CN212576322U

CN212576322U - Novel heating device

Info

Publication number: CN212576322U
Application number: CN202021003592.XU
Authority: CN
Inventors: 田洪芹
Original assignee: Kymson Luoyang Petrochemical Equipment Co ltd
Current assignee: Kymson Luoyang Petrochemical Equipment Co ltd
Priority date: 2020-06-04
Filing date: 2020-06-04
Publication date: 2021-02-23
Anticipated expiration: 2030-06-04

Abstract

A novel heating device comprises a high-temperature furnace wire, a temperature measuring element, a heat insulation sleeve, a power supply junction box and a controller, wherein a ceramic ring is uniformly sleeved outside the high-temperature furnace wire in the same direction; the outside of the high-temperature furnace wire is also provided with a heat-insulating sleeve; the utility model is suitable for heating or heat preservation of various special-shaped and cylindrical steel equipment and pipelines; the winding density degree of the furnace wires can be flexibly designed according to the specific flow and temperature required by the process so as to meet the heating requirement of equipment.

Description

Novel heating device

Technical Field

The utility model belongs to the technical field of heating device equipment for the experiments, in particular to novel heating device.

Background

In chemical laboratories, we often heat the reactor and the piping. At present, there are three main ways to heat the reactor and the pipeline: one is heating by an electric heating furnace; one is to use a heat exchanger for heat exchange; another is to use heat tracing bands for heating.

(1) The utilization rate of the electric heating furnace to the special-shaped reactor and the pipeline is not high, sometimes the electric heating furnace cannot be used as a furnace at all, and sometimes the electric heating furnace is too long and has too high cost;

(2) and the high-temperature high-pressure series heat exchangers are difficult to process, and a laboratory does not have use conditions.

(3) The heat tracing band has low use temperature, can not be used under the high-temperature condition, has poor oxidation resistance and can not be used for a long time.

Patent CN 209901321U discloses a novel heating jacket, which comprises a heating jacket shell, a bottom plate, a connecting rod, an insulating cover, a ceramic cover, a heating mechanism and a power line. The heating jacket casing inner wall lower extreme is fixed and is set up the bottom plate, and bottom plate upper surface is fixed and is set up a plurality of connecting rods, and the same ceramic cover of connecting rod top fixed connection sets up heating mechanism in the ceramic cover, and heating mechanism is connected with the power cord. The utility model is characterized in that no harmful substance is produced in the heating process, and no electric shock accident occurs. However, only equipment with fixed shape and fixed volume can be heated, common equipment and pipelines cannot be heated, when the heating jacket is used, seamless joint of the heated equipment and the heating jacket must be ensured, the effect is optimal, otherwise, the heat efficiency is particularly low. The heating jacket has low use temperature and does not have high-temperature use conditions.

Patent CN 209237989U discloses a novel heating jacket, which comprises a housing, a power switch, a voltmeter and a voltage adjusting knob are mounted on the housing. The hemispherical heating cavity includes a thermally conductive layer. However, the heating methods currently used have the following disadvantages: a heating layer coated outside the heat conduction layer and a heat preservation layer coated outside the heating layer; the heat conduction layer is provided with heat conduction holes which are uniformly distributed; wherein the heat conducting layer is made of high heat conducting gel XK-G50; the heat-insulating layer is made of glass heat-insulating cotton; the utility model is characterized in that the electric heating jacket can effectively prevent liquid from immersing into the heating area of the electric heating jacket in the heating process, and is suitable for round-bottomed flasks of various specifications to be heated. However, the heating device is only suitable for heating round-bottom flask containers, and the heat-insulating layer is made of glass heat-insulating cotton and is harmful to human bodies. Heating the round bottom flask only heats the lower half, the upper half is exposed to air, and heat loss is severe.

Disclosure of Invention

In order to overcome the defects of the prior art, the utility model aims to provide a heating device which can adapt to various special-shaped and cylindrical laboratory equipment and pipeline.

The purpose of the utility model is realized by adopting the following technical scheme. According to the utility model provides a novel heating device, including winding the high temperature furnace silk, temperature element, insulation cover, power terminal box, relay and the controller that heat it on waiting to add the piece, the even syntropy cover in high temperature furnace silk outside is equipped with ceramic ring, ceramic ring outside still scribbles heat-resisting anti-oxidation coating and insulating heat-resisting coating, temperature element is located waiting to add between piece and the high temperature furnace silk and compresses tightly it with the high temperature furnace silk and fix, high temperature furnace silk both ends link to each other with the power terminal box, one of them power terminal box still links to each other with the relay, the relay links to each other with the controller; the outside of the high-temperature furnace wire is also provided with a heat-insulating sleeve.

Borrow by above-mentioned technical scheme, the utility model has the advantages that:

1. two layers of insulators are arranged outside the high-temperature furnace wire, so that harmful substances and electric shock accidents are avoided in the heating process; the heat-resistant anti-oxidation coating can prolong the service life of the high-temperature furnace wire.

2. The range of the use temperature is wide, the temperature can still be normally used up to 1100 ℃ in practical use, the power is low, and the control is easy.

3. The device is suitable for heating or heat preservation of various special-shaped and cylindrical steel equipment and pipelines; the winding density degree of the high-temperature furnace wire can be flexibly designed according to the specific flow and temperature required by the process so as to meet the requirement of equipment heating.

4. The high-temperature furnace wire directly heats the pipeline equipment, reduces heat loss and has high heat efficiency.

The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical means of the present invention more clearly understood, the present invention may be implemented according to the content of the description, and in order to make the above and other objects, features, and advantages of the present invention more obvious and understandable, the following preferred embodiments are described in detail with reference to the accompanying drawings.

Drawings

Fig. 1 is a schematic structural diagram of the novel heating device of the present invention.

[ reference numerals ]

1-high temperature furnace wire, 2-ceramic ring, 3-heat-resistant anti-oxidation coating, 4-insulating heat-resistant coating, 5-temperature measuring element, 6-insulating sleeve, 7-power supply junction box, 8-controller, 9-to-be-heated piece and 10-relay.

Detailed Description

To further illustrate the technical means and effects of the present invention for achieving the objects of the present invention, the following detailed description will be given with reference to the accompanying drawings and preferred embodiments of a novel heating device according to the present invention, its specific embodiments, structure, features and effects.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1, a novel heating device comprises a high-temperature furnace wire 1, a temperature measuring element 5, a heat insulation sleeve 6, a power supply junction box 7, a controller 8 and a relay 10, wherein the diameter of the high-temperature furnace wire 1 is 0.5mm-3mm, the use temperature of the high-temperature furnace wire is between room temperature and 1100 ℃, and the thickness and the length of the high-temperature furnace wire can be changed according to the use temperature in actual use; the ceramic rings 2 are uniformly and equidirectionally sleeved outside the high-temperature furnace wire 1, the outer diameter of each ceramic ring 2 is 4-8 mm, and the inner diameter of each ceramic ring 2 is 1-4 mm, so that a first layer of insulator of the high-temperature furnace wire 1 is formed; the ceramic ring 2 is also coated with a heat-resistant anti-oxidation coating 3 and an insulating heat-resistant coating 4, so that the ceramic ring plays a role of anti-oxidation insulation, a second layer of insulator of the high-temperature furnace wire 1 is formed, the two layers of insulators ensure that no harmful substances are generated in the heating process of the high-temperature furnace wire 1 and no electric shock accidents occur, and in addition, the heat-resistant anti-oxidation coating 3 can also play a role of prolonging the service life of the furnace wire 1.

The even winding of high temperature furnace silk 1 that the outside was equipped with two-layer insulator is on treating heating member 9, and heating member 9 is directly treated to high temperature furnace silk 1, can satisfy the use of various dysmorphism or cylindrical steel experimental facilities and pipeline, can also be according to its winding density degree of material flow, temperature control. In particular, it is necessary to wind the high-temperature furnace wire 1 uniformly around the member to be heated 9 when the heat-resistant oxidation-preventing coating 3 and the insulating heat-resistant coating 4 are not completely solidified, and the high-temperature furnace wire 1 cannot be overlapped when being wound; the temperature measuring element 5 for detecting the temperature of the to-be-heated part 9 is also arranged on the to-be-heated part 9, the temperature measuring element 5 is placed between the to-be-heated part 9 and the high-temperature furnace wire 1, the temperature of the to-be-heated part 9 is monitored in real time, and the controller 8 automatically adjusts the output power of the high-temperature furnace wire 1 according to the temperature measured by the temperature measuring element 5; when the high-temperature furnace wire 1 is wound on the to-be-heated member 9, the temperature measuring element 5 is placed under the high-temperature furnace wire 1 and is tightly pressed and fixed, so that good contact between the temperature measuring element 5 and the high-temperature furnace wire 1 is ensured; after the high-temperature furnace wire 1 is wound, two ends of the high-temperature furnace wire are electrically connected with two power supply junction boxes 7 which are fixed in advance, and the power supply junction boxes 7 provide power for the high-temperature furnace wire 1; one of the power supply junction boxes 7 is connected with a relay 10, the relay 10 is also electrically connected with a controller 8, and the controller 8 can adjust the heating control mode and the heating rate of the high-temperature furnace wire 1 by controlling the relay 10.

The heating device further comprises a heat insulation sleeve 6, wherein the heat insulation sleeve 6 is wrapped on the to-be-heated piece 9 wound with the high-temperature furnace wire 1 and subjected to heat insulation operation, and in the actual use process, the material and the thickness of the heat insulation sleeve 6 can be adjusted according to the use temperature so as to meet the use requirements of specific processes.

The working principle of the utility model is as follows:

when in use, the ceramic ring 2 is uniformly threaded on the high-temperature furnace wire 1 in the same direction, the heat-resistant anti-oxidation coating 3 and the insulating heat-resistant coating 4 are coated outside the ceramic ring 2, the high-temperature furnace wire is uniformly wound on the to-be-heated member 9 when the heat-resistant anti-oxidation coating 3 and the insulating heat-resistant coating 4 are not completely solidified, and the temperature measuring element 5 is placed between the high-temperature furnace wire 1 and the to-be-heated member 9 and is tightly pressed and fixed by the high-temperature furnace wire 1 during winding; after the high-temperature furnace wire 1 is wound, two ends of the high-temperature furnace wire are electrically connected with the power supply junction box 7, the power supply junction box 7 is electrically connected with the controller 8 through the relay 10, and the high-temperature furnace wire 1 is subjected to temperature adjustment under the action of the controller 8, so that the heating of the to-be-heated part 9 is realized.

The above description is only a preferred embodiment of the present invention, and any person skilled in the art can easily modify, change or modify the above embodiments according to the technical spirit of the present invention without departing from the scope of the present invention.

Claims

1. A novel heating device is characterized in that: the temperature measuring device comprises a high-temperature furnace wire, a temperature measuring element, a heat insulation sleeve, a power supply junction box, a relay and a controller, wherein the high-temperature furnace wire is wound on a to-be-heated member to heat the to-be-heated member; the outside of the high-temperature furnace wire is also provided with a heat-insulating sleeve.