CN109631573A - A kind of temperature automatically controlled sintering furnace - Google Patents
A kind of temperature automatically controlled sintering furnace Download PDFInfo
- Publication number
- CN109631573A CN109631573A CN201811618580.5A CN201811618580A CN109631573A CN 109631573 A CN109631573 A CN 109631573A CN 201811618580 A CN201811618580 A CN 201811618580A CN 109631573 A CN109631573 A CN 109631573A
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- China
- Prior art keywords
- jet
- plate
- temperature
- automatically controlled
- foraminous conveyer
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000005245 sintering Methods 0.000 title claims abstract description 38
- 238000001035 drying Methods 0.000 claims abstract description 27
- 238000001816 cooling Methods 0.000 claims abstract description 12
- 238000010438 heat treatment Methods 0.000 claims description 32
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 24
- 229910052757 nitrogen Inorganic materials 0.000 claims description 13
- 230000005540 biological transmission Effects 0.000 claims description 7
- 229910052751 metal Inorganic materials 0.000 claims description 6
- 239000002184 metal Substances 0.000 claims description 6
- 239000004809 Teflon Substances 0.000 claims description 3
- 229920006362 Teflon® Polymers 0.000 claims description 3
- 238000000576 coating method Methods 0.000 claims description 3
- 238000003618 dip coating Methods 0.000 claims description 3
- 239000007788 liquid Substances 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 7
- 230000008569 process Effects 0.000 abstract description 5
- 230000033228 biological regulation Effects 0.000 abstract description 4
- 239000002826 coolant Substances 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 229910000676 Si alloy Inorganic materials 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 238000003556 assay Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B9/00—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity
- F27B9/02—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity of multiple-track type; of multiple-chamber type; Combinations of furnaces
- F27B9/028—Multi-chamber type furnaces
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
- F26B21/06—Controlling, e.g. regulating, parameters of gas supply
- F26B21/08—Humidity
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B9/00—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity
- F27B9/14—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity characterised by the path of the charge during treatment; characterised by the means by which the charge is moved during treatment
- F27B9/20—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity characterised by the path of the charge during treatment; characterised by the means by which the charge is moved during treatment the charge moving in a substantially straight path tunnel furnace
- F27B9/24—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity characterised by the path of the charge during treatment; characterised by the means by which the charge is moved during treatment the charge moving in a substantially straight path tunnel furnace being carried by a conveyor
- F27B9/243—Endless-strand conveyor
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B9/00—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity
- F27B9/30—Details, accessories, or equipment peculiar to furnaces of these types
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B9/00—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity
- F27B9/30—Details, accessories, or equipment peculiar to furnaces of these types
- F27B9/36—Arrangements of heating devices
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B9/00—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity
- F27B9/30—Details, accessories, or equipment peculiar to furnaces of these types
- F27B9/40—Arrangements of controlling or monitoring devices
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B9/00—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity
- F27B9/30—Details, accessories, or equipment peculiar to furnaces of these types
- F27B2009/3088—Drying arrangements
Abstract
The invention discloses a kind of temperature automatically controlled sintering furnace, including rack, foraminous conveyer and furnace body, the frame top is provided with furnace body, and the foraminous conveyer is horizontal to run through furnace body, and the furnace interior has been set gradually from left to right drying room, agglomerating chamber and cooling chamber.The present invention can make sintering furnace during the sintering process, monitor the sintering situation of cell piece in real time, and automatically carry out temperature regulation, make to heat it is more stable, adjust quickly, high degree of automation, be conducive to promoted sintering quality and sintering efficiency.
Description
[technical field]
The present invention relates to the technical field of manufacture of solar cells equipment, especially a kind of skill of temperature automatically controlled sintering furnace
Art field.
[background technique]
Solar battery as a kind of new green energy, be according to photovoltaic effect principle, can be by solar energy
It is converted into electric energy.It is mainly made of electronic component, is not related to mechanical part, so photovoltaic power generation equipment is extremely smart
Refining, and reliable, stable, service life length, installation maintenance are easy.In current solar battery sheet production procedure, sintering process is one
A vital link, the cell piece after printing are sintered by sintering furnace, so that the aluminium paste and cell backside of back electric field
It forms good Ohmic contact and front electrode and silicon wafer forms good silver-colored silicon alloy, so that the electric current that battery is generated is received
Collection gets up, and the quality of sintering directly influences the incident photon-to-electron conversion efficiency of battery.However, existing sintering stove heating is uneven, do not have
There is suitable temperature regulating and controlling mechanism, cause sintered product characteristics unstable, seriously affects the quality of finished product.
[summary of the invention]
The object of the invention is to solve the problems of the prior art, proposes a kind of temperature automatically controlled sintering furnace, can make
Sintering furnace during the sintering process, monitors the sintering situation of cell piece in real time, and automatically carry out temperature regulation, make to heat it is more stable,
It adjusts quickly, high degree of automation, is conducive to promote sintering quality and sintering efficiency.
To achieve the above object, the invention proposes a kind of temperature automatically controlled sintering furnaces, including rack, foraminous conveyer and furnace
Body, the frame top are provided with furnace body, and the foraminous conveyer is horizontal to run through furnace body, and the furnace interior is from left to right successively set
It is equipped with drying room, agglomerating chamber and cooling chamber, the drying room bottom is provided with jet plate, and the jet plate bottom is connected with jet
Pump, the jet pump side are connected with nitrogen pipeline, are provided with several self-heating air jet pipes, the drying room at the top of the jet plate
Top is provided with evacuating plate, and drying box is provided at the top of the evacuating plate, and the drying box is connected by appendix with jet pump,
The drying room side is provided with multiple humidity sensors, and the humidity sensor is connected with jet pump, the agglomerating chamber bottom
Multiple infrared heating rods being uniformly distributed side by side are symmetrically arranged with top, are provided with multiple temperature in the middle part of the side wall of the agglomerating chamber
Inductor is spent, the temperature inductor is connected with the infrared heating rod of corresponding position, and it is logical that the agglomerating chamber bottom is provided with nitrogen
Tracheae is equipped with solenoid valve on the nitrogen snorkel, and air pressure inductor, the air pressure induction are provided at the top of the agglomerating chamber
Device is connected with solenoid valve, and shower plate and jet plate are provided at the top of the cooling chamber, is connected with coolant liquid at the top of the shower plate
Case, jet plate are arranged on the right side of shower plate, are connected with jet pump at the top of the jet plate, the cooling chamber bottom is provided with liquid collecting
Slot.
Preferably, the jet plate be horizontally disposed plate, the quantity of the self-heating air jet pipe have it is multiple, it is described from
Thermal jet tracheae homogeneous vertical is distributed in the top of jet plate, and the self-heating air jet pipe is the metal tube that outer sheath is equipped with heating ring.
Preferably, the both ends of the foraminous conveyer are provided with transmission shaft, speed adjuster is installed on the transmission shaft, it is described
Speed adjuster is connected one by one with humidity sensor and temperature inductor.
Preferably, being provided with row pressure safety valve, the gentle pressure inductor phase of row pressure safety valve at the top of the agglomerating chamber
Even.
Preferably, being provided with temperature control maincenter on agglomerating chamber's side wall, the temperature control maincenter and temperature inductor are one by one
It is connected, the heater switch of the temperature inductor control infrared heating rod, the infrared heating rod is evenly distributed on foraminous conveyer
Two sides up and down.
Preferably, the foraminous conveyer is hollow out metal mesh belt, dip-coating has teflon coatings on the foraminous conveyer.
Beneficial effects of the present invention: the present invention is excellent through overtesting by the way that rack, foraminous conveyer and furnace body to be combined together
Change, drying room can carry out drying water removal to cell piece in the case where nitrogen is protected, and according to the wet of humidity sensor detection
The jet efficiency of degree control jet pump keeps humidity more stable to control drying efficiency, controls different portions by temperature inductor
The infrared heating rod work heating of position can make sintering furnace during the sintering process, monitor cell piece in real time to keep thermal-stable
Sintering situation, and automatically carry out temperature regulation, make to heat it is more stable, adjust quickly, high degree of automation, be conducive to promoted sintering
Quality and sintering efficiency.
Feature and advantage of the invention will be described in detail by embodiment combination attached drawing.
[Detailed description of the invention]
Fig. 1 is a kind of structural schematic diagram of temperature automatically controlled sintering furnace of the invention.
In figure: 1- rack, 2- foraminous conveyer, 3- furnace body, 4- drying room, 5- agglomerating chamber, 6- cooling chamber, 7- jet plate, 8-
Jet pump, 9- nitrogen pipeline, 10- self-heating air jet pipe, 11- evacuating plate, 12- drying box, 13- appendix, 14- humidity sensor,
15- infrared heating rod, 16- temperature inductor, 17- nitrogen snorkel, 18- solenoid valve, 19- air pressure inductor, 20- shower plate,
22- tank for coolant, 24- collecting tank, 25- transmission shaft, 26- speed adjuster, 27- row pressure safety valve, 28- temperature control maincenter.
[specific embodiment]
Refering to fig. 1, a kind of temperature automatically controlled sintering furnace of the present invention, including rack 1, foraminous conveyer 2 and furnace body 3, the machine
Furnace body 3 is provided at the top of frame 1, the foraminous conveyer 2 is horizontal to run through furnace body 3, has been set gradually from left to right inside the furnace body 3
Drying room 4, agglomerating chamber 5 and cooling chamber 6,4 bottom of drying room are provided with jet plate 7, and 7 bottom of jet plate is connected with spray
Air pump 8,8 side of jet pump are connected with nitrogen pipeline 9, several self-heating air jet pipes 10, institute are provided at the top of the jet plate 7
It states and is provided with evacuating plate 11 at the top of drying room 4, drying box 12 is provided at the top of the evacuating plate 11, the drying box 12 passes through defeated
Tracheae 13 is connected with jet pump 8, and 4 side of drying room is provided with multiple humidity sensors 14, the humidity sensor 14 with
Jet pump 8 is connected, and 5 bottom and top of agglomerating chamber are symmetrically arranged with multiple infrared heating rods 15 being uniformly distributed side by side, institute
It states and is provided with multiple temperature inductors 16 in the middle part of the side wall of agglomerating chamber 5, the temperature inductor 16 adds with the infrared of corresponding position
Hot pin 15 is connected, and 5 bottom of agglomerating chamber is provided with nitrogen snorkel 17, is equipped with solenoid valve on the nitrogen snorkel 17
18, air pressure inductor 19 is provided at the top of the agglomerating chamber 5, and the air pressure inductor 19 is connected with solenoid valve 18, the cooling
It is provided with shower plate 20 and jet plate 7 at the top of room 6, tank for coolant 22 is connected at the top of the shower plate 20, the setting of jet plate 7 exists
On the right side of shower plate 20, it is connected with jet pump 8 at the top of the jet plate 7,6 bottom of cooling chamber is provided with collecting tank 24, described
Jet plate 7 is horizontally disposed plate, and the quantity of the self-heating air jet pipe 10 has multiple, 10 homogeneous vertical of self-heating air jet pipe
It is distributed in the top of jet plate 7, the self-heating air jet pipe 10 is the metal tube that outer sheath is equipped with heating ring, the foraminous conveyer 2
Both ends be provided with transmission shaft 25, speed adjuster 26 is installed, the speed adjuster 26 and humidity sensor 14 on the transmission shaft 25
It is connected one by one with temperature inductor 16, row pressure safety valve 27 is provided at the top of the agglomerating chamber 5, the row pressure safety valve 27 is gentle
It presses inductor 19 to be connected, temperature control maincenter 28, the temperature control maincenter 28 and temperature inductor 16 is provided on 5 side wall of agglomerating chamber
It is connected one by one, the temperature inductor 16 controls the heater switch of infrared heating rod 15, and the infrared heating rod 15 is uniformly distributed
In the two sides up and down of foraminous conveyer 2, the foraminous conveyer 2 is hollow out metal mesh belt, and dip-coating has Teflon on the foraminous conveyer 2
Coating.
The present invention is by the way that rack 1, foraminous conveyer 2 and furnace body 3 to be combined together, and by assay optimization, drying room 4 can be with
Drying water removal, and the humid control jet pump detected according to humidity sensor 14 are carried out to cell piece in the case where nitrogen protection
8 jet efficiency keeps humidity more stable to control drying efficiency, controls the infrared of different parts by temperature inductor 16
The work heating of heating rod 15 can make sintering furnace during the sintering process, monitor the sintering of cell piece in real time to keep thermal-stable
Situation, and automatically carry out temperature regulation, make to heat it is more stable, adjust quickly, high degree of automation, be conducive to promoted sintering quality and
It is sintered efficiency.
Above-described embodiment is the description of the invention, is not limitation of the invention, after any pair of simple transformation of the present invention
Scheme all belong to the scope of protection of the present invention.
Claims (6)
1. a kind of temperature automatically controlled sintering furnace, it is characterised in that: including rack (1), foraminous conveyer (2) and furnace body (3), the machine
It is provided with furnace body (3) at the top of frame (1), the foraminous conveyer (2) is horizontal to run through furnace body (3), and the furnace body (3) is internal from left to right
It is disposed with drying room (4), agglomerating chamber (5) and cooling chamber (6), drying room (4) bottom is provided with jet plate (7), institute
It states jet plate (7) bottom to be connected with jet pump (8), jet pump (8) side is connected with nitrogen pipeline (9), the jet plate
(7) top is provided with several self-heating air jet pipes (10), is provided with evacuating plate (11), the evacuating plate at the top of the drying room (4)
(11) top is provided with drying box (12), and the drying box (12) is connected by appendix (13) with jet pump (8), the drying
Room (4) side is provided with multiple humidity sensors (14), and the humidity sensor (14) is connected with jet pump (8), the sintering
Room (5) bottom and top are symmetrically arranged with multiple infrared heating rods (15) being uniformly distributed side by side, the side wall of the agglomerating chamber (5)
Middle part is provided with multiple temperature inductors (16), infrared heating rod (15) phase of the temperature inductor (16) and corresponding position
Even, agglomerating chamber (5) bottom is provided with nitrogen snorkel (17), is equipped with solenoid valve on the nitrogen snorkel (17)
(18), it is provided with air pressure inductor (19) at the top of the agglomerating chamber (5), the air pressure inductor (19) and solenoid valve (18) phase
Even, it is provided with shower plate (20) and jet plate (7) at the top of the cooling chamber (6), is connected with cooling at the top of the shower plate (20)
Liquid case (22), jet plate (7) setting is connected with jet pump (8) at the top of the jet plate (7) on the right side of shower plate (20), described
Cooling chamber (6) bottom is provided with collecting tank (24).
2. a kind of temperature automatically controlled sintering furnace as described in claim 1, it is characterised in that: the jet plate (7) sets for level
The plate set, the quantity of the self-heating air jet pipe (10) have multiple, and self-heating air jet pipe (10) homogeneous vertical is distributed in jet
The top of plate (7), the self-heating air jet pipe (10) are the metal tube that outer sheath is equipped with heating ring.
3. a kind of temperature automatically controlled sintering furnace as described in claim 1, it is characterised in that: the both ends of the foraminous conveyer (2)
It is provided with transmission shaft (25), is equipped with speed adjuster (26) on the transmission shaft (25), the speed adjuster (26) and humidity sensor
(14) it is connected one by one with temperature inductor (16).
4. a kind of temperature automatically controlled sintering furnace as described in claim 1, it is characterised in that: setting at the top of the agglomerating chamber (5)
Have row pressure safety valve (27), the gentle pressure inductor (19) of row pressure safety valve (27) is connected.
5. a kind of temperature automatically controlled sintering furnace as described in claim 1, it is characterised in that: set on agglomerating chamber (5) side wall
It is equipped with temperature control maincenter (28), the temperature control maincenter (28) is connected one by one with temperature inductor (16), the temperature inductor (16)
The heater switch of infrared heating rod (15) is controlled, the infrared heating rod (15) is evenly distributed on up and down the two of foraminous conveyer (2)
Side.
6. a kind of temperature automatically controlled sintering furnace as described in claim 1, it is characterised in that: the foraminous conveyer (2) is hollow out
Metal mesh belt, dip-coating has teflon coatings on the foraminous conveyer (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811618580.5A CN109631573A (en) | 2018-12-28 | 2018-12-28 | A kind of temperature automatically controlled sintering furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811618580.5A CN109631573A (en) | 2018-12-28 | 2018-12-28 | A kind of temperature automatically controlled sintering furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109631573A true CN109631573A (en) | 2019-04-16 |
Family
ID=66078684
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811618580.5A Pending CN109631573A (en) | 2018-12-28 | 2018-12-28 | A kind of temperature automatically controlled sintering furnace |
Country Status (1)
| Country | Link |
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| CN (1) | CN109631573A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114784242A (en) * | 2022-04-13 | 2022-07-22 | 内蒙古欣源石墨烯科技股份有限公司 | Preparation method of nano-carbon coated lithium battery negative electrode material |
| CN117342718A (en) * | 2023-09-27 | 2024-01-05 | 湖北金盛兰冶金科技有限公司 | Coking wastewater reinforced granulating process method |
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