CN213960123U - Clamping device and from rapping bar - Google Patents
Clamping device and from rapping bar Download PDFInfo
- Publication number
- CN213960123U CN213960123U CN202022681833.2U CN202022681833U CN213960123U CN 213960123 U CN213960123 U CN 213960123U CN 202022681833 U CN202022681833 U CN 202022681833U CN 213960123 U CN213960123 U CN 213960123U
- Authority
- CN
- China
- Prior art keywords
- gear
- clamping
- base
- rotating
- clamping piece
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000004804 winding Methods 0.000 claims abstract description 75
- 230000005540 biological transmission Effects 0.000 claims abstract description 12
- 238000000034 method Methods 0.000 description 4
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 229910000975 Carbon steel Inorganic materials 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 239000010962 carbon steel Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
Images
Landscapes
- Clamps And Clips (AREA)
Abstract
The utility model discloses a clamping device and a selfie stick, wherein the clamping device comprises a base; a first clamp and a second clamp, the first and/or second clamp slidably connected with the base; the rotary elastic winding device is arranged in the base and is in transmission connection with the first clamping piece and/or the second clamping piece; the first clamping piece and/or the second clamping piece are/is pulled to be far away from the base and drive the rotary elastic winding device to rotate, the rotary elastic winding device provides elastic force for the first clamping piece and/or the second clamping piece to retract and be close to the base, and labor is saved in operation when the first clamping piece and/or the second clamping piece are pulled apart.
Description
Technical Field
The utility model relates to a cell-phone centre gripping technical field especially relates to a clamping device and from rapping bar.
Background
At present, from rapping bar has been extensively used for the cell-phone from rapping bar by people, and it can stretch out and draw back wantonly at certain length within range, and the user only needs to fix cell-phone or camera on clamping device, can carry out from rapping.
Clamping device's clamp force often realizes through compression pressure spring or tensile extension spring, forms one section changeable elasticity centre gripping space through above-mentioned mode to the not equidimension cell-phone of centre gripping, at the in-process of elasticity centre gripping space grow gradually, need increase gradually the deformation stroke of pressure spring or extension spring, thereby need increase gradually and pull open the dynamics that the cell-phone pressed from both sides, so it is not smooth and easy enough to pull open clamping device, especially when centre gripping jumbo size cell-phone, need use great strength.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a pull open laborsaving clamping device and from rapping bar.
The utility model discloses a clamping device, which comprises a base; a first clamp and a second clamp, the first and/or second clamp slidably connected with the base; the rotary elastic winding device is arranged in the base and is in transmission connection with the first clamping piece and/or the second clamping piece; the first clamping piece and/or the second clamping piece are/is pulled to be far away from the base and drive the rotary elastic winding device to rotate, and the rotary elastic winding device provides elastic force for retracting the first clamping piece and/or the second clamping piece to be close to the base.
Optionally, the rotating elastic winding device comprises a gear and a rotating elastic winding piece, the gear is in transmission connection with the first clamping piece, one end of the rotating elastic winding piece is connected with the base, the other end of the rotating elastic winding piece is connected with the gear, and the gear rotates to drive the rotating elastic winding piece to wind or release.
Optionally, a first rack is arranged on the first clamping piece, and the first rack is engaged with the gear.
Optionally, a second rack is arranged on the second clamping piece, and the second rack is engaged with the gear and arranged opposite to the first rack.
Optionally, the rotating elastic winding part is arranged in a hub of the gear, a fixing column is arranged on the base, one end of the rotating elastic winding part is connected with the fixing column and wound on the fixing column, and the other end of the rotating elastic winding part is connected with the hub of the gear.
Optionally, the winding direction of the rotating elastic winding piece corresponds to the direction in which the first clamping piece is far away from the base.
Optionally, the wheel hub inner wall of gear is provided with the draw-in groove, the one end of rotating elastic winding spare is provided with the pothook, the pothook with the draw-in groove joint.
Optionally, the rotating elastic winding member is helical or wound.
Optionally, the rotating elastic winding member is a coil spring.
The utility model also discloses a from rapping bar, including the body of rod and the aforesaid clamping device, clamping device installs on the body of rod.
Compared with the traditional mode of realizing the clamp force through compression pressure spring or tensile extension spring, the utility model provides a clamping device, the rotation through elasticity take-up device can continuously provide great coiling elastic force in narrow and small deformation space, make first holder and/or second holder keep away from the base and form one section changeable elasticity centre gripping space, and then realize clamping device's centre gripping space, the clamping device of this scheme can more smooth and easy tensile, and the required power of using is also comparatively balanced among the tensile process, can not be because of the grow of tensile stroke, and lead to additionally increasing great dynamics of needs.
Drawings
The accompanying drawings, which are included to provide a further understanding of the embodiments of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention. It is obvious that the drawings in the following description are only some embodiments of the invention, and that for a person skilled in the art, other drawings can be derived from them without inventive faculty. In the drawings:
fig. 1 is a schematic view of an open state of a clamping device according to an embodiment of the present invention;
fig. 2 is a schematic view of a clamping state of the clamping device according to an embodiment of the present invention;
fig. 3 is a schematic view of the clamping state of the internal overall structure of the clamping device according to an embodiment of the present invention;
fig. 4 is a schematic view showing an opened state of an internal overall structure of the holding device according to an embodiment of the present invention;
fig. 5 is an exploded view of an internal structure of a clamping device according to an embodiment of the present invention.
100, a base; 200. a first clamping member; 300. a second clamping member; 400. rotating the elastic winding device; 410. a gear; 420. rotating the elastic winding member; 210. a first rack; 310. a second rack; 110. fixing a column; 411. a card slot; 421. a hook.
Detailed Description
It is to be understood that the terminology, the specific structural and functional details disclosed herein are for the purpose of describing particular embodiments only, and are representative, but that the present invention may be embodied in many alternate forms and should not be construed as limited to only the embodiments set forth herein.
The invention will be further described with reference to the drawings and alternative embodiments.
As shown in fig. 1 to 5, the embodiment of the present invention discloses a holding device for holding a mobile phone or a camera, which is applied to a selfie stick or a handheld tripod head, the clamping device comprises a base 100, a first clamping member 200, a second clamping member 300 and a rotary elastic winding device 400, the first clamp 200 and/or the second clamp 300 are slidably coupled with the base 100, the rotary elastic winding device 400 is provided in the base 100, is in transmission connection with the first clamping member 200 and/or the second clamping member 300, wherein the first clip 200 and/or the second clip 300 is pulled away from the base 100, and drives the rotating elastic winding device 400 to rotate, and the rotating elastic winding device 400 provides an elastic force for retracting the first clamping member 200 and/or the second clamping member 300 close to the base 100.
Compared with the traditional mode of realizing the clamp force through compression pressure spring or tensile extension spring, the utility model provides a clamping device, rotation through elastic winding device can continuously provide great coiling elastic force in narrow and small deformation space, make first holder 200 and/or second holder 300 keep away from base 100 and form one section changeable elasticity centre gripping space, and then realize clamping device's centre gripping space, the clamping device of this scheme can be more smooth and easy tensile, and the required power of using also comparatively more balanced among the tensile process, can not be because of the grow of tensile stroke, and lead to additionally increasing great dynamics of needs.
As shown in fig. 1, the initial state of the clamping device is a clamping state, in which the first clamping member 200 and the second clamping member 300 are close to each other on the base 100. As shown in fig. 2, when the first clamping member 200 and/or the second clamping member 300 is moved away from the base 100, the clamping device is in an open state.
It should be noted that, in other embodiments, the first clamping member 200 and the second clamping member 300 may be both movable at the same time, or one of them may be movable, and the other is fixed; the two elastic rotary winding devices 400 may be respectively connected to the first clamping member 200 and the second clamping member 300, or only one elastic rotary winding device may be connected to one of the clamping members.
For convenience of description, in the present embodiment, the first clamping member 200 and the second clamping member 300 are both capable of sliding with respect to the base 100, and the rotating elastic winding device 400 is only connected to the first clamping member 200.
Specifically, as shown in fig. 3, the elastic rotating winding device 400 includes a gear 410 and an elastic rotating winding member 420, the gear 410 is in transmission connection with the first clamping member 200, one end of the elastic rotating winding member 420 is connected with the base 100, the other end of the elastic rotating winding member 420 is connected with the gear 410, and the gear 410 rotates to drive the elastic rotating winding member 420 to wind or release.
When the mobile phone needs to be clamped, the first clamping piece 200 is pulled, the first clamping piece 200 drives the gear 410 to rotate, the gear 410 drives the elastic winding device to rotate in the rotating process, the corresponding elastic winding device 400 is wound to apply restoring force rotating in the opposite direction to the gear 410, so that when the force pulling the first clamping piece 200 is removed, the elastic winding piece 420 is released, the gear 410 rotates in the opposite direction under the action of the restoring force, the first clamping piece 200 is driven to retract into the base 100, and the mobile phone is clamped.
More specifically, as shown in fig. 4, a first rack 210 is disposed on the first clamping member 200, and the first rack 210 is engaged with the gear 410, so that the gear 410 drives the first clamping member 200 to move synchronously, and the stability of transmission is maintained; the gear 410 is arranged at the center position in the base 100, the first clamping piece 200 is provided with an opening for accommodating the gear 410, one side of the opening is provided with the first rack 210 meshed with the gear 410, and the first clamping piece 200 is smooth when being pulled out of the base 100 and keeps accurate direction through the transmission of the gear 410 and the first rack 210 and has a guiding function.
The second clamping member 300 is provided with a second rack 310, and the second rack 310 is engaged with the gear 410 and is arranged opposite to the first rack 210; the second clamping member 300 is also provided with an opening for accommodating the gear 410, the opening is provided with a second rack 310 in a direction opposite to the first rack 210, the second rack 310 is arranged opposite to the first rack 210 and meshed with the other side of the gear 410, the first clamping member 200 and the second clamping member 300 are overlapped with each other and meshed with the gear 410, so that the gear 410 can drive the first clamping member 200 and the second clamping member 300 to extend out of the base 100 in opposite directions simultaneously when rotating.
Of course, the transmission mode is not limited to the engagement between the gear 410 and the first rack 210 and the second rack 310, but may be a transmission mode in which the gear 410 drives a track, and may also be a transmission mode in which the gear 410 drives a belt.
As shown in fig. 5, the rotating elastic winding member 420 is disposed in the hub of the gear 410, the base 100 is provided with a fixed column 110, one end of the rotating elastic winding member 420 is connected to the fixed column 110 and is wound on the fixed column 110, and the other end is connected to the hub of the gear 410.
In this embodiment, the elastic rotating winding member 420 is wound around the fixed column 110 and is located in the hub of the gear 410, when the gear 410 rotates, the elastic rotating winding member 420 rotates and tightens in the hub space of the gear 410, and when the gear 410 rotates in the opposite direction, the elastic rotating winding member 420 is released, and the tightening and releasing are completed in the hub, so as to limit the elastic rotating winding member 420 and save space.
Further, the winding direction of the rotating elastic winding member 420 corresponds to the direction of the first clamping member 200 away from the base 100; in this embodiment, one end of the rotating elastic winding member 420 is attached to the hub of the gear 410, a gap is left between the other end of the rotating elastic winding member and the fixed column 110, the first clamping member 200 is pulled out of the base 100, the rotating elastic winding member 420 completes the inner winding tightening in the gap between the rotating elastic winding member and the fixed column 110, and the corresponding inner winding applies a restoring force of the opposite rotation to the gear 410, so that when the force pulling the first clamping member 200 is removed, the gear 410 rotates in the opposite direction under the restoring force, and drives the first clamping member 200 to retract inwards, thereby clamping the mobile phone.
Of course, in other embodiments, the winding direction of the rotating elastic winding member 420 may also be opposite to the direction in which the first clamping member 200 is away from the base 100, and one end of the rotating elastic winding member 420 is spaced from the hub of the gear 410, and the other end is attached to the fixed column 110.
Furthermore, a clamping groove 411 is formed in the inner wall of the hub of the gear 410, a clamping hook 421 is arranged at one end of the rotary elastic winding piece 420, the clamping hook 421 is clamped with the clamping groove 411 to realize clamping connection with the hub, and the rotary stress is stable; in this embodiment, the other end of the rotating elastic winding member 420 is also provided with a hook 421, which is connected to a slot 411 on the fixed column 110 in a snap-fit manner, preferably, the slot and the hook are both U-shaped.
In this embodiment, the rotating elastic winding member 420 is a coil spring; when the first clamping member 200 is pulled out, the gear 410 drives the coil spring to be tightened, and once the coil spring is loosened, the elastic restoring force of the coil spring makes the gear 410 reversely rotate, so that the first clamping member 200 is retracted into the base 100, wherein the coil spring is preferably made of a metal material, such as stainless steel, carbon steel and other alloys.
In this embodiment, the rotating elastic winding member 420 has a spiral shape or a winding shape, and different shapes of the rotating elastic winding member 420 may be adopted to provide different elastic forces.
As another embodiment of the utility model, a from rapping bar is disclosed, including the body of rod and above-mentioned embodiment clamping device, clamping device installs on the body of rod, and is further, the body of rod is the telescopic link.
The foregoing is a more detailed description of the present invention, taken in conjunction with specific alternative embodiments, and it is not intended that the present invention be limited to the specific details set forth herein. To the utility model belongs to the technical field of ordinary technical personnel, do not deviate from the utility model discloses under the prerequisite of design, can also make a plurality of simple deductions or replacement, all should regard as belonging to the utility model discloses a protection scope.
Claims (10)
1. A clamping device, comprising:
a base;
a first clamp and a second clamp, the first and/or second clamp slidably connected with the base;
the rotary elastic winding device is arranged in the base and is in transmission connection with the first clamping piece and/or the second clamping piece;
the first clamping piece and/or the second clamping piece are/is pulled to be far away from the base and drive the rotary elastic winding device to rotate, and the rotary elastic winding device provides elastic force for retracting the first clamping piece and/or the second clamping piece to be close to the base.
2. The clamping device as claimed in claim 1, wherein the rotating elastic winding device comprises a gear and a rotating elastic winding member, the gear is in transmission connection with the first clamping member, one end of the rotating elastic winding member is connected with the base, the other end of the rotating elastic winding member is connected with the gear, and the gear rotates to drive the rotating elastic winding member to wind or release.
3. The clamping device of claim 2 wherein said first clamping member has a first rack gear disposed thereon, said first rack gear being in meshing engagement with said gear.
4. A holding device as claimed in claim 3, wherein a second rack is provided on the second holding member, the second rack engaging with the gear and being disposed opposite the first rack.
5. The clamping device as claimed in any one of claims 2 to 4, characterized in that the rotating elastic winding member is arranged in a hub of the gear, a fixed column is arranged on the base, one end of the rotating elastic winding member is connected with the fixed column and is wound on the fixed column, and the other end of the rotating elastic winding member is connected with the hub of the gear.
6. A holding arrangement as claimed in claim 5, wherein the direction of winding of the rotatable resilient winding member corresponds to the direction of movement of the first holding member away from the base.
7. The clamping device as claimed in claim 5, wherein the gear has a slot on the inner wall of the hub, and the elastic rotating winding member has a hook at one end, and the hook is engaged with the slot.
8. A holding arrangement as claimed in claim 5, wherein the rotatable resilient coiled member is helical or coiled.
9. The clamping device of claim 8 wherein said rotating resilient winding member is a coil spring.
10. A self-timer stick comprising a stick body and a grip device according to any one of claims 1 to 9, said grip device being mounted on the stick body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022681833.2U CN213960123U (en) | 2020-11-18 | 2020-11-18 | Clamping device and from rapping bar |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022681833.2U CN213960123U (en) | 2020-11-18 | 2020-11-18 | Clamping device and from rapping bar |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213960123U true CN213960123U (en) | 2021-08-13 |
Family
ID=77209723
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022681833.2U Active CN213960123U (en) | 2020-11-18 | 2020-11-18 | Clamping device and from rapping bar |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213960123U (en) |
-
2020
- 2020-11-18 CN CN202022681833.2U patent/CN213960123U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN208128347U (en) | A kind of mobile phone holder knob clamping device | |
| CN212740257U (en) | Pay-off rack stable in winding | |
| CN108826000A (en) | For assisting smart phone to obtain the device for shooting of bigger shooting visible angle | |
| CN111173816A (en) | Electric telescopic rod | |
| CN213960123U (en) | Clamping device and from rapping bar | |
| JP2018525127A (en) | Wearing aids for support stockings | |
| CN207223782U (en) | A kind of clamp pliers | |
| CN214597094U (en) | Multi-functional portable's racket | |
| CN109607323B (en) | Clamp for rolling filter cloth | |
| CN211577244U (en) | Portable digital oscilloscope | |
| CN211666997U (en) | Electric telescopic rod | |
| CN208339080U (en) | Umbrella handle structure and Umbrella with braces | |
| CN218634297U (en) | Public address equipment is used in classroom teaching | |
| CN208112865U (en) | A kind of wire winding headphone | |
| CN211480783U (en) | Auxiliary device for university's physics experiments of circuit conveniently arranges | |
| CN201889794U (en) | Telescopic retriever | |
| CN217281859U (en) | Professional quick wire tightening device in electric power rush-repair | |
| CN216001003U (en) | Building block brick cutting equipment capable of achieving line snapping positioning | |
| CN216797852U (en) | Skin retractor | |
| CN114828469B (en) | Be applied to intelligent switching power supply in medical place | |
| CN203693780U (en) | Orthodontics ligature wire former | |
| CN209258213U (en) | A kind of pull handle component | |
| CN217937593U (en) | High-order clamp of taking of library management gets ware | |
| CN219126723U (en) | Abandoned cotton swab storage device | |
| CN210641935U (en) | Tractor capable of locking |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |