CN213366314U - Sealed electronic transformer - Google Patents

Abstract

The utility model provides a sealed electronic transformer, which relates to the field of electronic transformers and comprises an upper clamping cover, wherein the front side and the back side of the upper clamping cover are both provided with four heat dissipation slotted holes, the bottom of the upper clamping cover is clamped and connected with a fixed placing component, the fixed placing component comprises a placing plate, the middle parts of the two sides of the top end of the placing plate are both fixedly connected with a composition plate, the front side and the back side of the two composition plates are both fixedly connected with four clamping blocks, the two sides of the upper clamping cover are both provided with clamping ports, the inner walls of the two sides of the two clamping ports are both provided with four clamping grooves, and the sixteen clamping grooves are respectively clamped and; this electronic transformer utilizes the joint lid and fixes and place the subassembly block and form a sealed protective housing, protects the transformer main part wherein, the combination of these two with dismantle all very simple, and connect the protection that a small part of pin bottom also can receive spread groove hole inner wall, possess certain pin protect function like this.

Description

Sealed electronic transformer

Technical Field

The utility model relates to an electronic transformer technical field especially relates to a sealed electronic transformer.

Background

The electronic transformer is an electronic device which converts the alternating voltage of the commercial power into direct current and then forms a high-frequency alternating voltage output by a semiconductor switching device, an electronic element and a high-frequency transformer winding.

Carry out some circuit laboratories in the laboratory, often can increase some electronic transformer in testing arrangement and realize the circuit voltage transformation, electronic transformer's like this kind of laboratory is connected and is mainly realized by the connection pin of bottom, do not adopt sealed mode usually for the damage of protection transformer, the sealed electronic transformer of a kind of current, directly adopt a sealed shell to seal the parcel, then connect the use through exposed pin, like this at pin dislocation butt joint, or the transformer gets and causes the pin fracture very easily when putting, direct damage that has just led to whole transformer.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, one of the purposes of the utility model is to provide a sealed electronic transformer, which can protect the connecting pins when in normal use.

The utility model discloses an one of the purpose adopts following technical scheme to realize: the utility model provides a sealed electronic transformer, includes the joint lid, four heat dissipation slotted holes have all been seted up to the front and the reverse side of going up the joint lid, it is connected with the fixed subassembly of placing to go up joint lid bottom block, the fixed subassembly of placing is including placing the board, place the equal fixedly connected with compoboard in middle part of board top both sides, two four block pieces of the equal fixedly connected with in front and the reverse side of compoboard, the joint mouth has all been seted up to the both sides of going up the joint lid, two four block grooves, sixteen have all been seted up to the inner wall of joint mouth both sides the block groove is connected with sixteen block pieces block respectively, two the fixed slot has all been seted up, two to the middle part of one side in opposite directions to the compoboard two extrusion springs of the equal fixedly connected.

Furthermore, the bottom ends of the two extrusion springs are fixedly connected with a movable plate, one end of the movable plate is embedded in the fixed groove, and the other end of the movable plate is fixedly connected with a clamping plate.

Furthermore, the top end of the placing plate is close to two sides of the two combined plates, connecting groove holes are formed in the two sides, and a supporting plate is embedded in the middle of the inner wall of each connecting groove hole.

Further, the top of placing the board is provided with transformer main part, two leading foot boards of both sides fixedly connected with of transformer main part bottom, two the bottom of leading foot board all through connection has a plurality of connection pins.

Further, two the cardboard all sets up to the font of falling C, and two the cardboard is connected with the both sides block at transformer main part top.

Furthermore, the two pin plates are respectively embedded in the two connecting groove holes, and the connecting pins respectively penetrate through the two connecting groove holes.

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

1. this electronic transformer utilizes the joint lid and fixes and place the subassembly block and form a sealed protective housing, protects the transformer main part wherein, these combination between them and dismantlement all very simple, connect the pin and expose through seting up outside the spread groove hole of placing the board bottom, and connect the protection that a small part of pin bottom also can receive the spread groove hole inner wall, can enough ensure the normal use of transformer like this, also possess certain pin protect function.

2. This electronic transformer has seted up the fixed slot on two compoboards of fixed subassembly of placing, and inside is through the cooperation of extrusion spring, movable plate and cardboard, and it is fixed to utilize extrusion spring's tension control cardboard to realize the block to the transformer main part, and because the particularity of extrusion spring atress deformation, when connecting the pin and receiving great resistance, can realize the shrink protection of certain degree with power feedback to extrusion spring department, is the protection of the second way to the pin.

Drawings

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

FIG. 2 is a schematic structural view of the upper latch cover of the present invention;

fig. 3 is a schematic structural view of the fixing and placing assembly of the present invention;

fig. 4 is a connection structure diagram of the transformer main body and the fixed placing component of the present invention;

fig. 5 is an enlarged schematic view of a structure shown in fig. 3 according to the present invention.

In the figure: 1. an upper clamping cover; 101. a heat dissipation slot; 102. a clamping groove; 2. fixing and placing the assembly; 3. a transformer body; 301. a foot guide plate; 302. connecting pins; 4. placing the plate; 401. connecting the slotted holes; 402. a support plate; 5. a composition board; 501. a clamping block; 502. fixing grooves; 6. moving the plate; 7. clamping a plate; 8. compressing the spring.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and the detailed description, and it should be noted that the embodiments or technical features described below can be arbitrarily combined to form a new embodiment without conflict.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1 to 5, a sealed electronic transformer includes an upper clamping cover 1, four heat dissipating slots 101 are formed on both front and back sides of the upper clamping cover 1, the heat dissipating slots 101 dissipate heat of the entire sealed space, a fixing and placing assembly 2 is clamped and connected to the bottom of the upper clamping cover 1, the fixing and placing assembly 2 includes a placing plate 4, a combination plate 5 is fixedly connected to the middle portion of both sides of the top end of the placing plate 4, four engaging blocks 501 are fixedly connected to both front and back sides of the two engaging plates 5, the top of the engaging block 501 has an inclined arc shape, two sides of the upper clamping cover 1 are respectively formed with clamping ports, four engaging grooves 102 are formed on the inner walls of both sides of the two engaging ports, the sixteen engaging grooves 102 are respectively clamped and connected with the sixteen engaging blocks 501, the engaging grooves 102 are more easily engaged with the arc-shaped slope of the top of the engaging blocks when combined, fixing grooves 502 are formed in the middle portions of the, two extrusion springs 8 are fixedly connected to the top ends of the inner walls of the two fixing grooves 502.

Two extrusion spring 8's bottom fixedly connected with movable plate 6, the top of extrusion spring 8 and the top fixed connection of fixed slot 502 inner wall, the bottom of extrusion spring 8 and the top fixed connection of 6 one ends of movable plate, and the one end of movable plate 6 inlays and establishes in fixed slot 502, the other end fixedly connected with cardboard 7 of movable plate 6, cardboard 7 is coordinating extrusion spring 8 and movable plate 6 and is injectd transformer body 3's position, the other end of movable plate 6 and the middle part fixed connection of cardboard 7 one side, it is even to ensure cardboard 7 both ends atress like this, two cardboard 7 all set up to the font of falling C, C word mouth is all downward, and two cardboard 7 are connected with the both sides block at transformer body 3 top, the length of cardboard 7 siding wall will be greater than transformer body 3's width, can thoroughly centre gripping transformer body 3 like this.

Placing 4 top ends of board and all having seted up connection slotted hole 401 near the both sides of two compoboards 5, the middle part of connecting slotted hole 401 inner wall is inlayed and is equipped with layer board 402, layer board 402 is convenient for place pin board 301, the top of placing 4 is provided with transformer main body 3, two pin boards 301 of both sides fixedly connected with of 3 bottoms of transformer main body, the bottom of two pin boards 301 all through connection has a plurality of connection pins 302, two pin boards 301 inlay respectively and establish in two connection slotted holes 401, and a plurality of connection pins 302 run through two connection slotted holes 401 respectively, a small part of connection pin 302 can be in connection slotted hole 401 in advance, be convenient for connect the protection of slotted hole 401 to connection pin 302.

The working principle is as follows:

firstly, the transformer main body 3 is fixedly sealed, the transformer main body 3 is fixedly arranged in the fixed placing component 2, the two pin plates 301 are embedded in the two connecting slotted holes 401, and to ensure that the connection pins 302 pass through the connection slots 401, after the position of the transformer main body 3 on the mounting board 4 is determined, when the two clamping boards 7 connected with the two combined boards 5 are lifted, the two clamping boards 7 respectively drive the connected moving board 6 to move upwards in the fixed groove 502, the pressing springs 8 are pressed while the moving plate 6 moves upwards, the two clamping plates 7 are continuously lifted until the two clamping plates 7 can clamp the two ends of the top of the transformer main body 3, the clamping plates 7 are released, at the moment, the four pressing springs 8 are pressed downwards by utilizing restoring force, the two clamping plates 7 act on the two clamping plates 7 through conduction of the moving plate 6, so that the two clamping plates 7 can clamp and fix the transformer main body 3;

after the transformer body 3 is fixed, the upper clamping cover 1 is connected and sealed, the clamping grooves 102 on the inner walls of the clamping interfaces on the two sides of the upper clamping cover 1 are clamped and connected with the clamping blocks 501 on the two ends of the composition board 5 to realize sealing connection, in the connection process, the top of each clamping block 501 has a certain radian, so that the connection process is relatively smooth, and after the clamping blocks 501 and the clamping grooves 102 are clamped and connected, the outer walls of the bottoms of the clamping blocks 501 are matched and connected with the inner walls of the clamping grooves 102, so that the upper clamping cover 1 is not easy to fall off;

after the built-up connection is accomplished, when the transformer uses, according to the experimental apparatus demand, utilize connection pin 302 to connect whole transformer in the circuit, start work, at the in-process of connection pin 302 and pin jogged joint, if both do not align, connection pin 302 can receive the reaction force of pin downthehole wall, at this moment connection pin 302 will do all can conduct to extrusion spring 8 department, extrusion spring 8 can carry out the buffering of certain degree to power, ensure that connection pin 302 can not split, make whole transformer can also normal use, and at whole transformer during operation, heat dissipation slotted hole 101 can carry out fine heat dissipation to the inner space.

The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention cannot be limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are all within the protection scope of the present invention.

Claims (6)

1. The utility model provides a sealed electronic transformer, includes upper clamping lid (1), its characterized in that: the front and the back of the upper clamping cover (1) are both provided with four heat dissipation slotted holes (101), the bottom of the upper clamping cover (1) is connected with a fixed placing component (2) in a clamping way, the fixed placing component (2) comprises a placing plate (4), the middle parts of the two sides of the top end of the placing plate (4) are fixedly connected with combination plates (5), the front and the back of the two combination plates (5) are fixedly connected with four clamping blocks (501), go up the joint mouth all seted up in the both sides of joint lid (1), two four block groove (102), sixteen have all been seted up to the inner wall of joint mouth both sides block groove (102) are connected with sixteen block piece (501) block respectively, two fixed slot (502), two have all been seted up at the middle part of one side in opposite directions in compoboard (5) two extrusion spring (8) of the equal fixedly connected with in top of fixed slot (502) inner wall.

2. A sealed electronic transformer according to claim 1, wherein: the bottom end of each of the two extrusion springs (8) is fixedly connected with a movable plate (6), one end of each movable plate (6) is embedded in the corresponding fixed groove (502), and the other end of each movable plate (6) is fixedly connected with a clamping plate (7).

3. A sealed electronic transformer according to claim 1, wherein: the top end of the placing plate (4) is close to two sides of the two combined plates (5) and is provided with connecting slotted holes (401), and the middle part of the inner wall of each connecting slotted hole (401) is embedded with a supporting plate (402).

4. A sealed electronic transformer according to claim 1, wherein: the transformer is characterized in that a transformer main body (3) is arranged at the top end of the placing plate (4), two pin plates (301) are fixedly connected to the two sides of the bottom end of the transformer main body (3), and a plurality of connecting pins (302) are connected to the bottom ends of the two pin plates (301) in a penetrating mode.

5. A sealed electronic transformer according to claim 2, wherein: two cardboard (7) all set up to the font of falling C, and two cardboard (7) are connected with the both sides block at transformer main part (3) top.

6. A sealed electronic transformer according to claim 4, wherein: the two pin plates (301) are respectively embedded in the two connecting slotted holes (401), and the connecting pins (302) respectively penetrate through the two connecting slotted holes (401).

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