CN203631259U - Transformer oil filling device - Google Patents
Transformer oil filling device Download PDFInfo
- Publication number
- CN203631259U CN203631259U CN201320837481.2U CN201320837481U CN203631259U CN 203631259 U CN203631259 U CN 203631259U CN 201320837481 U CN201320837481 U CN 201320837481U CN 203631259 U CN203631259 U CN 203631259U
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- Prior art keywords
- pipe
- transformer
- valve
- tube chambers
- filling device
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Abstract
The utility model discloses a transformer oil filling device, and provides a transformer oil filling device through which cooling oil of a transformer can be easily replaced. The transformer oil filling device comprises an oil tank of the transformer and further comprises a three-way pipe, a first check valve, a second check valve and an integrated pipe with three independent pipe cavities. A screwing cover is tightly connected to the outer surface of the integrated pipe in a sleeved mode. The integrated pipe comprises a first pipe cavity, a second pipe cavity and a third pipe cavity, a piston is connected to a first branch pipe of the three-way pipe, a second branch pipe of the three-way pipe is connected to the outlet end of the first check valve, a third branch pipe of the three-way pipe is connected to the inlet end of the second check valve, the inlet end of the first check valve is connected with a first guide pipe, the outlet end of the second check valve is connected to the first pipe cavity, a first valve is arranged on the second pipe cavity, and a second valve is arranged on the third pipe cavity. The transformer oil filling device is mainly applied to the transformer cooling oil replacement technology.
Description
Technical field
The utility model relates to transformer charge of oil technical field, relates in particular to a kind of transformer filling device.
Background technology
In the fuel tank of transformer, cold oil is housed, if cold oil is rotten, can reduces the cooling effect of transformation coil in transformer, and then affect the efficiency of transformer.
If the cold oil in existing oil tank of transformer occurs rotten, want the cold oil after rotten to replace, just the transformation coil in oil tank of transformer first must be gone to eat, then allow oil tank of transformer topple over cold oil is poured out, and then new cold oil is filled as in the fuel tank of transformer.It is cumbersome that existing transformer is changed cold oil, needs with larger work, and the labour intensity of work is high.And transformer is often arranged on the place that overhead has certain altitude, changes cold oil and can hide certain potential safety hazard.
Open day is on January 16th, 2013, publication number is that the patent document of 102881408A discloses one from cooling transformer, comprise the transformer body being formed by the iron core of the first winding, the second winding and reel the first winding and the second winding, transformer body is installed on a pcb board by support, and pcb board is provided with the semiconductor chilling plate that the power supply that produced by transformer body drives.Weak point is, if the cold oil of transformer is rotten, is difficult for the cold oil in oil tank of transformer to change.
Utility model content
The utility model is the deficiency that is difficult for changing rotten cold oil in order to solve existing transformer, provides a kind of simple to operate, easy to use, is easy to a kind of transformer filling device that the cold oil of transformer is changed.
To achieve these goals, the utility model is by the following technical solutions:
A kind of transformer filling device, comprise the fuel tank of transformer, also comprise three-way pipe, unidirectional valve one, unidirectional valve two, have the integrated pipe of three independent tube chambers, and on the outer surface of integrated pipe, be locked to be connected with and screw lid, integrated pipe comprises a tube chamber, No. two tube chambers and No. three tube chambers, the lower port of a tube chamber is 1-5 centimetre to the distance of the lower surface that screws lid, the lower port of No. two tube chambers is 0.2-1 centimetre to the distance of the lower surface that screws lid, and the lower port of No. three tube chambers is less than 0.5 centimetre of the inner chamber height of fuel tank to the distance of lower surface that screws lid; On an arm of three-way pipe, be connected with piston, No. two arms of three-way pipe are connected on the port of export of unidirectional valve one, and No. three arms of three-way pipe are connected on the entrance point of unidirectional valve two; The entrance point of unidirectional valve one is connected with conduit one, and the port of export of unidirectional valve two is connected on a tube chamber, on No. two tube chambers, valve one is housed, and on No. three tube chambers, valve two is housed; Cover and be provided with and screw the fuel feed hole that mates of lid and the seal cover mating with fuel feed hole at the mailbox of fuel tank.
By the effect of three-way pipe, piston, unidirectional valve one and unidirectional valve two and one, tube chamber of conduit, just endomorphosed oil tank of transformer cold oil can be replaced by new cold oil.Unidirectional valve one can only be incorporated into the fluid of outside in three-way pipe, and unidirectional valve two can only be incorporated into the fluid in three-way pipe outside three-way pipe, and unidirectional valve one is consistent with the fluid flow direction of unidirectional valve two.First seal cover is taken off from the fuel feed hole of fuel tank cap, then the lower end of integrated pipe is put in the fuel tank of transformer from fuel feed hole, and screwed lid.Then the outer end mouth of pipe of No. three tube chambers is placed in oil drum two, then the valve two on No. three tube chambers is opened, the valve one on No. two tube chambers is closed.Then in the time pulling piston, the valve ball one of unidirectional valve one is away from the valve port one of unidirectional valve one, and now, the valve ball two of unidirectional valve two is tightly pressed on the valve port two of unidirectional valve two.And valve ball one is tied down by rope one, it is too far away that valve ball one can not leave valve port one.In the time promoting piston, valve ball one is close on valve port one, and now valve ball two is away from valve port two, and valve ball two is tied down by rope two, and it is too far away that valve ball two can not leave valve port two.Draw and so forth push piston, just can change the cold oil in oil tank of transformer.First, air stream is inhaled in three-way pipe cavity through conduit one and unidirectional valve one, while promoting piston, air in three-way pipe cavity is pushed in the fuel tank of transformer through two and tube chamber of unidirectional valve, air enters after fuel tank, and because air is light, air is just above cold oil, in the time that the pressure of air in fuel tank increases, cold oil is just discharged rotten cold oil through No. three tube chambers from fuel tank.After the endomorphosed cold oil of fuel tank is discharged completely, then the valve two on No. three tube chambers is closed, the valve one on No. two tube chambers is opened, and the mouth of pipe of conduit one is put in the oil drum one that new cold oil is housed.Then continue to pull or promote piston, just new cold oil has been encased in the fuel tank of transformer.In the time filling new cold oil, the air in fuel tank is discharged from No. two tube chambers.When flow out cold oil from No. two tube chambers time, illustrate and in oil tank of transformer, filled new cold oil.Then integrated pipe is taken off from the fuel tank cap of transformer, and tight fuel feed hole is covered with seal cover.This programme is in the process of replacing cold oil, and labour intensity is low, there is no potential safety hazard, simple in structure, simple to operate, easy to use, is easy to the cold oil of transformer to change.
As preferably, integrated pipe comprises hard section of pipe and soft section of pipe, wherein, is soft section of pipe screwing the integrated pipe that covers end, is hard section pipe screwing the integrated pipe that covers lower end and screwing in lid.Simple in structure, operation is easy to change oil.
As preferably, on the inner bottom surface of fuel tank inner chamber, be provided with groove, the lower port of No. three tube chambers is arranged in groove.Be easy to thoroughly discharge rotten cold oil.
As preferably, on fuel feed hole, be provided with and sting ring, be provided with external screw thread on outer peripheral face stinging ring; Cover turning set and have and sting the ring snap-on covers of mating screwing, in snap-on covers, be provided with internal thread.
As preferably, in snap-on covers, be provided with sealing ring.Simple in structure, good sealing effect.
The utility model can reach following effect:
1, the utility model is in the process of replacing cold oil, and labour intensity is low, there is no potential safety hazard, simple to operate, easy to use, is easy to the cold oil of transformer to change.
2, the utility model is simple in structure, and cost is low.
Brief description of the drawings
Fig. 1 is a kind of structural representation of the present utility model.
Fig. 2 is a kind of syndeton schematic diagram of the utility model three-way pipe, unidirectional valve one, unidirectional valve two and piston.
Fig. 3 is a kind of stateful connection structural representation that uses of the present utility model.
In figure: three-way pipe 1, three-way pipe cavity 2, a tube chamber 3, the lower port 4 of a tube chamber, the lower port 5 of No. two tube chambers, the lower port 6 of No. three tube chambers, screw and cover 7, conduit 1, unidirectional valve 1, No. two arms 10 of three-way pipe, an arm 11 of three-way pipe, piston 12, No. three arms 13 of three-way pipe, unidirectional valve 2 14, No. two tube chambers 15, valve 1, No. three tube chambers 17, valve 2 18, oil drum 2 19, fuel tank 20, groove 21, oil drum 1, valve port 1, valve ball 1, rope 1, valve port 2 26, valve ball 2 27, rope 2 28.
Embodiment
Below by embodiment, and by reference to the accompanying drawings, the technical solution of the utility model is described in further detail.
Embodiment: a kind of transformer filling device, shown in Fig. 1, Fig. 2, Fig. 3, comprise the fuel tank 20 of transformer, also comprise three-way pipe 1, unidirectional valve 1, unidirectional valve 2 14, have the integrated pipe of three independent tube chambers, and on the outer surface of integrated pipe, be locked to be connected with to screw and cover 7.Integrated pipe comprises hard section of pipe and soft section of pipe, wherein, is soft section of pipe screwing the integrated pipe that covers end, is hard section pipe screwing the integrated pipe that covers lower end and screwing in lid.Integrated pipe comprises tube chamber 3, No. two tube chambers 15 and No. three tube chambers 17, the lower port 4 of a tube chamber is 1 centimetre to the distance of the lower surface that screws lid, the lower port 5 of No. two tube chambers is 0.5 centimetre to the distance of the lower surface that screws lid, and the lower port 6 of No. three tube chambers is less 0.5 centimetre than the inner chamber height of fuel tank to the distance of lower surface that screws lid; On an arm 11 of three-way pipe, be connected with piston 12, No. two arms 10 of three-way pipe are connected on the port of export of unidirectional valve one, and No. three arms 13 of three-way pipe are connected on the entrance point of unidirectional valve two; The entrance point of unidirectional valve one is connected with conduit 1, and the port of export of unidirectional valve two is connected on a tube chamber, on No. two tube chambers, valve 1 is housed, and on No. three tube chambers, valve 2 18 is housed; Cover and be provided with and screw the fuel feed hole that mates of lid and the seal cover mating with fuel feed hole at the mailbox of fuel tank.The lower port that is provided with 21, No. three tube chambers of groove on the inner bottom surface of fuel tank inner chamber is arranged in groove.On fuel feed hole, be provided with and sting ring, be provided with external screw thread on outer peripheral face stinging ring; Cover turning set and have and sting the ring snap-on covers of mating screwing, in snap-on covers, be provided with internal thread, also in snap-on covers, be provided with sealing ring.
When use, first seal cover is taken off from the fuel feed hole of fuel tank cap, then hard section of pipe of integrated pipe put in the fuel tank of transformer from fuel feed hole, and screwed lid.Then the outer end mouth of pipe of No. three tube chambers 17 is placed in oil drum 2 19, then the valve 2 18 on No. three tube chambers 17 is opened, the valve 1 on No. two tube chambers 15 is closed.Then in the time pulling piston 12, shown in Figure 2, the valve ball 1 of unidirectional valve 1 is away from the valve port 1 of unidirectional valve one, and now, the valve ball 2 27 of unidirectional valve 2 14 is tightly pressed on the valve port 2 26 of unidirectional valve two.And valve ball one is tied down by rope 1, it is too far away that valve ball one can not leave valve port one.In the time promoting piston, valve ball one is close on valve port one, and now valve ball two is away from valve port two, and valve ball two is tied down by rope 2 28, and it is too far away that valve ball two can not leave valve port two.Draw and so forth push piston, just can change the cold oil in oil tank of transformer.
First, air stream is inhaled in three-way pipe cavity 2 through conduit one and unidirectional valve one, while promoting piston, air in three-way pipe cavity is pushed in the fuel tank of transformer through two and tube chamber of unidirectional valve, air enters after fuel tank, and because air is light, air is just above cold oil, in the time that the pressure of air in fuel tank increases, cold oil is just discharged rotten cold oil through No. three tube chambers from fuel tank.
After the endomorphosed cold oil of fuel tank is discharged completely, then the valve two on No. three tube chambers is closed, the valve one on No. two tube chambers is opened, and the mouth of pipe of conduit one is put in the oil drum 1 that new cold oil is housed.Then continue to pull or promote piston, just new cold oil has been encased in the fuel tank of transformer.In the time filling new cold oil, the air in fuel tank is discharged from No. two tube chambers.When flow out cold oil from No. two tube chambers time, illustrate and in oil tank of transformer, filled new cold oil.
Integrated pipe is taken off from the fuel tank cap of transformer, and tight fuel feed hole is covered with seal cover.
This programme is in the process of replacing cold oil, and labour intensity is low, there is no potential safety hazard, simple in structure, simple to operate, easy to use, is easy to the cold oil of transformer to change.
Described by reference to the accompanying drawings execution mode of the present utility model above, but not limited by above-described embodiment while realizing, those of ordinary skill in the art can make a variety of changes within the scope of the appended claims or revise.
Claims (5)
1. a transformer filling device, comprise the fuel tank (20) of transformer, it is characterized in that, also comprise three-way pipe (1), unidirectional valve one (9), unidirectional valve two (14), there is the integrated pipe of three independent tube chambers, and on the outer surface of integrated pipe, be locked to be connected with and screw lid (7), integrated pipe comprises a tube chamber (3), No. two tube chambers (15) and No. three tube chambers (17), the lower port of a tube chamber is 1-5 centimetre to the distance of the lower surface that screws lid, the lower port of No. two tube chambers is 0.2-1 centimetre to the distance of the lower surface that screws lid, the lower port of No. three tube chambers is less than 0.5 centimetre of the inner chamber height of fuel tank to the distance of lower surface that screws lid, on an arm of three-way pipe, be connected with piston (12), No. two arms of three-way pipe are connected on the port of export of unidirectional valve one, and No. three arms of three-way pipe are connected on the entrance point of unidirectional valve two, the entrance point of unidirectional valve one is connected with conduit one (8), and the port of export of unidirectional valve two is connected on a tube chamber, and valve one (16) is housed on No. two tube chambers, and valve two (18) is housed on No. three tube chambers, cover and be provided with and screw the fuel feed hole that mates of lid and the seal cover mating with fuel feed hole at the mailbox of fuel tank.
2. a kind of transformer filling device according to claim 1, is characterized in that, integrated pipe comprises hard section of pipe and soft section of pipe, wherein, is soft section of pipe screwing the integrated pipe that covers end, is hard section pipe screwing the integrated pipe that covers lower end and screwing in lid.
3. a kind of transformer filling device according to claim 2, is characterized in that, is provided with groove (21) on the inner bottom surface of fuel tank inner chamber, and the lower port of No. three tube chambers is arranged in groove.
4. a kind of transformer filling device according to claim 3, is characterized in that, is provided with and stings ring on fuel feed hole, is provided with external screw thread on outer peripheral face stinging ring; Cover turning set and have and sting the ring snap-on covers of mating screwing, in snap-on covers, be provided with internal thread.
5. a kind of transformer filling device according to claim 4, is characterized in that, is provided with sealing ring in snap-on covers.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320837481.2U CN203631259U (en) | 2013-12-17 | 2013-12-17 | Transformer oil filling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320837481.2U CN203631259U (en) | 2013-12-17 | 2013-12-17 | Transformer oil filling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203631259U true CN203631259U (en) | 2014-06-04 |
Family
ID=50817714
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320837481.2U Expired - Fee Related CN203631259U (en) | 2013-12-17 | 2013-12-17 | Transformer oil filling device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203631259U (en) |
-
2013
- 2013-12-17 CN CN201320837481.2U patent/CN203631259U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140604 Termination date: 20151217 |
|
| EXPY | Termination of patent right or utility model |