CN111901905A - Integral type heating tube and equipment that generates heat - Google Patents
Integral type heating tube and equipment that generates heat Download PDFInfo
- Publication number
- CN111901905A CN111901905A CN202010773313.6A CN202010773313A CN111901905A CN 111901905 A CN111901905 A CN 111901905A CN 202010773313 A CN202010773313 A CN 202010773313A CN 111901905 A CN111901905 A CN 111901905A
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- heating
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- tube
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B3/00—Ohmic-resistance heating
- H05B3/02—Details
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B3/00—Ohmic-resistance heating
- H05B3/40—Heating elements having the shape of rods or tubes
- H05B3/42—Heating elements having the shape of rods or tubes non-flexible
- H05B3/44—Heating elements having the shape of rods or tubes non-flexible heating conductor arranged within rods or tubes of insulating material
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Abstract
The invention creatively discloses an integrated heating tube and discloses heating equipment with the integrated heating tube, wherein the integrated heating tube comprises: the heating device comprises a ceramic tube body, wherein a heating cavity is arranged inside the ceramic tube body, terminal connecting parts are arranged at two ends of the ceramic tube body, and a first mounting part is arranged at the end part of the ceramic tube body; a conductive terminal connected to the terminal connection part; and the heating wire is arranged in the heating cavity, and two ends of the heating wire are respectively connected with the conductive terminals. The heating wire penetrates through a heating cavity in the ceramic tube body, the conductive terminal is connected to a terminal connecting part of the ceramic tube body to form an integrated heating tube, and the integrated heating tube is installed on external equipment through the first installation part; a ceramic tube body in the technology replaces a quartz tube and ceramic seats at two ends of the quartz tube in the existing heating tube, the number of parts is reduced, the structure is simple, meanwhile, no adhesive or connecting piece between the quartz tube and the ceramic seats is needed to avoid powder generation, and the problem of food safety is reduced.
Description
Technical Field
The invention relates to the technical field of heating tubes, in particular to an integrated heating tube and heating equipment.
Background
The heating tube is a main heating element in the heating device. The structure of the existing heating tube mainly comprises a quartz tube and ceramic seats, wherein the ceramic seats are sleeved at two ends of the quartz tube and used for being installed with external equipment, and a heating wire is penetrated in the quartz tube and used for heating. The quartz tube and the ceramic seat are usually coated with a bonding agent or provided with a connecting piece, and the bonding agent and the connecting piece are used for preventing the quartz tube and the ceramic seat from being separated easily after being connected; however, the temperature of the connection position between the quartz tube and the ceramic seat is high, the adhesive or the connecting piece is easily changed into powder under the action of high temperature for a long time, and the powder can float on objects needing to be heated, such as food, tableware and the like, so that the food safety problem is generated.
Summary of the invention
The present invention has been made to solve at least one of the problems occurring in the prior art. Therefore, the invention provides an integrated heating tube.
The invention also provides heating equipment with the integrated heating tube.
According to the invention, the integrated heating tube comprises the following components:
the heating device comprises a ceramic tube body, wherein a heating cavity is arranged inside the ceramic tube body, the heating cavity extends along the length direction of the ceramic tube body, both ends of the ceramic tube body are provided with terminal connecting parts, and the end part of the ceramic tube body is provided with a first mounting part;
a conductive terminal connected to the terminal connection part;
the heating wire is arranged in the heating cavity, and two ends of the heating wire are respectively connected with the conductive terminals.
The integrated heating tube provided by the embodiment of the invention at least has the following beneficial effects: the heating wire penetrates through a heating cavity in the ceramic tube body, the conductive terminal is connected to a terminal connecting part of the ceramic tube body to form an integrated heating tube, and the integrated heating tube is installed on external equipment through the first installation part; a ceramic tube body in the technology replaces a quartz tube and ceramic seats at two ends of the quartz tube in the existing heating tube, the number of parts is reduced, the structure is simple, meanwhile, no adhesive or connecting piece between the quartz tube and the ceramic seats is needed to avoid powder generation, and the problem of food safety is reduced.
According to some embodiments of the invention, the ceramic tube body is provided with a terminal mounting hole, the terminal connecting portion comprises the terminal mounting hole, the conductive terminal comprises a first terminal piece, the first terminal piece abuts against the inner wall of the heating cavity where the terminal mounting hole is located, one end of the first terminal piece is arranged on the outer side of the heating cavity, the other end of the first terminal piece is connected with the heating wire, the first terminal piece is provided with a second terminal piece, the second terminal piece is inserted into the terminal mounting hole, one end of the second terminal piece, far away from the first terminal piece, is bent with a third terminal piece, and the third terminal piece abuts against the outer wall of the ceramic tube body.
Insert the terminal mounting hole to the second terminal piece to make first terminal piece butt on the inner wall in chamber that generates heat, then bend the third terminal piece butt on the outer wall in chamber that generates heat again, make first terminal piece and third terminal piece block ceramic body, realize that conductive terminal and ceramic body's installation is fixed, simple structure.
According to some embodiments of the invention, the end of the ceramic pipe body is provided with a mounting step, and the first mounting portion includes the mounting step. The mounting step is used for positioning and connecting with external equipment, a mounting hole is formed in the external equipment, and the mounting step is inserted into the mounting hole for positioning, so that the mounting is simple.
According to some embodiments of the invention, the mounting steps are provided at both ends of the ceramic pipe body. The both ends of pottery body all set up the installation step for the both ends of integral type heating tube all are connected with external equipment, and the installation is firm.
According to some embodiments of the invention, the ceramic pipe body is a square pipe.
According to some embodiments of the invention, the ceramic pipe body is a round pipe.
According to some embodiments of the invention, the ceramic tube is a flat tube. The ceramic tube body is flat, so that the heating area of the ceramic tube body can be increased, and the heating uniformity of heated articles is improved.
According to some embodiments of the invention, the ceramic tube body is provided with a thickening block, and the thickening block extends along the length direction of the ceramic tube body. One side of the thickened block faces the inner wall of the box body of the external device, and the other side of the thickened block, which faces away from the thickened block, faces the heated object; the thickness of thickening piece is great, and the heat radiation that the reducible passed, the one side temperature at thickening piece place is lower, makes the heat that transmits to the external equipment reduce, reduces calorific loss, reduces the temperature of the box of external equipment and makes it not scald one's hand.
According to some embodiments of the invention, the inner side of the thickening block is provided with a first cavity extending along the length of the thickening block. Set up first cavity in thickening piece, be the air in the first cavity, the air heat conductivity is relatively poor, can further obstruct thermal transmission, reduces calorific loss.
The heat generating device according to the second aspect of the present invention includes the integrated heat generating tube according to the first aspect of the present invention, and the heat generating device is provided with a second mounting portion, and the second mounting portion is matched with the first mounting portion.
The heat generating equipment provided by the embodiment of the invention has at least the following beneficial effects: by adopting the integrated heating tube, the installation of the heating tube can be simplified, the assembly efficiency can be improved, and the potential safety hazard of food can be reduced.
The invention is used for the heating tube.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments taken in conjunction with the accompanying drawings. It is obvious that the described drawings are only a part of the embodiments of the invention, not all embodiments, and that a person skilled in the art will be able to derive other designs and drawings from these drawings without the exercise of inventive effort.
Fig. 1 is a schematic perspective view of an integrated heating tube according to an embodiment of the present invention;
FIG. 2 is a schematic cross-sectional view of an integrated heating tube according to an embodiment of the present invention;
FIG. 3 is an enlarged view of A in FIG. 2;
fig. 4 is a schematic structural view of an external shape of a ceramic tube body according to an embodiment of the present invention, which is a square tube;
fig. 5 is a schematic structural view of another shape of a ceramic tube body according to an embodiment of the present invention, which is a square tube;
FIG. 6 is a schematic structural diagram of an outer shape of a ceramic tube body according to an embodiment of the present invention;
fig. 7 is a structural view illustrating another shape of a ceramic tube body according to an embodiment of the present invention, which is a circular tube;
FIG. 8 is a schematic structural view of a thickening block disposed on a ceramic tube according to an embodiment of the present invention;
FIG. 9 is a schematic structural view of a ceramic tube body with a thickening block and a first cavity according to an embodiment of the present invention;
fig. 10 is a schematic structural view of a ceramic tube according to an embodiment of the present invention.
In the drawings: 101-a ceramic tube body, 102-a heating cavity, 103-a terminal mounting hole, 104-a mounting step, 105-a groove, 106-a thickening block, 107-a first cavity, 201-a conductive terminal, 202-a first terminal piece, 203-a second terminal piece, 204-a third terminal piece and 301-a heating wire.
Detailed Description
Reference will now be made in detail to the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of illustrating the invention and are not to be construed as limiting the invention.
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 up, down, front, rear, left, right, etc., is the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of the description of the present invention, 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 invention, the meaning of a plurality of the terms is one or more, the meaning of a plurality of the terms is two or more, and the terms larger, smaller, larger, etc. are understood to include no essential numbers, and the terms larger, smaller, etc. are understood to include essential numbers. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the description of the invention, unless otherwise explicitly defined, terms such as provided, connected and the like should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the terms in the invention by combining the specific contents of the technical solutions.
An integrated heat generating tube according to an embodiment of the first aspect of the present invention is described below with reference to fig. 1 to 10.
The integrated heating tube comprises a ceramic tube body 101, a conductive terminal 201 and a heating wire 301.
The inside of ceramic pipe body 101 is equipped with the chamber 102 that generates heat, and the chamber 102 that generates heat extends along the length direction of ceramic pipe body 101, and the both ends of ceramic pipe body 101 all are equipped with terminal connecting portion, and the tip of ceramic pipe body 101 is equipped with first installation department.
Specifically, the ceramic tube 101 is integrally formed by a high temperature resistant ceramic material, and the ceramic tube 101 is used as a structural main body of the integrated heating tube to replace a quartz tube in the existing heating tube and a combined structure of ceramic seats at two ends of the quartz tube. The high-temperature resistant ceramic material can be alumina ceramic, silicon nitride ceramic, boron carbide ceramic or boron nitride ceramic, and the like, and the materials have better high-temperature resistance and can bear the working temperature of the heating tube, and the skilled person can select proper materials according to the actual use and the forming condition.
The conductive terminals 201 are connected to the terminal connection portion, and the conductive terminals 201 are disposed at both ends of the ceramic tube 101.
The heating wire 301 is arranged in the heating cavity 102, and two ends of the heating wire 301 are respectively connected with the conductive terminals 201. When the conductive terminal 201 is connected to an external power supply, the heating wire 301 is energized to generate heat.
The heating wire 301 penetrates through the heating cavity 102 in the ceramic tube body 101, and the conductive terminal 201 is connected to the terminal connecting part of the ceramic tube body 101 to form an integrated heating tube; a ceramic tube body 101 in the technology replaces a quartz tube and ceramic seats at two ends of the quartz tube in the existing heating tube, the number of parts is reduced, the structure is simple, the installation steps of the quartz tube and the ceramic seats are omitted, meanwhile, a binder or a connecting piece between the quartz tube and the ceramic seats is not needed so as to avoid powder generation, and the food safety problem is reduced. After the ceramic tube body 101 is used, the volume of the heating cavity 102 can be increased, the heating space of the heating wire 301 is increased, and the service life of the heating wire 301 is prolonged.
In some embodiments of the present invention, the ceramic tube 101 is provided with a terminal mounting hole 103, the terminal connection portion includes the terminal mounting hole 103, the conductive terminal 201 includes a first terminal piece 202, the first terminal piece 202 abuts against an inner wall of the heating cavity 102 where the terminal mounting hole 103 is located, one end of the first terminal piece 202 is disposed outside the heating cavity 102, the other end of the first terminal piece 202 is connected to the heating wire 301, the first terminal piece 202 is provided with a second terminal piece 203, the second terminal piece 203 is inserted into the terminal mounting hole 103, one end of the second terminal piece 203 away from the first terminal piece 202 is bent with a third terminal piece 204, and the third terminal piece 204 abuts against an outer wall of the ceramic tube 101.
Specifically, the conductive terminal 201 is integrally formed, the conductive terminal 201 is made of metal materials such as aluminum or stainless steel, the first terminal piece 202 is a main body, the second terminal piece 203 is located in the middle of the first terminal piece 202, the second terminal piece 203 is punched in the first terminal piece 202 through punch forming, before or during installation, the second terminal piece 203 is bent and inserted into the terminal installation hole 103, and the second terminal piece 203 is tensioned to enable the first terminal piece 202 to abut against the inner wall of the heating cavity 102; then, a third terminal piece 204 is bent at the end of the second terminal piece 203 and pressed on the outer wall of the ceramic tube 101, so that the ceramic tube 101 is clamped by the first terminal piece 202 and the third terminal piece 204, the conductive terminal 201 and the ceramic tube 101 are fixed, and the installation is simple. The end of the first terminal piece 202 close to the outside of the ceramic tube 101 is located outside the ceramic tube 101 and connected to an external electric wire. The end part of the first terminal piece 202 close to the inner side of the ceramic tube 101 is connected with the heating wire 301, and the part connected with the heating wire 301 can be bent to be close to the middle part of the heating cavity 102, so that the heating wire 301 is positioned in the middle part of the heating cavity 102.
The connection structure of the conductive terminal 201 can also adopt a screw connection, or the end of the ceramic tube 101 is provided with a jack, the conductive terminal 201 is tightly connected in the jack, and the like, and the technical personnel in the field can change the connection structure according to the actual installation requirements of external equipment.
In some embodiments of the present invention, the end of the ceramic pipe body 101 is provided with a mounting step 104, and the first mounting portion includes the mounting step 104. The mounting step 104 is used for positioning and connecting with external equipment, mounting holes are formed in the external equipment, and the mounting step 104 is inserted into the mounting holes for positioning, so that the mounting is simple. The mounting steps 104 may be provided at both ends or one end of the ceramic pipe body 101. The first mounting portion may be further provided with a screw hole, and connected with an external device through a screw.
In some embodiments of the present invention, the ceramic tube 101 is a square tube, and the square tube includes a rectangular tube or a square tube. The ceramic tube 101 may be a circular tube, other polygonal tubes, etc., and one skilled in the art can set the tube according to the installation requirement or the appearance requirement.
Specifically, referring to fig. 4, in one structure of the ceramic tube 101, the ceramic tube 101 is a square tube, the two ends of the ceramic tube 101 are provided with mounting steps 104 that are recessed inward, the mounting steps 104 are entirely located on the inner side of the ceramic tube 101, the mounting steps 104 are also square, and the terminal mounting holes 103 are formed in the mounting steps 104. Referring to fig. 5, the ceramic tube 101 is a square tube having another structure, in which a half of the first mounting portion is a mounting step 104, the mounting step 104 has a semicircular arc-shaped cross section, and the other half of the first mounting portion has the same cross section as the ceramic tube 101.
Referring to fig. 6, a ceramic tube 101 is shown as a circular tube having mounting steps 104 at both ends. Referring to fig. 7, the ceramic tube 101 has another structure of a circular tube, the first mounting portion of the ceramic tube 101 is a groove 105, the groove 105 is formed in the ceramic tube 101, and an external device can position the ceramic tube 101 by installing a connector or the like through the groove 105.
In some embodiments of the present invention, referring to fig. 10, the ceramic tube 101 is a flat tube. The ceramic tube body 101 is flat, has larger width, can increase the heating area of the ceramic tube body 101, improves the heating uniformity of heated objects, and makes food heated and baked more uniformly.
In some embodiments of the present invention, referring to fig. 8 to 10, the ceramic tube 101 is provided with a thickened block 106, and the thickened block 106 extends along the length direction of the ceramic tube 101. One side of the thickened block 106 faces the inner wall of the box body of the external equipment, and the other side of the thickened block 106, which faces away, faces the heated object; the thickness of thickening piece 106 is great, the heat radiation that can reduce to pass, and thickening piece 106 place one side temperature is lower, makes the heat that transmits to the external equipment reduce, and it is more energy-conserving to reduce calorific loss, also reduces the temperature of the box of external equipment and makes it not scald one's hand.
Further, the inner side of the thickened block 106 is provided with a first cavity 107, and the first cavity 107 extends along the length direction of the thickened block 106. A first cavity 107 is arranged in the thickening block 106, air is arranged in the first cavity 107, the heat conductivity of the air is poor, the heat transfer can be further blocked, and the heat loss is reduced.
According to the heat generating device of the second aspect of the present invention, the integrated heat generating tube of the first aspect of the present invention is provided, and the heat generating device is provided with the second mounting portion, which is matched with the first mounting portion.
According to the heating equipment provided by the invention, by adopting the integrated heating tube, the installation of the heating tube can be simplified, the assembly efficiency is improved, and the potential safety hazard of food can be reduced. The heating device applicable to the integrated heating tube includes, but is not limited to, a disinfection cabinet, a warmer, an oven or a microwave oven, etc.
While the embodiments of the present invention have been described in detail with reference to the accompanying drawings, it is to be understood that the invention is not limited to the embodiments, but, within the scope of the invention as defined by the appended claims, various equivalent modifications or substitutions may be made without departing from the spirit of the invention.
Claims (10)
1. An integral type heating tube, its characterized in that includes:
the heating device comprises a ceramic tube body, wherein a heating cavity is arranged inside the ceramic tube body, the heating cavity extends along the length direction of the ceramic tube body, both ends of the ceramic tube body are provided with terminal connecting parts, and the end part of the ceramic tube body is provided with a first mounting part;
a conductive terminal connected to the terminal connection part;
the heating wire is arranged in the heating cavity, and two ends of the heating wire are respectively connected with the conductive terminals.
2. The integrated heating tube according to claim 1, wherein the ceramic tube body is provided with a terminal mounting hole, the terminal connecting portion comprises the terminal mounting hole, the conductive terminal comprises a first terminal piece, the first terminal piece abuts against an inner wall of the heating cavity where the terminal mounting hole is located, one end of the first terminal piece is arranged outside the heating cavity, the other end of the first terminal piece is connected with the heating wire, the first terminal piece is provided with a second terminal piece, the second terminal piece is inserted into the terminal mounting hole, one end of the second terminal piece, which is far away from the first terminal piece, is bent with a third terminal piece, and the third terminal piece abuts against an outer wall of the ceramic tube body.
3. The integrated heating tube according to claim 1, wherein an end of the ceramic tube body is provided with a mounting step, and the first mounting portion includes the mounting step.
4. The integrated heating tube according to claim 3, wherein the mounting steps are provided at both ends of the ceramic tube body.
5. The integrated heating tube according to claim 1, wherein the ceramic tube body is a square tube.
6. The integrated heating tube according to claim 1, wherein the ceramic tube body is a circular tube.
7. The integrated heat generation tube according to claim 1, wherein the ceramic tube body is a flat tube body.
8. The integrated heating tube according to any one of claims 1 to 7, wherein a thickening block is provided on the ceramic tube body, the thickening block extending in a length direction of the ceramic tube body.
9. The integrated heat generation tube according to claim 8, wherein a first cavity is provided inside the thickening block, the first cavity extending in a length direction of the thickening block.
10. A heat generating apparatus comprising the integrated heat generating tube according to any one of claims 1 to 9, wherein the heat generating apparatus is provided with a second mounting portion that is provided in a matching manner with the first mounting portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010773313.6A CN111901905A (en) | 2020-08-04 | 2020-08-04 | Integral type heating tube and equipment that generates heat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010773313.6A CN111901905A (en) | 2020-08-04 | 2020-08-04 | Integral type heating tube and equipment that generates heat |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111901905A true CN111901905A (en) | 2020-11-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010773313.6A Pending CN111901905A (en) | 2020-08-04 | 2020-08-04 | Integral type heating tube and equipment that generates heat |
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| Country | Link |
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| CN (1) | CN111901905A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113473653A (en) * | 2021-06-04 | 2021-10-01 | 佛山市龙之声电热科技股份有限公司 | Radiation hole design method of heat radiation member and heat radiation member |
-
2020
- 2020-08-04 CN CN202010773313.6A patent/CN111901905A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113473653A (en) * | 2021-06-04 | 2021-10-01 | 佛山市龙之声电热科技股份有限公司 | Radiation hole design method of heat radiation member and heat radiation member |
| CN113473653B (en) * | 2021-06-04 | 2024-01-09 | 佛山市龙之声电热科技股份有限公司 | Method for designing radiation hole of heat radiation member and heat radiation member |
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