CN217377709U

CN217377709U - Vacuum electric heating annealing furnace for glass

Info

Publication number: CN217377709U
Application number: CN202221353021.8U
Authority: CN
Inventors: 朱卫福; 陆乾明
Original assignee: Zhejiang Wannengda Furnace Industry Co ltd
Current assignee: Zhejiang Wannengda Furnace Industry Co ltd
Priority date: 2022-06-01
Filing date: 2022-06-01
Publication date: 2022-09-06
Anticipated expiration: 2032-06-01

Abstract

The utility model relates to a vacuum electrical heating annealing stove for glass, including one side open-ended box furnace body, but the furnace gate of switch is installed to furnace body open-ended one side, the furnace body is surrounding layer from outer to interior respectively, insulating layer and inner liner, the mounting hole has still been seted up at the middle part at furnace body top, the through-hole has still been seted up to the both sides of mounting hole, the roof of the inside of furnace body is still fixed mounting has a plurality of poles that hang, a plurality of bottom fixed mounting who hangs the pole has the furred ceiling, fixed mounting has the vertical big amount of wind fan that sets up downwards in the mounting hole, the both sides that the furred ceiling is located big amount of wind fan are still fixed mounting have a plurality of bayonet type electric heater. The utility model discloses guaranteed the clean free from admixture in the furnace body, not only very big improvement work efficiency, still improved the product quality.

Description

Vacuum electric heating annealing furnace for glass

Technical Field

The utility model relates to an annealing furnace in the field of heat treatment, in particular to a vacuum electric heating annealing furnace for glass.

Background

A glass annealing furnace is a common device in the glass production field. However, the existing glass annealing furnace has low working efficiency, and most of the glass annealing furnaces are heated by gas, so that the cost is high, and the quality of glass is influenced due to more impurities in smoke.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a vacuum electrical heating annealing furnace for glass 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 vacuum electrical heating annealing stove for glass, including one side open-ended box furnace body, but the furnace gate of switch is installed to furnace body open-ended one side, the furnace body is the surrounding layer from outer to interior respectively, insulating layer and inner liner, the mounting hole has still been seted up at the middle part at furnace body top, the through-hole has still been seted up to the both sides of mounting hole, the roof of the inside of furnace body still fixed mounting has a plurality of poles that hang, a plurality of bottom fixed mounting who hangs the pole have the furred ceiling, fixed mounting has the vertical big amount of wind fan that sets up downwards in the mounting hole, the furred ceiling is located the both sides that are located big amount of wind fan and still fixed mounting has a plurality of bayonet type electric heater, fixed mounting has the tuber pipe in the through-hole, the one end of tuber pipe extends to under the bayonet type electric heater, the other end of tuber pipe extends the furnace body and communicates with a cooling fan.

Preferably, the large-air-volume fan is a variable-frequency low-pressure large-air-volume axial-flow reversible fan, the power of the motor is 30kw, the full pressure is 660Pa, the air volume is 148000m3/h, the bottom of the large-air-volume fan is also rotatably provided with a fan, and the bayonet electric heaters are arranged on two sides of the fan.

Preferably, a power line is arranged in the hanging rod close to the bayonet electric heater, and the bayonet electric heater is powered by the power line.

Preferably, the bottom of the furnace body is also fixedly provided with a plurality of supporting columns, the tops of the supporting columns are fixedly provided with brackets, and the brackets are provided with glass placing frames.

Preferably, the glass placement frame has a frame shape with an open top, and a plurality of partition plates are further provided in the glass placement frame at regular intervals.

Preferably, one end of the cooling fan is communicated with the air pipe, the other end of the cooling fan is communicated with a smoke exhaust pipe, one end of the smoke exhaust pipe, which is far away from the cooling fan, is also communicated with a dust remover, and the dust remover is also provided with a tail gas pipe.

Preferably, the top of the furnace body is also provided with a bracket, the smoke exhaust pipe is arranged on the bracket, and the dust remover is fixedly arranged on one side outside the furnace body.

Preferably, the top end of the large-air-volume fan is also provided with an air channel, the air channel is also communicated with the smoke exhaust pipe, and the joint of the cooling fan and the smoke exhaust pipe and the joint of the air channel and the smoke exhaust pipe are both provided with electric valves.

Preferably, the middle part and two sides of the bottom surface of the suspended ceiling are also fixedly provided with temperature probes.

When in use, firstly, the glass to be processed is placed between the partition plates of the glass placing frame body, then the glass placing frame body is placed on the bracket, the furnace door is closed, the electric valve at the joint of the cooling fan and the smoke exhaust pipe is closed, the electric valve at the joint of the air channel and the smoke exhaust pipe is opened, the large-air-volume fan starts to perform air draft to vacuumize the furnace body and then close all the electric valves, the bayonet electric heater starts to heat and maintain the temperature at the required temperature, the large-air-volume fan blows reversely to uniformly heat the furnace body and monitors the temperature of each position in the furnace body in real time through the temperature probe, after heating, the electric valve and the cooling fan at the joint of the cooling fan and the smoke exhaust pipe are opened, the cooling fan blows into the furnace body to slowly cool the furnace body firstly, then the electric valve at the joint of the air channel and the smoke exhaust pipe is opened, the large-air-volume fan blows reversely to rapidly cool the furnace body, thereby completing the entire process.

The utility model discloses an overcome prior art not enough, a vacuum electrical heating annealing stove for glass has been designed, design to glass annealing, the air in the furnace body is taken away earlier through the big wind volume axial compressor reversible fan of inverter type low pressure, rethread bayonet type electric heater heats, and the temperature through each position in the temperature probe real time monitoring furnace body, guarantee the homogeneity of heating, open cooling fan and cool down in the furnace body after the annealing is accomplished again, also can open big amount of wind fan simultaneously and carry out the double fan cooling to the furnace body, and the double fan all communicates with the pipe of discharging fume, the clean free from admixture in the furnace body has been guaranteed, not only very big improvement work efficiency, the product quality has still been improved.

Drawings

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

In the figure: 1. furnace body, 2, furnace gate, 3, suspension rod, 4, furred ceiling, 5, big amount of wind fan, 6, bayonet type heater, 7, tuber pipe, 8, cooling fan, 9, support column, 10, bracket, 11, glass place the framework, 12, baffle, 13, exhaust pipe, 14, dust remover, 15, tail gas pipe, 16, support, 17, wind channel, 18, electric valve, 19, temperature probe.

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, a vacuum electric heating annealing furnace for glass comprises a box-type furnace body 1 with an opening at one side, a furnace door 2 capable of being opened and closed is installed at one side of the opening of the furnace body 1, the furnace body 1 is respectively an outer cladding layer from outside to inside, insulating layer and inner liner, the mounting hole has still been seted up at the middle part at 1 top of furnace body, the through-hole has still been seted up to the both sides of mounting hole, the roof of the inside of furnace body 1 still fixed mounting have a plurality ofly hang pole 3, a plurality ofly hang the bottom fixed mounting of pole 3 and have furred ceiling 4, fixed mounting has vertical big amount of wind fan 5 that sets up downwards in the mounting hole, furred ceiling 4 is located the both sides that are located big amount of wind fan 5 and still fixed mounting has a plurality of bayonet type electric heater 6, fixed mounting has tuber pipe 7 in the through-hole, the one end of tuber pipe 7 extends to under bayonet type electric heater 6, the other end of tuber pipe 7 extends furnace body 1 and communicates with a cooling fan 8.

The large-air-volume fan 5 is a variable-frequency low-voltage large-air-volume axial-flow reversible fan, the power of a motor is 30kw, the full pressure is 660Pa, the air volume is 148000m3/h, the bottom of the large-air-volume fan 5 is also rotatably provided with fans, and the bayonet type electric heaters 6 are arranged on two sides of each fan.

A power line is arranged in the hanging rod 3 close to the bayonet electric heater 6, and the bayonet electric heater 6 supplies power through the power line.

The bottom of the furnace body 1 is also fixedly provided with a plurality of supporting columns 9, the tops of the supporting columns 9 are fixedly provided with brackets 10, and the brackets 10 are provided with glass placing frames 11.

The glass containing frame body 11 is in a frame shape with an open top, and a plurality of partition plates 12 are further arranged in the glass containing frame body 11 at even intervals.

One end of the cooling fan 8 is communicated with the air pipe 7, the other end of the cooling fan is communicated with a smoke exhaust pipe 13, one end, far away from the cooling fan 8, of the smoke exhaust pipe 13 is further communicated with a dust remover 14, and a tail air pipe 15 is further arranged on the dust remover 14.

The top of the furnace body 1 is also provided with a bracket 16, the smoke exhaust pipe 13 is erected on the bracket 16, and the dust remover 14 is fixedly arranged on one side of the outside of the furnace body 1.

An air duct 17 is formed at the top end of the large air volume fan 5 and is also communicated with the smoke exhaust pipe 13, and electric valves 18 are arranged at the joint of the cooling fan 8 and the smoke exhaust pipe 13 and the joint of the air duct 17 and the smoke exhaust pipe 13.

Temperature probes 19 are also fixedly arranged in the middle and at two sides of the bottom surface of the suspended ceiling 4.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", 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 simplicity 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.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a vacuum electrical heating annealing stove for glass, includes one side open-ended box furnace body, but the furnace gate of switch is installed to furnace body open-ended one side, the furnace body is surrounding layer, insulating layer and inner liner, its characterized in that from outer to interior respectively: the middle part at furnace body top has still seted up the mounting hole, and the through-hole has still been seted up to the both sides of mounting hole, the roof of the inside of furnace body still fixed mounting have a plurality of poles that hang, a plurality of bottom fixed mounting that hang the pole have the furred ceiling, fixed mounting has the vertical big amount of wind fan that sets up downwards in the mounting hole, the both sides that the furred ceiling is located big amount of wind fan still fixed mounting have a plurality of bayonet type electric heater, fixed mounting has the tuber pipe in the through-hole, the one end of tuber pipe extends to under the bayonet type electric heater, the other end of tuber pipe extends the furnace body and communicates with a cooling fan.

2. The vacuum electrically heated lehr for glass according to claim 1, wherein: the large-air-volume fan is a variable-frequency low-pressure large-air-volume axial-flow reversible fan, the power of the motor is 30kw, the full pressure is 660Pa, and the air volume is 148000m ³ And the bottom of the large-air-volume fan is also rotatably provided with a fan, and the bayonet electric heaters are arranged on two sides of the fan.

3. The vacuum electrically heated lehr for glass according to claim 1, wherein: and a power line is arranged in the hanging rod close to the bayonet electric heater, and the bayonet electric heater is powered by the power line.

4. The vacuum electrically heated lehr for glass according to claim 1, wherein: the bottom of furnace body still fixed mounting have a plurality of support columns, the top fixed mounting of support column has the bracket, be provided with glass on the bracket and place the framework.

5. The vacuum electrically heated lehr for glass according to claim 4, wherein: the glass placing frame body is in a frame shape with an opening at the top, and a plurality of partition plates are evenly arranged in the glass placing frame body at intervals.

6. The vacuum electrically heated lehr for glass according to claim 1, wherein: one end of the cooling fan is communicated with the air pipe, the other end of the cooling fan is communicated with a smoke exhaust pipe, one end of the smoke exhaust pipe, which is far away from the cooling fan, is also communicated with a dust remover, and a tail air pipe is further arranged on the dust remover.

7. The vacuum electrically heated lehr for glass according to claim 6, wherein: the top of furnace body still is provided with the support, the pipe support of discharging fume is established on the support, dust remover fixed mounting is in one side of the outside of furnace body.

8. The vacuum electrically heated lehr for glass according to claim 7, wherein: the top of big amount of wind fan has still the shaping wind channel, the wind channel also communicates with the pipe of discharging fume, cooling fan and the union coupling of discharging fume and wind channel and the union coupling of discharging fume all are provided with electric valve.

9. The vacuum electrically heated lehr for glass according to claim 1, wherein: and temperature probes are fixedly arranged in the middle and on two sides of the bottom surface of the suspended ceiling.