CN115576165A - Light source assembly and projector - Google Patents
Light source assembly and projector Download PDFInfo
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- CN115576165A CN115576165A CN202211256175.XA CN202211256175A CN115576165A CN 115576165 A CN115576165 A CN 115576165A CN 202211256175 A CN202211256175 A CN 202211256175A CN 115576165 A CN115576165 A CN 115576165A
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- light source
- laser
- electrically connected
- connector
- power supply
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B21/00—Projectors or projection-type viewers; Accessories therefor
- G03B21/14—Details
- G03B21/20—Lamp housings
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B21/00—Projectors or projection-type viewers; Accessories therefor
- G03B21/14—Details
- G03B21/20—Lamp housings
- G03B21/2006—Lamp housings characterised by the light source
- G03B21/2033—LED or laser light sources
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- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Semiconductor Lasers (AREA)
Abstract
The application discloses light source subassembly and projecting apparatus belongs to the projection equipment field. The light source assembly comprises a light source shell, a laser and a connecting terminal; the laser comprises a laser body and a laser pin positioned on the laser body; the laser body with light source casing fixed connection, connecting terminal with laser instrument pin electricity on the laser body is connected, just connecting terminal still is configured to be connected with the power supply module electricity. This application is through with laser instrument body and light source casing fixed connection to come power supply module and laser instrument body electricity to be connected through connecting terminal, so just need not to set up the laser instrument circuit board in the light source casing, solved the comparatively complicated problem of structure of light source module among the correlation technique, realized the effect of simplifying the structure of light source module.
Description
Technical Field
The application relates to the field of projection equipment, in particular to a light source assembly and a projector.
Background
A projector is an apparatus capable of projecting an image, and the projector may include a light source assembly, a light valve assembly, and a projection lens. Wherein the light source assembly may be used to provide a light source to the light valve assembly.
The utility model provides a light source subassembly includes that light source casing, laser instrument circuit board and connection lead wire laser instrument install on the laser instrument circuit board, and the laser instrument is connected with laser instrument circuit board electricity, and the laser instrument circuit board is installed on light source casing, and the one end of connecting the lead wire is connected with laser instrument circuit board electricity, and the other end of connecting the lead wire is connected with power supply module electricity, and power supply module can be for the laser instrument power supply on the laser instrument circuit board.
However, the structure of the light source assembly is complicated.
Disclosure of Invention
The embodiment of the application provides a light source assembly and a projector. The technical scheme is as follows:
according to an aspect of embodiments of the present application, there is provided a light source assembly including a light source housing, a laser, and a connection terminal;
the laser comprises a laser body and a laser pin, wherein the laser pin is positioned on the laser body and is electrically connected with the laser body;
the laser body with light source casing fixed connection, connecting terminal with laser pin on the laser body is connected, just connecting terminal still is configured to be connected with power supply module electricity.
Optionally, the connection terminal includes a first connection head and a first connection lead, the first connection head is electrically connected to the laser pin, one end of the first connection lead is electrically connected to the connection head, and the other end is configured to be electrically connected to the power supply module.
Optionally, the first connector is fixedly connected to the light source housing.
Optionally, the first connector includes an insertion structure, a connecting piece and a first screw, and the connecting piece is connected with the insertion structure;
the plug structure is electrically connected with a laser pin on the laser body, and the other end of the first connecting lead is electrically connected with the plug structure;
the connecting piece is provided with a first opening, the light source shell is provided with a first screw hole, and the first screw penetrates through the first opening in the connecting piece and is in threaded connection with the first screw hole in the light source shell so as to fix the connecting piece on the light source shell.
Optionally, the connecting piece with the plug-in structure is an integrated piece, just the connecting piece and the quantity of first screw is 2, two the connecting piece is in the both sides of plug-in structure set up relatively, two first screw passes two respectively first trompil on the connecting piece, and with first screw threaded connection on the light source casing.
Optionally, the laser further includes a second screw, and the light source housing further has a second screw hole;
the edge of the laser body is provided with a notch, and the second screw is located at the notch and is in threaded connection with the second screw hole in the light source shell.
Optionally, the number of the groups of the laser pins is 2, and the two groups of the laser pins are respectively located on two opposite sides of the laser body;
the number of the first connecting heads is 2, and the two first connecting heads are respectively and electrically connected with the two laser pins;
the number of the groups of the first connecting leads is 2, and one ends of the two groups of the first connecting leads are electrically connected with the two first connectors respectively.
Optionally, the light source assembly further includes a second connector, the other ends of the two first connecting leads are electrically connected to the second connector, respectively, and the second connector is configured to be electrically connected to the power supply assembly.
Optionally, the light source assembly further includes a sealing structure, which is located between the laser body and the light source housing and abuts against the laser body and the light source housing.
According to another aspect of the embodiments of the present application, there is provided a projector including a power supply assembly and the light source assembly described above, the light source assembly being electrically connected to the power supply assembly.
The beneficial effects brought by the technical scheme provided by the embodiment of the application at least comprise:
through with laser instrument body and light source casing fixed connection to come power supply module and laser instrument body electricity to be connected through connecting terminal, realized the electric connection function of laser instrument circuit board among the correlation technique by connecting terminal, so just need not to set up the laser instrument circuit board in the light source casing, solved the comparatively complicated problem of structure of correlation technique light source subassembly, realized the effect of simplifying the structure of light source subassembly.
In addition, because the light source component does not comprise a laser circuit board, the process of installing the laser on the laser circuit board is saved, and the effect of improving the production efficiency of the light source shell is further realized. And because the volume of laser instrument circuit board is great usually, and then has realized the effect of dwindling the volume of light source subassembly equally, be favorable to the miniaturization of light source subassembly.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings required to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the description below are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is a schematic structural view of a projector in the related art;
fig. 2 is a schematic perspective view of a light source module in the projector shown in fig. 1;
FIG. 3 is a schematic perspective view of the laser and the laser circuit board in the light source module shown in FIG. 2;
FIG. 4 is a block diagram of a light source module shown in FIG. 2;
FIG. 5 is a schematic view of a light source module according to an embodiment of the present disclosure;
FIG. 6 is a schematic diagram of the construction of a laser in the light source module shown in FIG. 5;
fig. 7 is a schematic structural view of a connection terminal in the light source assembly shown in fig. 5;
FIG. 8 is a schematic view of another light source module according to the embodiments of the present disclosure;
FIG. 9 is an exploded view of the light source assembly shown in FIG. 8;
FIG. 10 is a schematic diagram of the connection terminals and the laser in the light source module shown in FIG. 8;
fig. 11 is a schematic structural diagram of a connection terminal in a light source module provided in an embodiment of the present disclosure;
fig. 12 is a schematic view of a disassembled structure of another light source module provided in the embodiments of the present application;
fig. 13 is a schematic structural diagram of another laser and a connection terminal in a light source module provided in an embodiment of the present disclosure;
FIG. 14 is a schematic diagram of a laser in a light source module according to an embodiment of the present disclosure;
fig. 15 is a schematic structural diagram of a projector according to an embodiment of the present application;
fig. 16 is a method flowchart of an assembling method of a light source module according to an embodiment of the present disclosure.
Specific embodiments of the present application have been shown by way of example in the drawings and will be described in more detail below. These drawings and written description are not intended to limit the scope of the inventive concepts in any manner, but rather to illustrate the inventive concepts to those skilled in the art by reference to specific embodiments.
Detailed Description
To make the objects, technical solutions and advantages of the present application more clear, embodiments of the present application will be described in further detail below with reference to the accompanying drawings.
A projector is an apparatus capable of projecting an image, and may include a light source assembly, a light valve assembly, and a projection lens. The projection lens can be used for processing and adjusting the image light beams generated by the light valve assembly, and emitting the processed and adjusted image light beams out of the projector, for example, the projection lens can be projected onto a projection curtain to present an image picture on the projection curtain.
Fig. 1 is a schematic structural diagram of a projector in the related art, which may include a light source module 01, a projection lens 02, and other structures. Fig. 2 is a schematic perspective view of a light source module in the projector shown in fig. 1, fig. 3 is a schematic perspective view of a laser and a laser circuit board in the light source module shown in fig. 2, and fig. 4 is a block diagram of the light source module shown in fig. 2. Please refer to fig. 1, fig. 2, fig. 3 and fig. 4. The light source assembly 01 comprises a light source shell 11, a laser 12, a laser circuit board 13 and a connecting lead 14, wherein the laser 12 is installed on the laser circuit board 13, the laser 12 is electrically connected with the laser circuit board 13, the laser circuit board 13 is installed on the light source shell 11, one end of the connecting lead 14 is electrically connected with the laser circuit board 13, the other end of the connecting lead 14 is electrically connected with a power supply assembly 15, and the power supply assembly 15 can supply power for the laser 12 on the laser circuit board 13. In addition, since the laser circuit board 13 is generally large in size, in order to reduce the sound emitted by the vibration between the laser circuit board 13 and the light source housing 11, the light source assembly may further include a sound deadening foam 16 between the laser circuit board 13 and the light source housing 11.
However, in the above-mentioned light source assembly, the laser is installed on the laser circuit board, and be connected with the line of walking on the laser circuit board, the line of walking on the laser circuit board still is connected with the one end of connecting lead, the other end and the power supply module of this connecting lead are connected, it is corresponding, the electric current that the power supply module provided can pass through the connecting wire in proper order, the tie point between connecting wire and the laser circuit board, the conducting wire on the laser circuit board and the tie point between the conducting wire on the laser circuit board and the laser, flow into the laser again, can see that the structure of light source assembly is comparatively complicated.
Under this complicated structure, the installation of light source subassembly also can be comparatively loaded down with trivial details, and is exemplary, installs the laser instrument on the laser instrument circuit board, welds the laser instrument on the laser instrument circuit board through the welded mode at present, later passes through the fix with screw with the laser instrument circuit board on the light source casing. The whole installation process is complicated, the consumed time is long, and the manufacturing efficiency of the light source shell is low.
In addition, in order to ensure the structural strength of the laser Circuit Board, connection points with the laser and various connection lines need to be arranged on the laser Circuit Board, so that the size of the laser Circuit Board (the laser Circuit Board can be a Printed Circuit Board (PCB)) in the light source assembly is large, which results in a large overall volume of the light source housing on one hand, and on the other hand, corresponding large-size mounting structures (such as positioning columns and other structures) need to be arranged on the light source housing for mounting the laser Circuit Board. This greatly limits the size of the light source housing, is disadvantageous for miniaturization of the light source housing, and may limit the position of the laser on the light source housing. Illustratively, referring to fig. 2, the laser circuit board 13 having a large size may result in a large size of the light source housing 11 at the area q1, which hinders miniaturization of the light source housing.
The embodiment of the application provides a light source assembly and a projector, which can solve some problems existing in the related art.
Fig. 5 is a schematic structural diagram of a light source module according to an embodiment of the present disclosure, fig. 6 is a schematic structural diagram of a laser in the light source module shown in fig. 5, and fig. 7 is a schematic structural diagram of a connection terminal in the light source module shown in fig. 5. Referring to fig. 5, 6 and 7, the light source assembly includes a light source housing 31, a laser 32 and a connection terminal 33.
The laser 32 includes a laser body 321 and a laser pin 322, the laser pin 322 is located on the laser body 321, and the laser pin 322 is electrically connected to the laser body 321.
The laser body 321 is fixedly connected to the light source housing 31, the connection terminals 33 are electrically connected to the laser pins 322 on the laser body 321, and the connection terminals 33 are also configured to be electrically connected to a power supply component (not shown in fig. 3 and 4).
To sum up, the light source subassembly that this application embodiment provided is through with laser instrument body and light source casing fixed connection to come power supply module and laser instrument body electricity to be connected through connecting terminal, realized the electric connection function of laser instrument circuit board among the correlation technique by connecting terminal, so just need not to set up the laser instrument circuit board in the light source casing, solved the comparatively complicated problem of structure of light source subassembly among the correlation technique, realized the effect of the structure of simplifying the light source subassembly.
In addition, because the light source component does not comprise a laser circuit board, the process of installing the laser on the laser circuit board is saved, and the effect of improving the production efficiency of the light source shell is further realized. And because the volume of laser instrument circuit board is great usually, and then has realized the effect of dwindling the volume of light source subassembly equally, be favorable to the miniaturization of light source subassembly.
Fig. 8 is a schematic structural diagram of another light source assembly provided in an embodiment of the present disclosure, fig. 9 is an exploded schematic structural diagram of the light source assembly shown in fig. 8, and fig. 10 is a schematic structural diagram of a connection terminal and a laser in the light source assembly shown in fig. 8. The light source module is modified in some ways based on the configuration shown in fig. 5. Referring to fig. 8, 9 and 10, the connection terminal 33 includes a first connection terminal 331 and a first connection lead 332, the first connection terminal 331 is electrically connected to the laser pin 322, one end of the first connection lead 332 is electrically connected to the first connection terminal 331, and the other end is configured to be electrically connected to a power supply component.
In an exemplary embodiment, the first connector 331 is fixedly connected to the light source housing 31. That is, in addition to the light source module shown in fig. 5, the first connector 331 is also fixedly connected to the light source housing 31. Therefore, the stability of the first connector 331 can be further improved, and the stability of the light source assembly can be improved.
In the light source module shown in fig. 5, the laser is fixedly connected with the light source housing, the first connector is connected with the laser through the pin, and based on the connection, the effect of being fixed on the light source housing is realized. In the light source module shown in fig. 8, 9 and 10, the first connector 331 is also fixedly connected to the light source housing 31, so as to improve the stability of the connection between the first connector 331 and the light source housing 31.
In the light source assembly provided in the embodiments of the present application, the first connector 331 and the light source housing 31 can be fixedly connected in various ways, and in an exemplary embodiment, the first connector 331 includes an insertion structure 331a, a connecting piece 331b and a first screw 331c, and the connecting piece 331b is connected to the insertion structure 331 a.
The plug structure 331a is electrically connected to a laser pin on the laser body 321, and the other end of the first connecting lead 332 is electrically connected to the plug structure 331 a.
The connecting plate 331b has a first opening k1, the light source housing 31 has a first screw hole s1, and the first screw 331c passes through the first opening k1 of the connecting plate 331b and is in threaded connection with the first screw hole s1 of the light source housing 31 to fix the connecting plate 331b to the light source housing 31. On the basis, since the connecting piece 331b is connected to the plug-in structure 331a, the plug-in structure can be fixed to the light source housing 31. Wherein the plug structure may comprise a socket into which a pin of the laser may be inserted to electrically connect with the plug structure.
In this structure, the first connector 331 can be fixedly connected to the light source housing 31 through a screw, and of course, the first connector 331 can also be fixedly connected to the light source housing 31 through other manners, which is not limited in this embodiment of the application.
The embodiment of the present application provides a connection structure of a first connector and a laser pin, in this connection structure, the laser pin is inserted into the first connector, but the laser pin and the first connector may also be connected through other structures, such as an overlap joint, and the embodiment of the present application does not limit this.
Fig. 11 is a schematic structural diagram of a connection terminal in a light source module provided in an embodiment of the present application, please refer to fig. 11. The connecting pieces 331b of the first connecting head 331 and the inserting structure 331a are an integral piece, the number of the connecting pieces 331b is 2, and the two connecting pieces 331b are oppositely arranged on two sides of the inserting structure 331 a.
Referring to fig. 4, the number of groups of laser pins 322 in the laser is 2, and the two groups of laser pins 322 are respectively located at two opposite sides of the laser body; wherein each group of laser pins 322 may include two pins.
The number of the first connectors 331 is 2, and the two first connectors 331 are electrically connected to the two sets of pins respectively.
Referring to fig. 11, the number of the first connecting leads 332 is 2, and one end of each of the two first connecting leads 332 is electrically connected to two first connectors 331. Illustratively, each set of first connecting lines 332 may have two connecting lines.
In an exemplary embodiment, the light source assembly further includes a second connector 35, the other ends of the two sets of first connecting leads 332 are electrically connected to the second connector 35, respectively, and the second connector 35 is configured to be electrically connected to the power supply assembly. This second connector can be for being used for connecting with power supply module's a joint, and the specification that should connect can be used for on with power supply module and the interface matching of light source subassembly power supply to be connected with the second connector electricity.
Referring to fig. 9, for each first connector 331, the number of the first screws 331c is 2, and the two first screws 331c respectively pass through the first openings k1 of the two connecting pieces 331b and are in threaded connection with the first screw holes s1 of the light source housing 31. The first screw hole s1 has a specification matching that of the first screw 331 c.
In an exemplary embodiment, the laser 32 further includes a second screw 323, and the light source housing 31 further has a second screw hole s2. The specification of the second screw hole s2 matches the specification of the second screw 323.
The edge of the laser body 321 has a notch k3, and the second screw 323 is located at the notch k3 and is in threaded connection with the second screw hole s2 on the light source housing 31. Under such a structure, the second screw 323 can fix the laser body 321 on the light source housing 31 through the gap k3, and the space occupied by the connection area between the second screw 323 and the laser body 321 on the laser body 312 can be reduced by the fixing mode through the gap k3, so that the size of the laser body 312 can be reduced conveniently, and the miniaturization of the light source assembly and the projector is facilitated. Of course, in the light source module provided in this application embodiment, the laser may also be fixedly connected to the light source housing in other manners, and for example, the laser may also be fixedly connected to the light source housing in at least one manner of bonding, clamping, and welding, which is not limited in this application embodiment.
In an exemplary embodiment, the edge of the laser body has a second opening, and a second screw passes through the second opening and is in threaded connection with a second screw hole on the light source housing. That is, the laser can also be fixed on the light source housing by means of screws passing through the openings and connecting with screw holes on the light source housing.
Fig. 12 is a schematic view of a disassembled structure of another light source assembly provided in the embodiment of the present application, please refer to fig. 12, it can be seen that, since a laser circuit board does not need to be disposed in the light source assembly, some regions can be left out on a light source housing, exemplarily, compared with the light source assembly shown in fig. 2, in the light source assembly shown in fig. 12, a region q2 is not occupied by the laser circuit board, and then the light source housing 31 of this portion can be reduced, so as to reduce the overall size of the light source housing 31, so as to implement the miniaturization of the projector.
In an exemplary embodiment, the light source module further includes a sealing structure located between and abutting the laser body and the light source housing. This seal structure can realize the sealed between laser instrument body and the light source casing under the effect of the pressure of laser instrument body and light source casing to promote the stability of the inside operational environment of light source casing, avoid receiving external environment's interference.
Referring to fig. 13, fig. 13 is a schematic structural diagram of another laser and a connection terminal in a light source module according to an embodiment of the present disclosure, where fig. 13 shows a plurality of laser units u in the laser. This figure may be a schematic view of the structure shown in fig. 10 on the other side, and it can be seen from fig. 13 that a plurality of laser units u are arranged in two rows in the laser body.
Fig. 14 is a schematic structural diagram of a laser in a light source module provided in the present application, in which a laser body 321 includes a substrate 3211 and a plurality of laser units (chips) arranged in an array on the substrate 3211. The plurality of laser units may include a red laser unit u3 for emitting a red laser beam, a green laser unit u2 for emitting a green laser beam, and a blue laser unit u1 for emitting a blue laser beam. The laser units are arranged in two rows on the substrate 3211, one row includes 7 red laser units, and the other row includes 3 blue laser units and 4 green laser units. Of course, in the light source module provided in the embodiment of the present application, the laser may also have other structures, which is not limited in the embodiment of the present application.
The laser pins 322 may include a first conductive pin t1, a second conductive pin t2, a third conductive pin t3, and a fourth conductive pin t4. The first conductive pin t1 may be an anode pin, and the second conductive pin t2, the third conductive pin t3, and the fourth conductive pin t4 may be cathode pins, or the first conductive pin t1 may be a cathode pin, and the second conductive pin t2, the third conductive pin t3, and the fourth conductive pin t4 may be anode pins. The first conductive pin t1 can be simultaneously connected with the first ends of the plurality of red laser units u3 connected in series, the first ends of the plurality of green laser units u2 connected in series and the first ends of the plurality of blue laser units u1 connected in series; the second conductive pin t2, the third conductive pin t3, and the fourth conductive pin t4 may be respectively connected to the second ends of the plurality of red laser units u3 connected in series, the second ends of the plurality of green laser units u2 connected in series, and the second ends of the plurality of blue laser units u1 connected in series.
When the first conductive pin t1 is an anode pin, and the second conductive pin t2, the third conductive pin t3, and the fourth conductive pin t4 are cathode pins, the plurality of red laser units u3 connected in series, the plurality of green laser units u2 connected in series, and the plurality of blue laser units u1 connected in series share one anode pin. When the first conductive pin t1 is a negative electrode pin, and the second conductive pin t2, the third conductive pin t3, and the fourth conductive pin t4 are positive electrode pins, the plurality of red laser units u3 connected in series, the plurality of green laser units u2 connected in series, and the plurality of blue laser units u1 connected in series share one negative electrode pin. Under the structure, the laser device shares the positive pin or the negative pin, so that the packaging process of the laser device is simplified, and the manufacturing cost of the laser device is reduced.
One end of each of the first conductive pin t1, the second conductive pin t2, the third conductive pin t3 and the fourth conductive pin t4 is connected to each of the laser units, and the other end of each of the first conductive pin t1, the second conductive pin t2, the third conductive pin t3 and the fourth conductive pin t4 extends outward and is connected to the first connector.
To sum up, the light source subassembly that this application embodiment provided is through with laser instrument body and light source casing fixed connection to come power supply module and laser instrument body electricity to be connected through connecting terminal, realized the electric connection function of laser instrument circuit board among the correlation technique by connecting terminal, so just need not to set up the laser instrument circuit board in the light source casing, solved the comparatively complicated problem of structure of light source subassembly among the correlation technique, realized the effect of the structure of simplifying the light source subassembly.
In addition, because the light source component does not comprise a laser circuit board, the process of installing the laser on the laser circuit board is saved, and the effect of improving the production efficiency of the light source shell is further realized. And because the volume of laser instrument circuit board is great usually, and then has realized the effect of dwindling the volume of light source subassembly equally, be favorable to the miniaturization of light source subassembly.
Fig. 15 is a schematic structural diagram of a projector according to an embodiment of the present disclosure, which includes a power supply assembly (not shown in fig. 15) and any one of the light source assemblies 20 provided in the embodiments, where the light source assembly 20 is electrically connected to the power supply assembly. The projector may also include a projection lens 30 and a light valve assembly (not shown in fig. 15).
To sum up, the projector that this application embodiment provided is through with laser instrument body and light source casing fixed connection to come power supply module and laser instrument body electricity to be connected through connecting terminal, realized the electric connection function of laser instrument circuit board among the correlation technique by connecting terminal, so just need not to set up the laser instrument circuit board in the light source casing, solved the comparatively complicated problem of structure of light source module among the correlation technique, realized the effect of the structure of simplifying light source module and projector.
In addition, because the light source component does not comprise a laser circuit board, the process of installing the laser on the laser circuit board is saved, and the effect of improving the production efficiency of the light source shell is further realized. And because the volume of laser instrument circuit board is great usually, and then has realized the effect of dwindling the volume of light source subassembly equally, be favorable to the miniaturization of light source subassembly and projecting apparatus.
As shown in fig. 16, fig. 16 is a flowchart illustrating a method for assembling a light source module according to an embodiment of the present application, which may be used for assembling any one of the light source modules according to the embodiments described above, and the method for assembling the light source module may include the following steps:
Referring to fig. 10, the number of the first connectors 331 may be 2, and two first connectors 331 are respectively on both sides of the laser 22 and are inserted into laser pins on both sides of the laser 22 to electrically connect the first connectors 33133 and the laser 22. Referring to fig. 11, the number of the first connecting leads 332 is 2, and one end of each of the two first connecting leads 332 is electrically connected to two first connectors 331. Illustratively, each set of first connecting lines 332 may have two connecting lines. In an exemplary embodiment, the light source assembly further includes a second connector 35, the other ends of the two sets of first connecting leads 332 are electrically connected to the second connector 35, respectively, and the second connector 35 is configured to be electrically connected to the power supply assembly. This second connector can be for being used for connecting with power supply module's a joint, and the specification that should connect can be used for on with power supply module and the interface matching of light source subassembly power supply to be connected with the second connector electricity.
This step may include fixing the first connector to the light source housing and fixing the laser to two parts of the light source housing, wherein the first connector may be fixed to the light source housing by referring to fig. 9, and for each first connector 331, the number of the first screws 331c is 2, and the two first screws 331c may pass through the first openings k1 of the two connecting pieces 331b and be screwed with the first screw holes s1 of the light source housing 31 to fix the connecting pieces 331b to the light source housing 31. On the basis, since the connecting piece 331b is connected to the plug-in structure 331a, the plug-in structure can be fixed to the light source housing 31. Wherein the plug structure may comprise a socket into which a pin of the laser may be inserted to electrically connect with the plug structure.
In this structure, the first connector 331 can be fixedly connected to the light source housing 31 through a screw, and of course, the first connector 331 can also be fixedly connected to the light source housing 31 through other manners, which is not limited in this embodiment of the application.
Referring to fig. 9, the laser is fixed on the light source housing, wherein the edge of the laser body 321 has a gap k3, and a second screw 323 can be disposed at the gap k3 and is in threaded connection with a second screw hole s2 on the light source housing 31. Under such a structure, the second screw 323 can fix the laser body 321 on the light source housing 31 through the gap k3, and the space occupied by the connection area between the second screw 323 and the laser body 321 on the laser body 312 can be reduced by the fixing mode through the gap k3, so that the size of the laser body 312 can be reduced conveniently, and the miniaturization of the light source assembly and the projector is facilitated. Of course, in the light source module provided in the embodiment of the present application, the laser may also be fixedly connected to the light source housing in other ways, and the embodiment of the present application does not limit this.
In an exemplary embodiment, referring to fig. 11, the light source module further includes a second connector 35, and the other ends of the two sets of first connecting leads 332 are electrically connected to the second connector 35 respectively, the second connector may be a connector for connecting to a power supply module, and the connector may be sized to match an interface on the power supply module for supplying power to the light source module, so as to be electrically connected to the second connector.
When the first connection wire connected to the first connector is electrically connected to the power supply module, the second connector 36 may be electrically connected to the power supply module.
Of course, step 1603 may also be performed before step 1601, that is, the first connector may be electrically connected to the power supply module first, and then the first connector may be plugged into the laser, which is not limited in this embodiment of the present invention.
To sum up, the assembly mode of the light source subassembly that this application embodiment provided is through being connected first connector and laser instrument to on being fixed in the light source casing with the first connector and the laser instrument of connecting, so just saved and installed the process on the laser instrument circuit board with the laser instrument, it is comparatively loaded down with trivial details to have solved the assembly process of light source casing among the correlation technique, and the problem that packaging efficiency is lower has realized the effect that promotes the packaging efficiency of light source casing.
The term "at least one of a and B" in the present application is only one kind of association relationship describing an associated object, and means that three kinds of relationships may exist, for example, at least one of a and B may mean: a exists alone, A and B exist simultaneously, and B exists alone. Similarly, "A, B and at least one of C" means that there may be seven relationships that may represent: a alone, B alone, C alone, A and B together, A and C together, C and B together, and A, B and C together. Similarly, "A, B, C and at least one of D" indicates that there may be fifteen relationships, which may indicate: fifteen cases of a alone, B alone, C alone, D alone, a and B together, a and C together, a and D together, C and B together, D and B together, C and D together, A, B and C together, A, B and D together, A, C and D together, B, C and D together, A, B, C and D together exist.
In this application, the terms "first," "second," "third," and "fourth" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. The term "plurality" means two or more unless expressly limited otherwise.
The above description is only exemplary of the present application and should not be taken as limiting, as any modification, equivalent replacement, or improvement made within the spirit and principle of the present application should be included in the protection scope of the present application.
Claims (10)
1. A light source assembly, comprising a light source housing, a laser, and a connection terminal;
the laser comprises a laser body and a laser pin, wherein the laser pin is positioned on the laser body and is electrically connected with the laser body;
the laser body with light source casing fixed connection, connecting terminal with laser pin on the laser body is connected, just connecting terminal still is configured to be connected with power supply module electricity.
2. The light source assembly of claim 1, wherein the connection terminal comprises a first connector electrically connected to the laser pin and a first connection lead having one end electrically connected to the connector and another end configured to electrically connect to the power supply component.
3. The light source assembly of claim 2, wherein the first connector is fixedly connected to the light source housing.
4. The light source assembly of claim 3, wherein the first connector comprises a plug-in structure, a connecting piece, and a first screw, the connecting piece being connected with the plug-in structure;
the plug structure is electrically connected with a laser pin on the laser body, and the other end of the first connecting lead is electrically connected with the plug structure;
the connecting piece is provided with a first opening, the light source shell is provided with a first screw hole, and the first screw penetrates through the first opening in the connecting piece and is in threaded connection with the first screw hole in the light source shell so as to fix the connecting piece on the light source shell.
5. The light source assembly of claim 4, wherein the connecting piece and the inserting structure are integrated, the number of the connecting piece and the first screws is 2, the two connecting pieces are oppositely arranged on two sides of the inserting structure, and the two first screws respectively penetrate through the first openings of the two connecting pieces and are in threaded connection with the first screw holes of the light source shell.
6. The light source assembly according to any one of claims 1 to 5, wherein the laser further comprises a second screw, and the light source housing further has a second screw hole;
the edge of the laser body is provided with a notch, and the second screw is located at the notch and is in threaded connection with the second screw hole in the light source shell.
7. The light source assembly according to claim 4 or 5, wherein the number of the groups of the laser pins is 2, and two groups of the laser pins are respectively located at two opposite sides of the laser body;
the number of the first connecting heads is 2, and the two first connecting heads are respectively and electrically connected with the two laser pins;
the number of the groups of the first connecting leads is 2, and one ends of the two groups of the first connecting leads are electrically connected with the two first connectors respectively.
8. The light source assembly of claim 7, further comprising a second connector, wherein the other ends of the two first connecting leads are electrically connected to the second connector, respectively, and the second connector is configured to be electrically connected to the power supply assembly.
9. The light source assembly according to any one of claims 1 to 5, further comprising a sealing structure located between and abutting the laser body and the light source housing.
10. A projector comprising a power supply assembly and a light source assembly as claimed in any one of claims 1 to 9, said light source assembly being electrically connected to said power supply assembly.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211256175.XA CN115576165A (en) | 2022-10-13 | 2022-10-13 | Light source assembly and projector |
| PCT/CN2023/104180 WO2024078036A1 (en) | 2022-10-13 | 2023-06-29 | Light source component and projector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211256175.XA CN115576165A (en) | 2022-10-13 | 2022-10-13 | Light source assembly and projector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115576165A true CN115576165A (en) | 2023-01-06 |
Family
ID=84584527
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211256175.XA Pending CN115576165A (en) | 2022-10-13 | 2022-10-13 | Light source assembly and projector |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN115576165A (en) |
| WO (1) | WO2024078036A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024078036A1 (en) * | 2022-10-13 | 2024-04-18 | 青岛海信激光显示股份有限公司 | Light source component and projector |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001119091A (en) * | 1999-10-22 | 2001-04-27 | Chichibu Fuji Co Ltd | Semiconductor laser unit connector, semiconductor laser unit mounting connector member and mounting structure of semiconductor laser unit using the connector member |
| CN102606966A (en) * | 2011-01-25 | 2012-07-25 | 西安翌阳新能源技术工程有限公司 | LED light emitting device |
| JP6431617B2 (en) * | 2015-10-27 | 2018-11-28 | 三菱電機株式会社 | Laser light source module |
| CN208920023U (en) * | 2018-05-08 | 2019-05-31 | 山东霓虹王电子有限公司 | A kind of LED light string |
| CN117826512A (en) * | 2019-02-20 | 2024-04-05 | 青岛海信激光显示股份有限公司 | Laser projection device |
| CN211958245U (en) * | 2020-03-31 | 2020-11-17 | 深圳光峰科技股份有限公司 | Laser array unit and packaging assembly |
| CN218350699U (en) * | 2022-10-13 | 2023-01-20 | 青岛海信激光显示股份有限公司 | Light source module and projector |
| CN115576165A (en) * | 2022-10-13 | 2023-01-06 | 青岛海信激光显示股份有限公司 | Light source assembly and projector |
-
2022
- 2022-10-13 CN CN202211256175.XA patent/CN115576165A/en active Pending
-
2023
- 2023-06-29 WO PCT/CN2023/104180 patent/WO2024078036A1/en unknown
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024078036A1 (en) * | 2022-10-13 | 2024-04-18 | 青岛海信激光显示股份有限公司 | Light source component and projector |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2024078036A1 (en) | 2024-04-18 |
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