Rectification trolley power supply combination

Abstract

The utility model discloses a rectification trolley power supply combination, which comprises a rectification trolley and a furnace end trolley, the rectification trolley comprises a driving trolley body, the furnace end trolley comprises a moving trolley body and a pushing device arranged on the moving trolley body, and the driving trolley body is connected with the moving trolley body through a connecting structure. The rectifying trolley and the furnace end trolley are connected together through the connecting structure, the pushing device is arranged on the furnace end trolley in a matched mode, and after the pushing device completes power transmission operation on the current internal-string graphitization furnace, the driving trolley body drives the movable trolley body to move along the direction of the guide rail through the connecting structure. And the movable trolley body is moved to one side of the next internal tandem graphitization furnace so as to carry out the next power transmission operation, so that the running consistency of the rectification trolley and the furnace end trolley is effectively improved.

Description

Technical Field

[0001] The utility model relates to the technical field of power supply equipment, and more specifically, to a rectifier trolley power supply combination. Background Art

[0002] In order to ensure the stability of the power supply of the rectifier trolley to the graphitization furnace, the push device on the traditional rectifier trolley can be separated from the rectifier trolley and placed outside the rectifier trolley. The rectifier trolley supplies power to the push device, and the push device is arranged on the furnace head trolley placed outside the graphitization furnace.

[0003] However, after completing the power supply operation to one of the graphitization furnaces, it is necessary to simultaneously operate the current-carrying trolley and the furnace head trolley to synchronously move to the other side of the graphitization furnace for the next power supply operation, which is time-consuming and labor-intensive.

[0004] Therefore, it is urgent to propose a rectifier trolley power transmission system to solve the problems raised. Utility Model Content

[0005] 1. Technical issues to be resolved

[0006] Based on this, the utility model provides a rectifier trolley power supply combination, which effectively improves the consistency of the operation of the rectifier trolley and the furnace head trolley.

[0007] (II) Technical solution

[0008] In order to solve the above technical problems, the utility model proposes a rectifier trolley power supply combination, which includes a rectifier trolley and a furnace head trolley, the rectifier trolley includes a driving car body, the furnace head trolley includes a moving car body and a pushing device arranged on the moving car body, and the driving car body is connected to the moving car body through a connecting structure.

[0009] Furthermore, a power supply device is provided on the driving vehicle body, the power supply device is electrically connected to the pushing device, the power supply device is used to supply power to the pushing device, and the first end of the pushing device is used to abut against the conductive electrode.

[0010] Furthermore, the second end of the jacking device is used to abut against the external reaction wall.

[0011] Furthermore, the connection structure includes a connecting frame, a fixed frame is provided on the driving vehicle body, a pushing frame is provided on the moving vehicle body, the pushing device is provided on the pushing frame, and the connecting frame connects the fixed frame with the pushing frame.

[0012] Furthermore, the pushing device includes a pushing mechanism and a pushing plate, the pushing plate is connected to the power supply device via a connecting cable, the pushing mechanism is fixed on the pushing frame, the pushing mechanism is connected to the pushing plate, and the pushing mechanism is used to push the pushing plate to the conductive electrode of the inner string graphitization furnace and make the pushing plate contact and connect with the conductive electrode.

[0013] Furthermore, the pushing mechanism includes at least one pushing cylinder, which is fixed on the pushing frame; a first push rod is provided at the first end of the pushing cylinder, and a second push rod is provided at the second end of the pushing cylinder, the first push rod is fixedly connected to the pushing plate, and the second push rod is used to abut against an external reaction wall; an abutment block is provided at one end of the second push rod, and the abutment block is threadedly connected to one end of the second push rod.

[0014] Furthermore, a cooling plate is provided between the first push rod and the push plate, the cooling plate is hollow, the cooling plate is used to be connected to an external cooling box, and the cooling box is used to provide cooling water to the cooling plate.

[0015] Furthermore, a docking ring column is provided in the cooling plate, and through holes are provided at intervals on the docking ring column. The cooling plate is connected to the push plate through a locking piece, and the locking piece passes through the through holes and is fixed in the push plate.

[0016] Furthermore, one end of the docking ring column is connected to a first docking plate through the locking piece, and a second docking plate is provided at one end of the first push rod. The first docking plate is connected and fixed to the second docking plate; a first insulating plate is provided between the first docking plate and the second docking plate.

[0017] Furthermore, a sliding mechanism is provided under the push plate and is placed on the furnace head trolley. The sliding mechanism includes a second insulating plate provided under the cooling plate and / or on the movable body and a pulley connected to the second insulating plate. The second insulating plate is used to insulate the push plate from the movable body.

[0018] (III) Beneficial effects

[0019] Compared with the prior art, the utility model discloses a rectifier trolley power supply combination comprising a rectifier trolley and a furnace head trolley, wherein the rectifier trolley comprises a driving trolley body, and the furnace head trolley comprises a moving trolley body and a pushing device arranged on the moving trolley body, and the driving trolley body is connected to the moving trolley body via a connecting structure; the rectifier trolley and the furnace head trolley are connected together by setting a connecting structure, and a pushing device is arranged on the furnace head trolley, after the pushing device completes the power supply operation to the current inner string graphitization furnace, the driving trolley body drives the moving trolley body to move along the guide rail direction by using the connecting structure, and moves the moving trolley body to the side of the next inner string graphitization furnace for the next power supply operation, thereby effectively improving the consistency of the operation of the rectifier trolley and the furnace head trolley. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] The features and advantages of the present invention will be more clearly understood by referring to the accompanying drawings, which are schematic and should not be construed as limiting the present invention in any way. In the accompanying drawings:

[0021] Figure 1 A diagram showing the use status of a rectifier trolley power supply assembly disclosed in a preferred embodiment of the utility model;

[0022] Figure 2 It is a structural schematic diagram of a rectifier trolley power supply combination disclosed in a preferred embodiment of the utility model;

[0023] Figure 3 It is a structural schematic diagram of a rectifying trolley disclosed in a preferred embodiment of the utility model;

[0024] Figure 4 It is a structural schematic diagram of a furnace head trolley disclosed in a preferred embodiment of the utility model;

[0025] Figure 5 It is a structural schematic diagram of the furnace head trolley disclosed in the preferred embodiment of the utility model from another perspective;

[0026] Figure 6 It is a schematic diagram of the combination of the pushing mechanism and the push plate disclosed in the preferred embodiment of the utility model;

[0027] Figure 7 It is a structural schematic diagram of the jacking oil cylinder disclosed in the preferred embodiment of the utility model;

[0028] Figure 8 This is a schematic diagram of the combination of a push plate and a cooling plate in a preferred embodiment of the utility model;

[0029] Fig. 9 It is a schematic diagram of the combination of the push plate and the cooling plate of the preferred embodiment of the utility model from another perspective.

[0030] The symbols in the figure represent:

[0031] 100, internal series graphitization furnace; 110, furnace body; 120, conductive electrode; 101, first guide rail; 102, first guide rail; 103, connecting cable; 200, rectifier trolley; 210, power supply device; 2101, positive output terminal; 2102, negative output terminal; 211, electric control cabinet; 212, rectifier cabinet A; 213, high-power rectifier transformer; 214, rectifier cabinet B; 215, transmission tube bus; 216, hanger; 220, fixed frame; 230, driving car body; 300, furnace head trolley; 310, mobile car body; 320, jacking device; 321, jacking mechanism; 3211, oil cylinder Seat; 3212, push cylinder; 3213, first push rod; 3214, second push rod; 3215, abutment block; 3216, rotating handle; 3217, second docking plate; 322, push plate; 323, cooling plate; 3231, docking ring column; 3232, perforation; 324, locking piece; 325, first docking plate; 326, first insulating plate; 327, sliding mechanism; 3271, second insulating plate; 3272, pulley; 330, push frame; 331, first beam; 332, second beam; 400, connecting structure; 410, connecting frame; 420, support frame; 500, reaction wall. DETAILED DESCRIPTION

[0032] In order to make the above-mentioned purposes, features and advantages of the utility model more obvious and easy to understand, the specific implementation of the utility model is 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 implementation disclosed below.

[0033] In the description of the present utility model, it should be noted that, unless otherwise clearly specified and limited, the terms "connected" and "connection" 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, an electrical connection, a direct connection, or an indirect connection through an intermediate medium, it can be the internal connection of two elements, or it can be a "transmission connection", that is, a power connection through various appropriate methods such as belt drive, gear drive or sprocket drive. For ordinary technicians in this field, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.

[0034] like Figures 1 to 9As shown, the embodiment of the utility model discloses a rectifier trolley power supply combination for supplying power to a graphitization device. Exemplarily, the graphitization device is an inner string graphitization furnace group, which includes a plurality of inner string graphitization furnaces 100 arranged side by side and spaced apart. The inner string graphitization furnace 100 includes a rectangular furnace body 110 and conductive electrodes 120 arranged on both end surfaces of the furnace body 110.

[0035] A first guide rail 101 and a second guide rail 102 are disposed on one side of the inner string graphitization furnace group. The first guide rail 101, the second guide rail 102 and the inner string graphitization furnace group are disposed parallel to each other.

[0036] The rectifier trolley power supply combination includes a rectifier trolley 200 and a furnace head trolley 300, which are connected together by a connecting structure 400. The rectifier trolley 200 moves along the first guide rail 101, thereby driving the furnace head trolley 300 to move along the second guide rail 102, thereby facilitating the furnace head trolley 300 to supply power to different inner string graphitizing furnaces 100, effectively improving the consistency of operation of the rectifier trolley 200 and the furnace head trolley 300.

[0037] The rectifier trolley 200 includes a driving trolley 230, and the furnace head trolley 300 includes a mobile trolley 310 and a pushing device 320 arranged on the mobile trolley 310. The rectifier trolley 200 is used to supply power to the pushing device 320. The first end of the pushing device 320 is used to abut against the conductive electrode 120, so as to transmit the power of the power supply device 210 to the conductive electrode 120. The driving trolley 230 and the mobile trolley 310 are connected together through the connecting structure 400. The driving trolley 230 moves along the first guide rail 101, thereby driving the mobile trolley 310 to move along the second guide rail 102, so as to facilitate the mobile trolley 310 to drive the pushing device 320 to move. The pushing device 320 moves to different inner string graphitization furnaces 100 to perform power supply operations, effectively improving the consistency of the operation of the rectifier trolley 200 and the furnace head trolley 300; in this embodiment, the driving vehicle body 230 itself has a driving device, and the driving force provided by the driving device is used to drive the driving vehicle body 230 to be transported along the first guide rail 101, and the driving vehicle body 230 and the mobile vehicle body 310 are connected together by the connecting structure 400, so that the mobile vehicle body 310 can move along the guide rail direction under the drive of the driving vehicle body 230 without the need for a driving device, effectively improving the consistency of the operation of the rectifier trolley 200 and the furnace head trolley 300.

[0038] In one embodiment, a power supply device 210 is provided on the driving vehicle body 230. The power supply device 210 is electrically connected to the pushing device 320 through a connecting cable 103. The power supply device 210 is used to supply power to the pushing device 320. The first end of the pushing device 320 is used to abut against the conductive electrode 120, so as to transmit the electricity of the power supply device 210 to the conductive electrode 120. After the pushing device 320 completes the power supply operation to the current inner string graphitization furnace 100, the driving vehicle body 230 uses the connecting structure 400 to drive the mobile vehicle body 310 to move along the guide rail direction, and moves the mobile vehicle body 310 to the side of the next inner string graphitization furnace 100 for the next power supply operation, thereby effectively improving the consistency of the operation of the rectifier trolley 200 and the furnace head trolley 300.

[0039] In one embodiment, the second end of the pushing device 320 is used to abut against the external reaction wall 500, so that the reaction force of the reaction wall 500 is used to make the first end of the pushing device 320 better exert force on the conductive electrode 120, thereby ensuring that the power of the power supply device 210 is transmitted to the inner string graphitization furnace 100, effectively improving the stability of the rectifier trolley 200 supplying power to the graphitization furnace, and using the reaction wall 500 to limit the pushing device 320, effectively avoiding the first end of the pushing device 320 in the After the conductive electrode 120 is subjected to force, the reaction force generated by the conductive electrode 120 will be transmitted to the rectifying trolley 200 via the pushing device 320, thereby ensuring the stability of the rectifying trolley 200 running on the first guide rail 101, thereby improving the stability of the rectifying trolley 200 supplying power to the inner string graphitization furnace 100; in this embodiment, the reaction wall 500 is arranged between the first guide rail 101 and the second guide rail 102, that is, the reaction wall 500 is arranged between the rectifying trolley 200 and the furnace head trolley 300.

[0040] In one embodiment, the connection structure 400 includes a connection frame 410, a fixed frame 220 is provided on the driving vehicle body 230, a push frame 330 is provided on the moving vehicle body 310, and the push device 320 is provided on the push frame 330. The connection frame 410 connects the fixed frame 220 with the push frame 330, so that the rectifier trolley 200 drives the furnace head trolley 300 to move together, so as to facilitate the furnace head trolley 300 to supply power to different internal string graphitization furnaces 100; in this embodiment, the connection frame 410 can be respectively connected and fixed to the fixed frame 220 and the push frame 330 by screw fixing, and can also be connected and fixed to the fixed frame 220 and the push frame 330 by welding. Of course, other connection and fixing methods under the existing technology can also be used to achieve it, which is not necessary to elaborate here.

[0041] In one embodiment, the pushing device 320 includes a pushing mechanism 321 and a pushing plate 322. The pushing plate 322 is connected to the power supply device 210 through a connecting cable 103. The pushing mechanism 321 is fixed on the pushing frame 330. The pushing mechanism 321 is connected to the pushing plate 322. The pushing mechanism 321 is used to push the pushing plate 322 to the conductive electrode 120 of the inner string graphitization furnace 100, and make the pushing plate 322 contact and connect with the conductive electrode 120. Specifically, the pushing mechanism 321 includes at least one pushing cylinder 3212. The pushing cylinder 3212 is fixed on the pushing frame 330. In this embodiment, the pushing cylinder 3212 is a hydraulic cylinder. A first push rod 3213 is provided at the first end of the pushing cylinder 3212, and a second push rod 3214 is provided at the second end of the pushing cylinder 3212. The first push rod 3213 is fixedly connected to the pushing plate 322, and the pushing cylinder 3212 drives the first The push rod 3213 reciprocates back and forth, thereby driving the push plate 322 to reciprocate back and forth with the first push rod 3213, thereby realizing the contact and separation operation of the push plate 322 with the conductive electrode 120; similarly, the second push rod 3214 is used to contact with the external reaction wall 500, and the push cylinder 3212 drives the second push rod 3214 to reciprocate back and forth, thereby driving the second push rod 3214 to move toward the reaction wall 500 and contact with the reaction wall 500. 0 abuts against or moves away from the reaction wall 500 and separates from the reaction wall 500. When the second push rod 3214 abuts against the reaction wall 500, the reaction wall 500 provides a reaction force to the pushing mechanism 321, so that the pushing mechanism 321 can better abut the pushing plate 322 against the conductive electrode 120. When the second push rod 3214 separates from the reaction wall 500, it is convenient for the rectifier trolley 200 to drive the furnace head trolley 300 to move along the guide rail.

[0042] In one embodiment, abutment block 3215 is provided at one end of the second push rod 3214, and the abutment block 3215 is threadedly connected to one end of the second push rod 3214. The cross-sectional area of ​​the abutment block 3215 is greater than the cross-sectional area of ​​the second push rod 3214. By providing the abutment block 3215, the contact area between the pushing mechanism 321 and the reaction wall 500 can be increased, thereby increasing the service life of the reaction wall 500 and the second push rod 3214.

[0043] Furthermore, the abutment block 3215 is of cylindrical structure, and a rotating handle 3216 is provided extending outwardly from the circumference of the abutment block 3215 . Manually rotating the rotating handle 3216 can more conveniently fix the abutment block 3215 on the second push rod 3214 .

[0044] In one embodiment, a first crossbeam 331 and a second crossbeam 332 are provided on the push frame 330, and the second crossbeam 332 is provided above the first crossbeam 331. Cylinder seats 3211 are provided on the first crossbeam 331 and the second crossbeam 332, and push cylinders 3212 are respectively provided on the cylinder seats 3211, so that the first push rod 3213 is connected to the push plate 322 from different directions, so that the push plate 322 can be more stably contacted with the conductive electrode 120, and the second push rod 3214 is contacted with the external reaction wall 500 from different directions, so as to reduce the force applied by the second push rod 3214 to the reaction wall 500; in this embodiment, the number of the first push rods 3213 is 4, and the first push rods 3213 are respectively matched and connected to the 4 corners of the push plate 322.

[0045] In one embodiment, a cooling plate 323 is provided between the first push rod 3213 and the push plate 322. The cooling plate 323 is hollow and is used to be connected to an external cooling box. The cooling box is used to provide cooling water to the cooling plate 323. The cooling plate 323 is used to cool the push plate 322. When the power supply device 210 transmits electricity to the conductive electrode 120 through the push plate 322, the push plate 322 will also generate heat. By providing the cooling plate 323, the push plate 322 can be effectively cooled, thereby increasing the service life of the push plate 322.

[0046] Specifically, a docking ring column 3231 is provided in the cooling plate 323, and through holes 3232 are provided at intervals on the docking ring column 3231. The cooling plate 323 is connected to the push plate 322 through a locking piece 324. The locking piece 324 passes through the through hole 3232 and is fixed in the push plate 322, thereby realizing a fixed connection between the cooling plate 323 and the push plate 322. In this embodiment, the locking piece 324 is a screw structure.

[0047] Furthermore, one end of the docking ring column 3231 is connected to the first docking plate 325 through the locking piece 324, and the second docking plate 3217 is provided at one end of the first push rod 3213. The first docking plate 325 and the second docking plate 3217 are connected and fixed, thereby achieving the effect of connecting and fixing the first push rod 3213 and the cooling plate 323, and then when the first push rod 3213 reciprocates back and forth, the cooling plate 323 will also drive the push plate 322 to reciprocate back and forth, thereby achieving the abutment and separation operation of the push plate 322 on the conductive electrode 120; in addition, by providing the first docking plate 325 at one end of the docking ring column 3231 and cooperating with the second docking plate 3217 at one end of the first push rod 3213, the contact surface between the first push rod 3213 and the docking ring column 3231 becomes larger, thereby preventing the local pressure of the cooling plate 323 from increasing when the push plate 322 abuts against the conductive electrode 120 and affecting the service life.

[0048] Furthermore, a first insulating plate 326 is provided between the first docking plate 325 and the second docking plate 3217, and the first insulating plate 326 separates the first docking plate 325 from the second docking plate 3217, thereby preventing the electricity on the push plate 322 from being transmitted to the first push rod 3213 through the cooling plate 323, thereby increasing the service life of the push cylinder 3212.

[0049] In one embodiment, a sliding mechanism 327 is provided below the push plate 322, and the sliding mechanism 327 is placed on the furnace head trolley 300. The sliding mechanism 327 is used to support the push plate 322 on the one hand, and to operate back and forth on the mobile body 310 on the other hand; specifically, the sliding mechanism 327 includes a second insulating plate 3271 provided below the cooling plate 323 and / or provided on the mobile body 310 and a pulley 3272 connected to the second insulating plate 3271, and the second insulating plate 3271 is used to insulate the push plate 322 from the mobile body 310 to prevent the electricity on the push plate 322 from being transmitted to the mobile body 310. The moving body 310 may cause a safety accident, for example, the moving body 310 transmits electricity to the second guide rail 102, causing the second guide rail 102 to be charged. In this embodiment, taking the second insulating plate 3271 disposed below the cooling plate 323 as an example, the second insulating plate 3271 is disposed between the cooling plate 323 and the pulley 3272, and the pulley 3272 is placed on the moving body 310. On the one hand, the sliding is used to support the push plate 322 connected to the cooling plate 323. On the other hand, when the first push rod 3213 moves back and forth, the pulley 3272 will also move back and forth on the moving body 310 with the first push rod 3213.

[0050] In one embodiment, the power supply device 210 itself does not involve the inventive point of the utility model, and the solutions in the prior art can be adopted; specifically, the power supply device 210 includes an electric control cabinet 211, a rectifier cabinet A212, a high-power rectifier transformer 213, a rectifier cabinet B214, and a positive output terminal 2101 and a negative output terminal 2102 of the power supply device 210. The positive output terminal 2101 and the negative output terminal 2102 of the power supply device 210 use a connecting cable 103 to realize the power supply operation of the top push trolley 300. The power supply device 210 also includes a 35kV combined wiring device for power supply, which includes a hanger 216 connecting a transmission tube busbar 215 and an external bracket; in this embodiment, the positive output terminal 2101 and the negative output terminal 2102 of the power supply device 210 can be designed as an aluminum bar structure, and a support frame 420 is provided on the connecting frame 410. The positive output terminal 2101 and the negative output terminal 2102 of the power supply device 210 are both placed on the support frame 420, thereby more effectively utilizing the space above the reaction wall 500 between the rectifier trolley 200 and the furnace head trolley 300.

[0051] When the rectifier trolley power supply combination of the utility model is specifically assembled, two groups of pushing devices 320 are arranged on the furnace head trolley 300, and the two groups of pushing devices 320 are respectively used to abut the conductive electrodes 120 at the furnace heads of the two inner string graphitization furnaces 100, and the conductive electrodes 120 at the furnace tails of the two inner string graphitization furnaces 100 are connected together through a connecting plate; the fixed frame 220 of the rectifier trolley 200 and the pushing frame 330 of the furnace head trolley 300 are connected together by setting a connecting structure 400, so that the power drive of the rectifier trolley 200 can be used to drive the furnace head trolley 300 to move along the guide rail direction together, so that the furnace head trolley 300 can be moved to different inner string graphitization furnaces 100 for power supply operation.

[0052] When the rectifier trolley power supply combination of the utility model is working specifically, when the rectifier trolley 200 drives the furnace head trolley 300 to be sent along the guide rail direction to the side of the conductive electrode 120 of the furnace heads of the two inner string graphitization furnaces 100, the first end of one group of pushing devices 320 is used to connect the positive output end 2101 of the power supply device 210 with the conductive electrode 120 of one of the inner string graphitization furnaces 100, and the first end of another group of pushing devices 320 is used to connect the negative output end 2102 of the power supply device 210 with the conductive electrode 120 of the other inner string graphitization furnace 100, so as to cooperate with the two inner string graphitization furnaces. The connecting plate structure provided at the conductive electrode 120 at the furnace tail 100 forms a complete power supply circuit, thereby enabling the power supply device 210 to transmit electricity to the two inner string graphitization furnaces 100; in addition, after the pushing device 320 completes the power supply operation to the current inner string graphitization furnace 100, the driving vehicle body 230 drives the moving vehicle body 310 to move along the guide rail direction by using the connecting structure 400, and transfers the moving vehicle body 310 to the side of the next inner string graphitization furnace 100 for the next power supply operation, thereby effectively improving the consistency of the operation of the rectifier trolley 200 and the furnace head trolley 300.

[0053] In summary, the utility model provides a rectifier trolley power supply combination that connects the rectifier trolley 200 and the furnace head trolley 300 together by setting a connecting structure 400, and cooperates with a pushing device 320 to be set on the furnace head trolley 300. After the pushing device 320 completes the power supply operation of the current inner string graphitization furnace 100, the driving vehicle body 230 uses the connecting structure 400 to drive the moving vehicle body 310 to move along the guide rail direction, and moves the moving vehicle body 310 to the side of the next inner string graphitization furnace 100 for the next power supply operation, thereby effectively improving the consistency of the operation of the rectifier trolley 200 and the furnace head trolley 300.

[0054] Although the embodiments of the present invention are described in conjunction with the accompanying drawings, those skilled in the art may make various modifications and variations without departing from the spirit and scope of the present invention, and such modifications and variations are all within the scope defined by the appended claims.

Claims

1. A rectifier trolley power supply assembly, characterized in that: It includes a rectifier trolley and a furnace head trolley. The rectifier trolley includes a driving body. The furnace head trolley includes a moving body and a pushing device arranged on the moving body. The driving body is connected to the moving body through a connecting structure.

2. The rectifier trolley power supply assembly according to claim 1, characterized in that: The driving vehicle body is provided with a power supply device, the power supply device is electrically connected to the pushing device, the power supply device is used to supply power to the pushing device, and the first end of the pushing device is used to abut against the conductive electrode.

3. The rectifier trolley power supply assembly according to claim 2, characterized in that: The second end of the jacking device is used for abutting against the external reaction wall.

4. The rectifier trolley power supply assembly according to claim 2, characterized in that: The connection structure comprises a connection frame, a fixed frame is arranged on the driving vehicle body, a pushing frame is arranged on the moving vehicle body, the pushing device is arranged on the pushing frame, and the connection frame connects the fixed frame with the pushing frame.

5. The rectifier trolley power supply assembly according to claim 4, characterized in that: The pushing device includes a pushing mechanism and a pushing plate, the pushing plate is connected to the power supply device via a connecting cable, the pushing mechanism is fixed on the pushing frame, the pushing mechanism is connected to the pushing plate, and the pushing mechanism is used to push the pushing plate to the conductive electrode of the inner string graphitization furnace, and make the pushing plate contact and connect with the conductive electrode.

6. The rectifier trolley power supply assembly according to claim 5, characterized in that: The pushing mechanism includes at least one pushing cylinder, which is fixed on the pushing frame; a first push rod is provided at the first end of the pushing cylinder, and a second push rod is provided at the second end of the pushing cylinder, the first push rod is fixedly connected to the pushing plate, and the second push rod is used to abut against an external reaction wall; an abutment block is provided at one end of the second push rod, and the abutment block is threadedly connected to one end of the second push rod.

7. The rectifier trolley power supply assembly according to claim 6, characterized in that: A cooling plate is arranged between the first push rod and the push plate. The cooling plate is hollow and is used to communicate with an external cooling box. The cooling box is used to provide cooling water to the cooling plate.

8. The rectifier trolley power supply assembly according to claim 7, characterized in that: A docking ring column is arranged in the cooling plate, and through holes are arranged at intervals on the docking ring column. The cooling plate is connected to the push plate through a locking piece, and the locking piece passes through the through holes and is fixed in the push plate.

9. The rectifier trolley power supply assembly according to claim 8, characterized in that: One end of the docking ring column is connected to a first docking plate through the locking piece, and one end of the first push rod is provided with a second docking plate, and the first docking plate is connected and fixed to the second docking plate; a first insulating plate is provided between the first docking plate and the second docking plate.

10. The rectifier trolley power supply assembly according to claim 7, characterized in that: A sliding mechanism is arranged under the push plate and is placed on the furnace head trolley. The sliding mechanism includes a second insulating plate arranged under the cooling plate and / or on the movable body and a pulley connected to the second insulating plate. The second insulating plate is used to insulate the push plate from the movable body.

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