CN215121239U

CN215121239U - High-power ceramic wafer heater

Info

Publication number: CN215121239U
Application number: CN202120800492.8U
Authority: CN
Inventors: 万国强
Original assignee: Shenzhen Jinruida Equipment Co ltd
Current assignee: Shenzhen Jinruida Equipment Co ltd
Priority date: 2021-04-19
Filing date: 2021-04-19
Publication date: 2021-12-10
Anticipated expiration: 2031-04-19

Abstract

The utility model provides a high-power ceramic plate heater, which belongs to the technical field of heaters and comprises a ceramic shell and a ceramic cover plate, wherein a containing cavity is arranged on the back surface of the ceramic shell, an inflation inlet is arranged at the top part of the containing cavity, a heating plate is fixedly connected inside the containing cavity, the heating plate is placed into the containing cavity by arranging the ceramic shell, the ceramic cover plate, the containing cavity, a limiting hole, a limiting post and a limiting groove, the limiting hole is matched with the limiting post to achieve the effect of fixing the heating plate, a lead is connected on a connecting hole, the limiting groove is aligned with the limiting post, the ceramic cover plate is covered on the ceramic shell, nitrogen is filled from the inflation inlet, high-temperature ceramic glue is used for bonding and sealing, the heating plate, the ceramic shell and the ceramic cover plate are made into a split type, so that enough gaps are left between the heating plate and the containing cavity, and the heating plate can stretch out and avoid cracking in the containing cavity, the sectional area of the heating sheet is enlarged to meet the requirement of instant temperature rise.

Description

High-power ceramic wafer heater

Technical Field

The utility model belongs to the technical field of the heater, concretely relates to high-power potsherd heater.

Background

The ceramic plate heater is a heater which is formed by casting alloy wires in a semiconductor made of quartz glass as a raw material and achieves a heating effect after being electrified, has the characteristics of high temperature resistance (up to 1200 ℃), corrosion resistance, attractive appearance and wear resistance, and is widely applied to aquarium heating, high-temperature heating furnaces, semiconductor engineering, glass, ceramics and wire engineering.

Ceramic wafer heater among the prior art is mostly by heating plate and ceramic body high temperature sintering shaping, and the expansion coefficient of heating plate and ceramic body is inconsistent, and power density is too big, can lead to the ceramic body fracture when rising temperature too fast, shortens heater life, and often need heat the temperature that can arrive needs for several minutes, can't satisfy the occasion of rapid heating up, and heating efficiency is low.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a high-power potsherd heater aims at solving the expansion coefficient inconsistency of heating plate and ceramic body among the prior art, and power density is too big, can lead to the ceramic body fracture when intensification is too fast, shortens heater life, needs the heating temperature that needs can only arrive needs in minutes, can't satisfy rapid heating up's occasion, problem that heating efficiency is low.

In order to achieve the above object, the utility model provides a following technical scheme: high-power potsherd heater, including ceramic housing and ceramic cover plate, the back of ceramic housing has been seted up and has been held the chamber, the inflation inlet has been seted up at the top that holds the chamber, the inside fixedly connected with heating plate that holds the chamber, spacing hole has been seted up to the surface of heating plate, the connecting hole has all been seted up at the both ends of heating plate, the inside fixedly connected with wire of connecting hole, the top fixedly connected with boss of ceramic cover plate, the through-hole has been seted up in ceramic housing's front.

In order to make this high-power potsherd heater reach the effect of fixed heating plate, conduct the utility model relates to an it is preferred, hold the spacing post of the inside fixedly connected with in chamber.

In order to make this high-power potsherd heater reach the effect of holding the unnecessary wire of connecting hole department, as the utility model relates to an it is preferred, the positive one side of boss is seted up flutedly.

In order to make this high-power potsherd heater reach and prevent to lead to the effect that the wire melts down because of the temperature risees, as the utility model relates to an it is preferred, the material of wire is the pure silver material.

In order to make this high-power potsherd heater reach the effect of the fixed mounting of being convenient for, conduct the utility model relates to an it is preferred, the mounting hole has been seted up to one side of ceramic cover plate.

In order to make this high-power potsherd heater reach the effect of the spacing post of joint, conduct the utility model relates to an it is preferred, the spacing groove has been seted up in ceramic cover plate's front.

In order to make this high-power potsherd heater reach increase heat radiating area's effect, conduct the utility model relates to an it is preferred, the louvre has all been seted up to ceramic casing and ceramic cover plate's upper surface.

In order to make this high-power potsherd heater reach the effect of increase heating plate arrangement area, conduct the utility model relates to an it is preferred, the shape overall arrangement that holds chamber and heating plate is snakelike.

Compared with the prior art, the beneficial effects of the utility model are that:

the high-power ceramic plate heater comprises a ceramic shell, a ceramic cover plate, a containing cavity, an inflation inlet, a heating plate, a limiting hole, a limiting column, a groove, a limiting groove and a radiating hole, wherein an operator puts the heating plate into the containing cavity of the ceramic shell, the limiting hole and the limiting column are matched with each other to achieve the effect of fixing the heating plate, a lead passes through a through hole to be connected to a connecting hole, the groove can contain redundant leads at the connecting hole, the limiting groove is aligned with the limiting column, the ceramic cover plate is covered on the ceramic shell, nitrogen is injected into the containing cavity from the inflation inlet, the high-power ceramic plate heater is bonded and sealed by high-temperature ceramic glue, the heating plate, the ceramic shell and the ceramic cover plate are made into a split type, enough gaps are reserved between the heating plate and the containing cavity, the heating plate can freely stretch in the containing cavity to avoid cracking, and the service life of the heater is prolonged, addingThe cross section area of the large heating plate enables the power density to reach 300W/cm²Above, satisfy the demand of intensification in the twinkling of an eye, the louvre can increase heat radiating area, improves heating efficiency.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.

In the drawings:

fig. 1 is a schematic view of an axial measurement structure of the present invention;

FIG. 2 is a schematic view of an axial structure of the heating plate of the present invention;

FIG. 3 is a schematic view of an axial structure of the ceramic shell according to the present invention;

FIG. 4 is a schematic view of an axial structure of the ceramic cover plate of the present invention;

fig. 5 is a schematic rear view sectional structure of the present invention;

fig. 6 is an enlarged schematic view of a portion a in fig. 5 according to the present invention.

In the figure: 1. a ceramic housing; 2. a ceramic cover plate; 3. an accommodating chamber; 4. an inflation inlet; 5. a heating plate; 6. a limiting hole; 7. connecting holes; 8. a wire; 9. a boss; 10. a through hole; 11. a limiting column; 12. a groove; 13. mounting holes; 14. a limiting groove; 15. and (4) heat dissipation holes.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. 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.

Examples

Referring to fig. 1-6, the present invention provides the following technical solutions: high-power potsherd heater, including ceramic housing 1 and ceramic cover plate 2, ceramic housing 1's the back has been seted up and has been held chamber 3, the inflation inlet 4 has been seted up at the top that holds chamber 3, the inside fixedly connected with heating plate 5 that holds chamber 3, spacing hole 6 has been seted up to heating plate 5's surface, connecting hole 7 has all been seted up at heating plate 5's both ends, the inside fixedly connected with wire 8 of connecting hole 7, ceramic cover plate 2's top fixedly connected with boss 9, through-hole 10 has been seted up in ceramic housing 1's front.

In the embodiment of the present invention, through the arrangement of the ceramic housing 1, the ceramic cover plate 2, the accommodating cavity 3, the gas filling port 4, the heating sheet 5, the limiting hole 6, the limiting post 11, the groove 12, the limiting groove 14 and the heat dissipation hole 15, the operator puts the heating sheet 5 into the accommodating cavity 3 of the ceramic housing 1, the limiting hole 6 and the limiting post 11 cooperate with each other to achieve the effect of fixing the heating sheet 5, the lead 8 is connected to the connection hole 7 through the through hole 10, the groove 12 can accommodate the redundant lead 8 at the connection hole 7, the limiting groove 14 is aligned to the limiting post 11, the ceramic cover plate 2 is covered on the ceramic housing 1, nitrogen is filled into the accommodating cavity 3 from the gas filling port 4, the high-temperature ceramic glue is used to bond and seal the high-power ceramic sheet heater, by making the heating sheet 5, the ceramic housing 1 and the ceramic cover plate 2 into a split type, so that the heating sheet 5 and the accommodating cavity 3 still have enough gaps, thereby reach heating plate 5 and can freely stretch out and draw back in holding chamber 3 and avoid the fracture, extension heater life increases the sectional area of heating plate 5 for power density can reach more than 300W/cm2, satisfies the demand of intensification in the twinkling of an eye, and louvre 15 can increase heat radiating area, improves heating efficiency.

Specifically, the inside of the accommodating cavity 3 is fixedly connected with a limiting column 11.

In this embodiment: the effect of fixing the heating plate 5 is achieved by arranging the limiting columns 11.

Specifically, one side of the front surface of the boss 9 is provided with a groove 12.

In this embodiment: the effect of accommodating the excess wire 8 at the connection hole 7 is achieved by providing a recess 12.

Specifically, the wire 8 is made of pure silver.

In this embodiment: the effect of preventing 8 from being melted down due to temperature rise is achieved through 8 wires made of pure silver.

Specifically, one side of the ceramic cover plate 2 is provided with a mounting hole 13.

In this embodiment: the effect of being convenient for fixed mounting is reached through setting up mounting hole 13.

Specifically, the front surface of the ceramic cover plate 2 is provided with a limit groove 14.

In this embodiment: the effect of clamping the limiting column 11 is achieved by arranging the limiting groove 14.

Specifically, the upper surfaces of the ceramic shell 1 and the ceramic cover plate 2 are both provided with heat dissipation holes 15.

In this embodiment: the effect of increasing the heat dissipation area is achieved by providing the heat dissipation holes 15.

In particular, the housing 3 and the heating plate 5 are arranged in a serpentine shape.

In this embodiment: the effect achieved by arranging the accommodating cavities 3 and the heating plates 5 in a serpentine shape layout.

The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.

The utility model discloses a theory of operation and use flow: when the high-power ceramic wafer heater is used, an operator puts a heating plate 5 into a containing cavity 3 of a ceramic shell 1, a limiting hole 6 and a limiting post 11 are matched with each other to achieve the effect of fixing the heating plate 5, a lead 8 passes through a through hole 10 to be connected onto a connecting hole 7, a groove 12 can contain the redundant lead 8 at the connecting hole 7, a limiting groove 14 is aligned to the limiting post 11, a ceramic cover plate 2 is covered on the ceramic shell 1, nitrogen is filled into the containing cavity 3 from an inflation inlet 4, the high-power ceramic wafer heater is bonded and sealed by high-temperature ceramic glue, the heating plate 5, the ceramic shell 1 and the ceramic cover plate 2 are made into a split type, so that enough gaps are reserved in the heating plate 5 and the containing cavity 3, the heating plate 5 can freely stretch in the containing cavity 3 to avoid cracking, the service life of the heater is prolonged, and the sectional area of the heating plate 5 is increased, the power density can reach more than 300W/cm2, the requirement of instant heating is met, the heat dissipation hole 15 can enlarge the heat dissipation area, and the heating efficiency is improved.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. High-power ceramic wafer heater, including ceramic casing (1) and ceramic cover plate (2), its characterized in that: the back of ceramic housing (1) has been seted up and has been held chamber (3), inflation inlet (4) have been seted up at the top that holds chamber (3), the inside fixedly connected with heating plate (5) that hold chamber (3), spacing hole (6) have been seted up to the surface of heating plate (5), connecting hole (7) have all been seted up at the both ends of heating plate (5), the inside fixedly connected with wire (8) of connecting hole (7), top fixedly connected with boss (9) of ceramic cover plate (2), through-hole (10) have been seted up in the front of ceramic housing (1).

2. The high power ceramic wafer heater of claim 1, wherein: the inside fixedly connected with spacing post (11) of holding chamber (3).

3. The high power ceramic wafer heater of claim 1, wherein: one side of the front surface of the boss (9) is provided with a groove (12).

4. The high power ceramic wafer heater of claim 1, wherein: the lead (8) is made of pure silver.

5. The high power ceramic wafer heater of claim 1, wherein: and one side of the ceramic cover plate (2) is provided with a mounting hole (13).

6. The high power ceramic wafer heater of claim 1, wherein: the front surface of the ceramic cover plate (2) is provided with a limit groove (14).

7. The high power ceramic wafer heater of claim 1, wherein: the upper surfaces of the ceramic shell (1) and the ceramic cover plate (2) are provided with heat dissipation holes (15).

8. The high power ceramic wafer heater of claim 1, wherein: the shape layout of the accommodating cavity (3) and the heating sheet (5) is serpentine.