An electric heating furnace for heating forging blanks

Abstract

The utility model discloses an electric heating furnace for heating forging blanks, which comprises: a heating box fixedly connected to the ground, heat retaining boxes are arranged on both sides of the heating box, a water tank is arranged on the top of the heat retaining box, a water inlet pipe is fixedly connected to the side surface of the water tank, the water inlet pipe penetrates the side surface of the water tank and the heat retaining box, a solenoid valve is arranged on the water inlet pipe, a steam turbine is fixedly connected to the upper surface of the heat retaining box, a generator and a storage battery are arranged on the left side of the steam turbine, the steam turbine and the generator are electrically connected, the generator and the storage battery are electrically connected, an air pipe is fixedly connected to the bottom of the steam turbine, the air pipe penetrates the upper surface of the heat retaining box and the water tank, and is communicated with the water tank, a water level measuring instrument is arranged in the water tank, and the water level measuring instrument is electrically connected to the solenoid valve. Through the above structure, the heat emitted by the heating box when the forging blank is fed and discharged can be retained and utilized for thermal power generation, and the generated electricity can be stored at the same time, which is convenient for use in other electrical appliances, thereby reducing the power cost of the factory.

Description

Technical Field

[0001] The utility model relates to the technical field of electric heating furnaces for heating forging embryos, in particular to an electric heating furnace for heating forging embryos. Background Art

[0002] The existing electric heating furnace for heating forging blanks is convenient for feeding forging blanks through structural improvements when in use, but the existing device does not utilize the heat emitted by the heating furnace when in use, which is easy to cause heat loss and cannot further reduce the power cost of the factory by utilizing the heat. For example, a Chinese patent discloses a "forging heating furnace for metal workpieces", and its application number is: "CN201720778409.5", which includes a heating chamber, a feeding unit, a motor, a furnace cover hinged on the upper surface of the heating chamber, and a cover capable of closing the furnace cover. Cam; the motor is fixed outside the heating chamber, the cam is located inside the heating chamber, the output shaft of the motor is connected to the cam through a rotating shaft, and the highest point of the cam's movement position is flush with the lower surface of the furnace cover; the feeding unit is located above the furnace cover, and the feeding unit includes a placement slot for placing metal workpieces, and the lower part of the placement slot is funnel-shaped; the bottom of the placement slot is provided with a discharge port that allows a single metal workpiece to pass through, and a movable plate is hinged on the discharge port to prevent the workpiece from falling; a push rod that enables the movable plate to close the discharge port is fixed on the upper surface of the furnace cover. The above structure facilitates the feeding of forging blanks, but when it is used, it does not utilize the heat emitted in the heating furnace, resulting in heat loss, and it cannot further reduce the power cost of the factory by utilizing the heat, and has limitations when used. Utility Model Content

[0003] The purpose of the utility model is to solve at least one of the technical problems existing in the prior art, and to provide an electric heating furnace for heating forging blanks. By providing a heat retention box, a water tank, a water inlet pipe, a turbine battery, a generator, an air pipe, a water level measuring instrument, and an electromagnetic valve, the heat emitted by the heating box when the forging blanks are fed and discharged can be retained and utilized for thermal power generation. At the same time, the generated electricity can be stored for use in other electrical appliances, thereby reducing the electricity cost of the factory.

[0004] The utility model also provides the above-mentioned electric heating furnace for heating forging blanks, comprising: a ground, a heating box fixedly connected to the ground, heat retaining boxes arranged on both sides of the heating box, a water tank arranged on the top of the heat retaining box, a water inlet pipe fixedly connected to the side surface of the water tank, the water inlet pipe penetrates the side surface of the water tank and the heat retaining box, and extends to the outside of the heat retaining box, a solenoid valve is arranged on the water inlet pipe, a steam turbine is fixedly connected to the upper surface of the heat retaining box, a generator and a storage battery are arranged on the left side of the steam turbine, the steam turbine is electrically connected to the generator, the generator is electrically connected to the storage battery, an air pipe is fixedly connected to the bottom of the steam turbine, the air pipe penetrates the upper surface of the heat retaining box and the water tank, and is connected to the water tank, a water level measuring instrument is arranged in the water tank, and the water level measuring instrument is electrically connected to the solenoid valve. Through the above structure, the heat emitted by the heating box when the forging blank is fed and discharged can be retained and utilized for thermal power generation, and the generated electricity can be stored at the same time, which is convenient for use in other electrical appliances, thereby reducing the power cost of the factory.

[0005] According to the electric heating furnace for heating forging blanks described in the utility model, a track is fixedly connected to the ground, and a crane is arranged on the track. Through the above structure, the crane can be easily moved to transport the forging blanks.

[0006] According to the electric heating furnace for heating forged blanks described in the utility model, a first support plate is fixedly connected to the upper surface of the heat retaining box, and a first hydraulic cylinder is fixedly connected to the side surface of the first support plate. Through the above structure, the first hydraulic cylinder can be supported and fixed to prevent it from falling.

[0007] According to the electric heating furnace for heating forged blanks described in the utility model, the output end of the first hydraulic cylinder is fixedly connected to the first heat insulation board, and the first heat insulation board is located on the end of the heat retention box away from the heating box. Through the above structure, the first heat insulation board can be driven to rise and fall, which is convenient for opening or closing the heat retention box.

[0008] According to the electric heating furnace for heating forged blanks described in the utility model, a second support plate is fixedly connected to the upper surface of the heat retention box, and a second hydraulic cylinder is fixedly connected to the side surface of the second support plate. Through the above structure, the second hydraulic cylinder can be supported and fixed to prevent it from falling during use.

[0009] According to the electric heating furnace for heating forged blanks described in the utility model, the output end of the second hydraulic cylinder is fixedly connected with a second heat insulation board, the second heat insulation board is located between the heating box and the heat retention box, and the side surface of the second heat insulation board is fixedly connected with a stopper. Through the above structure, the second heat insulation board can be driven to rise and fall, which is convenient for opening or closing the heating box, and at the same time, it is convenient to prevent the second heat insulation board from descending too much and being unable to rise after entering the box.

[0010] According to the electric heating furnace for heating forging blanks described in the utility model, the internal and external structures of the heat retaining boxes on both sides of the heating box are the same and are distributed in a mirror image. Through the above structure, it is convenient to quickly load and unload materials, reduce the time consumed in replacing forging blanks, and improve production efficiency.

[0011] According to the electric heating furnace for heating forging blanks described in the utility model, an electric heating device is arranged on the inner side surface of the heating box. Through the above structure, the forging blanks can be electrically heated to facilitate subsequent forging.

[0012] Beneficial Effects

[0013] 1. Compared with the prior art, the electric heating furnace for heating the forging blank is provided with a heat retaining box, a water tank, a water inlet pipe, a steam turbine battery, a generator, an air pipe, a water level measuring instrument, and an electromagnetic valve. The heat emitted by the heating box when the forging blank is fed and discharged can be used for thermal power generation, and the generated electricity can be stored at the same time, which is convenient for use in other electrical appliances, thereby reducing the electricity cost of the factory.

[0014] 2. Compared with the prior art, this electric heating furnace for heating forging blanks, by providing a second heat insulation plate, a second hydraulic cylinder, a second support plate, a first heat insulation plate, a first hydraulic cylinder, and a first support plate, can retain the heat dissipated when the heating box is opened, thereby preventing heat dissipation and increasing subsequent heating costs. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The utility model is further described below in conjunction with the accompanying drawings and embodiments;

[0016] Figure 1 This is the overall structural diagram of an electric heating furnace for heating forging blanks of the utility model;

[0017] Figure 2 This is a bottom view of the structure of an electric heating furnace for heating forging blanks according to the utility model;

[0018] Figure 3 This is a transverse cross-sectional structural diagram of an electric heating furnace for heating a forging blank according to the utility model;

[0019] Figure 4 The utility model is a longitudinal sectional structural diagram of an electric heating furnace for heating a forging blank.

[0020] Legend:

[0021] 1. Ground; 2. Track; 3. Heat retaining box; 4. Heating box; 5. First heat insulation board; 6. First support board; 7. First hydraulic cylinder; 8. Second support board; 9. Second hydraulic cylinder; 10. Second heat insulation board; 11. Block; 12. Water inlet pipe; 13. Solenoid valve; 14. Steam turbine; 15. Generator; 16. Battery; 17. Water tank; 18. Driving; 19. Water level measuring instrument; 20. Air pipe; 21. Electric heating device. DETAILED DESCRIPTION

[0022] This section will describe in detail the specific embodiments of the utility model. The preferred embodiments of the utility model are shown in the accompanying drawings. The purpose of the accompanying drawings is to supplement the description of the text part of the specification with graphics, so that people can intuitively and vividly understand each technical feature and the overall technical solution of the utility model, but it cannot be understood as a limitation on the protection scope of the utility model.

[0023] Reference Figure 1-4 The utility model embodiment is an electric heating furnace for heating forged blanks, which includes: a ground 1, a heating box 4 is fixedly connected to the ground 1, heat retaining boxes 3 are arranged on both sides of the heating box 4 to retain the emitted heat, a water tank 17 is arranged on the top of the heat retaining box 3 to store water, a water inlet pipe 12 is fixedly connected to the side surface of the water tank 17 to facilitate water flow to enter, the water inlet pipe 12 passes through the side surface of the water tank 17 and the heat retaining box 3, and extends to the outside of the heat retaining box 3, an electromagnetic valve 13 is arranged on the water inlet pipe 12 to control the water flow to enter, a steam turbine 14 is fixedly connected to the upper surface of the heat retaining box 3, and a steam turbine 14 is arranged on the left side of the steam turbine 14 There are generators 15 and batteries 16 for thermal power generation and storage. The steam turbine 14 is electrically connected to the generator 15, and the generator 15 is electrically connected to the battery 16 for direct connection. An air pipe 20 is fixedly connected to the bottom of the steam turbine 14 for the passage of water vapor. The air pipe 20 passes through the upper surface of the heat retaining box 3 and the water tank 17, and is connected to the water tank 17, so that the water vapor in the water tank 17 can enter the steam turbine 14. A water level measuring instrument 19 is provided in the water tank 17 to measure the water level. The water level measuring instrument 19 is electrically connected to the solenoid valve 13 to control the switch of the solenoid valve 13.

[0024] A track 2 is fixedly connected to the ground 1, and a trolley 18 is arranged on the track 2 to facilitate the movement of the trolley 18. A first support plate 6 is fixedly connected to the upper surface of the heat retention box 3, and a first hydraulic cylinder 7 is fixedly connected to the side surface of the first support plate 6. The first hydraulic cylinder 7 is fixed, and the output end of the first hydraulic cylinder 7 is fixedly connected to the first heat insulation board 5, which drives the first heat insulation board 5 to rise and fall. The first heat insulation board 5 is located at one end of the heat retention box 3 away from the heating box 4, which is convenient for opening or closing the heat retention box 3. A second support plate 8 is fixedly connected to the upper surface of the heat retention box 3, and a first hydraulic cylinder 7 is fixedly connected to the side surface of the second hydraulic cylinder 7. The second hydraulic cylinder 9 is fixed, and the output end of the second hydraulic cylinder 9 is fixedly connected with the second heat insulation board 10, which drives the second heat insulation board 10 to rise and fall. The second heat insulation board 10 is located between the heating box 4 and the heat retention box 3. The side surface of the second heat insulation board 10 is fixedly connected with a stopper 11 to prevent the second heat insulation board 10 from falling into the heating box 4. The internal and external structures of the heat retention boxes 3 on both sides of the heating box 4 are the same and are distributed in a mirror image, which is convenient for reducing the time spent on replacing the forging blank. The inner side surface of the heating box 4 is provided with an electric heating device 21 to heat the forging blank.

[0025] Working principle: When in use, place the forging blank on the crane 18, open the crane 18 to the heating box 4, close the first partition 5 and the second insulation board 10, and water enters the water tank 17 from the water inlet pipe. The water level measuring instrument 19 detects the water level. When the water level reaches the requirement, the solenoid valve 13 is closed, and the electric heating device 21 works to heat the forging blank. When the heating is completed, the second hydraulic cylinder 9 drives the second insulation board 10 to rise. After the crane 18 moves to the heat retaining box 3, the second insulation board 10 is closed, and the first hydraulic cylinder 7 drives the first insulation board 5 to rise. The crane 18 can be moved to the outside of the heat retaining box 3 at this time. When the crane 18 is located in the heat retaining box 3 and the first insulation board 5 is not opened and the second insulation board 10 is not closed, the heat emitted from the forging blank and the heating box heats the water in the water tank 17. The water vapor after the water boils drives the steam turbine 14 to rotate, generates electricity through the generator 15, and the battery 16 stores the generated electricity.

[0026] The embodiments of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge scope of ordinary technicians in the relevant technical field without departing from the purpose of the present invention.

Claims

1. An electric heating furnace for heating forging blanks, characterized in that: include: A ground (1), a heating box (4) is fixedly connected to the ground (1), heat retaining boxes (3) are arranged on both sides of the heating box (4), a water tank (17) is arranged on the top of the heat retaining box (3), a water inlet pipe (12) is fixedly connected to the side surface of the water tank (17), the water inlet pipe (12) penetrates the side surface of the water tank (17) and the heat retaining box (3) and extends to the outside of the heat retaining box (3), a solenoid valve (13) is arranged on the water inlet pipe (12), and a steam turbine (14) is fixedly connected to the upper surface of the heat retaining box (3). A generator (15) and a storage battery (16) are arranged on the left side of the steam turbine (14). The steam turbine (14) is electrically connected to the generator (15), and the generator (15) is electrically connected to the storage battery (16). An air pipe (20) is fixedly connected to the bottom of the steam turbine (14). The air pipe (20) passes through the upper surface of the heat retaining box (3) and the water tank (17), and is connected to the water tank (17). A water level measuring instrument (19) is arranged in the water tank (17), and the water level measuring instrument (19) is electrically connected to the electromagnetic valve (13).

2. The electric heating furnace for heating forged blanks according to claim 1, characterized in that: A track (2) is fixedly connected to the ground (1), and a carriage (18) is arranged on the track (2).

3. The electric heating furnace for heating forged blanks according to claim 1, characterized in that: The upper surface of the heat retention box (3) is fixedly connected to a first support plate (6), and the side surface of the first support plate (6) is fixedly connected to a first hydraulic cylinder (7).

4. The electric heating furnace for heating forged blanks according to claim 3, characterized in that: The output end of the first hydraulic cylinder (7) is fixedly connected to a first heat insulation board (5), and the first heat insulation board (5) is located at an end of the heat retention box (3) away from the heating box (4).

5. The electric heating furnace for heating forged blanks according to claim 1, characterized in that: A second support plate (8) is fixedly connected to the upper surface of the heat retention box (3), and a second hydraulic cylinder (9) is fixedly connected to the side surface of the second support plate (8).

6. The electric heating furnace for heating forged blanks according to claim 5, characterized in that: The output end of the second hydraulic cylinder (9) is fixedly connected to a second heat insulation board (10), the second heat insulation board (10) is located between the heating box (4) and the heat retention box (3), and the side surface of the second heat insulation board (10) is fixedly connected to a stopper (11).

7. The electric heating furnace for heating forged blanks according to claim 1, characterized in that: The internal and external structures of the heat retaining boxes (3) on both sides of the heating box (4) are identical and are distributed in a mirror image.

8. The electric heating furnace for heating forged blanks according to claim 1, characterized in that: An electric heating device (21) is provided on the inner side surface of the heating box (4).

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