CN108362131B

CN108362131B - Partition heat insulation base of sintering furnace

Info

Publication number: CN108362131B
Application number: CN201810304445.7A
Authority: CN
Inventors: 张冠纶; 谢毅; 谢泰宏; 周丹; 张忠文
Original assignee: Tongwei Solar Anhui Co Ltd
Current assignee: Tongwei Solar Anhui Co Ltd
Priority date: 2018-04-08
Filing date: 2018-04-08
Publication date: 2023-05-23
Anticipated expiration: 2038-04-08
Also published as: CN108362131A

Abstract

The invention discloses a partitioned heat insulation base of a sintering furnace, which comprises a base plate, heat insulation plates, temperature sensors and turnover plates, wherein the base plate is connected with supporting legs, one end of each supporting leg, which is far away from the base plate, is fixedly provided with a base plate, the two sides of the base plate are movably provided with the heat insulation plates, the temperature sensors are arranged between the heat insulation plates, the heat insulation plates are fixedly arranged on electric push rods, the two ends of the base plate are respectively provided with a mounting groove, the turnover plates are movably arranged in the mounting grooves, the turnover plates are fixedly arranged on rotating shafts through connecting rods, and the rotating shafts are movably inserted into the inner side walls of the mounting grooves. The invention is used for installing and fixing the sintering furnaces, realizes the heat insulation function in large and small spaces simultaneously by two modes of movement of the heat insulation plate and overturning of the overturning plate, and each sintering furnace is correspondingly arranged on three bases to respectively insulate three partitions, thus being capable of effectively preventing the damage caused by the contact of workers with the shell of the sintering furnace and being very worth popularizing.

Description

Partition heat insulation base of sintering furnace

Technical Field

The invention relates to the technical field of battery piece sintering devices, in particular to a partitioned heat insulation base of a sintering furnace.

Background

Along with the popularization of solar cell power generation, the demand of solar cell pieces is increased, sintering is the last manufacturing link of manufacturing the solar cells, printed silicon wafers are placed on a transmission mesh belt which circularly operates in a sintering furnace and sequentially pass through a drying area, a sintering area and a cooling area of the high-temperature sintering furnace, so that the crystalline silicon cells and printed electrodes form good ohmic contact.

In the prior art, in the process that the battery piece is put into the sintering furnace for sintering, the sintering furnace can generate a large amount of heat, but the sintering furnace is installed in a workshop, and for a narrow workshop space, a plurality of obvious problems can be generated: 1. the sintering furnace has the advantages that the temperature inside the sintering furnace is too high, so that the furnace body shell can also have high temperature, the furnace body shell is not isolated, and if workers touch the furnace body shell carelessly, the furnace body shell can be damaged; 2. if the outside of the sintering furnace is integrally surrounded, high-temperature isolation can be performed, but a large amount of space can be occupied in a narrow space, so that the sintering furnace is very inconvenient; 3. the temperature of the three areas of the sintering furnace are different, and the whole isolation mode is adopted, so that resource waste can be caused, and each area is preferably isolated in a partitioning way.

Disclosure of Invention

The invention aims to provide a partitioned heat insulation base of a sintering furnace, which aims to solve the problems in the background technology.

In order to achieve the above purpose, the present invention provides the following technical solutions:

the utility model provides a sintering furnace subregion heat insulation base, includes base plate, heat insulating board, temperature sensor and upset board, be connected with the landing leg on the base plate, landing leg is kept away from base plate one end and is fixed with the bottom plate, the base plate both sides activity is provided with the heat insulating board, be provided with temperature sensor between the heat insulating board, the heat insulating board is fixed in on the electric putter, electric putter is fixed in on the landing leg, and is fixed with the singlechip on the landing leg, temperature sensor and electric putter all electric connection are on the singlechip;

the mounting grooves are formed in the two ends of the bottom plate, the overturning plates are movably arranged in the mounting grooves, the overturning plates are fixed on the rotating shafts through connecting rods, and the rotating shafts are movably inserted into the inner side walls of the mounting grooves.

Preferably, the temperature sensor is fixed on the substrate through a support column.

Preferably, the heat insulation plate is fixedly provided with a sliding block, the sliding block is movably arranged in a sliding groove, and the sliding groove is symmetrically arranged on two sides of the mounting groove.

Preferably, a pinion is fixed on the rotating shaft, the pinion is movably connected with a main gear, and the main gear is fixed on the motor.

Preferably, a water tank is arranged between the electric push rod and the base plate, a mounting rod is fixed between the water tank and the base plate, and a water pump and a nozzle are arranged on the mounting rod.

Preferably, every three heat insulation bases are correspondingly arranged on one sintering furnace.

Compared with the prior art, the invention has the beneficial effects that:

according to the invention, the temperature of the sintering furnace shell is monitored through the temperature sensor, when the temperature is too high, the electric push rod is driven to move through the singlechip, the heat insulation plates at two sides are pushed to move, the internal sintering furnace is isolated, and workers are prevented from touching the sintering furnace, so that scalding is avoided.

When the heat insulation plate is used in a narrow space, when the temperature is too high, the motor drives the gear to rotate, the turnover plate is rotated by 90 degrees and is attached to the heat insulation plate, the thickness of the heat insulation layer is further increased under the condition that the heat insulation plate does not move, a good heat insulation effect is achieved, the space is not occupied, and the heat insulation plate is quite effective.

The water tank is matched with the nozzle to spray the substrate, so that the cooling effect is achieved, the effect of further preventing the failure of the heat insulation board caused by overhigh temperature can be achieved, and the heat insulation board is very convenient.

The invention is used for installing and fixing the sintering furnaces, realizes the heat insulation function in large and small spaces simultaneously by two modes of movement of the heat insulation plate and overturning of the overturning plate, and each sintering furnace is correspondingly arranged on three bases to respectively insulate three partitions, thus being capable of effectively preventing the damage caused by the contact of workers with the shell of the sintering furnace and being very worth popularizing.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present invention;

FIG. 2 is a schematic view of the structure of the mounting groove in the bottom plate of the present invention;

FIG. 3 is a schematic diagram showing the connection of the turnover plate and the rotating shaft according to the present invention;

FIG. 4 is a schematic diagram showing the connection structure of the rotor and the motor in the preferred embodiment of the present invention;

FIG. 5 is a schematic view of the structure of the installation groove and the chute of the present invention;

FIG. 6 is a schematic diagram of a connection structure between a slider and a chute according to the present invention;

FIG. 7 is a schematic view of a connection structure between a heat shield and a base plate according to the present invention;

FIG. 8 is a schematic diagram of the installation mode of the sintering furnace and the sintering furnace.

In the figure: 1 base plate, 2 supporting legs, 3 bottom plates, 4 heat insulation plates, 41 sliding blocks, 42 sliding grooves, 5 temperature sensors, 51, 6 electric push rods, 7 single chip microcomputer, 8 mounting grooves, 9 turnover plates, 10 connecting rods, 11 rotating shafts, 12 auxiliary gears, 13 main gears, 14 motors, 15 water tanks, 16 mounting rods, 17 water pumps, 18 nozzles and 100 sintering furnaces.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

Referring to fig. 1-8, the present invention provides a technical solution:

the utility model provides a sintering furnace subregion base that insulates against heat, as shown in description figure 1 and figure 2, including base plate 1, heat insulating board 4, temperature sensor 5 and upset board 9, sintering furnace 100 installs on base plate 1, be connected with landing leg 2 on base plate 1, landing leg 2 is vertical to be fixed on base plate 1 lower surface, landing leg 2 is provided with four, can make base structure more stable, landing leg 2 keep away from base plate 1 one end and be fixed with bottom plate 3, bottom plate 3 is fixed on landing leg 2, base plate 1 both sides activity is provided with heat insulating board 4, heat insulating board 4 selects glass fiber to make, heat insulating board 4 and bottom plate 3 upper surface swing joint, as shown in description figure 5 and figure 6, be fixed with slider 41 on the heat insulating board 4, slider 41 activity sets up in spout 42, spout 42 symmetry is seted up in mounting groove 8 both sides for heat insulating board 4 can carry out horizontal migration along bottom plate 3 surface.

The temperature sensor 5 is arranged between the heat insulation plates 4, the temperature sensor 5 is a DHT11 type sensor, the DHT11 is a temperature and humidity sensor with calibrated digital signal output, the precision humidity is +/-5%RH, the temperature is +/-2 ℃, the range humidity is 20-90%RH, the temperature is 0-50 ℃, the DHT11 device adopts simplified single bus communication, the single bus is only provided with one DATA wire, DATA exchange and control in the system are completed by the single bus, the single bus generally requires to be externally connected with a pull-up resistor of about 5.1kΩ, thus, when the bus is idle, the state is high, the heat insulation plate 4 is fixed on the electric push rod 6, the heat insulation plate 4 is driven to horizontally move by a rod body of the electric push rod 6, the sintering furnace 100 is separated, workers are prevented from touching a high-temperature shell, the heat insulation plate 4 is adjusted by the distance between the heat insulation plate and the sintering furnace 100, the electric push rod 6 is also prevented from being too high in temperature, the landing leg 2, the single chip microcomputer 7 is fixed on the landing leg 2, the temperature sensor 5 and the electric push rod 6 are electrically connected with the single chip microcomputer 7, the electric push rod 6 is electrically connected with the single chip microcomputer 7, the electric signal wire is in the single chip microcomputer 7, the electric signal is in the power connection with the single chip microcomputer 7, the single chip microcomputer is in the power supply interface through the single chip microcomputer, the single chip microcomputer is in the power connection with the electric signal wire, and the single chip microcomputer is in the power interface through the single chip microcomputer wire, and the electric signal interface of the single chip microcomputer wire, and the electric signal controller is in the power interface, and a power interface is in the power connection with the single chip microcomputer wire, and a power interface is in the power interface through the electric signal, and a signal interface is in the power interface, and a signal interface through the signal and a signal interface.

The mounting groove 8 has all been seted up at bottom plate 3 both ends, two mounting grooves 8 are offered respectively in the heat insulating board 4 outside, the mounting groove 8 internalization is provided with the upset board 9, the upset board 9 is fixed in on the pivot 11 through connecting rod 10, the upset board 9 can rotate 90 degrees through pivot 11, turn into vertical state from the horizontality, laminate with heat insulating board 4, form the insulating layer that thickness increases, no longer need carry out horizontal migration with heat insulating board 4, the occupation in space has significantly reduced, very easy to assemble is placed in narrow and small region, pivot 11 activity is inserted and is located on the mounting groove 8 inside wall, can carry out nimble rotation after pivot 11 inserts, do not need take place the skew motion.

Because a sintering furnace 100 is divided into three areas with different temperatures, as shown in fig. 8 of the specification, for a sintering furnace 100, each three heat insulation bases of the invention are correspondingly arranged on a sintering furnace 100, respectively correspond to three different temperature areas, and the heat insulation effect of each area is independently controlled, so that the method is very convenient and effective.

As a preferred mode, the temperature sensor 5 is fixed on the base plate 1 through the supporting column 51, two temperature sensors 5 are symmetrically fixed on the base plate 1 at two sides of the sintering furnace 100, and are respectively used for matching with the singlechip 7 and the electric push rod 6 at two sides, and the movement condition of the heat insulation plates 4 at two sides is independently controlled so as to cope with the situation that the temperatures of the shells at two sides of the sintering furnace 100 are different.

As a preferred mode, as shown in fig. 3 and fig. 4 of the specification, a pinion 12 is fixed on a rotating shaft 11, the pinion 12 is movably connected with a main gear 13, the main gear 13 and the pinion 12 are meshed with each other, the main gear 13 is fixed on a motor 14, the motor 14 provides electric energy through an external power supply, when the turnover plate 9 needs to be turned, the motor 14 is started, the motor 14 drives the rotating shaft 11 to turn over by 90 degrees, the heat insulation effect is achieved, manual rotation of the turnover plate 9 is not needed, and the turnover plate 9 is quite convenient.

As a preferable mode, a water tank 15 is arranged between the electric push rod 6 and the base plate 1, a mounting rod 16 is fixed between the water tank 15 and the base plate 1, a water pump 17 and a nozzle 18 are arranged on the mounting rod 16, the water pump 17 supplies electric energy through an external power supply, the water pump 17 pumps water in the water tank 16, the nozzle 18 sprays the water to the base plate 1 to realize cooling, the temperature is prevented from being too high, the sprayed water falls back into the water tank 16 to complete circulation, and the mounting rod 16 is installed and fixed on the supporting leg 2.

Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a sintering furnace subregion base that insulates against heat, includes base plate (1), heat insulating board (4), temperature sensor (5) and upset board (9), its characterized in that: the electric furnace is characterized in that the base plate (1) is connected with the supporting legs (2), one ends of the supporting legs (2) away from the base plate (1) are fixedly provided with the base plates (3), two sides of the base plate (1) are movably provided with the heat insulation plates (4), a temperature sensor (5) is arranged between the heat insulation plates (4), the temperature sensor (5) is fixed on the base plate (1) through the supporting columns (51), the sintering furnace (100) is arranged on the base plate (1), the heat insulation plates (4) are fixed on the electric push rods (6), the electric push rods (6) are fixed on the supporting legs (2), the supporting legs (2) are fixedly provided with the single chip microcomputer (7), the temperature sensor (5) and the electric push rods (6) are electrically connected to the single chip microcomputer (7), and after the single chip microcomputer (7) receives a temperature electric signal, a push rod motor of the electric push rods (6) is driven to move, and the heat insulation plates (4) are driven to move horizontally through rod bodies of the electric push rods (6), so that the temperature of the heat insulation plates (4) is prevented from being too high;

the two ends of the bottom plate (3) are provided with mounting grooves (8), the mounting grooves (8) are internally and movably provided with overturning plates (9), the overturning plates (9) are fixed on rotating shafts (11) through connecting rods (10), the rotating shafts (11) are movably inserted on the inner side walls of the mounting grooves (8), and the overturning plates (9) can rotate by 90 degrees through the rotating shafts (11) from a horizontal state to a vertical state and are attached to the heat insulation plates (4) to form heat insulation layers with increased thickness;

every three heat insulation bases are correspondingly arranged on one sintering furnace (100), and respectively correspond to three different temperature areas, and the heat insulation effect of each area is independently controlled.

2. The zoned insulating base of a sintering furnace of claim 1, wherein: the heat insulation plate (4) is fixedly provided with a sliding block (41), the sliding block (41) is movably arranged in a sliding groove (42), and the sliding groove (42) is symmetrically arranged on two sides of the mounting groove (8).

3. The zoned insulating base of a sintering furnace of claim 1, wherein: the rotary shaft (11) is fixedly provided with a pinion (12), the pinion (12) is movably connected with a main gear (13), and the main gear (13) is fixed on a motor (14).

4. The zoned insulating base of a sintering furnace of claim 1, wherein: a water tank (15) is arranged between the electric push rod (6) and the base plate (1), a mounting rod (16) is fixed between the water tank (15) and the base plate (1), and a water pump (17) and a nozzle (18) are arranged on the mounting rod (16).