CN211339266U

CN211339266U - Platinum feeding channel for substrate glass

Info

Publication number: CN211339266U
Application number: CN201921645049.7U
Authority: CN
Inventors: 李淼; 王苍龙; 杨国洪; 袁作臻
Original assignee: Irico Display Devices Co Ltd
Current assignee: Irico Display Devices Co Ltd
Priority date: 2019-09-29
Filing date: 2019-09-29
Publication date: 2020-08-25
Anticipated expiration: 2029-09-29

Abstract

The utility model provides a substrate glass platinum feeding channel, which comprises a feeding pipe for providing glass liquid, an L-shaped glass liquid pipe arranged in a muffle furnace and a bayonet brick; the feeding pipe is inserted in the vertical section of the L-shaped glass liquid pipe, a gap is reserved between the feeding pipe and the inner wall of the L-shaped glass liquid pipe, a bayonet brick is spliced on the outer wall of the feeding pipe, the inner wall of the bayonet brick is in contact with the outer wall of the feeding pipe, and the part of the feeding pipe extending out of the vertical section of the L-shaped glass liquid pipe is wrapped by the bayonet brick; the bayonet brick comprises a first section of bayonet brick and a second section of bayonet brick, a first bayonet brick joint and a second bayonet brick joint are formed at the joint part of the first section of bayonet brick and the second section of bayonet brick, and the first bayonet brick joint and the second bayonet brick joint are both curved lines or broken lines; the feeding pipe made of platinum materials can be effectively prevented from leaking red, the problem of unstable process in the production of the substrate glass is effectively solved, and the positive effect is achieved for stable operation of the process.

Description

Platinum feeding channel for substrate glass

Technical Field

The utility model belongs to base plate glass production field specifically is a base plate glass platinum feed passage.

Background

In base plate glass production process, the material of platinum passageway is platinum, and the junction of the feeder tube of platinum material and the L type glass liquid pipe in the muffle furnace is the centering state, and the feeder tube exposes in the external world with the junction of L type glass liquid pipe in the platinum passageway like this, and the feeder tube can leak red phenomenon and produce under high temperature, and this can lead to the high emergence of base plate glass product defect, therefore can cause very big influence to production.

At present, the connection of the L-shaped glass liquid pipe in the feeding pipe and the muffle furnace is arranged with heat preservation cotton to form a ring-shaped structure, a platinum channel is subjected to heat preservation and sealing, the structure formed by the heat preservation cotton is shown in figure 1, but the structure has the defects of poor heat preservation and poor sealing, the defects of a substrate glass product are caused to be high, the production is greatly influenced, and the platinum feeding channel needs to be improved.

SUMMERY OF THE UTILITY MODEL

To the problem that exists among the prior art, the utility model provides a base plate glass platinum feed passage, simple structure, easy operation can play the positive role for base plate glass's stable production.

The utility model discloses a realize through following technical scheme:

a platinum feeding channel for substrate glass comprises a feeding pipe for providing molten glass, an L-shaped glass liquid pipe arranged in a muffle furnace and a bayonet brick;

the feeding pipe is inserted in the vertical section of the L-shaped glass liquid pipe, a gap is reserved between the feeding pipe and the inner wall of the L-shaped glass liquid pipe, a bayonet brick is spliced on the outer wall of the feeding pipe, the inner wall of the bayonet brick is in contact with the outer wall of the feeding pipe, and the part of the feeding pipe extending out of the vertical section of the L-shaped glass liquid pipe is wrapped by the bayonet brick;

the bayonet brick include first section bayonet socket brick and second section bayonet socket brick, the joint part of first section bayonet socket brick and second section bayonet socket brick forms first bayonet socket brick seam and second bayonet socket brick seam, first bayonet socket brick seam and second bayonet socket brick seam are curve or broken line.

Preferably, first section bayonet socket brick and second section bayonet socket brick concatenation after form ring type structure, the distance that the outer wall of ring stretches out L type glass liquid pipe outer wall is 5 ~ 15 mm.

Preferably, the bayonet brick is placed on the upper surface of the vertical section of the L-shaped glass liquid tube.

Preferably, the joint part of the first section of bayonet brick and the second section of bayonet brick is in interference fit.

Preferably, the first bayonet brick seam and the second bayonet brick seam are composed of a plurality of saw-toothed structures or a plurality of semicircles.

Preferably, the bayonet brick is made of alpha-beta alumina.

Preferably, the outer wall of the bayonet brick is wrapped with a high-temperature resistant material.

Compared with the prior art, the utility model discloses following profitable technological effect has:

the utility model relates to a base plate glass platinum feed passage splices into the bayonet socket brick through first section bayonet socket brick and second section bayonet socket brick, the inner wall of bayonet socket brick and the outer wall of feed cylinder contact each other, the part that the feed cylinder stretches out the vertical section of L type glass liquid pipe is wrapped up by the bayonet socket brick, like this when the brick seam that first section bayonet socket brick and second section bayonet socket brick formed is curve or broken line, can prevent effectively that the feed cylinder of platinum material from leaking red, the unstable problem of technology in base plate glass production has effectively been solved, the steady operation of technology has played positive effect.

Further, the combination position interference fit of first section bayonet socket brick and second section bayonet socket brick is more firm when the outer wall contact of the inner wall that enables the bayonet socket brick and feed pipe, and further the reinforcing prevents that the feed pipe from leaking red effect.

Furthermore, the bayonet brick is made of alpha-beta alumina, so that the bayonet brick has the characteristics of high temperature resistance, erosion resistance and high strength, can particularly resist the high temperature of more than 1400 ℃, enhances the heat preservation and sealing effects, and is longer in service time.

Furthermore, the outer wall of the bayonet brick is wrapped by a high-temperature resistant material, so that the effects of heat preservation and sealing can be further enhanced.

Drawings

Fig. 1 is a schematic view of a conventional heat-insulating cotton structure.

Fig. 2 is a first schematic structural diagram of the bayonet brick of the present invention.

Fig. 3 is a schematic structural view of a bayonet brick at the left half side in fig. 2.

Fig. 4 is a schematic view of the platinum feeding channel of the substrate glass of the present invention.

FIG. 5 is another schematic view of the platinum feed channel of the glass substrate according to the present invention.

Fig. 6 is a cross-sectional view of the platinum feeding channel of the glass substrate of the present invention.

Fig. 7 is a schematic diagram of the relative positions of the bayonet brick and the L-shaped glass liquid tube according to the present invention.

Fig. 8 is a schematic view of a second structure of the bayonet brick of the present invention.

Fig. 9 is a third schematic structural view of the bayonet brick of the present invention.

In the figure: insulating cotton 1, bayonet socket brick 2, first section bayonet socket brick 3, second section bayonet socket brick 4, first bayonet socket brick seam 5, second bayonet socket brick seam 6, feed pipe 7 and L type glass liquid pipe 8.

Detailed Description

The present invention will now be described in further detail with reference to the accompanying drawings, which are provided for purposes of illustration and not limitation.

The utility model relates to a platinum feeding channel for substrate glass, which is shown in figure 4 and figure 5, and comprises a feeding pipe 7 which is arranged at the lower end of a feeding groove and is used for providing glass liquid, an L-shaped glass liquid pipe 8 which is arranged in a muffle furnace and a bayonet brick 2;

the feeding pipe 7 is inserted in the vertical section of the L-shaped glass liquid pipe 8, a gap is reserved between the feeding pipe 7 and the inner wall of the L-shaped glass liquid pipe 8, the bayonet brick 2 is spliced on the outer wall of the feeding pipe 7, the brick body structure of the bayonet brick 2 is shown in figure 2, the first section of bayonet brick 3 and the second section of bayonet brick 4 are used, the structure of the first section of bayonet brick 3 is shown in figure 3, the inner wall of the bayonet brick 2 is in contact with the outer wall of the feeding pipe 7, the upper end of the bayonet brick 2 is in contact with the lower end of the feeding groove, the lower end of the bayonet brick 2 is in contact with the upper end of the L-shaped glass liquid pipe 8, and therefore the part, extending out of the vertical section of the L-shaped glass liquid pipe;

the first section of bayonet brick 3 and the second section of bayonet brick 4 are placed on the upper surface of the vertical section of the L-shaped glass liquid pipe 8, and the formed brick joint is a non-straight line, namely a curve or a broken line. First section bayonet socket brick 3 is half bayonet socket brick on the left side promptly, and second section bayonet socket brick 4 is half bayonet socket brick on the right side promptly, as shown in fig. 2, the joint part of half bayonet socket brick on the left side and half bayonet socket brick on the right side has formed first bayonet socket brick seam 5 and second bayonet socket brick seam 6, and the seam crossing of the brick body structure of bayonet socket brick 2 is constituteed to first bayonet socket brick seam 5 and second bayonet socket brick seam 6, for non-linear seam structure, what demonstrate in the figure is "Z" style of calligraphy seam. First bayonet socket brick seam 5 and second bayonet socket brick seam 6 are curve or broken line, and this structure leakproofness is good, and then can promote the thermal insulation performance, prevents that platinum feeder sleeve from leaking red.

The utility model discloses a bayonet socket brick 2 and feeder tube 7, the cross-sectional view of the base plate glass platinum feed passage that 8 connection structure in L type glass liquid pipe constitute are shown in figure 6, and bayonet socket brick 2 and L type glass liquid pipe 8's relative position is shown in figure 7, and bayonet socket brick 2 is placed at the upper surface of the vertical section of L type glass liquid pipe 8, and bayonet socket brick 2 is in for the demonstration clarity the utility model discloses concrete position among the connection structure, consequently only show bayonet socket brick 2's thickness partly.

In the preferred scheme, the first section of bayonet brick 3 and the second section of bayonet brick 4 are spliced to form a circular ring structure, and the distance from the outer wall of the circular ring to the outer wall of the L-shaped glass liquid pipe 8 is 5-15 mm, so that the bayonet brick 2 can be stably placed on the L-shaped glass liquid pipe 8 while raw materials are saved; in addition, the joint of the first section of bayonet brick 3 and the second section of bayonet brick 4 is in interference fit, the first section of bayonet brick seam 5 and the second section of bayonet brick seam 6 are composed of a plurality of saw-toothed structures or a plurality of semicircles, for example, the structure of the bayonet brick 2 after the first section of bayonet brick 3 and the second section of bayonet brick 4 are spliced is shown in fig. 8 and 9, the first section of bayonet brick 3 and the second section of bayonet brick 4 can be seen from two drawings to be spliced together closely, and the first section of bayonet brick seam 5 and the second section of bayonet brick seam 6 are respectively composed of 2 saw-toothed structures and 2 semicircles.

The material of the bayonet brick 2 is alpha-beta alumina, has the characteristics of high temperature resistance, erosion resistance and high strength, and can particularly resist the high temperature of more than 1400 ℃. The outer wall of the bayonet brick 2 is wrapped with refractory cotton. The thickness of bayonet socket brick 2 is 20 ~ 40mm, has guaranteed certain intensity, if bayonet socket brick 2 is too thin easy crackle, and then makes bayonet socket brick 2 breakable, but bayonet socket brick 2 is too thick, can make bayonet socket brick 2 too heavy like this, difficult operation.

Claims

1. The platinum feeding channel for the substrate glass is characterized by comprising a feeding pipe (7) for providing molten glass, an L-shaped molten glass pipe (8) arranged in a muffle furnace and a bayonet brick (2);

the feeding pipe (7) is inserted in the vertical section of the L-shaped glass liquid pipe (8), a gap is reserved between the feeding pipe (7) and the inner wall of the L-shaped glass liquid pipe (8), the bayonet brick (2) is spliced on the outer wall of the feeding pipe (7), the inner wall of the bayonet brick (2) is in contact with the outer wall of the feeding pipe (7), and the part, extending out of the vertical section of the L-shaped glass liquid pipe (8), of the feeding pipe (7) is wrapped by the bayonet brick (2);

bayonet brick (2) including first section bayonet socket brick (3) and second section bayonet socket brick (4), the joint part of first section bayonet socket brick (3) and second section bayonet socket brick (4) forms first bayonet socket brick seam (5) and second bayonet socket brick seam (6), first bayonet socket brick seam (5) and second bayonet socket brick seam (6) are curve or broken line.

2. The substrate glass platinum feeding channel according to claim 1, wherein the first section of bayonet brick (3) and the second section of bayonet brick (4) are spliced to form a ring-shaped structure, and the distance from the outer wall of the ring to the outer wall of the L-shaped glass liquid pipe (8) is 5-15 mm.

3. A substrate glass platinum feed channel according to claim 1, characterised in that the bayonet brick (2) is placed on the upper surface of the vertical section of the L-shaped glass transition pipe (8).

4. A substrate glass platinum feed channel according to claim 1, characterised in that the junction of the first section of bayonet brick (3) and the second section of bayonet brick (4) is in interference fit.

5. A substrate glass platinum feed channel according to claim 1, characterised in that the first (5) and second (6) bayonet brick joints are comprised of several saw tooth like structures or several semi circles.

6. A substrate glass platinum feed channel according to claim 1, characterised in that the bayonet brick (2) is made of alpha-beta alumina.

7. A substrate glass platinum feed channel according to claim 1, characterised in that the outer wall of the bayonet brick (2) is coated with a refractory material.