CN110911095A

CN110911095A - POT transformer

Info

Publication number: CN110911095A
Application number: CN201911263502.2A
Authority: CN
Inventors: 韦洁琳
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-12-11
Filing date: 2019-12-11
Publication date: 2020-03-24

Abstract

The invention discloses a POT (Point of care) transformer, which comprises a transformer, a shell and a water pump, wherein the bottom surface of the shell protrudes upwards to form a boss, conductive blocks are arranged on the inner wall surface of the shell opposite to pins of the transformer, slots are formed in the surfaces of the conductive blocks, the pins on the transformer are inserted into the corresponding slots, the outer sides of the conductive blocks protrude outwards to form a fixed part, one ends of the fixed parts are embedded in the shell, conductive rods are welded and fixed on the bottom surface of the fixed part, a cover plate for opening or sealing the opening is arranged on an opening in the upper end of the shell, insulating liquid is arranged in the shell, and a pressing mechanism for pressing the pins is arranged on the cover plate. The invention has simple structure, can effectively protect the transformer through the shell and the cover plate, can make the insulating liquid inside circulate inside and outside through the return pipe and the water pump, greatly increases the heat dissipation effect, and greatly increases the mounting and dismounting efficiency through the plug-in type transformer.

Description

POT transformer

Technical Field

The invention relates to the technical field of transformers, in particular to a POT transformer.

Background

The transformer consists of an iron core (or a magnetic core) and a coil. It can transform alternating voltage, current and impedance. The existing silicon steel sheet technology in the transformer cannot keep up with the capacity requirement, so that the product heat dissipation is poor, and the temperature of an iron core is usually high. If the temperature of the transformer is too high, the coil of the transformer is unfavorable, the coil is easy to age, the service life of the coil is shortened, and fire hazard also exists when the temperature of the transformer is too high.

Present transformer radiating effect is not ideal, and the outside does not have protection architecture, receives outside direct striking or inflation easily, easily causes the damage of transformer, and present transformer generally all is welded fastening for when dismantling, need melt the welding point, just can take off, unusual trouble influences dismantlement and installation effectiveness.

Disclosure of Invention

The technical problem to be solved by the present invention is to provide a POT transformer to solve the problems mentioned in the background art.

The invention is realized by the following technical scheme: a POT transformer comprises a transformer, a shell and a water pump, wherein the bottom surface of the shell protrudes upwards to form a boss for placing the transformer, the transformer is arranged in the shell, the bottom surface of the transformer is placed on the boss, conductive blocks are arranged on the inner wall surface of the shell opposite to pins of the transformer, an insertion slot is arranged on the surface of each conductive block, a circle of first rubber ring is embedded around an opening in the upper end of the insertion slot, the pins on the transformer are inserted into the corresponding insertion slots, the outer wall surfaces of the pins are abutted against the inner wall surfaces of the insertion slot, a gap between the opening in the upper end of the insertion slot and the pins is sealed by the first rubber ring, the outer sides of the conductive blocks protrude outwards to form a fixing part, one end of each fixing part is embedded in the shell, conductive rods are welded and fixed on the bottom surface of the fixing part, and one end of each conductive rod penetrates, an opening at the upper end of the shell is provided with a cover plate for opening or sealing the opening, insulating liquid is arranged in the shell, and a pressing mechanism for pressing the pins is arranged on the cover plate.

As the preferred technical scheme, a return pipe with a U-shaped structure is fixed on two side surfaces of the shell in a soaking mode, the water pump is arranged on the return pipe and communicated with the return pipe, and the water pump is a direct-current miniature small water pump for the fountain sound equipment.

According to the preferable technical scheme, one end of the cover plate is fixed on the shell through the hinge, the other end of the cover plate is locked and fixed on the shell through the hand-screwed bolt, a rubber layer is installed on the end face of the upper end of the shell in a circle surrounding the end face in an embedded mode, and the top face of the rubber layer is abutted to the bottom face of the cover plate.

As preferred technical scheme, hold-down mechanism includes roof and the depression bar more than one, the apron is just all being equipped with a through-hole to pin department, the roof sets up on the surface of apron, downward protrusion forms the fixture block more than one on the bottom surface of roof, the surface of apron is just all being equipped with a draw-in groove to fixture block department, fixture block one end all inserts in the draw-in groove, depression bar one end soaking melts and fixes on the bottom surface of roof, the other end passes the through-hole respectively and extends to inside the casing, and all install the clamp plate, the bottom surface of clamp plate all offsets with the pin on the transformer, all be fixed with the second rubber circle through the waterproof glue adhesion in the through-hole, the interior anchor ring face of second rubber circle offsets with the outer wall face of.

As the preferred technical scheme, the conducting rods and the pins are vertically and oppositely arranged.

As the preferred technical scheme, the top surface of the transformer is abutted against the bottom surface of the cover plate, and the transformer is pressed and fixed downwards by the cover plate.

The invention has the beneficial effects that:

1. the transformer can be completely protected through the outer shell and the cover plate, the transformer is prevented from being directly impacted or expanded, and safety is improved.

2. The heat dissipation effect of the transformer can be greatly increased through the internal insulating liquid, and the internal and external circulation of the internal insulating liquid can be realized through the return pipe, so that the heat can be quickly transmitted, the heat dissipation effect is increased, and the damage of the transformer caused by overheating is greatly reduced.

3. The separation sets up between transformer and the casing, and after the conducting rod and the circuit board welded fastening of casing lower extreme, the transformer can be connected through the mode of pegging graft and conducting rod electricity to after covering the apron, can push down the transformer, can also push down the pin through hold-down mechanism simultaneously, great increase stability, and when dismantling, open both and just can take out the transformer, great having made things convenient for the dismantlement, need not to weld once more and fuse.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the structure of the return pipe of the present invention;

FIG. 3 is a schematic structural diagram of a conductive block according to the present invention.

Detailed Description

As shown in fig. 1, 2 and 3, the POT transformer comprises a transformer 15, a housing 7 and a water pump 9, wherein a boss 17 for placing the transformer is formed by projecting the bottom surface of the housing 7 upwards, the transformer 15 is arranged in the housing 7, the bottom surface of the transformer 15 is placed on the boss 17, a conductive block 12 is arranged on the inner wall surface of the housing 7 opposite to the pin of the transformer 15, a slot 16 is arranged on the surface of the conductive block 12, a circle of first rubber ring 10 is embedded in the opening at the upper end of the slot 16 around the opening, the pins on the transformer 15 are inserted into the corresponding slots 16, the outer wall surfaces of the pins are all abutted against the inner wall surface of the slot 16, the gap between the opening at the upper end of the slot 16 and the pins is sealed by the first rubber ring 10, the outer side of the conductive block 12 is outwardly projected to form a fixing portion 11, one end of the fixing portion 11 is all embedded in the, all welded fastening has conducting rod 13 on the bottom surface of fixed part 11, and conducting rod 13 one end all passes casing 7 and extends to the external world, is equipped with on the opening of casing 7 upper end and opens or sealed open-ended apron 4, and casing 7 is inside to be equipped with insulating liquid, installs the hold-down mechanism who compresses tightly the pin on the apron 4.

In this embodiment, the two side surfaces of the shell 7 are uniformly heated and fused with the return pipe 8 of the U-shaped structure, the water pump 9 is installed on the return pipe 8 and communicated with the return pipe 8, the water pump 9 is a direct-current miniature water pump for the fountain sound equipment, and the return pipe is made of brass materials, so that the heat conduction effect is improved.

In this embodiment, one end of the cover plate 4 is fixed on the casing 7 through the hinge, the other end of the cover plate is fixed on the casing 7 through the locking of the hand-screwed bolt 1, the rubber layer is installed on the end face of the upper end of the casing 7 in a circle-embedded mode around the end face, the top surface of the rubber layer is abutted to the bottom surface of the cover plate 4, and the sealing performance between the cover plate and the casing is improved through the rubber layer.

In the embodiment, the pressing mechanism comprises a top plate 2 and more than one pressing rod 6, a through hole is arranged at the position, right to the pins, of the cover plate 4, the top plate 2 is arranged on the surface of the cover plate 4, more than one clamping block 3 is formed by downward protrusion of the bottom surface of the top plate 2, a clamping groove is arranged at the position, right to the clamping block 3, of the surface of the cover plate 4, one end of each clamping block 3 is inserted into the clamping groove, one end of each pressing rod 6 is fixed on the bottom surface of the top plate 2 in a soaking mode, the other end of each pressing rod passes through, and all install clamp plate 14, the bottom surface of clamp plate 14 all offsets with the pin on the transformer 15, all is fixed with second rubber circle 5 through the waterproof glue adhesion in the through-hole, and the interior anchor ring face of second rubber circle 5 offsets with the outer wall of depression bar 6, and depression bar 6 and clamp plate 14 are made by insulating material, have avoided the cable to transmit to the external world along clamp plate or depression bar, have increased the security.

In this embodiment, the conductive rod 13 and the pins are vertically and oppositely arranged, so that the positions of the conductive rod are the same as those of the pins on the transformer, and thus, when the transformer is mounted, the positions of the pads on the circuit board do not need to be changed.

In this embodiment, the top surface of the transformer 15 is pressed against the bottom surface of the cover plate 4, and the transformer 15 is pressed and fixed downward by the cover plate 4.

The materials of the conductive block, the fixing part and the conductive rod are the same as those of the pins, so that the conductive block, the fixing part and the conductive rod are not in conflict with the pins.

During the installation, directly with conducting rod direct weld fixation in the pad of circuit board, when installing the transformer, then only need open the apron, place the transformer on the boss, and insert the pin in the slot, make pin and conducting block intercommunication, and accomplish the electricity with the circuit board through fixed part and conducting rod and be connected, accomplish the back, twist the bolt through the hand and cover the apron again, can effectually push down the transformer through the apron, the stability of transformer has been increased, and simultaneously, the roof is pushed down, the removal of roof has driven depression bar and clamp plate, until making clamp plate and pin offset, also make the fixture block on the roof fixed with the draw-in groove joint on the apron, can effectually push down the pin through the clamp plate, make compressing tightly firm stability support in the slot, the stability of pin has been increased.

Wherein, the radiating effect of transformer has been increased through the insulating liquid that is located the casing inside, and because installed the water pump on the back flow, the input of water pump then is connected with the power on the circuit board through the wire for the water pump can start, can inhale the back flow with the insulating liquid of casing inside through the water pump, and through the reentrant casing of back flow, make insulating liquid can form the inside and outside circulation, make the heat can quick transmission, increased the radiating effect.

Wherein, can be effectual sealed with the transformer through setting up in the outside casing of transformer and apron, avoided direct striking to the transformer, increased the security.

Claims

1. A POT transformer, characterized by: the transformer comprises a transformer, a shell and a water pump, wherein the bottom surface of the shell protrudes upwards to form a boss for placing the transformer, the transformer is arranged in the shell, the bottom surface of the transformer is placed on the boss, the inner wall surface of the shell is provided with a conductive block opposite to pins of the transformer, the surface of the conductive block is provided with an insertion slot, a circle of first rubber ring is embedded in the opening at the upper end of the insertion slot, the pins on the transformer are inserted into the corresponding insertion slots, the outer wall surfaces of the pins are abutted against the inner wall surface of the insertion slot, a gap between the opening at the upper end of the insertion slot and the pins is sealed by the first rubber ring, the outer sides of the conductive blocks protrude outwards to form a fixing part, one end of the fixing part is embedded in the shell, the bottom surface of the fixing part is welded and fixed with a conductive rod, one end of the conductive rod penetrates through the shell and extends to, insulating liquid is arranged in the shell, and a pressing mechanism for pressing the pins is installed on the cover plate.

2. The POT transformer of claim 1, wherein: a U-shaped return pipe is fixed on two side surfaces of the shell in a soaking mode, a water pump is mounted on the return pipe and communicated with the return pipe, and the water pump is a direct-current miniature water pump for a fountain sound.

3. The POT transformer of claim 1, wherein: one end of the cover plate is fixed on the shell through a hinge, the other end of the cover plate is locked and fixed on the shell through a hand-screwed bolt, a rubber layer is installed on the end face of the upper end of the shell in a circle surrounding the end face in an embedded mode, and the top face of the rubber layer is abutted to the bottom face of the cover plate.

4. The POT transformer of claim 1, wherein: hold-down mechanism includes roof and the depression bar more than one, the apron is just all being equipped with a through-hole to pin department, the roof sets up on the surface of apron, downward protrusion forms the fixture block more than one on the bottom surface of roof, the surface of apron is just all being equipped with a draw-in groove to fixture block department, fixture block one end is all inserted in the draw-in groove, depression bar one end soaking is fixed in on the bottom surface of roof, the other end passes the through-hole respectively and extends to inside the casing, and all install the clamp plate, the bottom surface of clamp plate all offsets with the pin on the transformer, all be fixed with the second rubber circle through the waterproof glue adhesion in the through-hole, the interior anchor ring face of second rubber circle offsets with the outer wall.

5. The POT transformer of claim 1, wherein: the conducting rod and the pin are vertically and oppositely arranged.

6. The POT transformer of claim 1, wherein: the top surface of transformer all offsets with the bottom surface of apron, and the transformer is pressed down to fix by the apron.