CN216585321U

CN216585321U - Crystal growth device

Info

Publication number: CN216585321U
Application number: CN202123117434.4U
Authority: CN
Inventors: 陈甜甜
Original assignee: Wuhan Shengdian Technology Co ltd
Current assignee: Wuhan Shengdian Technology Co ltd
Priority date: 2021-12-13
Filing date: 2021-12-13
Publication date: 2022-05-24
Anticipated expiration: 2031-12-13

Abstract

The utility model discloses a crystal growth device, and relates to the technical field of crystal growth. According to the utility model, the crucible added with the crystal raw material is weighed by the weighing sensor, the weight information is transmitted to the display screen in real time, the outer wall of the crucible is heated by the plurality of heating pipes, the heat acts on the crystal raw material, and the weight change of the heated crystal can be detected by the weighing sensor; the crucible is rotated by servo motor drive lead screw, and the sliding sleeve takes place to slide with the slip table, has guaranteed the stability of sliding plate when the translation, makes the crucible leave the inside in stove storehouse through the removal of backup pad, is convenient for add crystal raw materials and grows.

Description

Crystal growth device

Technical Field

The utility model relates to the technical field of crystal growth, in particular to a crystal growth device.

Background

The growth of the crystal is carried out in the container, specific growth conditions are provided for the crystal, the temperature is the most important growth condition, when a silicon carbide crystal growth experiment is carried out, a silicon carbide raw material needs to be placed in a crystal growth furnace, and the silicon carbide raw material is heated through a heater.

SUMMERY OF THE UTILITY MODEL

It is an object of the present invention to provide an apparatus for crystal growth that solves the above-mentioned problems of the background art.

The utility model can be realized by the following technical scheme: the utility model provides a device that crystal grows, includes the heating furnace body, the inside of heating furnace body is provided with the stove storehouse, and one side surface mounting of heating furnace body has the display screen, install the heating pipe of the U-shaped structure of a plurality of parallel arrangement on the inner wall in stove storehouse, and the inside in stove storehouse is provided with the crucible, the terminal surface of heating pipe is connected with the spliced pole, every the surface of spliced pole all laminates with the fixed mounting fastener that links to each other of stove storehouse inner wall, the below of crucible is provided with weighing machine and constructs, weighing machine constructs's bottom surface is connected with drive mechanism, weighing machine constructs including the backup pad, weighing sensor is installed to the top surface of backup pad, weighing sensor's top surface is installed and is weighed the board, weighing machine's top surface is fixed with the bottom surface of crucible, display screen and weighing sensor electric connection.

The utility model has further technical improvements that: and a heat insulation sleeve plate is arranged between the support plate and the weighing plate, and is of a frame structure.

The utility model has further technical improvements that: the surface of the heating furnace body is provided with a groove communicated with the furnace chamber, a furnace door is rotatably arranged in the groove, and a perspective window is arranged in the furnace door.

The utility model has further technical improvements that: the bottom surface in stove storehouse is equipped with the spacing groove, and the inner chamber bottom in stove storehouse is provided with the mounting panel, one side surface mounting of mounting panel has servo motor, the lead screw is installed to servo motor's output shaft tip, the bottom surface of heating furnace body is equipped with the thermovent that is used for servo motor radiating.

The utility model has further technical improvements that: the outer surface of the lead screw is sleeved with a sliding plate in a threaded manner, and the top end of the sliding plate penetrates through the limiting groove and is fixed with the bottom surface of the supporting plate.

The utility model has further technical improvements that: the bottom surface of the sliding plate is fixedly connected with a sliding sleeve, the bottom end of the inner cavity of the furnace bin is horizontally provided with a sliding table, and the sliding table is connected with the sliding sleeve in a sliding mode.

Compared with the prior art, the utility model has the following beneficial effects:

1. weighing the crucible added with the crystal raw material by a weighing sensor, transmitting weight information to a display screen in real time, arranging the crucible among a plurality of heating pipes, heating the outer wall of the crucible by the heating pipes to raise the temperature, enabling the crucible to apply absorbed heat to the crystal raw material, heating for a period of time to change the crystal raw material, powering off the heating pipes at the moment, detecting the weight of the heated crystal by the weighing sensor, and then obtaining the change of the weight, thereby facilitating the monitoring of the weight of the crystal;

2. the crucible is rotated by servo motor drive lead screw, and lead screw and sliding plate screw thread rotate for the sliding plate drives backup pad and sliding sleeve and moves together, and the sliding sleeve takes place to slide with the slip table, has guaranteed the stability of sliding plate when the translation, and the removal through the backup pad makes the crucible leave the inside in stove storehouse, is convenient for add crystal raw materials and grows, later servo motor drive lead screw reverse motion, and the crucible conveniently obtains the crystal product in entering into the stove storehouse.

Drawings

In order to facilitate understanding for those skilled in the art, the present invention will be further described with reference to the accompanying drawings.

FIG. 1 is a front view of the present invention;

FIG. 2 is a schematic view of a connection structure of the crucible and the load cell according to the present invention;

FIG. 3 is an external view of the present invention;

fig. 4 is a schematic perspective view of a heating tube according to the present invention.

In the figure: 1. heating the furnace body; 2. a furnace bin; 3. a crucible; 4. a weighing plate; 5. a support plate; 6. heating a tube; 7. A servo motor; 8. a heat dissipation port; 9. a lead screw; 10. a sliding table; 11. a sliding plate; 12. a sliding sleeve; 13. a limiting groove; 14. a display screen; 15. a furnace door; 16. a heat insulating sheathing; 17. a weighing sensor; 18. connecting columns; 19. and (5) installing a fastener.

Detailed Description

To further illustrate the technical means and effects of the present invention adopted to achieve the intended purpose of the utility model, the following detailed description is given for the specific embodiments, structures, features and effects of the present invention in conjunction with the accompanying drawings and preferred embodiments.

Referring to fig. 1-4, a crystal growth apparatus includes a heating furnace body 1, a furnace chamber 2 disposed inside the heating furnace body 1, a display screen 14 is arranged on the surface of one side of the heating furnace body 1, a plurality of heating pipes 6 which are arranged in parallel and have U-shaped structures are arranged on the inner wall of the furnace chamber 2, and the inside of furnace storehouse 2 is provided with crucible 3, the terminal surface of heating pipe 6 is connected with spliced pole 18, the surface of every spliced pole 18 all laminates with the fixed mounting fastener 19 that links to each other with the inner wall of furnace storehouse 2, the below of crucible 3 is provided with weighing mechanism, weighing mechanism's bottom surface is connected with drive mechanism, weighing mechanism includes backup pad 5, weighing sensor 17 is installed to backup pad 5's top surface, weighing plate 4 is installed to weighing sensor 17's top surface, weighing plate 4's top surface is fixed with the bottom surface of crucible 3, display screen 14 and weighing sensor 17 electric connection.

Referring to fig. 2, an insulating jacket 16 is installed between the supporting plate 5 and the weighing plate 4, and the insulating jacket 16 is configured in a frame-shaped structure.

The weighing sensor 17 is of a common type in the market, and the frame-shaped structure of the heat insulation sleeve plate 16 is designed for protecting the weighing sensor 17, so that the weighing sensor 17 is prevented from being damaged due to high temperature.

During the use, the crystal raw materials is put into crucible 3, weigh the crucible 3 after adding the crystal raw materials by weighing sensor 17, and with weight information real-time transmission to display screen 14 in, crucible 3 sets up between a plurality of heating pipes 6, later heat the intensification by a plurality of heating pipes 6 to the outer wall of crucible 3, crucible 3 is used in the crystal raw materials with the absorbed heat, after heating a period, the crystal raw materials changes, 6 outage of heating pipe this moment, through weighing sensor 17 detectable to the crystal weight after heating, later obtain the change of weight, be convenient for to the weight monitoring of crystal.

Referring to fig. 1, a groove communicated with the furnace chamber 2 is formed on the surface of the heating furnace body 1, a furnace door 15 is rotatably installed inside the groove, and a perspective window is formed inside the furnace door 15.

The crystal growth variation can be observed through the transparent window.

Referring to fig. 1, a limiting groove 13 is formed in the bottom surface of the furnace chamber 2, a support plate is arranged at the bottom end of the inner cavity of the furnace chamber 2, a servo motor 7 is mounted on the surface of one side of the support plate, a lead screw 9 is mounted at the end of an output shaft of the servo motor 7, and a heat dissipation port 8 for dissipating heat of the servo motor 7 is formed in the bottom surface of the heating furnace body 1.

Referring to fig. 1, the outer surface of the screw 9 is threaded with a sliding plate 11, and the top end of the sliding plate 11 passes through the limiting groove 13 and is fixed to the bottom surface of the supporting plate 5.

Referring to fig. 1, a sliding sleeve 12 is fixedly connected to the bottom surface of the sliding plate 11, a sliding table 10 is horizontally arranged at the bottom end of the inner cavity of the furnace chamber 2, and the sliding table 10 is slidably connected with the sliding sleeve 12.

Crucible 3 of this device is rotated by servo motor 7 drive lead screw 9,

lead screw

9 and 11 screw rotations of sliding plate, make sliding plate 11 drive backup pad 5 and sliding sleeve 12 and move together, sliding sleeve 12 takes place to slide with slip table 10, the stability of sliding plate 11 when the translation has been guaranteed, the removal through backup pad 5 makes crucible 3 leave the inside in stove storehouse 2, be convenient for add crystal raw materials and grow, later servo motor 7 drive lead screw 9 reverse motion, crucible 3 enters into in stove storehouse 2, conveniently obtain the crystal product.

When the crucible heating device is used, the crucible 3 added with crystal raw materials is weighed by the weighing sensor 17, weight information is transmitted to the display screen 14 in real time, the crucible 3 is arranged among the heating pipes 6, then the heating pipes 6 heat the outer wall of the crucible 3 to raise the temperature, the crucible 3 applies absorbed heat to the crystal raw materials, the crystal raw materials are changed after being heated for a period of time, at the moment, the heating pipes 6 are powered off, the heated crystal weight can be detected by the weighing sensor 17, and then the weight change is obtained, so that the weight monitoring of crystals is facilitated;

crucible 3 is rotated by servo motor 7 drive lead screw 9,

lead screw

Although the present invention has been described with reference to the preferred embodiments, it is to be understood that the utility model is not limited to the disclosed embodiments, but is intended to cover various modifications, equivalents and alternatives falling within the spirit and scope of the utility model.

Claims

1. An apparatus for crystal growth, comprising: the heating furnace comprises a heating furnace body (1), a furnace bin (2) is arranged inside the heating furnace body (1), a display screen (14) is arranged on one side surface of the heating furnace body (1), a plurality of heating pipes (6) which are arranged in parallel and have U-shaped structures are arranged on the inner wall of the furnace bin (2), a crucible (3) is arranged inside the furnace bin (2), connecting columns (18) are connected to the end surfaces of the heating pipes (6), mounting fasteners (19) fixedly connected with the inner wall of the furnace bin (2) are attached to the outer surface of each connecting column (18), a weighing mechanism is arranged below the crucible (3), a transmission mechanism is connected to the bottom surface of the weighing mechanism, the weighing mechanism comprises a supporting plate (5), a weighing sensor (17) is arranged on the top surface of the supporting plate (5), and a weighing plate (4) is arranged on the top surface of the weighing sensor (17), the top surface of the weighing plate (4) is fixed with the bottom surface of the crucible (3), and the display screen (14) is electrically connected with the weighing sensor (17).

2. A crystal growth apparatus as claimed in claim 1, characterized in that an insulating jacket plate (16) is mounted between the support plate (5) and the weighing plate (4), the insulating jacket plate (16) being arranged in a frame-shaped configuration.

3. A crystal growth apparatus according to claim 1, wherein the surface of the heating furnace body (1) is provided with a slot communicated with the furnace chamber (2), a furnace door (15) is rotatably arranged in the slot, and a perspective window is arranged in the furnace door (15).

4. The crystal growth device according to claim 1, wherein a limiting groove (13) is formed in the bottom surface of the furnace chamber (2), a support plate is arranged at the bottom end of the inner cavity of the furnace chamber (2), a servo motor (7) is installed on one side surface of the support plate, a lead screw (9) is installed on the end portion of an output shaft of the servo motor (7), and a heat dissipation port (8) for dissipating heat of the servo motor (7) is formed in the bottom surface of the heating furnace body (1).

5. A crystal growth device according to claim 4, characterized in that the outer surface of the screw (9) is threaded with a sliding plate (11), and the top end of the sliding plate (11) passes through the limiting groove (13) and is fixed with the bottom surface of the supporting plate (5).

6. A crystal growth device according to claim 5, characterized in that a sliding sleeve (12) is fixedly connected to the bottom surface of the sliding plate (11), a sliding table (10) is horizontally arranged at the bottom end of the inner cavity of the furnace chamber (2), and the sliding table (10) is slidably connected with the sliding sleeve (12).