CN211427017U - Lens connecting device and projector - Google Patents

Lens connecting device and projector Download PDF

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Publication number
CN211427017U
CN211427017U CN202020110693.0U CN202020110693U CN211427017U CN 211427017 U CN211427017 U CN 211427017U CN 202020110693 U CN202020110693 U CN 202020110693U CN 211427017 U CN211427017 U CN 211427017U
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China
Prior art keywords
lens
connecting piece
positioning
limiting
lens connecting
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Active
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CN202020110693.0U
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Chinese (zh)
Inventor
欧阳巨星
周巍衡
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Beijing Ledu Exhibition Technology Development Co ltd
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Beijing Ledu Exhibition Technology Development Co ltd
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Abstract

The utility model belongs to the technical field of the technique of making a video recording and specifically relates to a camera lens connecting device and projector are related to. The lens connecting device comprises a lens connecting piece, a machine body connecting piece and a limiting piece; the camera lens connecting piece is provided with a first positioning part, and the camera body connecting piece is provided with a second positioning part aligned and matched with the first positioning part; when the lens connecting piece rotates relative to the body connecting piece so as to align the first positioning part and the second positioning part, the limiting piece is used for limiting the lens connecting piece to continue rotating towards the same direction. Because the locating part plays the restriction camera lens connecting piece and excessively rotates, the user can rotate the camera lens connecting piece fast when using, realizes that the location of first location portion and second location portion is fixed to improve the installation effectiveness.

Description

Lens connecting device and projector
Technical Field
The utility model belongs to the technical field of the technique of making a video recording and specifically relates to a camera lens connecting device and projector are related to.
Background
Currently, a lens connecting device includes a lens connecting member and a body connecting member, which respectively connect a lens and a body and are fixed together, thereby fixing the lens and the body. However, the lens connector and the body connector in the prior art may have insufficient positioning accuracy when the lens connector and the body connector are fixedly positioned, and therefore, a user needs to be careful when installing the lens connector and the body connector, thereby resulting in low installation efficiency.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a camera lens connecting device and projector to solve the camera lens connecting piece that exists among the prior art and the technical problem that fuselage connecting piece location installation effectiveness is low.
In order to solve the above technical problem, the present invention provides a lens connecting device, which includes a lens connecting member, a body connecting member, and a position limiting member; the camera lens connecting piece is provided with a first positioning part, and the camera body connecting piece is provided with a second positioning part aligned and matched with the first positioning part; when the lens connecting piece rotates relative to the body connecting piece so as to align the first positioning part and the second positioning part, the limiting piece is used for limiting the lens connecting piece to continue rotating towards the same direction.
Further, the limiting part comprises a limiting protrusion and a limiting baffle; when the limiting baffle is abutted against the limiting bulge, the limiting bulge limits the lens connecting piece to continue rotating towards the same direction.
Furthermore, the limiting protrusion is arranged on the machine body connecting piece, and the limiting baffle is arranged on the lens connecting piece.
Furthermore, the limiting protrusion is a limiting pin.
Furthermore, the first positioning part is a positioning hole, and the second positioning part is a positioning glass bead; and after the positioning glass beads are clamped into the positioning holes, the lens connecting piece is fixedly positioned with the machine body connecting piece.
Further, the lens connecting piece comprises a connecting cylinder and a connecting lug connected to one end edge of the connecting cylinder, and the first positioning part is arranged on the connecting lug; the machine body connecting piece is a connecting plate with a through hole in the middle, and the second positioning portion is arranged on the connecting plate.
Furthermore, the number of the connecting lugs and the number of the second positioning parts are four, the four connecting lugs are sequentially arranged at intervals along the circumferential direction of the connecting cylinder, and each connecting lug is provided with the first positioning part; the four second positioning parts are sequentially arranged at intervals along the circumferential direction of the connecting plate.
Furthermore, a pressing tongue is arranged on the connecting plate.
Further, the utility model also provides a projector, which comprises a lens, a body and the lens connecting device; the lens is fixed with the lens connecting piece; the machine body is fixed with the machine body connecting piece.
Adopt above-mentioned technical scheme, the utility model discloses following beneficial effect has:
the utility model provides a camera lens connecting device and projector, including camera lens connecting piece and fuselage connecting piece, when the installation, it is rotatory so that first location portion and second location portion aim at the cooperation to connect the relative fuselage connecting piece of camera lens connecting piece, rotate the in-process when the camera lens connecting piece, first location portion rotates when second location portion position, locating part restriction camera lens connecting piece continues to rotate, first location portion and second location portion cooperation location Beijing camera lens connecting piece and fuselage connecting piece location are fixed this moment, when taking off with the camera lens connecting piece to opposite direction rotation can. Because the locating part plays the restriction camera lens connecting piece and excessively rotates, the user can rotate the camera lens connecting piece fast when using, realizes that the location of first location portion and second location portion is fixed to improve the installation effectiveness.
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 embodiments or the description in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a body connecting member in a lens connecting device according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a lens connecting piece in a lens connecting device according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of a lens connection device according to an embodiment of the present invention in an assembled state;
fig. 4 is an exploded view of a lens connection device according to an embodiment of the present invention.
Reference numerals:
1-connecting plate; 2-positioning the glass beads; 3-a limit pin;
4-tongue depressing; 5-a lens connection; 6-connecting the cylinder;
7-connecting lugs; 8-positioning holes.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The present invention will be further explained with reference to specific embodiments.
Fig. 1 is a schematic structural diagram of a body connecting member in a lens connecting device according to an embodiment of the present invention; fig. 2 is a schematic structural diagram of a lens connecting piece in a lens connecting device according to an embodiment of the present invention; fig. 3 is a schematic structural diagram of a lens connection device according to an embodiment of the present invention in an assembled state; fig. 4 is an exploded view of a lens connecting device according to an embodiment of the present invention, as shown in fig. 1 to 4, the lens connecting device according to the present embodiment of the present invention includes a lens connecting member 5, a body connecting member, and a limiting member; the lens connecting piece 5 is provided with a first positioning part, and the machine body connecting piece is provided with a second positioning part aligned and matched with the first positioning part; when the lens connector 5 rotates relative to the body connector to align the first positioning portion and the second positioning portion, the limiting member is used to limit the lens connector 5 to continue rotating in the same direction.
The embodiment of the utility model provides a camera lens connecting device includes camera lens connecting piece 5 and fuselage connecting piece, when the installation, it is rotatory so that first location portion and second location portion align the cooperation to connect 5 relative fuselage connecting pieces of camera lens, when camera lens connecting piece 5 rotates the in-process, first location portion rotates when second location portion position, locating part restriction camera lens connecting piece 5 continues to rotate, first location portion and second location portion cooperation location Beijing camera lens connecting piece 5 and fuselage connecting piece location are fixed this moment, it can to the opposite direction rotation to connect 5 camera lens when taking off. Because the locating part plays the restriction camera lens connecting piece 5 and excessively rotates, the user can rotate camera lens connecting piece 5 fast when using, realizes the location of first location portion and second location portion fixed to improve the installation effectiveness.
On the basis of the above embodiment, further, the limiting member includes a limiting protrusion and a limiting baffle; when the limiting baffle is abutted to the limiting bulge, the limiting bulge limits the lens connecting piece 5 to continue rotating towards the same direction.
In this embodiment, the limiting baffle may be disposed on the lens connector 5, the limiting protrusion may be disposed on the body connector, or the limiting protrusion may be disposed on the lens connector 5, and the limiting baffle may be disposed on the body connector. Along with the relative fuselage connecting piece of camera lens connecting piece 5 rotates, when first location portion and second location portion aim at the location cooperation, limit baffle and spacing protruding butt to the continuation of restriction first location portion rotates, realizes quick location installation. The limiting protrusions and the limiting baffle are simple in structural form, convenient to process and manufacture and low in cost.
On the basis of the above embodiment, further, the limit protrusion is disposed on the body connector, and the limit baffle is disposed on the lens connector 5.
As shown in fig. 1, on the basis of the above embodiment, further, the limiting protrusion is the limiting pin 3, and the pin body structure can be a standard component, thereby further facilitating the processing of the limiting protrusion.
As shown in fig. 1 and 2, in addition to the above embodiment, further, the first positioning portion is a positioning hole 8, and the second positioning portion is a positioning bead 2; after the positioning glass bead 2 is clamped into the positioning hole 8, the lens connecting piece 5 is fixedly positioned with the machine body connecting piece.
In this embodiment, when the positioning hole 8 is aligned with the positioning bead 2, the positioning bead 2 is inserted into the positioning hole 8, thereby realizing positioning and fixing. The glass bead is the existing mature technology, and has simple structure and convenient operation.
As shown in fig. 2, on the basis of the above embodiment, further, the lens connecting member 5 includes a connecting cylinder 6 and a connecting lug 7 connected to an end edge of the connecting cylinder 6, and the first positioning portion is provided on the connecting lug 7; the fuselage connecting piece is connecting plate 1 that the middle part has a perforation, and second location portion sets up on connecting plate 1.
In this embodiment, in use, the connecting cylinder 6 is placed in the through hole of the connecting plate 1, and the connecting cylinder 6 is rotated to align and fit the first positioning portion on the connecting lug 7 with the second positioning portion on the connecting plate 1. The connecting lug 7 can also be a limit baffle at the same time, so that structural components are fully utilized, unnecessary structures are reduced, and the structure is simplified.
As shown in fig. 1 to 4, on the basis of the above embodiment, further, the connecting lugs 7 and the second positioning portions are four, the four connecting lugs 7 are sequentially arranged at intervals along the circumferential direction of the connecting cylinder 6, and each connecting lug 7 is provided with a first positioning portion; four second location portions are arranged at intervals in sequence along the circumferential direction of the connecting plate 1.
In this embodiment, the first positioning portion and the second positioning portion are all set to four, so that the lens connecting piece 5 and the body connecting piece are connected more stably.
On the basis of the above embodiments, further, the connecting plate 1 is provided with a pressing tongue 4, and the pressing tongue 4 is used for connecting the fuselage connecting piece with the fuselage.
As shown in fig. 1, on the basis of the above embodiment, further, the present invention further provides a projector, which includes a lens, a body and the lens connecting device of the present invention; the lens is fixed with the lens connecting piece 5; the machine body is fixed with the machine body connecting piece.
The utility model provides a camera lens connecting device of projector, including camera lens connecting piece 5 and fuselage connecting piece, when the installation, it is rotatory so that first location portion and second location portion aim at the cooperation to connect 5 relative fuselage connecting pieces of camera lens, when camera lens connecting piece 5 rotates the in-process, first location portion rotates when second location portion position, locating part restriction camera lens connecting piece 5 continues to rotate, first location portion and second location portion cooperation location Beijing camera lens connecting piece 5 and fuselage connecting piece location are fixed this moment, it can to the opposite direction rotation to connect 5 camera lens connecting pieces when taking off. Because the locating part plays the restriction camera lens connecting piece 5 and excessively rotates, the user can rotate camera lens connecting piece 5 fast when using, realizes the location of first location portion and second location portion fixed to improve the installation effectiveness.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.

Claims (9)

1. A lens connecting device is characterized by comprising a lens connecting piece, a machine body connecting piece and a limiting piece;
the camera lens connecting piece is provided with a first positioning part, and the camera body connecting piece is provided with a second positioning part aligned and matched with the first positioning part; when the lens connecting piece rotates relative to the body connecting piece so as to align the first positioning part and the second positioning part, the limiting piece is used for limiting the lens connecting piece to continue rotating towards the same direction.
2. The lens connecting device according to claim 1, wherein the stopper includes a stopper boss and a stopper plate; when the limiting baffle is abutted against the limiting bulge, the limiting bulge limits the lens connecting piece to continue rotating towards the same direction.
3. The lens connecting device according to claim 2, wherein the limiting projection is provided on the body connecting member, and the limiting baffle is provided on the lens connecting member.
4. The lens connecting device according to claim 2, wherein the stopper projection is a stopper pin.
5. The lens connecting device according to claim 1, wherein the first positioning portion is a positioning hole, and the second positioning portion is a positioning bead; and after the positioning glass beads are clamped into the positioning holes, the lens connecting piece is fixedly positioned with the machine body connecting piece.
6. The lens connection device according to claim 1, wherein the lens connection member includes a connection barrel and a connection lug connected to an end edge of the connection barrel, the first positioning portion being provided on the connection lug; the machine body connecting piece is a connecting plate with a through hole in the middle, and the second positioning portion is arranged on the connecting plate.
7. The lens connecting device according to claim 6, wherein the connecting lugs and the second positioning portions are four, the four connecting lugs are sequentially provided at intervals in a circumferential direction of the connecting cylinder, and the first positioning portion is provided on each connecting lug; the four second positioning parts are sequentially arranged at intervals along the circumferential direction of the connecting plate.
8. The lens connection device according to claim 6, wherein a tongue-press is provided on the connection plate.
9. A projector comprising a lens, a body, and a lens attachment device according to any one of claims 1 to 8;
the lens is fixed with the lens connecting piece; the machine body is fixed with the machine body connecting piece.
CN202020110693.0U 2020-01-18 2020-01-18 Lens connecting device and projector Active CN211427017U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202020110693.0U CN211427017U (en) 2020-01-18 2020-01-18 Lens connecting device and projector

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202020110693.0U CN211427017U (en) 2020-01-18 2020-01-18 Lens connecting device and projector

Publications (1)

Publication Number Publication Date
CN211427017U true CN211427017U (en) 2020-09-04

Family

ID=72253887

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202020110693.0U Active CN211427017U (en) 2020-01-18 2020-01-18 Lens connecting device and projector

Country Status (1)

Country Link
CN (1) CN211427017U (en)

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