CN202402895U - Height adjustor and photographing auxiliary device using height adjustor - Google Patents
Height adjustor and photographing auxiliary device using height adjustor Download PDFInfo
- Publication number
- CN202402895U CN202402895U CN2011204865873U CN201120486587U CN202402895U CN 202402895 U CN202402895 U CN 202402895U CN 2011204865873 U CN2011204865873 U CN 2011204865873U CN 201120486587 U CN201120486587 U CN 201120486587U CN 202402895 U CN202402895 U CN 202402895U
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- slide block
- height
- sheathed
- hole
- gear
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Abstract
The utility model discloses a height adjustor and a photographing auxiliary device using the height adjustor. The height adjustor is used to fix and adjust the height of a photographic apparatus and comprises a support base, a transmission mechanism and a sliding component. The transmission mechanism is assembled on the support base and comprises an adjusting piece and a screw in matched transmission with the adjusting piece through a gear. The sliding component comprises a first sliding block that is in worm and gear connection with the screw. By rotating the adjusting piece, the adjusting piece drives the screw to rotate. The screw is in worm and gear transmission with the first sliding block to drive the first sliding block to move relatively to the screw. The height adjustor is convenient to operate and reliable to adjust. The device can be widely applied to adjusting the relative height of a lens and a shading bucket of the photographic apparatus.
Description
Technical field
The present invention relates to a kind of height-adjusting device, relate in particular to a kind of photography auxiliary device of regulating the relative height of shading bucket and photographic instrument camera lens.
Background technique
Improving constantly of social economy's level, increasing people buys digital slr camera and photographs.Development along with technology; Digital single anti-overall performance has had significant progress, and the size of the CCD of image transducer (Charge-coupled Device) components and parts continues to increase, and the pixel of image is also increasingly high; The size of single anti-display screen is increasing, and camera lens also is varied.Yet, thereby slr camera exists in capture video and is difficult for fixing and spurious rays gets into the problem that camera lens forms fog, avoids the problems referred to above through camera being installed on the photography auxiliary device in the existing technology.
Existing photography auxiliary device comprises tripod, base and shading bucket, and the bottom of base is connected with tripod, and an end of base is provided with mounting plate, and this mounting plate is used to carry slr camera or projection camera.Said shading bucket is installed in the base the other end, is used for that light gets into camera lens through the shading bucket when taking, and gets into camera lens and eliminates fog thereby this shading bucket can suppress spurious rays, improves the clearness that forms images.During shooting, go up and down to drive camera and go up and down, make the center of centrally aligned shading bucket of camera lens of camera, so that cooperate the use of inserting dim light mirror, polarizer or gradual change mirror in the shading bucket through regulating the relative base of mounting plate.So, in the existing photography auxiliary device, generally be fixed on the base through fastening screw at mounting plate; Need take off camera earlier before taking, unscrew the fastening screw on the lifting pedestal then, follow this mounting plate; Thereby regulate the height of camera, make camera lens center and shading bucket centrally aligned.Obviously, this kind regulated mounting plate and regulated the height adjusting structure of camera heights, and operation is inconvenient, and in adjustment process, whole photographic instrument is difficult for keeping balance, and it is unreliable to regulate.
The model utility content
In view of the above, be necessary to provide a kind of easy and simple to handle, regulate reliable height-adjusting device.
In addition, be necessary to provide a kind of photography auxiliary device of using said height-adjusting device, it is reliable, easy and simple to handle to make the photography auxiliary device regulate.
A kind of height-adjusting device comprises supporting base, driving mechanism and sliding assembly, and said driving mechanism is assemblied on the supporting base; Driving mechanism comprises that adjusting element reaches and the screw rod of adjusting element through the gear matched transmission, and said sliding assembly comprises first slide block, and this first slide block is worm and gear with said screw rod and is connected; Through the rotation adjusting part; The said screw rod rotation of adjusting element transmission, the screw rod and the first slide block worm and gear transmission drive first slide block and move relative to screw rod.
Preferably; Said supporting base comprises base plate, two dunnages and top board, offers the first sheathed hole on the said base plate, and the said first sheathed borehole jack is established an end of said screw rod; Said two dunnages are arranged on the base plate two ends and support said top board; The bottom surface of said top board offers the second sheathed hole, and the first sheathed hole of this second sheathed hole and said base plate is relative, the other end of sheathed said screw rod.
Preferably, offer two mounting grooves on the said base plate, two mounting grooves are opened in the relative both sides of base plate, and a projection is installed in each mounting groove, offer a through hole on the projection, in order to sheathed said adjusting element.
Preferably, said supporting base comprises the mounting plate that is slidably disposed on the said top board, and the end face of said top board offers guide groove, and the bottom of this mounting plate is provided with the guide rail that cooperates with said guide groove.
Preferably; Said driving mechanism comprises first gear and second gear; Said adjusting element comprises main shaft and is arranged on the knob of this main shaft one end, and an end of the relative knob of this main shaft passes through hole and the hanging support of two projections on projection, and said first gear is sheathed and be fixed on the said main shaft; Said second gear is sheathed and be fixed on the said screw rod this second gear and first gear engagement.
Preferably, said first slide block comprises main body, offers pilot hole on the said main body, and said pilot hole connects the upper and lower surfaces of main body, and main body is sheathed with on the said dunnage through this pilot hole,
Preferably, said first slide block comprises the projection that is integrally formed in said main body one side, offers tapped hole on the said projection, and this tapped hole cooperates with said screw flight.
Preferably; Offer 2 first clamping holes on the main body of said first slide block, 2 first clamping holes are opened in the two ends of main body, connect the bi-side of main body respectively; Sliding assembly comprises second slide block and two connecting rods; Said second slide block offers 2 second clamping holes,, 2 second clamping holes are opened in the two ends of this second slide block; Each second clamping hole connects the bi-side of second slide block and relative with one first clamping hole on first slide block, and each connecting rod passes first clamping hole and the second relative clamping hole respectively.
Preferably, said second slide block offers guide groove, this guide groove be opened in second slide block on the side of first slide block, said second slide block is sheathed on another said dunnage through this guide groove slidably.
A kind of photography auxiliary device of using said height-adjusting device comprises the shading bucket, and said shading bucket is fixedly connected first slide block of said height-adjusting device.
Compared to existing technology, the utility model height-adjusting device is provided with driving mechanism easy and simple to handle, and driving mechanism comprises that adjusting element reaches and the screw rod of adjusting element through the gear matched transmission; Said sliding assembly comprises first slide block, and this first slide block is worm and gear with said screw rod and is connected, through the rotation adjusting part; The said screw rod rotation of adjusting element transmission, the screw rod and the first slide block worm and gear transmission drive first slide block and move relative to screw rod; The shading bucket of assisted tomography device can be arranged on said first slide block, and so, the up-down of being convenient to the shading bucket is regulated; And guaranteed to regulate the balance of whole photographic instrument in the lifting process, regulated reliable.
Description of drawings
Fig. 1 is the height-adjusting device stereochemical structure decomposing schematic representation of the utility model preferred embodiment;
Fig. 2 is the screw-rod structure schematic representation of height-adjusting device shown in Figure 1;
Fig. 3 is the overall schematic after height-adjusting device shown in Figure 1 assembles.
Embodiment
By the technology contents, the structure characteristics that specify the utility model, realized purpose and effect, know clearly below in conjunction with mode of execution and conjunction with figs. and give explanation.
See also Fig. 1 and Fig. 2; The height-adjusting device 100 of the photography auxiliary device of the utility model preferred embodiment; Be used to regulate the height of shading bucket on the photography auxiliary device, the camera lens of photographic instrument aimed at, with the shading bucket of photography auxiliary device to filter the light that gets into camera lens.This height-adjusting device 100 comprises supporting base 20, driving mechanism 30 and sliding assembly 40.Said driving mechanism 30 is assemblied on the supporting base 20, and driving mechanism 30 comprises that adjusting element 32 reaches and the screw rod 36 of adjusting element 32 through the gear matched transmission.Said sliding assembly 40 comprises first slide block 41, and this first slide block 41 is worm and gear with said screw rod 36 and is connected.Through rotation adjusting part 32, said screw rod 36 rotations of adjusting element 32 transmissions, screw rod 36 and the 41 worm and gear transmissions of first slide block drive slide block 41 and move relative to screw rod 36.
Said supporting base 20 comprises base plate 22, two dunnages 24, top board 26 and mounting plate 27.
Offer first sheathed hole (figure does not show) and two mounting grooves 221 on the said base plate 22.The said first sheathed hole roughly is opened in the middle part of base plate, is used for an end of sheathed said screw rod 36.Said two mounting grooves 221 are opened in the relative both sides of base plate, and a projection 28 is installed in each mounting groove 221.Offer a through hole 282 on the projection 28, be used for sheathed said adjusting element 32.
Said two dunnages 24 are arranged on the base plate 22 two ends and support said top board 26.
Said top board 26 is fixedly arranged on said two dunnages 24, as affixed through screw.The bottom surface of this top board 26 offers the second sheathed hole (figure does not show), and the first sheathed hole of this second sheathed hole and said base plate is relative, is used for the other end of sheathed said screw rod 36.The end face of this top board 26 offers guide groove 262.Said mounting plate 27 is used to install photographic instrument, and the bottom of this mounting plate 27 is provided with said guide groove 262 and cooperates guide rail 272, thereby is slidably disposed on the said top board 26.
Said driving mechanism 30 comprises said adjusting element 32, first gear 34, screw rod 36 and second gear 38.
Said adjusting element 32 comprises main shaft 322 and the knob 324 that is arranged on these main shaft 322 1 ends, drives main shaft 322 rotations through rotary knob 324.One end of these main shaft 322 relative knobs 324 can pass through hole 282 and the hanging support of two projections 28 on projection 28.Said first gear 34 is sheathed and be fixed in the stage casing of said main shaft 322, can be with main shaft 322 rotations.In conjunction with consulting Fig. 2, said screw rod 36 comprises the sheathed end 364 that main paragraph 362 reaches at main paragraph 362 two ends.The periphery of this main paragraph 362 is formed with screw thread, and this two sheathed end 364 is respectively applied for and is sheathed on the said first sheathed hole and the second sheathed hole rotationally.Said second gear 38 is sheathed and be fixed in the bottom of the main paragraph 362 of said screw rod 36, this second gear 38 in order to 34 engagements of first gear, can be oblique angle or right angle and cooperate, and change transmission direction.In the present embodiment, second gear 38 and first gear 34 at right angles mesh, and main shaft 322 can vertically relatively be rotated with screw rod 36.
Said sliding assembly 40 comprises said first slide block 41, second slide block 43 and two connecting rods 44.Said first slide block 41 comprises main body 412 and is integrally formed in the projection 414 of main body 412 1 sides.Offer pilot hole 4122 and 2 first clamping holes 4132 on the said main body 412.Said pilot hole 4122 connects the upper and lower surfaces of main body 412, is used for main body 412 is sheathed with a said dunnage 26 slidably.Said 2 first clamping holes 4132 are opened in the two ends of main body 412, connect the bi-side of main body 412 respectively, and each first clamping hole 4132 is used for sheathed one said connecting rod 44 1 ends.Offer tapped hole (figure does not show) on the said projection 414, main paragraph 362 screw-thread fit of this tapped hole and said screw rod 36 make projection 414 and screw rod 36 be the worm and gear engagement, realize the transmission of movement of 36 pairs of projections 414 of screw rod.Said second slide block 43 offers guide groove 432 and 2 second clamping holes 434.Said guide groove 432 be opened in second slide block 43 on the side of first slide block 41.Second slide block 43 is sheathed on said another dunnage 26 through this guide groove 432 slidably.Said 2 second clamping holes 434 are opened in the two ends of this second slide block 43; Each second clamping hole 434 connects the bi-side of second slide block 43 and relative with one first clamping hole 4132 on first slide block 41, and each second clamping hole 434 is used for the other end of sheathed one said connecting rod 44.
Each said connecting rod 44 1 end cutting ferrule also stretches out in one first clamping hole 4132, and the other end cutting ferrule also stretches out in second clamping hole 434, and the same end that two connecting rods 44 stretch out cooperates the additional device that can be used for installing photographic instrument, such as the shading bucket etc.
This height-adjusting device 100 can be applicable to a photography auxiliary device; The photography auxiliary device further comprises shading bucket (figure does not show), tripod (figure does not show); Said shading bucket is installed in the same end that two connecting rods 44 of height-adjusting device 100 stretch out, and said height-adjusting device 100 is installed on the said tripod.
Use in the time of should photographing auxiliary device, photographic instrument is fixed on the said mounting plate 27, and said height-adjusting device 100 is installed on the said tripod.When regulating shading bucket and photographic instrument alignment lens; Rotate the knob 324 on the said adjusting element 32, drive said first gear 34 and rotate 34 pairs second gear 38 transmissions of first gear; Screw rod 36 rotates in company with second gear 38 together, with the projection 414 of screw rod 36 screw-thread fit with relative transmission.Because hold 36 liang of bottoms of screw rod, screw rod 36 can not move along its axis.So, projection 414 is with moving relative to screw rod 36.Thereby, said first slide block 41, said relatively dunnage 26 is slidably reciprocated, thereby realizes regulating the relative position of photographic instrument camera lens and shading bucket together with said second slide block 43 and said two connecting rods 44.
To sum up, height-adjusting device 100 is through having the driving mechanism 30 of adjusting element, first gear 34, second gear 38 and screw rod 36 in setting, and sliding assembly 40 is provided with slide block 41.Move reciprocatingly through driving mechanism 30 driving sliding block 41, drive the relative photographic instrument of shading bucket and move up and down, realize that the relative position between photographic instrument camera lens and the shading bucket is regulated.This apparatus structure is simple, is convenient to operation.Through sliding assembly 40 relatively supporting base 20 slidably reciprocate, need not move the camera that is arranged on the mounting plate 27, only regulate the height of eyeshade through slip sliding assembly 40.So, guaranteed to regulate the balance of camera in the shading bucket lifting process.
The above is merely the preferred embodiment of the utility model; Be not thus the restriction the utility model claim; Every equivalent structure transformation that utilizes the utility model specification and accompanying drawing content to be done; Or directly or indirectly be used in other relevant technical fields, all in like manner be included in the scope of patent protection of the utility model.
Claims (10)
1. height-adjusting device, it is characterized in that: comprise supporting base, driving mechanism and sliding assembly, said driving mechanism is assemblied on the supporting base; Driving mechanism comprises that adjusting element reaches and the screw rod of adjusting element through the gear matched transmission, and said sliding assembly comprises first slide block, and this first slide block is worm and gear with said screw rod and is connected; Through the rotation adjusting part; The said screw rod rotation of adjusting element transmission, the screw rod and the first slide block worm and gear transmission drive first slide block and move relative to screw rod.
2. height-adjusting device according to claim 1; It is characterized in that: said supporting base comprises base plate, two dunnages and top board, offers the first sheathed hole on the said base plate, and the said first sheathed borehole jack is established an end of said screw rod; Said two dunnages are arranged on the base plate two ends and support said top board; The bottom surface of said top board offers the second sheathed hole, and the first sheathed hole of this second sheathed hole and said base plate is relative, the other end of sheathed said screw rod.
3. height-adjusting device according to claim 2; It is characterized in that: offer two mounting grooves on the said base plate, two mounting grooves are opened in the relative both sides of base plate, and a projection is installed in each mounting groove; Offer a through hole on the projection, in order to sheathed said adjusting element.
4. height-adjusting device according to claim 2 is characterized in that: said supporting base comprises the mounting plate that is slidably disposed on the said top board, and the end face of said top board offers guide groove, and the bottom of this mounting plate is provided with the guide rail that cooperates with said guide groove.
5. height-adjusting device according to claim 3; It is characterized in that: said driving mechanism comprises first gear and second gear; Said adjusting element comprises main shaft and is arranged on the knob of this main shaft one end, and an end of the relative knob of this main shaft passes through hole and the hanging support of two projections on projection, and said first gear is sheathed and be fixed on the said main shaft; Said second gear is sheathed and be fixed on the said screw rod this second gear and first gear engagement.
6. height-adjusting device according to claim 5 is characterized in that: said first slide block comprises main body, offers pilot hole on the said main body, and said pilot hole connects the upper and lower surfaces of main body, and main body is sheathed with on the said dunnage through this pilot hole.
7. height-adjusting device according to claim 6 is characterized in that: said first slide block comprises the projection that is integrally formed in said main body one side, offers tapped hole on the said projection, and this tapped hole cooperates with said screw flight.
8. height-adjusting device according to claim 6; It is characterized in that: offer 2 first clamping holes on the main body of said first slide block, 2 first clamping holes are opened in the two ends of main body, connect the bi-side of main body respectively; Sliding assembly comprises second slide block and two connecting rods; Said second slide block offers 2 second clamping holes,, 2 second clamping holes are opened in the two ends of this second slide block; Each second clamping hole connects the bi-side of second slide block and relative with one first clamping hole on first slide block, and each connecting rod passes first clamping hole and the second relative clamping hole respectively.
9. height-adjusting device according to claim 8; It is characterized in that: said second slide block offers guide groove; This guide groove be opened in second slide block on the side of first slide block, said second slide block is sheathed on another said dunnage through this guide groove slidably.
10. a photography auxiliary device comprises the shading bucket, it is characterized in that: the photography auxiliary device comprises any described height-adjusting device in the claim 1 to 9, and said shading bucket is fixedly connected on first slide block of said height-adjusting device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204865873U CN202402895U (en) | 2011-11-30 | 2011-11-30 | Height adjustor and photographing auxiliary device using height adjustor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204865873U CN202402895U (en) | 2011-11-30 | 2011-11-30 | Height adjustor and photographing auxiliary device using height adjustor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202402895U true CN202402895U (en) | 2012-08-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204865873U Expired - Fee Related CN202402895U (en) | 2011-11-30 | 2011-11-30 | Height adjustor and photographing auxiliary device using height adjustor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202402895U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103792763A (en) * | 2014-01-27 | 2014-05-14 | 南京铁道职业技术学院 | Auxiliary shooting equipment of camera |
| CN104932176A (en) * | 2014-03-19 | 2015-09-23 | 董醒华 | Auxiliary tool for key photographing |
| CN113900325A (en) * | 2020-06-19 | 2022-01-07 | 中强光电股份有限公司 | Projector and lens adjusting module |
-
2011
- 2011-11-30 CN CN2011204865873U patent/CN202402895U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103792763A (en) * | 2014-01-27 | 2014-05-14 | 南京铁道职业技术学院 | Auxiliary shooting equipment of camera |
| CN103792763B (en) * | 2014-01-27 | 2017-02-01 | 南京铁道职业技术学院 | Auxiliary shooting equipment of camera |
| CN104932176A (en) * | 2014-03-19 | 2015-09-23 | 董醒华 | Auxiliary tool for key photographing |
| CN104932176B (en) * | 2014-03-19 | 2017-06-16 | 董醒华 | Auxiliary tool for key photographing |
| CN113900325A (en) * | 2020-06-19 | 2022-01-07 | 中强光电股份有限公司 | Projector and lens adjusting module |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120829 Termination date: 20161130 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |