CN214588371U

CN214588371U - Durable epoxy resin pouring type dry-type transformer

Info

Publication number: CN214588371U
Application number: CN202121024934.0U
Authority: CN
Inventors: 周汉云; 高阳
Original assignee: Soko Transformer Co ltd
Current assignee: Soko Transformer Co ltd
Priority date: 2021-05-14
Filing date: 2021-05-14
Publication date: 2021-11-02
Anticipated expiration: 2031-05-14

Abstract

The utility model discloses a durable type epoxy pours type dry-type transformer, including coil, base and folder down, the base is installed through the bolt in the bottom both sides of folder down, and three other distance fixed plates of group are installed to the top both sides of folder down, and three coil of group are installed through other distance fixed plate in the top of folder down, and the iron core is installed at the top of coil, and folder is installed at the top of coil, goes up the inside both sides of folder and installs two sets of crossbeams, and four dry assemblies of group are installed through the crossbeam in the top both sides of going up the folder, and the moisture absorption is cotton installed to outside one side of dry assembly. The utility model discloses an install the moisture absorption cotton in outside one side of drying assembly, can absorb certain moisture through the moisture absorption cotton, make and blow to the air on iron core surface and keep certain aridity, reduce water smoke or steam dwell time on iron core surface for the difficult emergence oxidation of iron core still can reduce the operating temperature of transformer simultaneously, has improved the durability of device.

Description

Durable epoxy resin pouring type dry-type transformer

Technical Field

The utility model relates to a transformer technical field specifically is a durable type epoxy pours type dry-type transformer.

Background

The epoxy resin dry type transformer takes epoxy resin as an insulating material, the epoxy resin is poured and cured in vacuum to form a high-strength glass fiber reinforced plastic body structure, the insulation grade is F, H grade, the epoxy resin dry type transformer has the characteristics of good electrical performance, strong lightning impulse resistance, strong short-circuit resistance, small size, light weight and the like, the dry type transformer is a transformer with an iron core and windings which are not soaked in insulating oil, and the dry type transformer is used as a later-developed transformation and distribution device, is widely used in power transmission and transformation systems of places such as factory workshops, high-rise buildings, commercial centers, airports, docks, subways, oil platforms and the like, and can form a complete set of transformer substation with a compact structure together with a switch cabinet.

The existing epoxy resin pouring type dry-type transformer has the following defects:

1. the existing epoxy resin pouring type dry-type transformer has general moisture resistance, and in the operation process of the epoxy resin pouring type dry-type transformer, a tensioning structure of an internal iron core is easily affected by a humid environment to cause rusting, so that the working performance of the iron core is directly affected, the normal service life of the device cannot be reached, and the durability of the device is reduced;

2. the existing epoxy resin pouring type dry transformer cannot always dissipate heat by utilizing oily liquid like an oil immersed transformer, a shell cannot be usually installed due to the fact that heat dissipation requirements are guaranteed, and electric shock danger can be caused due to the fact that non-professional personnel of an exposed part touch the shell by mistake, so that the existing problem is solved by the existing epoxy resin pouring type dry transformer.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a durable type epoxy pours type dry-type transformer to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a type dry-type transformer is pour to durable type epoxy, includes coil, base and folder down, the base is installed through the bolt in the bottom both sides of folder down, three other distance fixed plates of group are installed to the top both sides of folder down, three coils of group are installed through other distance fixed plate in the top of folder down, the iron core is installed at the top of coil, the shunting connection piece is installed at the front center of coil, the folder is installed at the top of coil, go up the inside both sides of folder and install two sets of crossbeams, go up the top both sides of folder and install four groups of dry components through the crossbeam, dry components's outside one side is installed and is inhaled the damp cotton, the guard plate is installed through the crossbeam to the outside both sides of going up the folder, the internally mounted of guard plate has the otter board, and the inside one side of guard plate is installed four groups and is accomodate the groove.

Preferably, an axial flow motor is installed in the drying assembly, and fan blades are installed around the outer portion of the axial flow motor.

Preferably, the front surface of the coil is provided with a mounting seat, and the outside of the mounting seat is provided with a high-voltage connection lead.

Preferably, two groups of traction plates are installed on two sides of the outer portion of the base, and installation holes are formed in two ends of the base.

Preferably, a grounding nut is installed on one side of the front face of the lower clamping piece, and a rubber sleeve is sleeved outside the grounding nut.

Preferably, four groups of hanging plates are installed on two sides of the top of the upper clamping piece, and holes are formed in the hanging plates.

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

1. the utility model discloses an install the moisture absorption cotton in outside one side of drying assembly, can absorb certain moisture through the moisture absorption cotton, make and blow to the air on iron core surface and keep certain aridity, reduce water smoke or steam dwell time on iron core surface for the difficult emergence oxidation of iron core still can reduce the operating temperature of transformer simultaneously, has improved the durability of device.

2. The utility model discloses an install four groups in inside one side of guard plate and accomodate the groove, can carry out half parcel protection to dry-type transformer through the guard plate, under the heat dissipation demand that does not hinder dry-type transformer, can prevent that personnel from excessively closely contacting the transformer that is moving in order to take place the electric shock danger, and can place an amount of drier through the inside groove of accomodating of guard plate, can further keep dry-type transformer operational environment's aridity, so that extension fixture's life.

Drawings

Fig. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic view of a three-dimensional local structure of the coil of the present invention;

fig. 3 is a schematic diagram of a front partial structure of the coil of the present invention;

FIG. 4 is a schematic view of a coil side partial structure of the present invention;

FIG. 5 is a schematic view of a three-dimensional partial structure of the protection plate of the present invention;

fig. 6 is a schematic view of a partial structure of the drying assembly of the present invention.

In the figure: 1. a drying assembly; 101. an axial flow motor; 102. a fan blade; 103. moisture absorption cotton; 2. a coil; 201. a mounting seat; 202. tapping connecting sheets; 203. a high-voltage lead; 204. an iron core; 3. a base; 301. a traction plate; 302. mounting holes; 4. a lower clamp; 401. a lateral distance fixing plate; 402. a ground nut; 5. an upper clamp; 501. a hanger plate; 502. a cross beam; 6. a protection plate; 601. a screen plate; 602. a receiving 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. 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.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-6, the present invention provides an embodiment: a durable epoxy resin pouring type dry transformer comprises a coil 2, a base 3 and a lower clamping piece 4, wherein the base 3 is installed on two sides of the bottom of the lower clamping piece 4 through bolts, the lower clamping piece 4 can provide an installation position of the coil 2, a worker can conveniently fix a device body in a designated area through the base 3, three groups of side distance fixing plates 401 are installed on two sides of the top of the lower clamping piece 4, the position of the coil 2 can be fixed through the side distance fixing plates 401, meanwhile, the distance position of the lower clamping piece 4 can be adjusted through the side distance fixing plates 401, the worker can conveniently adjust the device body according to actual use requirements, three groups of coils 2 are installed on the top of the lower clamping piece 4 through the side distance fixing plates 401, the coils 2 are constructed on the basis of the transformer, the coils 2 have the conversion function from electric energy to magnetic energy to electric energy in the whole working process of the transformer, and simultaneously change the voltage and current, in order to ensure the normal operation of the transformer, the top of the coil 2 is provided with an iron core 204, the iron core 204 is a main magnetic circuit part in the transformer, the iron core 204 and the coil 2 wound thereon form a complete electromagnetic induction system to ensure the normal operation of the transformer, the center of the front surface of the coil 2 is provided with a tapping connecting sheet 202, the connection of a high-voltage lead wire 203 can be changed through the tapping connecting sheet 202 to change the number of turns of the coil 2, thereby adjusting the output voltage of the transformer, the transformer is a basic component of the transformer, the top of the coil 2 is provided with an upper clamping piece 5, two groups of beams 502 are arranged on two sides of the interior of the upper clamping piece 5, the upper clamping piece 5 can provide the mounting position of the beams 502, the mounting position of the coil 2 can be fixed through the matching of the upper clamping piece 5 and the beams 502, the structural strength is improved, and the beams 502 can provide the mounting position of the drying component 1, thereby being convenient for mounting the drying component 1, four groups of drying assemblies 1 are mounted on two sides of the top of an upper clamping piece 5 through a cross beam 502, moisture absorption cotton 103 is mounted on one side of the outside of each drying assembly 1, the drying assemblies can rotate through the power-on operation of an axial flow motor 101 in each drying assembly 1, so that external fan blades 102 are driven to rotate at a high speed, wind power can be generated through the rotation of the fan blades 102, air flows to an iron core 204, certain moisture can be absorbed through the moisture absorption cotton 103, the air blown to the surface of the iron core 204 can keep certain dryness, the retention time of water mist or water vapor on the surface of the iron core 204 is reduced, the iron core 204 is not easy to oxidize, meanwhile, the working temperature of the transformer can be reduced, the durability of the device is improved, protection plates 6 are mounted on two sides of the outside of the upper clamping piece 5 through the cross beam 502, the dry type transformer can be protected by half-wrapping through the protection plates 6, and the heat dissipation requirement of the dry type transformer is not hindered, can prevent that personnel from excessively closely contacting the transformer of being in operation, in order to take place to electrocute danger, and can place a certain amount of drier through the inside groove 602 of accomodating of guard plate 6, can keep dry-type transformer operational environment's aridity, the internally mounted of guard plate 6 has otter board 601, and the inside one side of guard plate 6 installs four groups and accomodates groove 602, can provide the circulation position of air through otter board 601, guarantees the heat dissipation demand of device.

Further, install axial flow motor 101 in drying component 1, and axial flow motor 101's outside encircles and installs flabellum 102, but axial flow motor 101 circular telegram operation, can carry out high-speed rotation through axial flow motor 101's circular telegram operation, and then drive flabellum 102 and carry out high-speed rotation to accelerate the circulation of air.

Further, the front of coil 2 is installed mount pad 201, and the externally mounted of mount pad 201 has high crimping lead 203, and mount pad 201 can provide the mounted position that high crimping lead 203, and high crimping lead 203 is the lead-out wire on the high-voltage apparatus, mainly is used for being connected with external equipment, has improved the practicality of device.

Further, two sets of traction plates 301 are installed to base 3's outside both sides, and base 3's both ends are equipped with mounting hole 302, can external pull through traction plates 301 and use the rope to fix a position when for device hoist and mount installation, can fix the mounted position of device through mounting hole 302, improved the practicality of device.

Further, a grounding nut 402 is installed on one side of the front surface of the lower clamp 4, a rubber sleeve is sleeved outside the grounding nut 402, the grounding wire can be fixed through the grounding nut 402, the grounding nut 402 can be protected through the rubber sleeve, and the service life of the grounding nut can be prolonged.

Further, four groups of hanging plates 501 are installed on two sides of the top of the upper clamping piece 5, holes are formed in the hanging plates 501, and the hanging ropes can be fixed in positions through the matching of the hanging plates 501 and the holes, so that the device can be hoisted and moved, and the practicability of the device is improved.

The working principle is as follows: the circular telegram operation through axial flow motor 101 in the drying component 1 can rotate, thereby drive outside flabellum 102 and carry out high-speed rotatory, can produce wind-force through the rotation of flabellum 102, make the air flow to iron core 204 department, and can absorb certain moisture through moisture absorption cotton 103, make the air that blows to iron core 204 surface keep certain aridity, reduce the dwell time of water smoke or steam on iron core 204 surface, can carry out half parcel protection to dry-type transformer through guard plate 6, can place a certain amount of drier through the inside groove 602 of accomodating of guard plate 6.

The details of the present invention are well known to those skilled in the art.

Finally, it is to be noted that: the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to the examples, it should be understood by those skilled in the art that the technical solutions of the present invention can be modified and replaced with equivalents without departing from the spirit and scope of the technical solutions of the present invention, which should be covered by the scope of the claims of the present invention.

Claims

1. The utility model provides a type dry-type transformer is pour to durable type epoxy, includes coil (2), base (3) and lower folder (4), its characterized in that: the drying device is characterized in that bases (3) are installed on two sides of the bottom of a lower clamping piece (4) through bolts, three groups of side distance fixing plates (401) are installed on two sides of the top of the lower clamping piece (4), three groups of coils (2) are installed on the top of the lower clamping piece (4) through the side distance fixing plates (401), an iron core (204) is installed on the top of each coil (2), a tapping connecting piece (202) is installed at the center of the front side of each coil (2), an upper clamping piece (5) is installed on the top of each coil (2), two groups of cross beams (502) are installed on two sides of the inside of each upper clamping piece (5), four groups of drying assemblies (1) are installed on two sides of the top of each upper clamping piece (5) through the cross beams (502), moisture absorption cotton (103) are installed on one side of the outside of each drying assembly (1), and protection plates (6) are installed on two sides of the outside of each upper clamping piece (5) through the cross beams (502), the inside of guard plate (6) installs otter board (601), and the inside one side of guard plate (6) installs four groups and accomodates groove (602).

2. The durable epoxy resin cast dry transformer of claim 1, wherein: an axial flow motor (101) is installed in the drying assembly (1), and fan blades (102) are installed on the outer portion of the axial flow motor (101) in a surrounding mode.

3. The durable epoxy resin cast dry transformer of claim 1, wherein: the front surface of the coil (2) is provided with an installation seat (201), and the outside of the installation seat (201) is provided with a high-voltage connection lead (203).

4. The durable epoxy resin cast dry transformer of claim 1, wherein: two groups of traction plates (301) are installed on two sides of the outer portion of the base (3), and mounting holes (302) are formed in two ends of the base (3).

5. The durable epoxy resin cast dry transformer of claim 1, wherein: and a grounding nut (402) is arranged on one side of the front surface of the lower clamping piece (4), and a rubber sleeve is sleeved outside the grounding nut (402).

6. The durable epoxy resin cast dry transformer of claim 1, wherein: four groups of hanging plates (501) are installed on two sides of the top of the upper clamping piece (5), and holes are formed in the hanging plates (501).