Heat release type generator for heat treatment of die casting

Abstract

The utility model relates to the technical field of heat treatment, and provides a heat release type generator for heat treatment of die castings, which comprises a furnace body and a furnace door, the furnace door is mounted at one end of the furnace body, an operation panel is arranged on one side of the furnace body, an adjusting structure is arranged at the bottom end in the furnace body, and a heat conducting plate is fixed in the middle position in the furnace body. The filtering structure is arranged, the electromagnetic heater is used for carrying out heat treatment on the die casting, generated smoke enters the first exhaust pipe through the through holes in the heat conduction plate, generated hot air heats the water tank through the heat conduction plate, and therefore steam is generated, large water drops in the steam can be intercepted through the steam plate, and the water drops in the steam can be discharged through the steam plate. Moisture in steam is absorbed and dried through a gas-water separator, so that the moisture becomes warm air and enters the purification box from a first exhaust pipe, and gas is adsorbed to an activated carbon filter plate through a negative pressure fan to be purified, so that the influence of the gas on the surroundings is prevented.

Description

Technical Field

[0001] The utility model relates to the technical field of heat treatment, in particular to an exothermic generator for heat treatment of die castings. Background Art

[0002] An exothermic generator is a device that generates high temperature during the heat treatment process. Its working principle is: in the process of generating product gas from raw gas, it does not need to absorb heat from the outside, but releases heat. This equipment can be used for bright annealing of low carbon steel, decarburization annealing of silicon steel sheets, bright quenching of medium carbon steel and high carbon steel, sintering of powder metallurgy and gas nitrocarburizing and other processes. An exothermic generator for heat treatment of die castings is a device used for heat treatment of metal castings. In the production process of metal castings, heat treatment is usually required to change its internal organizational structure and thus improve its performance. Common heat treatment processes include continuous annealing, isothermal annealing and tempering heat treatment;

[0003] To this end, the patent with publication number CN217202866U discloses a heat treatment furnace for aluminum alloy die castings. It includes a furnace body, one side of which is provided with a liftable furnace door, the lower part of the furnace body is slidably connected to a trolley, and at least one rack for placing aluminum alloy die castings is placed on the trolley. The utility model adopts the method of placing the rack on the trolley, and the aluminum alloy castings can be placed on the rack first, and then the rack is placed on the trolley, which is more efficient; and the rack can be divided into multiple layers, and the utilization rate of the furnace in the height direction is higher;

[0004] The heat treatment furnace for aluminum alloy die castings mentioned above will generate a lot of smoke during heating. Direct emission of smoke is likely to affect the surroundings, so the smoke needs to be filtered and purified to reduce pollution to the environment and achieve the treatment of smoke during heat treatment of die castings. Utility Model Content

[0005] The utility model aims to provide an exothermic generator for heat treatment of die castings, so as to solve the defect that the existing heat treatment of die castings is not convenient for filtering and purifying flue gas.

[0006] In order to solve the above technical problems, the utility model provides the following technical solutions: an exothermic generator for heat treatment of die castings, comprising a furnace body and a furnace door;

[0007] A furnace door is installed at one end of the furnace body, an operation panel is arranged on one side of the furnace body, an adjustment structure is arranged at the bottom end of the furnace body, and a heat conducting plate is fixed at the middle position of the furnace body;

[0008] A filtering structure is provided at the top of the heat conducting plate, and the filtering structure includes a water tank, a steam plate, a gas-water separator, a first exhaust pipe, a purification box, a sealing cover, a negative pressure fan and an activated carbon filter plate. The water tank is fixed to the top of the heat conducting plate inside the furnace body, a steam plate is provided inside the water tank, a gas-water separator is provided at the top of the furnace body, a first exhaust pipe is fixed at the top of the furnace body, a purification box is fixed at one end of the first exhaust pipe, a sealing cover is provided at the top of the purification box, a negative pressure fan is provided on one side of the purification box, and an activated carbon filter plate is provided on the other side of the purification box;

[0009] A cooling structure is arranged on one side of the furnace body away from the operation panel, temperature sensors are arranged on both sides of the furnace body, and an electromagnetic heater is arranged at one end of the furnace body.

[0010] Preferably, the adjustment structure includes a base, a block, a limit block, a bolt, a pedestal, a nut, a slide rail, a sliding bracket, a slider and a guide wheel. The base is fixed to the bottom end of the furnace body, a block is fixed on one side of the base, a limit block is provided on one side of the block, a bolt is fixed to the bottom end of the furnace body on one side of the base, a base is provided on the outside of the bolt at the top end of the base, a nut is provided on the outside of the bolt at the bottom end of the base, slide rails are provided on both sides of the top end of the base, sliding brackets are evenly provided inside the slide rails, a slider is provided on the outside of the top of the slide rails, and guide wheels are fixed to the bottom ends of the sliding brackets.

[0011] Preferably, two groups of the limit blocks are provided, and the limit blocks are symmetrically distributed on both sides of the slider, and one side of the limit blocks is fixedly connected to one end of the slider.

[0012] Preferably, four groups of bolts are provided, and the bolts are evenly spaced at the bottom end of the furnace body. The bottom ends of the bolts are fixedly connected to the bottom end of the furnace body. The base and the furnace body are fixedly connected by bolts and nuts, and the guide wheel is rollingly connected to the slide rail.

[0013] Preferably, the heat conducting plate is provided with through holes inside, the through holes are provided in a plurality of groups, and the through holes are distributed at equal intervals inside the heat conducting plate.

[0014] Preferably, two groups of gas-water separators are provided, and the gas-water separators are symmetrically distributed at the top of the furnace body, one end of the first exhaust pipe extends to the inside of the furnace body, and the other end of the first exhaust pipe extends to the inside of the purification box.

[0015] Preferably, the cooling structure includes a cooling box, a water exchange pipe, a second exhaust pipe, a condenser pipe and a third exhaust pipe. The cooling box is fixed to a side of the furnace body away from the operation panel, a water exchange pipe is fixed to one side of the bottom of the cooling box, a second exhaust pipe is fixed to the top of the cooling box, a condenser pipe is arranged inside the cooling box, and a third exhaust pipe is fixed to the bottom of the cooling box.

[0016] Preferably, a valve is provided inside the water exchange pipe, one end of the second exhaust pipe extends to the interior of the purification box, the other end of the second exhaust pipe extends to the interior of the cooling box and is connected to the top end of the condenser, the condenser is designed in the shape of multiple spheres, and one end of the third exhaust pipe extends to the interior of the cooling box and is connected to the bottom end of the condenser.

[0017] Preferably, two groups of temperature sensors are provided, and the temperature sensors are symmetrically distributed on both sides of the furnace body. Three groups of electromagnetic heaters are provided, and the electromagnetic heaters are evenly distributed at one end inside the furnace body. The input end of the operation panel is electrically connected to the output ends of the gas-water separator, the temperature sensor and the electromagnetic heater.

[0018] The utility model provides an exothermic generator for heat treatment of die castings, which has the advantages of:

[0019] By providing an adjustment structure, the base is supported by bolts and nuts at the edge, and a horizontal support base is provided at the bottom of the base, so as to facilitate the adjustment of the inclination angle of the base. A sliding bracket with a guide wheel is provided on the base, and the sliding bracket will slide at a low speed under the combined action of gravity and friction when the angle of the base is tilted, and stop at the stopper, so as to facilitate the rapid pushing of the die-casting into the interior of the furnace body for processing, and facilitate the rapid removal of the die-casting after heat treatment, thereby improving the efficiency, and the base can adapt to die-castings of different sizes;

[0020] By providing a filtering structure, the die casting is heat-treated by an electromagnetic heater, and the generated smoke enters the first exhaust pipe through the through hole inside the heat conduction plate. The generated hot air heats the water tank through the heat conduction plate, thereby generating steam. The large water droplets in the steam can be intercepted by the steam plate, and the moisture in the steam is absorbed and dried by the gas-water separator, thereby becoming warm air that enters the purification box from the first exhaust pipe, and the gas is adsorbed onto the activated carbon filter plate by the negative pressure fan to purify the gas, thereby preventing the gas from affecting the surroundings;

[0021] By providing a cooling structure, warm air enters the interior of the cooling box through the second exhaust pipe. By designing the condenser tube to have multiple spherical shapes, the external heat transfer area of ​​the condenser tube is increased, which can effectively improve the heat exchange efficiency and avoid directly discharging warm air to scald the operator. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0023] Figure 2 It is a front view cross-sectional structural schematic diagram of the utility model;

[0024] Figure 3 For the utility model Figure 2 The enlarged structural diagram at A in the middle;

[0025] Figure 4 For the utility model Figure 2 The enlarged structural diagram at B in the middle;

[0026] Figure 5 It is a schematic diagram of the framework structure of the utility model.

[0027] Explanation of the reference numerals in the figure: 1. furnace body; 2. furnace door; 3. operation panel; 4. adjustment structure; 401. base; 402. block; 403. limit block; 404. bolt; 405. base; 406. nut; 407. slide rail; 408. sliding bracket; 409. slider; 410. guide wheel; 5. heat conduction plate; 6. filtering structure; 601. water tank; 602. steam plate; 603. gas-water separator; 604. first exhaust pipe; 605. purification box; 606. sealing cover; 607. negative pressure fan; 608. activated carbon filter plate; 7. cooling structure; 701. cooling box; 702. water exchange pipe; 703. second exhaust pipe; 704. condenser; 705. third exhaust pipe; 8. temperature sensor; 9. electromagnetic heater. DETAILED DESCRIPTION

[0028] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0029] See also Figure 1-5 The utility model provides an exothermic generator for heat treatment of die castings, which comprises a furnace body 1 and a furnace door 2.

[0030] Reference Figure 2 and Figure 3As shown, a furnace door 2 is installed at one end of the furnace body 1, an operation panel 3 is arranged on one side of the furnace body 1, and an adjustment structure 4 is arranged at the bottom end of the furnace body 1. The adjustment structure 4 includes a base 401, a stopper 402, a limit block 403, a bolt 404, a base 405, a nut 406, a slide rail 407, a sliding bracket 408, a slider 409 and a guide wheel 410. The base 401 is fixed to the bottom end of the furnace body 1, a stopper 402 is fixed on one side of the base 401, a limit block 403 is arranged on one side of the stopper 402, a bolt 404 is fixed on the bottom end of the furnace body 1 on one side of the base 401, a base 405 is arranged on the outside of the bolt 404 at the top end of the base 401, and a nut 406 is arranged on the outside of the bolt 404 at the bottom end of the base 405. 06. Slide rails 407 are arranged on both sides of the top of the base 405. Slide brackets 408 are evenly arranged inside the slide rails 407. Slide blocks 409 are arranged on the outer side of the top of the slide rails 407. Guide wheels 410 are fixed to the bottom ends of the slide brackets 408. Two groups of limit blocks 403 are arranged. The limit blocks 403 are symmetrically distributed on both sides of the slide block 409. One side of the limit blocks 403 is fixedly connected to one end of the slide block 409. Four groups of bolts 404 are arranged. The bolts 404 are evenly distributed at the bottom end of the furnace body 1. The bottom ends of the bolts 404 are fixedly connected to the bottom end of the furnace body 1. The base 405 and the furnace body 1 are fixedly connected by the bolts 404 and the nuts 406. The guide wheels 410 are rollingly connected to the slide rails 407.

[0031] The base 405 is supported by bolts 404 and nuts 406 at the edge, and a horizontally supported base 401 is provided at the bottom of the base 405 to facilitate adjustment of the tilt angle of the base 405. A sliding bracket 408 with a guide wheel 410 is provided on the base 405. When the angle of the base 405 is tilted, the sliding bracket 408 will slide at a low speed under the combined action of gravity and friction, and stop at the stopper 402, so that the die-casting can be quickly pushed into the furnace body 1 for processing. After heat treatment, the die-casting can be quickly taken out of the furnace, thereby improving efficiency. At the same time, the base 405 can adapt to die-castings of different sizes.

[0032] Reference Figure 2 and Figure 4As shown, a heat conducting plate 5 is fixed at the middle position inside the furnace body 1, and a through hole is arranged inside the heat conducting plate 5. The through holes are arranged in a plurality of groups, and the through holes are evenly spaced inside the heat conducting plate 5. A filtering structure 6 is arranged at the top of the heat conducting plate 5, and the filtering structure 6 includes a water tank 601, a steam plate 602, a gas-water separator 603, a first exhaust pipe 604, a purification box 605, a sealing cover 606, a negative pressure fan 607 and an activated carbon filter plate 608. The water tank 601 is fixed at the top of the heat conducting plate 5 inside the furnace body 1, and a steam plate 602 is arranged inside the water tank 601. The top of the furnace body 1 is arranged There is an air-water separator 603, a first exhaust pipe 604 is fixed at the top of the furnace body 1, a purification box 605 is fixed at one end of the first exhaust pipe 604, a sealing cover 606 is arranged at the top of the purification box 605, a negative pressure fan 607 is arranged on one side inside the purification box 605, an activated carbon filter plate 608 is arranged on the other side inside the purification box 605, two groups of air-water separators 603 are arranged, and the air-water separators 603 are symmetrically distributed at the top of the furnace body 1, one end of the first exhaust pipe 604 extends to the inside of the furnace body 1, and the other end of the first exhaust pipe 604 extends to the inside of the purification box 605.

[0033] The die casting is heat treated by the electromagnetic heater 9, and the generated smoke enters the interior of the first exhaust pipe 604 through the through hole inside the heat conducting plate 5. The generated hot air heats the water tank 601 through the heat conducting plate 5, thereby generating steam. The large water droplets in the steam can be intercepted by the steam plate 602, and the moisture in the steam is absorbed and dried by the gas-water separator 603, thereby becoming warm air and entering the interior of the purification box 605 from the first exhaust pipe 604. The gas is adsorbed onto the activated carbon filter plate 608 by the negative pressure fan 607, and the gas is purified to prevent the gas from affecting the surroundings.

[0034] Reference Figure 1 , Figure 2 and Figure 5As shown, a cooling structure 7 is provided on a side of the furnace body 1 away from the operation panel 3, and the cooling structure 7 includes a cooling box 701, a water exchange pipe 702, a second exhaust pipe 703, a condensation pipe 704 and a third exhaust pipe 705. The cooling box 701 is fixed to a side of the furnace body 1 away from the operation panel 3, a water exchange pipe 702 is fixed to one side of the bottom of the cooling box 701, a second exhaust pipe 703 is fixed to the top of the cooling box 701, a condensation pipe 704 is provided inside the cooling box 701, a third exhaust pipe 705 is fixed to the bottom end of the cooling box 701, a valve is provided inside the water exchange pipe 702, one end of the second exhaust pipe 703 extends to the inside of the purification box 605, and the other end of the second exhaust pipe 703 extends to the inside of the purification box 605. The end extends to the interior of the cooling box 701 and is connected with the top end of the condenser 704. The condenser 704 is designed in the shape of multiple spheres. One end of the third exhaust pipe 705 extends to the interior of the cooling box 701 and is connected with the bottom end of the condenser 704. Temperature sensors 8 are arranged on both sides of the interior of the furnace body 1. An electromagnetic heater 9 is arranged at one end of the interior of the furnace body 1. Two groups of temperature sensors 8 are arranged. The temperature sensors 8 are symmetrically distributed on both sides of the interior of the furnace body 1. Three groups of electromagnetic heaters 9 are arranged. The electromagnetic heaters 9 are evenly distributed at one end of the interior of the furnace body 1. The input end of the operation panel 3 is electrically connected to the output ends of the gas-water separator 603, the temperature sensor 8 and the electromagnetic heater 9.

[0035] The warm air enters the interior of the cooling box (701) through the second exhaust pipe (703). By designing the outer shape of the condenser (704) into a plurality of spherical shapes, the external heat transfer area of ​​the condenser (704) is increased, which can effectively improve the heat exchange efficiency and avoid directly discharging the warm air to scald the operator.

[0036] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. An exothermic generator for heat treatment of die castings, comprising a furnace body (1) and a furnace door (2); Features: A furnace door (2) is installed at one end of the furnace body (1), an operation panel (3) is arranged on one side of the furnace body (1), an adjustment structure (4) is arranged at the bottom end of the furnace body (1), and a heat conduction plate (5) is fixed at the middle position of the furnace body (1); A filter structure (6) is disposed at the top of the heat conducting plate (5), and the filter structure (6) comprises a water tank (601), a steam plate (602), a gas-water separator (603), a first exhaust pipe (604), a purification box (605), a sealing cover (606), a negative pressure fan (607), and an activated carbon filter plate (608). The water tank (601) is fixed to the top of the heat conducting plate (5) inside the furnace body (1). The water tank (601) is provided with a steam plate (602) inside. 2), a gas-water separator (603) is arranged at the top of the furnace body (1), a first exhaust pipe (604) is fixed to the top of the furnace body (1), a purification box (605) is fixed to one end of the first exhaust pipe (604), a sealing cover (606) is arranged at the top of the purification box (605), a negative pressure fan (607) is arranged on one side of the purification box (605), and an activated carbon filter plate (608) is arranged on the other side of the purification box (605); A cooling structure (7) is provided on a side of the furnace body (1) away from the operation panel (3), temperature sensors (8) are provided on both sides of the furnace body (1), and an electromagnetic heater (9) is provided at one end of the furnace body (1).

2. The exothermic generator for heat treatment of die castings according to claim 1, characterized in that: The adjusting structure (4) comprises a base (401), a stopper (402), a limiting block (403), a bolt (404), a pedestal (405), a nut (406), a slide rail (407), a sliding bracket (408), a slider (409) and a guide wheel (410); the base (401) is fixed to the bottom end of the furnace body (1); a stopper (402) is fixed to one side of the base (401); a limiting block (403) is arranged on one side of the stopper (402); and a stopper (403) is arranged on one side of the base (401) inside the furnace body (1). A bolt (404) is fixed at the bottom end of the base (401); a base (405) is arranged on the outer side of the bolt (404) at the top end of the base (401); a nut (406) is arranged on the outer side of the bolt (404) at the bottom end of the base (405); slide rails (407) are arranged on both sides of the top end of the base (405); sliding brackets (408) are evenly arranged inside the slide rails (407); a slider (409) is arranged on the outer side of the top of the slide rail (407); and a guide wheel (410) is fixed to the bottom end of each sliding bracket (408).

3. The exothermic generator for heat treatment of die castings according to claim 2, characterized in that: Two groups of the limit blocks (403) are provided. The limit blocks (403) are symmetrically distributed on both sides of the slider (409), and one side of the limit blocks (403) is fixedly connected to one end of the slider (409).

4. The exothermic generator for heat treatment of die castings according to claim 2, characterized in that: Four groups of bolts (404) are provided. The bolts (404) are distributed at equal intervals at the bottom end of the furnace body (1). The bottom ends of the bolts (404) are fixedly connected to the bottom end of the furnace body (1). The base (405) and the furnace body (1) are fixedly connected via bolts (404) and nuts (406). The guide wheel (410) is rollingly connected to the slide rail (407).

5. The exothermic generator for heat treatment of die castings according to claim 1, characterized in that: The heat conducting plate (5) is provided with through holes inside, and the through holes are provided in a plurality of groups, and the through holes are distributed at equal intervals inside the heat conducting plate (5).

6. The exothermic generator for heat treatment of die castings according to claim 1, characterized in that: Two groups of the gas-water separators (603) are provided. The gas-water separators (603) are symmetrically distributed at the top of the furnace body (1). One end of the first exhaust pipe (604) extends to the inside of the furnace body (1), and the other end of the first exhaust pipe (604) extends to the inside of the purification box (605).

7. The exothermic generator for heat treatment of die castings according to claim 1, characterized in that: The cooling structure (7) comprises a cooling box (701), a water exchange pipe (702), a second exhaust pipe (703), a condensation pipe (704) and a third exhaust pipe (705); the cooling box (701) is fixed to a side of the furnace body (1) away from the operation panel (3); a water exchange pipe (702) is fixed to one side of the bottom of the cooling box (701); a second exhaust pipe (703) is fixed to the top of the cooling box (701); a condensation pipe (704) is arranged inside the cooling box (701); and a third exhaust pipe (705) is fixed to the bottom of the cooling box (701).

8. The exothermic generator for heat treatment of die castings according to claim 7, characterized in that: A valve is provided inside the water exchange pipe (702), one end of the second exhaust pipe (703) extends to the inside of the purification box (605), the other end of the second exhaust pipe (703) extends to the inside of the cooling box (701) and is connected to the top end of the condenser (704), the condenser (704) is designed in the shape of multiple spheres, and one end of the third exhaust pipe (705) extends to the inside of the cooling box (701) and is connected to the bottom end of the condenser (704).

9. The exothermic generator for heat treatment of die castings according to claim 1, characterized in that: Two groups of the temperature sensors (8) are provided, and the temperature sensors (8) are symmetrically distributed on both sides of the furnace body (1). Three groups of the electromagnetic heaters (9) are provided, and the electromagnetic heaters (9) are evenly spaced at one end of the furnace body (1). The input end of the operation panel (3) is electrically connected to the gas-water separator (603), the temperature sensors (8), and the output ends of the electromagnetic heaters (9).

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