CN211942116U - LCD3D printer and LCD3D printing system - Google Patents
LCD3D printer and LCD3D printing system Download PDFInfo
- Publication number
- CN211942116U CN211942116U CN202020442209.4U CN202020442209U CN211942116U CN 211942116 U CN211942116 U CN 211942116U CN 202020442209 U CN202020442209 U CN 202020442209U CN 211942116 U CN211942116 U CN 211942116U
- Authority
- CN
- China
- Prior art keywords
- heat
- light shield
- lcd3d
- light source
- air
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Liquid Crystal (AREA)
Abstract
The utility model provides a LCD3D printer and a LCD3D printing system, which relates to the technical field of 3D printers; the LCD3D printer comprises a casing, a heat dissipation base, a heat-conducting light shield, a printing platform and a light source component; the printing platform is fixedly arranged at the top of the heat-conducting light shield; an annular space is formed between the heat-conducting light shield and the shell, a first air inlet and a first exhaust outlet which are communicated with the annular space are formed in the shell, and an air suction piece is arranged at the first air inlet; a second air inlet is formed in one side wall of the heat-conducting light shield, a second air outlet is formed in the other opposite side wall of the heat-conducting light shield, and an air exhaust piece is arranged at the second air outlet. The LCD3D printing system includes an LCD3D printer. The technical effect of prolonging the service life of the LCD screen is achieved.
Description
Technical Field
The utility model relates to a 3D printer technical field particularly, relates to LCD3D printer and LCD3D printing system.
Background
The LCD3D printer is a 3D printer using a photo-curing resin molding technique. The LCD selective area light transmission principle 3D printer is a brand new concept. By using LCD imaging principle, under the drive of microcomputer and display screen drive circuit, the image signal is provided by computer program, and selective transparent area appears on the LCD screen. Under the irradiation of the ultraviolet light source, the ultraviolet light is blocked in the image transparent area of the liquid crystal screen, and in the area without image display, the ultraviolet light penetrating through the liquid crystal screen forms an ultraviolet light image area. The method is characterized in that a light-cured liquid resin bearing groove grassland is arranged on the surface of the liquid crystal screen and is a transparent film, ultraviolet light irradiates the liquid light-cured resin through the transparent film, the resin irradiated by the ultraviolet light is cured and reflected, the irradiated liquid resin is solid, the ultraviolet light is shielded by the lighttight part of the liquid crystal screen, the liquid light-cured resin of the shielded part is not irradiated by the ultraviolet light, the part of the resin not irradiated is still liquid, and the cured resin is a product molding part manufactured by the 3D printer.
In the prior art of the LCD3D printer, a light source lamp bead is welded on an aluminum substrate and then fixed on a printing platform through a hexagonal copper column; this kind of structure bottom aluminium base board calorific capacity is big, and the heat that the lamp pearl distributed out directly passes through on the air propagation reaches the ya keli board, then passes through on the ya keli board reaches the LCD screen, the direct life who influences the LCD screen.
Therefore, it is an important technical problem to be solved by those skilled in the art to provide a long-life LCD3D printer and LCD3D printing system.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a LCD3D printer and LCD3D printing system to alleviate the short technical problem of LCD screen life among the prior art.
In a first aspect, an embodiment of the present invention provides an LCD3D printer, including a housing, a heat dissipation base, a heat-conducting light shield, a printing platform, and a light source assembly;
the heat dissipation base is fixedly arranged in the shell, the heat conduction light shield is fixedly arranged on the heat dissipation base, the light source assembly is positioned in the heat conduction light shield and arranged on the heat dissipation base, and the printing platform is fixedly arranged at the top of the heat conduction light shield;
an annular space is formed between the heat-conducting light shield and the shell, a first air inlet and a first air exhaust opening which are communicated with the annular space are formed in the shell, and an air suction piece is arranged at the first air inlet;
a second air inlet is formed in one side wall of the heat-conducting light shield, a second air outlet is formed in the other opposite side wall of the heat-conducting light shield, and an air exhaust piece is arranged at the second air outlet.
In combination with the first aspect, an embodiment of the present invention provides a possible implementation manner of the first aspect, wherein the above-mentioned heat-conducting light-shielding cover is in an annular column shape, and upper and lower end faces of the heat-conducting light-shielding cover are arranged in parallel.
In combination with the first aspect, an embodiment of the present invention provides a possible implementation manner of the first aspect, wherein a plurality of grooves are formed on the inner wall of the heat-conducting light shield.
In combination with the first aspect, an embodiment of the present invention provides a possible implementation manner of the first aspect, wherein the second air outlet is provided with an air guide, an inlet of the air guide is communicated with the second air outlet, and an outlet of the air guide is communicated with the first air outlet.
With reference to the first aspect, an embodiment of the present invention provides a possible implementation manner of the first aspect, wherein an LCD mounting plate is mounted on a top of the heat-conducting light shield, and an LCD screen is mounted on the LCD mounting plate;
and the printing platform is provided with an LCD adapter plate used for connecting the LCD screen.
In combination with the first aspect, an embodiment of the present invention provides a possible implementation manner of the first aspect, wherein the light source assembly includes an aluminum substrate light source, and the aluminum substrate light source is fixedly mounted on the heat dissipation base;
the aluminum substrate light source is located in the heat conduction light shield.
In combination with the first aspect, an embodiment of the present invention provides a possible implementation manner of the first aspect, wherein, the light source assembly further includes a focusing mirror, the focusing mirror is disposed on the heat dissipation base, the focusing mirror is disposed above the aluminum substrate light source, and the focusing mirror is disposed in the heat conduction light shield.
With reference to the first aspect, an embodiment of the present invention provides a possible implementation manner of the first aspect, wherein a threaded column for installing a resin tank is disposed on the printing platform, and a nut is screwed on the threaded column;
and mounting lugs are arranged at two opposite ends of the resin groove, and notches matched with the threaded columns are formed in the mounting lugs.
In combination with the first aspect, an embodiment of the present invention provides a possible implementation manner of the first aspect, wherein the LCD3D printer further includes a Z-axis assembly, the Z-axis assembly is installed on the housing, and a stage for printing is installed on the Z-axis assembly.
In a second aspect, embodiments of the present invention provide an LCD3D printing system, including the LCD3D printer.
Has the advantages that:
the utility model provides a LCD3D printer, which comprises a shell, a heat dissipation base, a heat conduction light shield, a printing platform and a light source component; the printing platform is fixedly arranged at the top of the heat-conducting light shield; an annular space is formed between the heat-conducting light shield and the shell, a first air inlet and a first exhaust outlet which are communicated with the annular space are formed in the shell, and an air suction piece is arranged at the first air inlet; a second air inlet is formed in one side wall of the heat-conducting light shield, a second air outlet is formed in the other opposite side wall of the heat-conducting light shield, and an air exhaust piece is arranged at the second air outlet.
When the heat-conducting shading cover is used, the light source assembly can perform illumination to perform printing work, heat generated in the working process of the light source assembly can be transferred to the heat-radiating base by installing the light source assembly on the heat-radiating base, and the heat is further transferred to the heat-conducting shading cover by the heat-radiating base, so that the heat generated by the light source assembly is transferred to the maximum extent; and, the piece that induced drafts that is located first air inlet department on the casing can be with the air of external world in the annular space of continually inhaling, and the piece of airing exhaust that is located second air outlet department also can work, the work of the piece of airing exhaust can make the heat conduction lens hood form negative pressure state, the air in the annular space can enter into the heat conduction lens hood from the second air inlet this moment, then this part air can take away the heat on the heat conduction lens hood and the heat in the heat conduction lens hood, and discharge near first exhaust outlet from the second air outlet, then discharge from first exhaust outlet, through such setting up can the at utmost with the heat that the light source subassembly produced outside the casing heat conduction lens hood, thereby reduce the heat that sets up LCD screen received on print platform, thereby can be very big improvement LCD screen's life.
The utility model provides a pair of LCD3D printing system, including LCD3D printer. The LCD3D printing system has the advantages described above over the prior art and will not be described in detail here.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions 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 an LCD3D printer according to an embodiment of the present invention;
fig. 2 is an exploded schematic view of an LCD3D printer according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of a heat-conducting light shield, a heat-dissipating base and a light source assembly in an LCD3D printer according to an embodiment of the present invention;
fig. 4 is a schematic structural diagram of a heat-conducting light shield, a heat-dissipating base and an LCD screen in an LCD3D printer according to an embodiment of the present invention.
Icon:
100-a housing; 110-a first air inlet; 120-a first exhaust port; 130-a suction element; 140-a circuit board;
200-a heat dissipation base;
300-heat conducting light shield; 310-a second air inlet; 320-a second air outlet; 330-air exhaust; 340-air guide piece; 350-grooves; 360-LCD mounting panel; 370-LCD screen; 380-quartz glass;
400-a printing platform; 410-LCD adapter plate;
500-a light source assembly; 510-an aluminum substrate light source; 520-a focusing mirror;
600-an annular space;
700-resin tank; 710-threaded post; 720-screw cap; 730-a notch;
800-Z shaft assembly;
900-objective table.
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 is to be understood that the terms "upper", "lower", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
The present invention will be described in further detail below with reference to specific embodiments and with reference to the attached drawings.
Referring to fig. 1 and 2, the present embodiment provides an LCD3D printer, which includes a housing 100, a heat sink base 200, a heat-conductive light shield 300, a printing platform 400, and a light source assembly 500; the heat dissipation base 200 is fixedly installed in the housing 100, the heat conduction light shield 300 is fixedly installed on the heat dissipation base 200, the light source assembly 500 is located in the heat conduction light shield 300 and is arranged on the heat dissipation base 200, and the printing platform 400 is fixedly installed at the top of the heat conduction light shield 300; an annular space 600 is formed between the heat-conducting light shield 300 and the shell 100, the shell 100 is provided with a first air inlet 110 and a first air outlet 120 which are communicated with the annular space 600, and the first air inlet 110 is provided with an air suction piece 130; the heat-conducting light shield 300 has a second air inlet 310 formed on one side wall thereof, a second air outlet 320 formed on the opposite side wall thereof, and an air exhaust member 330 disposed at the second air outlet 320.
When the light source assembly 500 is used, the light source assembly 500 can perform illumination to perform printing, heat generated in the working process of the light source assembly 500 can be transferred to the heat dissipation base 200 by installing the light source assembly 500 on the heat dissipation base 200, and the heat is further transferred to the heat-conducting light shield 300 through the heat dissipation base 200, so that the heat generated by the light source assembly 500 is transferred to the maximum extent; and, the suction element 130 located at the first suction inlet 110 of the housing 100 can continuously suck the external air into the annular space 600, and the exhaust member 330 at the second exhaust port 320 also operates, the operation of the exhaust member 330 enables the heat-conducting light shield 300 to form a negative pressure state, at this time, the air in the annular space 600 enters the heat-conducting light shield 300 from the second intake port 310, this portion of air is then able to carry away the heat on the heat conductive light shield 300 and the heat inside the heat conductive light shield 300, and is exhausted from the second exhaust port 320 to the vicinity of the first exhaust port 120, and then is discharged from the first exhaust port 120, by which the heat generated by the light source assembly 500 can be maximally discharged out of the heat-conductive light shield 300 of the housing 100, thereby reducing the amount of heat received by the LCD screen 370 disposed on the printing platform 400, and thus greatly improving the lifespan of the LCD screen 370.
Specifically, when the LCD3D printer provided in this embodiment starts to operate, the air suction member 130 and the air discharge member 330 in the housing 100 start to operate at the same time. Wherein, the air suction member 130 and the air exhaust member 330 can both adopt fans; moreover, the skilled person can also select the type and model of the air suction member 130 and the air exhaust member 330 according to the actual situation, such as a fan, a blower, etc.
After the light source assembly 500 starts to work, the light source assembly 500 generates a large amount of heat, and a part of the heat is transferred to the heat-conducting light shield 300 through the heat dissipation base 200; the other part of the air can be dissipated into the heat conduction light shield, the heat conduction light shield 300 can absorb some of the heat, the rest of the heat can be accumulated in the heat conduction light shield 300, the air can cool and dissipate the outer side wall of the heat conduction light shield 300 through the combined action of the air suction piece 130 and the air exhaust piece 330, the air can enter the heat conduction light shield 300 from the second air inlet 310 and is exhausted from the second air outlet 320, the air can exhaust the heat accumulated in the heat conduction light shield 300 in the movement process, the LCD screen 370 arranged on the heat conduction light shield 300 can not be heated, and the service life of the LCD screen 370 is prolonged.
It should be noted that, other control and auxiliary components such as the circuit board 140 may be installed in the annular space 600 between the housing 100 and the heat-conducting light shield 300, and these components are disposed between the first air inlet and the second air inlet, and after the air outside the housing 100 is sucked into the annular space 600 by the air suction member 130, the air with lower temperature first cools the other control and auxiliary components such as the circuit board 140, so as to ensure the normal operation of these components; then enter into heat conduction light shield 300 from second air intake 310 in, then discharge heat conduction light shield 300 under the effect of exhaust spare again, when the air current was through heat conduction light shield 300, the lower air of temperature can dispel the heat to heat conduction light shield 300, carries the heat of heat conduction light shield 300 and discharges heat conduction light shield 300, and in addition, the air can also be with the heat shoelace in the heat conduction light shield 300 space and discharge heat conduction light shield 300.
It is noted that in prior art LCD3D printers, light source assembly 500 is placed directly inside housing 100, and print platform 400 is supported by copper posts; when the light source assembly 500 works for a long time, a large amount of heat generated by the light source assembly does not only damage the LCD screen 370, but also the copper pillar supporting the printing platform 400 is deformed, which may have a fatal influence on the printing precision. And in this embodiment, the printing platform 400 and the LCD screen 370 are supported by the heat-conducting light-shielding cover 300, and the heat-conducting light-shielding cover 300 is continuously radiated by air, so that the heat-conducting light-shielding cover 300 is prevented from being deformed, and the heat-radiating area of the heat-conducting light-shielding cover 300 is very large, so that the heat-radiating work is very easy to be performed.
It should be further noted that the top of the heat-conducting light shield 300 is provided with a mounting groove for mounting the quartz glass 380 or the acrylic plate, and the quartz glass 380 or the acrylic plate is located below the LCD screen 370 for protecting the LCD screen 370, so as to prevent heat from directly contacting the LCD screen 370 during operation and prevent air from polluting the LCD screen 370 during heat dissipation.
It should also be noted that, in the working process, the heat-conducting light shield 300 is radiated through the 360-degree wind direction of the annular space 600, and a heat-radiating wind channel penetrating through the heat-conducting light shield 300 is further provided, so that the temperature of the heat-conducting light shield 300 is extremely low, and the LCD screen 370 which can be arranged on the heat-conducting light shield 300 can perform heat radiation work.
Referring to fig. 3, in an alternative embodiment, the heat-conducting light shield 300 has an annular cylindrical shape, and the upper and lower end surfaces of the heat-conducting light shield 300 are arranged in parallel.
Specifically, the upper and lower terminal surface parallel arrangement of heat conduction lens hood 300 can simplify the equipment and the debugging work of LCD printer, reduces or even need not to debug PCD screen and light source subassembly 500's depth of parallelism.
Wherein, the heat-conducting light shield 300 is manufactured by CNC finish machining after profile extrusion.
Referring to fig. 3, in an alternative embodiment, the heat-conducting light shield 300 has a plurality of grooves 350 formed on the inner wall thereof.
The heat absorption area of the heat conduction light shield 300 is increased by arranging the plurality of grooves 350 on the heat conduction light shield 300, so that heat in the heat conduction light shield 300 can be absorbed to the greatest extent, and the heat dissipation effect is greatly improved.
Referring to fig. 1 and 2, in an alternative of this embodiment, a wind guide 340 is disposed at the second air outlet 320, an inlet of the wind guide 340 is communicated with the second air outlet 320, and an outlet of the wind guide 340 is communicated with the first air outlet 120.
Specifically, by the arrangement of the wind guide 340, the hot air exhausted from the heat-conducting light shield 300 can be prevented from staying in the annular space 600 and directly exhausted from the first exhaust port 120.
The size of the first exhaust opening 120 is larger than that of the outlet of the air guide 340, so that the first exhaust opening 120 can exhaust air in the annular space 600 and can be communicated with the outlet of the air guide 340.
Specifically, the air guide 340 may be a duct or the like as long as it can guide the hot air to the first exhaust port 120.
Referring to fig. 2 and 4, in an alternative embodiment, an LCD mounting board 360 is mounted on top of the heat-conducting light shield 300, and an LCD screen 370 is mounted on the LCD mounting board 360; the printing platform 400 is provided with an LCD adapter plate 410 for connecting an LCD screen 370.
Specifically, the printing platform 400 is provided with the LCD adapter plate 410, and when the LCD screen 370 is mounted, the LCD screen 370 only needs to be fixedly mounted on the heat-conducting light shield 300, and then the flat cable of the LCD screen 370 is connected to the LCD adapter plate 410 to complete the mounting of the LCD screen 370.
The LCD adapter plate 410 is connected to the control circuit board 140 disposed in the annular space 600, so as to implement the operation of the LCD screen 370.
Referring to fig. 2, in an alternative embodiment, the light source assembly 500 includes an aluminum substrate light source 510, and the aluminum substrate light source 510 is fixedly mounted on the heat dissipation base 200; the aluminum substrate light source 510 is located in the heat-conducting light shield 300.
Specifically, by arranging the aluminum substrate light source 510, when the light source works in a light emitting mode, heat generated by the light source can be rapidly transmitted to the heat dissipation base 200 and the heat conduction light shield 300 through the aluminum substrate, and the heat of the light source is dissipated.
Also, the heat conductive light shield 300 absorbs heat radiated from the light source into the heat conductive light shield 300.
Referring to fig. 2, in an alternative of this embodiment, the light source assembly 500 further includes a focusing mirror 520, the focusing mirror 520 is disposed on the heat dissipation base 200, the focusing mirror 520 is located above the aluminum substrate light source 510, and the focusing mirror 520 is located in the heat-conducting light shield 300.
Specifically, through the arrangement of the focusing mirror 520, the aluminum substrate can uniformly irradiate the light generated by the light source to the LCD screen 370, so as to ensure the uniformity of the light.
The focusing lens 520 is mounted above the aluminum substrate light source 510 through a fixing member capable of transferring heat, and a part of heat generated by the filter light source is absorbed by the fixing member and transferred to the heat dissipation base 200, thereby further improving the heat dissipation effect.
Referring to fig. 1 and 2, in an alternative of the present embodiment, a printing platform 400 is provided with a threaded post 710 for installing a resin tank 700, and a nut 720 is screwed on the threaded post 710; the opposite ends of the resin tank 700 are provided with mounting lugs, and the mounting lugs are provided with notches 730 matched with the threaded posts 710.
Specifically, when installing and changing resin tank 700, only need loosen nut 720, then can take out resin tank 700 along the horizontal direction, need not to rotate down nut 720 can screw post 710, make things convenient for the staff operation.
Referring to fig. 1 and 2, in an alternative embodiment of the present embodiment, the LCD3D printer further includes a Z-axis assembly 800, the Z-axis assembly 800 is mounted on the housing 100, and the Z-axis assembly 800 is mounted with a stage 900 for printing.
Specifically, the stage 900 can be moved closer to or away from the resin bath 700 by the driving of the Z-axis assembly 800, thereby completing the printing work.
The embodiment provides an LCD3D printing system, which comprises an LCD3D printer. The LCD3D printing system has the advantages described above over the prior art and will not be described in detail here.
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 it; 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 embodiments of the present invention.
Claims (10)
1. An LCD3D printer, comprising: the printing device comprises a shell (100), a heat dissipation base (200), a heat conduction light shield (300), a printing platform (400) and a light source assembly (500);
the heat dissipation base (200) is fixedly installed in the shell (100), the heat conduction light shield (300) is fixedly installed on the heat dissipation base (200), the light source assembly (500) is located in the heat conduction light shield (300) and arranged on the heat dissipation base (200), and the printing platform (400) is fixedly installed at the top of the heat conduction light shield (300);
an annular space (600) is formed between the heat-conducting light shield (300) and the shell (100), a first air inlet (110) and a first air outlet (120) which are communicated with the annular space (600) are formed in the shell (100), and an air suction piece (130) is arranged at the first air inlet (110);
a second air inlet (310) is formed in one side wall of the heat-conducting light shield (300), a second air outlet (320) is formed in the other opposite side wall of the heat-conducting light shield, and an air exhaust piece (330) is arranged at the position of the second air outlet (320).
2. The LCD3D printer according to claim 1, wherein the heat-conducting light shield (300) is in the shape of an annular cylinder, and upper and lower end surfaces of the heat-conducting light shield (300) are arranged in parallel.
3. The LCD3D printer of claim 2, wherein the heat conducting light shield (300) has a plurality of grooves (350) formed in an inner wall thereof.
4. The LCD3D printer of claim 1, wherein a wind guide (340) is disposed at the second air outlet (320), an inlet of the wind guide (340) is communicated with the second air outlet (320), and an outlet of the wind guide (340) is communicated with the first air outlet (120).
5. The LCD3D printer of claim 1, wherein the thermally conductive light shield (300) has an LCD mounting plate (360) mounted on top of it, the LCD mounting plate (360) having an LCD screen (370) mounted thereon;
an LCD adapter plate (410) used for being connected with the LCD screen (370) is arranged on the printing platform (400).
6. The LCD3D printer of claim 1, wherein the light source assembly (500) comprises an aluminum substrate light source (510), the aluminum substrate light source (510) being fixedly mounted on the heat sink base (200);
the aluminum substrate light source (510) is positioned in the heat-conducting light shield (300).
7. The LCD3D printer of claim 6, wherein the light source assembly (500) further comprises a focusing mirror (520), the focusing mirror (520) is disposed on the heat sink base (200), the focusing mirror (520) is located above the aluminum substrate light source (510), and the focusing mirror (520) is located within the thermally conductive light shield (300).
8. The LCD3D printer according to any one of claims 1-7, wherein the printing platform (400) is provided with a threaded post (710) for mounting a resin tank (700), the threaded post (710) having a nut (720) screwed thereon;
the two opposite ends of the resin groove (700) are provided with mounting lugs, and notches (730) matched with the threaded columns (710) are formed in the mounting lugs.
9. The LCD3D printer of any one of claims 1-7, further comprising a Z-axis assembly (800), the Z-axis assembly (800) mounted to the housing (100), the Z-axis assembly (800) having a stage (900) mounted thereon for a print job.
10. An LCD3D printing system, comprising an LCD3D printer as claimed in any one of claims 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020442209.4U CN211942116U (en) | 2020-03-30 | 2020-03-30 | LCD3D printer and LCD3D printing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020442209.4U CN211942116U (en) | 2020-03-30 | 2020-03-30 | LCD3D printer and LCD3D printing system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211942116U true CN211942116U (en) | 2020-11-17 |
Family
ID=73170082
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020442209.4U Active CN211942116U (en) | 2020-03-30 | 2020-03-30 | LCD3D printer and LCD3D printing system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211942116U (en) |
-
2020
- 2020-03-30 CN CN202020442209.4U patent/CN211942116U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| KR100796873B1 (en) | Liquid crystal display | |
| US9039219B2 (en) | Display apparatus | |
| CN111391317A (en) | L CD3D printer and L CD3D printing system | |
| TWI696788B (en) | Light irradiation device | |
| CN114019754A (en) | Projection equipment | |
| CN211942116U (en) | LCD3D printer and LCD3D printing system | |
| CN107065258B (en) | Heat dissipation module and liquid crystal display | |
| CN212219295U (en) | LCD3D printer heat radiation structure and LCD3D printer | |
| JP2008227939A (en) | Imaging device module and electronics using it | |
| CN212302184U (en) | Flash lamp | |
| CN1591097A (en) | Liquid crystal panel device and an apparatus using the same therein | |
| CN210634130U (en) | Well jumbo size LCD photocuring 3D printer cooling device | |
| CN218601670U (en) | Projector heat dissipation device and projector | |
| CN213876308U (en) | Cooling system for exposure light source | |
| CN219592522U (en) | Camera heat abstractor | |
| CN218888630U (en) | Image sensor | |
| JP2019185021A (en) | Illumination device | |
| CN217688513U (en) | Heat dissipation device for light source cover | |
| CN217169778U (en) | Flexible adjustable 3D printer screen heat insulation system and 3D printer | |
| CN215040299U (en) | A cooling system and 3D printer for 3D printer | |
| CN214278607U (en) | Dustproof heat radiation structure of projector | |
| CN214795751U (en) | Radiator with dustproof effect for computer | |
| CN213830348U (en) | Well jumbo size LCD photocuring 3D printer cooling device | |
| CN220897057U (en) | Narrow slit air-cooled structure and LCD teaching integration platform | |
| CN211786486U (en) | Low-radiation liquid crystal display module with high heat dissipation efficiency |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 212000 building D35, No.99, dingmaojing 15th Road, Zhenjiang New District, Jiangsu Province Patentee after: Jiangsu Brozan Intelligent Technology Co.,Ltd. Address before: 212000 building D35, No.99, dingmaojing 15th Road, Zhenjiang New District, Jiangsu Province Patentee before: Jiangsu Rich-Opto Technology Co.,Ltd. |