CN210072298U - Lens rotating mechanism and projection equipment - Google Patents

Abstract

The utility model discloses a lens rotating mechanism and projection equipment, wherein, the lens rotating mechanism comprises a supporting frame and a lens bracket, and the lens bracket is used for installing a lens; one of the support frame and the lens support is provided with an arc-shaped track, and the other one of the support frame and the lens support is provided with a boss which is arranged in the arc-shaped track and can move along the arc-shaped track; the boss and the arc-shaped track move relatively to drive the lens on the lens bracket to rotate. The utility model discloses technical scheme is through being equipped with the arc track on one of them in support frame and lens holder, is equipped with the boss on another of them to this boss can be at arc track internal motion, makes the lens holder can move, and then realizes camera lens pivoted function, has reached the effect that can the projection multiaspect.

Description

Lens rotating mechanism and projection equipment

Technical Field

The utility model relates to a projection technology field, in particular to camera lens rotary mechanism and projection equipment.

Background

With the development of modern science and technology, multifunctional electronic products become the mainstream of the modern society, and the requirements on the functions of the multifunctional electronic products are more and more while the requirements on the external dimensions are smaller and smaller. At present, the projection lens of the projection device on the market can not rotate, for example: the projection can be fixed to one surface, which causes the problem of poor user experience.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a camera lens rotary mechanism aims at solving projection lens and can not rotate, leads to user experience to feel poor problem.

In order to achieve the above object, the present invention provides a lens rotating mechanism, which includes a supporting frame and a lens holder, wherein the lens holder is used for mounting a lens; one of the support frame and the lens support is provided with an arc-shaped track, and the other one of the support frame and the lens support is provided with a boss which is arranged in the arc-shaped track and can move along the arc-shaped track; the boss and the arc-shaped track move relatively to drive the lens on the lens bracket to rotate.

The utility model discloses an in the embodiment, the arc track sets up on the support frame, the boss sets up on the lens holder, the boss is in arc track internal motion drives the lens holder rotates.

The utility model discloses an in the embodiment, camera lens rotary mechanism still include with the mounting of connection can be dismantled to the support frame, the mounting be used for with boss axial pressfitting extremely in the arc track.

In an embodiment of the present invention, the arc-shaped track is a circular groove, the boss is circular, and the fixing member is a fixing ring; the boss card is inserted into the annular groove and can rotate around the annular groove; the fixing ring is inserted into the circular groove, and is pressed on the boss, so that the boss is axially fixed in the circular groove.

In an embodiment of the present invention, a first opening is disposed on a wall of the circular groove, and a first clamping groove is disposed on one side of the first opening toward a circumferential direction of the circular groove; the outer wall of the fixing ring is provided with a first clamping plate, the fixing ring is inserted into the circular groove to drive the first clamping plate to be inserted into the first opening, and the fixing ring is rotated to drive the first clamping plate to be clamped into the first clamping groove.

The utility model discloses an in the embodiment, be equipped with first inner groovy on the lateral wall of first draw-in groove, correspond on the first cardboard one side of first inner groovy is equipped with first arch, first cardboard inserts in the time of in the first draw-in groove, first protruding card is gone into first inner groovy.

In an embodiment of the present invention, the first clamping plate faces the one end of the first clamping groove and is provided with a guiding inclined plane.

In an embodiment of the present invention, a counter bore is disposed at the bottom of the circular groove; the lens rotating mechanism further comprises a positioning assembly embedded in the counter bore, and the positioning assembly is provided with a positioning bead capable of ascending and descending; a stop hole is formed in the boss; the lens support rotates around the circular groove to drive the stop hole to rotate, so that the positioning beads are clamped into the stop hole.

In an embodiment of the present invention, a mounting plate is disposed on one side of the supporting frame facing the lens holder, and a limiting groove is disposed on the mounting plate along a rotation direction; the inner wall of the lens support is provided with a limiting rib, the lens support rotates, and when the positioning beads are clamped into the stop holes, the limiting rib is clamped into the limiting groove.

In an embodiment of the present invention, a second inner groove is disposed on a side wall of the limiting groove, a second protrusion is disposed on one side of the limiting rib, and when the limiting rib is inserted into the limiting groove, the second protrusion is clamped into the second inner groove;

and/or the mounting plate is provided with two limiting grooves which are respectively arranged on two sides of the mounting plate along the circumferential direction, and the two limiting grooves are symmetrically arranged; the lens bracket is provided with two limiting ribs, and the two limiting ribs are symmetrically arranged relative to the axis of the boss;

and/or, the locating component also comprises a locating column and a spring which are embedded in the counter bore, and the spring is clamped between the locating column and the locating ball.

In order to achieve the above object, the present invention further provides a projection apparatus, which includes a base, a speaker assembly disposed on the base, the lens rotating mechanism and a mesh enclosure assembly; the lens rotating mechanism is arranged above the horn component, and the mesh enclosure component wraps the outer surface of the horn component. The lens rotating mechanism comprises a supporting frame and a lens bracket, and the lens bracket is used for mounting a lens; one of the support frame and the lens support is provided with an arc-shaped track, and the other one of the support frame and the lens support is provided with a boss which is arranged in the arc-shaped track and can move along the arc-shaped track; the boss and the arc-shaped track move relatively to drive the lens on the lens bracket to rotate.

The utility model discloses technical scheme is through being equipped with the arc track on one of them in support frame and lens holder, is equipped with the boss on another of them to this boss can be at arc track internal motion, makes the lens holder can move, and then realizes camera lens pivoted function, has reached the effect that can the projection multiaspect.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

Fig. 1 is a schematic structural view of a lens rotation mechanism according to an embodiment of the present invention;

FIG. 2 is an exploded view of the structure of FIG. 1;

fig. 3 is a schematic structural view of a fixing ring in an embodiment of the present invention;

fig. 4 is a schematic structural diagram of a lens holder according to an embodiment of the present invention;

fig. 5 is a schematic structural view of the supporting frame in the embodiment of the present invention;

fig. 6 is a schematic structural view of the positioning assembly of the embodiment of the present invention assembled in the supporting frame;

fig. 7 is a schematic structural diagram of a positioning assembly according to an embodiment of the present invention.

The reference numbers illustrate:

the objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that, if directional indications (such as upper, lower, left, right, front and rear … …) are involved in the embodiment of the present invention, the directional indications are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indications are changed accordingly.

In addition, if there is a description relating to "first", "second", etc. in the embodiments of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

The utility model provides a camera lens rotary mechanism.

In the embodiment of the present invention, as shown in fig. 1, fig. 2, fig. 3, fig. 4 and fig. 5, the lens rotating mechanism includes a supporting frame 100 and a lens holder 200; the lens holder 200 is used for mounting a lens; one of the support frame 100 and the lens holder 200 is provided with an arc-shaped track 110, and the other is provided with a boss 210, wherein the boss 210 is arranged in the arc-shaped track 110 and can move along the arc-shaped track 110; the boss 210 and the arc-shaped track 110 move relatively to drive the lens on the lens holder 200 to rotate.

The lens is installed on the lens holder 200, one of the lens holder 200 and the support frame 100 is provided with the arc-shaped track 110, the other is provided with the boss 210, the boss 210 is arranged in the arc-shaped track 110 and can move along the arc-shaped track 110, so that the lens holder 200 and the support frame 100 can move relatively, and the support frame 100 is fixed, therefore, the lens holder 200 can drive the lens to rotate by moving, so that the function of lens rotation is realized, and the effect of projecting multiple faces is achieved.

In practical application, the rotation mode of the boss 210 around the arc-shaped track 110 may be manual rotation or automatic rotation through a driving member, as long as the boss 210 can be ensured to rotate along the arc-shaped track 110. The embodiment of the utility model provides an in, the preferred artifical manual rotation that adopts need not additionally to increase the driving piece and walk the line processing cost such as line.

The utility model discloses technical scheme is through being equipped with arc track 110 on one of them in support frame 100 and lens holder 200, is equipped with boss 210 on another of them to this boss 210 can be at arc track 110 internal motion, makes lens holder 200 can move, and then realizes the camera lens pivoted function, has reached the effect that can the projection multiaspect.

In an embodiment of the present invention, the arc-shaped track 110 is disposed on the supporting frame 100, the boss 210 is disposed on the lens holder 200, and the boss 210 moves in the arc-shaped track 110 to drive the lens holder 200 to rotate. The arc-shaped track 110 is disposed on the support frame 100, and then the support frame 100 is preferably set to a fixed state, that is, the arc-shaped track 110 is preferably fixed, and at this time, the boss 210 moves along the arc-shaped track 110, so that the lens holder 220 can drive the lens to rotate along the track of the arc-shaped track 110.

Further, the lens rotation mechanism further includes a fixing member detachably connected to the supporting frame 100, and the fixing member is used for axially pressing the boss 210 into the arc-shaped rail 110. The main purpose of the fixing member is to fix the boss 210 to the arc rail 110 in the axial direction, so that the boss 210 does not fall off in the axial direction, while not interfering with the rotation of the boss 210 within the arc rail 110. In the practical application process, the fixing member can be fixedly connected with the boss 210 and rotates along with the boss 210; the fastener may also be a separate component, as long as the boss 210 is axially press-fit into the arcuate track 110.

In an embodiment of the present invention, the arc-shaped rail 110 is a circular groove 111, the boss 210 is circular ring-shaped, and the fixing member is a fixing ring 300; the boss 210 is inserted into the circular groove 111 and can rotate around the circular groove 111; the fixing ring 300 is inserted into the circular groove 111 and pressed on the boss 210 to axially fix the boss 210 in the circular groove 111.

The main effect of solid fixed ring 300 is on being fixed in the support frame 100 with lens holder 200 axial, gu fixed ring 300 inserts in this ring groove 111, press and establish on boss 210, this solid fixed ring 300 can dismantle fixed connection with support frame 100 simultaneously, in order to realize the axial fixity to boss 210, thereby realize that the axial direction of lens holder 200 is fixed, circumferential direction pivoted function, and then realize that the camera lens can pivoted function, can be according to user's self needs rotatory lens holder 200, in order to project the face that the user wants the projection to, user experience is improved and is felt.

In practical applications, the detachable fixing manner of the fixing ring 300 and the supporting frame 100 may also be determined according to practical situations, such as snap fixing, thread fixing, adhesive fixing, and the like.

Further, referring to fig. 1, 2, 3 and 5, a first opening 120 is provided on a wall of the circular groove 111, and a first engaging groove 130 can be provided on one side of the first opening 120 facing a circumferential direction of the circular groove 111; the outer wall of the fixing ring 300 is provided with a first clamping plate 310, the fixing ring 300 is inserted into the circular groove 111 to drive the first clamping plate 310 to be inserted into the first buckle 120, and the fixing ring 300 is rotated to drive the first clamping plate 310 to be clamped into the first clamping groove 130. The first opening 120 is provided on a wall of the circular groove 111 such that the first catch plate 310 can be inserted into the first opening 120 when the fixing ring 300 is installed in the circular groove 111; one side of the first opening 120 is provided with a first engaging groove 130, and the rotating fixing ring 300 drives the first engaging plate 310 to rotate together, so that the first engaging plate 310 is engaged into the first engaging groove 130, thereby fixing the fixing ring 300 to the supporting frame 100. When the fixing ring 300 needs to be detached, the first clamping plate 310 is rotated back to the first clamping groove 130 to the first opening 120, and then the fixing ring 300 moves in the axial direction, so that the first clamping plate 310 is withdrawn from the first opening 120, and the fixing ring 300 can be smoothly taken down from the support frame 100.

The utility model discloses an embodiment, the quantity of this first opening 120 and first draw-in groove 130 can be decided according to actual conditions, if can set up the multiunit and arrange around the ring groove 111 array of support frame 100, also can adopt two sets of symmetry settings for the card holding power of solid fixed ring 300 and support frame 100 is more balanced.

Further, referring to fig. 1, 2, 3 and 5, a first inner groove 131 is formed on a side wall of the first card slot 130, a first protrusion 311 is formed on one side of the first card 310 corresponding to the first inner groove 131, and when the first card 310 is inserted into the first card slot 130, the first protrusion 311 is clamped into the first inner groove 131. The first card board 310 is inserted into the first card slot 130, and the first protrusion 311 is clamped into the first inner groove 131, so that the first card board 310 is clamped with the first card slot 130 more stably. The position of the first inner groove 131 may be determined according to actual conditions, for example, the first inner groove may be disposed on a top side wall of the first card slot 130, or may be disposed on a bottom side wall of the first card slot 130, as long as it is ensured that the first protrusion 311 is clamped into the first inner groove 131, and it is prevented that the first card 310 is easily separated from the first card slot 130. The shape and structure of the first protrusion 311 can be matched with the first inner groove 131, and preferably, the shape of the first protrusion is a smooth arc line, so that the first protrusion can prevent the first protrusion from being disengaged while preventing the first protrusion from being disengaged.

Further, referring to fig. 3, a side of the first card plate 310 facing the first card slot 130 is provided with a guide slope 312. The guiding inclined plane 312 is disposed at a position between the first protrusion 311 and the free end of the first card 310, that is, the outer diameter of the first card 310 is gradually reduced from the first protrusion 311 to the free end, so that the first card 310 can be inserted into the first card slot 130 more smoothly.

Further, referring to fig. 6 and 7, a counter bore 140 is formed at the bottom of the circular groove 111; the lens rotating mechanism further comprises a positioning component 400 embedded in the counterbore 140, wherein the positioning component 400 is provided with a positioning bead 410 capable of ascending and descending; the boss 210 is provided with a stop hole 211, and the lens holder 200 rotates around the circular groove 110 to drive the stop hole 211 to rotate, so that the positioning ball 410 is clamped in the stop hole 211. The positioning assembly 400 has a positioning ball 410, the lens holder 200 has a stop hole 211, and when the lens holder 200 rotates to a certain position, the positioning ball 410 is clamped into the stop hole 211 to limit the lens holder 200 and prevent the lens holder 200 from rotating continuously. The positioning ball 410 is liftable, and when the lens holder 200 needs to be rotated, the positioning ball 410 can move in a direction away from the stop hole 211 to get out of the stop hole 211, so that the lens holder 200 can rotate smoothly.

In the practical application process, the number and the positions of the counter bores 140 and the positioning assemblies 400 can be determined according to the practical situation, a plurality of groups of counter bores 140 and positioning assemblies 400 can be uniformly distributed around the circular groove 111, and can also be set according to the required rotation angle of the lens holder 200, for example, when the rotation angle of the lens holder 200 is only 0 degree and 180 degrees, the combination of the two groups of counter bores 140 and the positioning assemblies 400 is symmetrically distributed; when the lens holder 200 is rotated by 90 °, four sets of the combination annular array of the counter bores 140 and the positioning assemblies 400 may be provided.

Further, referring to fig. 6 and 7, the positioning assembly 400 further includes a positioning post 420 embedded in the counterbore 140 and a spring 430, the spring 430 being sandwiched between the positioning post 420 and the positioning ball 410. The positioning column 420 is embedded in the counterbore 140 for fixing, and the spring 430 is clamped between the positioning column 420 and the positioning ball 410 to always push the positioning ball 410 outwards, so that when the positioning ball 410 moves to the stop hole 211, the spring 430 pushes the positioning ball 410 outwards to enable the positioning ball 410 to be clamped into the stop hole 211; when the lens holder 200 is rotated, the positioning ball 410 is pressed downward by the boss 210, and at this time, the spring 430 is pressed downward, so that the positioning ball 410 can be completely sunk in the counterbore 140, and the lens holder 200 can be smoothly rotated.

Further, referring to fig. 2, 4 and 5, a mounting plate 150 is disposed on a side of the supporting bracket 100 facing the lens holder 200, and a limiting groove 160 is disposed on the mounting plate 150 along the rotation direction; the inner wall of the lens holder 200 is provided with a limiting rib 220, the lens holder 200 rotates, and when the positioning ball 410 is clamped into the stop hole 211, the limiting rib 220 is clamped into the limiting groove 160. The inner wall of lens holder 200 sets up spacing muscle 220, is equipped with spacing groove 160 on the mounting panel 150 of support frame 100, and lens holder 200 rotates the in-process, goes into spacing groove 160 through spacing muscle 200 card and carries on spacingly for the camera lens is more stable in the course of the work, prevents the shake, improves picture quality. On the basis of the above embodiment, since the positioning beads 410 are clamped into the stop holes 211 for limiting, when the limiting ribs 220 are clamped with the limiting grooves 160, the positioning beads 410 are also clamped into the stop holes 211, thereby realizing double positioning and limiting, and improving the projection quality.

Further, referring to fig. 4 and 5, a second inner groove 161 is formed on a sidewall of the limiting groove 160, a second protrusion 221 is formed on one side of the limiting rib 220, and when the limiting rib 220 is inserted into the limiting groove 160, the second protrusion 221 is engaged in the second inner groove 161. The limiting rib 220 is inserted into the limiting groove 160, and the second protrusion 221 is clamped into the second inner groove 161, so that the limiting rib 220 is clamped with the limiting groove 160 more stably. The position of the second inner groove 161 may be determined according to actual conditions, for example, the second inner groove may be disposed on the top sidewall of the limiting groove 160, or may be disposed on the bottom sidewall of the limiting groove 160, as long as it is ensured that the second protrusion 221 is snapped into the second inner groove 161, and the limiting groove 160 is prevented from easily coming out of the limiting groove 160. The shape of the second protrusion 221 can be adapted to the shape of the second inner groove 161, and preferably has a smooth arc shape, so as to prevent the second protrusion from being disengaged while preventing the second protrusion from being disengaged.

In an embodiment of the present invention, referring to fig. 5 and 6, two limiting grooves 160 are disposed on the mounting plate 150, the two limiting grooves 160 are respectively disposed on two sides of the mounting plate 150 along the circumferential direction, and the two limiting grooves 160 are symmetrically disposed; two limiting ribs 220 are arranged on the lens support 200, and the two limiting ribs 220 are symmetrically arranged relative to the axis of the boss 210. The two limiting grooves 160 are symmetrically arranged, the two limiting ribs 220 are arranged corresponding to the two limiting grooves 160, and the rotation angle of the lens holder 200 is 0 degree and 180 degrees.

The utility model also provides a projection equipment, projection equipment can include the relevant intelligent electronic equipment of projection such as projection audio amplifier and television projector, wherein, this embodiment uses the projection audio amplifier as the explanation, this projection audio amplifier includes the base, the loudspeaker subassembly of setting on the base, screen panel subassembly and camera lens rotary mechanism, this camera lens rotary mechanism's concrete structure refers to above-mentioned embodiment, because this projection equipment has adopted the whole technical scheme of above-mentioned all embodiments, consequently have all beneficial effects that the technical scheme of above-mentioned embodiment brought at least, no longer give unnecessary detail here. The lens rotating mechanism is arranged above the horn component, and the mesh enclosure component wraps the outer surface of the horn component.

The above only is the preferred embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structure changes made by the contents of the specification and the drawings under the inventive concept of the present invention, or the direct/indirect application in other related technical fields are included in the patent protection scope of the present invention.

Claims (10)

1. A lens rotating mechanism applied to a projection device comprises:

a support frame; and

the lens support is used for mounting a lens;

one of the support frame and the lens support is provided with an arc-shaped track, and the other one of the support frame and the lens support is provided with a boss which is arranged in the arc-shaped track and can move along the arc-shaped track; the boss and the arc-shaped track move relatively to drive the lens on the lens bracket to rotate.

2. The lens rotation mechanism according to claim 1, wherein the arc-shaped track is disposed on the support frame, the boss is disposed on the lens holder, and the boss moves in the arc-shaped track to rotate the lens holder.

3. The lens rotating mechanism according to claim 2, further comprising a fixing member detachably connected to the supporting frame, wherein the fixing member is configured to axially press the boss into the arc-shaped track.

4. The lens rotating mechanism according to claim 3, wherein the arc-shaped rail is an annular groove, the boss is annular, and the fixing member is a fixing ring; the boss card is inserted into the annular groove and can rotate around the annular groove; the fixing ring is inserted into the circular groove, and is pressed on the boss, so that the boss is axially fixed in the circular groove.

5. The lens rotation mechanism according to claim 4, wherein a first opening is provided on a wall of the annular groove, and a first locking groove is provided on a side of the first opening facing a circumferential direction of the annular groove; the outer wall of the fixing ring is provided with a first clamping plate, the fixing ring is inserted into the circular groove to drive the first clamping plate to be inserted into the first opening, and the fixing ring is rotated to drive the first clamping plate to be clamped into the first clamping groove.

6. The lens rotating mechanism according to claim 5, wherein a first inner groove is formed on a side wall of the first clamping groove, a first protrusion is formed on a side of the first clamping plate corresponding to the first inner groove, and when the first clamping plate is inserted into the first clamping groove, the first protrusion is clamped into the first inner groove.

7. The lens rotation mechanism according to any one of claims 4 to 6, wherein a counter bore is provided at a bottom of the annular groove; the lens rotating mechanism further comprises a positioning assembly embedded in the counter bore, and the positioning assembly is provided with a positioning bead capable of ascending and descending; a stop hole is formed in the boss; the lens support rotates around the circular groove to drive the stop hole to rotate, so that the positioning beads are clamped into the stop hole.

8. The lens rotating mechanism according to claim 7, wherein a mounting plate is provided on a side of the supporting frame facing the lens holder, and a limiting groove is provided on the mounting plate along a rotation direction; the inner wall of the lens support is provided with a limiting rib, the lens support rotates, and when the positioning beads are clamped into the stop holes, the limiting rib is clamped into the limiting groove.

9. The lens rotating mechanism according to claim 8, wherein a second inner groove is provided on a side wall of the limiting groove, a second protrusion is provided on one side of the limiting rib, and the second protrusion is engaged in the second inner groove when the limiting rib is inserted into the limiting groove;

and/or the mounting plate is provided with two limiting grooves which are respectively arranged on two sides of the mounting plate along the circumferential direction, and the two limiting grooves are symmetrically arranged; the lens bracket is provided with two limiting ribs, and the two limiting ribs are symmetrically arranged relative to the axis of the boss;

and/or, the locating component also comprises a locating column and a spring which are embedded in the counter bore, and the spring is clamped between the locating column and the locating ball.

10. A projection apparatus, comprising a base, a speaker assembly disposed on the base, the lens rotating mechanism according to any one of claims 1 to 9, and a cover assembly; the lens rotating mechanism is arranged above the horn component, and the mesh enclosure component wraps the outer surface of the horn component.

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