CN113503450A - Projector with anti-shaking mechanism at joint - Google Patents
Projector with anti-shaking mechanism at joint Download PDFInfo
- Publication number
- CN113503450A CN113503450A CN202110727427.1A CN202110727427A CN113503450A CN 113503450 A CN113503450 A CN 113503450A CN 202110727427 A CN202110727427 A CN 202110727427A CN 113503450 A CN113503450 A CN 113503450A
- Authority
- CN
- China
- Prior art keywords
- groove
- shaft
- face
- gear
- center
- 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.)
- Granted
Links
Images
Classifications
-
- 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
- F16M11/34—Members limiting spreading of legs, e.g. "umbrella legs"
-
- 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
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B21/00—Projectors or projection-type viewers; Accessories therefor
- G03B21/54—Accessories
Abstract
The invention discloses the field of projectors, in particular to a projector with a joint anti-shaking mechanism, which comprises a fixed structure, an outer adjusting structure, a positioning structure, a gear transmission structure, an inner adjusting structure and a telescopic structure, wherein the outer adjusting structure with a convenient adjusting device unfolding angle is rotatably arranged in the center of the positioning structure; the beneficial effects are that: the projector with the joint anti-shaking mechanism provided by the invention optimizes the structure of the traditional projector frame, so that the device can conveniently adjust the height and the unfolding angle of the projector frame to realize the anti-shaking effect.
Description
Technical Field
The invention relates to the field of projectors, in particular to a projector with an anti-shaking mechanism at a joint.
Background
The projecting apparatus, also known as the projector, it can be with the equipment of image or video projection on the curtain, can be with the computer through different interfaces, VCD, DVD, BD, the game machine, DV etc. are connected and are broadcast corresponding video signal, the projecting apparatus wide application is in the family, the office, school and entertainment, according to the working method difference, there is CRT, LCD, different grade type such as DLP, the projecting apparatus need place the projecting apparatus on the platform when using, in the prior art, projecting apparatus place the platform often is the flat board that a post supported, touched or disturbed in the use, can't play the effect of preventing rocking, the picture that the projecting apparatus throws can appear rocking and influence normal use, seriously can lead to the projecting apparatus to fall down, cause the damage.
Disclosure of Invention
The present invention is directed to a projector with an anti-shake mechanism at joints to solve the above problems.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a projecting apparatus with mechanism is prevented rocking by joint department, includes fixed knot structure, outer adjustment structure, location structure, gear drive structure, interior adjustment structure and extending structure, location structure center rotates installs the outer adjustment structure who has convenient adjusting device expansion angle, and outer adjustment structure center rotates installs and has the interior adjustment structure who makes things convenient for the adjusting device height, is equipped with extending structure in the interior adjustment structure, and the circle array rotates to peg graft in the location structure has three gear drive structure, is equipped with fixed knot structure on the location structure.
Preferably, the positioning structure comprises a positioning cylinder, a first positioning groove is formed in the upper end face of the positioning cylinder, a rotating groove is formed in the center of the upper end face of the positioning cylinder, insertion through holes are formed in the circumferential array of the lower end face of the positioning cylinder, insertion plates are mounted on the side faces of the insertion through holes, insertion shafts are mounted on the inner wall of the positioning cylinder in a circumferential array, and an inner threaded rod is mounted on the lower end face of the positioning cylinder.
Preferably, the positioning cylinder is of a hollow cylinder structure, the first positioning groove is located on the periphery of the rotating groove and is concentric with the rotating groove, the first positioning groove is of a wavy annular structure on the inner side, the rotating groove is of a cylinder structure with a matching groove on the outer side, the inserting through hole is of a convex cylinder structure, the first inserting through hole is symmetrically formed in the left side and the right side of the inserting through hole, the first inserting through hole is of a T-shaped annular structure on the left side and the right side of the inserting through hole, the inserting plate is of a cuboid structure, the inserting plate is fixedly connected with the inner lower end face of the positioning cylinder on the inner side, the second inserting through hole is of a T-shaped annular structure, the third inserting shaft is fixedly connected with the inner side face of the positioning cylinder, the third inserting shaft is provided with a third rotating groove, the third inserting shaft is of a T-shaped annular structure, the inner threaded rod is of a hollow cylinder structure with an inner thread formed in the center, and the first connecting hole is formed in the lower end face of the inner side of the positioning cylinder.
Preferably, the outer adjusting structure comprises an outer rotating block, a matching block is arranged on the outer side of the outer rotating block, and a one-way groove is formed in the middle of the lower end face of the outer rotating block.
Preferably, the outer rotating block is of a bullet-shaped structure with a conical gear at the lower end face, a wave annular cylinder groove is formed in the upper end face of the outer rotating block, a connecting hole II is formed in the center of the lower end face of the wave annular cylinder groove in the upper end face of the outer rotating block, the outer rotating block is in running fit with the rotating groove, the matching block is of a circular ring structure and is fixedly connected with the outer rotating block, the matching block is in running fit with the matching groove in the outer side of the rotating groove, and the one-way groove is of a cylindrical structure with the center line of the circle located on the center line of the outer rotating block.
Preferably, the gear transmission structure comprises a first bidirectional bevel gear, a first fixed shaft is fixedly connected to the lower end face of the first bidirectional bevel gear, a steering gear is meshed with the side face below the first bidirectional bevel gear, a second fixed shaft is fixedly connected to the rear end face of the steering gear, an adjusting gear is meshed below the steering gear, a third fixed shaft is mounted on the left side and the right side of the adjusting gear, and a support sleeve is fixedly connected to the third fixed shaft on the left side of the adjusting gear.
Preferably, the bidirectional bevel gear is a structure fixedly connected with the rear end faces of the two bevel gears, the bidirectional bevel gear is meshed with the bevel gear on the lower end face of the outer rotating block, the first fixing shaft is of a T-shaped ring structure and is matched with the third rotating groove in the inserting shaft, the steering gear is a bevel gear with gear teeth on the side face, the second fixing shaft is of a T-shaped ring structure and is matched with the second rotating groove in the inserting plate, the adjusting gear is a straight gear and is meshed with the gear teeth on the side face of the steering gear, the third fixing shaft is of a T-shaped ring structure and is matched with the third rotating groove in the inserting shaft, the telescopic groove is formed in the support sleeve, and the telescopic groove in the support sleeve is of a cross-shaped cylinder structure.
Preferably, the inner adjusting structure comprises a top limiting shaft, a supporting shaft is arranged at the center of the lower end face of the top limiting shaft, the lower end face of the top limiting shaft is provided with a one-way limiting block, a supporting plate is fixedly connected to the center below the supporting shaft, and a cross shaft is fixedly connected to the center below the supporting plate;
further, the top limit shaft is a cylinder structure with annular raised grains arranged on the outer side, the top limit shaft penetrates through a second connecting hole, the one-way limiting block is a cylinder, the diameter of the one-way limiting block is larger than that of the one-way groove, the supporting shaft is of a cylinder structure and penetrates through the second connecting hole, the supporting plate is located above the first connecting hole, the cross shaft is of a cross cylinder structure with a cylindrical center and penetrates through the first connecting hole, and the centers of the cross shaft, the supporting plate, the supporting shaft, the one-way limiting block and the top limit shaft are located on the same central line.
Preferably, the telescopic structure comprises an external thread shaft, a cross groove is formed in the center of the external thread shaft, an expansion plate is fixedly connected to the outer side surface of the lower end surface of the external thread shaft in a circumferential array mode, a telescopic plate is installed in the expansion plate, the tail of the telescopic plate is hinged to an extension plate, auxiliary blocks are symmetrically and fixedly connected to the front and back of the upper end surface of the extension plate, and a non-slip mat is hinged to the lower end surface of the extension plate;
further, the external thread shaft and the internal thread rod center are provided with internal thread engagement, the cross groove is a cross cylinder structure with a cylindrical structure at the center, the cross groove is in sliding fit with the cross shaft, the expansion plate is of a hollow cuboid structure, the expansion plate is of a cuboid structure, the expansion plate is in sliding fit with the expansion plate, the extension plate is of a cuboid structure, the extension plate is in sliding fit with the expansion groove in the support sleeve, the auxiliary block is of a cuboid structure, and the auxiliary block is in sliding fit with the expansion groove in the support sleeve.
Preferably, the fixing structure comprises a supporting plate, a corrugated block is arranged in the center of the lower end face of the supporting plate, and a positioning ring is arranged on the outer side of the corrugated block;
furthermore, the lower end face of the supporting plate is a plane, the corrugated block is fixedly connected with the lower end face of the supporting plate and matched with the top end limiting shaft, the corrugated block is matched with the wavy annular cylinder groove on the upper end face of the outward rotating block, the positioning ring is fixedly connected with the lower end face of the supporting plate, and the positioning ring is matched with the first positioning groove.
Compared with the prior art, the invention has the beneficial effects that:
1. the projector with the joint anti-shaking mechanism provided by the invention optimizes the structure of the traditional projector frame, and effectively prevents shaking and improves the use efficiency by setting the device into a tripod type structure.
2. The projector with the joint anti-shaking mechanism provided by the invention optimizes the structure of the traditional projector frame, and efficiently and quickly adjusts the unfolding degree of the device by utilizing the rotation of the outer adjusting structure and the inner adjusting structure.
Drawings
FIG. 1 is a schematic view of a projector with an anti-sway mechanism at a joint according to the present invention;
FIG. 2 is a schematic view of an external adjustment structure of a projector with an anti-sway mechanism at a joint according to the present invention;
FIG. 3 is a structural diagram of a gear transmission structure of the projector with the joint anti-shaking mechanism of the invention;
FIG. 4 is a schematic view of a positioning structure of a projector with an anti-sway mechanism at a joint according to the present invention;
FIG. 5 is a schematic view of the telescopic structure of the projector with the anti-sway mechanism at the joint according to the present invention;
FIG. 6 is a schematic view of an adjusting structure in the projector with the anti-sway mechanism at the joint according to the present invention.
In the figure: 1. a fixed structure; 11. a support plate; 12. a positioning ring; 13. a corrugated block; 2. an external adjustment structure; 21. an outward turning block; 22. a matching block; 23. a one-way slot; 3. a positioning structure; 31. a positioning cylinder; 32. positioning a first groove; 33. a rotating tank; 34. inserting through holes; 35. a plugboard; 36. a plug shaft; 37. an inner threaded rod; 4. a gear transmission structure; 41. a bidirectional bevel gear; 42. a first fixed shaft; 43. a steering gear; 44. a second fixed shaft; 45. adjusting the gear; 46. fixing a shaft III; 47. a bracket sleeve; 5. an internal adjustment structure; 51. a top end limiting shaft; 52. a one-way limiting block; 53. a support shaft; 54. a support plate; 55. a cross shaft; 6. a telescopic structure; 61. an externally threaded shaft; 62. a cross groove; 63. an expansion plate; 64. a retractable plate; 65. an extension plate; 66. an auxiliary block; 67. a non-slip mat.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below. The embodiments of the present invention, and all other embodiments obtained by a person of ordinary skill in the art without any inventive work, belong to the scope of protection of the present invention.
Referring to fig. 1 to 6, the present invention provides a technical solution: the utility model provides a projecting apparatus with mechanism is prevented rocking by joint department, including fixed knot structure 1, outer adjustment structure 2, location structure 3, gear drive structure 4, interior adjustment structure 5 and extending structure 6, location structure 3 center rotates installs and has the outer adjustment structure 2 that makes things convenient for adjusting device to expand the angle, outer adjustment structure 2 center rotates installs and has the interior adjustment structure 5 that makes things convenient for the adjusting device height, be equipped with extending structure 6 in the interior adjustment structure 5, circle array rotation is pegged graft in location structure 3 has three gear drive structure 4, be equipped with fixed knot structure 1 on location structure 3.
The positioning structure 3 comprises a positioning cylinder 31, the positioning cylinder 31 is a hollow cylinder structure, a first positioning groove 32 is formed in the upper end face of the positioning cylinder 31, the first positioning groove 32 is located on the periphery of a rotating groove 33 and is concentric with the rotating groove 33, the fixing structure 1 is convenient to install and fix the device, the first positioning groove 32 is a wavy annular structure on the inner side, the current state of the device is fixed by inserting the fixing structure 1, the rotating groove 33 is formed in the center of the upper end face of the positioning cylinder 31, the rotating groove 33 is a cylinder structure with matching grooves on the outer side, inserting through holes 34 are formed in the circumferential array of the lower end face of the positioning cylinder 31, the inserting through holes 34 are in a convex cylinder structure, first rotating grooves are symmetrically formed in the left side and the right side of each inserting through hole 34, the first rotating grooves in the left side and the right side of each inserting through hole 34 are in a T-shaped annular structure, an inserting plate 35 is arranged on the side of each inserting through hole 34 and is in a cuboid structure, terminal surface fixed connection under plugboard 35 and the 31 inboard of a location section of thick bamboo, has seted up on the plugboard 35 and has rotated groove two, it is T font annular structure to rotate groove two on the plugboard 35, circumference permutation is installed and is inserted a spiale 36 on the 31 inner wall of a location section of thick bamboo, inserted a spiale 36 and 31 medial surface fixed connection of a location section of thick bamboo, it rotates groove three to have seted up in the spiale 36, it is T annular structure to rotate groove three in the spiale 36, the terminal surface is installed to 31 lower terminals of a location section of thick bamboo 37, internal thread pole 37 is that the center is seted up there is the hollow cylinder structure of internal thread, connecting hole one has been seted up to 31 inboard lower terminals of a location section of thick bamboo.
The outer adjusting structure 2 comprises an outer rotating block 21, the outer rotating block 21 is a bullet-shaped structure with the lower end face being a bevel gear, a wavy annular cylinder groove is formed in the upper end face of the outer rotating block 21, the insertion of the fixing structure 1 is achieved to fix the current state of the device, a connecting hole II is formed in the center of the lower end face of the wavy annular cylinder groove in the upper end face of the outer rotating block 21, the outer rotating block 21 is in running fit with a rotating groove 33, the outer rotating block 21 rotates in the rotating groove 33, a matching block 22 is arranged on the outer side of the outer rotating block 21, the matching block 22 is of a circular ring structure, the matching block 22 is fixedly connected with the outer rotating block 21, the matching block 22 is in running fit with the matching groove in the outer side of the rotating groove 33, the matching block 22 rotates in the matching groove in the outer side of the rotating groove 33, a one-way groove 23 is formed in the middle of the lower end face of the outer rotating block 21, and the circle center of the one-way is of a cylinder structure located on the center line of the outer rotating block 21.
The gear transmission structure 4 comprises a bidirectional conical gear 41, the bidirectional conical gear 41 is a structure fixedly connected with the rear end faces of two conical gears, the bidirectional conical gear 41 is meshed with a conical gear on the lower end face of the outer rotating block 21, the lower end face of the bidirectional conical gear 41 is fixedly connected with a first fixing shaft 42, the first fixing shaft 42 is in a T-shaped ring structure, the first fixing shaft 42 is matched with a third rotating groove in the inserting shaft 36 to realize the position fixation of the bidirectional conical gear 41 and ensure that the bidirectional conical gear 41 can rotate, the lower side face of the bidirectional conical gear 41 is meshed with a steering gear 43, the steering gear 43 is a conical gear with gear teeth on the side face, the rear end face of the steering gear 43 is fixedly connected with a second fixing shaft 44, the second fixing shaft 44 is in a T-shaped ring structure, the second fixing shaft 44 is matched with a second rotating groove in the inserting plate 35 to realize the position fixation of the steering gear 43 and ensure that the steering gear 43 can rotate, an adjusting gear 45 is meshed below the steering gear 43, the adjusting gear 45 is a straight gear, the adjusting gear 45 is meshed with gear teeth on the side face of the steering gear 43, fixing shafts three 46 are mounted on the left side and the right side of the adjusting gear 45, the fixing shafts three 46 are of T-shaped ring structures, the fixing shafts three 46 are matched with rotating grooves three in the inserting shaft 36, the adjusting gear 45 is fixed in position, meanwhile, the adjusting gear 45 can rotate, a support sleeve 47 is fixedly connected to the fixing shafts three 46 on the left side of the adjusting gear 45, the adjusting gear 45 drives the support sleeve 47 to rotate, telescopic grooves are formed in the support sleeve 47, the telescopic grooves in the support sleeve 47 are of a cross-column structure, and gear transmission is achieved among the bidirectional conical gear 41, the steering gear 43 and the adjusting gear 45.
The inner adjusting structure 5 comprises a top end limiting shaft 51, a one-way limiting block 52 is mounted on the lower end face of the top end limiting shaft 51, a supporting shaft 53 is arranged at the center of the lower end face of the one-way limiting block 52, a supporting plate 54 is fixedly connected to the center below the supporting shaft 53, and a cross shaft 55 is fixedly connected to the center below the supporting plate 54; the top limit shaft 51 is a cylindrical structure with annular raised grains arranged on the outer side, the insertion fixing structure 1 is realized to fix the current state of the device, the top limit shaft 51 penetrates through the second connecting hole, the one-way limit block 52 is a cylinder, the diameter of the one-way limit block 52 is larger than that of the one-way groove 23, the one-way limit block 52 rotates in the one-way groove 23 and highly fixes the top limit shaft 51, the one-way limit block 52 is fixedly connected with the top limit shaft 51, the support shaft 53 is of a cylindrical structure, the support shaft 53 penetrates through the second connecting hole, the support plate 54 is positioned above the first connecting hole, the cross shaft 55 is of a cross cylindrical structure with a cylindrical center, the cross shaft 55 penetrates through the first connecting hole, the cross shaft 55, the support plate 54, the support shaft 53, the one-way limit block 52 and the top limit shaft 51 are centrally positioned on the same central line, and the uniform rotation of the internal adjustment structure 5 is realized.
The telescopic structure 6 comprises an external thread shaft 61, a cross groove 62 is formed in the center of the external thread shaft 61, an expansion plate 63 is fixedly connected to the outer side surface of the lower end surface of the external thread shaft 61 in a circumferential array mode, an expansion plate 64 is installed in the expansion plate 63, an extension plate 65 is hinged to the tail of the expansion plate 64, auxiliary blocks 66 are symmetrically and fixedly connected to the front and back of the upper end surface of the extension plate 65 in a front-back symmetrical mode, and an anti-skid pad 67 is hinged to the lower end surface of the extension plate 65; the internal thread meshing has been seted up at external screw axle 61 and internal thread pole 37 center, realize that external screw axle 61 rises and descends in internal thread pole 37 internal rotation, cross recess 62 is the cross cylinder structure that the center is the cylinder structure, cross recess 62 and cross 55 sliding fit, it slides in cross recess 62 to realize cross 55 drive external screw axle 61 rotates simultaneously, expansion plate 63 is hollow cuboid structure, expansion plate 64 is the cuboid structure, expansion plate 64 and expansion plate 63 sliding fit, realize that expansion plate 64 slides in expansion plate 63, expansion plate 65 is the cuboid structure, expansion plate 65 and the interior expansion slot sliding fit of support cover 47, realize that expansion plate 65 slides in the interior expansion slot of support cover 47, supplementary piece 66 is the cuboid structure, supplementary piece 66 and the interior expansion slot sliding fit of support cover 47, realize that supplementary piece 66 slides in the interior expansion slot of support cover 47.
The fixing structure 1 comprises a supporting plate 11, a corrugated block 13 is arranged in the center of the lower end face of the supporting plate 11, and a positioning ring 12 is arranged on the outer side of the corrugated block 13; the lower end face of the supporting plate 11 is a plane, the corrugated block 13 is fixedly connected with the lower end face of the supporting plate 11, the corrugated block 13 is matched with the top end limiting shaft 51, the corrugated block 13 is matched with the corrugated annular cylinder groove in the upper end face of the outer rotating block 21, the positioning ring 12 is fixedly connected with the lower end face of the supporting plate 11, and the positioning ring 12 is matched with the first positioning groove 32.
The working principle is as follows: the during operation, through rotatory outer adjustment structure 2, transmission through gear drive structure 4, realize the rotation of support cover 47, it is flexible to drive expansion plate 64 with this, the angle that the adjustment support expanded, through rotatory interior adjustment structure 5, it drives the internal thread pole 37 internal rotation of external screw thread axle 61 to realize interior adjustment structure 5, external screw thread axle 61 extends downwards, drive extension plate 65 extension with this, at last with fixed knot constructs 1 closing cap on location structure 3, realize fixedly through the cooperation of holding ring 12 and ripple piece 13 with other parts.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. The utility model provides a projecting apparatus with mechanism is prevented rocking by joint department which characterized in that: including fixed knot structure (1), outer adjustment structure (2), location structure (3), gear drive structure (4), interior adjustment structure (5) and extending structure (6), location structure (3) center is rotated and is installed outer adjustment structure (2) that have convenient adjusting device expansion angle, and outer adjustment structure (2) center is rotated and is installed and has interior adjustment structure (5) that make things convenient for the adjusting device height, is equipped with extending structure (6) in interior adjustment structure (5), and circle array rotates to peg graft in location structure (3) and has three gear drive structure (4), is equipped with fixed knot structure (1) on location structure (3).
2. The projector according to claim 1, wherein the joint anti-shake mechanism comprises: location structure (3) are including a location section of thick bamboo (31), and constant head tank (32) have been seted up to a location section of thick bamboo (31) up end, and rotating groove (33) have been seted up at a location section of thick bamboo (31) up end center, and grafting through-hole (34) have been seted up to a location section of thick bamboo (31) lower terminal surface circumference array, and grafting through-hole (34) side-mounting has plugboard (35), and circumference permutation is installed and is inserted spiale (36) on a location section of thick bamboo (31) inner wall, and internal thread pole (37) are installed to a location section of thick bamboo (31) lower terminal surface.
3. The projector according to claim 2, wherein the joint anti-shake mechanism comprises: the positioning cylinder (31) is of a hollow cylinder structure, the first positioning groove (32) is positioned at the periphery of the rotating groove (33) and is concentric with the rotating groove (33), the first positioning groove (32) is of a wavy annular structure at the inner side, the rotating groove (33) is of a cylinder structure with a matching groove at the outer side, the inserting through hole (34) is of a convex cylinder structure, the first rotating groove is symmetrically formed in the left side and the right side of the inserting through hole (34), the first rotating groove in the left side and the right side of the inserting through hole (34) is of a T-shaped annular structure, the inserting plate (35) is of a cuboid structure, the inserting plate (35) is fixedly connected with the lower end face of the inner side of the positioning cylinder (31), the second rotating groove is formed in the inserting plate (35), the second rotating groove in the inserting plate (35) is of a T-shaped annular structure, the inserting shaft (36) is fixedly connected with the inner side face of the positioning cylinder (31), the third rotating groove is formed in the inserting shaft (36), and the third rotating groove in the inserting shaft (36) is of a T-shaped annular structure, the inner threaded rod (37) is of a hollow cylindrical structure with an internal thread formed in the center, and a first connecting hole is formed in the lower end face of the inner side of the positioning cylinder (31).
4. The projector according to claim 1, wherein the joint anti-shake mechanism comprises: the outer adjusting structure (2) comprises an outer rotating block (21), a matching block (22) is arranged on the outer side of the outer rotating block (21), and a one-way groove (23) is formed in the middle of the lower end face of the outer rotating block (21).
5. The projector according to claim 4, wherein the joint anti-shake mechanism comprises: the outer rotating block (21) is of a bullet type structure with a conical gear at the lower end face, a wave annular cylinder groove is formed in the upper end face of the outer rotating block (21), a connecting hole II is formed in the center of the lower end face of the wave annular cylinder groove in the upper end face of the outer rotating block (21), the outer rotating block (21) is in running fit with the rotating groove (33), the matching block (22) is of a circular ring structure, the matching block (22) is fixedly connected with the outer rotating block (21), the matching block (22) is in running fit with the matching groove in the outer side of the rotating groove (33), and the one-way groove (23) is of a cylindrical structure with the circle center located on the center line of the outer rotating block (21).
6. The projector according to claim 1, wherein the joint anti-shake mechanism comprises: the gear transmission structure (4) comprises a bidirectional conical gear (41), a first fixing shaft (42) is fixedly connected to the lower end face of the bidirectional conical gear (41), a steering gear (43) is meshed with the side face of the lower portion of the bidirectional conical gear (41), a second fixing shaft (44) is fixedly connected to the rear end face of the steering gear (43), an adjusting gear (45) is meshed with the lower portion of the steering gear (43), a third fixing shaft (46) is installed on the left side and the right side of the adjusting gear (45), and a support sleeve (47) is fixedly connected to the third fixing shaft (46) on the left side of the adjusting gear (45).
7. The projector according to claim 6, wherein the joint anti-shake mechanism comprises: the bidirectional bevel gear (41) is a structure fixedly connected with the rear end faces of two bevel gears, the bidirectional bevel gear (41) is meshed with a bevel gear on the lower end face of an outer rotating block (21), a first fixing shaft (42) is of a T-shaped ring structure, the first fixing shaft (42) is matched with a third rotating groove in an inserting shaft (36), a steering gear (43) is a bevel gear with gear teeth on the side face, a second fixing shaft (44) is of a T-shaped ring structure, the second fixing shaft (44) is matched with a second rotating groove in an inserting plate (35), an adjusting gear (45) is a straight gear, the adjusting gear (45) is meshed with the gear teeth on the side face of the steering gear (43), a third fixing shaft (46) is of a T-shaped ring structure, the third fixing shaft (46) is matched with the third rotating groove in the inserting shaft (36), a telescopic groove is formed in a support sleeve (47), and the telescopic groove in the support sleeve (47) is of a cylindrical cross structure.
8. The projector according to claim 1, wherein the joint anti-shake mechanism comprises: the inner adjusting structure (5) comprises a top end limiting shaft (51), a one-way limiting block (52) is mounted on the lower end face of the top end limiting shaft (51), a supporting shaft (53) is arranged at the center of the lower end face of the one-way limiting block (52), a supporting plate (54) is fixedly connected to the center below the supporting shaft (53), and a cross shaft (55) is fixedly connected to the center below the supporting plate (54);
spacing axle in top (51) is the cylinder structure that the annular raised grain was seted up in the outside, spacing axle in top (51) passes connecting hole two, one-way stopper (52) are the cylinder structure, one-way stopper (52) diameter is greater than one-way groove (23) diameter, back shaft (53) are the cylinder structure, back shaft (53) pass connecting hole two, backup pad (54) are located connecting hole one top, cross (55) are the cross cylinder structure that the center is the cylinder, cross (55) pass connecting hole one, cross (55), backup pad (54), back shaft (53), one-way stopper (52) and top spacing axle (51) center are located same central line.
9. The projector according to claim 1, wherein the joint anti-shake mechanism comprises: the telescopic structure (6) comprises an external thread shaft (61), a cross groove (62) is formed in the center of the external thread shaft (61), expansion plates (63) are fixedly connected to the outer side surface circumference array of the lower end surface of the external thread shaft (61), expansion plates (64) are installed in the expansion plates (63), extension plates (65) are hinged to the tail portions of the expansion plates (64), auxiliary blocks (66) are symmetrically and fixedly connected to the front and back of the upper end surface of each extension plate (65), and anti-skid pads (67) are hinged to the lower end surface of each extension plate (65);
the internal thread meshing has been seted up with internal thread pole (37) center to external screw thread axle (61), cross recess (62) are the cross cylinder structure that the center is the cylinder structure, cross recess (62) and cross axle (55) sliding fit, expansion plate (63) are hollow cuboid structure, expansion plate (64) are the cuboid structure, expansion plate (64) and expansion plate (63) sliding fit, extension plate (65) are the cuboid structure, expansion groove sliding fit in extension plate (65) and support cover (47), supplementary piece (66) are the cuboid structure, supplementary piece (66) and support cover (47) interior expansion groove sliding fit.
10. The projector according to claim 1, wherein the joint anti-shake mechanism comprises: the fixing structure (1) comprises a supporting plate (11), a corrugated block (13) is arranged in the center of the lower end face of the supporting plate (11), and a positioning ring (12) is arranged on the outer side of the corrugated block (13);
the lower end face of the supporting plate (11) is a plane, the corrugated block (13) is fixedly connected with the lower end face of the supporting plate (11), the corrugated block (13) is matched with the top end limiting shaft (51), the corrugated block (13) is matched with a corrugated annular cylinder groove in the upper end face of the outer rotating block (21), the positioning ring (12) is fixedly connected with the lower end face of the supporting plate (11), and the positioning ring (12) is matched with the first positioning groove (32).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110727427.1A CN113503450B (en) | 2021-06-29 | 2021-06-29 | Projector with anti-shaking mechanism at joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110727427.1A CN113503450B (en) | 2021-06-29 | 2021-06-29 | Projector with anti-shaking mechanism at joint |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113503450A true CN113503450A (en) | 2021-10-15 |
| CN113503450B CN113503450B (en) | 2022-08-09 |
Family
ID=78010907
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110727427.1A Active CN113503450B (en) | 2021-06-29 | 2021-06-29 | Projector with anti-shaking mechanism at joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113503450B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20160010794A1 (en) * | 2014-07-10 | 2016-01-14 | Syncmold Enterprise Corp. | Adjustable hanging device |
| WO2018047207A1 (en) * | 2016-09-08 | 2018-03-15 | Cartoni S.P.A. | Improved spreader for video-photographic tripod |
| CN111536383A (en) * | 2020-05-15 | 2020-08-14 | 南昌威爱教育科技有限公司 | Outer projection arrangement of virtual reality education and teaching |
| CN212131918U (en) * | 2020-04-28 | 2020-12-11 | 焱行科技(上海)有限公司 | Adjustable support for unmanned aerial vehicle investigation and interference all-in-one machine |
| CN213452608U (en) * | 2020-11-11 | 2021-06-15 | 王峥 | Surveying instrument support structure for hard ground |
| CN213479735U (en) * | 2020-08-04 | 2021-06-18 | 中建二局第三建筑工程有限公司 | Construction mapping device |
| CN213512932U (en) * | 2020-09-23 | 2021-06-22 | 郭彦军 | Projection arrangement is used in teaching of computer science |
-
2021
- 2021-06-29 CN CN202110727427.1A patent/CN113503450B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20160010794A1 (en) * | 2014-07-10 | 2016-01-14 | Syncmold Enterprise Corp. | Adjustable hanging device |
| WO2018047207A1 (en) * | 2016-09-08 | 2018-03-15 | Cartoni S.P.A. | Improved spreader for video-photographic tripod |
| CN212131918U (en) * | 2020-04-28 | 2020-12-11 | 焱行科技(上海)有限公司 | Adjustable support for unmanned aerial vehicle investigation and interference all-in-one machine |
| CN111536383A (en) * | 2020-05-15 | 2020-08-14 | 南昌威爱教育科技有限公司 | Outer projection arrangement of virtual reality education and teaching |
| CN213479735U (en) * | 2020-08-04 | 2021-06-18 | 中建二局第三建筑工程有限公司 | Construction mapping device |
| CN213512932U (en) * | 2020-09-23 | 2021-06-22 | 郭彦军 | Projection arrangement is used in teaching of computer science |
| CN213452608U (en) * | 2020-11-11 | 2021-06-15 | 王峥 | Surveying instrument support structure for hard ground |
Also Published As
| Publication number | Publication date |
|---|---|
| CN113503450B (en) | 2022-08-09 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US11852955B2 (en) | Photo booth having detachable upper cover | |
| CN210372723U (en) | Camera mount for news dissemination | |
| CN211001897U (en) | Unmanned aerial vehicle movie & TV shoots cloud platform | |
| CN108036168A (en) | A kind of liftable projecting apparatus | |
| WO2022027706A1 (en) | Projector convenient to install | |
| CN113503450B (en) | Projector with anti-shaking mechanism at joint | |
| CN207298299U (en) | A kind of comprehensive adjusting elevating type projector stent | |
| CN214618678U (en) | Angle-adjustable projector suspension device | |
| CN111273510B (en) | Think political affairs training and use portable projection arrangement | |
| CN207298300U (en) | A kind of multipurpose shoots stent | |
| CN210609440U (en) | Rotatable portable projector device | |
| CN211902119U (en) | Liftable projecting apparatus | |
| CN212112874U (en) | Ideological and political education contrast presentation device | |
| CN210707936U (en) | Cloud platform module and unmanned aerial vehicle | |
| CN213872132U (en) | Projection arrangement convenient to adjust | |
| CN209762627U (en) | Projector support | |
| CN113048366A (en) | Multimedia classroom projecting apparatus installation hangs mount | |
| CN219692668U (en) | Multi-functional adjustable camera mount table is used in culture media photography | |
| CN213712580U (en) | Think political affairs class on-line education projecting apparatus with adjustable | |
| CN207906743U (en) | A kind of pedestal for fixing video camera | |
| CN215831463U (en) | Culture and art exchanges and uses indoor presentation device | |
| CN216768957U (en) | Multifunctional photographic support | |
| CN110131552A (en) | A kind of lightweight high-intensity liquid crystal television bracket | |
| CN219102593U (en) | Projector | |
| CN219389127U (en) | Support convenient to equipment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A projector with joint anti shaking mechanism Effective date of registration: 20230830 Granted publication date: 20220809 Pledgee: Huishang Bank Co.,Ltd. Lu'an Nanmen Branch Pledgor: ANHUI GUOYAO COMMUNICATION TECHNOLOGY Co.,Ltd. Registration number: Y2023980054638 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |