CN212669565U

CN212669565U - Drying device is used in vacuum glass production

Info

Publication number: CN212669565U
Application number: CN202022207948.8U
Authority: CN
Inventors: 李景
Original assignee: Jiangsu Jingtai Glass Co ltd
Current assignee: Jiangsu Jingtai Glass Co ltd
Priority date: 2020-09-30
Filing date: 2020-09-30
Publication date: 2021-03-09
Anticipated expiration: 2030-09-30

Abstract

The utility model discloses a drying device for vacuum glass production, which belongs to the technical field of vacuum glass production and comprises a bottom plate, wherein support legs are symmetrically arranged at the bottom end of the bottom plate in the left-right direction, lifting travelling wheels are arranged at the lower parts of the support legs, a vacuum drying box is arranged at the left side of the top end of the bottom plate, a sealing door is hinged at the front side of the vacuum drying box, electric heating plates are respectively arranged on the left wall and the right wall as well as the rear wall of the vacuum drying box, a support plate bracket is arranged in the vacuum drying box, a plurality of groups of glass support plates are arranged between the support plate brackets, and laminated glass is placed on the glass support plates. Meanwhile, the influence of hot gas in the box on the surrounding environment can be weakened.

Description

Drying device is used in vacuum glass production

Technical Field

The utility model relates to a vacuum glass produces technical field, specifically is a drying device is used in vacuum glass production.

Background

The vacuum glass is a novel glass deep processing product and is developed based on the principle of a vacuum flask. The structure of the vacuum glass is similar to that of hollow glass, and the difference is that the gas in the cavity of the vacuum glass is very thin and almost close to vacuum; the vacuum glass is formed by sealing the peripheries of two pieces of flat glass, vacuumizing the gap between the two pieces of flat glass and sealing an exhaust hole, wherein the gap between the two pieces of flat glass is 0.1-0.2mm, at least one of the two pieces of vacuum glass is low-radiation glass, so that the heat dissipated by conduction, convection and radiation of the vacuum glass is reduced to the minimum, and the working principle of the vacuum glass is the same as that of a glass vacuum flask. The vacuum glass is a great achievement of cooperative cooperation of glass technology, material science, vacuum technology, physical measurement technology, industrial automation, building science and the like, and multiple subjects, multiple technologies and multiple processes.

At present, the sealing and preparation of vacuum glass are generally that a circle of sealing materials with different thicknesses are coated with sealing materials made of low-melting glass powder, organic materials, metal compounds and the like around the inner surface of a piece of toughened glass, various supports are arranged on the inner surface of the toughened glass to counteract the force applied by external atmospheric pressure to the outer surfaces of two layers of glass, then the other piece of toughened glass is closed, an air suction opening is reserved or an air suction pipe is arranged, the other piece of toughened glass is fixed and then sent into heating equipment, the sealing materials are heated and cured according to the curing and bonding process of the sealing materials and the annealing temperature of the toughened glass is avoided as far as possible, then the temperature is reduced, so that a relatively sealed cavity is obtained, then the processed cavity of the toughened glass is cooled and then vacuumized by other equipment, and finally the air suction opening is sealed.

In the production process, heating and drying equipment is required to be used, so that the edge sealing material between the upper glass and the lower glass is melted to form the vacuum glass, the traditional vacuum drying process and the vacuumizing process are separated, the production process period is long, the production efficiency of the vacuum glass is influenced, the existing companies finish the drying and edge sealing process of the vacuum material in a vacuum chamber, but the existing vacuum drying equipment lacks a proper cooling system and only can open a door of the vacuum chamber to enable outdoor air to enter the vacuum glass with high temperature for rapid heat exchange, although the cooling speed is high, under the outdoor low-temperature condition, the glass surface temperature suddenly drops at a high speed, so that the thermal expansion and cold contraction effect of the edge sealing material is realized, air holes are easily formed, the sealing degree of the vacuum glass is reduced, the vacuum degree is influenced, and the cooling mode of the door of the vacuum chamber is directly opened, the temperature in the vacuum chamber diffuses directly outward, which can affect the surrounding working environment.

Based on this, the utility model designs a drying device and drying method are used in vacuum glass production to solve the above-mentioned problem that appears.

Disclosure of Invention

An object of the utility model is to provide a vacuum glass production is with drying device and drying method thereof to solve the problem among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a drying device for vacuum glass production comprises a bottom plate, wherein support legs are symmetrically arranged at the left and right sides of the bottom plate, lifting travelling wheels are arranged at the lower parts of the support legs, a vacuum drying box is arranged at the left side of the top end of the bottom plate, a sealing door is hinged to the front side of the vacuum drying box, electric heating plates are arranged on the left wall, the right wall and the rear wall of the vacuum drying box respectively, a support plate bracket is arranged in the vacuum drying box, a plurality of groups of glass support plates are arranged between the support plate brackets, laminated glass is placed on the glass support plates, a temperature detector and a pressure detector are arranged on the left side and the right side of the top of the vacuum drying box respectively, a first air pipe penetrates through the upper part of the right wall of the vacuum drying box, a first air valve is arranged on the first air pipe and close to the right wall of the vacuum drying box, the vacuum tube is provided with a second air valve, the right side of the top end of the bottom plate is provided with a heat exchange treatment box, the bottom end of the middle part of the first air tube is connected with a second air tube, the bottom end of the second air tube is connected with the heat exchange treatment box, the second air tube is provided with a third air valve, an exhaust pipe is connected between the lower part of the left wall of the heat exchange treatment box and the lower part of the vacuum drying box, and the exhaust pipe is provided with a fourth air valve.

Preferably, the lifting travelling wheel comprises a convex plate, the convex plate is connected with an adjusting threaded rod in a penetrating and screwed mode, and the bottom end of the adjusting threaded rod is fixedly connected with a universal wheel.

Preferably, the support plate bracket comprises four groups of vertical frames, the four groups of vertical frames are arranged in a left-right pairwise symmetry manner, slide rails are distributed on the opposite surface of the left-right vertical frame at equal intervals up and down, the left-right slide rails are arranged in a one-to-one correspondence manner, and a glass support plate is arranged between the left-right corresponding slide rails in a sliding manner.

Preferably, the upper and lower track surfaces of the slide rail are provided with balls, and the top of the slide rail is in threaded connection with a positioning screw rod in a penetrating mode.

Preferably, the glass supporting plate comprises a square plate body, and the top surface of the square plate body is provided with an installation positioning groove.

Preferably, the heat exchange treatment box is including the box, the inner chamber middle part of box is provided with the coolant liquid case, the coolant liquid case separates the box inner chamber for two upper and lower cavitys, and the right side in upper lateral cavity is equipped with the intake pipe, and the right side in lower lateral cavity is equipped with the outlet duct, be provided with the air discharge fan in the outlet duct, the left side in lower lateral cavity is established to the exhaust pipe, it has the heat conduction copper pole to run through the distribution on the diapire of coolant liquid case.

A drying method of a drying device for vacuum glass production comprises the following steps:

s1, before use, the sealing door 5 is opened, the glass supporting plate 8 is pulled out, the to-be-dried laminated glass 9 is sequentially placed in the installation positioning groove 82, and the sealing door 5 is closed after installation;

s2, closing the third air valve 19 and the fourth air valve 21, opening the first air valve 13 and the second air valve 16, starting the vacuum pump 14 again, stopping starting after the vacuum drying box 4 is vacuumized to be in a vacuum environment, and closing the first air valve 13 and the second air valve 16;

s3, starting the electric heating plate 6, raising the temperature of the vacuum drying box 4 to be within a set melting temperature range of the edge sealing material, melting the edge sealing material on the laminated glass 9 at a high temperature, and bonding the glass on the upper side and the glass on the lower side to form the vacuum glass after a period of time;

s4, closing the electric heating plate 6, opening the first air valve 13 and the third air valve 19, cooling the outside air through the heat exchange treatment box 17, then entering the vacuum drying box 4, and primarily cooling the laminated glass 9 after high-temperature treatment by the air at a lower temperature in the air inlet process until the internal air pressure is consistent with the outside;

and S5, opening the fourth air valve 21, starting the exhaust fan 175 to enable outside air to flow in the vacuum drying box 4 and the heat exchange processing box 17, further continuously cooling the laminated glass 9 until the laminated glass 9 is cooled, and opening the sealing door 5 to take out the processed laminated glass 9.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses dry vacuum glass in vacuum environment, go on its banding process and evacuation process in step, simplified glass production step, improved production efficiency, the cooperation through the heat transfer processing case that sets up and a plurality of pneumatic valves is used, can make vacuum glass's cooling process gentler, can also weaken the influence of incasement steam to surrounding environment simultaneously.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

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

FIG. 2 is a schematic view of the structure of the heat exchange treatment box of the present invention;

FIG. 3 is a top view of the pallet support and glass holder of the present invention;

fig. 4 is an enlarged schematic view of a portion a in fig. 1 according to the present invention.

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 of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1 to 4, the present invention provides a technical solution: a drying device for vacuum glass production comprises a bottom plate 1, support legs 2 are symmetrically arranged at the left and right sides of the bottom end of the bottom plate 1, lifting travelling wheels 3 are arranged at the lower parts of the support legs 2, a vacuum drying box 4 is arranged at the left side of the top end of the bottom plate 1, a sealing door 5 is hinged at the front side of the vacuum drying box 4, electric heating plates 6 are arranged on the left and right walls and the rear wall of the vacuum drying box 4, a supporting plate support 7 is arranged in the vacuum drying box 4, a plurality of groups of glass supporting plates 8 are arranged between the supporting plate supports 7, laminated glass 9 is placed on the glass supporting plates 8, a temperature detector 10 and an air pressure detector 11 are respectively arranged at the left and right sides of the top of the vacuum drying box 4, a first air pipe 12 penetrates through the upper part of the right wall of the vacuum drying box 4, a first air valve 13 is arranged on the first air, the other end of the vacuum tube 15 is connected with a vacuum pump 14, a second air valve 16 is arranged on the vacuum tube 15, a heat exchange treatment box 17 is arranged on the right side of the top end of the bottom plate 1, a second air tube 18 is connected to the bottom end of the middle of the first air tube 12, the bottom end of the second air tube 18 is connected with the heat exchange treatment box 17, a third air valve 19 is arranged on the second air tube 18, an exhaust pipe 20 is connected between the lower portion of the left wall of the heat exchange treatment box 17 and the lower portion of the vacuum drying box 4, and a fourth air valve 21 is.

Furthermore, the lifting travelling wheels 3 comprise a convex plate 31, an adjusting threaded rod 32 penetrates through the convex plate 31 and is screwed on the convex plate, and a universal wheel 33 is fixedly connected to the bottom end of the adjusting threaded rod 32, so that the moving capacity of the device is improved.

Further, the support plate bracket 7 comprises four groups of vertical frames 71, the four groups of vertical frames 71 are arranged in a left-right pairwise symmetry manner, slide rails 72 are distributed on the opposite surfaces of the left-side vertical frame 71 and the right-side vertical frame 71 at equal intervals from top to bottom, the left-side slide rails 72 and the right-side slide rails 72 are arranged in a one-to-one correspondence manner, and the glass support plate 8 is arranged between the left-side slide rails 72 and.

Further, the upper and lower track surfaces of the slide rail 72 are provided with balls 74 for reducing the sliding friction of the glass pallet, and the top of the slide rail 72 is screwed with a positioning screw 73 for positioning the position of the glass pallet.

Further, the glass supporting plate 8 comprises a square plate 81, and an installation positioning groove 82 is formed in the top surface of the square plate 81 and used for positioning and placing the glass stack after the sheet combination.

Further, heat transfer treatment box 17 is including box 171, the inner chamber middle part of box 171 is provided with coolant liquid case 172, coolant liquid case 172 separates the box 171 inner chamber for two upper and lower cavitys, the right side in upper lateral cavity is equipped with intake pipe 173, when external temperature is higher, the air current is during upper lateral cavity, can cool down with the coolant liquid heat transfer, improve the cooling effect, the right side in lower lateral cavity is equipped with outlet duct 174, be provided with air discharge fan 175 in the outlet duct 174, exhaust pipe 20 establishes the left side in lower lateral cavity, it has heat conduction copper pole 176 to run through the distribution on the diapire of coolant liquid case 172, be used for with the coolant liquid heat transfer, it is outer to reduce the heat and.

The working principle is as follows:

before use, the sealing door 5 is opened, the glass supporting plate 8 is pulled out, the to-be-dried laminated glass 9 is sequentially placed in the installation positioning groove 82, and the sealing door 5 is closed after installation;

then closing the third air valve 19 and the fourth air valve 21, opening the first air valve 13 and the second air valve 16, starting the vacuum pump 14, stopping starting after the vacuum drying box 4 is vacuumized to be in a vacuum environment, and closing the first air valve 13 and the second air valve 16;

starting the electric heating plate 6, raising the temperature of the vacuum drying box 4 to a set melting temperature range of the edge sealing material, melting the edge sealing material on the laminated glass 9 at a high temperature, and bonding the upper and lower glass to form vacuum glass after a period of time;

the electric heating plate 6 is closed, the first air valve 13 and the third air valve 19 are opened, the outside air enters the vacuum drying box 4 after being cooled by the heat exchange treatment box 17 (in the process, the first air valve 13 is adjusted to enable the air to enter the vacuum drying box 4 at a slower speed), the air inlet process is carried out until the internal air pressure is consistent with the outside, and the air at a lower temperature preliminarily cools the laminated glass 9 after high-temperature treatment;

and opening the fourth air valve 21, starting the exhaust fan 175 to enable external air flow to flow in the vacuum drying box 4 and the heat exchange treatment box 17, further continuously cooling the laminated glass 9 until the laminated glass 9 is cooled, and opening the sealing door 5 to take out the treated laminated glass 9.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The further embodiments of the present invention disclosed above are merely intended to help illustrate the present invention. Further embodiments are not exhaustive and do not limit the utility model to the specific embodiments described. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides a drying device is used in vacuum glass production, including bottom plate (1), bottom plate (1) bottom bilateral symmetry is provided with stabilizer blade (2), its characterized in that: the lower part of the support leg (2) is provided with a lifting travelling wheel (3), the left side of the top end of the bottom plate (1) is provided with a vacuum drying box (4), the front side of the vacuum drying box (4) is hinged with a sealing door (5), the left wall, the right wall and the rear wall of the vacuum drying box (4) are respectively provided with an electric heating plate (6), a supporting plate bracket (7) is arranged in the vacuum drying box (4), a plurality of groups of glass supporting plates (8) are arranged between the supporting plate brackets (7), laminated glass (9) is placed on the glass supporting plates (8), the left side and the right side of the top of the vacuum drying box (4) are respectively provided with a temperature detector (10) and an air pressure detector (11), the upper part of the right wall of the vacuum drying box (4) is provided with a first air pipe (12) in a penetrating manner, and the first air valve (13) is arranged on the first, the vacuum drying device is characterized in that a vacuumizing pipe (15) is connected to the bottom of the right end of the first air pipe (12), a vacuum pump (14) is connected to the other end of the vacuumizing pipe (15), a second air valve (16) is arranged on the vacuumizing pipe (15), a heat exchange treatment box (17) is arranged on the right side of the top end of the bottom plate (1), a second air pipe (18) is connected to the bottom end of the middle of the first air pipe (12), the heat exchange treatment box (17) is connected to the bottom end of the second air pipe (18), a third air valve (19) is arranged on the second air pipe (18), an exhaust pipe (20) is connected between the lower portion of the left wall of the heat exchange treatment box (17) and the lower portion of the vacuum drying box (4), and a fourth.

2. The drying device for vacuum glass production according to claim 1, wherein: lifting walking wheel (3) are including flange (31), it has adjusting threaded rod (32) to run through the spiro union on flange (31), the bottom rigid coupling of adjusting threaded rod (32) has universal wheel (33).

3. The drying device for vacuum glass production according to claim 1, wherein: the supporting plate support (7) comprises four groups of vertical frames (71), the four groups of vertical frames (71) are arranged in a left-right pairwise symmetrical mode, sliding rails (72) are distributed on the opposite surface of the left-right side vertical frame (71) at intervals from top to bottom, the left-right side sliding rails (72) are arranged in a one-to-one correspondence mode, and a glass supporting plate (8) is arranged between the left-right corresponding sliding rails (72) in a sliding mode.

4. The drying device for vacuum glass production according to claim 3, wherein: the upper and lower track surfaces of the slide rail (72) are provided with balls (74), and the top of the slide rail (72) is in threaded connection with a positioning screw rod (73).

5. The drying device for vacuum glass production according to claim 1, wherein: the glass supporting plate (8) comprises a square plate body (81), and the top surface of the square plate body (81) is provided with an installation positioning groove (82).

6. The drying device for vacuum glass production according to claim 1, wherein: heat transfer treatment case (17) is including box (171), the inner chamber middle part of box (171) is provided with coolant liquid case (172), coolant liquid case (172) are separated box (171) inner chamber for two upper and lower cavitys, and the right side in upper side chamber is equipped with intake pipe (173), and the right side in downside chamber is equipped with outlet duct (174), be provided with air discharge fan (175) in outlet duct (174), the left side in downside chamber is established in blast pipe (20), it has heat conduction copper pole (176) to run through the distribution on the diapire of coolant liquid case (172).