High-power graphite electrode graphitization heat dissipation device

Abstract

The utility model discloses a high-power graphite electrode graphitization heat dissipation device which comprises a box body and a hollow material conveying pipe installed in the box body, the box body is provided with a feed hopper and a discharge port, the feed hopper and the discharge port are both communicated with the hollow material conveying pipe, and the hollow material conveying pipe and the feed hopper are both provided with annular grooves. Through cooperative arrangement of the box body and the cooling shell, after a large number of materials in the hollow conveying pipe are preliminarily cooled in the box body, the materials are conveyed to the cooling shell and gradually fall down from a small gap in the cooling shell, and a better cooling effect is achieved through cooperation of the box body and the cooling shell; through cooperative arrangement of a water outlet, a first stirring plate, a water inlet and a second stirring plate, when water is changed in the box body, impact force generated when a refrigerant source enters the box body and negative pressure generated when the refrigerant source is discharged out of the box body respectively drive the second stirring plate and the first stirring plate to rotate, so that an auger in the hollow conveying pipe can convey a small amount of materials, and the conveying efficiency is improved. And the purposes of greenness and energy conservation are achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of graphite electrode graphitization heat dissipation, in particular to a high-power graphite electrode graphitization heat dissipation device. Background Art

[0002] Graphite powder is soft, black-gray, greasy and can contaminate paper. Its hardness is 1-2, and can increase to 3-5 along the vertical direction with the increase of impurities. Its melting point is above 3000℃ under oxygen-free conditions, making it one of the most temperature-resistant minerals. The chemical properties of graphite powder are relatively stable at room temperature, and it is insoluble in water, dilute acid, dilute alkali and organic solvents; the material has high-temperature resistant conductivity and is the only choice for making high-power graphite electrodes. It can also be used as a refractory material and a wear-resistant lubricating material.

[0003] In the prior art, fly ash graphitization equipment needs to be cooled after material production and processing is completed. Most of the previous processing methods are natural cooling, which consumes a lot of time and reduces the efficiency of high-power graphite electrode production and processing. Therefore, it is necessary to design a high-power graphite electrode graphitization heat dissipation device. Utility Model Content

[0004] Based on this, it is necessary to provide a high-power graphite electrode graphitization heat dissipation device to address the above technical problems.

[0005] In order to achieve the above-mentioned purpose, the utility model provides a high-power graphite electrode graphitization heat dissipation device, comprising a box body and a hollow feed pipe installed in the box body, a feed hopper and a discharge port are installed on the box body, the feed hopper and the discharge port are both connected with the hollow feed pipe, an annular groove is provided on the hollow feed pipe and the feed hopper, an annular plate is connected with the sliding seal in the annular groove, a plurality of stirring plates 1 are installed outside the annular plate, a water outlet is installed on the box body, the water outlet is matched with the stirring plate 1, a connecting plate is installed on the stirring plate 1, a stirring plate 2 is installed at one end of the connecting plate away from the stirring plate 1, a water inlet is installed at the bottom of the box body, the input end of the water inlet is connected with a refrigerant source, the stirring plate 2 is matched with the water inlet, an auger is provided in the annular plate, a rotary drive device is installed at one end of the auger away from the feed hopper, and the rotary drive device is transmission-connected with the auger; a cooling shell is installed on the discharge port, and a spiral cooling tube is provided on the cooling shell.

[0006] Preferably, the two stirring plates are connected via a connecting ring plate.

[0007] Preferably, a plurality of connecting strips are installed in the annular plate, and the connecting strips are connected to the auger.

[0008] Preferably, a cooling tube 1 and a cooling tube 2 are installed on the cooling shell, and the cooling tube 1 and the cooling tube 2 are both connected to the spiral cooling tube.

[0009] Preferably, it further comprises a base, the box body is mounted on the base, a conveyor is provided on the base, and a feeding end of the conveyor is located below the discharging end of the cooling shell.

[0010] Preferably, the rotary drive device is transmission-connected to the auger via a coupling.

[0011] Compared with the prior art, this technical solution has at least one of the following beneficial effects:

[0012] Through the coordinated arrangement of the box and the cooling shell, after the large amount of material in the hollow conveying pipe is initially cooled in the box, the material is transported to the cooling shell and gradually falls from the smaller gap on the cooling shell. The coordination of the two achieves a better cooling effect.

[0013] Through the coordinated arrangement of the water outlet, stirring plate 1 and the water inlet, stirring plate 2, when changing water in the box, the impact force when the refrigerant source enters the box and the negative pressure when it is discharged from the box respectively drive the stirring plate 2 and stirring plate 1 to rotate, so that the auger in the hollow conveying pipe can carry out the conveying work of a small amount of material, achieving the purpose of green energy saving. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a front cross-sectional view of an embodiment of the utility model;

[0015] Figure 2 A three-dimensional diagram of an embodiment of the utility model;

[0016] Figure 3 For an embodiment of the utility model Figure 1 Enlarged view of point A in the middle;

[0017] Figure 4 For an embodiment of the utility model Figure 1 Enlarged view of point B in the middle;

[0018] In the figure, 1. box body; 2. hollow feed pipe; 3. feed hopper; 4. discharge port; 5. annular groove; 6. annular plate; 7. stirring plate 1; 8. water outlet; 9. connecting plate; 10. stirring plate 2; 11. water inlet; 12. auger; 13. rotary drive device; 14. cooling shell; 15. spiral cooling pipe; 16. connecting ring plate; 17. connecting strip; 18. cooling pipe 1; 19. cooling pipe 2; 20. base; 21. conveyor; 22. coupling. DETAILED DESCRIPTION

[0019] In order to make the above-mentioned purposes, features and advantages of the utility model more obvious and easy to understand, the specific implementation methods of the utility model are described in detail below in conjunction with the accompanying drawings. In the following description, many specific details are set forth to facilitate a full understanding of the utility model. However, the utility model can be implemented in many other ways different from those described herein, and those skilled in the art can make similar improvements without violating the connotation of the utility model, so the utility model is not limited by the specific embodiments disclosed below.

[0020] See also Figures 1 to 4 The embodiment of the present application provides a high-power graphite electrode graphitization heat dissipation device, including a box body 1 and a hollow feed pipe 2 installed in the box body 1, the box body 1 and the hollow feed pipe 2 are coaxially arranged, a feed hopper 3 and a discharge port 4 are installed on the box body 1, the feed hopper 3 and the discharge port 4 are both connected to the hollow feed pipe 2, an annular groove 5 is provided on the hollow feed pipe 2 and the feed hopper 3, an annular plate 6 is slidingly sealed in the annular groove 5, and the annular plate 6 and the hollow feed pipe 2 are both made of high temperature resistant materials. A plurality of stirring plates 7 are installed outside the annular plate 6, and a water outlet 8 is installed on the box body 1, and the water outlet 8 is arranged in coordination with the stirring plate 7. A connecting plate 9 is installed on the stirring plate 7, and a stirring plate 2 10 is installed at the end of the connecting plate 9 away from the stirring plate 7. A water inlet 11 is installed at the bottom of the box body 1, and the input end of the water inlet 11 is connected to the refrigerant source, and the refrigerant source can be a low-temperature water source. The stirring plate 2 10 is arranged in coordination with the water inlet 11. An auger 12 is arranged in the annular plate 6, and the auger 12 is a conveying shaft with spiral blades in the prior art. A rotary drive device 13 is installed at the end of the auger 12 away from the feed hopper 3, and the rotary drive device 13 can be a servo motor without a self-locking mechanism, and the rotary drive device 13 is transmission-connected to the auger 12; a cooling shell 14 is installed on the discharge port 4, and the cooling shell 14 is a shell with two sides penetrated, and a spiral cooling tube 15 is arranged on the cooling shell 14.

[0021] In this embodiment, the material enters the hollow conveying pipe 2 from the feed hopper 3, the heat of the material is transferred to the inner wall of the hollow conveying pipe 2, and then cooled by the refrigerant source between the box body 1 and the hollow conveying pipe 2. The feed hopper 3 and the hollow conveying pipe 2 are connected together by the annular plate 6 that is slidably sealed in the annular groove 5. When the material is small, the negative pressure formed by the drainage of the water outlet 8 drives the stirring plate 1 7 to rotate, and the water flow impact of the water inlet 11 drives the stirring plate 2 10 to rotate, so that the stirring plate 1 7 and the stirring plate 2 10 connected by the connecting plate 9 can drive the annular plate 6 to slide in the annular groove 5, so that the auger 12 installed in the annular plate 6 can be driven to stir and convey the material, achieving the purpose of green energy saving; when the material is large, the rotary drive device 13 drives the auger 12 to rotate to convey the material. When the material is transported to the discharge port 4 by the auger 12, it gradually falls from the gap between the cooling shell 14 and the spiral cooling tube 15 further cools the small amount of material in the gap, thereby improving the cooling effect. An auger 12 is also provided above the cooling shell 14, i.e., at the discharge port 4, so the material will not be blocked above the cooling shell 14; to avoid damage to the hollow conveying pipe 2, a water outlet 8 is provided on the box body 1 at one end away from the feed hopper 3, so that the refrigerant source will contact the hollow conveying pipe 2 where the material with the highest temperature just entering from the feed hopper 3 is located to dissipate heat after the temperature transmitted by the hollow conveying pipe 2 increases, thereby avoiding the hollow conveying pipe 2 from being easily damaged under extreme cold and hot conditions.

[0022] In some embodiments, in order to prevent the connection plate 9 from breaking due to the negative pressure of the water inlet 11 on the separated stirring plates 10 , the stirring plates 10 are connected by a connecting ring plate 16 .

[0023] In some embodiments, in order to facilitate the annular plate 6 to drive the auger 12 to rotate together when sliding in the annular groove 5, a plurality of connecting bars 17 are installed in the annular plate 6, and the connecting bars 17 are connected to the auger 12. In this device, in order to avoid affecting the conveying of materials, the connecting bars 17 are installed at the intervals of the spiral blades on the auger 12.

[0024] In some embodiments, in order to facilitate the replacement of the refrigerant source in the spiral cooling tube 15, a cooling tube 18 and a cooling tube 2 19 are installed on the cooling shell 14, and the cooling tube 18 and the cooling tube 2 19 are both connected to the spiral cooling tube 15. The input end of the cooling tube 18 is connected to the refrigerant source, which can be a low-temperature water source, and the cooling tube 18 is a water inlet pipe and the cooling tube 2 19 is a water outlet pipe.

[0025] In some embodiments, in order to facilitate the transportation of the cooled material at the discharge end of the cooling shell 14, a base 20 is also provided, and the box body 1 is installed on the base 20. A conveyor 21 is provided on the base 20. The conveyor 21 can be a belt conveyor, and the loading end of the conveyor 21 is located below the discharge end of the cooling shell 14.

[0026] In some embodiments, in order to facilitate the rotary drive device 13 to drive the auger 12 to rotate, the rotary drive device 13 is provided to be transmission-connected to the auger 12 via a coupling 22 .

[0027] The technical features of the above embodiments may be combined arbitrarily. To make the description concise, not all possible combinations of the technical features in the above embodiments are described. However, as long as there is no contradiction in the combination of these technical features, they should be considered to be within the scope of this specification.

[0028] The above embodiments only express several implementation methods of the utility model, and the descriptions are relatively specific and detailed, but they cannot be understood as limiting the scope of the utility model patent. It should be pointed out that for ordinary technicians in this field, several modifications and improvements can be made without departing from the concept of the utility model, which all belong to the protection scope of the utility model. Therefore, the protection scope of the utility model patent shall be based on the attached claims.

[0029] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0030] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include at least one of the features. In the description of the present utility model, the meaning of "plurality" is at least two, such as two, three, etc., unless otherwise clearly and specifically defined.

[0031] In the present invention, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements, unless otherwise clearly defined. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

Claims

1. A high-power graphite electrode graphitization heat dissipation device, comprising a box body (1) and a hollow feed pipe (2) installed in the box body (1), wherein a feed hopper (3) and a discharge port (4) are installed on the box body (1), and the feed hopper (3) and the discharge port (4) are both connected to the hollow feed pipe (2), characterized in that: The hollow conveying pipe (2) and the feed hopper (3) are both provided with an annular groove (5), an annular plate (6) is slidably and sealably connected in the annular groove (5), a plurality of stirring plates (7) are installed outside the annular plate (6), a water outlet (8) is installed on the box body (1), the water outlet (8) is arranged in coordination with the stirring plate (7), a connecting plate (9) is installed on the stirring plate (7), a stirring plate (10) is installed at one end of the connecting plate (9) away from the stirring plate (7), and a bottom of the box body (1) is provided with a plurality of stirring plates (7) arranged outside the annular plate (6). A water inlet (11) is installed on the top, the input end of the water inlet (11) is connected to the refrigerant source, the stirring plate (10) is arranged in coordination with the water inlet (11), an auger (12) is arranged inside the annular plate (6), a rotary drive device (13) is installed at one end of the auger (12) away from the feed hopper (3), and the rotary drive device (13) is transmission-connected to the auger (12); a cooling shell (14) is installed on the discharge port (4), and a spiral cooling tube (15) is provided on the cooling shell (14).

2. The high-power graphite electrode graphitization heat dissipation device according to claim 1, characterized in that: The two stirring plates (10) are connected via a connecting ring plate (16).

3. The high-power graphite electrode graphitization heat dissipation device according to claim 1, characterized in that: A plurality of connecting strips (17) are installed in the annular plate (6), and the connecting strips (17) are connected to the auger (12).

4. The high-power graphite electrode graphitization heat dissipation device according to claim 1, characterized in that: The cooling shell (14) is provided with a first cooling tube (18) and a second cooling tube (19), and the first cooling tube (18) and the second cooling tube (19) are both connected to the spiral cooling tube (15).

5. The high-power graphite electrode graphitization heat dissipation device according to claim 1, characterized in that: It also includes a base (20), the box body (1) is mounted on the base (20), a conveyor (21) is provided on the base (20), and a feeding end of the conveyor (21) is located below a discharging end of the cooling shell (14).

6. The high-power graphite electrode graphitization heat dissipation device according to claim 1, characterized in that: The rotary drive device (13) is transmission-connected to the auger (12) via a coupling (22).

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