CN113363052A

CN113363052A - Protective device of energy-saving electronic transformer

Info

Publication number: CN113363052A
Application number: CN202110632770.8A
Authority: CN
Inventors: 吴伶俐; 韩晓健; 章礼勇; 吴富荣
Original assignee: Hefei Phoenix Electronics Technology Co Ltd
Current assignee: Hefei Phoenix Electronics Technology Co Ltd
Priority date: 2021-06-07
Filing date: 2021-06-07
Publication date: 2021-09-07
Anticipated expiration: 2041-06-07
Also published as: CN113363052B

Abstract

The invention discloses a protective device of an energy-saving electronic transformer, which comprises a protective box body and a fixing device, wherein one end of the protective box body is provided with an opening and closing door which is connected in a rotating mode, the side end of the protective box body is provided with a cable carding device which is fixedly connected, the fixing device comprises a buffer plate, the buffer plate is provided with a fixing plate which is connected in a sliding mode, and the fixing plate is symmetrically provided with mounting tables which are connected in the sliding mode. The electronic transformer fixing device is provided with the fixing device, the T-shaped sliding rail, the fixing plate, the L-shaped fixing plate, the spring, the buffer plate, the cooling fan, the first air blowing port, the second air blowing port, the cooling port, the ventilation pipe, the first filter screen, the second filter screen, the third filter screen and the sealing door, the fixing process of the electronic transformer is simplified, the impact of the electronic transformer on the electronic transformer during collision is relieved, the electronic transformer is cooled, the working environment of the electronic transformer is kept clean, and dust is prevented from entering the electronic transformer.

Description

Protective device of energy-saving electronic transformer

Technical Field

The invention belongs to the technical field of electronic transformers, and particularly relates to a protective device of an energy-saving electronic transformer.

Background

An electronic transformer is provided with an electronic device which converts alternating voltage of commercial power into direct current and then forms high-frequency alternating voltage output through a semiconductor switch and a high-frequency transformer winding, and is also an alternating current-direct current-alternating current inverter circuit taught in the theory of electronics. In brief, it is mainly composed of high-frequency transformer magnetic core and two or more coils, which do not change their positions, and are converted into alternating voltage and current from one or more electric loops by means of electromagnetic induction action through alternating current power. At the output end of the high-frequency transformer, high-frequency alternating current or direct current of different voltage levels is supplied to one or more than two circuit utilization circuits. Most energy-saving electronic transformers are fixed on external equipment through bolts when in use, the fixing process is more complicated, dust easily enters the electronic transformers, meanwhile, the electronic transformers are easily collided and damaged in the use process, and the application range of the electronic transformers is greatly limited due to the fact that the electronic transformers are not protected.

Aiming at the existing problems, the protective device of the energy-saving electronic transformer is designed.

Disclosure of Invention

The invention aims to provide a protective device of an energy-saving electronic transformer, which solves the problems that the electronic transformer is fussy to fix, dust is easy to enter the electronic transformer, and the electronic transformer is easy to collide and damage in the using process.

The purpose of the invention can be realized by the following technical scheme:

the protection device of the energy-saving electronic transformer comprises a protection box body and a fixing device, wherein an opening and closing door is arranged at one end of the protection box body, and a cable combing device is arranged at the side end of the protection box body.

The protection box body comprises a bottom plate, a sealing plate is arranged on the bottom plate, a heat dissipation opening is formed in the sealing plate, a ventilation pipe is arranged at the side end of the sealing plate and located on the outer side of the heat dissipation opening, a sealing sliding groove, a first mounting groove, a second mounting groove and a third mounting groove are formed in the ventilation pipe, a sealing door in sliding connection is arranged in the sealing sliding groove, and a first filter screen, a second filter screen and a third filter screen are arranged in the first mounting groove, the second mounting groove and the third mounting groove respectively.

Fixing device includes the buffer board, is equipped with the fixed plate on the buffer board, and the symmetry is equipped with the mount table on the fixed plate, and the mount table includes mounting plate and guide arm, is equipped with the second T shape spout of symmetric distribution on the mounting plate, and mounting plate's upper end is equipped with the installation frame, is equipped with the second stopper on the installation frame, slides in the second stopper and is equipped with L shape dead lever.

Further, the lower extreme of bottom plate is equipped with the supporting leg, and the upper end of closing plate is equipped with the apron, and the one end of closing plate is equipped with first stopper, and the side of closing plate is equipped with the mounting hole, and the one end of ventilation pipe is equipped with fixed connection's electric jar, the one end of connecting rod and the output shaft fixed connection of electric jar, the other end and the sealing door fixed connection of connecting rod.

Furthermore, the bottom plate is provided with a limiting column, the limiting column is sleeved with a buffer spring, one end of the buffer spring is fixedly connected with the bottom plate, the bottom plate is provided with an installation support, the upper end of the installation support is provided with a cooling fan, and the side end of the installation support is provided with a temperature sensor.

Further, the buffer plate comprises a buffer bottom plate, a first limiting hole and a first T-shaped sliding rail are formed in the buffer bottom plate, a first limiting plate is arranged at the side end of the buffer bottom plate, the first limiting hole is formed in the first limiting plate, a first blast port is formed in the buffer bottom plate, and the other end of the spring is fixedly connected with the buffer bottom plate.

Further, the fixed plate comprises a plate body, a second limiting plate is arranged at the side end of the plate body, a second limiting hole is formed in the second limiting plate, a second T-shaped sliding rail is arranged at the upper end of the plate body, and a first T-shaped sliding groove, a threaded hole and a second blast hole are formed in the plate body.

Further, the side of mounting plate is equipped with the third limiting plate, is equipped with the spacing hole of third on the third limiting plate, and the symmetry is equipped with the third stopper on the guide arm, and the one end of third stopper is equipped with the head rod, and the other end of third stopper is equipped with the second connecting rod, the other end and the L shape dead lever of head rod rotate to be connected, and the other end and the installation frame of second connecting rod rotate to be connected, are equipped with the threaded rod on the guide arm, the one end and the hand wheel fixed connection of threaded rod, the door that opens and shuts includes the door plant, and the one end of door plant is equipped with the handle, and the side of door plant is equipped with the spacing post of L shape.

Furthermore, the cable carding device comprises a cable carding disc, a fixed ring fixedly connected with the cable carding disc is arranged on the cable carding disc, and a through hole is formed in the cable carding disc.

The invention has the beneficial effects that:

1. the protective device of the energy-saving electronic transformer is provided with the fixing device, the T-shaped sliding rail, the fixing plate and the L-shaped fixing plate, so that the fixing process of the electronic transformer is simplified;

2. the protective device of the energy-saving electronic transformer is provided with the spring, the buffer plate, the cooling fan, the first blast port, the second blast port, the cooling port, the ventilation pipe, the first filter screen, the second filter screen, the third filter screen and the sealing door, so that the impact on the electronic transformer during collision is reduced, the electronic transformer is cooled, the working environment of the electronic transformer is kept clean, and dust is prevented from entering the electronic transformer.

Drawings

The invention will be further described with reference to the accompanying drawings.

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

FIG. 2 is a schematic view of the structure of the protective case of the present invention;

FIG. 3 is a schematic diagram of a portion of the present invention;

FIG. 4 is a schematic view of the structure of the fixing device of the present invention;

FIG. 5 is a schematic view of a buffer plate according to the present invention;

FIG. 6 is a schematic view of a fixing plate according to the present invention;

FIG. 7 is a schematic view of the mounting table of the present invention;

FIG. 8 is a schematic view of the opening/closing door of the present invention;

FIG. 9 is a schematic view of the construction of the cable grooming device in accordance with the present invention.

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.

In the description of the present invention, it is to be understood that the terms "opening," "upper," "lower," "thickness," "top," "middle," "length," "inner," "peripheral," and the like are used in an orientation or positional relationship that is merely for convenience in describing and simplifying the description, and do not indicate or imply that the referenced component or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be considered as limiting the present invention.

As shown in fig. 1, fig. 2 and fig. 3, the protection device of the energy-saving electronic transformer comprises a protection box body 1 and a fixing device 2, wherein an opening and closing door 3 connected in a rotating manner is arranged at one end of the protection box body 1, and a cable combing device 4 connected in a fixing manner is arranged at the side end of the protection box body 1.

The protective box body 1 comprises a bottom plate 11, the fixed supporting legs 12 that are equipped with array distribution of the lower extreme of bottom plate 11, be equipped with closing plate 13 on the bottom plate 11, the upper end of closing plate 13 is equipped with fixed connection's apron 123, be equipped with the thermovent 14 of symmetric distribution on closing plate 13, the side of closing plate 13 is equipped with fixed connection's ventilation pipe 15, ventilation pipe 15's inside vent cross sectional structure is the same with thermovent 14 structure, and ventilation pipe 15 is located the outside of thermovent 14, be equipped with the first mounting groove 17 of sealed spout 16 and array distribution on ventilation pipe 15, second mounting groove 18 and third mounting groove 19, be equipped with sliding connection's sealing door 110 in the sealed spout 16.

The first installation groove 17, the second installation groove 18 and the third installation groove 19 are internally provided with a first filter screen 111, a second filter screen 112 and a third filter screen 113 which are in sliding connection respectively, the first filter screen 111, the second filter screen 112 and the third filter screen 113 have the same structure, the only difference is that the meshes of the first filter screen 111 to the third filter screen 113 are sequentially reduced, one end of the ventilation pipe 15 is provided with a fixedly connected electric cylinder 114, one end of a connecting rod 115 is fixedly connected with an output shaft of the electric cylinder 114, the other end of the connecting rod 115 is fixedly connected with the sealing door 110, and the electric cylinder 114 drives the sealing door 110 to slide up and down.

One end of sealing plate 13 is equipped with fixed connection's first stopper 116, the fixed spacing post 117 that is equipped with the array distribution on the bottom plate 11, the cover is equipped with buffer spring 118 on the spacing post 117, buffer spring 118's one end and bottom plate 11 fixed connection, be equipped with fixed connection's installing support 119 on the bottom plate 11, the upper end of installing support 119 is equipped with radiator fan 120, radiator fan 120 passes through bolt and installing support 119 fixed connection, the side of installing support 119 is equipped with temperature sensor 121, the side of sealing plate 13 is equipped with mounting hole 122.

As shown in fig. 4, fig. 5, fig. 6, and fig. 7, the fixing device 2 includes a buffer board 21, a fixing board 22 of sliding connection is disposed on the buffer board 21, a mounting table 23 of sliding connection is symmetrically disposed on the fixing board 22, the buffer board 21 includes a buffer bottom board 211, a first limiting hole 212 and a first T-shaped sliding rail 213 are disposed on the buffer bottom board 211, the first limiting plate 214 is symmetrically disposed on the side end of the buffer bottom board 211, a first limiting hole 215 is disposed on the first limiting plate 214, a first blowing port 216 is disposed on the buffer bottom board 211, the first limiting hole 212 is in sliding fit with a limiting column 117, the buffer bottom board 211 is in sliding connection with the limiting column 117, and the other end of the spring 118 is fixedly connected with the buffer bottom board 211, so that the buffer protection device can avoid impact when colliding with the buffer bottom board.

The fixed plate 22 includes a plate body 221, a second limiting plate 222 which is symmetrically distributed is fixedly arranged at the side end of the plate body 221, a second limiting hole 223 is formed in the second limiting plate 222, the second limiting hole 223 is identical to the first limiting hole 215 in structure, a second T-shaped sliding rail 224 which is fixedly connected is symmetrically arranged at the upper end of the plate body 221, a first T-shaped sliding groove 225 which is symmetrically distributed, a threaded hole 226 which is distributed in an array mode and a second blast port 227 are formed in the plate body 221, and the second blast port 227 is identical to the first blast port 216 in structure.

The first T-shaped sliding groove 225 is in sliding fit with the first T-shaped sliding rail 213, the plate body 221 is in sliding connection with the buffer bottom plate 211, after the electronic transformer is assembled, the second limiting hole 223 is located right above the first limiting hole 215, the bolt sequentially penetrates through the second limiting hole 223, the first limiting hole 215 and the nut in a threaded fit mode to enable the relative position of the fixing plate 22 and the buffer plate 21 to be fixed, and at the moment, the second blast hole 227 is located right above the first blast hole 216.

The mounting table 23 includes a mounting base plate 231 and a guide rod 2311, the mounting base plate 231 is provided with second T-shaped sliding chutes 232 which are symmetrically distributed, the side end of the mounting base plate 231 is fixedly provided with third limiting plates 233 which are symmetrically distributed, the third limiting plates 233 are provided with third limiting holes 234, the second T-shaped sliding chutes 232 are in sliding fit with the second T-shaped sliding rails 224, the mounting base plate 231 is in sliding connection with the plate body 221, the upper end of the mounting base plate 231 is provided with a mounting frame 235 which is fixedly connected, the mounting frame 235 is symmetrically provided with second limiting blocks 236 which are fixedly connected, and the second limiting blocks 236 are internally provided with L-shaped fixing rods 237;

the guide rod 2311 is symmetrically provided with third limit blocks 2310 in sliding connection, one end of each third limit block 2310 is provided with a first connecting rod 238 in rotating connection, the other end of each third limit block 2310 is provided with a second connecting rod 239 in rotating connection, the other end of the first connecting rod 238 is rotatably connected with the L-shaped fixing rod 237, the other end of the second connecting rod 239 is rotatably connected with the mounting frame 235, a threaded rod 2313 rotatably connected with the mounting frame 235 is arranged on the mounting frame 235, one end of the threaded rod 2313 is fixedly connected with the hand wheel 2312, the threaded rod 2313 penetrates through the guide rod 2311 and is in threaded fit with the guide rod 2311, when the electronic transformer is assembled, the mounting bottom plate 231 is adjusted to a proper position, the mounting plate 231 is then secured using bolts, which extend through the third position-limiting holes 234 and threadedly engage the threaded holes 226, then, the hand wheel 2312 is rotated to adjust the distance between the L-shaped fixing rods 237, and finally, the electronic transformer is fixed on the L-shaped fixing rods 237 by using bolts.

As shown in fig. 8, the opening/closing door 3 includes a door panel 31, a handle 33 fixedly connected to one end of the door panel 31, L-shaped limiting posts 32 fixedly disposed at the side end of the door panel 31 in an array, the L-shaped limiting posts 32 rotatably engaged with the first limiting block 116, and the door panel 31 rotatably connected to the first limiting block 116.

As shown in fig. 9, the cable combing device 4 includes a cable combing disk 42, a fixing ring 41 fixedly connected to the cable combing disk 42 is provided on the cable combing disk 42, a through hole 43 is provided on the cable combing disk 42, the cable combing disk 42 is matched with the mounting hole 122, the fixing ring 41 is fixedly connected to the sealing plate 13 through a bolt, a cable penetrates through the through hole 43 and is connected to the electronic transformer, and the cable combing disk 42 is made of a non-conductive rubber material to avoid electric shock.

When the protective device is used, the mounting base plate 231 is adjusted to a proper position, then the bolt penetrates through the third limiting hole 234 and is in threaded fit with the threaded hole 226, the mounting base plate 231 is fixed on the plate body 221, then the hand wheel 2312 is rotated to adjust the distance between the L-shaped fixing rods 237, finally the electronic transformer is fixed on the L-shaped fixing rods 237 by the bolt, then the plate body 221 and the buffer base plate 211 are in sliding connection through the sliding fit of the first T-shaped sliding groove 225 and the first T-shaped sliding rail 213, the plate body 221 is pushed to slide on the buffer base plate until the second limiting hole 223 is positioned right above the first limiting hole 215, the bolt sequentially penetrates through the second limiting hole 223 and is in threaded fit with the first limiting hole 215 and the nut to fix the relative position of the fixing plate 22 and the buffer plate 21, at the moment, the second air blowing port 227 is positioned right above the first air blowing port 216, the assembly is completed, and when the temperature in the protective device reaches a set value, the temperature sensor 121 sends a signal to the processor, the electric cylinder 114 is activated, the sealing door 110 is opened, and the heat dissipation fan 120 is simultaneously activated, so that the heat dissipation fan 120 blows air to the electronic transformer through the first air blowing port 216 and the second air blowing port 227 to dissipate heat.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed.

Claims

1. A protective device of an energy-saving electronic transformer comprises a protective box body (1) and a fixing device (2), and is characterized in that one end of the protective box body (1) is provided with an opening and closing door (3), and the side end of the protective box body (1) is provided with a cable combing device (4);

the protective box body (1) comprises a bottom plate (11), a sealing plate (13) is arranged on the bottom plate (11), a heat dissipation opening (14) is formed in the sealing plate (13), a ventilation pipe (15) is arranged at the side end of the sealing plate (13), the ventilation pipe (15) is located on the outer side of the heat dissipation opening (14), a sealing sliding groove (16), a first installation groove (17), a second installation groove (18) and a third installation groove (19) are formed in the ventilation pipe (15), a sealing door (110) in sliding connection is arranged in the sealing sliding groove (16), and a first filter screen (111), a second filter screen (112) and a third filter screen (113) are respectively arranged in the first installation groove (17), the second installation groove (18) and the third installation groove (19);

fixing device (2) are including buffer board (21), be equipped with fixed plate (22) on buffer board (21), the symmetry is equipped with mount table (23) on fixed plate (22), mount table (23) are including mounting plate (231) and guide arm (2311), be equipped with symmetric distribution's second T shape spout (232) on mounting plate (231), the upper end of mounting plate (231) is equipped with installation frame (235), be equipped with second stopper (236) on installation frame (235), it is equipped with L shape dead lever (237) to slide in second stopper (236).

2. The protection device of an energy-saving electronic transformer according to claim 1, wherein the lower end of the bottom plate (11) is provided with support legs (12), the upper end of the sealing plate (13) is provided with a cover plate (123), one end of the sealing plate (13) is provided with a first stop block (116), the side end of the sealing plate (13) is provided with a mounting hole (122), one end of the ventilation pipe (15) is provided with a fixedly connected electric cylinder (114), one end of the connecting rod (115) is fixedly connected with an output shaft of the electric cylinder (114), and the other end of the connecting rod (115) is fixedly connected with the sealing door (110).

3. The protection device of an energy-saving electronic transformer according to claim 1, wherein a limiting column (117) is disposed on the bottom plate (11), a buffer spring (118) is sleeved on the limiting column (117), one end of the buffer spring (118) is fixedly connected with the bottom plate (11), a mounting bracket (119) is disposed on the bottom plate (11), a heat dissipation fan (120) is disposed at an upper end of the mounting bracket (119), and a temperature sensor (121) is disposed at a side end of the mounting bracket (119).

4. The protection device of the energy-saving electronic transformer according to claim 3, wherein the buffer board (21) comprises a buffer bottom board (211), a first limiting hole (212) and a first T-shaped sliding rail (213) are formed in the buffer bottom board (211), a first limiting board (214) is arranged at a side end of the buffer bottom board (211), a first limiting hole (215) is formed in the first limiting board (214), a first blast port (216) is formed in the buffer bottom board (211), and the other end of the spring (118) is fixedly connected with the buffer bottom board (211).

5. The protection device for the energy-saving electronic transformer according to claim 4, wherein the fixing plate (22) comprises a plate body (221), a second limiting plate (222) is disposed at a side end of the plate body (221), a second limiting hole (223) is disposed on the second limiting plate (222), a second T-shaped sliding rail (224) is disposed at an upper end of the plate body (221), and a first T-shaped sliding slot (225), a threaded hole (226) and a second air blowing port (227) are disposed on the plate body (221).

6. The protection device for the energy-saving electronic transformer according to claim 1, wherein a third limiting plate (233) is disposed at a side end of the installation bottom plate (231), a third limiting hole (234) is disposed on the third limiting plate (233), a third limiting block (2310) is symmetrically disposed on the guide rod (2311), a first connecting rod (238) is disposed at one end of the third limiting block (2310), a second connecting rod (239) is disposed at the other end of the third limiting block (2310), the other end of the first connecting rod (238) is rotatably connected to the L-shaped fixing rod (237), the other end of the second connecting rod (239) is rotatably connected to the installation frame (235), a threaded rod (2313) is disposed on the installation frame (235), one end of the threaded rod (2313) is fixedly connected to the hand wheel (2312), the opening and closing door (3) includes a door plate (31), a handle (33) is disposed at one end of the door plate (31), an L-shaped limiting column (32) is arranged at the side end of the door panel (31).

7. The protection device for the energy-saving electronic transformer according to claim 1, wherein the cable combing device (4) comprises a cable combing disk (42), a fixing ring (41) fixedly connected with the cable combing disk (42) is arranged on the cable combing disk (42), and a through hole (43) is arranged on the cable combing disk (42).