CN217230829U

CN217230829U - Aluminum foil annealing cooling system

Info

Publication number: CN217230829U
Application number: CN202220456739.3U
Authority: CN
Inventors: 逯祖建; 闫帅杰; 杨正高; 李发辉
Original assignee: Henan Mingtai Technology Development Co ltd
Current assignee: Henan Mingtai Technology Development Co ltd
Priority date: 2022-03-04
Filing date: 2022-03-04
Publication date: 2022-08-19
Anticipated expiration: 2032-03-04

Abstract

The utility model relates to an aluminum foil annealing cooling system, which comprises a cooling chamber, wherein the cooling chamber is of a square structure, a material receiving platform is arranged inside the cooling chamber, the material receiving platform is of a square frame structure, the material receiving platform is positioned in the middle of the cooling chamber and is fixed with the bottom surface of the cooling chamber, an air exhaust mechanism is arranged at the upper part of the cooling chamber, and an air supply mechanism is arranged at the lower part of the material receiving platform; the air exhaust mechanism comprises a first fan, a second fan and an air exhaust pipeline, and rectangular air outlets are formed in the lower end face of the air exhaust pipeline at equal intervals; the air supply mechanism comprises an air feeder and an air supply pipeline, and the cooling chamber is provided with an electric shutter door. The utility model discloses set up in the cooling chamber and connect the material platform to be used for holding the blowing frame, set up air supply mechanism in the below of work or material rest, the top sets up exhaust mechanism and realizes that the even ventilation carries out the cooling operation, uses three fans to realize that the aluminium foil annealing has practiced thrift the energy, avoids steam to circulate in the workshop simultaneously, has optimized workman's operation environment to simplified the lift program, reduced workman's intensity of labour.

Description

Aluminum foil annealing cooling system

Technical Field

The utility model relates to an aluminium foil production field, concretely relates to aluminium foil annealing cooling system.

Background

In the existing production process of the aluminum foil, the aluminum foil is firstly cut by a splitting machine, and then the cut aluminum foil is put into an annealing furnace to be heated to a certain temperature so as to change the performance of the aluminum foil and remove residual rolling oil on the surface of the aluminum foil, thereby meeting the process use requirements of downstream customers. The process requirements of aluminum foil finished products of different alloys and different specifications are different, namely the heating temperature is different (200-450 ℃), and after the process requirements are met, the aluminum foil coil needs to be cooled to a normal temperature state and then packaged, warehoused and shipped.

After cutting, the aluminum foil coil is placed on a special annealing material rack, the annealing material rack is hoisted to a special charging and discharging trolley by a crown block, the aluminum foil coil is sent into the furnace for heating and annealing, the aluminum foil coil is pulled out by the trolley after the annealing is finished, and 5 special finished product racks can be charged in one furnace at one time.

The aluminium foil material after going out of the stove is rolled up the temperature and must be dropped to the same with ambient temperature, can pack, otherwise can cause the oxidation to scrap, and the aluminium foil material after going out of the stove always rolls up, and a whole set of work or material rest is put by the overhead traveling crane handling to the workshop internal cooling district, places and forces the cooling in axial fan is preceding, regularly utilizes the overhead traveling crane to turn around the work or material rest, guarantees that all material rolls all reach the normal atmospheric temperature cooling. The normal cooling time in summer is about 56 hours, the cooling time in winter is about 36 hours, each material rack needs one 5.5KW axial flow fan, five material racks in one furnace need 5 axial flow fans, and the total power consumption is 27.5 KW.

Meanwhile, in the existing cooling mode, the axial flow fan forcibly cools all heat to be dissipated in a workshop, so that the temperature of the workshop rises, the air inlet temperature of the fan naturally rises to cause vicious circle, the temperature of the workshop is too high in summer, the operation environment is influenced, the noise of the running site of the fan is large, and the harm is caused to the health of workers.

Because the material roll cooling cycle is long, the inhomogeneous problem of cooling can appear, and the cooling space occupies the place increase in addition, and the cooling cycle length will cause delivery cycle delay, and intermediate environment overstocks the product volume and increases investment cost.

Moreover, the whole annealing process needs frequent hoisting operation of the crown block, and the workload is large.

Disclosure of Invention

The utility model provides a solve above-mentioned problem, a aluminium foil annealing cooling system is provided, a plurality of cooling chambers have been set up, set up in the cooling chamber and connect the material platform to be used for holding the blowing frame, set up air supply mechanism in the below of blowing frame, the top sets up exhaust mechanism and realizes that even ventilation carries out the cooling operation, uses three fans to realize that the aluminium foil annealing has practiced thrift the energy, avoids steam to circulate in the workshop simultaneously, has optimized workman's operation environment to simplify the hoisting program and reduced workman's intensity of labour.

In order to realize the purpose, the technical scheme of the utility model is that:

an aluminum foil annealing cooling system comprises a material rack for placing materials, a material trolley for carrying the material rack to move and a plurality of cooling chambers, wherein the cooling chambers are arranged in a straight line and are of square structures, a material receiving platform is arranged in each cooling chamber and is of a square frame structure, the material receiving platform is positioned in the middle of each cooling chamber and is fixed with the bottom surface of each cooling chamber, an air exhaust mechanism is arranged at the upper part of each cooling chamber, and an air supply mechanism is arranged at the lower part of each material receiving platform;

the air exhaust mechanism comprises a first fan, a second fan and an air exhaust pipeline, the air exhaust pipeline is a square pipe body which is hollow inside and sealed at one side, the number of the air exhaust pipelines is two corresponding to the first fan and the second fan, the opening positions of the two air exhaust pipelines are respectively provided with the first fan and the second fan, and the lower end face of the air exhaust pipeline is equidistantly provided with a plurality of rectangular air outlets;

the air supply mechanism comprises an air feeder and an air supply pipeline, the air supply pipeline is a square pipe body which is hollow inside and sealed at one side, the air feeder is arranged at the opening position of the air supply pipeline, and rectangular air supply outlets are formed in the upper end surface of the air supply pipeline corresponding to the air outlets;

the cooling chamber is provided with an electric shutter door.

During the operation, adopt three fans, wherein two are realized airing exhaust, one is supplied air, take away aluminium foil surface temperature, compare original five fans and carried out the direct-blow refrigerated operation mode and avoided the air inlet temperature rise naturally, the vicious circle that causes, the energy consumption has been reduced simultaneously, the supply-air outlet of rectangle has been set up equidistantly on supply-air duct and exhaust duct, the even circulation is realized to the air outlet, ensure the even cooling of aluminium foil, aluminium foil defervesces the heat process and goes on in the cooling chamber, the heat that the aluminium foil carried can not freely spread into the workshop, concentrate the discharge by exhaust duct, staff's operational environment has been optimized, simultaneously the reduction and the exhaust duct of fan in quantity, the effectual noise that reduces air inlet blowing aluminium foil and produce of structure that supply-air duct and cooling chamber constitute.

Furthermore, a connecting pipe is arranged between the air feeder and the air supply pipeline, one end of the connecting pipe is square and is connected with the opening of the air supply pipeline, the other end of the connecting pipe is annular and is connected with the air feeder, one end of the connecting pipe, which is connected with the air supply pipeline, is arranged inside the cooling chamber, and one end of the connecting pipe, which is connected with the air feeder, is arranged outside the cooling chamber.

Furthermore, the first fan and the second fan are arranged outside the upper end face of the cooling chamber and connected with the exhaust pipeline, and an L-shaped bent pipe with an annular cross section is arranged on the other side of the first fan and the other side of the second fan.

Furthermore, the exhaust pipeline and the air supply pipeline are enclosed by galvanized steel plates; the air outlet is provided with an air guide pipe, the air guide pipe is of a quadrangular frustum pyramid structure, and the air guide pipe is connected with an air exhaust pipeline flange.

The air inlet is conveniently conveyed to the position of the skip car to cool the aluminum foil, and meanwhile, the galvanized steel plate is convenient to machine and form and has certain strength, so that the equipment cost is reduced.

Further, an electric air valve is arranged between the connecting pipe and the air feeder;

the inside temperature sensor that is provided with of cooling chamber, temperature sensor is used for detecting the temperature in the cooling chamber, and temperature sensor is connected with the MCU chip, the MCU chip is connected with drive unit, drive unit includes driver chip and a plurality of relay, and is a plurality of the coil of relay is connected with the IO pin of MCU chip respectively, and first fan, second fan and forced draught blower and electronic blast gate form the return circuit through the normally open contact connection power of relay respectively.

Furthermore, the MCU chip is provided with a button unit, the button unit comprises a plurality of buttons, a communication unit is arranged between the plurality of buttons and the MCU chip, and the buttons are in wireless communication connection with the MCU chip through the communication unit;

the electric rolling gate comprises a speed reducing motor, the speed reducing motor is connected with a power supply through a driving chip to form a loop, and the input end of the driving chip is connected with the output end of the MCU chip.

Make things convenient for electronic shutter door to open or close through the button, reach at the work or material rest and connect the material platform position, thereby make MCU chip control drive chip realize that gear motor's reversal closes electronic shutter door and is equivalent to the closure through the button, begin to cool off the operation to the aluminium foil.

Through the technical scheme, the beneficial effects of the utility model are that:

(1) the utility model discloses reduced the input quantity of fan, very big reduction the electric power energy consumption, originally need five cooling blower, totally 27.5KW, the utility model discloses 3 fans totally 16.5KW, sparingly power consumption 11 KW.

(2) Reduce overhead traveling crane handling number of times, indirectly alleviate worker intensity of labour, the energy has further been practiced thrift in overhead traveling crane frequency of use's reduction, the utility model discloses a handling can reach the packing region and pack.

(3) The utility model discloses set up the cooling chamber and combine supply-air duct and exhaust duct effectual elimination fan noise in the workshop to be favorable to the heat to concentrate outer arranging, reduce the workshop temperature, improve operational environment.

(4) The utility model discloses an even cooling to not being influenced by hot-blast circulation, cooling down in the cooling chamber, comparing in original cooling method, using the utility model discloses carry out the aluminium foil cooling, it is long when having shortened the aluminium foil refrigerated, the cooling time of per stove finished product book is rolled up with former cooling method contrast, and average cooling time reduces 10-12 hours.

Drawings

Fig. 1 is one of the schematic structural diagrams of an aluminum foil annealing cooling system of the present invention;

fig. 2 is a second schematic structural diagram of an aluminum foil annealing cooling system according to the present invention;

fig. 3 is a third schematic structural diagram of an aluminum foil annealing cooling system according to the present invention;

fig. 4 is an electrical schematic diagram of an aluminum foil annealing cooling system according to the present invention.

The reference numbers in the drawings are as follows: the cooling device comprises a cooling chamber 1, a receiving table 2, a first fan 3, a second fan 4, an exhaust duct 5, a blowing fan 7, a blowing duct 8, an air guide pipe 9, an electric air valve 10, a temperature sensor 11, a button unit 12 and a communication unit 13.

Detailed Description

The invention will be further explained with reference to the drawings and the detailed description below:

example 1

As shown in fig. 1 to 4, an aluminum foil annealing cooling system includes a material rack for placing materials, a material cart for moving the material rack, and a cooling chamber 1, wherein the number of the cooling chamber 1 is multiple, the multiple cooling chambers 1 are arranged in a line, the cooling chamber 1 is of a square structure, a material receiving table 2 is arranged inside the cooling chamber 1, the material receiving table 2 is of a square frame structure, the material receiving table 2 is located in the middle of the cooling chamber 1 and is fixed with the bottom surface of the cooling chamber 1, an air exhaust mechanism is arranged at the upper part of the cooling chamber 1, and an air supply mechanism is arranged at the lower part of the material receiving table 2;

the exhaust mechanism comprises a first fan 3, a second fan 4 and an exhaust pipeline 5, the exhaust pipeline 5 is a square pipe body which is hollow inside and sealed at one side, the exhaust pipeline 5 is two corresponding to the first fan 3 and the second fan 4, the opening positions of the two exhaust pipelines 5 are respectively provided with the first fan 3 and the second fan 4, and the lower end face of the exhaust pipeline 5 is equidistantly provided with a plurality of rectangular exhaust outlets;

the air supply mechanism comprises an air feeder 7 and an air supply pipeline 8, the air supply pipeline 8 is a square pipe body which is hollow inside and sealed at one side, the air feeder 7 is arranged at the opening position of the air supply pipeline 8, and rectangular air supply openings are formed in the upper end surface of the air supply pipeline 8 corresponding to the air outlets;

the cooling chamber 1 is provided with an electric shutter door.

In one embodiment, a connection pipe is provided between the blower 7 and the air supply duct 8, one end of the connection pipe is connected to the opening of the air supply duct 8 in a square shape, the other end of the connection pipe is connected to the blower 7 in a ring shape, one end of the connection pipe connected to the air supply duct 8 is provided inside the cooling chamber 1, and one end of the connection pipe connected to the blower 7 is provided outside the cooling chamber 1.

As an implementation mode, the first fan 3 and the second fan 4 are disposed outside the upper end surface of the cooling chamber, the first fan 3 and the second fan 4 are connected to the exhaust duct 5, and an L-shaped elbow with an annular cross section is disposed on the other side of the first fan 3 and the second fan 4.

As an implementation mode, the exhaust duct 5 and the air supply duct 8 are surrounded by galvanized steel plates;

the air outlet is provided with an air guide pipe 9, the air guide pipe 9 is of a quadrangular frustum pyramid structure, and the air guide pipe 9 is in flange connection with the air exhaust pipeline 5.

As an embodiment, an electric air valve 10 is arranged between the connecting pipe and the blower 7;

the inside temperature sensor 11 that is provided with of cooling chamber 1, temperature sensor 11 is used for detecting the temperature in cooling chamber 1, and temperature sensor 11 is connected with the MCU chip, the MCU chip is connected with drive unit, drive unit includes driver chip and a plurality of relay, and is a plurality of the coil of relay is connected with the IO pin of MCU chip respectively, and first fan 3, second fan 4 and forced draught blower 7 and electronic blast gate 10 form the return circuit through the normally open contact connection power of relay respectively.

The utility model discloses in, the MCU chip is STM32 type singlechip.

As an implementation manner, the MCU chip is provided with a button unit 12, the button unit 12 includes a plurality of buttons, a communication unit 13 is provided between the plurality of buttons and the MCU chip, and the buttons are in wireless communication connection with the MCU chip through the communication unit 13;

In this embodiment, the communication unit 13 includes a bluetooth module, the MCU chip is in communication connection with the button unit 12 through the bluetooth module, and the operator can remotely control the opening and closing of the electric rolling shutter, in this embodiment, two buttons are provided, one of which provides a forward rotation signal of the gear motor and the other provides a reverse rotation signal of the gear motor, the gear motor is pressed for a long time to energize, the rear button is released, the button is automatically reset, the bluetooth module transmits a signal after the button is pressed, the MCU chip controls the forward rotation and the reverse rotation of the gear motor through the driving chip according to the forward rotation signal or the reverse rotation signal of the gear motor, in this embodiment, the driving chip is a driving chip of the L289N type, and the gear motor has a shaft locking function.

In the embodiment, the volume of the air supply pipeline 8 is larger than that of the exhaust pipeline 5 through calculation of the air supply quantity and the exhaust quantity, the area of the air supply opening is larger than that of the exhaust opening, the total quantity of the exhaust opening is twice of that of the air supply opening, the air quantity of three fans is 42000m3/h, and the air supply quantity is 38000m3/h through the design of the air supply pipeline 8; the exhaust volume of a single fan is 30000m3/h through the exhaust duct 5, and the total of the two fans is 60000m 3/h.

The cooling operation of the aluminum foil will be described with reference to the above embodiment:

during operation, the crown block hoists the material rack to the material trolley, the material trolley is moved to the cooling chamber 1, a worker opens the electric rolling gate through a button, the material rack is conveyed to the material receiving platform 2 in the cooling chamber 1 by using the material trolley, and when the material trolley is far away from the cooling chamber 1, the electric rolling gate is closed through the button, and the cooling chamber 1 is sealed outwards;

the MCU chip enables the blower 7 to be electrified for operation through a relay, the electric air valve 10 is opened, the air supply pipeline 8 is communicated, the blower 7 sends outdoor air into the cooling chamber 1, cool air enters the cooling chamber 1 through a plurality of air supply ports at the lower part of the material receiving table 2, the first fan 3 and the second fan 4 are electrified for operation, and further, the first fan 3 and the second fan 4 are combined with the exhaust pipeline 5 to discharge hot air in the cooling chamber 1;

a starting temperature threshold value is set in the MCU chip, and when the temperature in the cooling chamber 1 is higher than the starting temperature threshold value, the MCU chip controls the air blower 7, the electric air valve 10, the first fan 3 and the second fan 4 to be electrified for working.

The temperature sensor 11 detects the temperature in the cooling chamber 1, when the temperature in the cooling chamber 1 is the same as the room temperature of an external workshop (the lowest temperature threshold is set in the MCU chip and is equal to the ordinary room temperature), the MCU chip controls the relay power-off contact to reset, the first fan 3, the second fan 4 and the blower 7 are powered off and shut down, and the electric air valve 10 is closed. Set up photoelectric alarm device simultaneously in this embodiment, when first fan 3, second fan 4 and forced draught blower 7 outage shut down, the MCU chip realizes giving out light the police through photoelectric alarm device, informs the staff, and photoelectric alarm device includes the LED lamp. And further, opening the electric rolling gate by a worker, taking the material rack out, and finishing the cooling operation of the aluminum foil.

The above-mentioned embodiments are merely preferred embodiments of the present invention, and not intended to limit the scope of the present invention, so that equivalent changes or modifications made by the structure, features and principles of the present invention should be included in the claims of the present invention.

Claims

1. An aluminum foil annealing cooling system comprises a material rack for placing materials and a material trolley for carrying the material rack to move, and is characterized by further comprising a plurality of cooling chambers (1), wherein the cooling chambers (1) are arranged in a straight line shape, the cooling chambers (1) are of a square structure, a material receiving table (2) is arranged inside the cooling chambers (1), the material receiving table (2) is of a square frame structure, the material receiving table (2) is positioned in the middle of the cooling chambers (1) and is fixed with the bottom surface of the cooling chambers (1), an air exhaust mechanism is arranged at the upper part of the cooling chambers (1), and an air supply mechanism is arranged at the lower part of the material receiving table (2);

the air exhaust mechanism comprises a first fan (3), a second fan (4) and an air exhaust pipeline (5), the air exhaust pipeline (5) is a square pipe body which is hollow inside and one side of the air exhaust pipeline is sealed, the number of the air exhaust pipeline (5) is two corresponding to the first fan (3) and the second fan (4), the opening positions of the two air exhaust pipelines (5) are respectively provided with the first fan (3) and the second fan (4), and a plurality of rectangular air outlets are equidistantly arranged on the lower end face of the air exhaust pipeline (5);

the air supply mechanism comprises an air supply device (7) and an air supply pipeline (8), the air supply pipeline (8) is a square pipe body which is hollow inside and sealed at one side, the air supply device (7) is arranged at the opening position of the air supply pipeline (8), and rectangular air supply openings are formed in the upper end surface of the air supply pipeline (8) corresponding to the air outlet openings;

the cooling chamber (1) is provided with an electric rolling gate.

2. The aluminum foil annealing cooling system according to claim 1, wherein a connecting pipe is arranged between the blower (7) and the air supply duct (8), one end of the connecting pipe is square and connected with the opening of the air supply duct (8), the other end of the connecting pipe is annular and connected with the blower (7), one end of the connecting pipe connected with the air supply duct (8) is arranged inside the cooling chamber (1), and one end of the connecting pipe connected with the blower (7) is arranged outside the cooling chamber (1).

3. The aluminum foil annealing cooling system according to claim 1, wherein the first fan (3) and the second fan (4) are disposed outside the upper end face of the cooling chamber, the first fan (3) and the second fan (4) are connected to the exhaust duct (5), and an L-shaped elbow having a ring-shaped cross section is disposed on the other side of the first fan (3) and the second fan (4).

4. The aluminum foil annealing cooling system as claimed in claim 1, wherein the exhaust duct (5) and the air supply duct (8) are surrounded by galvanized steel sheets;

the air outlet is provided with an air guide pipe (9), the air guide pipe (9) is of a quadrangular frustum pyramid structure, and the air guide pipe (9) is connected with an air exhaust pipeline (5) through a flange.

5. The aluminum foil annealing cooling system according to claim 2, wherein an electric air valve (10) is arranged between the connecting pipe and the blower (7);

the utility model discloses a cooling device, including cooling chamber (1), temperature sensor (11) are used for detecting the temperature in cooling chamber (1), and temperature sensor (11) are connected with the MCU chip, the MCU chip is connected with drive unit, drive unit includes drive chip and a plurality of relay, and is a plurality of the coil of relay is connected with the IO pin of MCU chip respectively, and first fan (3), second fan (4) and forced draught blower (7) and electronic blast gate (10) are connected the power through the normally open contact of relay respectively and are formed the return circuit.

6. The aluminum foil annealing and cooling system according to claim 5, wherein the MCU chip is provided with a button unit (12), the button unit (12) comprises a plurality of buttons, a communication unit (13) is arranged between the plurality of buttons and the MCU chip, and the buttons are in wireless communication connection with the MCU chip through the communication unit (13);