CN210984475U

CN210984475U - Oil conservator for transformer

Info

Publication number: CN210984475U
Application number: CN201922330606.2U
Authority: CN
Inventors: 郝会霞; 张丽娟
Original assignee: Zhengzhou Electric Power College
Current assignee: Zhengzhou Electric Power College
Priority date: 2019-12-23
Filing date: 2019-12-23
Publication date: 2020-07-10
Anticipated expiration: 2029-12-23

Abstract

The utility model discloses an oil conservator for transformer, the intelligent cabinet temperature adjusting device comprises a cabinet body, the lower terminal surface fixed mounting of the cabinet body is annotated and is put oil pipe, annotate and put oil pipe's one side and install the dirty box of collection, the oil level gaugember is installed to one side of the cabinet body, the observation window is installed to the up end of the cabinet body, the connecting pipe is installed to the opposite side of observation window, the heating sheath is installed in the outside of connecting pipe, the inner wall fixed mounting who heats the sheath has the heating pipe, the bar gag lever post is all installed to the both sides of heating sheath, a spring is installed in the outside of bar gag lever post, the roof, two the desiccator is installed to the inboard of roof, the below of desiccator is provided with the ring channel, the hygroscopic plate is. The utility model discloses simple structure, convenient operation, convenient to overhaul changes, and the high-usage, stability is strong, has improved the device's service life.

Description

Oil conservator for transformer

Technical Field

The utility model relates to an oil conservator technical field specifically is an oil conservator for transformer.

Background

With the rapid development of social economy, the oil conservator is commonly called as an oil conservator and is a cylindrical container which is transversely arranged above an oil tank and is connected with the oil tank of a transformer by a pipeline. When the transformer oil expands thermally, the oil flows from the oil tank to the oil storage cabinet; when the transformer oil shrinks, the oil flows from the oil conservator to the oil tank. The oil conservator is divided into two types of open type and sealed type, the sealed type can be divided into rubber bag or rubber diaphragm sealed type and metal ripple sealed type, the open type oil conservator is a single cylinder body made of iron plate rolling, the insulating oil is communicated with the external atmosphere through a moisture absorber with simple structure, the insulating oil is easy to be damped and oxidized when in operation due to the limited effect of the moisture absorber, and the open type oil conservator is not allowed to be adopted in the existing transformer with the voltage of more than 35 kV.

However, the efficiency of the moisture absorber is low in the use process of the existing oil conservator for the transformer, and meanwhile, moisture in the body of the moisture absorber is easy to damage internal elements and poor in stability; therefore, the existing requirement is not met, and the oil conservator for the transformer is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an oil conservator for transformer to solve the current oil conservator for transformer that proposes in the above-mentioned background art efficiency of desiccator in the use lower, the inside moisture of desiccator organism very easily causes the damage to internal element simultaneously, and the relatively poor scheduling problem of stability.

In order to achieve the purpose, the utility model provides a transformer oil conservator, the intelligent cabinet temperature adjusting device comprises a cabinet body, the lower terminal surface fixed mounting of the cabinet body has notes oil drain pipe, annotate one side of oil drain pipe and install the dirty box of collection, the oil level gaugember is installed to one side of the cabinet body, the observation window is installed to the up end of the cabinet body, the connecting pipe is installed to the opposite side of observation window, heating sheath is installed in the outside of connecting pipe, heating sheath's inner wall fixed mounting has the heating pipe, the bar gag lever post is all installed to heating sheath's both sides, a spring is installed in the outside of bar gag lever post, the roof is installed, two to the one end of bar gag lever post the desiccator is installed to the inboard of roof, the below of desiccator is provided with the ring channel, the moisture absorption plate is installed to the inboard of ring channel, the upper and lower both ends of moisture absorption plate all are provided with the draw-in groove, L type gag lever post is installed to the one end of draw-.

Preferably, a handle is installed at one end of the L type limiting rod, a polyurethane sheath is installed on the outer surface of the handle, and the polyurethane sheath is connected with the handle through grafted glue.

Preferably, the inner surface of the clamping groove is provided with a rubber sealing strip, and the rubber sealing strip is connected with the clamping groove through graft rubber.

Preferably, the inner side of the moisture absorption plate is provided with a circular moisture absorption block, the lower end face of the circular moisture absorption block is provided with a filter screen, and the filter screen is connected with the moisture absorption plate through an annular buckle.

Preferably, the inner side of the heating pipe is completely attached to the inner wall of the heating sheath, and the heating sheath is connected with the heating pipe through a screw.

Preferably, a spring connecting piece is installed at one end of the first spring, and the first spring is connected with the heating jacket through the spring connecting piece.

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

1. the utility model discloses an effect of heating pipe heats the moisture absorber and keeps warm, avoid the moisture in the moisture absorber to cause the damage to internal element, after the device uses, the user accessible grasps the handle, and with handle anticlockwise rotation, effect through the cylindric lock, can make L type gag lever post anticlockwise rotation, No. two springs are compressed, and then make L type gag lever post one end and draw-in groove disconnection, later the user can take out the moisture absorption board, and change the moisture absorption board, later insert the inboard of ring channel with the moisture absorption board, the user loosens the handle, No. two springs rebound, effect through the cylindric lock, No. two springs clockwise rotation have been driven, and then make L type gag lever post one end insert the inboard of draw-in groove, and then fix the moisture absorption board, avoid droing of moisture absorption board;

2. the utility model discloses an seizing the one end of bar gag lever post, and moving bar gag lever post to one side, a spring is stretched, has driven the removal of roof simultaneously, and the user can take out the desiccator this moment and overhaul or change the desiccator.

Drawings

Fig. 1 is a schematic overall structure diagram of the present invention;

fig. 2 is a schematic view of a partial structure of the heating pipe of the present invention;

FIG. 3 is a schematic structural view of the bar-shaped limiting rod of the present invention;

fig. 4 is a schematic structural view of an L-type stop lever according to the present invention.

In the drawing, the device comprises an observation window 1, a cabinet 2, an oil level indicator 3, a dirt collecting box 4, an oil injection and discharge pipe 5, a connecting pipe 6, a heating jacket 7, a moisture absorption plate 8, a heating pipe 9, a moisture absorber 10, a first spring 11, a top plate 12, a top plate 13, a strip-shaped limiting rod 14, an annular groove 14, a limiting rod 15, an L type limiting rod 16, a cylindrical pin 17, a second spring 18 and a clamping groove.

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.

Please refer to fig. 1 to 4, an embodiment of the present invention provides an oil conservator for a transformer, including a cabinet body 2, a lower end face of the cabinet body 2 is fixedly installed with an oil injecting and discharging pipe 5, one side of the oil injecting and discharging pipe 5 is installed with a dirt collecting box 4, one side of the cabinet body 2 is installed with an oil level gauge 3, an upper end face of the cabinet body 2 is installed with an observation window 1, which is convenient for observing the condition inside the cabinet body 2, the other side of the observation window 1 is installed with a connecting pipe 6, which is convenient for exchanging the cabinet body 2 with the external atmosphere, the outside of the connecting pipe 6 is installed with a heating jacket 7, which is convenient for heating the moisture absorber 10, so as to avoid the moisture inside the moisture of the moisture absorber 10 from damaging the components thereof, the inner wall of the heating jacket 7 is fixedly installed with a heating pipe 9, both sides of the heating jacket 7 are installed with bar-shaped limiting rods 13, the outside of the bar-shaped limiting rods 13 is installed with a first spring 11, one end of the bar-shaped limiting rods 13 is installed with a top plate 12, the insides of the two top plates 12 are installed with a moisture absorber 10, the bottom of the moisture absorber 10 is provided with a ring groove 14, the inner side of the ring groove 63.

Further, the handle is installed to L type gag lever post 15's one end, and the surface mounting of handle has the polyurethane sheath, and the polyurethane sheath passes through graft with the handle and glues and be connected, through the cooperation of L type gag lever post 15 and handle, has improved user's comfort level, is convenient for control L type gag lever post 15's rotation.

Further, the internal surface mounting of draw-in groove 18 has rubber seal strip, and rubber seal strip and draw-in groove 18 pass through the grafting to be connected, and through the cooperation of draw-in groove 18 and rubber seal strip, effectively improved the stability that the device is connected, avoid the droing of L type gag lever post 15.

Further, circular moisture absorption piece is installed to the inboard of hygroscopic plate 8, and the lower terminal surface of circular moisture absorption piece installs the filter screen, and the filter screen passes through annular buckle with hygroscopic plate 8 to be connected, through the cooperation of hygroscopic plate 8, circular moisture absorption piece and filter screen, has improved the cleanliness factor that gets into the inboard gas of the cabinet body 2, has improved moisture absorption efficiency.

Further, the inboard of heating pipe 9 is laminated completely with the inner wall of heating sheath 7, and heating sheath 7 passes through the screw connection with heating pipe 9, through the cooperation of heating sheath 7 and heating pipe 9, has effectively improved the stability that the device is connected, avoids droing of heating pipe 9, plays the protection heating effect to moisture absorber 10.

Further, spring coupling spare is installed to spring 11's one end, and spring 11 passes through spring coupling spare with heating sheath 7 to be connected, and through heating sheath 7 and spring 11's cooperation, the stability of connecting is effectively improved, avoids droing of spring 11.

The working principle is that when the device is used, a power supply is switched on, a switch is turned on, when the volume of transformer oil changes along with the change of temperature, air in an oil conservator is exchanged with the external atmosphere through a moisture absorber 10, the air in the external atmosphere is absorbed into the inner side of the moisture absorber 10, the oil conservator is prevented from moisture in the air, the moisture in insulating oil exceeds the standard, when the air passes through the moisture absorber 8, the air passes through a circular moisture absorption block and a filter screen, the first layer of moisture absorption and filtration effect is achieved on the air, the moisture absorption efficiency is improved, then the air enters the inner side of the moisture absorber 10, the air is filtered and dried, the processed air enters the inner side of a cabinet body 2, the moisture absorber 10 is heated and insulated through the effect of a heating pipe 9 in the using process, the moisture absorber 10 is prevented from damaging internal elements, after the device is used, a user can hold a handle through holding the handle and rotate the handle counterclockwise, through the effect of a cylindrical pin 16, the L type limiting rod 15 is rotated counterclockwise, the second spring 17 is compressed, further, one end of the L type limiting rod 15 is connected with an 18, the handle can be conveniently removed, the moisture absorber can be removed, the rod 14, the rod can be conveniently, the moisture absorber 17, the maintenance rod can be removed, the maintenance rod can be conveniently, the maintenance rod can be removed, the maintenance rod can be conveniently, the maintenance rod can be removed, the maintenance rod can.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides an oil conservator for transformer, includes the cabinet body (2), its characterized in that the lower terminal surface fixed mounting of the cabinet body (2) has notes oil drain pipe (5), annotate one side of oil drain pipe (5) and install dirty box (4) of collection, oil level gaugember (3) are installed to one side of the cabinet body (2), observation window (1) are installed to the up end of the cabinet body (2), connecting pipe (6) are installed to the opposite side of observation window (1), heating sheath (7) are installed in the outside of connecting pipe (6), the inner wall fixed mounting of heating sheath (7) has heating pipe (9), bar gag lever post (13) are all installed to the both sides of heating sheath (7), spring (11) are installed in the outside of bar gag lever post (13), roof (12), two desiccator (10) are installed to the inboard of roof (12), the below of desiccator (10) is provided with ring channel 6314), inboard draw-in groove 638 is installed to the inboard of draw-in groove (14), the both ends of desiccator (8) all are provided with (18), desiccator 6315) install the lower extreme 8615) of cylindrical pin (16), No. 16) are installed to the lower extreme type spring (16).

2. The oil conservator for the transformer as claimed in claim 1, wherein a handle is installed at one end of the L type limiting rod (15), a polyurethane sheath is installed on the outer surface of the handle, and the polyurethane sheath is connected with the handle through graft glue.

3. The transformer conservator as claimed in claim 1, wherein: the inner surface of the clamping groove (18) is provided with a rubber sealing strip, and the rubber sealing strip is connected with the clamping groove (18) through grafted glue.

4. The transformer conservator as claimed in claim 1, wherein: circular moisture absorption blocks are installed on the inner sides of the moisture absorption plates (8), filter screens are installed on the lower end faces of the circular moisture absorption blocks, and the filter screens are connected with the moisture absorption plates (8) through annular buckles.

5. The transformer conservator as claimed in claim 1, wherein: the inner side of the heating pipe (9) is completely attached to the inner wall of the heating sheath (7), and the heating sheath (7) is connected with the heating pipe (9) through screws.

6. The transformer conservator as claimed in claim 1, wherein: a spring connecting piece is installed to the one end of first spring (11), first spring (11) is connected through spring connecting piece with heating sheath (7).