CN213179365U

CN213179365U - High-temperature furnace with waste heat recovery function

Info

Publication number: CN213179365U
Application number: CN202022328829.8U
Authority: CN
Inventors: 谢晓燕
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-10-19
Filing date: 2020-10-19
Publication date: 2021-05-11
Anticipated expiration: 2030-10-19

Abstract

The utility model discloses a high temperature furnace with waste heat recovery function relates to a high temperature equipment, specifically include that outer furnace body and integrated into one piece fix the brace table and the interior furnace body of welded fastening on the brace table of bottom in outer furnace body, the position that one side of outer furnace body is located the brace table top has seted up outer fire door, outer fire door department rotates through the articulated mode of hinge and installs the bell, interior fire door has been seted up towards one side of outer fire door to interior furnace body, be provided with the stove car that stretches into in the interior furnace body through interior fire door on the brace table, the stove car is fixed with interior closing plate towards the one end integrated into one piece in the interior furnace body, the other end of stove car is located the outer closing plate of interior furnace body integrated into one piece. The utility model discloses in the implementation, the heat in the interior furnace body of high temperature all enters into at first in the space between interior furnace body and the outer furnace body when getting the work piece at every turn to reached the function that improves interior furnace body heat preservation effect, realized opening the recovery effect to the waste heat when interior furnace body.

Description

High-temperature furnace with waste heat recovery function

Technical Field

The utility model relates to a high temperature equipment specifically is a high temperature furnace with waste heat recovery function.

Background

The high temperature furnace is also called muffle furnace, experimental electric furnace, is heating equipment used in laboratory. The high-temperature furnace is a general term, and in fact, in the continuous development process, the high-temperature furnace has many subdivisions. Of which a box furnace is a very common type in high temperature furnaces. As the name suggests, the appearance of the box-type high-temperature furnace is the same as that of a box, namely, the muffle furnace in the traditional sense has stronger function and better heat preservation performance. The hearth is generally square, the size specification can be customized, the door is opened in the dead ahead, the door opening direction is pulled outwards, and a door plug is arranged in the door, so that heat preservation can be better achieved. This is also the most commonly used high temperature furnace, suitable for most laboratories.

Such high temperature furnace usually directly opens the chamber door of side, then gets and puts the work piece, and every time when opening the chamber door, all there is a large amount of heats to run off to the air, causes the waste of heat.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a high temperature furnace with waste heat recovery function to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a high temperature furnace with waste heat recovery function, including outer furnace body and integrated into one piece fix the supporting bench and the interior furnace body of welded fastening on the supporting bench of bottom in outer furnace body, outer fire door has been seted up to the position that one side of outer furnace body is located the supporting bench top, outer fire door department rotates through hinge articulated mode and installs the bell, interior fire door has been seted up towards one side of outer fire door to interior furnace body, be provided with the stove car that stretches into in the interior furnace body through interior fire door on the supporting bench, the walking wheel is installed to the bottom of stove car, the stove car removes on the supporting bench through walking wheel, the stove car is fixed with interior closing plate towards the one end integrated into one piece in the interior furnace body, the other end of stove car is located the outer integrated.

As a further aspect of the present invention: the inner wall of the inner furnace body is provided with a sealing groove with the same specification as the inner sealing plate, and when the outer sealing plate moves to the inner furnace mouth, the inner sealing plate is abutted against the sealing groove, so that the sealing property between the furnace car and the inner furnace body is improved.

As a further aspect of the present invention: the heating plate is fixed on the top surface of the inner furnace body through bolts and is powered by an external power supply, so that the high-temperature furnace is heated through the heating plate.

As a further aspect of the present invention: the same and all be greater than interior fire door of specification of interior closing plate and outer closing plate, no matter be outer closing plate or interior closing plate when removing interior fire door department, can both seal the interior fire door to thermal loss has been avoided.

As a further aspect of the present invention: the spout has been seted up along the moving direction of stove car at the middle part of brace table, slidable mounting has the connecting block in the spout, the top of connecting block and the bottom surface middle part fixed connection of stove car, and the bottom of connecting block and the bottom surface contact of spout, when interior closing plate removed interior furnace mouth department, seal the spout of stove car bottom through the connecting block, thereby reduce thermal loss, the side of connecting block and the one end fixed connection of a horizontal installation's push-and-pull rod, the other end of push-and-pull rod stretches out the outer external integrated into one piece of outer furnace and is fixed with the pull ring, when using, pull the push-and-pull rod through the pull ring, thereby make the stove car move convenient to use on the.

Compared with the prior art, the beneficial effects of the utility model are that:

the inner furnace body and the outer furnace body are arranged, so that when workers take and place workpieces, the inner furnace body is in a closed state, the situation that the workers directly face the inner furnace body in a high-temperature state is avoided, and the working comfort of the workers is improved.

The inner furnace body and the outer furnace body are arranged, when a workpiece is taken and placed at every time, heat in the inner furnace body with high temperature firstly enters a space between the inner furnace body and the outer furnace body, so that the function of improving the heat preservation effect of the inner furnace body is achieved, and the recovery effect of waste heat when the inner furnace body is opened is realized.

Compare in traditional mode, the temperature difference of high temperature furnace and external when interior furnace body directly opens high temperature furnace is big, and among this technical scheme, the temperature between outer furnace body and the interior furnace body is little with external temperature difference, and when opening outer furnace body and getting and put the work piece, the heat that runs off will be much less, has reduced the waste of the energy.

Drawings

Fig. 1 is a schematic structural diagram of a high-temperature furnace with a waste heat recovery function.

Fig. 2 is a schematic structural view of the inside of a high-temperature furnace having a waste heat recovery function.

Fig. 3 is a sectional view of a high temperature furnace having a waste heat recovery function.

As shown in the figure: the furnace comprises an outer furnace body 1, a furnace cover 2, an outer furnace mouth 3, a furnace carriage 4, an inner furnace body 5, a sliding chute 6, a connecting block 7, a supporting platform 8, a push-pull rod 9, a pull ring 10, a traveling wheel 11, an outer sealing plate 12, an inner furnace mouth 13, an inner sealing plate 14, a heating plate 15 and a sealing groove 16.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, in the embodiment of the present invention, a high temperature furnace with waste heat recovery function comprises an outer furnace body 1, a supporting platform 8 integrally formed and fixed on the bottom inside the outer furnace body 1, and an inner furnace body 5 welded and fixed on the supporting platform 8, wherein an outer furnace mouth 3 is opened at a position on one side of the outer furnace body 1 above the supporting platform 8, a furnace cover 2 is rotatably installed at the outer furnace mouth 3 in a hinge-jointed manner, an inner furnace mouth 13 is opened at a side of the inner furnace body 5 facing the outer furnace mouth 3, a furnace carriage 4 extending into the inner furnace body 5 through the inner furnace mouth 13 is arranged on the supporting platform 8, walking wheels 11 are installed at the bottom of the furnace carriage 4, the furnace carriage 4 moves on the supporting platform 8 through the walking wheels 11, an inner sealing plate 14 is integrally formed and fixed at one end of the furnace carriage 4 facing the inner furnace body 5, an outer sealing plate 12 is integrally formed and fixed at the, the specifications of the inner sealing plate 14 and the outer sealing plate 12 are the same and are both larger than the inner furnace opening 13, and the inner furnace opening 13 can be sealed no matter whether the outer sealing plate 12 or the inner sealing plate 14 moves to the inner furnace opening 13, so that heat loss is avoided.

The inner wall of the inner furnace body 5 is provided with a sealing groove 16 with the same specification as that of the inner sealing plate 14, and when the outer sealing plate 12 moves to the inner furnace mouth 13, the inner sealing plate 14 abuts against the sealing groove 16, so that the sealing performance between the furnace car 4 and the inner furnace body 5 is improved.

The heating plate 15 is fixed on the top surface of the inner furnace body 5 through bolts, and the heating plate 15 is powered by an external power supply, so that the high-temperature furnace is heated through the heating plate 15.

The middle part of brace table 8 has seted up spout 6 along the moving direction of stove car 4, slidable mounting has connecting block 7 in spout 6, the top of connecting block 7 and the bottom surface middle part fixed connection of stove car 4, and the bottom of connecting block 7 and the bottom surface contact of spout 6, when interior closing plate 14 removed interior fire door 13 department, spout 6 to stove car 4 bottom through connecting block 7 seals, thereby reduce thermal loss, the side of connecting block 7 and the one end fixed connection of a horizontal installation's push-and-pull rod 9, the other end of push-and-pull rod 9 stretches out outer furnace body 1 outer integrated into one piece and is fixed with pull ring 10, when using, pull push-and-pull rod 9 through pull ring 10, thereby make stove car 4 move convenient to use on brace table 8 through connecting block 7.

The utility model discloses a theory of operation is: firstly, opening a furnace cover 2, placing an object for high-temperature heating on a furnace carriage 4, closing the furnace cover 2, pushing a push-pull rod 9 through a pull ring 10, pushing a connecting block 7 to slide along a sliding groove 6 by the push-pull rod 9, so as to drive the furnace carriage 4 to extend into an inner furnace body 5, and heating when the furnace carriage 4 moves to an outer sealing plate 1 to seal an inner furnace opening 13; after the heating is accomplished, pull out the stove wagon 4 through pull ring 10, seal interior fire door 13 until interior sealing plate 14, because at the in-process that the stove wagon 4 pulled out, interior fire door 13 is in open state, lead to in the heat in the interior furnace body 5 enters into the space between outer furnace body 1 and the interior furnace body 5 to heat this space, reached waste heat recovery, carry out heat retaining effect to interior furnace body 5, open the work piece after the bell 2 will heat at last and take out. Because the temperature difference between the outer furnace body 1 and the inner furnace body 5 and the outside, compared with the traditional mode, the temperature difference between the high-temperature furnace and the outside when the high-temperature furnace is directly opened is much smaller, and therefore, the heat loss is much less. According to the technical scheme, the waste heat is recovered while the heat loss is reduced, the practicability of the high-temperature furnace is greatly improved, and the energy expenditure is reduced.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention, and the following claims are therefore to be read in this light of the appended claims.

Claims

1. A high temperature furnace with waste heat recovery function comprises an outer furnace body (1), a supporting platform (8) which is integrally formed and fixed at the bottom in the outer furnace body (1) and an inner furnace body (5) which is welded and fixed on the supporting platform (8), the furnace is characterized in that an outer furnace mouth (3) is arranged at a position, located above a supporting table (8), on one side of an outer furnace body (1), a furnace cover (2) is rotatably installed at the position of the outer furnace mouth (3) in a hinge-hinged mode, an inner furnace mouth (13) is arranged on one side, facing the outer furnace mouth (3), of an inner furnace body (5), a furnace carriage (4) extending into the inner furnace body (5) through the inner furnace mouth (13) is arranged on the supporting table (8), walking wheels (11) are installed at the bottom of the furnace carriage (4), an inner sealing plate (14) is fixed at one end, facing the inner furnace body (5), of the furnace carriage (4) in an integrated manner, and an outer sealing plate (12) is fixed at the other end of the furnace carriage (4) located outside the inner furnace body.

2. The high-temperature furnace with the waste heat recovery function according to claim 1, wherein the inner wall of the inner furnace body (5) is provided with a sealing groove (16) with the same specification as that of the inner sealing plate (14).

3. A high temperature furnace with heat recovery function according to claim 1, characterized in that the heating plate (15) is fixed on the inner top surface of the inner furnace body (5) through bolts, and the heating plate (15) is powered by external power supply.

4. A high temperature furnace with waste heat recovery function according to claim 1, characterized in that the inner sealing plate (14) and the outer sealing plate (12) have the same size and are both larger than the inner furnace mouth (13).

5. The high-temperature furnace with the waste heat recovery function according to claim 1, wherein a sliding groove (6) is formed in the middle of the supporting table (8) along the moving direction of the furnace carriage (4), a connecting block (7) is slidably mounted in the sliding groove (6), the top end of the connecting block (7) is fixedly connected with the middle of the bottom surface of the furnace carriage (4), the bottom end of the connecting block (7) is in contact with the bottom surface of the sliding groove (6), the side surface of the connecting block (7) is fixedly connected with one end of a horizontally-mounted push-pull rod (9), and the other end of the push-pull rod (9) extends out of the outer furnace body (1) to be integrally formed with a pull ring (10).