CN218032221U - Quick dismounting and mounting system for rotary middle shaft of photographic appliance - Google Patents
Quick dismounting and mounting system for rotary middle shaft of photographic appliance Download PDFInfo
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- CN218032221U CN218032221U CN202221715286.8U CN202221715286U CN218032221U CN 218032221 U CN218032221 U CN 218032221U CN 202221715286 U CN202221715286 U CN 202221715286U CN 218032221 U CN218032221 U CN 218032221U
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Abstract
A quick dismounting system for a rotary middle shaft of a photographic apparatus comprises: a touch top device and a rotary operating device; the clutch driving device is arranged between the contact jacking device and the rotating operation device and comprises a base body, a locking movable block, a first screw joint block, a second screw joint block and a clutch operation piece; the first screwing block and the second screwing block are close to each other by means of the clutch control piece to be matched with the plug bolt to be in an occlusion state, or the first screwing block and the second screwing block are relatively far away to be separated from the plug bolt to be in an unlocking state; the clamping device can quickly realize the disassembly and assembly operation, and has strong universality, simple structure, stable and reliable clamping and the like; therefore, the device has excellent performance in technical, economic and practical properties.
Description
Technical Field
The utility model relates to a rotatory axis quick assembly disassembly system of photographic apparatus.
Background
According to market research and patent retrieval, the existing photographing and photographing equipment is placed on a tripod and a tripod head for fixing, and a middle shaft (a threaded shaft) needs to be locked so as to enable a camera to be fixedly used; the locking operation is carried out in a threaded connection mode, the traditional threaded connection structure is complex, the threaded connection is carried out from the bottommost part of the middle shaft, the number of times of rotation operation is large, particularly, when natural landscape or other needs to be locked and snapped in real time and used, quick disassembly and assembly cannot be achieved, the best action cannot be achieved, the action stability and the safety are poor, the locking operation is generally carried out in a spiral structure mode, the operation is not convenient, and the phenomena of ageing, tooth sliding or loosening matching and the like easily occur after long-time use; therefore, we developed a system for quickly assembling and disassembling the rotary middle shaft of a photographic apparatus.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a rotatory axis quick assembly disassembly system of photographic apparatus is to provide, but the quick assembly disassembly operation of realization, the commonality is strong, simple structure, reliable and stable etc..
In order to realize the above purpose, the utility model provides a technical scheme be a rotatory axis quick assembly disassembly system of photographic apparatus, it includes:
a touch top device and a rotary operating device;
the clutch driving device is arranged between the contact jacking device and the rotating operation device and comprises a base body, a locking movable block, a first screw joint block, a second screw joint block and a clutch operation piece; the first screw joint block and the second screw joint block are close to each other by means of the clutch control piece to be matched with the plug bolt to be in an occluded state, or the first screw joint block and the second screw joint block are relatively far away from each other to be separated from the plug bolt to be in an unlocked state;
the seat body is provided with an embedding cavity for embedding the first screw joint block and the second screw joint block and enabling the first screw joint block and the second screw joint block to move relatively, the embedding cavity is communicated with the locking cavity, and the locking movable block props against the first screw joint block and the second screw joint block to prevent separation when entering the locking cavity;
when the clutch control piece drives the locking movable block to leave the locking cavity, the first screw joint block and the second screw joint block are not limited by the locking movable block and relatively move away from the locking cavity to be unlocked, so that the quick assembly and disassembly are realized.
In one or more embodiments of the utility model, rotatory operating device does the locking movable block provides the direction chamber, the locking movable block in support to hold and make the locking movable block rebound get into the locking chamber with the help of spring elasticity in the direction intracavity and between it and the rotatory operating device.
In one or more embodiments of the present invention, the seat body provides a movable cavity for the clutch operating member, the number of the clutch operating members is two, and the two clutch operating members are disposed relatively to connect the corresponding first screw joint block and the second screw joint block to form a bi-directional driving clutch.
In one or more embodiments of the present invention, a return spring is disposed between the clutch operating member and the seat body, and the clutch operating member is connected to the guide post via the first screw joint block and the second screw joint block; the base body provides a guide hole for the guide post.
In one or more embodiments of the present invention, the insertion cavity provides two side guides for the hanging member, a supporting spring is provided between the hanging member and the rotary operating device, the hanging member is provided with a bottom support, and the bottom support abuts against the elastic of the first screw joint block and the second screw joint block to prevent the first screw joint block and the second screw joint block from moving up and down.
In one or more embodiments of the present invention, the top-contacting device includes an open shell, a turntable, and a turntable seat, the turntable seat has an insertion hole, and the turntable seat provides a connection through hole for the rotation driving column; the rotary driving column penetrates through the rotary disc seat and the seat body to be connected to the rotary operating device, so that the rotary operating device drives the rotary disc seat and the seat body to rotate when rotating.
In one or more embodiments of the present invention, the first screw connection block and the second screw connection block are respectively provided with a half-turn internal screw thread.
In one or more embodiments of the present invention, the clutch operating member is provided with an inclined guide surface, and the locking movable block is a fit with the inclined guide surface to provide an extrusion inclined surface.
In one or more embodiments of the present invention, the rotary operating device is cylindrical, and the rotary operating device is provided with a lower through hole, and the lower through hole and the connecting through hole are coaxially disposed.
In one or more embodiments of the present invention, the number of the guide posts is plural, and they are spaced and arranged with the axis parallel.
Compared with the background art, the utility model, the effect that exists is:
due to the adoption of the scheme, the utility model can realize the disassembly and assembly operation quickly, and has strong universality, simple structure, stable and reliable clamping and the like; therefore, the device has excellent performance in technical, economical and practical properties.
Drawings
Fig. 1 is a schematic structural view of a rotary middle shaft quick dismounting system of a photographic apparatus according to an embodiment of the present invention;
fig. 2 is a schematic view of an expanded structure of a quick dismounting system for a rotary middle shaft of a photographic apparatus according to an embodiment of the present invention;
fig. 3 is a schematic diagram of a further developed structure of a quick dismounting system for a rotary middle shaft of a photographic apparatus according to an embodiment of the present invention;
fig. 4 is a schematic view of an expanded structure of the quick dismounting system for a rotary middle shaft of a photographic apparatus at another viewing angle according to an embodiment of the present invention;
fig. 5 is a schematic cross-sectional view of a rotary middle shaft quick mounting and dismounting system of a photographic apparatus according to an embodiment of the present invention;
fig. 6 is a schematic partial sectional view of a rotary middle shaft quick mounting and dismounting system of a photographing apparatus according to an embodiment of the present invention;
fig. 7 is a schematic cross-sectional view of a rotary middle shaft quick mounting and dismounting system of a photographic apparatus according to an embodiment of the present invention;
those skilled in the art can appreciate that the shapes, configurations and solutions shown in the drawings are not necessarily to scale, and that the sizes of the various components and elements of the drawings may be exaggerated or minimized to more clearly illustrate the embodiments of the present invention described herein.
Detailed Description
Reference will now be made in detail to the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar functions throughout.
The orientation shown in the drawings is not to be considered as limiting the scope of the invention, but merely as providing a reference to the preferred embodiments, changes in position or addition of numbers or structural simplifications may be made to the product parts shown in the drawings.
The relation of "connected" in the specification and "connected" between the components shown in the drawings may be understood as fixedly connected or detachably connected or integrally connected; the connecting elements can be directly connected or connected through an intermediate medium, and persons skilled in the art can understand the connecting relation according to specific conditions, and can use the connecting elements in a screwed connection or riveting connection or welding connection or clamping connection or embedding connection mode to replace different embodiments in a proper mode.
The terms of orientation such as up, down, left, right, top, bottom, and the like in the description and the orientation shown in the drawings, may be used for direct contact or contact with each other through another feature therebetween; above may be directly above and obliquely above, or it simply means above the other; other orientations may be understood by analogy. The technical solution and the advantages of the present invention will be made clearer and clearer by further describing the embodiments of the present invention with reference to the drawings of the specification.
Specific embodiments are described with particular reference to fig. 1-7, however, those skilled in the art will readily appreciate that the detailed description given herein with respect to these figures is for explanatory purposes only and should not be construed as limiting; the embodiment provides a quick dismounting system of a rotary middle shaft of a photographic apparatus, which comprises a touch top device 1, a rotary operating device 2 and a clutch driving device 3, wherein the clutch driving device 3 is arranged between the touch top device 1 and the rotary operating device 2, and the clutch driving device 3 comprises a seat body 31, a locking movable block 32, a first screw joint block 33, a second screw joint block 34 and a clutch operating piece 35; the first and second screw blocks 33, 34 are moved toward each other by the clutch operating member 35 to engage the plug bolt 4 in the engaged state, or the first and second screw blocks 33, 34 are moved away from each other to disengage the plug bolt 4 in the unlocked state.
The seat body 31 is provided with an insertion cavity 311 for the first screw joint block 33 and the second screw joint block 34 to be embedded and capable of relatively moving, the insertion cavity 311 is communicated with the locking cavity 312, and the locking movable block 32 supports against the first screw joint block 33 and the second screw joint block 34 to prevent separation when entering the locking cavity 312; when the clutch operating piece 35 drives the locking movable block 32 to leave the locking cavity 312, the first screw joint block 33 and the second screw joint block 34 are not limited by the locking movable block 32 and move relatively far away to unlock, so that quick assembly and disassembly are realized.
In the present embodiment, the rotary actuator 2 provides the guide cavity 21 for the locking pad 32, and the locking pad 32 may have two pads, which may be symmetrically disposed; the locking movable block 32 is located in the guide cavity 21 and elastically abuts against the rotary operating device 2 by means of the spring 5, so that the locking movable block 32 moves upwards into the locking cavity 312, and at this time, the first screw joint block 33 and the second screw joint block 34 are relatively close to the connectable plug bolt 4 for engaging operation to lock.
The seat body 31 provides a movable cavity 313 for the clutch control member 35, the number of the clutch control members 313 is two, and the two clutch control members are oppositely and symmetrically arranged to connect the corresponding first screw joint block 33 and the second screw joint block 34 to form a bidirectional driving clutch, and the two clutch control members can be operated by pressing with a single hand when in use.
A return spring 6 is arranged between the clutch operating piece 35 and the seat body 31, and a guide column 7 is connected between the clutch operating piece 35 and the first screw joint block 33 and the second screw joint block 34; the guide posts 7 are multiple in number and are arranged at intervals and in parallel with the axis. The housing 31 provides a guide hole 314 for the guide post 7. The guide post 7 moves in the guide hole 314 and is supported by the elastic force of the return spring 6, and when the clutch operating member 35 presses the locking moving block 32 to disengage from the locking cavity 312 and enter the guide cavity 21, the first screw joint block 33 and the second screw joint block 34 relatively move away under the action of the return spring 6 to form unlocking, so that the plug bolt 4 can be quickly disengaged.
The placing cavity 311 provides two side guiding parts 315 for the hanging part 36, a supporting spring 8 is arranged between the hanging part 36 and the rotary operating device 2, the hanging part 36 is provided with a bottom support 361, and the bottom support 361 is elastically abutted and contacted with the first screw joint block 33 and the second screw joint block 34 to prevent the first screw joint block 33 and the second screw joint block 34 from shifting up and down.
The top-contacting device 1 comprises an open shell 11, a rotary disc 12 and a rotary disc seat 13, wherein the rotary disc seat 13 is provided with an insertion hole 131, and the insertion hole 131 is used for placing the plug bolt 4. The turntable base 13 provides a connecting through hole 132 for the rotary driving column 9; the rotary driving column 9 penetrates through the turntable base 13 and the base body 31 and is connected to the rotary operating device 2, so that the rotary operating device 2 drives the turntable base 13 and the base body 31 to rotate when rotating.
The first and second screw blocks 33, 34 are provided with half- turn screw threads 331, 341, respectively. The clutch operating member 35 is provided with an inclined guide surface 351 and the locking movable block 32 provides a pressing inclined surface 321 for engaging the inclined guide surface 351. The rotary operating device 2 is cylindrical, the rotary operating device 2 is provided with a lower through hole 22, and the lower through hole 22 and the connecting through hole 131 are coaxially arranged.
By integrating the above embodiments and combining all the drawings, the camera and the camera device 10 are placed on the camera support tripod, the plug bolt 4 is installed to extend downwards, when screwing is needed, the plug bolt 4 is sleeved on a platform position close to the tripod, the first screw joint block 33 and the second screw joint block 34 are meshed with the plug bolt 4 through the operation of the clutch control piece 35, and the rotary control device 2 is placed to make the screw joint block 33 and the second screw joint block 34 screwed with respect to the plug bolt 4 so that the contact top device 1 is supported upwards and locked. When the plug bolt needs to be loosened, the clutch operating piece 35 is pressed and pushed inwards to enable the locking movable block 32 to move downwards to enter the guide cavity 21 and be separated from the locking cavity 312, so that the first screw joint block 33 and the second screw joint block 34 are mutually bounced under the action of the return spring 6, and the plug bolt 4 is separated from the first screw joint block 33 and the second screw joint block 34 to form an unlocking state; thus, the utility model discloses can realize the dismouting operation fast, the commonality is strong, simple structure, reliable and stable etc. Therefore, the device has excellent performance in technical, economical and practical properties.
The foregoing description, for purposes of explanation, used specific nomenclature to provide a thorough understanding of the embodiments described. However, it will be apparent to one skilled in the art that the specific details are not required in order to practice the embodiments. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and modifications and substitutions based on the known art are intended to fall within the scope of the present invention, which is defined by the claims.
Claims (10)
1. A quick dismounting system for a rotary middle shaft of a photographic apparatus is characterized by comprising:
a touch top device and a rotary operating device;
the clutch driving device is arranged between the contact jacking device and the rotating operation device and comprises a base body, a locking movable block, a first screw joint block, a second screw joint block and a clutch operation piece; the first screw joint block and the second screw joint block are close to each other by means of the clutch control piece to be matched with the plug bolt to be in an occluded state, or the first screw joint block and the second screw joint block are relatively far away from each other to be separated from the plug bolt to be in an unlocked state;
the seat body is provided with an embedding cavity for embedding the first screw joint block and the second screw joint block and can move relatively, the embedding cavity is communicated with the locking cavity, and the locking movable block props against the first screw joint block and the second screw joint block to prevent separation when entering the locking cavity;
when the clutch control piece drives the locking movable block to leave the locking cavity, the first screw joint block and the second screw joint block are not limited by the locking movable block and relatively move away from the locking cavity to be unlocked, so that the quick assembly and disassembly are realized.
2. The system for quickly mounting and dismounting a central rotating shaft of a photographic apparatus according to claim 1, wherein: the rotary operating device provides a guide cavity for the locking movable block, and the locking movable block is arranged in the guide cavity and elastically abutted against the rotary operating device by virtue of a spring so as to enable the locking movable block to move upwards to enter the locking cavity.
3. The system for quickly mounting and dismounting a rotary bottom bracket of a photographic apparatus according to claim 1 or 2, wherein: the seat body provides a movable cavity for the clutch control piece, the number of the clutch control pieces is two, and the two clutch control pieces are oppositely arranged to be connected with the corresponding first screw joint block and the second screw joint block to form bidirectional driving clutch.
4. The system of claim 3, wherein a return spring is disposed between the clutch operating member and the base, and the clutch operating member is connected to the first and second threaded blocks and the guide post; the base body provides a guide hole for the guide post.
5. The system of claim 4, wherein the camera module further comprises: the placing cavity provides two side guide parts for the hanging piece, a jacking spring is arranged between the hanging piece and the rotary operating device, the hanging piece is provided with a bottom support, and the bottom support is in abutting contact with the elasticity of the first screw joint block and the second screw joint block so as to prevent the first screw joint block and the second screw joint block from deviating up and down when moving.
6. The system of claim 5, wherein the camera module further comprises: the top contact device comprises an open shell, a turntable and a turntable seat, wherein the turntable seat is provided with an insertion hole and provides a connecting through hole for the rotary driving column; the rotary driving column penetrates through the rotary disc seat and the seat body to be connected to the rotary operating device, so that the rotary operating device drives the rotary disc seat and the seat body to rotate when rotating.
7. The system for quickly mounting and dismounting a rotary bottom bracket of a photographing apparatus according to claim 6, wherein: and the first screw joint block and the second screw joint block are respectively provided with a half circle of internal screw threads.
8. The system of claim 7, wherein the camera module further comprises: the clutch control piece is provided with an inclined guide surface, and the locking movable block is matched with the inclined guide surface to provide an extrusion inclined surface.
9. The system for quickly mounting and dismounting a middle rotating shaft of a photographic apparatus according to claim 8, wherein: the rotary operating device is cylindrical and is provided with a lower through hole, and the lower through hole and the connecting through hole are coaxially arranged.
10. The system as claimed in claim 9, wherein the guide posts are spaced apart and arranged with their axes parallel to each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221715286.8U CN218032221U (en) | 2022-06-28 | 2022-06-28 | Quick dismounting and mounting system for rotary middle shaft of photographic appliance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221715286.8U CN218032221U (en) | 2022-06-28 | 2022-06-28 | Quick dismounting and mounting system for rotary middle shaft of photographic appliance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218032221U true CN218032221U (en) | 2022-12-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221715286.8U Active CN218032221U (en) | 2022-06-28 | 2022-06-28 | Quick dismounting and mounting system for rotary middle shaft of photographic appliance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218032221U (en) |
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2022
- 2022-06-28 CN CN202221715286.8U patent/CN218032221U/en active Active
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