CN215984002U

CN215984002U - Auxiliary temperature rising device of solid-state high-frequency furnace and solid-state high-frequency furnace comprising same

Info

Publication number: CN215984002U
Application number: CN202122140501.8U
Authority: CN
Inventors: 陈珍富; 唐大林
Original assignee: Sichuan Jiubao Crystal Technology Co ltd
Current assignee: Sichuan Jiubao Crystal Technology Co ltd
Priority date: 2021-09-06
Filing date: 2021-09-06
Publication date: 2022-03-08
Anticipated expiration: 2031-09-06

Abstract

The utility model discloses an auxiliary heating device of a solid-state high-frequency furnace and the solid-state high-frequency furnace comprising the same, wherein the auxiliary heating device comprises a control box and a bracket, a heating body which can be inserted into the high-frequency furnace is arranged on the bracket, and the heating body is connected with the control box. The solid high-frequency furnace is additionally provided with a set of auxiliary heating device, a heating body of the auxiliary heating device is inserted into original powder of the circle center, high temperature is generated through current heat conduction to melt the outward molten material of the original powder of the circle center, meanwhile, the inward molten materials of the original powder around the circle center are melted, the two materials are correspondingly melted, the melting speed of the original powder in the whole high-frequency furnace is accelerated, the melting time is shortened to 8-12 h (the original time is 11-15 h) through a bidirectional melting process, the melting consistency of the circle center and the original powder around the circle center is optimized, the quality of crystal at the circle center is improved, and the defects of color mixing, opaqueness, internal stress cracks and the like of the crystal are reduced.

Description

Auxiliary temperature rising device of solid-state high-frequency furnace and solid-state high-frequency furnace comprising same

Technical Field

The utility model relates to a melting device for crystal growth, in particular to an auxiliary temperature rising device of a solid high-frequency furnace and the solid high-frequency furnace comprising the same.

Background

Former powder in traditional high frequency furnace stove comprises zirconium dioxide powder and cubic zirconium crystal crushed aggregates, itself is not electrically conductive, so adopt high frequency current to ignite through magnetic field induction at the melt in-process and bury in advance in former powder lower part around the graphite carbon rod of interior furnace body round, the former powder at circumference position receives the high temperature influence that graphite carbon rod sent and is melted into the melt body of liquid form gradually, the melt body becomes the electric conductor and receives high frequency current's heating again, its temperature constantly risees, whole former powder carries out the melt from the four circumference centre of a circle of furnace body gradually. In the method, the raw powder is gradually melted, the raw powder at the periphery is melted through firstly, and the raw powder at the center of a circle is melted at last, so that the melting process of a melting material body in the high-frequency furnace is asynchronous, impurities contained in the melting material body in the furnace and bubbles generated by melting are gathered in the range of the center of the circle, the product quality of subsequent crystals is influenced, a plurality of internal stress cracks and bubbles are easily generated, or the quality problems of opacity, color difference and the like exist; and the material melting process from the circumferential center of the furnace body is unidirectional, so that the material melting process needs 11-15 h for a long time, the electricity consumption cost is increased, and the production efficiency is low.

SUMMERY OF THE UTILITY MODEL

In view of the above, the utility model provides an auxiliary heating device for a solid-state high-frequency furnace and the solid-state high-frequency furnace comprising the same, and aims to solve the problem that in the prior art, a melting body in the high-frequency furnace is asynchronous in melting process and can only be sequentially melted from outside to inside, so that raw powder in the furnace can be synchronously melted, and quality defects are reduced.

In order to solve the technical problems, the technical scheme adopted by the utility model is as follows:

the auxiliary temperature rising device of the solid high-frequency furnace comprises a control box and a support, wherein a heating body capable of being inserted into the high-frequency furnace is installed on the support, and the heating body is connected with the control box.

As a further technical scheme of the scheme, the support is a support with a height capable of being lifted.

As a further technical solution of the above aspect, the support includes a column and a support arm; one end of the supporting arm is connected to the upright column in a sliding mode, and the heating body is installed at the other end of the supporting arm.

As a further technical solution of the above aspect, the heating element is mounted on the support through a lifting mechanism.

As a further technical scheme of the above scheme, the heating device further comprises a vibration motor, wherein the vibration motor is installed on the support and connected with the control box, and the heating body is installed on the vibration motor.

As a further technical solution of the above aspect, the heating body is connected to the vibration motor through a lifting mechanism.

As a further technical solution of the above aspect, the heating body is connected to the vibration motor through a vibration transmission rod.

The solid-state high-frequency furnace comprises the auxiliary heating device, and further comprises a high-frequency furnace body and an induction coil wound on the outer wall of the high-frequency furnace body, wherein the induction coil is connected with the control box.

In summary, compared with the prior art, the utility model has the following advantages and beneficial effects: the solid-state high-frequency furnace is additionally provided with the auxiliary heating device, a heating body of the auxiliary heating device is inserted into original powder of the circle center, high-temperature melting is generated through current heat conduction, the original powder of the circle center melts outwards, meanwhile, the original powder around melts inwards, the two materials correspond to each other, so that the melting speed of the original powder in the whole high-frequency furnace is accelerated, the melting time is shortened to 8-12 h (the original time is 11-15 h) through a bidirectional melting process, the melting consistency of the circle center and the original powder around is optimized, the quality of a crystal center is improved, and the defects of color mixing, opaqueness, internal stress cracks and the like of the crystal are reduced.

Drawings

FIG. 1 is a schematic structural diagram of the present invention.

The explanation of each reference number in the figure is: the device comprises a control box 1, a stand column 2, a vibration motor 3, a supporting arm 4, a vibration transmission rod 5, a power connection pile head 6, a heating body 7, a high-frequency furnace body 8, an induction coil 9 and a melt body 10.

Detailed Description

In order that those skilled in the art will better understand the technical solutions of the present invention, the present invention will be further described in detail with reference to the following embodiments.

In the description of the present invention, it should be understood that the orientation or positional relationship referred to in the description of the orientation, such as the upper, lower, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, the meaning of a plurality of means is one or more, the meaning of a plurality of means is two or more, and larger, smaller, larger, etc. are understood as excluding the number, and larger, smaller, inner, etc. are understood as including the number. The terms first, second and the like, if any, are used for distinguishing technical features only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of technical features indicated.

In the description of the present invention, unless otherwise explicitly limited, terms such as arrangement, installation, connection and the like should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above terms in the present invention in combination with the specific contents of the technical solutions.

In order to solve the problem that the peripheral powder and the center powder in the high-frequency furnace are not melted synchronously, the embodiment of the application designs the auxiliary heating device, and the heating body 7 of the auxiliary heating device is inserted into the center raw powder, so that the center raw powder and the peripheral raw powder can be melted synchronously, and the melting time is shortened.

As shown in fig. 1, the auxiliary temperature raising device for a solid-state high-frequency furnace according to the embodiment of the present application includes a control box 1 and a support, a heating element 7 that can be inserted into the high-frequency furnace is installed on the support, and a power connection stub 6 of the heating element 7 is connected to the control box 1. The embodiment of the application adds a set of auxiliary heating device for the solid-state high-frequency furnace, the heating element 7 is inserted into the original powder of the circle center, high-temperature melting is carried out through current heat conduction to melt the outward molten material of the original powder of the circle center, meanwhile, the inward molten material of the original powder around is melted, the two materials correspond to each other, thereby the melting speed of the original powder in the whole high-frequency furnace is accelerated, through the bidirectional melting process, the melting time is shortened to 8 h-12 h (the original time is 11 h-15 h), the melting consistency of the circle center and the original powder around is optimized, the quality of the crystal at the circle center is improved, and the defects of color mixing, opaqueness, crack internal stress and the like of the crystal are reduced.

The support is a support with the height capable of being lifted, or the heating body 7 is arranged on the support through a lifting mechanism so as to adjust the height of the heating body 7 and control the depth of the heating body extending into the original powder material of the circle center.

The support comprises a vertical upright post 2 and a transverse supporting arm 4; the bottom of stand 2 fixed connection is in ground, the one end sliding connection of support arm 4 in the upper portion of stand 2, heat-generating body 7 install in the other end of support arm 4. The sliding connection mode between the supporting arm 4 and the vertical upright post 2 can select the modes of sliding groove-bolt, through hole-bolt, slideway/sliding groove-buckle and the like, and even can select the gear-rack mode with the locking mode, the mode is various, and all structures which can realize relative sliding and have the locking function all meet the requirements.

In order to solve bubble and impurity in the crystal, supplementary rising temperature device of this application embodiment still include vibrating motor 3, vibrating motor 3 install in on the support and with control box 1 is connected, heat-generating body 7 install in on vibrating motor 3. The bubbles or high-melting-point impurities generated by the melting of the raw powder around the circular arc are gathered towards the center of the circular arc, and the vibration force generated by the heating body 7 in the melting process can be driven by the vibration motor 3 to discharge the bubbles or the high-melting-point impurities, so that the quality and the production efficiency of products are improved, and the power consumption cost is also reduced. At this time, the heating body 7 is connected to the vibration motor 3 through the elevating mechanism to realize the height adjustment function.

In the embodiment that the support includes the upright 2 and the supporting arm 4, the vibration motor 3 is mounted at the end of the supporting arm 4 far from the upright 2.

Because the heating body 7 heats for a long time, the working temperature of the vibration motor 3 can be continuously raised, and if the temperature of the vibration motor is not controlled, the service life of the vibration motor 3 can be greatly reduced. For this reason, this application embodiment will heat-generating body 7 through vibration conveying pole 5 with vibrating motor 3 connects, vibration conveying pole 5 can not only effectively transmit vibrating motor 3's vibration to conveying pole 5, still can keep apart vibrating motor 3 and heat-generating body 7, makes both have sufficient separation distance, prevents that the heat of heat-generating body 7 from influencing vibrating motor 3, reduces vibrating motor 3's operating temperature.

The embodiment of the application also discloses a solid-state high-frequency furnace on the basis of the auxiliary temperature rising device, and the solid-state high-frequency furnace comprises a high-frequency furnace body 8 and an induction coil 9 wound on the outer wall of the high-frequency furnace body 8 besides all components of the auxiliary temperature rising device, wherein the induction coil 9 is connected with the control box 1. Generally, the heating element 7 should be inserted into the center of the high frequency furnace body 8 to ensure that the raw powder of the high frequency furnace body 8 can be melted uniformly around and be melted into the melt 10.

The application method of the embodiment of the application is as follows: turning on a power supply of the control box 1, operating a bracket or a lifting mechanism, inserting the heating element 7 into the circle center raw powder in the high-frequency furnace body 8, enabling the heating element 7 to generate high temperature through current to melt, starting the vibrating motor 3 to enable the heating element 7 to generate vibrating force to discharge bubbles or high-melting-point impurities in the melt through the vibrating transmission rod 5 after the raw powder in the whole high-frequency furnace body 8 is consistent in melting permeability, lasting for about 1 hour, and then stopping the vibrating motor 3; then, the elevating mechanism is operated to lift the heating element 7 out of the melt, prevent the heating element from adhering to the melt, and turn off the power supply of the heating element 7 for cooling.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above preferred embodiments should not be considered as limiting the utility model, which is subject to the scope defined by the claims. It will be apparent to those skilled in the art that various modifications and adaptations can be made without departing from the spirit and scope of the utility model, and these modifications and adaptations should be considered within the scope of the utility model.

Claims

1. Supplementary rising temperature device of solid-state high-frequency furnace, its characterized in that: the high-frequency furnace heating device comprises a control box (1) and a support, wherein a heating body (7) capable of being inserted into the high-frequency furnace is installed on the support, and the heating body (7) is connected with the control box (1).

2. An auxiliary temperature raising apparatus for a solid-state high-frequency furnace according to claim 1, wherein: the support is a support with a liftable height.

3. The auxiliary temperature raising apparatus for a solid-state high-frequency furnace as claimed in claim 2, wherein: the support comprises a stand column (2) and a support arm (4); one end of the supporting arm (4) is connected to the upright post (2) in a sliding mode, and the heating body (7) is installed at the other end of the supporting arm (4).

4. An auxiliary temperature raising apparatus for a solid-state high-frequency furnace according to claim 1, wherein: the heating body (7) is arranged on the bracket through a lifting mechanism.

5. An auxiliary temperature raising apparatus for a solid-state high-frequency furnace according to claim 1, wherein: still include vibrating motor (3), vibrating motor (3) install in on the support and with control box (1) is connected, heat-generating body (7) install in on vibrating motor (3).

6. An auxiliary temperature raising apparatus for a solid-state high-frequency furnace according to claim 5, wherein: the heating body (7) is connected with the vibration motor (3) through a lifting mechanism.

7. An auxiliary temperature raising apparatus for a solid-state high-frequency furnace according to claim 5, wherein: the heating body (7) is connected with the vibrating motor (3) through a vibrating transmission rod (5).

8. A solid state high frequency furnace comprising the auxiliary temperature increasing apparatus as set forth in any one of claims 1 to 7, characterized in that: the induction heating furnace is characterized by further comprising a high-frequency furnace body (8) and an induction coil (9) wound on the outer wall of the high-frequency furnace body (8), wherein the induction coil (9) is connected with the control box (1).