CN212102565U

CN212102565U - Forced convection device of toughened glass heating furnace

Info

Publication number: CN212102565U
Application number: CN202020076639.9U
Authority: CN
Inventors: 唐子立
Original assignee: Luoyang Deloitte Machinery Equipment Co ltd
Current assignee: Luoyang Deloitte Machinery Equipment Co ltd
Priority date: 2020-01-13
Filing date: 2020-01-13
Publication date: 2020-12-08
Anticipated expiration: 2030-01-13

Abstract

The utility model discloses a forced convection device of a toughened glass heating furnace, which comprises an air heater, wherein the lower end of the air heater is provided with an air box, the lower end of the air box is communicated with a fan volute, two ends of the fan volute are centrosymmetrically provided with two diversion cavities, the lower ends of the diversion cavities are communicated with air collecting boxes, the lower ends of the two air collecting boxes are communicated with at least one pair of furnace wire shells which are oppositely arranged, the bottom of each furnace wire shell is fixed with a wind plate, a plurality of air outlet holes are evenly distributed on the wind plate, heating furnace wires are arranged above the wind plate, the upper surface of each furnace wire shell is provided with a wire connecting pipe, one side of each heating furnace wire passes through the wire connecting pipe to be connected with an external power supply, the forced convection device of the toughened glass heating furnace adopts a closed type air heater circulation wind path to guide heat to the surface of glass in a convection mode, the absorption rate of the toughened glass is improved, thereby realizing high optical performance of the tempered glass.

Description

Forced convection device of toughened glass heating furnace

Technical Field

The utility model relates to a glass processing technology field specifically is a forced convection device of toughened glass heating furnace.

Background

The traditional toughened glass heating furnace directly blows hot air to the surface of glass through superheated air, so that heat loss is caused, the temperature in the furnace is uneven, the glass (particularly coated glass) generates integral and edge thermal deformation, the surface of the toughened glass is affected to be not a plane, and the high optical performance of the toughened glass cannot be realized.

Disclosure of Invention

The to-be-solved technical problem of the utility model is to overcome current defect, provide a forced convection device of toughened glass heating furnace, adopt closed air heater circulation wind path, guide the glass surface to the heat with the mode of convection current, improve the absorption rate of heat, the reduction in production energy consumption eliminates toughened glass's whole and limit portion heat altered shape to realize toughened glass's high optical properties, can effectively solve the problem in the background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a forced convection device of toughened glass heating furnace, includes the air heater, the lower extreme of air heater is equipped with bellows, the lower extreme and the fan spiral case of crossing bellows are linked together, the both ends of fan spiral case are central symmetry and are equipped with two water conservancy diversion chambeies, the lower extreme intercommunication in water conservancy diversion chamber has an album bellows, the lower extreme intercommunication of two album bellows has the stove silk casing of at least a pair of relative setting, the bottom of stove silk casing is fixed with the aerofoil, the equipartition has a plurality of exhaust vents on the aerofoil, the top of aerofoil is equipped with the heating stove silk, the upper surface of stove silk casing is equipped with connects the silk pipe, one side of heating stove silk is passed and is connected with external power source.

As an optimized technical scheme of the utility model, the upper end of crossing bellows is fixed with the apron through fixing bolt, crosses between bellows and the water conservancy diversion chamber contained angle and is 5.

As a preferred technical scheme of the utility model, the collection bellows is the trapezoidal structure on the side all with the inclined plane around.

As an optimized technical proposal of the utility model, the furnace wire shell is a trapezoidal structure with an inclined plane on one side inwards.

As a preferred technical scheme of the utility model, the stove silk casing that the lower extreme of collection bellows set up is eight pairs.

As an optimized technical proposal of the utility model, the outer side surfaces of the front and the back furnace wire shells are fixedly connected through a connecting plate.

As an optimized technical scheme of the utility model, the heating furnace silk connects in the lateral surface of stay tube in the winding way, and the both ends of stay tube are fixed and are set up on the furnace silk supporting baseplate of aerofoil upper surface.

As an optimized technical proposal of the utility model, the heating furnace wires arranged in the furnace wire shell are two, and the two heating furnace wires are arranged side by side.

As a preferred technical scheme of the utility model, the symmetry is fixed with two dead levers around the upper surface of collection bellows, and that is fixed with the fixing base in the top of dead lever, and the top of fixing base is fixed with the pull rod.

As a preferred technical scheme of the utility model, the lower extreme joint of pull rod is in the fixing base, and the lower extreme of pull rod is in the same place through round pin axle and fixing base cross-under, and one side of round pin axle is pegged graft and is had the split pin.

Compared with the prior art, the beneficial effects of the utility model are that: this toughened glass heating furnace's forced convection device compact structure, reasonable in design, occupation space is little during the use, carry out the even heating to toughened glass through continuous even forced convection mode, guarantee the pressure of thermal current, the stability of flow and wind speed, through setting up water conservancy diversion chamber and wind-collecting box, guarantee the heat loss, the heating furnace silk through built-in furnace silk casing realizes carrying out the even heating to the air, furnace silk casing through relative setting distinguishes each heating unit and seals independent circulation wind channel, the consumption of reduction production energy, the setting up of aerofoil and exhaust vent makes the hot-blast air flow continuous stabilization, toughened glass's whole and limit portion thermal deformation avoid appearing, realize toughened glass's high optical property.

Drawings

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

FIG. 2 is an enlarged schematic view of FIG. 1B;

FIG. 3 is a front view of the present invention;

FIG. 4 is a cross-sectional view taken at FIG. 3A;

fig. 5 is a top view of the present invention.

In the figure: 1 air heater, 2 air passing box, 3 fan volute, 4 air collecting box, 5 furnace wire shell, 6 furnace wire supporting bottom plate, 7 heating furnace wire, 8 supporting tube, 9 air outlet, 10 air plate, 11 wire connecting tube, 12 connecting plate, 13 pull rod, 14 fixing rod, 15 fixing seat, 16 pin shaft, 17 split pin, 18 cover plate and 19 diversion cavity.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below 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, but not all embodiments (for convenience of description and understanding, the following description is made with the upper side of fig. 3 being the upper side, and the front side of fig. 3 being the front side). 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. 1-5, the present invention provides a technical solution: a forced convection device of a toughened glass heating furnace comprises an air heater 1, wherein the lower end of the air heater 1 is provided with an air passing box 2, the lower end of the air passing box 2 is communicated with a fan volute 3, two ends of the fan volute 3 are centrosymmetrically provided with two diversion cavities 19, the upper end of the air passing box 2 is fixed with a cover plate 18 through fixing bolts, an included angle between the air passing box 2 and the diversion cavities 19 is 5 degrees, an air outlet space is improved through an air outlet mode with an included angle of 5 degrees, the circulation of air quantity is increased, the whole hot air convection efficiency is improved, the lower end of the diversion cavity 19 is communicated with an air collecting box 4, the front side surface and the rear side surface of the air collecting box 4 are of a trapezoidal structure with inclined surfaces, two fixing rods 14 are symmetrically fixed in front and rear of the upper surface of the air collecting box 4, a fixing seat 15 is fixed above the fixing rods 14, a pull rod 13 is, the lower end of a pull rod 13 is connected with a fixed seat 15 in a penetrating way through a pin shaft 16, one side of the pin shaft 16 is inserted with a split pin 17, the pull rod 13 and a fixed rod 14 are fixed through the split pin 17 and the pin shaft 16, so that the device is convenient to disassemble, assemble and adjust angles, the use convenience is improved, the lower ends of two air collecting boxes 4 are communicated with at least one pair of furnace wire shells 5 which are oppositely arranged, the furnace wire shells 5 are of a trapezoidal structure, the inward side of each furnace wire shell 5 is an inclined plane, the air collecting boxes 4 and the furnace wire shells 5 are both of a trapezoidal structure, a hot air storage space and an air flow volume are added, so that the air outlet efficiency is higher, the furnace wire shells 5 arranged at the lower end of the air collecting boxes 4 are eight pairs, the outer side surfaces of the front and rear furnace wire shells 5 are fixedly connected through a connecting plate 12, the bottom of the furnace wire shells 5 is fixed with an air plate 10, the heating furnace silk 7 quantity that sets up in the stove silk casing 5 is two, two heating furnace silks 7 set up side by side, the heating efficiency of convection current has been improved through setting up two heating furnace silks 7, heating furnace silk 7 wraparound is at the lateral surface of stay tube 8, the both ends of stay tube 8 are fixed and are set up on the stove silk supporting baseplate 6 of aerofoil 10 upper surface, the upper surface of stove silk casing 5 is equipped with and connects a pipe 11, one side of heating furnace silk 7 is passed and is connect a pipe 11 and be connected with external power source, this toughened glass heating furnace's compulsory convection device compact structure, and reasonable design, occupation space is little during the use, carry out the even heating to toughened glass through continuous even compulsory convection mode, guarantee the pressure of thermal current, the stability of flow and wind speed.

When in use: fix this device in the toughened glass's of treating the heating top through pull rod 13 earlier, then connect external power source, make heating furnace silk 7 generate heat, take heating furnace silk 7 circular telegram a period after, open air heater 1, the air current flows through 19 flow direction collection wind boxes 4 and the stove silk casing 5 of water conservancy diversion chamber that both ends set up in, heat the wind through heating furnace silk 7 in the stove silk casing 5, then export hot-blast outlet 9 through stove silk casing 5 below, even injection is on the toughened glass surface.

The utility model can be operated conveniently, occupies little space when in use, and is convenient for operation and use; the surface of the toughened glass can be continuously and uniformly heated, so that the use convenience is improved; the heating units are distinguished and the independent circulating air ducts are sealed through the furnace wire shells 5 which are arranged oppositely, so that the production energy consumption is reduced, and the use convenience is further improved.

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 forced convection device of toughened glass heating furnace, includes air heater (1), its characterized in that: the lower extreme of air heater (1) is equipped with bellows (2), the lower extreme of crossing bellows (2) is linked together with fan spiral case (3), the both ends of fan spiral case (3) are central symmetry and are equipped with two water conservancy diversion chambeies (19), the lower extreme intercommunication in water conservancy diversion chamber (19) has wind-collecting box (4), the lower extreme intercommunication of two wind-collecting box (4) has stove silk casing (5) of at least a pair of relative setting, the bottom of stove silk casing (5) is fixed with aerofoil (10), the equipartition has a plurality of exhaust vents (9) on aerofoil (10), the top of aerofoil (10) is equipped with heating stove silk (7), the upper surface of stove silk casing (5) is equipped with connects silk pipe (11), one side of heating stove silk (7) is passed and is connected with external power source connects silk pipe (11).

2. The forced convection apparatus of a tempered glass heating furnace according to claim 1, wherein: the upper end of the air passing box (2) is fixed with a cover plate (18) through a fixing bolt, and an included angle between the air passing box (2) and the flow guide cavity (19) is 5 degrees.

3. The forced convection apparatus of a tempered glass heating furnace according to claim 1, wherein: the air collecting box (4) is of a trapezoidal structure with the front side face and the rear side face being matched with the inclined face.

4. The forced convection apparatus of a tempered glass heating furnace according to claim 1, wherein: the furnace wire shell (5) is of a trapezoidal structure with an inclined surface at one inward side.

5. A forced convection apparatus of a tempered glass heating furnace according to claim 1 or 3, wherein: eight pairs of furnace wire shells (5) are arranged at the lower end of the air collecting box (4).

6. The forced convection apparatus of a tempered glass heating furnace according to claim 1 or 4, wherein: the outer side surfaces of the front and the rear furnace wire shells (5) are fixedly connected through a connecting plate (12).

7. The forced convection apparatus of a tempered glass heating furnace according to claim 1, wherein: the heating furnace wire (7) is wound on the outer side surface of the supporting pipe (8), and two ends of the supporting pipe (8) are fixed on a furnace wire supporting bottom plate (6) arranged on the upper surface of the air plate (10).

8. The forced convection apparatus of a tempered glass heating furnace according to claim 1 or 7, wherein: the heating furnace wires (7) arranged in the furnace wire shell (5) are two in number, and the two heating furnace wires (7) are arranged side by side.

9. A forced convection apparatus of a tempered glass heating furnace according to claim 1 or 3, wherein: two fixing rods (14) are symmetrically fixed to the front and the back of the upper surface of the air collecting box (4), a fixing seat (15) is fixed above each fixing rod (14), and a pull rod (13) is fixed above each fixing seat (15).

10. The forced convection apparatus of a tempered glass heating furnace according to claim 9, wherein: the lower end of the pull rod (13) is clamped in the fixed seat (15), the lower end of the pull rod (13) is connected with the fixed seat (15) in a penetrating mode through a pin shaft (16), and a cotter pin (17) is inserted into one side of the pin shaft (16).