CN211061837U - Adjusting mechanism and projection device - Google Patents
Adjusting mechanism and projection device Download PDFInfo
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- CN211061837U CN211061837U CN201922497460.0U CN201922497460U CN211061837U CN 211061837 U CN211061837 U CN 211061837U CN 201922497460 U CN201922497460 U CN 201922497460U CN 211061837 U CN211061837 U CN 211061837U
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Abstract
The utility model belongs to the technical field of optics, especially, relate to an adjustment mechanism and projection arrangement, wherein, adjustment mechanism includes optical carrier, adjusting part and locking subassembly, and optical carrier is used for loading optical function spare, and adjusting part includes adjusting base and at least one adjusting screw, adjusting base confession the carrier is settled, and has the orientation the regulating surface of assembly face, adjusting base in at least one regulation screw, each have been seted up to the regulating surface adjusting screw's a rod end spiro union respectively in adjust the screw, and another rod end then the butt the regulating surface, locking subassembly be used for with adjusting part is fixed in the assembly face. The position of the optical function piece can be adjusted by rotating each adjusting screw rod, the adjusting operation is convenient and simple, and the problem that light is deflected due to the conduction of the optical function piece due to errors of mechanical equipment, staff capacity, cost and the like is solved.
Description
Technical Field
The utility model belongs to the technical field of the optical adjustment, especially, relate to an adjustment mechanism and projection arrangement.
Background
The light emitted by the laser generator of the projection device needs to be refracted or reflected by the optical function piece to obtain the preset light, and therefore, the requirement on the position accuracy of the optical function piece is high to ensure the normal work of the projection device. However, in the actual machining process of the mechanical parts, due to reasons such as mechanical equipment, staff capacity and cost, it is difficult to achieve the design precision, and errors are also inevitable in the assembling process of the projection device, and these factors cause deviation of light conduction, which makes it difficult to obtain the predetermined light, so that the position of the optical functional component needs to be properly adjusted to ensure that the projection device works efficiently and stably.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome above-mentioned prior art not enough, provide an adjust structure, it is difficult to assemble the problem to preset position with optical function spare.
The utility model discloses a realize like this:
an adjustment mechanism, which is mounted on a mounting surface and is used for adjusting the position of an optical function, comprising:
an optical carrier for carrying an optical function;
the adjusting assembly comprises an adjusting base and at least one adjusting screw rod, the adjusting base is used for placing the carrier and is provided with an adjusting surface facing the assembling surface, the adjusting base is provided with at least one adjusting screw hole on the adjusting surface, one rod end of each adjusting screw rod is respectively in threaded connection with the adjusting screw hole, and the other rod end of each adjusting screw rod is abutted against the adjusting surface;
a stop assembly for securing the adjustment assembly to the mounting surface.
Optionally, the number of the adjusting screw holes and the number of the adjusting screw rods are at least three, and a connecting line between at least three adjusting screw holes in each adjusting screw hole is triangular.
Optionally, the number of the adjusting screw holes and the number of the adjusting screw rods are three.
Optionally, the adjusting surface is provided with at least one adjusting screw hole on both sides of the projection of the optical carrier on the adjusting surface.
Optionally, the adjusting base is provided with at least one stopping hole on the adjusting surface;
the stop assembly comprises at least one stop structure, each stop structure is respectively matched with one stop hole for use, each stop structure comprises a stop bolt and an elastic sleeve, each stop bolt comprises a stop screw rod and a stop screw head, the stop screw rod penetrates through the stop hole, one end of the stop screw rod is in threaded connection with the assembling surface, the stop screw head is connected to the other end of the stop screw rod and is positioned on the side surface, away from the adjusting surface, of the adjusting base, and the elastic sleeve is sleeved with the stop screw rod and is positioned between the stop screw head and the adjusting base;
the diameter of the stop hole is larger than the rod diameter of the stop screw rod and smaller than the outer diameter of the elastic sleeve.
Optionally, at least two of the stop holes and the stop structures are provided, and at least one of the stop holes is provided on both sides of the projection of the adjusting surface on the adjusting surface of the optical carrier.
Optionally, each of the stop holes and the stop structures is at least three, and a connecting line between at least three of the stop holes in each stop hole is triangular.
Optionally, the adjusting base is provided with a positioning protrusion in a shape of a segment of a sphere protruding from the adjusting surface.
Optionally, the adjusting base is concavely provided with a positioning groove in a segment shape on the adjusting surface.
The utility model also provides a projection arrangement, including foretell adjustment mechanism.
In a specific use process, firstly, the optical function piece is loaded with the optical carrier, secondly, the position of the optical function piece is adjusted through the adjusting component, specifically, the position relation between each adjusting screw and each adjusting screw hole can be adjusted by rotating each adjusting screw, so that the position relation between the adjusting surface and the assembling surface is changed, further, the position of the optical function piece is adjusted, the optical function piece is in a preset position, and finally, the adjusting component is fixed on the assembling surface through the stopping component, so that the position of the optical function piece is adjusted.
According to the above, based on the utility model discloses a structural design through rotatory each adjusting screw, can adjust the position of optical function spare, and adjustment simple operation, simple and easy has avoided leading to light to take place the problem of deviation through optical function spare conduction because the error of reasons such as mechanical equipment, staff's ability, cost.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a perspective view of a partial structure of an adjusting mechanism according to a first embodiment of the present invention, in which an adjusting screw and a stop assembly are shown;
fig. 2 is an exploded view of an adjustment mechanism provided in accordance with an embodiment of the present invention;
fig. 3 is a cross-sectional view of an adjusting mechanism according to an embodiment of the present invention;
fig. 4 is a plan view of a state of the adjusting mechanism according to an embodiment of the present invention;
fig. 5 is a plan view of an adjusting mechanism according to an embodiment of the present invention in another state;
fig. 6 is a plan view of an adjusting mechanism according to another embodiment of the present invention;
fig. 7 is a sectional view of an adjusting mechanism according to a second embodiment of the present invention.
The reference numbers illustrate:
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.
Example one
Referring to fig. 1 to 6, an embodiment of the invention provides an adjusting mechanism, which is assembled on an assembling surface and used for adjusting the position of an optical functional element 400.
The optical function 400 may be a lens or an optical function 400 such as a mirror.
When the adjusting mechanism is applied to a projection device, the mounting surface may be provided on a housing of the projection device, or may be another structural member.
The adjustment mechanism includes an optical carrier 100, an adjustment assembly 200, and a stop assembly 300.
The optical carrier 100 is used to load the optical function part 400, and the optical carrier 100 may be correspondingly configured according to a specific structure of the optical function part 400 in terms of a specific structural design, specifically, in the embodiment of the present invention, the optical function part 400 is a thin sheet structure, so that the optical carrier 100 includes a carrier body 110 in a frame-shaped structure and a plurality of U-shaped clips 120, and the optical function part 400 is directly clamped on the carrier body 110 by the U-shaped clips 120, thereby implementing loading of the optical function part 400; in addition, after the optical functional element 400 is loaded in the optical re-lift mode, the optical functional element 400 can be bonded by glue, so that the optical functional element 400 is prevented from falling off the optical carrier 100.
The adjusting assembly 200 includes an adjusting base 210 and at least one adjusting screw 220, the adjusting base 210 is used for placing a carrier and has an adjusting surface facing the assembling surface, the adjusting base 210 has at least one adjusting screw 2101 on the adjusting surface, one end of each adjusting screw 220 is respectively screwed to the adjusting screw 2101, and the other end of each adjusting screw is abutted to the adjusting surface, wherein the positional relationship between each adjusting screw 220 and the adjusting screw 2101 can be adjusted by rotating each adjusting screw 220, so as to change the positional relationship between the adjusting surface and the assembling surface, and further adjust the position of the optical function 400 connected to the adjusting base 210 through the optical carrier 100.
The stop assembly 300 is used to secure the adjustment assembly 200 to the mounting surface.
In a specific use process, firstly, the optical function piece 400 is loaded on the optical carrier 100, secondly, the position of the optical function piece 400 is adjusted through the adjusting component 200, specifically, the position relation between each adjusting screw 220 and the adjusting screw hole 2101 can be adjusted by rotating each adjusting screw 220, so that the position relation between the adjusting surface and the assembling surface is changed, further, the position of the optical function piece 400 is adjusted, the optical function piece is in a preset position, and finally, the stopping component 300 fixes the adjusting component 200 on the assembling surface, thereby completing the adjustment of the position of the optical function piece 400.
By last can, based on the utility model discloses a structural design through rotatory each adjusting screw 220, can adjust the position of optical function piece 400, and the adjustment simple operation, simple and easy has avoided leading to light to take place the problem of deviation through optical function piece 400 conduction because the error of reasons such as mechanical equipment, staff's ability, cost.
In addition, when the stop assembly 300 fixes the adjusting assembly 200 on the assembling surface, glue can be used for adhesion, and the stop assembly 300 is prevented from loosening.
It should be noted that the optical carrier 100 may be integrally connected to the adjustment base 210, or may be detachably connected to the adjustment base 210; preferably, the optical carrier 100 is integrally connected with the adjustment base 210.
Referring to fig. 1 to 6, in the embodiment of the present invention, at least three adjusting screw holes 2101 and at least three adjusting screw rods 220 are provided, and a connecting line between at least three adjusting screw holes 2101 in each adjusting screw hole 2101 is triangular.
In a specific implementation, when there is one of the adjustment screw 220 and the adjustment screw 2101, the adjustment assembly 200 can only adjust the position of the optical function 400 in one direction; when the number of the adjusting screw 220 and the adjusting screw hole 2101 is two, the adjusting assembly 200 can adjust the position of the optical function piece 400 in two directions; when there are three adjustment screws 220 and adjustment screw holes 2101, the adjustment assembly 200 can adjust the position of the optical function 400 in three directions.
Based on the structural design, since at least three adjusting screw holes 2101 and at least three adjusting screws 220 are provided, the adjusting assembly 200 can adjust the position of the optical function piece 400 in three directions.
The embodiment of the utility model provides an in, it all is equipped with threely to adjust screw 2101 and adjusting screw 220, can be in the three orientation on the prerequisite of adjusting the position of optical function piece 400, the quantity of screw 2101 and adjusting screw 220 is adjusted in the control.
Preferably, in the embodiment of the present invention, the connecting line between the three adjusting screw holes 2101 is an isosceles triangle.
Referring to fig. 1, in the embodiment of the present invention, the adjusting screw hole 2101 is a through hole structure.
Thus, in the specific adjusting process, the worker can rotate the torque of the adjusting screw 220 on the side surface of the adjusting base 210 departing from the adjusting surface, which is beneficial to improving the adjusting efficiency.
The embodiment of the utility model provides an in, adjusting screw 220 can be equipped with can screwdriver complex spiral shell head structure in the terminal surface that deviates from the installation face, specifically, adjusting screw 220 can set up a word heavy groove, cross heavy groove or plum blossom groove etc. in the terminal surface that deviates from the installation face.
Referring to fig. 1 to 6, in the embodiment of the present invention, at least one adjusting screw hole 2101 is disposed on both sides of the projection of the adjusting surface on the optical carrier 100.
In a specific use process, if the adjusting screw holes 2101 are located on one side of the projection of the optical carrier 100 on the adjusting surface, when the optical carrier 100 or the adjusting base 210 is subjected to an external force toward the other side, the adjusting base 210 is easily tilted, and the adjusting result of the adjusting assembly 200, i.e., the position of the optical function 400, is affected.
Due to the structural design, when the optical carrier 100 or the adjustment base 210 is subjected to an external force, the adjustment base 210 can be prevented from being warped.
Referring to fig. 1 to 6, in the embodiment of the present invention, the adjusting base 210 has at least one stopping hole 2102 formed on the adjusting surface.
Correspondingly, the stop assembly 300 includes at least one stop structure 310, each stop structure 310 is used in cooperation with a stop hole 2102, wherein the stop structure 310 includes a stop bolt 311 and an elastic sleeve 312, the stop bolt 311 includes a stop screw 3111 passing through the stop hole 2102 and having one end screwed to the mounting surface and a stop screw head 3112 connected to the other end of the stop screw 3111 and located on the side of the adjustment base 210 facing away from the adjustment surface, and the elastic sleeve 312 is sleeved on the stop screw 3111 and located between the stop screw head 3112 and the adjustment base 210.
The diameter of the locking hole 2102 is larger than the rod diameter of the locking screw 3111 and smaller than the outer diameter of the elastic sleeve 312.
After the stop assembly 300 fixes the adjustment assembly 200 to the mounting surface, since the diameter of the stop hole 2102 is larger than the rod diameter of the stop screw 3111, and the elastic sleeve 312 has elasticity, the adjusting base 210 can still move relatively to the stop bolt 311 under the action of external force, and specifically, when the adjusting base 210 receives an external force, the stop screw 3111 and the stop hole 2102 are relatively displaced, and the elastic sleeve 312 is elastically deformed, wherein, the adjusting base 210 can apply an external force to the adjusting base 210 together with the adjusting screw 220, based on this structural design, therefore, the stop assembly 300 can directly fix the adjustment assembly 200 to the assembly first, then, the position of the optical function part 400 is adjusted through the adjusting component 200, so that compared with an assembly mode of adjusting first and then fixing, the condition of adjusting results in the fixing process is avoided, and the assembly efficiency is greatly improved.
It should be noted that, in the application, the adjusting surface is provided with at least one stop screw hole, and each stop screw hole is respectively used for a stop screw 3111 to be screwed and matched.
It should be noted that the elastic sleeve 312 may be a soft rubber sleeve or a coil spring.
In the present embodiment, the elastic sleeve 312 is preferably a soft rubber sleeve.
Referring to fig. 1 to 6, in the embodiment of the present invention, at least two stopping holes 2102 and at least one stopping hole 2102 are respectively formed in both sides of the projection of the adjusting surface on the adjusting surface of the optical carrier 100.
In particular implementations, when there is one of the retaining hole 2102 and the retaining structure 310, the adjustment assembly 200 is susceptible to rotation about the retaining bolt 311 under external force; when there are two holes, the stopping hole 2102 and the stopping structure 310, the adjusting assembly 200 can be prevented from rotating around the stopping bolt 311 under the action of external force.
Based on the structural design, at least three stopping holes 2102 and at least three stopping structure holes 310 are arranged, so that the structure can effectively avoid the situation that the adjusting assembly 200 is easy to rotate around the stopping bolt 311 under the action of external force, and the fixing effect is improved.
In the embodiment of the present invention, at least three stopping holes 2102 and at least three stopping structures 310 are provided, and the connecting line between at least three stopping holes 2102 in each stopping hole 2102 is triangular.
Preferably, three stop holes 2102 and three stop structures 310 are arranged, and a connecting line between the three stop holes 2102 is in an isosceles triangle shape.
Referring to fig. 1, in the embodiment of the present invention, a hemispherical positioning protrusion 211 is protruded on the adjusting surface of the adjusting base 210.
In the specific use of this structure in-process, the assembly face is concave to be equipped with hemispherical arrangement groove, and arrangement groove uses with the location arch 211 cooperation.
During assembly, firstly, the positioning protrusion 211 is arranged in the arranging groove to perform positioning operation, and secondly, the adjusting mechanism rotates around the positioning protrusion 211 and rotates to a preset position, so that the assembly efficiency is improved.
Example two
Referring to fig. 7, the difference between the present embodiment and the first embodiment is that a hemispherical positioning groove 2103 is concavely formed on the adjusting surface of the adjusting base 210.
In the specific use process of the structure, the assembling surface is convexly provided with a hemispherical placing bulge, and the positioning groove 2103 is matched with the placing bulge for use.
During the assembly, firstly, assemble positioning groove 2103 in settling the arch, play the location operation, secondly, make adjustment mechanism around settling protruding rotation to rotate to preset position, be favorable to improving assembly efficiency.
EXAMPLE III
The utility model also provides a projection device, this projection device include adjustment mechanism, and this adjustment mechanism's concrete structure refers to above-mentioned embodiment, because this projection device has adopted the whole technical scheme of above-mentioned all embodiments, consequently has all beneficial effects that the technical scheme of above-mentioned embodiment brought equally, no longer gives unnecessary detail here.
The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modification, equivalent replacement or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. An adjustment mechanism which is mounted on a mounting surface and is used for adjusting a position of an optical function, comprising:
an optical carrier for carrying an optical function;
the adjusting assembly comprises an adjusting base and at least one adjusting screw rod, the adjusting base is used for placing the carrier and is provided with an adjusting surface facing the assembling surface, the adjusting base is provided with at least one adjusting screw hole on the adjusting surface, one rod end of each adjusting screw rod is respectively in threaded connection with the adjusting screw hole, and the other rod end of each adjusting screw rod is abutted against the adjusting surface;
a stop assembly for securing the adjustment assembly to the mounting surface.
2. The adjustment mechanism of claim 1 wherein each of said adjustment screw holes and said adjustment screw are at least three, and wherein a line connecting at least three of said adjustment screw holes in each of said adjustment screw holes is triangular.
3. The adjustment mechanism of claim 2, wherein said adjustment screw hole is a through hole structure.
4. An adjustment mechanism as claimed in claim 2, characterized in that the adjustment surface is provided with at least one of said adjustment screw holes on both sides of the projection of the optical carrier on the adjustment surface.
5. The adjusting mechanism of claim 1, wherein the adjusting base defines at least one stop hole with a through hole structure on the adjusting surface;
the stop assembly comprises at least one stop structure, each stop structure is respectively matched with one stop hole for use, each stop structure comprises a stop bolt and an elastic sleeve, each stop bolt comprises a stop screw rod and a stop screw head, the stop screw rod penetrates through the stop hole, one end of the stop screw rod is in threaded connection with the assembling surface, the stop screw head is connected to the other end of the stop screw rod and is positioned on the side surface, away from the adjusting surface, of the adjusting base, and the elastic sleeve is sleeved with the stop screw rod and is positioned between the stop screw head and the adjusting base;
the diameter of the stop hole is larger than the rod diameter of the stop screw rod and smaller than the outer diameter of the elastic sleeve.
6. An adjustment mechanism as claimed in claim 5, characterized in that the stop hole and the stop structure are provided in at least two each, and that the adjustment surface is provided with at least one stop hole on both sides of the projection of the optical carrier on the adjustment surface.
7. The adjustment mechanism of claim 6 wherein each of said stop holes and said stop structure is at least three and wherein the line between at least three of said stop holes in each of said stop holes is triangular.
8. The adjusting mechanism according to any one of claims 1 to 7, wherein the adjusting base is provided with a positioning protrusion in a shape of a segment of a sphere protruding from the adjusting surface.
9. The adjusting mechanism according to any one of claims 1 to 7, wherein the adjusting base is provided with a positioning groove in a segment shape in a concave manner on the adjusting surface.
10. A projection device comprising an adjustment mechanism as claimed in any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922497460.0U CN211061837U (en) | 2019-12-31 | 2019-12-31 | Adjusting mechanism and projection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922497460.0U CN211061837U (en) | 2019-12-31 | 2019-12-31 | Adjusting mechanism and projection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211061837U true CN211061837U (en) | 2020-07-21 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922497460.0U Active CN211061837U (en) | 2019-12-31 | 2019-12-31 | Adjusting mechanism and projection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211061837U (en) |
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2019
- 2019-12-31 CN CN201922497460.0U patent/CN211061837U/en active Active
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