CN218435837U

CN218435837U - Recycling device for waste heat of castings

Info

Publication number: CN218435837U
Application number: CN202221427028.XU
Authority: CN
Inventors: 陈全心; 陈灿光; 桂劲松; 程琦; 陈福燕; 方剑锋; 卢伟
Original assignee: Ningguo Huafeng Wear Resistant Material Co ltd
Current assignee: Ningguo Huafeng Wear Resistant Material Co ltd
Priority date: 2022-06-09
Filing date: 2022-06-09
Publication date: 2023-02-03
Anticipated expiration: 2032-06-09

Abstract

The utility model discloses a recycle device of foundry goods waste heat relates to casting technical field, which comprises a housing, the casing has open end and blind end, and has cooling chamber and tempering chamber that upper and lower position was arranged in the casing, cooling chamber bottom is provided with the opening that extends along its width direction and makes cooling chamber and tempering chamber communicate each other, is provided with the transport mechanism who carries the cooling chamber with the foundry goods from the tempering chamber in the casing, is provided with first air curtain machine and the second air curtain machine that prevents heating power loss in the tempering chamber, is provided with the third air curtain machine in the cooling chamber, the utility model discloses can be with the heat that gives off when the foundry goods cooling after tempering drainage again, utilize this heat to preheat the foundry goods of not tempering yet, make it reach the tempering temperature more fast, not only promote efficiency to energy loss has effectively been reduced.

Description

Recycling device for waste heat of castings

Technical Field

The utility model relates to a casting technical field especially relates to a recycle device of foundry goods waste heat.

Background

As a new generation of wear-resistant material, the high-chromium white cast iron grinding ball has the characteristics of high production efficiency, uniform hardness distribution, good wear resistance and the like, is widely used in the fields of mine electric power, metallurgy, building materials and the like in China, but the conditions of non-wear resistance and easy breakage and out of round caused by fluctuant toughness of the high-chromium white cast iron grinding ball always troubles the wide users and founders, and the technical upgrading and the stable quality of the high-chromium cast iron grinding ball become a non-negligible problem today with strong market competition.

As a novel heat treatment process, the high-chromium cast ball is subjected to staged quenching, so that the wear resistance of the high-chromium grinding ball can be effectively improved, the breakage rate and the out-of-roundness are reduced, the tempering of a casting needs higher temperature, a large amount of heat is dissipated in the cooling process, but the heat treatment equipment and the cooling equipment are mutually independent at the present stage, and the heat dissipated in the cooling process can not be utilized, so that certain energy waste is caused.

SUMMERY OF THE UTILITY MODEL

For solving the technical problem who exists among the background art, the utility model provides a recycling device of foundry goods waste heat.

The utility model provides a pair of recycle device of foundry goods waste heat, including the casing, the casing has open end and blind end, and has cooling chamber and tempering chamber that the upper and lower position was arranged in the casing, and the forced air cooling pipeline along its length direction is put to the cooling intracavity for the cooling foundry goods, cooling chamber bottom are provided with and make cooling chamber and tempering chamber communicate each other along the opening that its width direction extends.

As a further optimization of the scheme, the inside of the casing is separated into the cooling cavity and the tempering cavity through the horizontally arranged heat insulation plate, the heat insulation plate is provided with an air port along the width direction of the heat insulation plate, and the cooling cavity is communicated with the tempering cavity through the air port.

As a further optimization of the scheme, the tempering cavity is provided with a first feeding hole and a first discharging hole, the cooling cavity is provided with a second feeding hole and a second discharging hole, the first discharging hole is positioned under the second feeding hole, and a transfer mechanism for conveying the casting to enter the second feeding hole of the cooling cavity from the first discharging hole of the tempering cavity is arranged in the machine shell close to the closed end.

As a further optimization of the scheme, a space for the movement of the transfer mechanism is reserved among the first discharge hole of the tempering cavity, the second feed hole of the cooling cavity and the closed end of the machine shell.

As the further optimization of the above scheme, the tempering cavity is internally provided with a first air curtain machine and a second air curtain machine which are used for preventing heat loss, the first air curtain machine is arranged at the first discharge port, the second air curtain machine is arranged at one side of the air port close to the first discharge port, an air curtain formed by the first air curtain machine and the second air curtain machine is utilized to form a closed space in the tempering cavity, the heat loss in the tempering cavity is prevented, further, high-temperature air can be prevented from entering the cooling cavity and affecting the cooling effect, in addition, a third air curtain machine is arranged in the cooling cavity, the third air curtain machine and the second air curtain machine are respectively arranged at two sides of the air port, the air curtain formed by the third air curtain machine can prevent heat emitted by the casting in the cooling cavity from flowing out of the casing and entering the tempering cavity along the air port, and due to the existence of the second air curtain machine, the hot air flow can only flow to the first feed port of the tempering cavity, so as to preheat the casting.

Has the advantages that:

the utility model discloses in the provided recycle device of foundry goods waste heat, the heat that gives off when can cooling down the foundry goods is drained again, forms the preheating to the foundry goods, makes it reach the tempering temperature more fast, has not only promoted efficiency to effectively reduced the energy loss.

Drawings

Fig. 1 is a schematic plan structure diagram of a device for recycling casting waste heat provided by the utility model.

Wherein:

1. a housing; 101. a tempering cavity; 102. a cooling chamber; 2. a transfer mechanism; 3. a heat insulation plate; 301. a gas port; 4. a first air curtain machine; 5. a second air curtain machine; 6. a third air curtain machine; 7. and (5) air cooling the pipeline.

Detailed Description

As shown in fig. 1, fig. 1 is a schematic structural view of a device for recycling casting waste heat according to the present invention.

Referring to fig. 1, the utility model provides a recycling device of casting waste heat, including casing 1, casing 1 has open end and closed end, and cooling chamber 102 and tempering chamber 101 that upper and lower position was arranged have in casing 1, all be provided with the roll table (not drawn in the figure) that is used for carrying the foundry goods in tempering chamber 101 and the cooling chamber 102, tempering chamber 101 has first feed inlet and first discharge gate, cooling chamber 102 has second feed inlet and second discharge gate, first discharge gate is located under the second feed inlet, and first feed inlet and second discharge gate are arranged at the open end side of casing 1, it has the space that is used for installing transport mechanism 2 to reserve near closed end one side in casing 1, transport mechanism 2 can carry the foundry goods to get into cooling chamber 102 second feed inlet from tempering chamber 101 first discharge gate;

the air cooling pipeline 7 is arranged in the cooling cavity 102 and used for cooling the castings through air blowing, and the air cooling pipeline 7 is arranged along the length direction of the cooling cavity 102, so that the air blowing time of the castings can be prolonged, and a better cooling effect is achieved;

the bottom of the cooling cavity 102 is provided with an opening extending along the width direction thereof, so that the cooling cavity 102 is communicated with the tempering cavity 101, in addition, a first air curtain machine 4 and a second air curtain machine 5 for preventing heat loss are arranged in the tempering cavity 101, the first air curtain machine 4 forms an air curtain at the first discharge port to prevent hot air from flowing upwards into the cooling cavity 102, the second air curtain machine 5 is close to the position of the opening and can prevent the hot air from flowing into the cooling cavity 102 from the opening, and the air curtain formed by the first air curtain machine 4 and the second air curtain machine 5 forms a space in the closed area of the tempering cavity 101, so that the heat loss in the tempering cavity 101 can be effectively avoided, in addition, the third air curtain machine 6 is arranged in the cooling cavity 102, and the air curtain formed by the third air curtain machine 6 can prevent the heat emitted by the casting in the cooling cavity 102 from flowing to the outside the casing 1, so that the hot air can enter the tempering cavity 101 along the opening, and the existence of the second air curtain machine 5 only can flow to the first feed-in the tempering cavity 101, thereby forming preheating of the casting.

In this embodiment, the heat insulation board 3 may be horizontally disposed inside the casing 1, the heat insulation board 3 divides the casing 1 into the cooling chamber 102 and the tempering chamber 101 at upper and lower positions, the heat insulation board 3 is provided with an air port 301 along a width direction thereof, the cooling chamber 102 and the tempering chamber 101 are communicated through the air port 301, and the third air curtain machine 6 and the second air curtain machine 5 are respectively located at two sides of the air port 301.

In the specific working process of the device for recycling the waste heat of the castings according to the embodiment, the castings are tempered in the tempering cavity 101 and enter the cooling cavity 102 through the transfer mechanism 2 to be cooled, air exchange can be formed between the cooling cavity 102 and the tempering cavity 101 at the air port 301, the first air curtain machine 4 forms an air curtain at the first discharge port to prevent hot air from flowing upwards into the cooling cavity 102, the second air curtain machine 5 can prevent hot air from flowing into the cooling cavity 102 from the opening, in addition, the air curtain formed by the third air curtain machine 6 can prevent heat emitted by the castings in the cooling cavity 102 from flowing to the outside of the casing 1, so that the hot air can only enter the tempering cavity 101 along the air port 301, and due to the existence of the second air curtain machine 5, the hot air flow can only flow towards the first feed port of the tempering cavity 101, so as to preheat the castings at the part, and the castings can reach the tempering temperature more quickly.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a recycling device of foundry goods waste heat, a serial communication port, including casing (1), casing (1) has open end and blind end, and cooling chamber (102) and tempering chamber (101) that have upper and lower position in casing (1) and arrange, arrange air-cooled pipeline (7) that are used for cooling down to the foundry goods along its length direction in cooling chamber (102), cooling chamber (102) bottom is provided with the opening that extends along its width direction and makes cooling chamber (102) and tempering chamber (101) communicate each other.

2. The casting waste heat recycling device according to claim 1, characterized in that the inside of the machine shell (1) is divided into a cooling cavity (102) and a tempering cavity (101) by a horizontally arranged heat insulation plate (3), the heat insulation plate (3) is provided with an air port (301) along the width direction of the heat insulation plate, and the cooling cavity (102) is communicated with the tempering cavity (101) through the air port (301).

3. The casting waste heat recycling device according to claim 2, characterized in that the tempering cavity (101) has a first feeding port and a first discharging port, the cooling cavity (102) has a second feeding port and a second discharging port, the first discharging port is located right below the second feeding port, and a transfer mechanism (2) for conveying the casting from the first discharging port of the tempering cavity (101) to the second feeding port of the cooling cavity (102) is arranged in the casing (1) near the closed end.

4. The casting waste heat recycling device according to claim 3, characterized in that a space for the movement of the transfer mechanism (2) is reserved between the first discharge port of the tempering cavity (101), the second feed port of the cooling cavity (102) and the closed end of the casing (1).

5. The casting waste heat recycling device according to claim 3, wherein a first air curtain machine (4) and a second air curtain machine (5) for preventing heat loss are arranged in the tempering cavity (101), the first air curtain machine (4) is arranged at the first discharge port, the second air curtain machine (5) is arranged at one side of the gas port (301) close to the first discharge port, and a third air curtain machine (6) is arranged in the cooling cavity (102).

6. The casting waste heat recycling device according to claim 5, characterized in that the third air curtain machine (6) and the second air curtain machine (5) are respectively located on two sides of the air port (301).