CN213025824U

CN213025824U - Filling and pouring assembly for dry-type transformer winding

Info

Publication number: CN213025824U
Application number: CN202021567709.7U
Authority: CN
Inventors: 李亚龙; 郭天庆
Original assignee: Wuhan Goldhome Hipot Electric Co ltd
Current assignee: Wuhan Goldhome Hipot Electric Co ltd
Priority date: 2020-08-01
Filing date: 2020-08-01
Publication date: 2021-04-20
Anticipated expiration: 2030-08-01

Abstract

The utility model relates to the technical field of transformer windings, and discloses a filling and pouring assembly for dry-type transformer windings, which comprises a pump press and a material frame, wherein a storage tank is fixedly arranged at the left end of the pump press, a feeding hopper is fixedly arranged at the top end of the storage tank, a connecting nut is fixedly arranged at the right end of the pump press, a feeding pipe is movably connected at the right end of the connecting nut, the filling and pouring assembly for the dry-type transformer windings is operated by the pump press and a low-speed motor, the pump press pumps epoxy resin into the feeding pipe, the epoxy resin enters the feeding pipe and can pour a coil once from the bottom upwards through the rotation of a winding drum, the micro motor rotates reversely when pouring is conveniently finished, the discharging hose is coiled, the micro motor rotates forwards to put down the discharging hose when pouring is finished, so that the convenient operation is achieved, time saving and yield increasing effect.

Description

Filling and pouring assembly for dry-type transformer winding

Technical Field

The utility model relates to a transformer winding technical field specifically is a dry-type transformer winding is with filling pouring subassembly.

Background

A transformer coil comprising one or more windings of a conductor, the transformer comprising a core and a coil arranged around the core, the coil used in dry transformers is typically manufactured by arranging the winding between an inner mould and an outer mould, then filling the enclosed volume within the winding with epoxy resin and allowing the epoxy resin to cure, the transformer will have two separate coils each cast separately in epoxy resin per phase.

Dry-type transformer indicates the transformer that iron core and winding do not impregnate in insulating oil, and what pour usually when the pouring is between high-voltage winding and the low voltage winding, between low voltage winding and the iron core, complex operation can appear when pouring, the condition that expends time, the utility model discloses make things convenient for the operation, practiced thrift the time, improved the problem of productivity.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a dry-type transformer winding is with filling pouring subassembly possesses convenient operation, and save time improves the advantage of productivity, has solved complex operation, the problem that consumes time.

(II) technical scheme

In order to realize the above-mentioned tight seal, the purpose in extension dry-type transformer life-span, the utility model provides a following technical scheme: a filling and pouring assembly for a dry type transformer winding comprises a pumping machine and a material frame, wherein a storage tank is fixedly mounted at the left end of the pumping machine, a feeding hopper is fixedly mounted at the top end of the storage tank, a connecting nut is fixedly mounted at the right end of the pumping machine, a feeding pipe is movably connected at the right end of the connecting nut, a stretching rod is fixedly mounted at the left end of the feeding pipe, a retracting rod block is fixedly mounted at the right end of the stretching rod, supporting rods are fixedly mounted on the left side and the right side of the bottom end of the retracting rod block, a threaded discharge port is formed in the bottom end of the retracting rod block, a bolt is movably connected at the bottom end of the threaded discharge port, a discharge hose is sleeved at the left end of the bolt, a hollow rod is sleeved on the surface of the supporting rods, baffles are fixedly mounted on the left side and the right side of the hollow rod, the bottom fixed mounting of ejection of compact hose has the discharge gate, the inner wall fixed mounting of material frame has a winding section of thick bamboo, the bottom fixed mounting of a winding section of thick bamboo has the support column, the bottom fixed mounting of support column has the low-speed motor.

Preferably, the opening shape of feeding fill is open type, the external diameter of the material of feeding fill bottom matches with the internal diameter of the upper end jar mouth of storage tank, makes things convenient for epoxy's injection, prevents that epoxy from overflowing in the junction.

Preferably, the left side and the right side of the bottom end of the material frame are fixedly provided with a standing lifting rod, the inner side of the standing lifting rod is fixedly provided with a connecting rod and a low-speed motor, the standing lifting rod supports the whole mold, and the bottom-speed motor can simultaneously lift and descend along with the standing lifting rod.

Preferably, the outer diameter of the support column is matched with the diameter of the inner wall of the auxiliary bearing, and the auxiliary bearing is fixedly arranged on the inner wall of the material frame, so that the auxiliary bearing is prevented from rotating and the support column is prevented from not rotating.

Preferably, the screw thread on the screw thread discharge gate and the model of bolt, size phase-match, the bottom fixed mounting of bracing piece has the bearing, can zonulae occludens, guarantees that the kneck does not have epoxy's seepage.

Preferably, the outer diameter of hollow pole and the inner diameter phase-match of bearing, the hose mouth has been seted up to the bottom of hollow pole, and hose mouth fixed surface installs the ferrule, conveniently lets more firm of hollow pole installation, the not hard up phenomenon can not appear, and discharge hose once is fixed to the ferrule.

Preferably, the left end output shaft of the micro motor is fixedly installed with the bearing at the bottom of the support rod, the micro motor is fixed, and stable rotation of the micro motor is guaranteed.

(III) advantageous effects

Compared with the prior art, the utility model provides a dry-type transformer winding is with filling pouring subassembly possesses following beneficial effect:

1. this dry-type transformer winding is with filling pouring subassembly, through pump press and low-speed motor work, the pump press suction inlet pipe to epoxy, the rotation of winding section of thick bamboo is driven to the low-speed motor, and the epoxy that gets into can carry out slow pouring to the pouring gap of a whole circle through the rotation of winding section of thick bamboo to the effect of convenient operation has been reached.

2. This dry-type transformer winding is with filling pouring subassembly, take out epoxy into the inlet pipe through the pump press, epoxy can upwards pour the coil once from the bottom, this kind of mode of filling pouring, when conveniently pouring the completion, micro motor reverse rotation carries out the roll-up to ejection of compact hose, and during the recasting, micro motor forward rotation puts down ejection of compact hose to the save time has been reached, the effect of increase productivity.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is an enlarged schematic view of a structure shown in fig. 1 according to the present invention.

In the figure: 1. pumping a press machine; 2. a material storage tank; 3. an inlet hopper; 4. a nut; 5. a feed pipe; 6. a stretch rod; 7. a rod retracting block; 8. a support bar; 9. a threaded discharge hole; 10. a bolt; 11. a discharge hose; 12. a hollow shaft; 13. a baffle plate; 14. a wire winding rod; 15. a micro motor; 16. a discharge port; 17. a material rack; 18. a winding cylinder; 19. a support pillar; 20. a low speed motor.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-2, a filling and pouring assembly for a dry type transformer winding comprises a pump press 1 and a material frame 17, wherein a material storage tank 2 is fixedly installed at the left end of the pump press 1, a material inlet hopper 3 is fixedly installed at the top end of the material storage tank 2, the opening of the material inlet hopper 3 is open, the outer diameter of the material at the bottom end of the material inlet hopper 3 is matched with the inner diameter of the tank opening at the upper end of the material storage tank 2, a connecting nut 4 is fixedly installed at the right end of the pump press 1, a material inlet pipe 5 is movably connected at the right end of the connecting nut 4, a stretching rod 6 is fixedly installed at the left end of the material inlet pipe 5, a rod retracting block 7 is fixedly installed at the right end of the stretching rod 6, support rods 8 are fixedly installed at the left side and the right side of the bottom end of the rod retracting block 7, a bearing is fixedly installed at the bottom end of, the size of the material rack is matched, a bolt 10 is movably connected to the bottom end of the threaded discharge port 9, a discharge hose 11 is sleeved at the left end of the bolt 10, a hollow rod 12 is sleeved on the surface of the support rod 8, the outer diameter of the hollow rod 12 is matched with the inner diameter of a bearing, a hose opening is formed in the bottom of the hollow rod 12, a hose hoop is fixedly mounted on the surface of the hose opening, baffles 13 are fixedly mounted on the left side and the right side of the hollow rod 12, a winding rod 14 is fixedly mounted on the opposite side of each baffle 13, a micro motor 15 is fixedly mounted at the right end of the hollow rod 12, a left end output shaft of the micro motor 15 is fixedly mounted with the bearing at the bottom of the support rod 8, a discharge port 16 is fixedly mounted at the bottom end of the discharge hose 11, standing lifting rods are fixedly mounted on the left side and the right side of the bottom end of the material, a support column 19 is fixedly installed at the bottom end of the winding drum 18, the outer diameter of the support column 19 is matched with the diameter of the inner wall of an auxiliary bearing, the auxiliary bearing is fixedly installed on the inner wall of the material frame 17, and a low-speed motor 20 is fixedly installed at the bottom end of the support column 19.

The working principle is that the pumping machine 1 and the low-speed motor 20 work, the added epoxy resin enters the storage tank 2 through the feed hopper 3, the micro motor 15 works and rotates forward to drive the hollow rod 12 to rotate after the epoxy resin in the storage tank 2 is extracted by the pumping machine 1 and is pressed into the feed pipe 5, when a gap between a high-voltage coil and a low-voltage coil is poured, the winding rod 14 on the inner side of the baffle 13 can put the discharge hose 11 down, the discharge hose 11 is aligned to the gap between coils to be poured, the epoxy resin is injected, after the micro motor 15 works and rotates backward to drive the hollow rod 12 to rotate, the baffle 13 and the winding rod 14 rotate simultaneously, the winding rod 14 can take the discharge hose 11 up, when the gap between the low-voltage coil and the iron core needs to be poured, the stretching rod 6 is pulled in the direction close to the gap between the low-voltage coil and the iron core, draw bar in the pole piece 7 of receipts can be pulled out, with micro motor 15 work, positive rotation, drives the rotation of hollow pole 12, and baffle 13 is rotatory with winding rod 14 simultaneously, and winding rod 14 can put ejection of compact hose 11 down, aims at the gap between low-voltage coil and the iron core and pours, fills in the back, rolls up ejection of compact hose 11, makes things convenient for next use.

In summary, according to the filling and pouring assembly for the dry-type transformer winding, the pumping machine 1 and the low-speed motor 20 work, the pumping machine 1 pumps epoxy resin into the feeding pipe 5, the low-speed motor 20 drives the winding drum 18 to rotate, the entering epoxy resin can slowly pour a whole circle of pouring gap through the rotation of the winding drum 18, the epoxy resin is pumped into the feeding pipe 5 through the pumping machine 1, the epoxy resin can pour a coil upwards from the bottom, the micro motor 15 rotates reversely to roll up the discharging hose 11, and the micro motor 15 rotates positively to put down the discharging hose 11 during pouring, so that the effects of convenience in operation, time saving and yield increasing are achieved.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a dry-type transformer winding is with filling pouring subassembly, includes pump press (1) and material frame (17), its characterized in that: the pump press comprises a pump press body (1), a storage tank (2) is fixedly mounted at the left end of the pump press body (1), an inlet hopper (3) is fixedly mounted at the top end of the storage tank (2), a connecting nut (4) is fixedly mounted at the right end of the pump press body (1), an inlet pipe (5) is movably connected at the right end of the connecting nut (4), a stretching rod (6) is fixedly mounted at the left end of the inlet pipe (5), a rod retracting block (7) is fixedly mounted at the right end of the stretching rod (6), supporting rods (8) are fixedly mounted at the left side and the right side of the bottom end of the rod retracting block (7), a threaded discharge port (9) is formed in the bottom end of the rod retracting block (7), a bolt (10) is movably connected at the bottom end of the threaded discharge port (9), a discharge hose (11) is sleeved at the left end of the bolt (10), a hollow rod (12) is sleeved on the surface, the utility model discloses a winding drum, including baffle (13), right-hand member fixed mounting have winding bar (14) one side fixed mounting relatively of baffle (13), the right-hand member fixed mounting of hollow bar (12) has micro motor (15), the bottom fixed mounting of ejection of compact hose (11) has discharge gate (16), the inner wall fixed mounting of material frame (17) has winding drum (18), the bottom fixed mounting of winding drum (18) has support column (19), the bottom fixed mounting of support column (19) has low-speed motor (20).

2. A dry-type transformer winding potting compound as claimed in claim 1 wherein: the opening shape of the feeding hopper (3) is an open type, and the outer diameter of the material at the bottom end of the feeding hopper (3) is matched with the inner diameter of the tank opening at the upper end of the storage tank (2).

3. A dry-type transformer winding potting compound as claimed in claim 1 wherein: and standing lifting rods are fixedly arranged on the left side and the right side of the bottom end of the material rack (17), and the inner sides of the standing lifting rods are fixedly arranged with a low-speed motor (20) through connecting rods.

4. A dry-type transformer winding potting compound as claimed in claim 1 wherein: the outer diameter of the supporting column (19) is matched with the diameter of the inner wall of the auxiliary bearing, and the auxiliary bearing is fixedly arranged on the inner wall of the material frame (17).

5. A dry-type transformer winding potting compound as claimed in claim 1 wherein: the screw thread on screw thread discharge gate (9) and the model of bolt (10), size phase-match, the bottom fixed mounting of bracing piece (8) has the bearing.

6. A dry-type transformer winding potting compound as claimed in claim 1 wherein: the outer diameter of the hollow rod (12) is matched with the inner diameter of the bearing, a hose opening is formed in the bottom of the hollow rod (12), and a hose clamp is fixedly mounted on the surface of the hose opening.

7. A dry-type transformer winding potting compound as claimed in claim 1 wherein: and the left end output shaft of the micro motor (15) is fixedly installed with the bearing at the bottom of the support rod (8).