | 2018-02-27 | 天津云端影视传媒有限公司 | Professional Photography small rocker |
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