CN211542623U - Corrugated roller - Google Patents
Corrugated roller Download PDFInfo
- Publication number
- CN211542623U CN211542623U CN201922432868.XU CN201922432868U CN211542623U CN 211542623 U CN211542623 U CN 211542623U CN 201922432868 U CN201922432868 U CN 201922432868U CN 211542623 U CN211542623 U CN 211542623U
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- CN
- China
- Prior art keywords
- corrugated roller
- hollow inner
- cylinder body
- inner cylinder
- electric heating
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a corrugated roller, which comprises an outer corrugated roller cylinder and a hollow inner cylinder body; the inner cavity of the outer corrugating roller cylinder is provided with a hollow inner cylinder body, and two ends of the hollow inner cylinder body are flush with the outer corrugating roller cylinder; the two end parts of the outer corrugated roller cylinder and the hollow inner cylinder body are respectively provided with a flange plate; the flange plate is detachably and fixedly connected with the outer corrugated roller drum and the hollow inner drum respectively through bolts; a heating chamber is formed between the outer side wall of the hollow inner cylinder and the inner side wall of the outer corrugated roller cylinder; a plurality of electric heating devices are uniformly and annularly arranged in the heating cavity, a single electric heating device is parallel to the axis of the outer corrugated roller drum, and the electric heating devices are connected with a power supply outside the outer corrugated roller drum through wires; the inner cavity of the hollow inner cylinder body is filled with heat insulation materials; and a fixing shaft facing outwards is fixedly connected in the central through hole of the flange plate. The utility model provides a corrugated roller has higher heating efficiency.
Description
Technical Field
The utility model relates to a corrugated container board production facility field, in particular to corrugated roller.
Background
The corrugating roller is the most important component of corrugated board producing equipment, and is generally made of 48CrMoA steel, and after surface heat treatment and cold treatment or surface cold treatment, the hardness of the corrugating roller is generally above HRC 55.
The corrugated roller is steam heating corrugated roller in the traditional corrugated board production process, the energy consumption is serious, and the heating efficiency is low. From this, more and more novel corrugated board production line changes the steam heating of traditional single face corrugating machine into the electric heating mode.
However, the corrugated roller with the electric heating device in the prior art has the technical problem of low heating efficiency in the electric heating process.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to provide a corrugated roller, heating efficiency is higher.
In order to solve the technical problem, the utility model discloses a technical scheme does:
a corrugating roller comprises an outer corrugating roller cylinder and a hollow inner cylinder body; the inner cavity of the outer corrugating roller cylinder is provided with a hollow inner cylinder body, and two ends of the hollow inner cylinder body are flush with the outer corrugating roller cylinder; the two end parts of the outer corrugated roller cylinder and the hollow inner cylinder body are respectively provided with a flange plate; the flange plate is detachably and fixedly connected with the outer corrugated roller drum and the hollow inner drum respectively through bolts; a heating chamber is formed between the outer side wall of the hollow inner cylinder and the inner side wall of the outer corrugated roller cylinder; a plurality of electric heating devices are uniformly and annularly arranged in the heating cavity, a single electric heating device is parallel to the axis of the outer corrugated roller drum, and the electric heating devices are connected with a power supply outside the outer corrugated roller drum through wires; the inner cavity of the hollow inner cylinder body is filled with heat insulation materials; and a fixing shaft facing outwards is fixedly connected in the central through hole of the flange plate.
Further, the fixing shaft is hollow; the side wall of the hollow inner cylinder body is provided with a plurality of through holes.
Furthermore, a plurality of electric heating devices are connected in parallel.
Further, the electric heating device is a PTC heater; and the PTC heater is fixed on the inner side wall of the outer corrugating roller cylinder.
Further, 4-8 electric heating devices are arranged.
Further, the heat insulation material is glass fiber.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model discloses a design mode of double-layer structure of an outer corrugated roller cylinder and a hollow inner cylinder body, a heating cavity is formed between the outer side wall of the hollow inner cylinder body and the inner side wall of the outer corrugated roller cylinder; a plurality of electric heating pipes are uniformly and annularly arranged in the heating cavity, and the heating cavity can be heated and heated through the electric heating pipes; the design of the heating cavity reduces the heating space of the electric heating pipe, and meanwhile, the inner cavity of the hollow inner cylinder body is filled with the heat insulation material which can play a role in storing energy and reduce the escape of heat, thereby being beneficial to improving the heating effect of the electric heating pipe; the electric heating pipes are uniformly arranged in a surrounding manner, so that the heating is more uniform.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic view of the cross-sectional structure a-a of fig. 1 according to the present invention.
In the figure, 1-an outer corrugated roller, 2-a hollow inner cylinder, 3-a flange plate, 4-a fixed shaft, 5-a heating chamber, 6-an electric heating device and 7-a heat-insulating material.
Detailed Description
The following describes the present invention with reference to the accompanying drawings. It should be noted that the description of the embodiments is provided to help understanding of the present invention, but the present invention is not limited thereto. In addition, the technical features related to the embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.
As shown in fig. 1 and 2, a corrugating roller comprises an outer corrugating roller cylinder 1 and a hollow inner cylinder body 2; the inner cavity of the outer corrugated roller cylinder 1 is provided with a hollow inner cylinder body 2, and two ends of the hollow inner cylinder body 2 are flush with the outer corrugated roller cylinder 1; the two end parts of the outer corrugated roller cylinder 1 and the hollow inner cylinder body 2 are respectively provided with a flange plate 3; the flange 3 is respectively detachably and fixedly connected with the outer corrugated roller cylinder 1 and the hollow inner cylinder 2 through bolts, and specifically counter bores for fastening the bolts are formed in the two end parts of the outer corrugated roller cylinder 1 and the hollow inner cylinder 2; a heating chamber 5 is formed between the outer side wall of the hollow inner cylinder body 2 and the inner side wall of the outer corrugated roller cylinder 1; a plurality of electric heating devices 6 are uniformly and annularly arranged in the heating chamber 5, a single electric heating device 6 is parallel to the axis of the outer corrugated roller 1, and the electric heating device 6 is connected with a power supply outside the outer corrugated roller 1 through a lead; the inner cavity of the hollow inner cylinder body 2 is filled with a heat insulation material 7; and a fixing shaft 4 facing outwards is fixedly connected in the central through hole of the flange plate 3.
Further, the fixed shaft 4 is hollow; the side wall of the hollow inner cylinder body 2 is provided with a plurality of through holes. Through this kind of design, can wear out the wire of connecting electric heater unit 6 in proper order from the through-hole on the barrel 2 lateral wall in the cavity to the fixed axle 4 through the cavity form stretches out to the outside of outer corrugated roll cylinder 1, thereby is connected with the power.
Further, a plurality of the electric heating devices 6 are connected in parallel. Therefore, even if one electric heating device fails, other electric heating devices can still continue to work, and the production continuity can be guaranteed to a certain extent.
Further, the electric heating device 6 is a PTC heater; the PTC heater is fixed on the inner sidewall of the outer corrugating roller drum 1. The PTC heater has the advantages of small thermal resistance, high heat exchange efficiency and long service life, and is an automatic constant-temperature and power-saving electric heater.
Further, 4-8 electric heating devices 6 are arranged to improve the heating effect.
Further, the heat insulation material 7 is glass fiber. The glass fiber has better insulativity and heat resistance.
The utility model discloses a have the theory of operation to be:
when in use, the corrugated roller is assembled at first, then the corrugated roller in the utility model is fixed on a corrugating machine, and the corrugated paper is rolled by the outer corrugated roller 1; in the operation process, the heating chamber 5 is heated and heated by the electric heating device 6, and the heat is conducted to the outer side wall of the outer corrugated roller 1 through the inner side wall of the outer corrugated roller 1, so that the corrugated paper is heated.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the described embodiments. It will be apparent to those skilled in the art that various changes, modifications, substitutions and alterations can be made in the embodiments without departing from the principles and spirit of the invention, and the scope of the invention is to be accorded the full scope of the claims.
Claims (6)
1. A corrugating roll, characterized by: comprises an outer corrugated roller cylinder (1) and a hollow inner cylinder body (2); the inner cavity of the outer corrugated roller drum (1) is provided with a hollow inner cylinder body (2), and two ends of the hollow inner cylinder body (2) are flush with the outer corrugated roller drum (1); two end parts of the outer corrugated roller cylinder (1) and the hollow inner cylinder body (2) are respectively provided with a flange plate (3); the flange plate (3) is respectively detachably and fixedly connected with the outer corrugated roller drum (1) and the hollow inner drum body (2) through bolts; a heating chamber (5) is formed between the outer side wall of the hollow inner cylinder body (2) and the inner side wall of the outer corrugated roller cylinder (1); a plurality of electric heating devices (6) are uniformly and annularly arranged in the heating chamber (5), a single electric heating device (6) is parallel to the axis of the outer corrugated roller drum (1), and the electric heating devices (6) are connected with a power supply outside the outer corrugated roller drum (1) through wires; the inner cavity of the hollow inner cylinder body (2) is filled with a heat-insulating material (7); and a fixing shaft (4) facing outwards is fixedly connected in the central through hole of the flange plate (3).
2. The corrugating roll as claimed in claim 1, wherein: the fixed shaft (4) is hollow; the side wall of the hollow inner cylinder body (2) is provided with a plurality of through holes.
3. The corrugating roll as claimed in claim 1, wherein: the plurality of electric heating devices (6) are connected in parallel.
4. A corrugating roll as claimed in claim 3, wherein: the electric heating device (6) is a PTC heater; the PTC heater is fixed on the inner side wall of the outer corrugating roller cylinder (1).
5. The corrugating roll as claimed in claim 4, wherein: 4-8 electric heating devices (6) are arranged.
6. A corrugating roller as claimed in any one of claims 1 to 5, wherein: the heat insulation material (7) is glass fiber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922432868.XU CN211542623U (en) | 2019-12-30 | 2019-12-30 | Corrugated roller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922432868.XU CN211542623U (en) | 2019-12-30 | 2019-12-30 | Corrugated roller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211542623U true CN211542623U (en) | 2020-09-22 |
Family
ID=72511363
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922432868.XU Expired - Fee Related CN211542623U (en) | 2019-12-30 | 2019-12-30 | Corrugated roller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211542623U (en) |
-
2019
- 2019-12-30 CN CN201922432868.XU patent/CN211542623U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200922 Termination date: 20211230 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |