Graphite electrode roasting mechanism

Abstract

The utility model provides a graphite electrode roasting mechanism which comprises a roasting furnace with the lower end in a conical cylinder shape, supporting legs are arranged at the side end of the bottom of the roasting furnace, a discharging port is formed in the bottom of the roasting furnace, and a top cover, a feeding hopper, a plurality of transverse plates, a roasting cylinder, a plurality of first telescopic push rods, a vertical rod, a bottom cover, a roasting flame nozzle and a through hole are detachably arranged on the top of the roasting furnace. The top cover is further provided with an exhaust pipe, and the upper portion of the roasting furnace is further provided with an air cooling module. According to the graphite electrode roasting mechanism disclosed by the utility model, the basic requirement of roasting the graphite electrode raw material can be met, and the graphite electrode raw material can be conveniently and efficiently cooled, so that the overall efficiency of processing the graphite electrode raw material is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of graphite electrode processing, in particular to a graphite electrode baking mechanism. Background Art

[0002] In the process of processing graphite electrodes, the graphite electrode raw materials need to be roasted. Although the existing graphite electrode roasting mechanism can meet the basic needs of roasting the graphite electrode raw materials, it is usually not provided with a cooling structure for cooling the dried graphite electrode raw materials. Therefore, after the user completes the roasting of the graphite electrode raw materials, he often needs to use a cooling device to cool the graphite electrode, which is not only very troublesome, but also affects the efficiency of processing the graphite electrode raw materials.

[0003] For example, the invention with publication number CN 110094976 A discloses a graphite electrode roasting device that is convenient for material removal. In the technical solution of this patent, after controlling the hydraulic lift to lower the height and exposing the graphite electrode to the air, it is necessary to use an air cooling device to air cool the graphite electrode before the graphite electrode can be removed. This is not only very troublesome, time-consuming and labor-intensive, but also affects the efficiency of cooling the graphite electrode raw materials. Utility Model Content

[0004] In view of this, the utility model aims at the deficiencies of the prior art and provides a graphite electrode roasting mechanism, which can not only meet the basic needs of roasting graphite electrode raw materials, but also can conveniently and efficiently cool the graphite electrode raw materials, thereby improving the overall efficiency of processing the graphite electrode raw materials.

[0005] In order to solve the above technical problems, the technical solution adopted by the utility model is: a graphite electrode roasting mechanism, comprising a roasting furnace with a conical lower end, supporting legs are arranged at the side ends of the bottom of the roasting furnace, a discharge port is arranged at the bottom of the roasting furnace, a top cover is detachably arranged on the top of the roasting furnace, a feed hopper is arranged on the top cover, a plurality of horizontal plates are arranged on the inner side wall of the roasting furnace, a roasting cylinder with openings at both upper and lower ends is commonly arranged at the inner ends of the plurality of horizontal plates, a plurality of first telescopic push rods are vertically arranged on the top of the top cover, the output shafts of the plurality of first telescopic push rods are extended to the bottom of the horizontal plate and the fixed ends are extended to match the top cover, the lower ends of the output shafts of the plurality of first telescopic push rods are respectively provided with vertical rods, and the plurality of The bottom of each vertical rod is provided with a bottom cover that is fixed against the bottom of the roasting tube. The upper part of the side end of the roasting tube is also provided with a plurality of roasting flame nozzles located below the horizontal plate and with the flame nozzles tilted downward. The side end of the roasting tube is also provided with a plurality of through holes located below the roasting flame nozzles. Ignitors are also provided on the plurality of roasting flame nozzles. An annular air supply pipe is provided on the outer ends of the plurality of roasting flame nozzles. An air guide pipe connected to the air supply pipe is also provided on the side end of the roasting furnace. A control valve is also provided on the air guide pipe. A stirring module adapted to the roasting tube is also provided on the top cover. An exhaust pipe is also provided on the top cover. An air cooling module is also provided on the upper part of the roasting furnace. The two ends of the horizontal plate are respectively welded and fixed to the side ends of the roasting furnace and the roasting tube.

[0006] As a further improvement of the utility model, a conical material-dropping guide bucket is also provided on the bottom cover.

[0007] As a further improvement of the utility model, the stirring module includes a stirring motor vertically arranged on the top cover and the output shaft extends to the bottom of the top cover, the output shaft of the stirring motor is provided with a stirring shaft compatible with the roasting cylinder, and the side end of the stirring shaft is provided with a stirring blade compatible with the roasting cylinder and the falling material guide bucket.

[0008] As a further improvement of the utility model, through holes are respectively matched with the output shafts of multiple corresponding telescopic push rods.

[0009] As a further improvement of the utility model, the top cover is fixedly connected to the roasting furnace, and the top cover is also provided with connecting bolts for screwing and fixing the roasting furnace, and the roasting furnace is provided with threaded connection holes matched with the connecting bolts.

[0010] As a further improvement of the present invention, the air cooling module includes second telescopic push rods which are respectively arranged laterally on the left and right sides of the roasting furnace, and the inner ends of the output shafts of the second telescopic push rods on both sides are respectively provided with blowing hoods which are adapted to the roasting cylinder and have multiple blowing holes on the inner walls, and the left and right sides of the roasting furnace are respectively provided with cold air blowers, and the air outlets of the two cold air blowers extend to the inner sides of the roasting furnace respectively, and the inner ends of the air outlets of the two cold air blowers are respectively provided with air guide hoses connected to the corresponding blowing hoods.

[0011] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0012] First, after the raw materials are added into the roasting cylinder through the feed hopper, the control valve can be opened, and the mixed gas of fuel gas and oxygen can be introduced into multiple roasting flame nozzles through the air guide pipe and the air supply pipe. At the same time, multiple electrical devices can be started so that the multiple roasting flame nozzles spray flames toward the raw materials inside the roasting cylinder for roasting treatment. At the same time, the stirring motor can be started so that the stirring shaft and the stirring blades stir the raw materials in the roasting cylinder, so that the raw materials in different areas can be roasted separately.

[0013] Secondly, after the roasting process of the raw materials is completed, the supply of fuel gas and oxygen through the air supply pipe can be stopped and the control valve can be closed. Then, the output shafts of the two second telescopic push rods can be extended to a certain length, so that the corresponding blowing hoods are moved to positions close to both sides of the roasting cylinder. Then, the two cold air blowers can be started, so that the cold air passes through the air outlets, air guide hoses, and blowing hoods of the corresponding cold air blowers, and blows toward the side ends of the roasting cylinder in an all-round way, and passes through multiple through holes to blow toward the raw materials inside the roasting cylinder. The cold air will carry the heat on the raw materials through the roasting furnace and leave the roasting furnace through the exhaust pipe, thereby realizing the cooling process of the raw materials. In the process of air-cooling and cooling the raw materials, the raw materials can be stirred by the stirring shaft and the stirring blades at the same time, so that the raw materials in different areas can be fully in contact with the cold air, thereby quickly and efficiently cooling the raw materials.

[0014] Thirdly, the top cover and the roasting furnace can be flexibly fixed by simply clamping and fixing the top cover and the roasting furnace, and then passing the connecting bolts through the side wall of the top cover and screwing and fixing them with the threaded connection holes.

[0015] Fourthly, after the raw materials are cooled, the output shafts of the first telescopic push rods can be extended downward by a certain length, so that the bottom cover can be moved downward by a certain distance, thereby separating the bottom cover from the bottom of the roasting cylinder, and opening the bottom of the roasting cylinder, so that the raw materials after cooling can leave the roasting cylinder through the gap between the bottom of the roasting cylinder and the bottom cover, and then leave the roasting furnace through the discharge port. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The utility model is further described in detail below in conjunction with the accompanying drawings and specific implementation methods.

[0017] Figure 1 It is a structural schematic diagram of the utility model;

[0018] Figure 2 This is a schematic diagram of the structure of the utility model after the top cover is removed;

[0019] Figure 3It is a structural schematic diagram of the top cover, roasting cylinder, first telescopic push rod, vertical rod, bottom cover, through hole, air guide pipe, control valve, and air cooling module of the utility model;

[0020] Figure 4 It is a structural schematic diagram of the first telescopic push rod, the vertical rod, the bottom cover and the material-dropping guide bucket of the utility model.

[0021] In the figure: 101, roasting furnace; 102, discharge port; 103, top cover; 104, feed hopper; 105, horizontal plate; 106, roasting cylinder; 107, first telescopic push rod; 108, vertical rod; 109, bottom cover; 110, roasting flame nozzle; 111, through hole; 112, igniter; 113, air supply pipe; 114, air guide pipe; 115, control valve; 116, material drop guide bucket; 117, connecting bolt; 118, exhaust pipe; 119 supporting leg; 201, stirring motor; 202, stirring shaft; 203, stirring blade; 301, second telescopic push rod; 302, blow hood; 303, cold air blower; 304, air guide hose; 305, blowing hole. DETAILED DESCRIPTION

[0022] In order to better understand the present invention, the content of the present invention is further clearly described below in conjunction with the embodiments, but the protection content of the present invention is not limited to the following embodiments. In the following description, a large number of specific details are given in order to provide a more thorough understanding of the present invention. However, it is obvious to those skilled in the art that the present invention can be implemented without one or more of these details.

[0023] like Figure 1 , 2As shown in Figures 3 and 4, a graphite electrode roasting mechanism comprises a roasting furnace 101 with a conical lower end, supporting legs are provided at the bottom side ends of the roasting furnace 101, a discharge port 102 is provided at the bottom of the roasting furnace 101, a top cover 103 is detachably provided on the top of the roasting furnace 101, a feed hopper 104 is provided on the top cover 103, a plurality of transverse plates 105 are provided on the inner side wall of the roasting furnace 101, a roasting cylinder 106 with openings at both upper and lower ends is commonly provided at the inner side ends of the plurality of transverse plates 105, a plurality of first telescopic push rods 107 whose output shafts extend to below the transverse plates 105 and whose fixed ends extend to match the top cover 103 are respectively vertically provided at the top of the top cover 103, vertical rods 108 are respectively provided at the lower ends of the output shafts of the plurality of first telescopic push rods 107, and vertical rods 108 are commonly provided at the bottoms of the plurality of vertical rods 108 The bottom of the burning tube 106 abuts against the fixed bottom cover 109, and the upper part of the side end of the roasting tube 106 is also penetrated by a plurality of roasting burner nozzles 110 located below the horizontal plate 105 and with the burner ports tilted downward, and the side end of the roasting tube 106 is also provided with a plurality of through holes 111 located below the roasting burner nozzles 110, and igniters 112 are respectively provided on the plurality of roasting burner nozzles 110, and an annular air supply pipe 113 is commonly provided on the outer ends of the plurality of roasting burner nozzles 110, and the side end of the roasting furnace 101 is also penetrated by an air guide pipe 114 connected to the air supply pipe 113, and a control valve 115 is also provided on the air guide pipe 114, and a stirring module compatible with the roasting tube 106 is also provided on the top cover 103, and an exhaust pipe 118 is also provided on the top cover 103, and an air cooling module is also provided on the upper part of the roasting furnace 101. The two ends of the horizontal plate 105 are respectively welded and fixed to the side ends of the roasting furnace 101 and the roasting tube 106 .

[0024] like Figure 4 As shown, a conical material guide hopper 116 is also provided on the bottom cover 109. Through the material guide hopper 116, the raw materials after cooling can be discharged from the roasting cylinder 106 quickly and thoroughly.

[0025] like Figure 1 , 2 As shown, the stirring module includes a stirring motor vertically arranged on the top cover 103 and the output shaft extends to the bottom of the top cover 103, the output shaft of the stirring motor is provided with a stirring shaft adapted to the roasting cylinder 106, and the side end of the stirring shaft is provided with stirring blades adapted to the roasting cylinder 106 and the material drop guide bucket 116. The top cover 103 is provided with through holes respectively adapted to the output shafts of a plurality of corresponding telescopic push rods.

[0026] like Figure 1 , 2As shown in FIG. 3 , the top cover 103 is fixedly connected with the roasting furnace 101, and the top cover 103 is also provided with connecting bolts 117 for screwing and fixing the roasting furnace 101, and the roasting furnace 101 is provided with threaded connection holes adapted to the connecting bolts 117. The top cover 103 and the roasting furnace 101 can be flexibly fixed by only making the top cover 103 and the roasting furnace 101 fixedly connected, and then making the connecting bolts 117 pass through the side wall of the top cover 103 and screwed and fixed with the threaded connection holes.

[0027] like Figure 1 , 2 As shown in , 3, the air cooling module includes second telescopic push rods which are respectively arranged laterally on the left and right sides of the roasting furnace 101, and the inner ends of the output shafts of the second telescopic push rods on both sides are respectively provided with blowing hoods which are adapted to the roasting cylinder 106 and have a plurality of blowing holes on the inner wall, and the left and right sides of the roasting furnace 101 are respectively provided with cold air blowers, and the air outlets of the two cold air blowers extend to the inner sides of the roasting furnace 101, and the inner ends of the air outlets of the two cold air blowers are respectively provided with air guide hoses which are connected with the corresponding blowing hoods.

[0028] The user can add the raw materials into the roasting cylinder 106 through the feed hopper 104, and then open the control valve 115, and introduce the mixed gas of fuel gas and oxygen into the multiple roasting flame nozzles 110 through the air guide pipe 114 and the air supply pipe 113, and start multiple electrical devices at the same time, so that the multiple roasting flame nozzles 110 spray flames and roast the raw materials inside the roasting cylinder 106. At the same time, the stirring motor can be started, so that the stirring shaft and the stirring blades stir the raw materials in the roasting cylinder 106, so that the raw materials in different areas can be roasted separately.

[0029] After the roasting treatment of the raw materials is completed, the supply of fuel gas and oxygen through the air supply pipe 113 can be stopped, and the control valve 115 can be closed. Then, the output shafts of the two second telescopic push rods can be extended to a certain length, so that the corresponding blowing hoods are moved to positions close to both sides of the roasting cylinder 106. Then, the two cold air blowers can be started, so that the cold air passes through the air outlets, air guide hoses, and blowing hoods of the corresponding cold air blowers, and blows toward the side ends of the roasting cylinder 106 in an all-round manner, and passes through multiple through holes 111 to blow toward the raw materials inside the roasting cylinder 106. The cold air will carry the heat on the raw materials through the roasting furnace 101 and leave the roasting furnace 101 through the exhaust pipe, thereby realizing the cooling treatment of the raw materials. In the process of air-cooling and cooling the raw materials, the raw materials can be stirred by the stirring shaft and the stirring blades at the same time, so that the raw materials in different areas can be fully in contact with the cold air, thereby quickly and efficiently cooling the raw materials.

[0030] After completing the cooling treatment of the raw materials, the output shafts of the multiple first telescopic push rods 107 can be extended downward by a certain length, so that the bottom cover 109 moves downward by a certain distance, thereby separating the bottom cover 109 from the bottom of the roasting cylinder 106, so that the bottom of the roasting cylinder 106 is opened, so that the raw materials after the cooling treatment can leave the roasting cylinder 106 through the gap between the bottom of the roasting cylinder 106 and the bottom cover 109, and then leave the roasting furnace 101 through the discharge port 102.

[0031] The above are preferred implementations of the present utility model. It should be pointed out that, for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the principle of the present utility model. These improvements and modifications should also be regarded as the protection scope of the present utility model.

Claims

1. A graphite electrode roasting mechanism, comprising a roasting furnace (101) with a conical lower end, supporting legs are provided at the bottom side of the roasting furnace (101), and a discharge port (102) is provided at the bottom of the roasting furnace (101), characterized in that: The top of the roasting furnace (101) is detachably provided with a top cover (103), and a feed hopper (104) is provided on the top cover (103). A plurality of transverse plates (105) are provided on the inner side wall of the roasting furnace (101), and a roasting tube (106) with upper and lower ends opened is commonly provided at the inner side ends of the plurality of transverse plates (105). A plurality of first telescopic push rods (107) whose output shafts extend below the transverse plates (105) and whose fixed ends extend to match the top cover (103) are vertically provided on the top of the top cover (103), and vertical rods (108) are respectively provided at the lower ends of the output shafts of the plurality of first telescopic push rods (107), and a bottom cover (109) abutting against and fixed to the bottom of the roasting tube (106) is commonly provided at the bottom of the plurality of vertical rods (108). A plurality of first telescopic push rods (107) are also provided through the upper part of the side end of the roasting tube (106). A plurality of roasting flame spray nozzles (110) are located below the horizontal plate (105) and have flame spray ports tilted downward. A plurality of through holes (111) located below the roasting flame spray nozzles (110) are also provided at the side end of the roasting cylinder (106). Ignitors (112) are also provided on the plurality of roasting flame spray nozzles (110). An annular air supply pipe (113) is commonly provided at the outer ends of the plurality of roasting flame spray nozzles (110). An air guide pipe (114) connected to the air supply pipe (113) is also provided through the side end of the roasting furnace (101). A control valve (115) is also provided on the air guide pipe (114). A stirring module matched with the roasting cylinder (106) is also provided on the top cover (103). An exhaust pipe (118) is also provided on the top cover (103). An air cooling module is also provided on the upper part of the roasting furnace (101).

2. The graphite electrode baking mechanism according to claim 1, characterized in that: The bottom cover (109) is also provided with a conical material guide bucket (116).

3. The graphite electrode baking mechanism according to claim 2, characterized in that: The stirring module comprises a stirring motor which is vertically arranged on the top cover (103) and the output shaft of which extends to the bottom of the top cover (103); a stirring shaft which is compatible with the roasting cylinder (106) is arranged on the output shaft of the stirring motor; and stirring blades which are compatible with the roasting cylinder (106) and the material dropping guide bucket (116) are arranged on the side end of the stirring shaft.

4. The graphite electrode baking mechanism according to claim 3, characterized in that: The top cover (103) is provided with through holes respectively matched with the output shafts of a plurality of corresponding telescopic push rods.

5. The graphite electrode baking mechanism according to claim 4, characterized in that: The top cover (103) is fixedly connected to the roasting furnace (101), and the top cover (103) is also provided with connecting bolts (117) for screwing and fixing the roasting furnace (101), and the roasting furnace (101) is provided with threaded connection holes matched with the connecting bolts (117).

6. The graphite electrode baking mechanism according to claim 5, characterized in that: The air cooling module comprises second telescopic push rods which are respectively arranged transversely at the left and right sides of the roasting furnace (101); the inner ends of the output shafts of the second telescopic push rods on both sides are respectively provided with blowing hoods which are adapted to the roasting cylinder (106) and have a plurality of blowing holes on the inner walls; the left and right sides of the roasting furnace (101) are respectively provided with cold air blowers; the air outlets of the two cold air blowers respectively extend to the inner side of the roasting furnace (101); the inner ends of the air outlets of the two cold air blowers are respectively provided with air guide hoses which are connected to the corresponding blowing hoods.

7. The graphite electrode baking mechanism according to claim 6, characterized in that: The two ends of the horizontal plate (105) are respectively welded and fixed to the side ends of the roasting furnace (101) and the roasting cylinder (106).

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