CN215250418U

CN215250418U - Novel glass annealing kiln

Info

Publication number: CN215250418U
Application number: CN202121389636.1U
Authority: CN
Inventors: 王建飞; 李森
Original assignee: Henan Xinrun Technology Co ltd
Current assignee: Henan Xinrun Technology Co ltd
Priority date: 2021-06-22
Filing date: 2021-06-22
Publication date: 2021-12-21
Anticipated expiration: 2031-06-22

Abstract

The utility model discloses a belong to glass annealing technical field, specifically be a novel glass annealing kiln, including the shell, the inner chamber left and right sides of shell is the symmetry form and installs the curb plate, two install the diaphragm between the curb plate, the left and right sides is the symmetry form on the diaphragm installs the case of firing, the bottom intermediate position of diaphragm installs the thermal-arrest board, the circulating pipe is all installed to the outer wall of thermal-arrest board and the case of firing, the circulating pipe is connected with the inner chamber of firing case and thermal-arrest board through outside branch, in this application document, adopts the mode of bottom flame-proof heating, evenly heats bottom all around of glassware, adopts the air duct structure simultaneously, cooperates the circulating pipe to export the temperature after the circulation to the top of glassware through the cover plate to heat the top of glassware, has effectually reduced the temperature difference, has improved the homogeneity of being heated of glassware, the problem that the service life is reduced due to uneven internal stress of the annealed glass product is solved.

Description

Novel glass annealing kiln

Technical Field

The utility model relates to a glass annealing technical field specifically is a novel glass annealing furnace.

Background

The thermal equipment used for annealing glass is called an annealing furnace. The annealing lehr may be classified according to the movement of the product, the heat source and the heating method. The annealing kiln can be divided into three types of intermittent type, semi-continuous type and continuous type according to the moving condition of products; the annealing kilns can be divided into four types of gas annealing kilns, fuel oil annealing kilns, coal-fired annealing kilns and electric annealing kilns according to heat sources; the annealing furnaces can be classified into open flame type and muffle type according to the heating method.

Need keep the temperature in the annealing kiln to be in controllable scope all the time when carrying out glass annealing, the temperature that simultaneously needs to keep each region in the annealing kiln is in comparatively average value, but current annealing kiln, especially in the intermittent type formula annealing kiln, because glass product can not remove in the kiln, just need carry out accurate control to the temperature in the kiln, make the temperature difference around the glass product reduce, but in the prior art, can not accomplish to carry out accurate control to the temperature around the glass product, cause the uneven problem that leads to life to reduce of glass product internal stress after annealing to take place easily.

SUMMERY OF THE UTILITY MODEL

This section is for the purpose of summarizing some aspects of embodiments of the invention and to briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section and in the abstract of the specification and the title of the application to avoid obscuring the purpose of this section, the abstract of the specification and the title of the application, and such simplifications or omissions are not intended to limit the scope of the invention.

The present invention has been made in view of the above and/or other problems occurring in the conventional glass annealing lehr.

Therefore, the utility model aims at providing a novel glass annealing kiln can improve the glass products in the annealing kiln around the temperature control precision, reduces the problem emergence that the glass products internal stress after the annealing all leads to life to reduce.

For solving the technical problem, according to the utility model discloses an aspect, the utility model provides a following technical scheme:

the utility model provides a novel glass annealing kiln, which comprises an outer shell, the inner chamber left and right sides of shell is the symmetry form and installs the curb plate, two install the diaphragm between the curb plate, the left and right sides is the symmetry form on the diaphragm and installs the firing case, the thermal-arrest board is installed to the bottom intermediate position of diaphragm, the bottom that the firing case runs through the diaphragm and the bottom of thermal-arrest board all installs heating element, the guide duct is installed at the top of thermal-arrest board, the guide duct runs through the top of diaphragm and installs two takeover pipes, the cover plate is installed to the bottom of takeover pipe, the circulating pipe is all installed with the outer wall of firing the case to the thermal-arrest board, the circulating pipe is connected through outside branch and the inner chamber of firing case and thermal-arrest board.

As a preferred scheme of a novel glass annealing kiln, wherein: and a ventilation hole is formed in the middle of the bottom of the shell and corresponds to the heat collection plate.

As a preferred scheme of a novel glass annealing kiln, wherein: and the connection part of the bottom of the heat collection plate and the heating element and the bottom of the cover plate are both provided with a wire mesh layer.

As a preferred scheme of a novel glass annealing kiln, wherein: the top of the joint of the air guide pipe and the transverse plate is provided with a fixed plate, the joint of the top of the firing box and the transverse plate is provided with a limiting plate, and the top of the firing box is provided with a lifting lug.

As a preferred scheme of a novel glass annealing kiln, wherein: the heating element at the bottom of the firing box is wrapped on the outer wall of the bottom of the firing box and consists of high-resistance alloy winding ceramic rods.

Compared with the prior art: among the prior art, can not accomplish to carry out accurate control to the temperature around the glassware, the inhomogeneous problem that leads to life to reduce of glassware internal stress after causing the annealing easily takes place, in this application file, adopt the mode of bottom muffle heating, carry out the even heating all around to glassware's bottom, adopt the air duct structure simultaneously, the cooperation circulating pipe heats glassware's top through the cover plate with the temperature output after will circulating at glassware's top, the effectual temperature difference that has reduced, glass articles's the homogeneity of being heated has been improved, the inhomogeneous problem that leads to life to reduce of glassware internal stress after reducing the annealing takes place.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the present invention will be described in detail with reference to the accompanying drawings and detailed embodiments, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor. Wherein:

FIG. 1 is a schematic structural view of a novel glass annealing furnace of the present invention;

FIG. 2 is a schematic view of the connection structure of the air duct of the glass annealing furnace of the present invention;

FIG. 3 is a schematic view of the circulating tube structure of the glass annealing furnace of the present invention.

In the figure: 100 outer shell, 101 vent hole, 110 side plate, 120 cross plate, 130 baking box, 131 limit plate, 132 lifting lug, 140 heat collecting plate, 141 air guide pipe, 142 tapping pipe, 143 cover plate, 144 fixing plate, 150 heating element and 160 circulating pipe.

Detailed Description

In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be implemented in other ways than those specifically described herein, and one skilled in the art may similarly generalize the present invention without departing from the spirit of the present invention, and therefore the present invention is not limited to the specific embodiments disclosed below.

Next, the present invention will be described in detail with reference to the schematic drawings, and in the detailed description of the embodiments of the present invention, for convenience of explanation, the sectional view showing the device structure will not be enlarged partially according to the general scale, and the schematic drawings are only examples, and should not limit the scope of the present invention. In addition, the three-dimensional dimensions of length, width and depth should be included in the actual fabrication.

In order to make the objects, technical solutions and advantages of the present invention clearer, embodiments of the present invention will be described in further detail below with reference to the accompanying drawings.

The utility model provides a novel glass annealing kiln please refer to and show 1-3, including shell 100, shell 100's the inner chamber left and right sides is the symmetry form and installs curb plate 110, two install diaphragm 120 between the curb plate 110, the left and right sides is the symmetry form on the diaphragm 120 and installs firing case 130, heat collecting plate 140 is installed to the bottom intermediate position of diaphragm 120, fire case 130 and all install heating element 150 in the bottom that runs through diaphragm 120 and heat collecting plate 140, guide duct 141 is installed at heat collecting plate 140's top, guide duct 141 runs through diaphragm 120's top and installs two takeover pipes 142, cover plate 143 is installed to takeover pipe 142's bottom, circulating pipe 160 is all installed with the outer wall of firing case 140 to heat collecting plate 140, circulating pipe 160 is connected through outside branch and the inner chamber of firing case 130 and heat collecting plate 140.

Referring to fig. 1 again, a ventilation hole 101 is formed at a bottom middle position of the housing 100, and the ventilation hole 101 corresponds to the heat collecting plate 140.

Referring to fig. 2 again, the connection portion of the bottom of the heat collecting plate 140 and the heating element 150 and the bottom of the cover plate 143 are installed with a mesh layer of iron wire.

Referring to fig. 1-2 again, a fixing plate 144 is installed at the top of the connection between the air duct 141 and the horizontal plate 120, a limiting plate 131 is installed at the connection between the top of the firing box 130 and the horizontal plate 120, and a lifting lug 132 is installed at the top of the firing box 130.

Referring again to fig. 1, the heating element 150 at the bottom of the firing box 130 is wrapped on the outer wall of the bottom of the firing box 130, and the heating element 150 is made of high-resistance alloy wire-wrapped ceramic rod.

In a specific using process, the transverse plate 120 is slid through the side plate 110, after the transverse plate 120 is pulled out, a glass product to be fired is placed in the firing box 130, the transverse plate 120 is pushed into the inner cavity of the shell 100, the kiln door is closed, the heating element 150 is controlled to be started, the bottom of the firing box 130 and the bottom of the heat collecting plate 140 are heated, meanwhile, the air between the firing box 130 and the heat collecting plate 140 is circulated by the circulating pipe 160, and simultaneously, the heated air is output to the branch connecting pipe 142 through the air guide pipe 141 and the air blower matched through the air vent and then is output to the top of the glass product from the bottom of the cover plate 143, so that the top and the bottom of the glass product are heated.

While the invention has been described above with reference to an embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention. In particular, as long as there is no structural conflict, the various features of the disclosed embodiments of the present invention can be used in any combination with each other, and the non-exhaustive description of these combinations in this specification is merely for the sake of brevity and resource conservation. Therefore, it is intended that the invention not be limited to the particular embodiments disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.

Claims

1. The utility model provides a novel glass annealing kiln which characterized in that: comprises a shell (100), side plates (110) are symmetrically arranged at the left side and the right side of an inner cavity of the shell (100), a transverse plate (120) is arranged between the two side plates (110), the left side and the right side of the transverse plate (120) are symmetrically provided with the firing boxes (130), the middle position of the bottom of the transverse plate (120) is provided with the heat collecting plate (140), the heating elements (150) are arranged on the firing box (130) through the bottom of the transverse plate (120) and the bottom of the heat collecting plate (140), the top of the heat collecting plate (140) is provided with an air guide pipe (141), the air guide pipe (141) penetrates through the top of the transverse plate (120) and is provided with two branch pipes (142), a cover plate (143) is installed at the bottom of the tap pipe (142), circulating pipes (160) are installed on the outer walls of the heat collecting plate (140) and the firing box (130), the circulating pipe (160) is connected with the inner cavity of the firing box (130) and the heat collecting plate (140) through an external branch.

2. The novel glass annealing lehr of claim 1, wherein: a ventilation hole (101) is formed in the middle position of the bottom of the shell (100), and the ventilation hole (101) corresponds to the heat collecting plate (140).

3. The novel glass annealing lehr of claim 1, wherein: the connection part of the bottom of the heat collecting plate (140) and the heating element (150) and the bottom of the cover plate (143) are provided with iron wire mesh layers.

4. The novel glass annealing lehr of claim 1, wherein: the top of the connecting part of the air guide pipe (141) and the transverse plate (120) is provided with a fixing plate (144), the connecting part of the top of the firing box (130) and the transverse plate (120) is provided with a limiting plate (131), and the top of the firing box (130) is provided with a lifting lug (132).

5. The novel glass annealing lehr of claim 1, wherein: the heating element (150) at the bottom of the firing box (130) is wrapped on the outer wall of the bottom of the firing box (130), and the heating element (150) is composed of a high-resistance alloy wire-wound ceramic rod.