CN113917773B - Multi-axis turning projector with liquid lens - Google Patents

Abstract

The patent of the present invention discloses a multi-axis direction-changing projector with a liquid lens, which includes a base, a rotating ball, a balancer, a projector housing, and a liquid lens. The upper end of the base is provided with a rotating ball. The upper end is provided with a balancer, and the middle part of the balancer is provided with a projector housing. A mounting groove is opened in the middle part of one side of the projector housing, and a liquid lens is arranged in the middle part of the installation groove. Beneficial effects: the tension of the TPU diaphragm is coordinated with the deformation of the elastic spiral coil to reduce the pressure of the TPU diaphragm to improve the service life of the TPU diaphragm, and the fixing and installation of the liquid lens is facilitated by the arrangement of the metal sleeve and the guide rail, and The metal sleeve can protect the internal structure of the lens and prevent the lens from being damaged, and only need to replace the YPU diaphragm at both ends and the pure water inside, which greatly reduces the cost of replacement and maintenance.

Description

A multi-axis redirection projector with a liquid lens

technical field

The patent of the present invention relates to the technical field of electronic information equipment. Specifically, it relates to a multi-axis direction-changing projector with a liquid lens.

Background technique

A projector, also known as a projector, is a device that can project images or videos onto a screen. It can be connected to a computer, VCD, DVD, BD, game console, DV, etc. through different interfaces to play the corresponding video signal. Projectors are widely used in homes, offices, schools, and entertainment venues. According to different working methods, there are different types such as CRT, LCD, and DLP.

At present, most of the existing projector lenses cannot change the concave-convex degree of the lens, and the lens of the projector is usually used to adjust the distance between each lens to adjust the focal length, and the lens needs to be replaced after a long period of use. Usually, the cost of using glass for high-precision grinding and replacement is high, and the existing projectors are generally difficult to flexibly adjust the angle and direction of the injection. It is usually necessary to move the entire machine during adjustment, and it is difficult to adjust the angle accurately. It is inconvenient to use on the body.

Invention patent content

Aiming at the problems in the related art, the patent of the present invention proposes a multi-axis direction-changing projector with a liquid lens to overcome the above-mentioned technical problems existing in the related art.

For this reason, the concrete technical scheme that the patent of the present invention adopts is as follows:

A multi-axis direction-changing projector with a liquid lens, comprising a base, a rotating ball, a balancer, a projector housing and a liquid lens, the upper end of the base is provided with a rotating ball, and the upper end of the rotating ball is provided with a balancer , the middle part of the balancer is provided with a projector housing, and the middle part of one side of the projector housing is provided with an installation groove, and the inner middle part of the installation groove is provided with a liquid lens, and the liquid lens includes a fixed wheel, so One side of the fixed wheel is provided with a connection ring one, and the side of the connection ring one away from the fixed wheel is provided with a TPU rubber sleeve, and the middle part of the inner wall of the TPU rubber sleeve is provided with some telescopic rods, and the TPU rubber sleeve The side away from the connecting ring 1 is provided with a connecting ring 2, the side of the connecting ring 2 away from the TPU rubber sleeve is provided with a rotating ring, and one side of the rotating ring is provided with a convex ring, and the telescopic rod Cardan shafts are provided at both ends of the fixed wheel and the inner middle of the rotating ring are provided with an elastic helical ring, and one end of the elastic helical ring is provided with a TPU diaphragm, and the outer end of the TPU rubber sleeve The sleeve is provided with a metal sleeve, the outer surface of the metal sleeve is provided with a guide rail, one side of the metal sleeve is provided with a connecting elbow connected to the connecting ring, and the fixed wheel is far away from the One side of the connecting ring one is provided with a positioning ring, and the side of the positioning ring away from the fixed wheel is provided with several fixed shafts, and the inner middle of the liquid lens is filled with pure water.

Further, the rotating ball includes a rotating shaft 1 connected to the base, the upper end of the rotating shaft 1 is provided with a bevel gear 1, the upper end of the bevel gear 1 is provided with a bevel gear 2, and the upper end of the rotating shaft 1 is provided with The rotating shaft 2 is tilted at a certain angle. Both ends of the rotating shaft 2 are provided with a circular cover. The middle part of the rotating shaft 2 is symmetrically provided with a bevel gear 3 and a bevel gear 4. The bevel gear 3 and the bevel gear 2 are arranged symmetrically. Mutual articulated cooperation, the middle part of the rotating shaft 2 is provided with a gear plate that is articulated with the bevel gear 1, and one side of the gear plate is provided with a semicircular cover 1, and the gear plate is far away from the side of the semicircular cover 1. One side is provided with a semi-circular cover two, the lower end of the semi-circular cover two is provided with a through hole matched with the rotating shaft one, and the upper end of the semi-circular cover one is provided with a rotating shaft three passing through the semi-circular cover one, and the rotating shaft The lower end of the shaft three is provided with a bevel gear five which is hingedly matched with the four bevel gears, and the upper end of the rotating shaft three is provided with a hexagonal fixed ring.

Further, the semicircular cover one is fixedly connected with the gear plate.

Further, the balance instrument includes a connecting piece matched with the hexagonal fixing ring, the upper end of the connecting piece is provided with a semicircular rocker arm, and the outer side of the upper end of the semicircular rocker arm is provided with a fixedly connected semicircular ring I, Both ends of the semi-circular ring 1 are provided with a rotating shaft 1, and the inner side of the semi-circular rocker arm is provided with a semi-circular ring 2 connected with the rotating shaft 1, and one end of the semi-circular ring 2 is provided with a rotating shaft Shaft 2, the inside of the semi-circular ring 2 is provided with a mounting ring, the inner wall of the mounting ring is provided with a sliding groove, the mounting ring is set in the middle of the outer end of the projector housing, and the semi-circular ring The middle part of the two is provided with a motor, and one end of the motor is provided with a spur gear.

Further, the middle part of the semicircular rocker arm is provided with a through groove matching with the rotating shaft of the motor, one side of the semicircular rocker arm is provided with a guide groove, and the inner wall of one side of the guide groove is provided with a Spur gear mating rack.

Further, the middle part of the outer surface of the projector housing is provided with a number of sliding rods matching with the sliding groove, and the inside of the installation groove is provided with a number of positioning holes matching with the fixed shaft. The inner middle part of the groove is provided with a positioning sleeve matched with the guide slide rail.

Further, one side of the projector housing is provided with a movable rotating shaft connected to the semi-circular ring 2, and a weight block is provided at the inner lower end of the projector housing.

Further, the TPU diaphragm is a highly transparent TPU rubber film, and the elastic helical coil is made of slightly elastic material.

Further, the connection between the base, the rotating ball and the balancer is provided with a rotating shaft that can be rotated arbitrarily, and the lower end of the base is provided with a number of suction cups.

Compared with the prior art, the present invention has the following beneficial effects:

1. By fixing the fixed wheel and the installation groove, the function of fixing the first connection ring is achieved, and the rotation of the rotating ring drives the second connection ring to rotate, and the telescopic rod is shifted by rotation, and shrinks so that the telescopic rod supports the TPU rubber sleeve or Shrink the TPU rubber sleeve to make the sealed space inside the liquid lens larger or smaller, so that the diaphragm at both ends of the liquid lens can be shrunk or raised by atmospheric pressure, and the transparent liquid inside the liquid lens can form a concave lens or a convex lens, and The curvature of the lens can be changed according to different rotation angles to change the focal length of the liquid lens. The diaphragm at both ends of the liquid lens can be easily protected by the setting of the convex ring, and a concave lens is set in the middle of the convex ring to facilitate the projection of the liquid lens. Through the elastic spiral The setting of the ring When the internal space of the liquid lens changes, the deformation of the elastic spiral ring cooperates with the tension of the TPU diaphragm to reduce the pressure of the TPU diaphragm to improve the service life of the TPU diaphragm. Through the setting of the metal sleeve and the guide rail It is convenient to fix and install the liquid lens, and the metal sleeve can protect the internal structure of the lens to prevent lens damage, and only need to replace the TPU diaphragm at both ends and the pure water inside, which greatly reduces the cost of replacement and maintenance.

2. The bevel gear 1 drives the gear plate to rotate through the rotation of the shaft 1, so that the semicircular cover 1 is driven to rotate by the gear plate, and the bevel gear 2 drives the bevel gear 3 to rotate through the rotation of the shaft 1, thereby driving the rotation of the shaft 2, thereby driving the bevel gear Four rotates, the rotation of the bevel gear four drives the bevel gear five to rotate, and the bevel gear five drives the rotation shaft three to rotate, so that the balancer located at the upper end of the rotating ball can rotate horizontally so that the projector can be turned to any direction. Projection, and through the rotation of the semicircular cover plate, the rotating shaft three can rotate in the circumferential direction along the semicircular cover one, and the rotating ball can be rotated as a whole through the rotation of the semicircular cover two. Stopping at any point of the rotating ball can achieve the function of adjusting the direction of the projector arbitrarily, which improves the practicability and convenience of the projector. The setting of the hexagonal fixing ring facilitates the connection and fixing between the rotating ball and the balancer.

3. The balancer and the rotating ball are fixedly connected through the connecting piece, the projector shell is supported by the fixed connection between the semicircular rocker arm and the semicircular ring 1, and the installation of the semicircular ring 2 is facilitated by setting the rotating shaft 1. And make the semi-circular ring two can do circular motion through the rotary shaft one, the installation of the mounting ring is facilitated by the setting of the rotary shaft two, and the projector housing is fixed on the middle part of the mounting ring through the cooperation of the mounting ring and the semi-circular ring two, The rotation of the semi-circular ring 2 is controlled by the setting of the rotating shaft 1, so that the projector can adjust the projection angle arbitrarily, and the projector shell can be rotated freely in the middle of the mounting ring through the setting of the sliding groove, and the spur gear is driven by the rotation of the motor Rotation, with the function of the guide groove and the gear rod, the semicircle 2 can slide along the semicircular rocker to adjust the projection angle of the projector, which improves the convenience and practicability of the projector and enables the projector to be placed on the inclined wall use.

4. It is convenient to rotate the projector shell while fixing the projector shell through the sliding rod, and facilitates the installation between the liquid lens and the projector shell through the positioning hole matched with the fixed shaft rod, and through the positioning sleeve and the guide slide The combination of the rail and the metal sleeve fixes the liquid lens and improves the stability of the projector. The rotation and fixation of the projector shell is facilitated by the setting of the movable shaft. The center of gravity of the projector shell is lowered by the setting of the weight block. The effect of gravity keeps the projection of the projector always level. Avoid the situation where the projection is tilted left and right.

Description of drawings

In order to more clearly illustrate the technical solutions in the patent embodiments of the present invention or the prior art, the accompanying drawings that need to be used in the embodiments will be briefly introduced below. Obviously, the accompanying drawings in the following description are only patents of the present invention. For some embodiments of the present invention, those of ordinary skill in the art can also obtain other drawings based on these drawings on the premise of not paying creative efforts.

Fig. 1 is a structural schematic diagram of a multi-axis direction-changing projector with a liquid lens according to a patent embodiment of the present invention;

Fig. 2 is a schematic diagram of the internal structure of a liquid lens of a multi-axis redirection projector with a liquid lens according to a patent embodiment of the present invention;

Fig. 3 is a schematic structural view of a liquid lens of a multi-axis redirection projector with a liquid lens according to a patent embodiment of the present invention;

Fig. 4 is a structural schematic diagram of a rotating ball of a multi-axis direction-changing projector with a liquid lens according to a patent embodiment of the present invention;

Fig. 5 is a structural schematic diagram of a balancer of a multi-axis direction-changing projector with a liquid lens according to a patent embodiment of the present invention;

Fig. 6 is a structural schematic diagram of a projector housing of a multi-axis direction-changing projector with a liquid lens according to an embodiment of the patent of the present invention;

Fig. 7 is a cross-sectional view of a liquid lens of a multi-axis redirection projector with a liquid lens according to an embodiment of the present invention.

In the picture:

1. Base; 2. Rotating ball; 3. Balancer; 4. Projector shell; 5. Liquid lens; 6. Installation groove; 7. Fixed wheel; 8. Connecting ring 1; 9. TPU rubber sleeve; 10. Telescopic rod; 11. Connecting ring 2; 12. Rotating ring; 13. Convex ring; 14. Cardan shaft; 15. Elastic spiral ring; 16. TPU diaphragm; 17. Metal sleeve; 18. Guide rail; 19. Connecting elbow; 20, positioning ring; 21, fixed shaft; 22, rotating shaft one; 23, bevel gear one; 24, bevel gear two; 25, rotating shaft two; 26, circular block cover; 27, bevel gear three; 28, bevel gear four; 29, gear plate; 30, semicircular cover one; 31, semicircular cover two; 32, through hole; 33, rotating shaft three; 34, bevel gear five; 35, hexagonal fixed ring; 36, connector; 37. Semicircle rocker arm; 38. Semicircle one; 39. Rotation shaft one; 40. Semicircle two; 41. Rotation shaft two; 42. Mounting ring; 43. Sliding groove; 44. Motor; 45. Spur gear 46, through groove; 47, guide groove; 48, gear bar; 49, slide rod; 50, positioning hole; 51, positioning sleeve; 52, movable rotating shaft.

Detailed ways

In order to further illustrate the various embodiments, the patent of the present invention provides accompanying drawings, which are part of the disclosure content of the patent of the present invention, which are mainly used to illustrate the embodiments, and can be combined with the relevant descriptions in the specification to explain the operating principles of the embodiments. With reference to these contents, those skilled in the art should understand other possible implementations and advantages of the patented invention. The components in the figures are not drawn to scale, and similar component symbols are generally used to represent similar components.

Embodiment one

As shown in Figures 1 to 7:

The present invention provides a multi-axis direction-changing projector with a liquid lens, which includes a base 1, a rotating ball 2, a balancer 3, a projector housing 4 and a liquid lens 5, and the upper end of the base 1 is provided with a rotating ball 2. The upper end of the rotating ball 2 is provided with a balancer 3, and the middle part of the balancer 3 is provided with a projector housing 4, and the middle part of one side of the projector housing 4 is provided with a mounting groove 6, through which 6. The liquid lens 5 is fixedly installed, and the inner middle part of the installation groove 6 is provided with a liquid lens 5. The liquid lens 5 includes a fixed wheel 7, and one side of the fixed wheel 7 is provided with a connecting ring-8. A TPU rubber sleeve 9 is provided on the side of the connecting ring-8 away from the fixed wheel 7, and a number of telescopic rods 10 are arranged in the middle of the inner wall of the TPU rubber sleeve 9, and the TPU rubber sleeve 9 is far away from the side of the connecting ring-8. One side is provided with a connection ring 2 11, and the side of the connection ring 2 11 away from the TPU rubber sleeve 9 is provided with a rotating ring 12. By fixing the fixed wheel 7 and the installation groove 6, the function of fixing the connection ring 1 8 is achieved. , by rotating the rotating ring 12 to drive the connecting ring 2 11 to rotate, the telescopic rod 10 is shifted through the rotation, and the telescopic rod 10 is shrunk to prop up the TPU rubber sleeve 9, so that the sealed space inside the liquid lens 5 becomes larger so that the atmospheric pressure can be used Forcibly shrink the diaphragms at both ends of the liquid lens inwards, cooperate with the transparent liquid inside the liquid lens 5 to form a concave lens, and change the curvature of the lens according to different angles of rotation to change the focal length of the liquid lens 5. One side of the rotating circle 12 is set There is a convex ring 13, and the two ends of the telescopic rod 10 are provided with a cardan shaft 14. The setting of the convex ring 13 facilitates the protection of the diaphragm at both ends of the liquid lens 5, and the middle part of the convex ring 13 is provided with a concave lens to facilitate the matching of the liquid lens 5. To achieve the effect of projection, the inner middle part of the fixed wheel 7 and the rotating ring 12 is provided with an elastic helical ring 15, and one end of the elastic helical ring 15 is provided with a TPU diaphragm 16, through the setting of the elastic helical ring 15 when When the internal space of the liquid lens 5 changes, the tension of the TPU diaphragm 16 is matched to the tension of the TPU diaphragm 16 through the deformation of the elastic spiral ring 15 to reduce the pressure of the TPU diaphragm 16 so as to improve the service life of the TPU diaphragm 16. The outer end of the TPU rubber sleeve 9 The sleeve is provided with a metal sleeve 17, the outer surface of the metal sleeve 17 is provided with a guide rail 18, and one side of the metal sleeve 17 is provided with a connecting elbow 19 connected with the connecting ring-8, through The metal sleeve 17 and the guide rail 18 are arranged to facilitate the fixing and installation of the liquid lens 5, and the metal sleeve 17 has the function of protecting the internal structure of the lens to prevent damage to the lens. The connecting ring one 8 is fixedly connected, the side of the fixed wheel 7 away from the connecting ring one 8 is provided with a positioning ring 20, and the side of the positioning ring 20 away from the fixed wheel 7 is provided with several fixed shafts 21, The inner middle part of the liquid lens 5 is filled with pure water. The installation and fixation of the liquid lens 5 is facilitated by setting the positioning ring 20 and coordinating with several fixed shaft rods 21 , and the pure water can be kept for a long time under the condition of sealing.

The detailed use method and function of the first embodiment: by fixing the fixed wheel 7 and the installation groove 6, the function of fixing the connecting ring 1 8 is achieved, and the connecting ring 11 is driven to rotate by rotating the rotating ring 12, and the telescopic rod 10 is formed by rotation. Offset and shrink to make the telescopic rod 10 prop up the TPU rubber sleeve 9 or shrink the TPU rubber sleeve 9, so that the sealed space inside the liquid lens 5 becomes larger or smaller, so that the diaphragm at both ends of the liquid lens is inwardly Shrink or bulge, cooperate with the transparent liquid inside the liquid lens 5 to form a concave lens or a convex lens, and the curvature of the lens can be changed according to different angles of rotation to change the focal length of the liquid lens 5, and the setting of the convex ring 13 is convenient for protecting the liquid lens 5. The diaphragm at the end, and the middle part of the convex ring 13 is provided with a concave lens to facilitate the projection effect of the liquid lens 5. When the inner space of the liquid lens 5 changes through the setting of the elastic spiral ring 15, the TPU diaphragm 16 is affected by the deformation of the elastic spiral ring 15. The tension is matched to the diaphragm to reduce the pressure of the TPU diaphragm 16 to increase the service life of the TPU diaphragm 16. The setting of the metal sleeve 17 and the guide rail 18 facilitates the fixing and installation of the liquid lens 5, and the metal sleeve 17 has a protective lens. The function of the internal structure prevents the lens from being damaged, and only the TPU diaphragm 16 at both ends and the pure water inside need to be replaced during replacement, which greatly reduces the cost of replacement and maintenance.

Embodiment two

As shown in Figures 1 to 7:

The present invention provides a multi-axis direction-changing projector with a liquid lens, wherein the rotating ball 2 includes a rotating shaft-22 connected to the base 1, and a bevel gear-23 is arranged on the upper end of the rotating shaft-22, so that The upper end of the bevel gear 1 23 is provided with a bevel gear 2 24, the top of the rotating shaft 22 is provided with a rotating shaft 2 25 inclined at a certain angle, and the two ends of the rotating shaft 25 are provided with a circular blocking cover 26. The middle part of rotating shaft two 25 is symmetrically provided with bevel gear three 27 and bevel gear four 28. A gear plate 29 that is hingedly matched with a 23, one side of the gear plate 29 is provided with a semicircular cover 30, and the bevel gear 23 drives the gear plate 29 to rotate through the rotation of the rotating shaft 22, so that the semicircular cover 30 is covered by the gear plate 29 Drive to rotate, make bevel gear 2 24 drive bevel gear 3 27 to rotate through the rotation of rotating shaft 1 22, thereby drive rotating shaft 2 25 to rotate, thereby drive bevel gear 4 28 to rotate, described gear plate 29 is far away from described semicircular cover 1 30 One side is provided with semicircle cover 2 31, and the lower end of described semicircle cover 2 31 is provided with the through hole 32 that cooperates with described rotating shaft 1 22, and the upper end of described semicircle cover 1 30 is provided with through described semicircle cover 30. Rotating shaft three 33, the lower end of the rotating shaft three 33 is provided with a bevel gear five 34 that is hingedly matched with the bevel gear four 28, the rotation of the bevel gear four 28 drives the bevel gear five 34 to rotate, and the bevel gear five 34 drives the rotating shaft The third 33 rotates, so that the balancer 3 located at the upper end of the rotating ball can rotate horizontally so that the projector can turn to any direction for projection, and the rotation of the semicircular cover can make the rotating shaft 333 move along the semicircular cover 130 The rotation in the circumferential direction can make the rotating ball 2 rotate as a whole through the rotation of the semicircular cover 2 31, and cooperate with the rotation of the semicircular cover 1 30 so that the rotating shaft 3 33 can stop at any point of the rotating ball 2 to achieve arbitrary adjustment of the orientation of the projector. The function improves the practicability and convenience of the projector, and the upper end of the third rotating shaft 33 is provided with a hexagonal fixing ring 35 . The semicircular cover 1 30 is fixedly connected with the gear plate 29 . The setting of the hexagonal fixing ring 35 facilitates the connection and fixing between the rotating ball 2 and the balancer 3 .

The detailed usage method and effect of the second embodiment: through the rotation of the rotating shaft 1 22, the bevel gear 23 drives the gear plate 29 to rotate, so that the semicircular cover 1 30 is driven to rotate by the gear plate 29, and the bevel gear 2 24 is driven by the rotation of the rotating shaft 1 22 Drive bevel gear three 27 to rotate, thereby driving rotating shaft two 25 to rotate, thereby driving bevel gear four 28 to rotate, driving bevel gear five 34 to rotate through the rotation of bevel gear four 28, and driving rotating shaft three 33 to rotate through bevel gear five 34, thereby The balancer 3 located at the upper end of the rotating ball can be rotated horizontally so that the projector can be turned to any direction for projection, and the rotating shaft 333 can be rotated in the circumferential direction along the semicircular cover 30 through the rotation of the semicircular cover plate. The rotation of the semicircle cover 2 31 can make the rotating ball 2 rotate as a whole, and the rotation of the semicircle cover 1 30 can be used to make the rotating shaft 3 33 stop at any point of the rotating ball 2 to achieve the effect of arbitrarily adjusting the direction of the projector. Practicality and convenience, through the setting of the hexagonal fixing ring 35 to facilitate the connection and fixation between the rotating ball 2 and the balancer 3.

Embodiment three

As shown in Figures 1 to 7:

The present invention provides a multi-axis direction-changing projector with a liquid lens, wherein the balancer 3 includes a connecting piece 36 matched with the hexagonal fixing ring 35, and the upper end of the connecting piece 36 is provided with a semicircular rocker arm 37, the outer side of the upper end of the semicircular rocker arm 37 is provided with a fixedly connected semicircular ring-38, the balancer 3 is fixedly connected with the rotating ball through the connecting piece 36, and through the semicircular rocker arm 37 and the semicircular ring-38 Fixedly connected to support the projector housing 4, both ends of the semicircular ring 38 are provided with a rotating shaft 39, and the inner side of the semicircular rocker arm 37 is provided with a semicircular ring connected to the rotating shaft 39. Annulus two 40, one end of described half annulus two 40 is provided with rotating shaft two 41, the inside of described half annulus two 40 is provided with mounting ring 42, facilitates the setting of half annulus two 40 by rotating shaft one 39 Install, and make semicircular ring 2 40 can do circular motion by rotating shaft 1 39, be convenient to the installation of mounting ring 42 by the setting of rotating shaft 2 41, by the cooperation of mounting ring 42 and semicircular ring 2 40, projector shell The body 4 is fixed on the middle part of the mounting ring 42, and the rotation of the semicircular ring 2 40 is controlled by the setting of the rotating shaft 1 39 so that the projector can adjust the projection angle arbitrarily. The inner wall of the mounting ring 42 is provided with a sliding groove 43, so that The mounting ring 42 is sleeved in the middle part of the outer end of the projector housing 4, and the projector housing 4 can be rotated arbitrarily in the middle part of the mounting ring 42 through the setting of the sliding groove 43, and the middle part of the semi-circular ring 40 A motor 44 is provided, and a spur gear 45 is provided at one end of the motor 44 . The middle part of the semicircle rocker arm 37 is provided with a through groove 46 matched with the rotating shaft of the motor 44, one side of the semicircle rocker arm 37 is provided with a guide groove 47, and one side inner wall of the guide groove 47 is provided with A rack 48 matched with the spur gear 45 . The rotation of the motor 44 drives the spur gear 45 to rotate, and with the action of the guide groove 47 and the gear rod 48, the semi-circular ring 2 40 can slide along the semi-circular rocker arm 37 to achieve the function of adjusting the projection angle of the projector, which improves the convenience of the projector. sex and practicality.

The detailed use method and function of the third embodiment: the balancer 3 is fixedly connected to the rotating ball through the connecting piece 36, and the projector housing 4 is supported through the fixed connection between the semicircular rocker arm 37 and the semicircular ring-38. The installation of the semi-circular ring 2 40 is facilitated by the setting of the rotary shaft 1 39, and the semi-circular ring 2 40 can be circularly moved by the rotary shaft 1 39, and the installation of the mounting ring 42 is facilitated by the setting of the rotary shaft 2 41. The cooperation of the ring 42 and the semicircular ring 2 40 fixes the projector housing 4 in the middle of the mounting ring 42, and controls the rotation of the semicircular ring 2 40 through the setting of the rotating shaft 39 so that the projector can adjust the projection angle arbitrarily. Through the setting of the slide groove 43, the projector housing 4 can rotate arbitrarily in the middle of the mounting ring 42, and the rotation of the motor 44 drives the spur gear 45 to rotate, and cooperates with the guide groove 47 and the gear rod 48 to make the semicircular ring 2 40 can rotate Sliding along the semicircular rocker arm 37 can adjust the projection angle of the projector, which improves the convenience and practicality of the projector and enables the projector to be used on inclined walls.

Embodiment four

As shown in Figures 1 to 7:

The present invention provides a multi-axis direction-changing projector with a liquid lens, wherein, the middle part of the outer surface of the projector housing 4 is provided with a plurality of sliding rods 49 matched with the sliding grooves 43, and the projector is moved through the sliding rods 49. While the housing 4 is fixed, it is convenient for the rotation of the projector housing 4. The interior of the installation groove 6 is provided with a number of positioning holes 50 that match the fixed shaft 21. The interior middle of the installation groove 6 is provided with a The positioning sleeve 51 matched with the guide rail 18 . The positioning hole 50 matched with the fixed shaft 21 facilitates the installation between the liquid lens 5 and the projector housing 4, and the liquid lens is fixed through the cooperation of the positioning sleeve 51 with the guide rail 18 and the metal sleeve 17, Improve projector stability. One side of the projector housing 4 is provided with a movable rotating shaft 52 connected with the semicircular ring 2 40 , and a weight block is provided at the inner lower end of the projector housing 4 . The setting of the movable rotating shaft 52 facilitates the rotation and fixation of the projector housing 4 , the setting of the weight block lowers the center of gravity of the projector housing, and the projection of the projector is always horizontal through the action of gravity. To avoid the situation where the projection is tilted left and right, the TPU diaphragm 16 is a highly transparent TPU rubber film, and the elastic helical coil 15 is made of slightly elastic material. The joints between the base 1 , the rotating ball 2 and the balancer 3 are all provided with rotating shafts that can rotate arbitrarily, and the lower end of the base 1 is provided with a number of suction cups.

The detailed use method and function of the fourth embodiment: the projector casing 4 is fixed by the sliding rod 49 and the rotation of the projector casing 4 is facilitated, and the positioning hole 50 matched with the fixed shaft rod 21 is convenient for the liquid lens 5 to be connected with the projector. The installation between the housings 4, and through the cooperation of the positioning sleeve 51, the guide rail 18 and the metal sleeve 17, the liquid lens is fixed to improve the stability of the projector, and the setting of the movable shaft 52 is convenient for the housing of the projector. 4 is rotated and fixed, and the center of gravity of the projector housing is lowered through the setting of the weight block, and the projection of the projector is always horizontal through the effect of gravity. Avoid the situation where the projection is tilted left and right.

To sum up, with the help of the above-mentioned technical solution of the patent of the present invention, the convenience and practicality of the projector in use are effectively improved, and the cost of lens replacement is sufficiently reduced.

The above is only a preferred embodiment of the patent of the present invention, and is not intended to limit the patent of the present invention. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the patent of the present invention shall be included in the Within the protection scope of the patent of the present invention.

Claims (9)

1. The utility model provides a multiaxis diversion projecting apparatus with liquid lens, its characterized in that, including base (1), ball (2), balance meter (3), projecting apparatus casing (4) and liquid lens (5), the upper end of base (1) is provided with ball (2), the upper end of ball (2) is provided with balance meter (3), the middle part of balance meter (3) is provided with projecting apparatus casing (4), mounting groove (6) have been seted up at one side middle part of projecting apparatus casing (4), the inside middle part of mounting groove (6) is provided with liquid lens (5), liquid lens (5) include tight pulley (7), one side of tight pulley (7) is provided with go-between (8), one side that tight pulley (7) were kept away from to go-between (8) is provided with rubber sleeve (9), the inner wall middle part of rubber sleeve (9) is provided with a plurality of telescopic link (10), one side that TPU (9) were kept away from go-between (8) is provided with go-between (11), two parts of link (11) are kept away from TPU (12) one side of swivel joint (12) is provided with universal joint (14), elastic spiral rings (15) are arranged in the middle of the inside of the fixed wheel (7) and the inside of the rotating ring (12), TPU diaphragms (16) are arranged at one ends of the elastic spiral rings (15), metal sleeves (17) are sleeved at the outer ends of the TPU rubber sleeves (9), guide sliding rails (18) are arranged on the outer surfaces of the metal sleeves (17), one side of metal sleeve (17) be provided with go-between (19) that go-between (8) are connected, one side that go-between (8) are kept away from to tight pulley (7) is provided with holding ring (20), one side that holding ring (20) kept away from tight pulley (7) is provided with a plurality of fixed axostylus axostyle (21), the inside middle part injection of liquid lens (5) has pure water.

2. The multi-axis direction-changing projector with a liquid lens according to claim 1, wherein the rotating ball (2) comprises a first rotating shaft (22) connected with the base (1), a first bevel gear (23) is arranged at the upper end of the first rotating shaft (22), a second bevel gear (24) is arranged at the upper end of the first bevel gear (23), a second rotating shaft (25) inclined at a certain angle is arranged above the first rotating shaft (22), circular blocking covers (26) are arranged at two ends of the second rotating shaft (25), a third bevel gear (27) and a fourth bevel gear (28) are symmetrically arranged at the middle part of the second rotating shaft (25), the third bevel gear (27) is in hinged fit with the second bevel gear (24), a gear disc (29) in hinged fit with the first bevel gear (23) is sleeved at the middle part of the second rotating shaft (25), a first semicircular cover (30) is arranged at one side of the gear disc (29), a second semicircular cover (31) is arranged at one side of the second semicircular cover (30) far away from the first semicircular cover, a through hole (32) is formed at the lower end of the second semicircular cover (31) and is provided with a through hole (32) which is matched with the first semicircular cover (30), the lower end of the rotating shaft III (33) is provided with a bevel gear V (34) which is in hinged fit with the bevel gear V (28), and the upper end of the rotating shaft III (33) is provided with a hexagonal fixing ring (35).

3. The multi-axis direction-changing projector with liquid lens according to claim 2, wherein the first half-round cover (30) is fixedly connected with the gear plate (29), and the second half-round cover (31) is fixedly connected with the first rotating shaft (22).

4. A multi-axis direction-changing projector with a liquid lens according to claim 3, characterized in that the balancing instrument (3) comprises a connecting piece (36) matched with the hexagonal fixing ring (35), a semicircular rocker arm (37) is arranged at the upper end of the connecting piece (36), a semicircular first ring (38) fixedly connected with the outer side of the upper end of the semicircular rocker arm (37), a rotary shaft (39) is arranged at two ends of the semicircular first ring (38), a semicircular second ring (40) connected with the rotary shaft (39) is arranged in the inner measuring device of the semicircular rocker arm (37), a rotary shaft (41) is arranged at one end of the semicircular second ring (40), a mounting ring (42) is arranged in the semicircular second ring (40), a sliding groove (43) is formed in the inner wall of the mounting ring (42), the mounting ring (42) is sleeved at the middle of the outer end of the projector shell (4), a motor (44) is arranged at the middle of the semicircular second ring (40), and a straight gear (45) is arranged at one end of the motor (44).

5. The multi-axis direction-changing projector with the liquid lens according to claim 4, wherein a through groove (46) matched with a rotating shaft of the motor (44) is formed in the middle of the semicircular rocker arm (37), a guide groove (47) is formed in one side of the semicircular rocker arm (37), and a toothed bar (48) matched with the spur gear (45) is arranged on the inner wall of one side of the guide groove (47).

6. The multi-axis direction-changing projector with the liquid lens according to claim 5, wherein a plurality of sliding rods (49) matched with the sliding grooves (43) are arranged in the middle of the outer surface of the projector shell (4), a plurality of positioning holes (50) matched with the fixed shaft rods (21) are arranged in the installation grooves (6), and a positioning sleeve (51) matched with the guiding sliding rails (18) is arranged in the middle of the installation grooves (6).

7. The multi-axis direction-changing projector with liquid lens according to claim 6, wherein a movable rotating shaft (52) connected with the semicircular ring two (40) is arranged on one side of the projector housing (4), and a weighting block is arranged at the inner lower end of the projector housing (4).

8. A multi-axis direction changing projector with liquid lens according to claim 1, wherein the TPU membrane (16) is a high transparent TPU rubber film, and the elastic spiral ring (15) is made of micro elastic material.

9. The multi-axis direction-changing projector with the liquid lens according to claim 1, wherein the connection parts among the base (1), the rotating ball (2) and the balancing instrument (3) are provided with rotating shafts capable of rotating randomly, and the lower end of the base (1) is provided with a plurality of suckers.

Images