CN213462383U - Heating pipe heating core structure with magnesium powder filling uniform effect - Google Patents
Heating pipe heating core structure with magnesium powder filling uniform effect Download PDFInfo
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- CN213462383U CN213462383U CN202022376051.8U CN202022376051U CN213462383U CN 213462383 U CN213462383 U CN 213462383U CN 202022376051 U CN202022376051 U CN 202022376051U CN 213462383 U CN213462383 U CN 213462383U
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Abstract
The utility model discloses a heating pipe heating core structure with uniform magnesium powder filling effect, which comprises a heating pipe shell, wherein a magnesium rod is arranged in the heating pipe shell, and two ends of the magnesium rod are provided with a centering sheet which is vertically butted with the inner side wall of the heating pipe shell; a plurality of notches which are distributed annularly are arranged on the centering sheet; a resistance wire is wound on the magnesium rod; a conductive core connected with the resistance wire is embedded in the magnesium rod, penetrates through the middle sheet at one end of the magnesium rod and then extends out of the shell of the heating tube; magnesium powder is filled between the magnesium rod and the heating tube shell. The utility model discloses not only can make the magnesium stick set up placed in the middle in the heating pipe shell, can guarantee moreover that the magnesium powder between magnesium stick and the heating pipe shell is filled evenly.
Description
Technical Field
The utility model relates to a heating pipe technical field specifically is a heating pipe core structure that generates heat with even effect is filled to magnesium powder.
Background
The heating pipe is made up by filling electric heating wire in seamless metal pipe (carbon steel pipe, titanium pipe, stainless steel pipe and copper pipe), filling magnesium oxide powder with good heat conductivity and insulativity into the gap portion, then making it into various shapes required by user. Because the heating pipe is packed into the core that generates heat in seamless metal pipe, the shrinkage pipe behind the gap part filling magnesia forms, consequently if the improper in-process of shrinkage pipe can make the core that generates heat take place to incline between the heating pipe shell, still can influence the even packing of magnesium powder simultaneously for there is the quality problem in the heating pipe of producing, has great potential safety hazard.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a heating pipe core structure that generates heat with even effect is filled to magnesium powder. The utility model discloses not only can make the magnesium stick set up placed in the middle in the heating pipe shell, can guarantee moreover that the magnesium powder between magnesium stick and the heating pipe shell is filled evenly.
The technical scheme of the utility model: the heating tube heating core structure with the uniform magnesium powder filling effect comprises a heating tube shell, wherein a magnesium rod is arranged in the heating tube shell, and two ends of the magnesium rod are provided with centering pieces which vertically abut against the inner side wall of the heating tube shell; a plurality of notches which are distributed annularly are arranged on the centering sheet; a resistance wire is wound on the magnesium rod; a conductive core connected with the resistance wire is embedded in the magnesium rod, penetrates through the middle sheet at one end of the magnesium rod and then extends out of the shell of the heating tube; magnesium powder is filled between the magnesium rod and the heating tube shell.
The heating pipe heating core structure with the uniform magnesium powder filling effect is characterized in that the notches are arc-shaped, the number of the notches is 4, and the notches are distributed in a cross shape.
In the heating tube heating core structure with the uniform magnesium powder filling effect, the magnesium rod is provided with a pair of first large through holes and a pair of first small through holes; the centering sheet is provided with a pair of second large through holes and a pair of second small through holes; the conductive core is arranged in the first large through hole and the second large through hole in a penetrating mode or between the first small through hole and the second small through hole in a penetrating mode.
In the heating tube heating core structure with the uniform magnesium powder filling effect, the end of the magnesium rod is provided with a plurality of notches, and the notches are respectively communicated with the corresponding first large through hole or the corresponding first small through hole; the resistance wire extends into the first large through hole or the first small through hole through the notch and is in contact with the conductive core.
Compared with the prior art, the utility model discloses a set up the piece in the middle at the both ends face of magnesium stick, it is inconsistent with the inside wall of heating tube shell by the piece in the middle to form the effect between the middle of magnesium stick at the heating tube shell, make the space between magnesium stick and the heating tube shell distribute evenly, then set up the notch that a plurality of annular distribute on the piece between the middle, make the magnesium powder interpolation can follow the notch and leak into the space between magnesium stick and the heating tank shell, it is even to reach the packing, accelerate the mesh of leaking the powder. Furthermore, the utility model discloses a set up a pair of first big through-hole and a pair of big through-hole of second on the magnesium stick, the usage through the heating pipe decides to use thick conductive core or thin electric conductivity in the course of working from this to can realize reduce cost's effect, the first big through-hole or the first little through-hole of the conductive core of not packing into in addition can be used for installing the thermocouple, is used for the temperature control to the heating pipe. The utility model discloses still through the structure of optimizing magnesium stick tip for the resistance wire twines can be simple and convenient behind the magnesium stick and is connected the contact with the conductive core.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a perspective schematic view of the present invention;
FIG. 3 is a schematic structural view of a magnesium rod and a centered tablet;
FIG. 4 is a schematic structural view of a magnesium rod;
fig. 5 is a schematic view of the structure of the intermediate sheet.
Reference numerals
1. A heating tube housing; 2. a magnesium rod; 3. a centering sheet; 4. a recess; 5. a resistance wire; 6. a conductive core; 7. magnesium powder; 8. a first large through hole; 9. a first small through hole; 10. a second large through hole; 11. a second small through hole; 12. and (6) cutting.
Detailed Description
The following description is made with reference to the accompanying drawings and examples, but not to be construed as limiting the invention.
Example (b): a heating tube heating core structure with the effect of uniformly filling magnesium powder 7 is shown in figures 1-5 and comprises a heating tube shell 1, wherein a magnesium rod 2 is arranged in the heating tube shell 1, and two ends of the magnesium rod 2 are provided with centering sheets 3 which vertically abut against the inner side wall of the heating tube shell 1; the centering sheet 3 is provided with 4 annularly distributed notches 4, and the notches 4 are arc-shaped and are distributed in a cross shape; a resistance wire 5 is wound on the magnesium rod 2; a conductive core 6 connected with a resistance wire 5 is embedded in the magnesium rod 2, and the conductive core 6 penetrates through the middle sheet 3 at one end of the magnesium rod 2 and then extends out of the heating tube shell 1; specifically, a pair of first large through holes 8 and a pair of first small through holes 9 are formed in the magnesium rod 2; the middle sheet 3 is provided with a pair of second large through holes 10 and a pair of second small through holes 11; the conductive core 6 is arranged in the first large through hole 8 and the second large through hole 10 or between the first small through hole 9 and the second small through hole 11, for example, under the condition of the same voltage, resistance wires 5 with different thicknesses are selected according to the power, if the current is small, the thin conductive core 6 is selected, and if the current is large, the thick conductive core 6 is selected, so that the effect of reducing the cost is realized, and the first large through hole 8 or the first small through hole 9 which is not filled with the conductive core 6 can be used for installing a thermocouple for carrying out the stable detection of the subsequent heating pipe; the end part of the magnesium rod 2 is provided with a plurality of notches 12, and the notches 12 are respectively communicated with the corresponding first large through hole 8 or the corresponding first small through hole 9; the resistance wire 5 extends into the first large through hole 8 or the first small through hole 9 through the notch 12 and contacts with the conductive core 6. Magnesium powder 7 is filled between the magnesium rod 2 and the heating tube shell 1. The utility model discloses a set up at the both ends face of magnesium stick 2 and center piece 3, it is inconsistent with the inside wall of heating tube shell 1 by center piece 3, thereby form magnesium stick 2 at the effect placed in the middle of heating tube shell 1, make the space distribution between magnesium stick 2 and the heating tube shell 1 even, then set up the notch 4 that a plurality of annular distribute on center piece 3, make the space between magnesium stick 2 and the heating tank shell can be followed to the interpolation of magnesium powder 7 and leak from notch 4, it is even to reach the packing, accelerate the mesh of leaking the powder.
Principle of operation
Through setting up center piece 3 at the both ends face of magnesium stick 2, it is inconsistent with the inside wall of heating tube shell 1 by center piece 3, thereby form the effect placed in the middle of magnesium stick 2 at heating tube shell 1, make the space between magnesium stick 2 and the heating tube shell 1 distribute evenly, then set up the notch 4 that a plurality of annular distribute on center piece 3, make the space between magnesium stick 2 and the heating tank shell can be leaked into from notch 4 to the interpolation of magnesium powder 7, reach and fill evenly, accelerate the mesh of leaking the powder.
Claims (4)
1. Heating pipe heating core structure with even effect is filled to magnesium powder, its characterized in that: the heating tube comprises a heating tube shell (1), wherein a magnesium rod (2) is arranged in the heating tube shell (1), and two ends of the magnesium rod (2) are provided with centering sheets (3) which vertically abut against the inner side wall of the heating tube shell (1); a plurality of notches (4) which are distributed annularly are arranged on the centering sheet (3); a resistance wire (5) is wound on the magnesium rod (2); a conductive core (6) connected with the resistance wire (5) is embedded in the magnesium rod (2), and the conductive core (6) penetrates through the middle sheet (3) at one end of the magnesium rod (2) and then extends out of the heating tube shell (1); magnesium powder (7) is filled between the magnesium rod (2) and the heating pipe shell (1).
2. The heating tube heating core structure with the uniform magnesium powder filling effect of claim 1, is characterized in that: the notches (4) are arc-shaped, and the number of the notches (4) is 4 and the notches are distributed in a cross shape.
3. The heating tube heating core structure with the uniform magnesium powder filling effect of claim 1, is characterized in that: a pair of first large through holes (8) and a pair of first small through holes (9) are formed in the magnesium rod (2); the centering sheet (3) is provided with a pair of second large through holes (10) and a pair of second small through holes (11); the conductive core (6) is arranged in the first large through hole (8) and the second large through hole (10) in a penetrating mode or arranged between the first small through hole (9) and the second small through hole (11) in a penetrating mode.
4. The heating tube heating core structure with the uniform magnesium powder filling effect of claim 2, is characterized in that: a plurality of notches (12) are formed in the end portion of the magnesium rod (2), and the notches (12) are respectively communicated with the corresponding first large through hole (8) or the corresponding first small through hole (9); the resistance wire (5) extends into the first large through hole (8) or the first small through hole (9) through the notch and is in contact with the conductive core (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022376051.8U CN213462383U (en) | 2020-10-23 | 2020-10-23 | Heating pipe heating core structure with magnesium powder filling uniform effect |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022376051.8U CN213462383U (en) | 2020-10-23 | 2020-10-23 | Heating pipe heating core structure with magnesium powder filling uniform effect |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213462383U true CN213462383U (en) | 2021-06-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022376051.8U Active CN213462383U (en) | 2020-10-23 | 2020-10-23 | Heating pipe heating core structure with magnesium powder filling uniform effect |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213462383U (en) |
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2020
- 2020-10-23 CN CN202022376051.8U patent/CN213462383U/en active Active
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