CN216054142U

CN216054142U - Novel anti-interference high-frequency transformer

Info

Publication number: CN216054142U
Application number: CN202122361850.2U
Authority: CN
Inventors: 林士洋
Original assignee: Tianchang Zefeng Electronic Co ltd
Current assignee: Tianchang Zefeng Electronic Co ltd
Priority date: 2021-09-28
Filing date: 2021-09-28
Publication date: 2022-03-15
Anticipated expiration: 2031-09-28

Abstract

The utility model discloses a novel anti-interference high-frequency transformer, which comprises a case with a case door arranged on one side and a mounting plate with a clamping structure arranged on the upper end surface, wherein the mounting plate is horizontally arranged at the bottom in the case, a transformer main body is clamped and fixed on the upper end surface of the mounting plate, limiting sliding edges are formed on two sides of the mounting plate and are embedded into inner walls of two sides of the case in a sliding manner, a moving block is formed on one side, away from the case door, of the lower end surface of the mounting plate, a lead screw is matched in the moving block, the lead screw is movably arranged at the bottom in the case, one end of the lead screw penetrates out of the case and is provided with a handle, meanwhile, a fan is arranged on the bottom surface in the case, the fan is positioned below the mounting plate, a ventilation cavity is arranged in the inner wall of the case, and the bottom end of the ventilation cavity is communicated with a cavity below the mounting plate in the case. This novel anti-interference high frequency transformer, rational in infrastructure, the dismouting of being convenient for, easily later stage maintenance, convenient to use has just improved the radiating effect.

Description

Novel anti-interference high-frequency transformer

Technical Field

The utility model belongs to the technical field of transformers, and particularly relates to a novel anti-interference high-frequency transformer.

Background

The high-frequency transformer is a power transformer with the working frequency exceeding the intermediate frequency (10 kHz), is mainly used as a high-frequency switching power transformer in a high-frequency switching power supply, and is also used as a high-frequency inverter power transformer in a high-frequency inverter power supply and a high-frequency inverter welding machine. According to the working frequency, the method can be divided into several grades: 10 kHz-50 kHz, 50kHz-100kHz, 100 kHz-500 kHz, 500 kHz-1 MHz and more than 10 MHz.

At present, traditional high frequency transformer, some lack anti jamming mechanism, the interference killing feature who leads to the transformer is poor, make electrical apparatus power input voltage unstable, lead to the damage of electrical apparatus easily, and the part is equipped with anti jamming mechanism's transformer, its anti jamming mechanism generally leads to bolt fixed mounting, the dismouting is inconvenient, be unfavorable for the maintenance in later stage, and generally carry out radiating through the installation fan, but the direction of blowing of fan often is single, can not dispel the heat to the transformer main part comprehensively, the radiating effect is limited.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a novel anti-interference high-frequency transformer to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: a novel anti-interference high-frequency transformer comprises a case with a case door mounted on one side and a mounting plate with a clamping structure arranged on the upper end face, wherein the mounting plate is horizontally arranged at the bottom in the case;

the fan is installed to quick-witted incasement bottom surface, and the fan is located the below of mounting panel, and has seted up the ventilation chamber in the inner wall of quick-witted case, and the bottom in ventilation chamber and the cavity intercommunication of quick-witted incasement mounting panel below, and set up a plurality of fumaroles that communicate with the ventilation chamber on the cavity lateral wall of quick-witted incasement mounting panel top.

Preferably, fixture on the mounting panel is including the fixed plate of symmetry structure in mounting panel up end both sides to and the grip block that two fixed plates set up one side in opposite directions, and adjusting screw has been run through at the middle part of fixed plate, and adjusting screw's one end and the rotatable fixed in middle part of grip block, and still construct the guide arm that at least two levels run through the fixed plate on the grip block.

Preferably, the upper end face of the mounting plate is provided with a sliding groove, and the lower end face of the clamping plate is provided with a sliding block matched with the sliding groove.

Preferably, the handle is positioned on one side of the case, on which the door is mounted, and the outside of the handle is covered with a protective cover.

Preferably, the top end of the case is provided with an opening, a top plate is arranged above the opening, a plurality of connecting lugs are symmetrically formed on two sides of the lower end face of the top plate, and the connecting lugs are fixed on two sides of the top of the case.

Preferably, a filter screen is laid in the top end opening of the case.

Preferably, a plurality of vent holes are formed in the mounting plate, and the vent holes are used for communicating an upper cavity and a lower cavity which are separated by the mounting plate in the case.

The utility model has the technical effects and advantages that: the novel anti-interference high-frequency transformer has the advantages that due to the matching of the mounting plate, the fixing plate, the adjusting screw, the clamping plates and the guide rod, the two clamping plates can move oppositely by screwing the adjusting screw, so that the transformer body is clamped and fixed on the upper end face of the mounting plate, the assembly and disassembly are easy, due to the matching of the mounting plate, the moving block, the limiting sliding edge and the lead screw, the mounting plate can horizontally slide outwards by rotating the lead screw, and the overhaul and maintenance of workers are facilitated;

and benefit from the cooperation of ventilation chamber, fumarole and fan, can come the cooling air dispersion that the fan blew off to the stranded through ventilation chamber and fumarole to blow off from the side and the bottom surface of transformer main part, thereby improved the cooling rate to the transformer main part, simultaneously, benefit from the setting of roof and engaging lug, make the top of quick-witted case can conveniently carry out cold and hot air current exchange with the outside, further improved the radiating effect.

Drawings

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

FIG. 2 is a cross-sectional view taken at A-A of FIG. 1 in accordance with the present invention;

fig. 3 is a schematic structural diagram of the mounting plate of the present invention.

In the figure: 1. a chassis; 101. a box door; 2. mounting a plate; 201. a moving block; 202. limiting and sliding edges; 203. a vent hole; 204. a chute; 3. a lead screw; 301. a handle; 302. a protective cover; 4. a fixing plate; 401. adjusting the screw rod; 5. a clamping plate; 501. a guide bar; 6. a transformer body; 7. a top plate; 701. connecting lugs; 702. filtering with a screen; 8. a ventilation cavity; 801. a gas injection hole; 9. a fan.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in fig. 1, 2 and 3, the novel anti-interference high-frequency transformer comprises a case 1 with a case door 101 mounted on one side and a mounting plate 2 with a clamping structure on the upper end surface, the clamping structure comprises fixing plates 4 symmetrically configured on two sides of the upper end surface of the mounting plate 2, and two clamping plates 5 arranged on opposite sides of the fixed plates 4, wherein an adjusting screw 401 penetrates through the middle part of the fixed plates 4, one end of the adjusting screw 401 is rotatably fixed with the middle part of the clamping plates 5, at least two guide rods 501 horizontally penetrating the fixing plate 4 are further constructed on the clamping plate 5, meanwhile, the upper end surface of the mounting plate 2 is provided with a chute 204, and the lower end face of the clamping plate 5 is configured with a sliding block matched with the sliding groove 204, so that when a user screws the adjusting screw 401, the two clamping plates 5 can horizontally move in opposite directions under the limiting action of the sliding groove 204 and the guide rod 501, so that the transformer main body 6 is clamped and fixed. Bottom level is provided with mounting panel 2 in quick-witted case 1, the up end centre gripping of mounting panel 2 is fixed with transformer body 6, the both sides of mounting panel 2 are constructed with spacing smooth arris 202 and slide and imbed in the both sides inner wall of quick-witted case 1, and the lower terminal surface of mounting panel 2 keeps away from one side of chamber door 101 and is constructed with movable block 201, the cooperation has lead screw 3 in the movable block 201, lead screw 3's movable mounting is in quick-witted case 1 bottom, and lead screw 3's one end is worn out quick-witted case 1 and is constructed outside handle 301, during the use, because the sliding fit between spacing smooth arris 202 and the quick-witted case 1 inner wall, make and hold handle 301 and rotate lead screw 3 and make, can make movable block 201 drive mounting panel 201 carry out horizontal migration in quick-witted case 1, thereby conveniently pull out quick-witted case 1 outside with mounting panel 201, so that maintain transformer body 6.

The handle 301 is located on one side of the cabinet 1 where the cabinet door 101 is installed, and the outside of the handle 301 is covered with the protective cover 302, in specific implementation, the protective cover 302 is hinged to the cabinet 1 and fixed through the lock catch, so that the handle 301 can be protected.

As shown in fig. 1, fig. 2 and fig. 3, this novel anti-interference high-frequency transformer, the machine case 1 that installs chamber door 101 including one side and the mounting panel 2 that the up end was equipped with clamping structure, bottom level is provided with mounting panel 2 in the machine case 1, fan 9 is installed to the bottom surface in the machine case 1, fan 9 is located mounting panel 2's below, and seted up ventilation chamber 8 in the inner wall of machine case 1, the bottom in ventilation chamber 8 and the cavity intercommunication of mounting panel 2 below in the machine case 1, and set up a plurality of fumaroles 801 with ventilation chamber 8 intercommunication on the cavity lateral wall of mounting panel 2 top in the machine case 1.

The top of machine case 1 is equipped with the opening, has laid filter screen 702 in the opening, and the open-ended top is provided with roof 7, and the lower terminal surface both sides symmetrical structure of roof 7 has a plurality of engaging lugs 701, and engaging lug 701 is fixed in the top both sides of machine case 1, and during the use, roof 7 can make things convenient for machine case 1 to carry out cold and hot air current through top and outside with the setting of engaging lug 701 and exchange, is favorable to improving the radiating effect.

A plurality of vent holes 203 are formed in the mounting plate 2, and the vent holes 203 communicate the upper and lower chambers separated by the mounting plate 2 in the chassis 1.

The working principle is as follows: this novel anti-interference high frequency transformer, when carrying out the dismouting, can place transformer main part 6 in mounting panel 2's up end, then revolve wrong adjusting screw 401, make grip block 5 carry out the phase removal along the horizontal direction under spout 204 and guide arm 501's limiting displacement, it is fixed with transformer main part 6's bottom centre gripping, easy dismounting, and the accessible grips handle 301 and rotates lead screw 3, make mounting panel 2 drive transformer main part 6 carry out horizontal migration in quick-witted case 1's inside and outside, thereby make things convenient for the staff to overhaul work such as maintenance, high durability and convenient use. And when equipment operation, then can start fan 9, because ventilation hole 203, ventilation chamber 8 and fumarole 801's setting, make the cooling air that fan 9 blew out disperse into the stranded, and blow out from transformer body 6's side and bottom surface, thereby improved the cooling rate to transformer body 6, and simultaneously, roof 7 and engaging lug 701's setting can conveniently be carried out cold and hot air current with the outside through the top of machine case 1 and exchange, further improved the radiating effect, the filter screen 702 of laying at machine case 1 top has then provided certain dustproof function, the protection effect to transformer body 6 has been strengthened.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the utility model.

Claims

1. The utility model provides a novel anti-interference high frequency transformer, includes that quick-witted case (1) and the up end that one side installed chamber door (101) are equipped with mounting panel (2) of clamping structure, its characterized in that: the transformer box is characterized in that a mounting plate (2) is horizontally arranged at the bottom in the box (1), a transformer main body (6) is clamped and fixed on the upper end face of the mounting plate (2), limiting sliding edges (202) are formed on two sides of the mounting plate (2) and are embedded into the inner walls of two sides of the box (1) in a sliding mode, a moving block (201) is formed on one side, away from a box door (101), of the lower end face of the mounting plate (2), a lead screw (3) is matched in the moving block (201), the lead screw (3) is movably arranged at the bottom in the box (1), and one end of the lead screw (3) penetrates out of the box (1) and is provided with a handle (301);

fan (9) is installed to the bottom surface in quick-witted case (1), and fan (9) are located the below of mounting panel (2), and open in the inner wall of quick-witted case (1) and are equipped with ventilation chamber (8), and the cavity intercommunication of mounting panel (2) below in the bottom of ventilation chamber (8) and quick-witted case (1), and set up on the cavity lateral wall of mounting panel (2) top in quick-witted case (1) a plurality of fumaroles (801) that communicate with ventilation chamber (8).

2. The novel anti-interference high-frequency transformer according to claim 1, characterized in that: fixture on mounting panel (2) is including symmetrical structure in fixed plate (4) of mounting panel (2) up end both sides to and two fixed plate (4) grip block (5) that one side set up in opposite directions, adjusting screw (401) have been run through at the middle part of fixed plate (4), and the one end of adjusting screw (401) is rotatable fixed with the middle part of grip block (5), and still is constructed guide arm (501) that two at least levels run through fixed plate (4) on grip block (5).

3. The novel anti-interference high-frequency transformer according to claim 2, characterized in that: the upper end face of the mounting plate (2) is provided with a sliding groove (204), and the lower end face of the clamping plate (5) is provided with a sliding block matched with the sliding groove (204).

4. The novel anti-interference high-frequency transformer according to claim 1, characterized in that: the handle (301) is positioned on one side of the cabinet (1) where the cabinet door (101) is installed, and the outside of the handle (301) is covered with a protective cover (302).

5. The novel anti-interference high-frequency transformer according to claim 1, characterized in that: the top end of the case (1) is provided with an opening, a top plate (7) is arranged above the opening, a plurality of connecting lugs (701) are symmetrically formed on two sides of the lower end face of the top plate (7), and the connecting lugs (701) are fixed on two sides of the top of the case (1).

6. The novel anti-interference high-frequency transformer according to claim 5, characterized in that: a filter screen (702) is laid in the top end opening of the case (1).

7. The novel anti-interference high-frequency transformer according to claim 1, characterized in that: a plurality of vent holes (203) are formed in the mounting plate (2), and the vent holes (203) are communicated with an upper cavity and a lower cavity which are separated by the mounting plate (2) in the case (1).