CN112113422A

CN112113422A - Electric heating furnace capable of reducing heat loss

Info

Publication number: CN112113422A
Application number: CN202010927881.7A
Authority: CN
Inventors: 汪绍松
Original assignee: Ningguo Hongda Electric Furnace Co ltd
Current assignee: Ningguo Hongda Electric Furnace Co ltd
Priority date: 2020-09-07
Filing date: 2020-09-07
Publication date: 2020-12-22

Abstract

The invention relates to an electric heating furnace capable of reducing heat loss, which comprises a furnace body and a shell arranged on the outer side of the furnace body, wherein a heat insulation layer is arranged on the outer side of the furnace body, a reflection plate is arranged between the heat insulation layer and the furnace body, and a plurality of groups of heat resisting frames are arranged between the outer side of the heat insulation layer and the shell from top to bottom. The invention has the beneficial effects that: the heat transfer can be prevented from occurring from the three aspects of heat conduction, heat convection and heat radiation, so that the heat loss can be greatly reduced; meanwhile, the furnace body can be protected, and the safety of the furnace body is better facilitated.

Description

Electric heating furnace capable of reducing heat loss

Technical Field

The invention relates to an electric heating furnace for reducing heat loss, belonging to the technical field of electric heating furnaces.

Background

The electric heating furnace is a heating furnace which converts electric energy in the furnace into heat to heat a workpiece, and compared with a fuel furnace, the electric heating furnace has the advantages that: the atmosphere in the furnace is easy to control and even can be vacuumized; the material is heated quickly, the heating temperature is high, and the temperature is easy to control; the production process is easy to realize mechanization and automation; the labor sanitary condition is good; the thermal efficiency is high; the product quality is good.

However, the existing electric heating furnace has poor heat preservation effect, and particularly in winter, the heat dissipation is fast, the electric energy is wasted, and the practicability is not strong.

Disclosure of Invention

Aiming at the defects in the prior art, the invention provides the electric heating furnace for reducing heat loss, and the specific technical scheme is as follows:

reduce electric heating furnace that heat scatters and disappears, including the furnace body with set up in the casing in the furnace body outside, the outside of furnace body is provided with the heat preservation, just the heat preservation with be provided with the reflecting plate between the furnace body, the outside of heat preservation with from last to being provided with a plurality of groups between the casing and hindering the heat frame down.

Furthermore, the heat-resisting frame comprises a first vacuum column, a second vacuum column and a heat-insulating plate, and the heat-insulating plate is arranged between the first vacuum column and the second vacuum column.

Furthermore, clamping grooves are formed in the surfaces, close to the heat insulation plate, of the two sides of the first vacuum column and the second vacuum column, and convex surfaces matched with the clamping grooves are arranged on the surfaces of the two sides of the heat insulation plate.

Furthermore, the bottom of the first vacuum column and the bottom of the second vacuum column are both provided with fixing columns, wherein the side edge of the fixing column on one side is provided with an inserting column, and the side edge of the fixing column on the other side is provided with a slot matched with the inserting column.

Further, the reflecting plate is of a V-shaped corrugated structure.

Further, a buffer plate is arranged between the heat resisting frame and the shell.

Furthermore, a buffer column is fixed at the bottom end of the heat-insulating layer.

The invention has the beneficial effects that: the heat transfer can be prevented from occurring from the three aspects of heat conduction, heat convection and heat radiation, so that the heat loss can be greatly reduced; meanwhile, the furnace body can be protected, and the safety of the furnace body is better facilitated.

Drawings

FIG. 1 is a schematic view of an electric heating furnace for reducing heat loss according to the present invention;

fig. 2 is a schematic structural view of the heat resistance frame of the present invention.

Reference numerals: 10. a furnace body; 20. a housing; 30. a heat-insulating layer; 40. a reflective plate; 50. a heat resistant frame; 51. a first vacuum column; 52. a second vacuum column; 53. a heat insulation plate; 511. fixing a column; 512. inserting a column; 513. a slot; 60. a buffer plate; 70. and (7) buffering the column.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

As shown in fig. 1-2, the electric heating furnace for reducing heat loss according to the embodiment of the present invention includes a furnace body 10 and a housing 20 disposed outside the furnace body 10, wherein an insulating layer 30 is disposed outside the furnace body 10, a reflective plate 40 is disposed between the insulating layer 30 and the furnace body 10, and a plurality of groups of heat blocking frames 50 are disposed between the outside of the insulating layer 30 and the housing 20 from top to bottom.

By means of the above technical scheme, not only can play the effect of protection to furnace body 10 through set up casing 20 in the outside of furnace body 10, reduce thermal loss simultaneously, heat preservation 30 can play heat retaining effect to the inside of furnace body 10, thereby reduce thermal loss, can reflect heat ray back through reflecting plate 40, thereby block the route of thermal radiation, hinder thermal conduction and the thermal convection that thermal frame 50 can further block simultaneously, thereby can effectual furnace body 10 inside reduce thermal loss.

As shown in fig. 2, the heat blocking frame 50 includes a first vacuum column 51, a second vacuum column 52 and a heat blocking plate 53, wherein the heat blocking plate 53 is arranged between the first vacuum column 51 and the second vacuum column 52; the first vacuum column 51 and the second vacuum column 52 on the two sides can reduce heat convection and heat conduction, and the heat insulation plate 53 can further insulate heat, so that the heat loss is reduced, and the heat insulation effect on the furnace body 10 is achieved.

As shown in fig. 2, clamping grooves are formed in the two side surfaces of the first vacuum column 51 and the second vacuum column 52 close to the heat insulation plate 53, and convex surfaces matched with the clamping grooves are formed in the two side surfaces of the heat insulation plate 53; the vacuum column I51, the vacuum column II 52 and the heat insulation plate 53 can be fixed more stably through the clamping grooves and the convex surfaces which are matched with each other, and shaking is prevented.

As shown in fig. 2, the bottom ends of the first vacuum column 51 and the second vacuum column 52 are both provided with fixing columns 511, wherein the side edge of one fixing column 511 is provided with an inserting column 512, and the side edge of the other fixing column 511 is provided with a slot 513 adapted to the inserting column 512; the first vacuum column 51 and the second vacuum column 52 on both sides can be fixed more firmly and stably by the insertion column 512 and the insertion groove 513.

As shown in fig. 1, the reflective plate 40 has a V-shaped corrugated structure; the reflecting plate 40 with the V-shaped corrugated structure can reduce the contact area with the furnace body 10, further reduce heat conduction, and can support the furnace body 10 and the heat insulating layer 30.

As shown in fig. 1, a buffer plate 60 is disposed between the heat blocking frame 50 and the housing 20; the buffer plates 60 on both sides can buffer the outside of the furnace body 10 from both sides, which is more beneficial to the safety of the furnace body 10.

As shown in fig. 1, a buffer column 70 is fixed at the bottom end of the insulating layer 30; the buffer column 70 can buffer and support the bottom end of the furnace body 10.

In summary, according to the above technical solution of the present invention, the casing 20 disposed outside the furnace body 10 can protect the furnace body 10 and reduce heat loss, the heat insulating layer 30 can insulate the inside of the furnace body 10, so as to reduce heat loss, the reflecting plate 40 can reflect heat rays back, the reflecting plate 40 with the V-shaped corrugated structure can reduce contact area with the furnace body 10, so as to reduce heat conduction, and can support the furnace body 10 and the heat insulating layer 30, so as to block a heat radiation path, and the heat blocking frame 50 can further block heat conduction and heat convection, so as to effectively reduce heat loss inside the furnace body 10.

It is noted that, in this document, relational terms such as first and second, and the like, if any, are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.

Claims

1. Reduce lost electric heating furnace of heat, including furnace body (10) with set up in casing (20) in furnace body (10) outside, its characterized in that: the outer side of the furnace body (10) is provided with a heat preservation layer (30), a reflecting plate (40) is arranged between the heat preservation layer (30) and the furnace body (10), and a plurality of groups of heat blocking frames (50) are arranged between the outer side of the heat preservation layer (30) and the shell (20) from top to bottom.

2. An electrically heated furnace as claimed in claim 1 in which: the heat resistance frame (50) comprises a first vacuum column (51), a second vacuum column (52) and a heat insulation plate (53), wherein the heat insulation plate (53) is arranged between the first vacuum column (51) and the second vacuum column (52).

3. An electrically heated furnace as claimed in claim 2 in which: clamping grooves are formed in the surfaces of the two sides, close to the heat insulation plate (53), of the first vacuum column (51) and the second vacuum column (52), and convex surfaces matched with the clamping grooves are arranged on the surfaces of the two sides of the heat insulation plate (53).

4. An electrically heated furnace as claimed in claim 2 in which: the bottom ends of the first vacuum column (51) and the second vacuum column (52) are respectively provided with a fixing column (511), wherein the side edge of the fixing column (511) on one side is provided with an inserting column (512), and the side edge of the fixing column (511) on the other side is provided with a slot (513) matched with the inserting column (512).

5. An electrically heated furnace as claimed in claim 1 in which: the reflecting plate (40) is of a V-shaped corrugated structure.

6. An electrically heated furnace as claimed in claim 1 in which: a buffer plate (60) is arranged between the heat-resisting frame (50) and the shell (20).

7. An electrically heated furnace as claimed in claim 1 in which: and a buffer column (70) is fixed at the bottom end of the heat-insulating layer (30).