CN220324304U - Casting device for casting high-voltage coil of dry-type transformer - Google Patents

Abstract

The utility model discloses a pouring device for pouring high-voltage coils of a dry-type transformer, which comprises at least one reaction chamber, at least one feeding mechanism and at least one feed tank mechanism, wherein the feed tank mechanism is used for inputting pouring liquid into the reaction chamber, the feeding mechanism comprises at least one feeding pipe communicated with the discharge end of the feed tank mechanism and at least two first discharging pipes communicated with the discharge end of the feeding pipe, the liquid inlet end of the feeding pipe is arranged on a reaction chamber, the liquid outlet end of the feeding pipe extends into the reaction chamber, the liquid outlet end of the first discharging pipe is communicated with corresponding high-voltage coils, so that the pouring liquid is guided into the corresponding high-voltage coils through the first discharging pipes for pouring.

Description

Casting device for casting high-voltage coil of dry-type transformer

Technical Field

The utility model relates to the field of assembly production equipment of dry transformers, in particular to a pouring device for pouring high-voltage coils of a dry transformer.

Background

The high-voltage coil assembly of the resin casting dry-type transformer needs to be subjected to resin casting treatment, and a resin casting machine is generally adopted to carry out the treatment, and the casting steps mainly comprise: firstly, conveying the high-voltage coil into a curing drying oven for heat preservation and drying treatment at 120-140 ℃ for 9-12 hours, and then conveying the high-voltage coil into a casting machine for casting, wherein the concrete casting process comprises the following steps: feeding epoxy resin and a curing agent into a mixing tank according to a weight ratio of 1:1, heating to 70-80 ℃, vacuumizing and stirring for 1.5-2 hours to obtain a mixture A, and feeding the mixture A into a vacuum tank through a blanking valve to pour a first coil; and then the high-voltage coil group after casting is subjected to a solidification and drying process in a drying oven, and finally the high-voltage coil group is obtained by carrying out a demoulding and material returning cooling process.

The prior resin casting machine is provided with a fixed number of feeding pipes and simultaneously casts a corresponding number of high-voltage coils, each feeding pipe is connected with a discharging pipe to correspondingly cast a high-voltage coil, and therefore the number of the high-voltage coils cast in each batch is limited by the number of the feeding pipes.

Disclosure of Invention

The utility model provides a pouring device for pouring high-voltage coils of a dry-type transformer, which mainly aims to overcome the defect that the number of high-voltage coils poured in each batch is limited by the number of discharge pipes.

In order to solve the technical problems, the utility model adopts the following technical scheme:

the utility model provides a pouring device for pouring dry-type transformer high voltage coil, includes a reaction chamber, at least one locate be used for placing a plurality of this high voltage coil in the reaction chamber and pour, at least one locate feeding mechanism on the reaction chamber and at least one locate feed mechanism feed end is last to store the head tank mechanism of pouring liquid, head tank mechanism is used for to the input in the reaction chamber pouring liquid, feeding mechanism include at least one with the inlet pipe that the discharge end of head tank mechanism is linked together and at least two with the first discharging pipe that the discharge end of inlet pipe is linked together, the feed end of inlet pipe is located on the reaction chamber, the liquid outlet end of inlet pipe extends to in the reaction chamber, the liquid outlet end of first discharging pipe is linked together with corresponding high voltage coil for pouring liquid is through first discharging pipe water conservancy diversion arrives corresponding in the high voltage coil pours.

Further, the device also comprises at least one traveling mechanism which is arranged in the reaction chamber and used for driving the feeding mechanism to move, the traveling mechanism comprises at least one support which is used for driving the feeding mechanism to move and at least one power unit which is used for pushing the support to move in the reaction chamber, the support extends along the length direction of the reaction chamber, and the support is positioned above the high-voltage coil.

Further, one feeding pipe is connected with two first discharging pipes respectively to form a three-way pipe.

Further, the power unit is arranged on the inner wall of one side of the reaction chamber, which faces the reaction chamber, and pushes the support to reciprocate along the extending direction of the reaction chamber, and the power unit is an air cylinder.

Further, the feeding mechanism further comprises at least one electromagnetic valve for controlling the flow of the casting solution, a feeding end of the electromagnetic valve is communicated with a discharging end of the feeding pipe, and a discharging end of the electromagnetic valve is communicated with a feeding end of the first discharging pipe.

Further, the feeding mechanism further comprises at least two second discharging pipes communicated with the first discharging pipes, the liquid inlet ends of the second discharging pipes are communicated with the liquid outlet ends of the first discharging pipes, and the liquid outlet ends of the second discharging pipes are communicated with the high-voltage coils, so that casting liquid is guided to the corresponding high-voltage coils for casting through the first discharging pipes and the second discharging pipes respectively.

Further, the device also comprises at least one movable support mechanism arranged in the reaction chamber, wherein the support mechanism comprises at least one support body movably arranged in the reaction chamber and at least one partition board arranged on the support body and used for placing at least one high-voltage coil, at least one high-voltage coil is placed below the partition board, and at least one high-voltage coil is placed on the partition board, so that a plurality of high-voltage coils are arranged in a stacked mode.

Further, the device also comprises a bin gate arranged at the front end of the reaction bin and an opening and closing device used for controlling the opening and closing actions of the bin gate, wherein the raw material tanks are respectively provided with a feed pipeline, a return pipeline and a stirring system, the raw material tanks respectively convey the casting liquid to the feed pipes through channels, when the feed pipelines are communicated with the feed pipes, the casting liquid of the raw material tanks is pumped into the feed pipes through corresponding feed pipelines, and when the feed pipelines are disconnected from the feed pipes, the casting liquid in the feed pipelines flows back to the corresponding raw material tanks through corresponding return pipelines; the stirring system is used for continuously stirring casting liquid in the raw material tank respectively.

Further, the liquid outlet of the raw material tank is all arranged at the bottom of the raw material tank, and the liquid return port of the raw material tank is all arranged at the top of the raw material tank.

Further, the bin gate opening and closing device comprises a rotating frame and a mounting frame fixedly assembled on the bin opening of the reaction bin, the rotating frame comprises a driving gear, a swing arm and a connecting rod, the bin gate is assembled on the lower end of the connecting rod, the upper end of the connecting rod is fixedly connected with the outer end of the swing arm into a whole, a rotating shaft is integrally arranged on the driving gear, the rotating shaft extends along the vertical direction, the lower end of the rotating shaft is vertically inserted on the mounting frame, the upper end of the rotating shaft is fixedly connected with the inner end of the swing arm into a whole, the mounting frame is fixedly assembled with a driving motor, a driving gear is fixedly arranged on a power output shaft of the driving motor, the driving gear is meshed and driven to rotate along the axial direction of the rotating shaft to fix the shaft, and the rotating shaft sequentially passes through the swing arm and the connecting rod to drive the bin gate to perform opening and closing actions.

Compared with the prior art, the utility model has the beneficial effects that:

the casting device is simple in structure and high in practicability, and the two first discharging pipes are connected in an adaptive manner by the aid of the feeding pipe, so that the casting liquid is split once, the casting of high-voltage coils twice as many as the feeding pipe can be realized, the number of high-voltage coils cast simultaneously in unit time is increased, and the production efficiency is improved.

According to the utility model, the power unit is arranged to push the support to drive the feeding mechanism to move, so that the effect of adjusting the position of the feeding mechanism is realized, and the casting of the high-voltage coil is facilitated.

According to the utility model, the electromagnetic valve is arranged, so that the flow of casting liquid in the casting process of the high-voltage coil is controlled, and the casting of the high-voltage coil is facilitated.

According to the utility model, the two second discharging pipes are connected in an adaptive manner by arranging the first discharging pipe, so that the effect of secondarily distributing casting liquid is achieved, the casting of four times the number of high-voltage coils of the feeding pipe can be realized, the number of high-voltage coils which are simultaneously cast in unit time is increased, and the effect of improving the production efficiency is achieved.

According to the utility model, the high-voltage coil is placed by arranging the frame body and the partition plate, so that the space at the middle and upper parts in the reaction chamber is better utilized, more high-voltage coils are placed and simultaneously cast, and the production efficiency of casting the high-voltage coil is improved.

Drawings

FIG. 1 is a schematic view of the structure of the present utility model, wherein the door is not shown.

Fig. 2 is a schematic perspective view of a resin casting machine according to the present utility model.

Fig. 3 is a schematic perspective view of the door opening and closing device of the present utility model.

FIG. 4 is a schematic diagram showing the front view of the reaction chamber of the present utility model.

Fig. 5 is a schematic structural diagram of the second embodiment.

Fig. 6 is a schematic structural diagram of the third embodiment.

Fig. 7 is a schematic structural diagram of the fourth embodiment.

Detailed Description

Specific embodiments of the present utility model will be described below with reference to the accompanying drawings.

Referring to fig. 1 and 2, a pouring device for pouring high-voltage coils of a dry-type transformer includes a reaction chamber 1, at least one reaction chamber 115 disposed in the reaction chamber 1 for placing a plurality of high-voltage coils 118 for pouring, at least one feeding mechanism 111 disposed on the reaction chamber, at least one raw material tank mechanism 121 disposed on a feeding end of the feeding mechanism 111 for storing pouring liquid, a door 2 disposed on a front end of the reaction chamber 1, an opening and closing device 123 for controlling opening and closing actions of the door 2, and at least one travelling mechanism 120 disposed in the reaction chamber 115 for driving the feeding mechanism 111 to displace, wherein the reaction chamber 115 is used for resin pouring procedures of the high-voltage coils 118, and the raw material tank mechanism 121 is used for inputting pouring liquid into the reaction chamber 115.

Referring to fig. 1 and 2, the feed mechanism 111 includes at least one feed tube 11 in communication with the discharge end of the feed tank mechanism 121 and at least two first discharge tubes 114 in communication with the discharge end of the feed tube 11.

Referring to fig. 1 and 2, the liquid inlet end of the feed pipe 11 is provided on the reaction chamber 1, and the liquid outlet end of the feed pipe 11 extends into the reaction chamber 115.

Referring to fig. 1 and 2, one feeding pipe 11 is respectively connected with two first discharging pipes 114 to form a three-way pipe, and the liquid outlet end of each first discharging pipe 114 is communicated with a corresponding high-voltage coil 118, so that casting liquid is guided into the corresponding high-voltage coil 118 through the first discharging pipe 114 for casting.

Referring to fig. 1 and 2, by arranging two first discharge pipes 114 connected with one feed pipe 11 in an adaptive manner, the effect of distributing casting solution once is achieved, the casting of high-voltage coils 118 twice the number of the feed pipes 11 can be achieved, the number of the high-voltage coils 118 cast simultaneously in unit time is increased, and the effect of improving production efficiency is achieved.

Referring to fig. 1 and 2, the traveling mechanism 120 includes at least one support 113 for moving the charging mechanism 111 and at least one power unit 112 for pushing the support 113 to move within the reaction chamber 115.

Referring to fig. 1 and 2, the power unit 112 is provided on an inner wall of the reaction chamber 115 facing the reaction chamber 1, the support 113 extends along a length direction of the reaction chamber 115, and the support 113 is pushed by the power unit 112 above the high-voltage coil 118 to reciprocate along the extending direction of the reaction chamber 115. The power unit 112 may be a cylinder.

Referring to fig. 1 and 2, the power unit 112 is arranged to push the support 113 to drive the feeding mechanism 111 to move, so that the effect of adjusting the position of the feeding mechanism 111 is achieved, and casting of the high-voltage coil 118 is facilitated.

Referring to fig. 1 and 2, the feed tank mechanism 121 includes at least one first feed tank 5 and at least one second feed tank 6, and the first feed tank 5 and the second feed tank 6 respectively feed casting liquid into the reaction chamber 115 through the feed pipe 11.

Referring to fig. 2 and 3, the communication structure between the feed pipe 11 and the pouring opening of the high-voltage coil 118 is the same as that of the conventional casting machine. The front end of the reaction chamber 115 drives and controls the opening and closing actions of the bin gate 2 through the opening and closing device 123; the first raw material tank 5 and the second raw material tank 6 are respectively provided with a feed pipeline 561, a return pipeline 562 and a stirring system 563; when the feed pipeline 561 is connected with the feed pipe 11, casting liquid of two raw material tanks is pumped to the feed pipe 11 through the corresponding feed pipeline 561 and enters the reaction chamber 115, and when the feed pipeline 561 is disconnected with the feed pipe 11, casting liquid in the feed pipeline 561 flows back to the corresponding raw material tanks through the corresponding return pipelines 562; the stirring system 563 continuously stirs the casting solution in the material tanks, and ensures that the casting solution in the two material tanks is in a continuous flowing state.

Referring to fig. 2, the liquid outlets of the first raw material tank 5 and the second raw material tank 6 are all arranged at the bottom of the raw material tank, and the liquid inlet end of the feed pipeline 561 is communicated with the liquid outlet; the liquid return ports of the first raw material tank 5 and the second raw material tank 6 are respectively arranged at the top of the raw material tank, and the liquid outlet end of the return pipeline 562 is communicated with the liquid return ports.

Referring to fig. 3 and 4, the opening and closing device 123 includes a rotating frame 3 and a mounting frame 4 fixedly mounted on the top of the mouth of the reaction chamber 1 of the casting machine. The door 2 is fixedly provided with a door handle 23, and the door 2 is provided with two or more second perspective windows 24 so as to observe the reaction condition inside the reaction chamber 1.

Referring to fig. 3 and 4, the turret 3 includes a driving gear 31, a swing arm 32, and a connection rod 33, and the door 2 is mounted on the lower end of the connection rod 33, specifically, the lower end of the connection rod 33 is mounted with a pin 331, and the center of the door 2 is mounted on the lower end of the connection rod 33 to be freely rotatable as a fixed shaft through the pin 331.

Referring to fig. 3 and 4, the upper end of the connecting rod 33 is fixedly connected with the outer end of the swing arm 32, the driving gear 31 is integrally provided with a rotating shaft 34, the rotating shaft 34 extends along the vertical direction, the lower end of the rotating shaft 34 is vertically inserted into the mounting frame 4, and the upper end of the rotating shaft 34 is fixedly connected with the inner end of the swing arm 32. The mounting frame 4 comprises a top frame 41 and a ring-shaped supporting ring 42 which are fixedly connected integrally, the top frame 41 is fixedly arranged at the top of the reaction chamber 1 and the supporting ring 42, the lower end of the rotating shaft 34 is inserted into the top frame 41, and the supporting ring 42 is fixedly sleeved on the outer peripheral surface of the chamber opening of the reaction chamber 1.

Referring to fig. 3 and 4, the mounting frame 4 is fixedly assembled with a driving motor 43, a power output shaft of the driving motor 43 is fixedly provided with a transmission gear 431, the transmission gear 431 is engaged and driven to drive the driving gear 31 to axially rotate along the rotating shaft 34, and the rotating shaft 34 drives the bin gate 2 to open and close sequentially through the swing arm 32 and the connecting rod 33.

Referring to fig. 2 and 3, the reaction chamber 1 is provided with a first-stage observation table 71, the first-stage observation table 71 is provided on the left and/or right side of the reaction chamber 1, the supporting legs of the first-stage observation table 71 stand on the ground, and the circumference of the first-stage observation table 71 is provided with a fence; four or five or six equally spaced first observation windows 10 which are alternately distributed up and down in sequence are arranged at the upper position of the middle part of the left side wall and/or the right side wall of the reaction bin 1, and the first-order observation table 71 is arranged below the first observation windows 10. The top of the reaction bin 1 is fixedly provided with a second-order observation platform 72, a support frame of the second-order observation platform 72 is arranged on the first-order observation platform 71 and the reaction bin 1 in a supporting mode, and a fence is arranged on the circumference of the second-order observation platform 72.

Referring to fig. 3 and 4, the toothed plate 21 is fixedly arranged on the outer edge of the bin gate 2, the supporting ring 42 is fixedly provided with a rotating motor 44, a power output device of the rotating motor 44 is fixedly provided with a rotating gear 441, and the rotating motor 44 is meshed with the toothed plate 21 through the rotating gear 441 to drive the bin gate 2 to rotate at a set angle. The outer edge of the bin gate 2 is fixedly provided with a limiting plate 22, the limiting plate 22 is provided with an inserting hole 220, the supporting ring 42 is fixedly provided with a limiting pin 45, and the limiting pin 45 is in counterpoint grafting with the inserting hole 220. The insertion end of the limiting pin 45 is preferably in a spherical structure or a frustum-shaped structure, so that the alignment correction and accurate and rapid plugging operation of the limiting pin 45 and the jack 220 are facilitated. When the action of aligning and inserting the limiting pin 45 and the jack 220 is realized, the limiting pin 45 needs to realize a telescopic action, namely, when the rotating motor 44 drives the bin gate 2 to rotate until the jack 220 is aligned with the limiting pin 45, the limiting pin 45 extends out and is inserted into the jack 220 to realize the limiting fixation of the rotating direction of the bin gate 2; when the door 2 needs to be rotated, the limiting pin 45 needs to retract to withdraw from the jack 220, and the rotation motor 44 can drive the door 2 to rotate. The telescopic action of the limit pin 45 is preferably achieved by actuation of a cylinder or hydraulic ram 46.

Referring to fig. 3 and 4, the opening and closing device 123 of the present utility model operates in the following manner: the limiting pin 45 is unseated to withdraw from the jack 220, the rotating motor 44 drives the bin gate 2 to rotate, and the driving motor 43 on the mounting frame 4 operates to drive the swing arm 32, the connecting rod 33 and the bin gate 2 to synchronously rotate by taking the rotating shaft 34 as the axis, so that the bin gate 2 is gradually opened until the bin gate 2 is completely separated from the bin opening of the reaction bin 1; the opening amplitude of the bin gate 2 is completely controlled by the operation of the driving motor 43. When the bin gate 2 is closed, the driving motor 43 drives the driving gear 31, the rotating shaft 34, the swing arm 32, the connecting rod 33 and the bin gate 2 to synchronously rotate, until the bin gate 2 and the reaction bin 1 are closed, the driving motor 43 stops running, the bin gate 2 and the bin gate are kept in a continuous sealing and closing state, the rotating motor 44 runs to drive the bin gate 2 to rotate until the limiting pin 45 is aligned and inserted with the jack 220, in the process, the bin gate 2 and the bin gate are in a continuous closing state, and the air, gaps and other barriers which obstruct the sealing connection at the joint of the bin gate 2 and the bin gate can be further discharged through the rotating action of the bin gate 2, and the closing tightness of the bin gate 2 and the bin gate of the reaction bin 1 can be effectively promoted.

Referring to fig. 3 and 4, the opening and closing device 123 of the bin gate 2 in this embodiment has a simple structure, the rotating frame 3 for carrying the weight of the bin gate 2 is erected on the mounting frame 4 at the top of the bin opening of the reaction bin 1, and the mounting frame 4 is fixedly mounted at the bin opening and is independent of the bin opening, so that the influence of the load of the bin gate 2 on the reaction bin 1 can be effectively reduced, the reaction bin 1 is not easy to deform due to the load of the bin gate 2, and the stable close connection between the bin gate 2 and the reaction bin 1 is effectively ensured; in addition, after the bin gate 2 is opened by the opening and closing structure of the bin gate 2, the bin gate 2 is completely separated from the reaction bin 1, so that the obstruction of the bin gate 2 to the inlet and outlet operation of the reaction bin 1 is effectively reduced, the bin gate 2 can be completely in an opening state, and the smooth and efficient inlet and outlet transportation operation of the reaction bin 1 materials is facilitated.

Embodiment two, referring to fig. 5, is different from embodiment one in that: the feeding mechanism 111 further includes at least one electromagnetic valve 116 for controlling the flow rate of the casting solution, where the electromagnetic valve 116 is disposed on the inner wall of the reaction chamber 1 facing the direction of the reaction chamber 115, the feeding end of the electromagnetic valve 116 is connected to the discharging end of the feeding pipe 11, the discharging end of the electromagnetic valve 116 is connected to the feeding end of the first discharging pipe 114, and other structures are similar to those of the first embodiment and will not be described herein.

Referring to fig. 5, by providing the solenoid valve 116, the flow rate of the casting solution in the casting process of the high-voltage coil 118 is controlled, so that the casting of the high-voltage coil 118 is facilitated.

Other structures are similar to those of the first embodiment and will not be described again.

Embodiment III, referring to FIG. 6, differs from embodiment I in that: the feeding mechanism 111 further comprises at least two second discharging pipes 124 which are communicated with a first discharging pipe 114, wherein the liquid inlet end of each second discharging pipe 124 is communicated with the liquid outlet end of each first discharging pipe 114, and the liquid outlet end of each second discharging pipe 124 is communicated with the high-voltage coil 118, so that casting liquid is respectively guided into the corresponding high-voltage coil 118 through the first discharging pipe 114 and the second discharging pipe 124 for casting.

Referring to fig. 6, by providing a first discharge pipe 114 adapted to connect two second discharge pipes 124, the effect of secondarily distributing the casting solution is achieved, and the casting of four times the number of high-voltage coils 118 of the feed pipe 11 is achieved, so that the number of high-voltage coils 118 cast simultaneously per unit time is increased, and the effect of improving the production efficiency is achieved.

Other structures are similar to those of the first embodiment and will not be described again.

Embodiment four, referring to fig. 7, the difference between this embodiment four and embodiment one is that: and at least one movable support mechanism 125 disposed within the reaction chamber 115.

Referring to fig. 7, the support frame mechanism 125 includes at least one frame 126 movably disposed in the reaction chamber 115 and at least one partition 127 disposed on the frame 126 for placing at least one high voltage coil 118, at least one high voltage coil 118 is disposed under the partition 127, and at least one high voltage coil 118 is disposed on the partition 127, so that the plurality of high voltage coils 118 are stacked, and other structures are similar to those of the first embodiment and will not be described herein.

Referring to fig. 7, the high voltage coil 118 is placed by providing the frame 126 and the partition 127, so that the space at the middle upper part in the reaction chamber 115 is better utilized, thereby placing more high voltage coils 118 to be simultaneously cast, and improving the production efficiency of casting the high voltage coils 118.

Other structures are similar to those of the first embodiment and will not be described again.

The foregoing is merely illustrative of specific embodiments of the present utility model, but the design concept of the present utility model is not limited thereto, and any insubstantial modification of the present utility model by using the design concept shall fall within the scope of the present utility model.

Claims (10)

1. A pouring device for pouring dry-type transformer high voltage coil, its characterized in that: the casting device comprises a reaction bin, at least one reaction chamber arranged in the reaction bin and used for placing a plurality of high-voltage coils for casting, at least one feeding mechanism arranged on the reaction bin and at least one raw material tank mechanism arranged on the feeding end of the feeding mechanism and used for storing casting liquid, wherein the raw material tank mechanism is used for inputting the casting liquid into the reaction chamber, the feeding mechanism comprises at least one feeding pipe communicated with the discharging end of the raw material tank mechanism and at least two first discharging pipes communicated with the discharging end of the feeding pipe, the liquid inlet end of the feeding pipe is arranged on the reaction bin, the liquid outlet end of the feeding pipe extends into the reaction chamber, and the liquid outlet end of the first discharging pipe is communicated with the corresponding high-voltage coil, so that the casting liquid is guided to the corresponding high-voltage coil through the first discharging pipe for casting.

2. A casting device for casting a high-voltage coil of a dry-type transformer as claimed in claim 1, wherein: the device also comprises at least one travelling mechanism which is arranged in the reaction chamber and used for driving the feeding mechanism to move, the travelling mechanism comprises at least one bracket used for driving the feeding mechanism to move and at least one power unit used for pushing the bracket to move in the reaction chamber, the support extends along the length direction of the reaction chamber, and the support is located above the high-voltage coil.

3. A casting device for casting a high-voltage coil of a dry-type transformer as claimed in claim 1, wherein: one feeding pipe is connected with two first discharging pipes respectively to form a three-way pipe.

4. A casting device for casting a high-voltage coil of a dry-type transformer as claimed in claim 2, wherein: the power unit is arranged on the inner wall of the reaction chamber, which faces the reaction chamber, and pushes the support to reciprocate along the extending direction of the reaction chamber, and the power unit is an air cylinder.

5. A casting device for casting a high-voltage coil of a dry-type transformer as claimed in claim 1, wherein: the feeding mechanism further comprises at least one electromagnetic valve for controlling the flow of the casting solution, the feeding end of the electromagnetic valve is communicated with the discharging end of the feeding pipe, and the discharging end of the electromagnetic valve is communicated with the feeding end of the first discharging pipe.

6. A casting device for casting a high-voltage coil of a dry-type transformer as claimed in claim 1, wherein: the feeding mechanism further comprises at least two second discharging pipes which are communicated with the first discharging pipes, the liquid inlet ends of the second discharging pipes are communicated with the liquid outlet ends of the first discharging pipes, and the liquid outlet ends of the second discharging pipes are communicated with the high-voltage coils, so that casting liquid is guided into the corresponding high-voltage coils through the first discharging pipes and the second discharging pipes respectively for casting.

7. A casting device for casting a high-voltage coil of a dry-type transformer as claimed in claim 1, wherein: the high-voltage coil device comprises a reaction chamber, and is characterized by further comprising at least one movable support mechanism arranged in the reaction chamber, wherein the support mechanism comprises at least one support body movably arranged in the reaction chamber and at least one partition plate arranged on the support body and used for placing at least one high-voltage coil, at least one high-voltage coil is arranged below the partition plate, and at least one high-voltage coil is arranged on the partition plate, so that a plurality of high-voltage coils are arranged in a stacked mode.

8. A casting device for casting a high-voltage coil of a dry-type transformer as claimed in claim 1, wherein: the device also comprises a bin gate arranged at the front end of the reaction bin and an opening and closing device for controlling the opening and closing actions of the bin gate, the material tanks are respectively provided with a feed pipeline, a return pipeline and a stirring system, the material tanks respectively convey the casting solution to the feed pipe through channels, when the feeding pipeline is connected with the feeding pipe, the casting liquid in the raw material tank is pumped into the feeding pipe through the corresponding feeding pipeline, and when the feeding pipeline is disconnected with the feeding pipe, the casting liquid in the feeding pipeline flows back into the corresponding raw material tank through the corresponding return pipeline; the stirring system is used for continuously stirring casting liquid in the raw material tank respectively.

9. A casting device for casting a high-voltage coil of a dry-type transformer as claimed in claim 1, wherein: the liquid outlet of head tank all is located the bottom of head tank, the liquid return mouth of head tank all is located the top of head tank.

10. A casting device for casting a high-voltage coil of a dry-type transformer as claimed in claim 8, wherein: the bin gate opening and closing device comprises a rotating frame and a mounting frame fixedly assembled on the bin opening of the reaction bin, the rotating frame comprises a driving gear, a swing arm and a connecting rod, the bin gate is assembled on the lower end of the connecting rod, the upper end of the connecting rod is fixedly connected with the outer end of the swing arm into a whole, a rotating shaft is integrally arranged on the driving gear, the rotating shaft extends along the vertical direction, the lower end of the rotating shaft is vertically inserted and arranged on the mounting frame, the upper end of the rotating shaft is fixedly connected with the inner end of the swing arm into a whole, the mounting frame is fixedly assembled with a driving motor, a driving gear is fixedly arranged on a power output shaft of the driving motor, the driving gear is meshed and driven to rotate along the axial direction of the rotating shaft, and the rotating shaft sequentially drives the bin gate to open and close through the swing arm and the connecting rod.