Energy-saving host drying roller
By setting up a heating chamber and a heat-reflecting insulation layer in the roller of the main machine of the coating machine, the problem of low heat utilization in the prior art is solved, and more efficient heat utilization and power consumption are achieved.
Patent Information
- Application Number
- CN202420843554.7
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-04-22
- Publication Date
- 2024-12-13
- Estimated Expiration
- 2034-04-22
AI Technical Summary
The heat utilization rate of the existing coating machine main roller has low heat utilization, resulting in waste of energy and large power consumption, and the surface temperature of the roller decreases with the temperature, affecting the coating effect.
Design an energy-saving main machine drying roller, adopting a heating chamber between the inner cylinder and the inner wall of the roller cavity, and a heat insulation layer reflecting heat and surrounding heating pipe are arranged on the outside of the inner cylinder. The heating pipe is arranged around the outer side of the inner cylinder to ensure that the heat is in Reflect and uniformly distribute the heating chamber to reduce heat dissipation.
The heat utilization rate is improved, the number of heating times of the heating device is reduced, the power consumption is reduced, and a more uniform heat distribution and a more efficient coating effect is achieved.
Smart Images
Figure CN222165632U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the field of laminating machine equipment, in particular to an energy-saving mainframe drying roller. Background Art
[0002] The main roller of the existing laminating machine is usually equipped with a heating device inside the roller to heat the roller. The heat generated by the heating device not only heats the surface of the roller, but also covers the entire interior of the roller. When the roller is laminating, only the heat on the surface of the roller is utilized. For example, a heating roller of a pre-coating laminating machine proposed in application number: CN201320422858.8, the heat inside the roller will dissipate from both ends of the roller, and the heat utilization rate is low, resulting in energy waste, and the surface temperature of the roller will drop as the temperature dissipates. In order to ensure the laminating effect, the heating device needs to work to supplement the heat, resulting in high power consumption. Summary of the invention
[0003] The technical problem to be solved by the present invention is to address the deficiencies of the above-mentioned prior art.
[0004] An energy-saving main engine drying roller is provided to improve heat utilization and reduce power consumption.
[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an energy-saving main drying roller, comprising a roller, a roller shaft is linked to the roller, a cavity is arranged inside the roller, and its characteristics are: an inner cylinder is arranged in the cavity, the roller shaft movably passes through the inner cylinder, a heating cavity is arranged between the inner cylinder and the inner wall of the cavity of the roller, a heating device is arranged on one side of the heating cavity of the inner cylinder, and a heat preservation device for reflecting heat is arranged on the outer end surface of the inner cylinder.
[0006] A further configuration of the utility model is that the heat preservation device comprises a heat preservation layer arranged on the outer end surface of the inner cylinder.
[0007] The utility model with the above characteristics: the inner cylinder is provided with a heat-reflecting insulation layer, so that the heat generated by the heating device is reflected by the insulation layer and retained in the heating cavity to continuously heat the inner wall of the roller cavity, avoiding heat filling the entire cavity, improving heat utilization, reducing the number of heating times of the heating device, and reducing power consumption.
[0008] A further configuration of the utility model is that the heat-insulating layer comprises a plurality of arc-shaped plates, the arc-shaped plates are arranged in an orderly manner and laid on the outer end surface of the inner tube, and the arc-shaped plates are fitted and connected to the outer end surface of the inner tube.
[0009] The utility model with the above characteristics has the following features: the heat-insulating layer is composed of a plurality of arc-shaped plates, which facilitates the installation of the heat-insulating layer and fits the inner tube, making the installation of the arc-shaped plates more stable.
[0010] A further configuration of the utility model is that the heating device comprises a plurality of heating tubes, which are arranged in an orderly manner around the outer end surface of the inner tube, and heating tube fixing seats are respectively provided at the edges of both ends of the inner tube, and both ends of each heating tube are respectively fixedly connected to the corresponding heating tube fixing seats, and a gap is provided between each heating tube and the insulation layer and the inner wall of the cavity.
[0011] The utility model with the above characteristics: the heating tubes are arranged in an orderly manner around the outer end surface of the inner cylinder, so that the heating tubes are evenly arranged in the heating cavity, so that when the roller is heated, the heat distribution is more uniform.
[0012] The utility model is further configured as follows: bearing mounting holes are respectively opened at both ends of the roller, a bearing is arranged in each of the bearing mounting holes, and the roller shaft is connected to each bearing.
[0013] The utility model with the above characteristics: the roller shaft remains stationary and supports the roller, and the roller rotates independently.
[0014] The utility model is further configured as follows: the inner cylinder is hollow, two ends of the inner cylinder are respectively provided with connection holes adapted to the roller shaft, and the roller shaft is arranged in the connection holes.
[0015] The utility model with the above characteristics: the roller shaft remains stationary and is used to support the inner cylinder, and the inner cylinder remains stationary, thereby preventing the inner cylinder from rotating and damaging the heating tube.
[0016] The beneficial effect of the utility model is that the inner cylinder is provided with a heat-reflecting insulation layer, so that the heat generated by the heating device is reflected by the insulation layer and retained in the heating cavity to continuously heat the inner wall of the roller cavity, thereby avoiding heat filling the entire cavity, improving heat utilization, reducing the number of heating times of the heating device, and reducing power consumption.
[0017] The utility model is further described in detail below with reference to the accompanying drawings and embodiments. BRIEF DESCRIPTION OF THE DRAWINGS
[0018] Figure 1 It is a three-dimensional schematic diagram of an embodiment of the utility model.
[0019] Figure 2 It is a cross-sectional schematic diagram of an embodiment of the utility model.
[0020] Figure 3 It is a three-dimensional schematic diagram of the inner cylinder, the heating device and the heat storage device of the embodiment of the utility model.
[0021] Figure 4 It is a cross-sectional schematic diagram of a roller according to an embodiment of the utility model. DETAILED DESCRIPTION
[0022] like Figure 1 —— Figure 4 An energy-saving main engine drying roller shown in the figure comprises a roller 1, a roller shaft 2 is interlockedly penetrated by the roller 1, a cavity 101 is provided inside the roller 1, an inner cylinder 3 is provided in the cavity 101, the roller shaft 2 movably penetrates the inner cylinder 3, a heating chamber 4 is provided between the inner cylinder 3 and the inner wall of the cavity 101 of the roller 1, the inner cylinder 3 is provided with a heating device on one side of the heating chamber 4, a heat preservation device for reflecting heat is provided on the outer end face of the inner cylinder 3, the heat preservation device comprises a heat preservation layer 5 arranged on the outer end face of the inner cylinder 3, the heat preservation layer 5 comprises a plurality of arc-shaped plates 501, the arc-shaped plates 501 are arranged in an orderly manner and laid on the outer end face of the inner cylinder 3, the arc-shaped plates 501 are fitted and connected with the outer end face of the inner cylinder 3, the arc-shaped plates 501 are made of heat-insulating materials such as aluminum silicate ceramic fiber paper, high temperature resistant fireproof paper, heat-insulating flame-retardant cotton pads, electrical sealing fireproof and heat-insulating materials, etc. In this embodiment, the preferred material is aluminum silicate ceramic fiber paper, and the heat preservation layer 5 can also be It is a complete cylindrical structure, but the cylindrical structure is not convenient to connect and install with the inner cylinder 3, so the thermal insulation layer 5 is preferably composed of multiple arc-shaped plates 501 assembled, and the heating device includes multiple heating tubes 6, and the heating tubes 6 are arranged in order around the outer end surface of the inner cylinder 3. The edges of both ends of the inner cylinder 3 are respectively provided with heating tube fixing seats 7, and both ends of each heating tube 6 are respectively fixedly connected with the corresponding heating tube fixing seats 7. There is a gap between each heating tube 6 and the thermal insulation layer 5 and the inner wall of the cavity 101. The smaller the gap between each heating tube 6 and the thermal insulation layer 5, the better the thermal insulation effect. Bearing mounting holes 8 are respectively provided at both ends of the roller 1, and bearings are provided in each bearing mounting hole 8. The roller shaft 2 is connected to each bearing, and the bearings are not shown in the figure. The inner cylinder 3 is hollow, which can reduce weight and save materials. Connection holes 301 adapted to the roller shaft 2 are respectively provided at both ends of the inner cylinder 3, and the roller shaft 2 is arranged in the connection holes 301.
[0023] The inner cylinder 3 is provided with a heat-reflecting insulation layer 5, so that the heat generated by the heating device is reflected by the insulation layer 5 and retained in the heating chamber 4 to continuously heat the inner wall of the cavity 101 of the roller 1, thereby preventing the heat from filling the entire cavity 101, improving the heat utilization rate, reducing the number of heating times of the heating device, and reducing power consumption.
Claims
1. An energy-saving main drying roller, comprising a roller, wherein the roller is linked with a roller shaft, and a cavity is provided inside the roller, wherein: An inner cylinder is arranged in the cavity, the roller shaft movably passes through the inner cylinder, a heating cavity is arranged between the inner cylinder and the inner wall of the cavity of the roller, a heating device is arranged on one side of the heating cavity of the inner cylinder, and a heat preservation device for reflecting heat is arranged on the outer end face of the inner cylinder.
2. The energy-saving main engine drying roller according to claim 1 is characterized in that: The heat preservation device comprises a heat preservation layer arranged on the outer end surface of the inner cylinder.
3. The energy-saving main engine drying roller according to claim 2 is characterized in that: The heat-insulating layer comprises a plurality of arc-shaped plates, which are arranged in an orderly manner and laid on the outer end surface of the inner tube, and the arc-shaped plates are fitted and connected to the outer end surface of the inner tube.
4. An energy-saving main engine drying roller according to claim 1, 2 or 3, characterized in that: The heating device includes a plurality of heating tubes, which are arranged in an orderly manner around the outer end surface of the inner tube. Heating tube fixing seats are respectively provided at the edges of both ends of the inner tube. Both ends of each heating tube are respectively fixedly connected to the corresponding heating tube fixing seats. A gap is provided between each heating tube and the insulation layer and the inner wall of the cavity.
5. The energy-saving main engine drying roller according to claim 1 is characterized in that: The two ends of the roller are respectively provided with bearing mounting holes, each bearing mounting hole is provided with a bearing, and the roller shaft is connected with each bearing.
6. The energy-saving main engine drying roller according to claim 1 is characterized in that: The inner cylinder is hollow, and connecting holes adapted to the roller shaft are respectively opened at both ends of the inner cylinder, and the roller shaft is arranged in the connecting holes.