CN220604460U - Power transformer oil tank - Google Patents

Abstract

The utility model discloses a power transformer oil tank, which comprises a transformer oil tank, wherein corrugated radiators are fixedly arranged on four sides of the transformer oil tank, a plurality of low-voltage terminals and high-voltage terminals are sequentially and fixedly arranged on the upper surface of the transformer oil tank, an auxiliary bracket is fixedly arranged on the left side of the transformer oil tank, a corresponding oil level gauge is fixedly arranged on the front side surface of a conservator storage tank, and a guide pipe corresponding to the transformer oil tank is arranged at the bottom output end of the conservator storage tank. The device can be in outdoor work and use through the servo protection mechanism of conservator holding vessel outside installation, through the rotation effect of servo motor output two-way threaded rod, can synchronous to both sides expansion protection cloth cover, protects the conservator holding vessel is whole with reinforced lid, carries out thermal-insulated waterproof protection, does not set up the protection mechanism to the outside conservator of oil tank among the prior art effectively, leads to the problem that supplementary oil exists rotten hidden danger.

Description

Power transformer oil tank

Technical Field

The utility model relates to the technical field of transformers, in particular to a power transformer oil tank.

Background

The transformer is an energy conversion device, is relatively reliable electrical equipment, but once the transformer has a huge fault influence, the transformer comprises a dry type transformer and an oil-immersed power transformer, the oil-immersed power transformer mainly comprises a transformer body, an oil tank, a cooling device, a protection device, an outgoing line device and the like, wherein a conservator which corresponds to the conditions of expansion caused by heat and contraction caused by cold of transformer oil is also arranged on the outer side of the oil tank, and supplementary oil of the oil tank is stored in the transformer;

the existing heat dissipation structure is complex, the use environment of most transformers is an outdoor environment, the outdoor environment is complex, the influence on the oil supplement arranged inside is large, and part of transformers are also in remote areas, so that the operation and maintenance difficulties are high.

The prior patent (publication number: CN 217386858U) relates to a rapid heat dissipation device for a power transformer oil tank, which comprises a transformer outer tank, an inner tank, a high-voltage socket and a low-voltage guide rod, wherein a limit groove and a heat conducting fin are respectively arranged on the inner wall of the transformer outer tank and the outer side wall of the transformer inner tank, so that the inside of the transformer inner tank can be isolated from the outside, the influence of the outside temperature environment on the working temperature of the internal components of the transformer inner tank can be reduced, and meanwhile, the rapid heat dissipation device is simple in structure and convenient to install and maintain.

For above-mentioned problem, current patent gives the solution, but its conservator that is used for the make-up oil wholly exposes to the outside, and long-time wind blows rain and high temperature influence, and the supplementary oil that its inside set up has the hidden danger of rotten, and rotten supplementary oil can produce certain impurity, both influences heat dissipation, cooling effect, still has the stifled dead condition of pipe of connection, very big influence transformer job stabilization nature.

For this purpose, a power transformer tank is proposed.

Disclosure of Invention

The utility model aims to provide a power transformer oil tank, which is used for solving the problem that the hidden trouble of deterioration of the supplementary oil is caused by no protection mechanism for an external oil conservator of the oil tank in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a power transformer tank, includes the transformer tank, four sides of transformer tank all fixedly mounted have ripple radiator, the upper surface of transformer tank is fixed mounting in proper order has a plurality of low voltage terminals, high voltage terminal, the left side of transformer tank is fixed mounting has the auxiliary stand, the upside fixed mounting of auxiliary stand has the conservator holding vessel, the front side surface fixed mounting of conservator holding vessel has corresponding oil level gauge, the upper surface fixed mounting of conservator holding vessel has the charging cover, the bottom output of conservator holding vessel is installed with the pipe that corresponds with the transformer tank;

the servo protection mechanism comprises base feet fixedly mounted at four side angle positions on the upper portion of the auxiliary support, side ring sleeves are fixedly mounted on the upper surfaces of the base feet, corresponding limit rods are fixedly mounted on the inner walls of the side ring sleeves on the right sides of the upper surfaces of the conservator storage tanks through front and rear ends, servo motors are fixedly mounted on the rear portions of the side ring sleeves on the left sides of the conservator storage tanks, two-way threaded rods are rotatably mounted at the output ends of the servo motors, nut clamping frames are mounted at the same positions on the front and rear sides of the upper sides of the conservator storage tanks in a meshed mode, and protective cloth covers are arranged on the inner walls of the upper sides of the nut clamping frames.

The protective cloth cover is HA-type ceramic fiber cloth in the prior art, and the inner wall is provided with corresponding heat insulation cloth.

Preferably, the upper surface both ends of nut card frame are all fixed mounting has L type outrigger, the equal fixed mounting of upside of L type outrigger has circular arc cover frame, circular arc cover frame is half-wrapped semicircle structure, protection cloth cover fixed connection in the inner wall of circular arc cover frame.

Preferably, the thread openings arranged at the front end and the rear end of the surface of the bidirectional threaded rod are the same in interval but opposite in orientation.

Preferably, the middle position of the guide pipe is provided with a filtering mechanism, the filtering mechanism comprises a filter cylinder arranged at the middle position of the guide pipe, the left side of the filter cylinder is provided with a threaded sleeve cover, the outer side of the threaded sleeve cover is fixedly provided with a communicated second threaded sleeve, the right side of the filter cylinder is fixedly provided with a communicated third threaded sleeve, and the filtering mechanism further comprises a first threaded sleeve fixedly arranged on the inner wall side of the guide pipe and respectively corresponding to the second threaded sleeve and the third threaded sleeve.

Preferably, a sealing collar is arranged on the left side of the filter cartridge, a screw ring is arranged on the inner wall of the sealing collar, and the threaded sleeve cover is installed on the inner side of the screw ring in a sealing and rotating mode.

Preferably, an external cover is fixedly arranged on the inner wall side of the threaded sleeve cover, a plurality of filter blocks are fixedly arranged on the outer side of the external cover, and rubber sleeve ring blocks are fixedly arranged on the outer sides of the filter blocks.

The filter block is a high-density cotton ecological sponge block in the prior art, and the surface is provided with a plurality of round openings, so that the filter block can adsorb scraps and impurities in an oil body and purify the impurities for adsorption.

Preferably, a visual window is fixedly arranged on the side face of the filter cylinder.

Preferably, the transformer oil tank, the corrugated radiator and the auxiliary support are of an integrated structure.

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

1. through the servo protection mechanism installed on the outer side of the conservator storage tank, the protection cloth covers can be synchronously unfolded to two sides through the rotation action of the bidirectional threaded rod at the output end of the servo motor in the outdoor working and using processes, the integral conservator storage tank and the charging cover are protected, the heat insulation and waterproof protection is carried out, and the problem that the hidden danger of deterioration exists in the supplementary oil due to the fact that the protection mechanism for the external conservator of the oil tank is not arranged in the prior art is effectively solved;

2. through the filter mechanism of equipment on the pipe that the conservator holding vessel was refueled to the transformer tank inside, can filter the oil of conservator holding vessel to the oil in-process of mending oil in the transformer tank, utilize the multilayer filter block to carry out quality filtration to the oil of injection, guarantee the quality of oil of adding, further eliminate the problem that the supplementary oil has the hidden danger of rotten.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present utility model, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.

FIG. 1 is an overall structural view of the present utility model;

FIG. 2 is a front view of the present utility model;

FIG. 3 is a schematic view of a servo guard mechanism according to the present utility model;

fig. 4 is a schematic structural diagram of the splitting effect of the filtering mechanism of the present utility model.

Reference numerals illustrate:

1. a transformer oil tank; 2. corrugated heat sink; 3. a low voltage terminal; 4. a high voltage terminal; 5. an auxiliary bracket; 6. a conservator storage tank; 7. an oil level gauge; 8. a conduit; 9. a servo protection mechanism; 91. a base foot; 92. a side ring sleeve; 93. a servo motor; 94. a two-way threaded rod; 95. a limit rod; 96. a nut clamping frame; 97. an L-shaped overhanging frame; 98. a circular arc sleeve frame; 99. a protective cloth cover; 10. a filtering mechanism; 101. a first nipple; 102. a filter cartridge; 103. a sealing collar; 104. a spiral ring; 105. a threaded sleeve cover; 106. a second nipple; 107. an external cover; 108. a rubber collar block; 109. a filter block; 1010. a visual window; 1011. a third nipple; 11. and a charging cover.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1 to 4, the present utility model provides a technical solution:

the utility model provides a power transformer tank, includes transformer tank 1, the four sides of transformer tank 1 all fixedly mounted has ripple radiator 2, the upper surface of transformer tank 1 is fixedly mounted in proper order has a plurality of low voltage terminal 3, high voltage terminal 4, the left side of transformer tank 1 is fixedly mounted has auxiliary stand 5, the upside of auxiliary stand 5 is fixedly mounted has conservator holding vessel 6, the front side surface fixed mounting of conservator holding vessel 6 has corresponding oil level indicator 7, the upper surface fixed mounting of conservator holding vessel 6 has charging cover 11, the bottom output of conservator holding vessel 6 is installed with pipe 8 that corresponds with transformer tank 1;

the servo protection mechanism 9 that corresponds is installed to the outside of conservator holding vessel 6, servo protection mechanism 9 including fixed mounting in the base foot 91 of four side angular positions departments in auxiliary stand 5 upper portion, the equal fixed mounting of upper surface of base foot 91 has side loop cover 92, the upper surface right side of conservator holding vessel 6 is through front and back end the inner wall fixed mounting of side loop cover 92 has corresponding gag lever post 95, the upper left side of conservator holding vessel 6 the rear portion fixed mounting of side loop cover 92 has servo motor 93, servo motor 93's output rotation installs two-way threaded rod 94, the same position department in front and back end of the upside of conservator holding vessel 6 is passed through two-way threaded rod 94 the equal meshing slidable mounting of gag lever post 95 has nut block 96, the upside inner wall of nut block 96 sets up protection cloth cover 99.

The protective cloth cover 99 is HA type ceramic fiber cloth in the prior art, and the inner wall is provided with corresponding heat insulation cloth.

Specifically, as shown in fig. 1 and 3, the two ends of the upper surface of the nut clamping frame 96 are fixedly provided with L-shaped overhanging frames 97, the upper sides of the L-shaped overhanging frames 97 are fixedly provided with arc sleeve frames 98, the arc sleeve frames 98 are semi-circular structures which are semi-wrapped, and the protective cloth cover 99 is fixedly connected to the inner wall of the arc sleeve frames 98.

Specifically, as shown in fig. 3, the threaded openings provided at the front and rear ends of the surface of the bi-directional threaded rod 94 are spaced at the same intervals but are opposite in direction.

Specifically, as shown in fig. 1 and 4, the middle position of the catheter 8 is provided with a filtering mechanism 10, the filtering mechanism 10 includes a filter cartridge 102 disposed at the middle position of the catheter 8, a threaded sleeve cover 105 is disposed on the left side of the filter cartridge 102, a second threaded sleeve 106 is fixedly mounted on the outer side of the threaded sleeve cover 105, a third threaded sleeve 1011 is fixedly mounted on the right side of the filter cartridge 102, and the filtering mechanism 10 further includes a first threaded sleeve 101 fixedly mounted on the inner wall side of the catheter 8 and corresponding to the second threaded sleeve 106 and the third threaded sleeve 1011, respectively.

Specifically, as shown in fig. 4, a sealing collar 103 is disposed on the left side of the filter cartridge 102, a coil 104 is disposed on the inner wall of the sealing collar 103, and a screw cap 105 is mounted on the inner side of the coil 104 in a sealing and rotating manner.

Specifically, as shown in fig. 4, an external cover 107 is fixedly installed on the inner wall side of the threaded sleeve cover 105, a plurality of filter blocks 109 are fixedly installed on the outer side of the external cover 107, and rubber collar blocks 108 are fixedly installed on the outer sides of the filter blocks 109.

The filter block is a high-density cotton ecological sponge block in the prior art, a plurality of circular openings are formed in the surface of the filter block, chips and impurities in an oil body can be adsorbed, purification and impurity adsorption can be carried out, the external cover 107 is used for separating and lifting the filter block 109, and the rubber sleeve ring block 108 is used for sealing edges.

Specifically, as shown in fig. 4, a viewing window 1010 is fixedly installed on a side surface of the filter cartridge 102.

Specifically, as shown in fig. 1, the transformer oil tank 1, the corrugated radiator 2 and the auxiliary bracket 5 are integrally structured.

By adopting the technical scheme, the problem that the prior art is not provided with a protection mechanism for the external oil conservator of the oil tank, so that the hidden danger of deterioration of the supplementary oil exists is solved, in the outdoor working process of the oil tank 1 of the transformer, the servo motor 93 arranged in the servo protection mechanism 9 can be used for rotating to drive the bidirectional threaded rod 94 to rotate, the nut clamping frames 96 at the front end and the rear end are controlled to be synchronously unfolded along the limiting rod 95, the protection cloth cover 99 at the inner wall side of the circular arc sleeve frame 98 is pulled to be unfolded at the rear in the unfolding process, the protection cloth cover 99 is utilized to cover the upper surface of the oil conservator storage tank 6, the upper side of the oil conservator storage tank 6 can be covered due to the fact that the protection cloth cover 99 is completely unfolded into a wrapped circular arc structure, the whole oil conservator storage tank 6 is prevented from being exposed to the outside and not being influenced by wind and rain and high temperature, the supplementary oil stored in the inner wall is effectively prevented from deterioration, the problem that no protection mechanism is arranged on an external oil conservator of an oil tank to cause the hidden trouble of deterioration of the supplementary oil is solved in the prior art, meanwhile, when the supplementary oil stored in the oil conservator storage tank 6 is supplemented to the inside of the transformer oil tank 1 through the guide pipe 8, the supplementary oil can be filtered through the filtering mechanism 10 to further prevent the deteriorated impurity of the supplementary oil from entering the inside of the transformer oil tank 1, and the filtering condition inside the filter cylinder 102 can be known only by observing the visual window 1010 during maintenance, the filter block 109 inside can be cleaned directly by rotating the threaded sleeve cover 105 on the left side of the filter cylinder 102, or the second threaded sleeve 106 and the first threaded sleeve 101 on the two sides of the third threaded sleeve 1011 can be rotated to be directly and integrally detached from the guide pipe 8, so that the subsequent maintenance and management work is greatly facilitated.

Working principle: firstly, through the servo motor 93 that sets up in the servo protection mechanism 9, drive the bi-directional threaded rod 94 and rotate, nut clamping frame 96 at both ends drive protection cloth cover 99 expansion around controlling, utilize protection cloth cover 99 to cover the upper surface of conservator holding vessel 6, avoid conservator holding vessel 6 wholly to expose in the outside, not bear the influence of wind and rain and high temperature, effectually prevent the rotten problem of the supplementary oil that does not set up the protection machanism to the outside conservator of oil tank in the prior art, lead to supplementary oil to have the hidden danger of rotten, simultaneously, the supplementary oil that stores in its conservator holding vessel 6 is through pipe 8 when supplementing the inside to transformer tank 1, can filter through filtering mechanism 10, further prevent the inside of the rotten impurity entering transformer tank 1 of supplementary oil.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the same; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the utility model.

Claims (8)

1. The utility model provides a power transformer tank, includes transformer tank (1), four sides of transformer tank (1) are all fixed mounting have ripple radiator (2), the upper surface of transformer tank (1) is fixed mounting in proper order has a plurality of low voltage terminal (3), high voltage terminal (4), the left side fixed mounting of transformer tank (1) has auxiliary stand (5), the upside fixed mounting of auxiliary stand (5) has conservator holding vessel (6), the front side surface fixed mounting of conservator holding vessel (6) has corresponding oil level gauge (7), the upper surface fixed mounting of conservator holding vessel (6) has reinforced lid (11), the bottom output of conservator holding vessel (6) install with pipe (8) that transformer tank (1) corresponds;

the method is characterized in that: the utility model provides a servo protection mechanism (9) that corresponds is installed in the outside of conservator holding vessel (6), servo protection mechanism (9) including fixed mounting in base foot (91) of four side angular positions departments in auxiliary stand (5) upper surface of base foot (91) all fixed mounting have side ring cover (92), the upper surface right side of conservator holding vessel (6) is through front and back end the inner wall fixed mounting of side ring cover (92) has corresponding gag lever post (95), the last left side of conservator holding vessel (6) the rear portion fixed mounting of side ring cover (92) has servo motor (93), the output rotation of servo motor (93) is installed bi-directional threaded rod (94), the same position department in upper side front and back end of conservator holding vessel (6) is passed through bi-directional threaded rod (94) gag lever post (95) all meshing slidable mounting has nut clamping frame (96), the upside inner wall of nut clamping frame (96) sets up protection cloth cover (99).

2. A power transformer tank as claimed in claim 1, wherein: the nut clamping frame is characterized in that L-shaped overhanging frames (97) are fixedly arranged at two ends of the upper surface of the nut clamping frame (96), arc sleeve frames (98) are fixedly arranged on the upper sides of the L-shaped overhanging frames (97), the arc sleeve frames (98) are semi-circular structures which are semi-wrapped, and the protective cloth cover (99) is fixedly connected to the inner walls of the arc sleeve frames (98).

3. A power transformer tank as claimed in claim 1, wherein: the thread openings arranged at the front end and the rear end of the surface of the bidirectional threaded rod (94) are the same in interval but opposite in orientation.

4. A power transformer tank as claimed in claim 1, wherein: the filtering mechanism (10) is installed at the middle position of the guide pipe (8), the filtering mechanism (10) comprises a filtering cylinder (102) arranged at the middle position of the guide pipe (8), a threaded sleeve cover (105) is arranged on the left side of the filtering cylinder (102), a second threaded sleeve (106) which is communicated with each other is fixedly installed on the outer side of the threaded sleeve cover (105), a third threaded sleeve (1011) which is communicated with each other is fixedly installed on the right side of the filtering cylinder (102), and the filtering mechanism (10) further comprises a first threaded sleeve (101) which is fixedly installed on the inner wall side of the guide pipe (8) and corresponds to the second threaded sleeve (106) and the third threaded sleeve (1011) respectively.

5. A power transformer tank as claimed in claim 4, wherein: the left side of cartridge filter (102) is provided with sealed lantern ring (103), the inner wall of sealed lantern ring (103) is provided with helicoidal (104), screw thread cover (105) sealed rotation install in the inboard of helicoidal (104).

6. A power transformer tank as claimed in claim 5, wherein: an external cover (107) is fixedly arranged on the inner wall side of the threaded sleeve cover (105), a plurality of filter blocks (109) are fixedly arranged on the outer side of the external cover (107), and rubber sleeve ring blocks (108) are fixedly arranged on the outer sides of the filter blocks (109).

7. A power transformer tank as claimed in claim 4, wherein: a visual window (1010) is fixedly arranged on the side face of the filter cylinder (102).

8. A power transformer tank as claimed in claim 1, wherein: the transformer oil tank (1), the corrugated radiator (2) and the auxiliary support (5) are of an integrated structure.