CN208819709U - A kind of amorphous transformer - Google Patents

Abstract

The utility model relates to a kind of amorphous transformers, it includes fuel tank, the iron core being vertically arranged in fuel tank, the coil being wrapped on iron core, the absorbent assemblies for absorbing moisture, case lid is fixed on the fuel tank, the absorbent assemblies include the first sleeve being threadedly coupled with case lid, the second sleeve being threadedly coupled with first sleeve, the silica gel being arranged in first sleeve and second sleeve, and the first sleeve is identical as the second sleeve structure；It is threaded with connector sleeve above the second sleeve, the connector sleeve side wall offers air channel, and baffle diagonally downward is fixed on the connector sleeve, and the baffle is circumferentially arranged；Bushing, low-tension bushing are provided on the case lid, the bushing and the low-tension bushing are extend into the fuel tank；The bushing is connect with the high-voltage connection of the coil, and the low-tension bushing is connect with the low-voltage lead of the coil, and the amorphous transformer of the utility model can prevent moisture from entering in fuel tank.

Description

A kind of amorphous transformer

Technical field

The utility model relates to the technical fields of transformer, more particularly, to a kind of amorphous transformer.

Background technique

Amorphous transformer is the power transformer of a kind of low-loss, high energy efficiency.Such transformer is with iron based amorphous metal As iron core, the amorphous alloy based on ferro element has the characteristics that high saturated magnetic induction and low-loss.Amorphous transformation The iron loss (i.e. no-load loss) of device uses silicon steel 70-80% low as the traditional transformer of iron core than generally.Since loss is dropped Low, power generation needs can decline therewith, and CO2 emission is accordingly reduced, the factor based on energy supply and environmental protection, amorphous transformation Device is largely used in China.

When amorphous transformer works, oily the temperature inside the box is increased, and the variation of oil temperature will lead to moisture and enter fuel tank in fuel tank It is interior, influence the insulation performance of transformer oil.

Summary of the invention

The purpose of the utility model is to provide a kind of amorphous transformers, can prevent the steam in air from entering fuel tank It is interior, improve the insulation performance of transformer oil.

The above-mentioned technical purpose of the utility model has the technical scheme that a kind of amorphous transformer, Including fuel tank, the iron core being vertically arranged in fuel tank, the coil being wrapped on iron core, the absorbent assemblies for absorbing moisture, institute It states and is fixed with case lid on fuel tank, the absorbent assemblies include that the first sleeve being threadedly coupled with case lid and first sleeve screw thread connect The second sleeve connect, the silica gel being arranged in first sleeve and second sleeve, the first sleeve and the second sleeve structure It is identical；It is threaded with connector sleeve above the second sleeve, the connector sleeve side wall offers air channel, on the connector sleeve It is fixed with baffle diagonally downward, the baffle is circumferentially arranged.

By using above-mentioned technical proposal, air channel is opened up in connector sleeve side wall, air channel can guarantee that transformer works When gas circuit it is unimpeded, when transformer works, the temperature of oil in transformer in fuel tank is increased, and the change due to temperature of oil in transformer can be absorbed in silica gel Change and enter the moisture in fuel tank, to guarantee the cleaning and insulation performance of transformer oil.Moisture is entered by air channel Second sleeve, by the absorbed on silica gel in second sleeve, the silica gel in first sleeve can be further improved drying effect, and in addition Silica gel in one sleeve can prevent the replacement of the silica gel in second sleeve not in time, the situation hair for causing moisture to enter in fuel tank It is raw；After replacing the silica gel in second sleeve again simultaneously, first sleeve is connect with case lid, i.e. the position of first sleeve and second sleeve It sets and is changed, the position of the silica gel in every primary upper square socket of replacement, first sleeve and second sleeve is just mutually exchanged, such as The utilization rate of silica gel in sleeve can be improved in this.The impurity that baffle above connector sleeve can be reduced in air enters fuel tank It is interior.

The utility model is further arranged to: the first sleeve bottom end and the second sleeve bottom end are provided with filtering Net, the silica gel are located above the filter screen.

By using above-mentioned technical proposal, on the one hand filter screen can be used to place silica gel, on the other hand can prevent sky Impurity in gas enters in fuel tank, influences the cleaning and insulation performance of transformer oil.

The utility model is further arranged to: being fixed with gear on the side wall of the first sleeve bottom end and the second sleeve Block, the filter screen are placed on the block.

By using above-mentioned technical proposal, filter screen is placed on above block, is facilitated to take out filter screen and be cleared up.

The utility model is further arranged to: first sleeve is that transparent material is made with the second sleeve.

By using above-mentioned technical proposal, it is observed that the color of internal silica gel becomes through first sleeve and second sleeve Change, whether is changed according to the color of silica gel, judge whether to need replacing silica gel.When the silica gel color in second sleeve all becomes Change, when the silica gel in first sleeve does not change colour completely, first sleeve and second sleeve is back-outed, the silica gel more renewed was cleared up After strainer, then first sleeve and second sleeve reinstalled.

The utility model is further arranged to: bushing, low-tension bushing, the bushing are provided on the case lid It is extend into the fuel tank with the low-tension bushing；The HV Terminal of the bushing passes through the height of connecting line and the coil The low-voltage terminal of voltage lead wires connection, the low-tension bushing is connect by connecting line with the low-voltage lead of the coil.

By using above-mentioned technical proposal, route is installed respectively, so that overhaul or be easily serviced, it can also be to avoid line Influence between road.

The utility model is further arranged to: being equipped with oil fuel tube above the case lid, is provided with oil in the oil fuel tube Position meter, the fuel tank lower section are equipped with fuel outlet valve.

By using above-mentioned technical proposal, transformer oil is added in fuel tank by oil fuel tube, and oil level indicator can show oil Oil level in case can determine whether the repairing into fuel tank according to the registration of oil level indicator.Transformer oil in fuel tank uses After a certain period of time, amorphous iron filings impurity can be contained, cannot be recycled.Fuel outlet valve is opened, the oil in fuel tank containing impurity is arranged Out, new transformer oil is then injected into fuel tank by oil fuel tube.

The utility model is further arranged to: cooling fin is provided with outside the fuel tank.

By using above-mentioned technical proposal, amorphous transformer at work, can generate heat, if cannot radiate in time, meeting The electric elements work in fuel tank is influenced, cooling fin can effectively shed the heat in fuel tank, guarantee that transformer works normally.

The utility model is further arranged to: being fixed with platform sling on the case lid, is offered on the platform sling and hang for outside If lifting hole(eyelet).

By using above-mentioned technical proposal, transformer generally requires installation aloft, is penetrated into lifting hole(eyelet), is hung by hoist cable Hoisting board facilitates worker operation, it can be achieved that lifting installation.

The utility model is further arranged to: the fuel tank bottom end is fixed with pedestal.

By using above-mentioned technical proposal, amorphous transformer can also realize the vertical of lower other than lifting and aloft installing Formula installation, mounting means multiplicity.

In conclusion the advantageous effects of the utility model are as follows:

1. being provided with silica gel in first sleeve and second sleeve, moisture can be effectively absorbed, the mode of threaded connection is convenient Replace the silica gel in first sleeve and second sleeve；

2. the impurity that baffle can be reduced in air enters in fuel tank；

3. the platform sling being arranged facilitates lifting to install.

Detailed description of the invention

Fig. 1 is the overall structure diagram of the utility model；

Fig. 2 is the cut-away section structural schematic diagram of the utility model.

Appended drawing reference: 1, fuel tank；11, case lid；12, cooling fin；13, platform sling；131, lifting hole(eyelet)；14, oil fuel tube；141, oil level Meter；15, fuel outlet valve；16, pedestal；17, earth stud；2, iron core；3, coil；31, bushing；32, low-tension bushing；4, moisture absorption Component；41, first sleeve；42, second sleeve；43, silica gel；44, connector sleeve；441, air channel；45, baffle；46, filter screen； 47, block.

Specific embodiment

The utility model is described in further detail below in conjunction with attached drawing.

- Fig. 2 referring to Fig.1 is a kind of amorphous transformer disclosed by the utility model, including fuel tank 1, is fixed on fuel tank vertically Iron core 2 in 1, coil 3, the absorbent assemblies 4 for absorbing moisture being wrapped on iron core 2.

As shown in Figure 1, fuel tank 1 is fixedly arranged above case lid 11, it is fixed with oil fuel tube 14 on case lid 11, is stretched above oil fuel tube 14 Case lid 11 is passed through out outside case lid 11, below oil fuel tube 14 to extend into fuel tank 1.It sees whether to need into fuel tank 1 for convenience Oiling is equipped with oil level indicator 141 on oil fuel tube 14；1 lower end of fuel tank is equipped with fuel outlet valve 15, and the transformer oil in fuel tank 1 is long After phase use, amorphous iron tramp can be contained in oil, needs replacing new transformer oil.

As shown in Figure 1, bushing 31, low-tension bushing 32 are provided on case lid 11, bushing 31 and low-tension bushing 32 It extend into fuel tank 1；The HV Terminal of bushing 31 is connect by connecting line with the high-voltage connection of coil 3, low-tension bushing 32 Low-voltage terminal connect with the low-voltage lead of coil 3 by connecting line.

As shown in Figure 1, being fixed with cooling fin 12 outside fuel tank 1, amorphous transformer at work, can generate heat, cooling fin 12 can effectively shed the heat in fuel tank 1, guarantee that transformer works normally.1 lower end of fuel tank be fixed with pedestal 16, it can be achieved that The vertical installation of lower.Case lid 11 is fixedly arranged above platform sling 13, offers on platform sling 13 and hangs the lifting hole(eyelet) 131 set for outside, hangs Rope passes through lifting hole(eyelet) 131, and hoist cable can sling fuel tank 1, realizes lifting installation.Earth stud 17, earth stud are fixed with outside fuel tank 1 17 can prevent transformer leakage from causing damages to the person or equipment.

As shown in Fig. 2, absorbent assemblies 4 include first sleeve 41, second sleeve 42, silica gel 43, connector sleeve 44, baffle 45. Air channel 441 is offered on connector sleeve 44, air channel 441 guarantees that gas circuit is unimpeded when transformer station high-voltage side bus；First sleeve 41 and second 42 structure of sleeve is identical, and 41 one end of first sleeve and case lid 11 are threadedly coupled and be connected tos with fuel tank 1,41 other end of first sleeve and Second sleeve 42 is threadedly coupled.It is saturated when the silica gel 43 in second sleeve 42 absorbs water, color all changes, in first sleeve 41 The not discoloration completely of silica gel 43, needs replacing the silica gel 43 in second sleeve, due to first sleeve 41 and 42 structure phase of second sleeve Together, the position of first sleeve 41 Yu second sleeve 42 can be replaced.

44 one end of connector sleeve is threadedly coupled with second sleeve 42, and the other end and baffle 45 are fixed, the circumferential setting of baffle 45 and Baffle 45 is diagonally downward.The setting of silica gel 43 observes the color of silica gel 43 in first sleeve 41 and second sleeve 42 for convenience Variation, first sleeve 41 is that transparent material is made with second sleeve 42.

As shown in Fig. 2, first sleeve 41 and 42 bottom end of second sleeve are fixed with block 47, filter screen is placed on block 47 46, filter screen 46 is placed on block 47, is facilitated to take out filter screen 46 and be cleaned.46 one side of filter screen can be used to place silicon On the other hand glue 43 can prevent the impurity in air from entering in fuel tank 1, pollute transformer oil.

The implementation principle of the present embodiment are as follows: when amorphous transformer works, oil temperature is increased in transformer, the change of temperature of oil in transformer Change will lead to moisture and enter in fuel tank 1, and in addition the moisture in air can enter in fuel tank 1 by air channel 441, first set Moisture can be absorbed with the silica gel 43 in second sleeve 42 in cylinder 41, reduces moisture and enters in fuel tank 1, to guarantee transformer oil Cleaning and insulation performance.When occurring amorphous state iron filings impurity in fuel tank 1 in transformer oil, fuel outlet valve 15 is opened, discharge has The transformer oil of impurity injects new transformer oil by oil fuel tube 14.

The embodiment of present embodiment is the preferred embodiment of the utility model, and not limitation is originally practical new according to this The protection scope of type, therefore: the equivalence changes that all structures, shape, principle according to the utility model are done should all be covered by practical Within novel protection scope.

Claims (9)

1. a kind of amorphous transformer including fuel tank (1), the iron core (2) being vertically arranged in fuel tank (1), is wrapped on iron core (2) Coil (3), the absorbent assemblies (4) for absorbing moisture, be fixed with case lid (11) on the fuel tank (1), it is characterised in that: institute Stating absorbent assemblies (4) includes the first sleeve (41) being threadedly coupled with case lid (11), be threadedly coupled with first sleeve (41) The silica gel (43) of two sleeves (42), setting in first sleeve (41) and second sleeve (42), the first sleeve (41) and institute It is identical to state second sleeve (42) structure；Connector sleeve (44), the connector sleeve are threaded with above the second sleeve (42) (44) side wall offers air channel (441), and baffle (45) diagonally downward, the baffle are fixed on the connector sleeve (44) (45) circumferential setting.

2. amorphous transformer according to claim 1, it is characterised in that: first sleeve (41) bottom end and described second Sleeve (42) bottom end is provided with filter screen (46), and the silica gel (43) is located above the filter screen (46).

3. amorphous transformer according to claim 2, it is characterised in that: first sleeve (41) bottom end and described second It is fixed on the side wall of sleeve (42) block (47), the filter screen (46) is placed on the block (47).

4. amorphous transformer according to claim 1, it is characterised in that: the first sleeve (41) and the second sleeve It (42) is that transparent material is made.

5. amorphous transformer according to claim 1, it is characterised in that: be provided with bushing on the case lid (11) (31), low-tension bushing (32), the bushing (31) and the low-tension bushing (32) are extend into the fuel tank (1)；It is described The HV Terminal of bushing (31) is connect by connecting line with the high-voltage connection of the coil (3), the low-tension bushing (32) Low-voltage terminal connect with the low-voltage lead of the coil (3) by connecting line.

6. amorphous transformer according to claim 1, it is characterised in that: be equipped with oil fuel tube above the case lid (11) (14), it is provided with oil level indicator (141) in the oil fuel tube (14), fuel outlet valve (15) is installed below the fuel tank (1).

7. amorphous transformer according to claim 1, it is characterised in that: be provided with cooling fin (12) outside the fuel tank (1).

8. amorphous transformer according to claim 1, it is characterised in that: platform sling (13) are fixed on the case lid (11), It is offered on the platform sling (13) and hangs the lifting hole(eyelet) set (131) for outside.

9. amorphous transformer according to claim 1, it is characterised in that: fuel tank (1) bottom end is fixed with pedestal (16).