CN211896642U - Effectual glass shaping feed channel of accuse temperature - Google Patents
Effectual glass shaping feed channel of accuse temperature Download PDFInfo
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- CN211896642U CN211896642U CN202020214731.7U CN202020214731U CN211896642U CN 211896642 U CN211896642 U CN 211896642U CN 202020214731 U CN202020214731 U CN 202020214731U CN 211896642 U CN211896642 U CN 211896642U
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Abstract
The utility model discloses a glass forming feeding channel with good temperature control effect, which comprises a channel main body with a feeding port and a discharging port, a heat preservation layer coated outside the channel main body, a high temperature resistant layer laid inside the channel main body, and an auxiliary heating device arranged between the heat preservation layer and the high temperature resistant layer along the axial direction of the channel main body; wherein, the auxiliary heating device can control the temperature along the axial direction of the channel main body in a partitioning way. The utility model discloses at first the subregion is assisted hot, and it is effectual to control the temperature, has improved the even degree in temperature field, and secondly the distribution in the even radial temperature field of accessible auxiliary heat device improves the off-the-shelf quality of glass, reduces the emergence of lamellar line. At a feed inlet connected with the glass kiln, glass liquid just flows out of the kiln, the temperature is very high, the auxiliary heat effect of the auxiliary heat device in the section is small, and lower auxiliary heat supply can be set; at the discharge gate department of being connected with forming device, the glass liquid temperature reduces more, and the temperature fluctuation influences greatly, can strengthen in this section subregion and assist hot effect.
Description
Technical Field
The utility model relates to a glass processing technology field, more specifically relates to an effectual glass shaping feed channel of accuse temperature.
Background
Generally, before the glass product is formed, the glass product needs to enter a forming device through a feeding channel connected with a glass kiln, and molten glass flowing out of the glass kiln is firstly cooled in the feeding channel and then is completely cooled and formed in the forming device. The glass liquid is mainly acted by a temperature field and a power field in the feeding channel, wherein the temperature field on the cross section of the material channel is in a distribution state that the middle part and the upper part are high, and the two sides and the bottom are low; the power field has the conditions of high flow speed in the middle and large retention of the peripheral bonding force. The dynamic field influences the flow state of the material, and further influences the temperature field. The molten glass coming out of the feeding channel directly influences the product quality, wherein the temperature field has a more prominent influence on the molten glass in the feeding channel, and particularly the uniformity degree of the temperature field needs to be uniformly distributed as much as possible. In order to control the temperature of the molten glass in the feeding channel and make the temperature field distribution uniform, the publication number is CN 206940721U, and the subject is that the molten glass feeding device adopts the technical scheme of a first flange, a second flange and a control circuit, and the temperature is controlled by controlling the current intensity. However, the technical scheme is not accurate enough in temperature control, and particularly when the glass liquid has a large temperature gradient in the feeding channel, the technical scheme has a limited effect on uniform distribution of a temperature field because a single temperature control mode is adopted from the feeding hole to the discharging hole.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to the aforesaid is not enough and the defect, provides a subregion accuse temperature makes the effectual glass shaping feed passage of more even accuse temperature in feed passage glass liquid temperature field.
Another object of the utility model is to provide a feed discharging channel with slow material export, the stable ejection of compact.
In order to achieve the above object, the utility model discloses a specific technical scheme be:
the glass forming feeding channel with good temperature control effect comprises a channel main body with a feeding port and a discharging port, a heat preservation layer coated outside the channel main body, a high temperature resistant layer laid inside the channel main body, and an auxiliary heating device arranged between the heat preservation layer and the high temperature resistant layer along the axial direction of the channel main body; wherein the auxiliary heating device can control the temperature in a partition mode along the axial direction of the channel body.
In order to reduce the influence of the external environment on the temperature of the glass liquid in the feeding channel, the outer side of the channel main body is coated with an insulating layer; in order to avoid the reaction between the molten glass in a high-temperature state and the inner wall of the channel main body, the inner wall of the channel main body is made of a high-temperature resistant material.
The calorific capacity on the layer that generates heat is great, if direct and high temperature resistant layer contact, will lead to high temperature resistant layer to be heated inhomogeneous, in order to improve and assist hot effect, uniform temperature field, assist hot device including the layer and the heat-conducting layer that generate heat, the heat-conducting layer is connected with high temperature resistant layer.
For better control temperature, feed passage still includes the temperature control unit, the temperature control unit include with the high temperature resistant layer be connected the sensor, respectively with assist heat facility and sensor electric connection's controller and power.
In order to visually display the temperature and facilitate the use of an operator, the temperature control unit further comprises a control panel and a display, wherein the control panel is electrically connected with the controller.
The utility model provides a sensor, controller, power, control panel and display are conventional prior art, and the circuit structure of these components and parts also is conventional selection, uses these technical means not to exceed the understanding of technical scheme to conventional technical scheme of technical staff in the field.
In order to improve the stability of the ejection of compact of glass liquid, be close to discharge gate department in the passageway main part and be equipped with the structure of slowing down, the structure of slowing down is the notch cuttype structure that highly descends along ejection of compact direction.
In order to further improve the material buffering effect, the step end face of the stepped material buffering structure is of an arc transition structure.
In order to improve the power field of molten glass discharging and accelerate the flow of molten glass, the channel main body is obliquely arranged, and the inclination angle is 15-30 degrees.
In order to avoid accumulation of glass liquid in the channel, an overflow port is arranged at one end of the channel main body, which is close to the discharge port.
In order to better guide the liquid out, the channel main body is a rectangular or circular channel.
In order to realize high temperature resistance, corrosion resistance, no reaction with high-temperature molten glass liquid and better heat conduction effect, the surface of the high-temperature resistant layer is coated with platinum.
Compared with the prior art, the utility model, following beneficial effect has:
the utility model discloses not only set up between high temperature resistant layer and heat preservation and assisted the heat facility to it sets up to following the structure of passageway main part axial according to length subregion controlled temperature to assist the heat facility. The arrangement aims at reducing the temperature field in the channel main body along the axial direction, and if a single control mode is adopted, the effect of homogenizing the temperature field is not good, and energy waste is caused; and secondly, the distribution of radial temperature fields can be uniform through an auxiliary heating device, the quality of a glass finished product is improved, and the occurrence of striations is reduced. At a feed inlet connected with the glass kiln, glass liquid just flows out of the kiln, the temperature is very high, the auxiliary heat effect of the auxiliary heat device in the section is small, lower auxiliary heat supply can be set, if the auxiliary heat device in the section still supplies higher auxiliary heat, the effect is limited, and unnecessary waste of energy is caused; at a discharge port connected with the forming device, the temperature of the glass liquid is reduced more, the influence of temperature fluctuation is large, and the auxiliary heating effect can be enhanced in the section; the partition between the feed inlet and the discharge outlet can be arranged in a gradient manner according to the actual production condition.
On this basis, the utility model discloses lie in discharge gate department on the passageway main part and set up the step type and slow the material structure, this structure is followed ejection of compact direction height and is descended, and glass liquid flows to the higher step of height at first, and the lower position of slow downstep flows, and the effect of slowly expecting helps further improving the fashioned quality of glass.
The present invention will be further described with reference to the accompanying drawings.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention.
Fig. 2 is a schematic view of a part a of fig. 1.
Fig. 3 is a schematic view of a part of the enlarged structure at B in fig. 1.
Wherein:
1 channel body, 11 feed inlets, 12 discharge outlets,
2 an insulating layer,
3 a high temperature resistant layer,
4 auxiliary heating devices, 41 heating layers, 42 heat conducting layers,
5 temperature control unit, 51 sensor, 52 controller, 53 power supply, 54 control panel, 55 display,
6 buffer structure, 61 step end face,
7 an overflow port.
Detailed Description
As shown in fig. 1, the glass forming material supply channel with good temperature control effect of the present invention comprises a channel main body 1 having a material inlet 11 and a material outlet 12, a heat insulating layer 2 coated outside the channel main body 1, a high temperature resistant layer 3 laid inside the channel main body 1, and an auxiliary heating device 4 axially arranged between the heat insulating layer 2 and the high temperature resistant layer 3 along the channel main body 1; wherein, the auxiliary heating device 4 can control the temperature along the axial direction of the channel body 1 in a partitioning way.
In order to reduce the influence of the external environment on the temperature of the glass liquid in the feeding channel, the outer side of the channel main body is coated with an insulating layer; in order to avoid the reaction between the molten glass in a high-temperature state and the inner wall of the channel main body, the inner wall of the channel main body is made of a high-temperature resistant material.
As shown in fig. 1-2, in a preferred embodiment, in order to better control the temperature, the feeding channel further comprises a temperature control unit 5, and the temperature control unit 5 comprises a sensor 51 connected to the high temperature resistant layer 3, a controller 52 electrically connected to the auxiliary heating device 4 and the sensor 51, and a power supply 53. In order to visually display the temperature and facilitate the use of the operator, the temperature control unit 5 further includes a control panel 54 electrically connected to the controller 52, and a display 55. The calorific capacity on the layer that generates heat is great, if direct and high temperature resistant layer contact, will lead to high temperature resistant layer to be heated inhomogeneous, and in order to improve and assist hot effect, even temperature field assists hot device 4 and includes layer 41 and heat-conducting layer 42 that generate heat, and heat-conducting layer 42 is connected with high temperature resistant layer 3.
As shown in fig. 3, in a preferred embodiment, in order to improve the stability of discharging the molten glass, a buffer structure 6 is provided on the channel body 1 near the discharge port 12, and the buffer structure 6 is a stepped structure that is lowered in height in the discharging direction. In order to further improve the material buffering effect, the step end surface 61 of the stepped material buffering structure 6 is in an arc transition structure.
As shown in fig. 1, in a preferred embodiment, in order to increase the power field of molten glass discharge and accelerate the flow of molten glass, the channel body 1 is inclined at an angle of 15 to 30 °. In order to avoid the accumulation of glass liquid in the channel, an overflow port 7 is arranged at one end of the channel main body 1 close to the discharge port 12. For better liquid guiding, the channel body 1 is a rectangular or circular channel. In order to realize high temperature resistance, corrosion resistance, no reaction with high-temperature molten glass liquid and better heat conduction effect, the surface of the high-temperature resistant layer 3 is coated with platinum.
Compared with the prior art, the utility model, following beneficial effect has:
the utility model discloses not only set up between high temperature resistant layer and heat preservation and assisted the heat facility to it sets up to following the structure of passageway main part axial according to length subregion controlled temperature to assist the heat facility. The purpose that sets up like this is at first because the temperature field in the passageway main part reduces along the axial to some extent, if adopt single control mode, not only the effect in even temperature field is not good, causes the energy waste moreover, and secondly the distribution of the even radial temperature field of accessible auxiliary heating device improves the finished quality of glass, reduces the emergence of ply line. At a feed inlet connected with the glass kiln, glass liquid just flows out of the kiln, the temperature is very high, the auxiliary heat effect of the auxiliary heat device in the section is small, and lower auxiliary heat supply can be set; at a discharge port connected with the forming device, the temperature of the glass liquid is reduced more, the influence of temperature fluctuation is large, and the auxiliary heating effect can be enhanced in the section; the partition between the feed inlet and the discharge outlet can be arranged in a gradient manner according to the actual production condition.
On this basis, the utility model discloses lie in discharge gate department on the passageway main part and set up the step type and slow the material structure, this structure is followed ejection of compact direction height and is descended, and glass liquid flows to the higher step of height at first, and the lower position of slow downstep flows, and the effect of slowly expecting helps further improving the fashioned quality of glass.
The utility model discloses a working method as follows:
the feed inlet 11 receives the glass liquid flowing out of the glass kiln, and the high-temperature glass liquid enters the channel body 1 through the feed inlet 11 and contacts with the high-temperature resistant layer 3 to flow towards the discharge outlet 12. The regional glass liquid temperature of feed inlet 11 is very high, the heating effect of auxiliary heat device 4 here is less to the temperature field influence in the main part of passageway 1, can set up this section subregion's auxiliary heat quantity into less heat, along with the glass liquid is at main part of passageway 1 downflow, the temperature reduces, and the temperature that is close to discharge gate 12 department more is lower, the temperature field is also influenced more easily, in order to strengthen the homogeneous degree in the temperature field of influenced region, can improve auxiliary heat device 4's auxiliary heat effect gradually, in order to reach the subregion accuse temperature, the purpose in reasonable even temperature field. For example, the auxiliary heating section of the auxiliary heating device 4 may be divided into 3 zones, a low-heat auxiliary heating zone near the inlet 11, a normal-heat auxiliary heating zone in the middle, and a high-heat auxiliary heating zone near the outlet 12. The temperature control of the various auxiliary heat zones is controlled by a controller 52.
On the basis, a stepped material buffering structure 6 can be arranged at the discharge hole 12, and the molten glass flows to a higher step firstly and then flows to a lower step. Thus, the uniformity of the feed liquid entering the glass forming device is enhanced, and the product quality is improved. Further set step terminal surface 61 to arc, be favorable to improving the even degree of feed liquid more.
The present invention has been described in terms of embodiments, but not limitations, and other variations of the disclosed embodiments, as would be readily apparent to one skilled in the art, are intended to be included within the scope of the present invention as defined in the following claims, in view of the description of the present invention.
Claims (10)
1. The utility model provides an effectual glass shaping feed channel of accuse temperature which characterized in that: the heat insulation device comprises a channel main body (1) with a feeding hole (11) and a discharging hole (12), a heat insulation layer (2) coated on the outer side of the channel main body (1), a high temperature resistant layer (3) laid on the inner side of the channel main body (1), and an auxiliary heating device (4) axially arranged between the heat insulation layer (2) and the high temperature resistant layer (3) along the channel main body (1); wherein the auxiliary heating device (4) can control the temperature in a partition way along the axial direction of the channel body (1).
2. The glass forming and feeding channel with good temperature control effect according to claim 1, characterized in that: the auxiliary heating device (4) comprises a heating layer (41) and a heat conduction layer (42), and the heat conduction layer (42) is connected with the high-temperature resistant layer (3).
3. The glass forming and feeding channel with good temperature control effect according to claim 1, characterized in that: the feeding channel further comprises a temperature control unit (5), wherein the temperature control unit (5) comprises a sensor (51) connected with the high temperature resistant layer (3), a controller (52) and a power supply (53), and the controller is electrically connected with the auxiliary heating device (4) and the sensor (51) respectively.
4. The glass forming and feeding channel with good temperature control effect according to claim 3, characterized in that: the temperature control unit (5) further comprises a control panel (54) and a display (55), wherein the control panel is electrically connected with the controller (52).
5. The glass forming and feeding channel with good temperature control effect according to claim 1, characterized in that: be close to discharge gate (12) department on passageway main part (1) and be equipped with and slow down material structure (6), it is the notch cuttype structure of following the high decline of ejection of compact direction to slow down material structure (6).
6. The glass forming and feeding channel with good temperature control effect according to claim 5, characterized in that: step end face (61) of the stepped slow material structure (6) is of an arc transition structure.
7. The glass forming and feeding channel with good temperature control effect according to claim 1, characterized in that: the channel main body (1) is obliquely arranged, and the inclination angle is 15-30 degrees.
8. The glass forming and feeding channel with good temperature control effect according to claim 1, characterized in that: an overflow port (7) is arranged at one end of the channel main body (1) close to the discharge port (12).
9. The glass forming and feeding channel with good temperature control effect according to claim 1, characterized in that: the channel main body (1) is a rectangular or circular channel.
10. The glass forming and feeding channel with good temperature control effect according to claim 1, characterized in that: the surface of the high temperature resistant layer (3) is coated with platinum.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020214731.7U CN211896642U (en) | 2020-02-26 | 2020-02-26 | Effectual glass shaping feed channel of accuse temperature |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020214731.7U CN211896642U (en) | 2020-02-26 | 2020-02-26 | Effectual glass shaping feed channel of accuse temperature |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211896642U true CN211896642U (en) | 2020-11-10 |
Family
ID=73292303
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020214731.7U Expired - Fee Related CN211896642U (en) | 2020-02-26 | 2020-02-26 | Effectual glass shaping feed channel of accuse temperature |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211896642U (en) |
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2020
- 2020-02-26 CN CN202020214731.7U patent/CN211896642U/en not_active Expired - Fee Related
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201110 |