CN213421885U

CN213421885U - Heat treatment furnace temperature balancing device

Info

Publication number: CN213421885U
Application number: CN202022501899.9U
Authority: CN
Inventors: 林衡衡
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-11-03
Filing date: 2020-11-03
Publication date: 2021-06-11
Anticipated expiration: 2030-11-03

Abstract

The utility model discloses a heat treatment furnace temperature balancing unit relates to the balanced field of furnace temperature, including the furnace body, one side of furnace body is provided with the discharge gate, and the feed inlet has been seted up to the opposite side of furnace body, installs the heater in the middle of the bottom of furnace body, and air exhauster and heat pipe waste heat recoverer are installed respectively to the top of furnace body, and the air exhauster end of breathing in is connected with the connecting pipe. The utility model discloses a set up the disc, high-speed nozzle and heat insulating board, when the work piece gets into the inside heating of furnace body, start the heater, motor and high-speed nozzle, the heater produces the heat and heats the work piece, the motor drives the disc and rotates, a plurality of high-speed nozzles follow the disc and rotate, because the entrainment and the stirring effect of hot air current are seared to high-speed nozzle spun high temperature, can make the inside temperature distribution of furnace body more even, reduce the temperature difference in the furnace body, thereby make the work piece be heated evenly, the production quality of work piece has been improved, the heat insulating board can obstruct the thermal current transmission, keep the inside heat degree of furnace body.

Description

Heat treatment furnace temperature balancing device

Technical Field

The utility model relates to a balanced field of furnace temperature specifically is a heat treatment furnace temperature balancing unit.

Background

The heat treatment furnace is an electric furnace or a fuel furnace for heating and heat-treating a charge. Commonly used heat treatment furnaces include a box-type resistance furnace, a pit-type resistance furnace, a gas carburizing furnace, a salt bath furnace, and the like. Typically, a continuous furnace is used, with workpieces being continuously loaded from a loading door, through a hearth, and continuously unloaded from a discharge door. A common in-furnace transfer method is to load a workpiece on a heat-resistant steel rail and transfer the workpiece by a walking beam or a pusher. In recent years, a heat-resistant steel conveyor belt has been used for transportation. In this way, the heat treatment operation is more rationalized, greatly increasing the possibility of automation and unattended management of the heat treatment process.

The existing furnace temperature balancing device has the defects that the temperature difference of each position in the furnace body is large, so that workpieces placed in the furnace body are heated unevenly, the manufacturing quality of the workpieces is low, unnecessary economic loss is generated, heat exists in water vapor generated by the furnace body when the workpieces are heated, and the water vapor is directly discharged to the outside to waste heat.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: in order to solve the problems of large temperature difference inside a furnace body and waste of heat in directly discharged water vapor, the furnace temperature balancing device of the heat treatment furnace is provided.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a heat treatment furnace temperature balancing unit, includes the furnace body, one side of furnace body is provided with the discharge gate, the feed inlet has been seted up to the opposite side of furnace body, install the heater in the middle of the bottom of furnace body, air exhauster and heat pipe waste heat recoverer are installed respectively to the top of furnace body, the air exhauster end of breathing in is connected with the connecting pipe, the bottom of connecting pipe is fixed with the collecting pipe, the collection hole has been seted up to the bottom of collecting pipe, one side of heat pipe waste heat recoverer is connected with out the tuber pipe, the inner wall of furnace body is provided with the heat insulating board, the motor is installed to the inside top of furnace body, the output of motor is connected with the disc through the.

Preferably, the high-speed burners are provided in plurality and are arranged in an annular array.

Preferably, the collecting hole is provided with a plurality of collecting holes which are arranged at equal intervals from left to right and arranged at the bottom of the collecting pipe.

Preferably, one end of the air outlet pipe penetrates through the top of the furnace body and extends to the inside of the furnace body, and the bottom end of the air outlet pipe is semicircular.

Preferably, the heat insulation plate is tightly attached to the inner wall of the furnace body, and the heat insulation plate is made of glass fiber materials.

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

1. the utility model discloses a set up disc, high-speed nozzle and heat insulating board, when the work piece gets into the inside heating of furnace body, start heater, motor and high-speed nozzle, the heater produces the heat and heats the work piece, the motor drives the disc and rotates, a plurality of high-speed nozzles follow the disc and rotate, because the entrainment and the stirring effect of the hot-blast stream are seared to the high temperature that the high-speed nozzle spun, can make the inside temperature distribution of furnace body more even, reduce the temperature difference in the furnace body, thereby make the work piece be heated evenly, the production quality of work piece has been improved, the heat insulating board can hinder the heat flux transmission, keep the heat degree in the;

2. the utility model discloses a set up and collect the hole, the collecting pipe, the connecting pipe, air exhauster and play tuber pipe, when the heater heats the work piece, the inside steam that can produce of furnace body, the user starts the air exhauster on operating panel, the air exhauster produces suction, a plurality of collection pore pair furnace body inside steam is collected, steam reachs heat pipe waste heat recoverer through the connecting pipe, heat pipe waste heat recoverer can turn into steam, make steam can the reutilization, steam is inside from going out the tuber pipe discharge to the furnace body again, increase the inside temperature of furnace body.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic sectional structure of the present invention;

FIG. 3 is an enlarged schematic view of the structure at the position A of the present invention;

fig. 4 is an enlarged schematic structural diagram of the position B of the present invention.

In the figure: 1. a furnace body; 2. a feed inlet; 3. a discharge port; 4. a heater; 5. an exhaust fan; 6. a connecting pipe; 7. a heat pipe waste heat recoverer; 8. an air outlet pipe; 9. a heat insulation plate; 10. a motor; 11. a collection pipe; 12. a collection well; 13. a disc; 14. a high-speed burner; 15. an operation panel.

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.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "connected" and "disposed" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art. The following describes an embodiment of the present invention according to its overall structure.

Referring to fig. 1-4, a heat treatment furnace temperature balancing device comprises a furnace body 1, a feed inlet 2, a discharge outlet 3, a heater 4, an exhaust fan 5, a connecting pipe 6, a heat pipe waste heat recoverer 7, an air outlet pipe 8, a heat insulating plate 9, a motor 10, a collecting pipe 11, a collecting hole 12, a disc 13, a high-speed burner 14 and an operating panel 15; one side of furnace body 1 is provided with discharge gate 3, feed inlet 2 has been seted up to the opposite side of furnace body 1, install heater 4 in the middle of the bottom of furnace body 1, air exhauster 5 and heat pipe waste heat recoverer 7 are installed respectively to the top of furnace body 1, air exhauster 5 end of breathing in is connected with connecting pipe 6, the bottom of connecting pipe 6 is fixed with collecting pipe 11, collecting hole 12 has been seted up to collecting pipe 11's bottom, one side of heat pipe waste heat recoverer 7 is connected with out tuber pipe 8, the inner wall of furnace body 1 is provided with heat insulating board 9, motor 10 is installed to the inside top of furnace body 1, the output of motor 10 is connected with disc 13 through the pivot, high-speed nozzle 14.

Please refer to fig. 1-4, the high-speed burners 14 are provided with a plurality of high-speed burners 14, the plurality of high-speed burners 14 are arranged in an annular array, the plurality of high-speed burners 14 can make the temperature distribution inside the furnace body 1 more uniform, the temperature difference inside the furnace body 1 is reduced, the plurality of collecting holes 12 are arranged at equal intervals from left to right and at the bottom of the collecting pipe 11, and the plurality of collecting holes 12 collect the water vapor inside the furnace body 1.

Please refer to fig. 1 and fig. 2, one end of the air outlet pipe 8 penetrates the top of the furnace body 1 and extends to the inside of the furnace body 1, the bottom end of the air outlet pipe 8 is semicircular to increase the area for discharging hot air, the heat insulation plate 9 is tightly attached to the inner wall of the furnace body 1, and the heat insulation plate 9 is made of glass fiber material, the heat insulation plate 9 can block heat flow transmission and maintain the heat inside the furnace body 1.

The working principle is as follows: firstly, when a workpiece enters the furnace body 1 to be heated, the heater 4, the motor 10 and the high-speed burners 14 are started, the heater 4 generates heat to heat the workpiece, the motor 10 drives the disc 13 to rotate, the high-speed burners 14 rotate along with the disc 13, the temperature inside the furnace body 1 can be more uniformly distributed due to the entrainment and stirring action of high-temperature hot air flow sprayed by the high-speed burners 14, the temperature difference inside the furnace body 1 is reduced, so that the workpiece is uniformly heated, the heat insulation plate 9 can obstruct heat flow transfer, the heat degree inside the furnace body 1 is kept, when the workpiece is heated by the heater 4, water vapor can be generated inside the furnace body 1, a user starts the exhaust fan 5 on the operation panel 15, the exhaust fan 5 generates suction, the plurality of collecting holes 12 collect the water vapor inside the furnace body 1, and the water vapor reaches the heat pipe waste heat recoverer 7 through the, the heat pipe waste heat recoverer 7 can convert water vapor into hot air, so that the water vapor can be recycled, and the hot air is discharged into the furnace body 1 from the air outlet pipe 8, so that the temperature inside the furnace body 1 is increased.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a heat treatment furnace temperature balancing unit, includes furnace body (1), its characterized in that: a discharge hole (3) is formed in one side of the furnace body (1), a feed inlet (2) is formed in the other side of the furnace body (1), a heater (4) is installed in the middle of the bottom of the furnace body (1), an exhaust fan (5) and a heat pipe waste heat recoverer (7) are installed at the top of the furnace body (1) respectively, a connecting pipe (6) is connected to the air suction end of the exhaust fan (5), a collecting pipe (11) is fixed to the bottom of the connecting pipe (6), a collecting hole (12) is formed in the bottom of the collecting pipe (11), an air outlet pipe (8) is connected to one side of the heat pipe waste heat recoverer (7), a heat insulation plate (9) is arranged on the inner wall of the furnace body (1), a motor (10) is installed above the inside of the furnace body (1), the output end of the motor (10), an operation panel (15) is arranged on the outer surface of the furnace body (1).

2. The heat treatment furnace temperature equalizing device of claim 1, wherein: the high-speed burners (14) are arranged in a plurality, and the high-speed burners (14) are arranged in an annular array.

3. The heat treatment furnace temperature equalizing device of claim 1, wherein: the collecting hole (12) is provided with a plurality of, and is a plurality of collecting hole (12) arrange from a left side to the right equidistance with the bottom of collecting pipe (11).

4. The heat treatment furnace temperature equalizing device of claim 1, wherein: one end of the air outlet pipe (8) penetrates through the top of the furnace body (1) and extends to the inside of the furnace body (1), and the bottom end of the air outlet pipe (8) is semicircular.

5. The heat treatment furnace temperature equalizing device of claim 1, wherein: the heat insulation plate (9) is tightly attached to the inner wall of the furnace body (1), and the heat insulation plate (9) is made of glass fiber materials.