CN212625040U

CN212625040U - Energy-saving power frequency inverter transformer

Info

Publication number: CN212625040U
Application number: CN202021958319.2U
Authority: CN
Inventors: 吴艳生; 王学海
Original assignee: Zhengzhou Agus Electronic Technology Co ltd
Current assignee: Zhengzhou Agus Electronic Technology Co ltd
Priority date: 2020-09-09
Filing date: 2020-09-09
Publication date: 2021-02-26
Anticipated expiration: 2030-09-09

Abstract

The utility model discloses an energy-saving power frequency inverter transformer, including braced frame, transformer main part, first guard shield, second guard shield and block subassembly, braced frame one side is connected with the transformer main part, there is the first guard shield at the upper end of transformer main part, the transformer main part that the first guard shield below is located is provided with the second guard shield outward, the block subassembly includes the installation cassette that sets up in braced frame terminal surface both sides, the installation cassette is provided with first spout, wear to be equipped with the fixed fixture block with first spout sliding fit in the first spout, the fixed fixture block is located outside the first spout one end and is connected fixedly with first guard shield and second guard shield both sides terminal surface; two guard shields are installed outward to the contravariant transformer, carry out sliding fit and spacing fixed through the slider between two guard shields and the transformer installing frame, and it is very convenient that the dismouting gets up, and the structure of disconnect-type can effectually provide the protection to the contravariant transformer when using simultaneously, and homoenergetic is well improved in the aspect of heat conductivity and air permeability.

Description

Energy-saving power frequency inverter transformer

Technical Field

The utility model relates to a transformer technical field specifically is an energy-saving power frequency inverter transformer.

Background

The transformer is a device for changing alternating voltage by utilizing the principle of electromagnetic induction, and is composed of an iron core and a coil, wherein the coil is provided with two or more than two windings, the winding connected with a power supply is called a primary coil, and the other windings are called secondary coils. It can transform alternating voltage, current and impedance. The inverter transformer consists of an inverter bridge, control logic and a filter circuit, and is widely applied to air conditioners, computers, televisions, washing machines, smoke exhaust ventilators, refrigerators, video recorders, massagers, fans, home theaters, electric grinding wheels, electric tools, sewing machines, DVDs, VCDs, lighting and the like.

The transformer is all overlapped and is equipped with protective housing, generally links together with heat dissipation equipment for protect and temperature regulation to each part component in the transformer, protective housing in the current inverter transformer outside often fixes through fixed screw and welding mode when the installation, and this kind of fixed mode is especially inconvenient when carrying out the dismouting, often need demolish whole casing completely, when wasting time and energy, also lacks to some extent in the aspect of the heat dissipation.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an energy-saving power frequency inverter 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:

an energy-saving power frequency inverter transformer comprises a supporting frame, a transformer main body, a first shield, a second shield and a clamping assembly for facilitating installation of the first shield and the second shield, wherein one side of the supporting frame is connected with the transformer main body, the first shield is arranged on one side of the supporting frame where the upper end of the transformer main body is located, and the second shield is arranged at the lower end of the transformer main body where the lower end of the first shield is located;

the clamping assembly comprises an installation clamping seat which is arranged on the end face of the supporting frame and located on two sides of the first protective cover and the second protective cover, a first sliding groove is formed in one side, close to the first protective cover and the second protective cover, of the installation clamping seat, a fixed clamping block in sliding fit with the first sliding groove is arranged in the first sliding groove in a penetrating mode, one end, outside the first sliding groove, of the fixed clamping block is fixedly connected with the end faces of the two sides of the first protective cover and the second protective cover, a second sliding groove is formed in one end, inside the first sliding groove, of the fixed clamping block, a plurality of groups of pulleys are arranged in the second sliding groove, are connected and fixed with the installation clamping seat through fixed shafts in a rolling mode and are used for fixing the installation clamping seat and the fixed clamping block, and a fastening.

Preferably, a cooling fan is arranged on one side of the upper end of the first protective cover, and the cooling fan and the first protective cover are fixedly installed in a buckling mode.

Preferably, a mounting groove is formed in one side of the heat dissipation fan at the upper end of the first protective cover, a mounting plate is arranged on the mounting groove and above the transformer main body correspondingly, the mounting plate is fixedly connected with the end face of the first protective cover through a plurality of groups of fixing pieces, and a plurality of groups of wiring terminals communicated with the transformer main body are further arranged at the upper end of the mounting plate.

Preferably, a plurality of groups of ventilation grooves for circulating air in the first protective cover and the second protective cover are respectively formed on the end surfaces of the first protective cover and the second protective cover close to the installation clamping seat.

Preferably, the end faces, far away from the supporting frame, of the first protective cover and the second protective cover are respectively provided with a heat dissipation plate, and the heat dissipation plates are fixedly installed with the first protective cover and the second protective cover in a welding mode.

Preferably, the fastening assembly includes two sets of mounting holes which are provided on two sides of the end portions of the mounting clamp seat and the fixed clamp block and correspond to each other, fastening screws are assembled in the mounting holes, and a gasket used for protecting the fastening screws is clamped between the fastening screws and the end face of the mounting clamp seat.

Compared with the prior art, the beneficial effects of the utility model are that: the two protective covers are arranged outside the inverter transformer, the two protective covers and the transformer mounting frame are in sliding fit and are fixed in a limiting mode through the sliding blocks, the assembly and disassembly are very convenient, meanwhile, the separated structure can effectively protect the inverter transformer when in use, and both the heat conductivity and the ventilation performance can be well improved;

when promoting the guard shield and removing suitable position, twist and move fastening screw and make guard shield and transformer frame attach together, accomplish fixed work, the use of packing ring can the effective dispersion by the pressure on connecting piece surface, the protection cassette terminal surface can not receive destruction, in addition on the guard shield, radiator fan cooperation air exchange groove enables the guard shield in the air production circulation, thereby take away the heat that the components and parts surface gived off with the life who improves the transformer through the circulation of air and cooperation heating panel, practical effect is showing.

Drawings

Fig. 1 is a schematic structural diagram of an energy-saving power frequency inverter transformer.

Fig. 2 is a schematic structural diagram of a first shield in an energy-saving power frequency inverter transformer.

Fig. 3 is a schematic structural diagram of a second shield in an energy-saving power frequency inverter transformer.

Fig. 4 is a schematic structural diagram of a fixed fixture block in an energy-saving power frequency inverter transformer.

In the figure: the transformer comprises a supporting frame 1, a transformer body 2, a first shield 3, a second shield 4, a cooling fan 5, a mounting plate 6, a fixing piece 7, a ventilating groove 8, a mounting clamping seat 9, a fastening screw 10, a gasket 11, a fixing clamping block 12, a wiring terminal 13, a cooling plate 14, a mounting hole 15, a first sliding groove 16, a second sliding groove 17 and a pulley 18.

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.

Referring to fig. 1-4, in an embodiment of the present invention, an energy-saving power frequency inverter transformer includes a supporting frame 1, a transformer main body 2, a first shield 3, a second shield 4, and a fastening component for facilitating the installation of the first shield 3 and the second shield 4, wherein one side of the supporting frame 1 is connected to the transformer main body 2, the first shield 3 is disposed on one side of the supporting frame 1 where the upper end of the transformer main body 2 is located, and the second shield 4 is disposed at the lower end of the transformer main body 2 where the lower end of the first shield 3 is located;

the clamping assembly comprises a mounting clamping seat 9 which is arranged on the end face of the supporting frame 1 and positioned on two sides of the first shield 3 and the second shield 4, a first sliding groove 16 is formed in one side, close to the first shield 3 and the second shield 4, of the mounting clamping seat 9, a fixed clamping block 12 in sliding fit with the first sliding groove 16 is arranged in the first sliding groove 16 in a penetrating manner, one end, outside the first sliding groove 16, of the fixed clamping block 12 is fixedly connected with the end faces on two sides of the first shield 3 and the second shield 4, one end, inside the first sliding groove 16, of the fixed clamping block 12 is provided with a second sliding groove 17, and a plurality of groups of pulleys 18 which are in rolling connection with the second sliding groove 17 and are fixedly connected with the mounting clamping seat 9 through fixed shafts are arranged; the fixed clamping block 12 is clamped in the mounting clamping seat 9 and is in sliding fit with the inner wall of the first sliding groove 16, when the first protective cover 3 and the second protective cover 4 are pushed, the fixed clamping block 12 slides on the inner wall of the first sliding groove 16, so that the pulley 18 is driven to roll in the second sliding groove 17, the transmission efficiency and the working stability of the fixed clamping block 12 and the mounting clamping seat 9 can be effectively improved in a rolling mode, and the friction loss is reduced;

a fastening assembly for fixing the mounting clamping seat 9 and the fixed clamping block 12 is further arranged at the joint of the mounting clamping seat 9 and the fixed clamping block 12, the fastening assembly comprises two groups of mounting holes 15 which are formed in two sides of the end portions of the mounting clamping seat 9 and the fixed clamping block 12 and correspond to each other, fastening screws 10 are assembled in the mounting holes 15, and a gasket 11 for protecting the fastening screws 10 is clamped between the fastening screws 10 and the end face of the mounting clamping seat 9; when the mounting holes 15 on the mounting clamping seat 9 and the fixed clamping block 12 are arranged together after sliding, the fastening screw 10 is screwed, the fastening screw 10 penetrates through the mounting clamping seat 9 and the fixed clamping block 12 to connect and fix the mounting clamping seat 9 and the fixed clamping block 12 together in a matching manner, so that the fixing work of the first shield 3, the second shield 4 and the supporting frame 1 is completed, wherein the gasket 11 is used for protecting the surface of the connected piece from being scratched by the screw and dispersing the pressure of the screw on the connected piece;

a heat radiation fan 5 is arranged on one side of the upper end of the first shield 3, a mounting groove is formed in one side of the heat radiation fan 5 where the upper end of the first shield 3 is arranged and fixed between the heat radiation fan 5 and the first shield 3 in a buckling mode, the heat radiation fan 5 is an axial flow fan, blades of the axial flow fan push air to flow in the same direction as the shaft, so that the flow direction of most of air flow is parallel to the shaft, and in use, the axial flow fan is usually arranged on a cabinet of electrical equipment and sometimes integrated on a motor; the mounting groove is correspondingly provided with a mounting plate 6 above the transformer main body 2, the mounting plate 6 is fixedly connected with the end surface of the first shield 3 through a plurality of groups of fixing pieces 7, and a plurality of groups of wiring terminals 13 communicated with the transformer main body 2 are arranged at the upper end of the mounting plate 6; the wiring terminal 13 is arranged outside the first shield 3 and connected with the transformer main body 2 together, and is used for facilitating the connection of the transformer main body into an external connection circuit and improving the safety of line connection by matching with the mounting plate 6;

a plurality of groups of ventilation grooves 8 for enabling air in the first protective cover 3 and the second protective cover 4 to circulate are respectively formed in the end faces, close to the mounting clamping seat 9, of the first protective cover 3 and the second protective cover 4, heat dissipation plates 14 are respectively arranged on the end faces, far away from the supporting frame 1, of the first protective cover 3 and the second protective cover 4, and the heat dissipation plates 14 are fixedly mounted with the first protective cover 3 and the second protective cover 4 in a welding mode; the heat dissipation plate 14 is made of a metal plate with good heat conductivity, and a plurality of groups of heat conduction pipes are attached to the surface of the heat dissipation plate 14, so that heat in a main heating area inside the transformer can be uniformly distributed on the whole aluminum plate, and then the heat is distributed outside the first protection cover 3 and the second protection cover 4 through heat dissipation holes.

The utility model discloses a theory of operation is: when the mounting device is mounted, the first shield 3 and the second shield 4 are pushed, the fixed fixture block 12 slides on the inner wall of the first sliding groove 16, so that the pulley 18 is driven to roll in the second sliding groove 17, and the fastening screw 10 is screwed when the mounting clamp seat 9 and the mounting hole 15 on the fixed fixture block 12 are arranged together after sliding, so that the fixing work of the first shield 3, the second shield 4 and the supporting frame 1 is completed; two guard shields are installed outward to the contravariant transformer, carry out sliding fit and spacing fixed through the slider between two guard shields and the transformer installing frame, and it is very convenient that the dismouting gets up, and the structure of disconnect-type can be effectual when using provides the protection to the contravariant transformer simultaneously, can obtain good improvement.

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.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. An energy-saving power frequency inverter transformer comprises a supporting frame (1), a transformer main body (2), a first shield (3), a second shield (4) and a clamping assembly for facilitating installation of the first shield (3) and the second shield (4), and is characterized in that one side of the supporting frame (1) is connected with the transformer main body (2), the first shield (3) is arranged on one side of the supporting frame (1) where the upper end of the transformer main body (2) is located, and the second shield (4) is arranged at the lower end of the transformer main body (2) where the lower end of the first shield (3) is located;

the clamping assembly comprises a mounting clamping seat (9) arranged on the end face of the supporting frame (1) and positioned on two sides of the first protective cover (3) and the second protective cover (4), the mounting clamping seat (9) is close to one side of the first protective cover (3) and one side of the second protective cover (4) and provided with a first sliding groove (16), a fixed clamping block (12) in sliding fit with the first sliding groove (16) is arranged in the first sliding groove (16) in a penetrating mode, one end, outside the first sliding groove (16), of the fixed clamping block (12) is fixedly connected with the end faces of the two sides of the first protective cover (3) and the second protective cover (4), one end, inside the first sliding groove (16), of the fixed clamping block (12) is provided with a second sliding groove (17), a plurality of groups of pulleys (18) which are used for being in rolling connection with the second sliding groove (17) and fixedly connected with the mounting clamping seat (9) through a fixed shaft are arranged in the second sliding groove (17), and the joint of the mounting clamping seat (9) and the fixed clamping block (12) And the fastening assembly fixes the fixed clamping block (12).

2. The energy-saving power frequency inverter transformer according to claim 1, wherein a heat dissipation fan (5) is disposed on one side of the upper end of the first shield (3), and the heat dissipation fan (5) and the first shield (3) are fixed by being fastened.

3. The energy-saving power frequency inverter transformer according to claim 2, wherein a mounting groove is formed on one side of the heat dissipation fan (5) at the upper end of the first shield (3), a mounting plate (6) is correspondingly arranged above the transformer body (2), the mounting plate (6) is fixedly connected with the end face of the first shield (3) through a plurality of fixing pieces (7), and a plurality of connecting terminals (13) communicated with the transformer body (2) are further arranged at the upper end of the mounting plate (6).

4. The energy-saving power frequency inverter transformer of claim 1, wherein a plurality of sets of ventilation slots (8) for circulating air in the first shield (3) and the second shield (4) are respectively formed on the end surfaces of the first shield (3) and the second shield (4) close to the mounting clamping seat (9).

5. The energy-saving power frequency inverter transformer according to claim 1, wherein the first shield (3) and the second shield (4) are respectively provided with a heat dissipation plate (14) at the end surfaces thereof far away from the support frame (1), and the heat dissipation plates (14) are fixedly installed with the first shield (3) and the second shield (4) by welding.

6. The energy-saving power frequency inverter transformer according to claim 1, wherein the fastening assembly comprises two sets of mounting holes (15) which are formed on two sides of the end portions of the mounting clamping seat (9) and the fixing clamping block (12) and correspond to each other, fastening screws (10) are assembled in the mounting holes (15), and a gasket (11) for protecting the fastening screws (10) is clamped between the fastening screws (10) and the end surface of the mounting clamping seat (9).