CN217839104U

CN217839104U - Evaporation crucible suitable for OLED screen

Info

Publication number: CN217839104U
Application number: CN202222321898.5U
Authority: CN
Inventors: 董家海; 斯超波
Original assignee: Zhejiang Nuohua Ceramic Co ltd
Current assignee: Zhejiang Nuohua Ceramic Co ltd
Priority date: 2022-09-01
Filing date: 2022-09-01
Publication date: 2022-11-18
Anticipated expiration: 2032-09-01

Abstract

The utility model relates to the technical field of evaporation crucibles, in particular to an evaporation crucible suitable for an OLED screen; the device comprises a chassis fixed with an outer frame and an inner cavity arranged in the chassis, wherein two valves are arranged on the chassis and are communicated with the inner cavity; the inner ring of the outer frame is provided with a groove of which the upper surface is lower than the upper surface of the bottom of the outer frame; the cover plate is screwed into the threaded pipes through bolts and is connected to the outer frame; the pressing plate is fixed at the lower end of the sliding rod, and a spring is fixed between the pressing plate and the buckling barrel; rapid cooling can be performed after use.

Description

Evaporation crucible suitable for OLED screen

Technical Field

The utility model relates to an evaporation crucible technical field, more specifically the evaporation crucible suitable for OLED screen that says so.

Background

The application with the publication number of CN212404259U discloses an evaporation crucible which comprises a crucible body and a cover plate; the crucible body comprises a bottom, a side wall arranged on the circumferential direction of the bottom and a connecting lug arranged on the circumferential direction of one end, far away from the bottom, of the side wall, the bottom and the side wall enclose an accommodating cavity with an opening, and the connecting lug extends along the direction far away from the accommodating cavity; the cover plate covers the opening; the cover plate is matched with the connecting lugs in a magnetic attraction manner, so that the air tightness between the cover plate and the connecting lugs is improved, a gap between the connecting lugs and the cover plate is prevented from being formed, the steam leakage is reduced, and the display effect is improved; but the solution described above does not allow rapid cooling after use.

SUMMERY OF THE UTILITY MODEL

The utility model provides an evaporation crucible suitable for OLED screen, its beneficial effect is for can cooling off fast after finishing using.

The utility model provides an evaporation crucible suitable for OLED screen, is including the chassis that is fixed with the frame, and set up the inner chamber in the chassis, installs two valves on the chassis, and two valves all communicate with the inner chamber.

The inner ring of the outer frame is provided with a groove of which the upper surface is lower than the upper surface of the bottom of the outer frame.

The cover plate is screwed into the threaded pipes through bolts and connected to the outer frame.

The cover plate is characterized by further comprising a buckling barrel fixed on the cover plate and a sliding rod sliding in the buckling barrel, a pressing plate is fixed at the lower end of the sliding rod, and a spring is fixed between the pressing plate and the buckling barrel.

The middle plate can be buckled in the groove, a round hole is formed in the middle plate, and a concave table with the upper surface lower than the upper surface of the middle plate is formed in the edge of the round hole.

Drawings

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

FIGS. 1 and 2 are schematic structural views of an evaporation crucible;

FIG. 3 is a schematic view of the structure of the chassis and the inner cavity;

FIG. 4 is a schematic structural view of the outer frame and the groove;

FIG. 5 is a schematic view of the cover plate and the observation window;

FIG. 6 is a schematic structural view of a slide bar and a platen;

FIG. 7 is a schematic diagram of the structure of the middle plate and the concave platform.

Detailed Description

Referring to fig. 1 to 3, it can be seen that an embodiment of the present invention for rapidly cooling an evaporation crucible,

an evaporation crucible suitable for an OLED screen comprises a chassis 01 at an upper end opening, an outer frame 04 fixedly connected with the chassis 01, a hollow inner cavity 02 arranged in the chassis 01, two valves 03 arranged on the chassis 01, and two valves 03 both communicated with the inner cavity 02; when the evaporation crucible in this application is used, only need inject cold water into inner chamber 02 through one of them valve 03, release away from in another valve 03, make cold water flow in inner chamber 02 to make cold water cool down chassis 01 with higher speed, thereby realize carrying out rapid cooling after the evaporation crucible finishes using.

Referring to fig. 1 to 4, one embodiment of the present invention can be seen from the drawings,

the inner ring of the outer frame 04 is provided with a groove 05, and the upper surface of the groove 05 is lower than the upper surface of the bottom of the outer frame 04; recess 05 be the rectangle structure, in the coating by vaporization, can erect the mainboard in the recess 05 in the frame 04, alright inside downwards towards chassis 01 with the one side that makes the mainboard need the coating by vaporization, then make the coating by vaporization metal attached to realize the coating by vaporization process on the mainboard at the in-process of coating by vaporization.

Referring to fig. 1 to 5, it can be seen that one embodiment of the present invention for preventing leakage of evaporated metal,

the evaporation crucible suitable for the OLED screen further comprises a cover plate 09, two sides of the outer frame 04 are fixedly connected with a threaded pipe 06, through holes are formed in two sides of the cover plate 09, and the cover plate 09 penetrates through the through holes through bolts and is screwed into the threaded pipe 06 to be connected to the outer frame 04; the upper side of the edge of the outer frame 04 is fixedly connected with a sealing gasket; after the mainboard is erected, the cover plate 09 can be connected to the outer frame 04 through the bolts, the outer frame 04 and the bottom plate 01 are covered, meanwhile, the sealing gasket can seal gaps between the cover plate 09 and the outer frame 04 in contact positions, and the phenomenon that metal evaporation is leaked out in evaporation is avoided.

Referring to fig. 1-5, one embodiment of the present invention that may facilitate real-time viewing can be observed from the figures,

the cover plate 09 is provided with two observation windows 10; in the using process, the evaporation state of the internal mainboard can be observed through the two observation windows 10, and the position of the mainboard can be observed in time; the two observation windows 10 are made of explosion-proof glass; the explosion is prevented, and the danger is avoided.

Referring to fig. 1-6, one embodiment of the present invention that may facilitate fastening of a main board can be seen,

the evaporation crucible suitable for the OLED screen further comprises a buckle barrel 11 fixed on the cover plate 09 and a slide rod 12 sliding in the buckle barrel 11, a pressing plate 13 is fixed at the lower end of the slide rod 12, and a spring is fixed between the pressing plate 13 and the buckle barrel 11; after the main board is erected, the cover plate 09 can be connected to the outer frame 04 through bolts, and when the cover plate 09 is covered, the pressing plate 13 can be pressed on the main board from the upper part, so that the main board is pressed in the groove 05, and the main board is prevented from moving in the evaporation process; meanwhile, the main board can make the sliding rod 12 slide upwards in the buckle tube 11 when pushing against the pressing plate 13 under the action of the spring, and the pressing plate 13 can be kept pressed on the main board all the time under the action of the spring, so that the rotating board is prevented from being damaged by pressing, and the main boards with different thicknesses can be pressed through the mode.

Referring to fig. 1 to 6, it can be observed that one embodiment of the present invention that can avoid crushing the main board,

the lower end of the pressing plate 13 is fixedly connected with a soft pad made of elastic materials; when the pressing plate 13 presses the main board, the main board and the pressing plate 13 can be buffered under the action of the soft cushion, so that the pressing plate 13 is prevented from being crushed or scratching the main board.

Referring to fig. 1 to 7, it can be seen that an embodiment of the present invention can be erected with a circular main board,

the evaporation crucible suitable for the OLED screen further comprises a middle plate 07 which can be buckled in the groove 05, a round hole is formed in the middle plate 07, and a concave platform 08 with the upper surface lower than that of the middle plate 07 is formed in the edge of the round hole; when using, at first with middle plate 07 lock in recess 05, then alright place circular commentaries on classics board in the middle of the concave station 08, alright erect circular mainboard in middle plate 07 with the realization, carry out the coating by vaporization processing to circular mainboard.

Claims

1. The utility model provides an evaporation coating crucible suitable for OLED screen which characterized in that: the device comprises a chassis (01) fixed with an outer frame (04) and an inner cavity (02) arranged in the chassis (01), wherein two valves (03) are arranged on the chassis (01), and the two valves (03) are communicated with the inner cavity (02).

2. Evaporation crucible suitable for OLED screens according to claim 1, characterized in that: the inner ring of the outer frame (04) is provided with a groove (05) of which the upper surface is lower than the upper surface of the bottom of the outer frame (04).

3. Evaporation crucible suitable for OLED screens according to claim 2, characterized in that: the groove (05) is of a rectangular structure.

4. Evaporation crucible suitable for OLED screens according to claim 3, characterized in that: the novel multifunctional combined type screw pipe is characterized by further comprising a cover plate (09) and threaded pipes (06) fixed on two sides of the outer frame (04), wherein the cover plate (09) is screwed into the threaded pipes (06) through bolts and connected to the outer frame (04).

5. Evaporation crucible suitable for OLED screens according to claim 4, characterized in that: two observation windows (10) are arranged on the cover plate (09).

6. Evaporation crucible suitable for OLED screens according to claim 5, characterized in that: the two observation windows (10) are made of explosion-proof glass.

7. Evaporation crucible suitable for OLED screens according to claim 4, characterized in that: the novel buckle is characterized by further comprising a buckle barrel (11) fixed on the cover plate (09) and a sliding rod (12) sliding in the buckle barrel (11), a pressing plate (13) is fixed at the lower end of the sliding rod (12), and a spring is fixed between the pressing plate (13) and the buckle barrel (11).

8. Evaporation crucible suitable for OLED screens according to claim 7, characterized in that: the lower end of the pressure plate (13) is fixed with a soft cushion made of elastic material.

9. Evaporation crucible suitable for OLED screens according to claim 2, characterized in that: the middle plate (07) can be buckled in the groove (05), a round hole is formed in the middle plate (07), and a concave table (08) with the upper surface lower than that of the middle plate (07) is formed in the edge of the round hole.

10. Evaporation crucible suitable for OLED screens according to claim 4, characterized in that: and a sealing gasket is fixed on the upper side of the edge of the outer frame (04).