Outdoor transformer rectifier with moisture-proof structure

Abstract

The outdoor transformer rectifier with the moisture-proof structure comprises a protective cover and a rectifier body, the inner bottom surface of the protective cover is fixedly connected with the bottom end of the rectifier body, the top end of the protective cover is fixedly communicated with an air inlet pipe, one end of the air inlet pipe is fixedly connected with a drying seat, and the other end of the air inlet pipe is fixedly connected with a fan. A replacement column is rotationally connected into the drying base, and two mounting through holes are formed in one end of the replacement column in a penetrating mode. The to-be-replaced drying core is inserted into the mounting through hole through the circular through hole, and when the drying core is blocked and reaches a designated position, the adjusting block is pushed to slide in the adjusting through hole, so that the adjusting block moves from one end of the adjusting through hole to the other end of the adjusting through hole; at the moment, the positions of the two mounting through holes are replaced, the drying core needing to be replaced is located in the circular through hole, a worker can complete replacement of the drying core by ejecting the drying core out through a tool, the structure is simple, replacement is convenient, and the replacement efficiency of the drying core is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to rectifier accessory technical field, concretely is an outdoor transformer rectifier with moistureproof structure. BACKGROUND

[0002] The transformer rectifier is a kind of device widely used in power system, it combines the function of transformer and rectifier, can realize the conversion of alternating current to direct current, with voltage transformation characteristics, outdoor transformer rectifier is when heat dissipation, most is using heat dissipation fan to carry out heat dissipation treatment, this makes transformer rectifier need to draw wind from outside, in rainy weather, air is relatively humid, too much water vapor is easily drawn into transformer rectifier at this time, insulation material is easily aged under this condition, leading to insulation performance decline, and then easily appear accident, form security risk, to prevent the occurrence of such situation, moisture-proof structure is usually installed at air inlet, and moisture entering is reduced.

[0003] Most of the current moisture-proof mode is to install desiccant at air inlet to absorb moisture, but most of the desiccants are fixed in the air inlet by bolts after packaging, which is more troublesome when replacing, and more time is consumed, and the replacement efficiency is low. UTILITY MODEL CONTENTS

[0004] The utility model discloses a kind of outdoor transformer rectifiers with moistureproof structure, to solve the problem raised in above background technology.

[0005] To achieve the above object, the utility model provides the following technical scheme: a kind of outdoor transformer rectifier with moistureproof structure, including protective cover and rectifier body, the bottom of the protective cover inside is fixedly connected with the rectifier body bottom end, the top of the protective cover is fixedly connected with the air inlet pipe, one end of the air inlet pipe is fixedly connected with drying seat, rotatingly connected with replacement column in drying seat, two installation through-holes are formed in one end of replacement column, two installation through-holes can be communicated with air inlet pipe inside, circular through-hole is formed in drying seat one side and at one installation through-hole position, adjusting through-hole is formed in the outer surface of drying seat, adjusting block is fixedly connected on the outer surface of replacement column and at adjusting through-hole position, air inlet fan is fixedly connected on the top of the protective cover and at air inlet pipe position.

[0006] As further preferred of the technical scheme, one end of the drying seat is fixedly connected with filter seat at air inlet pipe position, dust screen is inserted in the filter seat, rotating sleeve is rotatably connected to the inner surface of the filter seat, compression screen is movably arranged in the rotating sleeve, clamping groove is formed in one side wall of the filter seat, one end of the compression screen is inserted into the clamping groove.

[0007] As a further preferred of the technical solution, the rotating sleeve is provided with limiting through holes on both sides, the pressing net plate is fixedly connected with limiting blocks on both sides, the outer surfaces of the two limiting blocks are respectively slidably connected with the interiors of the two limiting through holes, and the pressing net plate is fixedly connected with a pushing block on one side.

[0008] As a further preferred of the technical solution, the rotating sleeve is provided with a plurality of pressing springs fixedly connected with the inner surface, and the other ends of the pressing springs are fixedly connected with one end of the pressing net plate.

[0009] As a further preferred of the technical solution, the inner surfaces of the two mounting through holes are fixedly connected with positioning rings near the edge positions, and one end of each of the two positioning rings can abut against one end of the drying core.

[0010] As a further preferred of the technical solution, the outer surface of the drying seat is fixedly connected with adjusting frames at both ends of the adjusting through hole, the interiors of the two adjusting frames are slidably connected with fixed pins, the adjusting block is fixedly connected with a fixed groove when moving, and one end of each of the two fixed pins can be inserted into the fixed groove.

[0011] As a further preferred of the technical solution, the outer surface of the fixed pin is fixedly connected with a limiting ring, the outer surface of the fixed pin is sleeved with a pressing spring, and the two ends of the pressing spring respectively abut against one end of the limiting ring and the inner surface of the adjusting frame.

[0012] The utility model provides a kind of outdoor transformer rectifier with moisture-proof structure, with the following beneficial effects:

[0013] (1) the utility model discloses a drying core to be replaced is inserted into the inside of mounting through hole by circular through hole, when drying core is blocked to reach specified position, after adjusting block is slid in adjusting through hole, so that adjusting block moves from one end of adjusting through hole to the other end, when the position of two mounting through holes is replaced and the drying core that needs to be replaced is in circular through hole, staff can complete the replacement of drying core using tool and it is simple in structure, convenient to replace, improve the replacement efficiency of drying core.

[0014] (2) the utility model discloses by pushing pushing block, make pressing net plate enter into the inside of rotating sleeve and exit from the card slot, after rotating pressing net plate makes it separate from filter seat, and dustproof net plate can be taken out and replaced from filter seat, it is simple in structure, convenient to replace, improve the replacement efficiency of dustproof net plate. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is the schematic diagram of the whole structure of the utility model;

[0016] Figure 2The utility model discloses the inside structure's schematic diagram of protective cover;

[0017] Figure 3 The utility model discloses the inside structure's exploded schematic diagram of drying seat and replacement column;

[0018] Figure 4 The utility model discloses the inside structure's exploded schematic diagram of filter seat.

[0019] In the drawing: 1, protective cover, 2, rectifier body, 3, air inlet pipe, 4, exhaust fan, 5, drying seat, 6, replacement column, 7, round through -hole, 8, mounting through -hole, 9, drying core, 10, adjusting through -hole, 11, adjusting block, 12, adjusting frame, 13, fixed pin, 14, limit ring, 15, fixed groove, 16, pressure spring, 17, positioning ring, 18, filter seat, 19, dust screen board, 20, rotating cover, 21, compression screen board, 22, clamping groove, 23, abutting spring, 24, limit through -hole, 25, limit block, 26, push block. Specific implementation

[0020] The technical scheme in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model.

[0021] The utility model provides technical scheme: as Figures 1-3 As shown in the drawing, in the embodiment, an outdoor transformer rectifier with a moisture-proof structure comprises a protective cover 1 and a rectifier body 2, the inner bottom surface of the protective cover 1 is fixedly connected with the bottom end of the rectifier body 2, the top end of the protective cover 1 is fixedly connected with an air inlet pipe 3, one end of the air inlet pipe 3 is fixedly connected with a drying seat 5, the drying seat 5 is rotatably connected with a replacement column 6 inside, two mounting through -holes 8 are formed through one end of the replacement column 6, the two mounting through -holes 8 can be connected with the inside of the air inlet pipe 3, a round through -hole 7 is formed through one side of the drying seat 5 and located at the position of one of the mounting through -holes 8, an adjusting through -hole 10 is formed through the outer surface of the drying seat 5, an adjusting block 11 is fixedly connected with the outer surface of the replacement column 6 and located at the position of the adjusting through -hole 10, and an exhaust fan 4 is fixedly connected with the inner top surface of the protective cover 1 and located at the position of the air inlet pipe 3, wherein, by arranging the replacement column 6, the positions of the two mounting through -holes 8 can be replaced during rotation, the replacement of the drying core 9 is facilitated, by arranging the round through -hole 7, the drying core 9 can be conveniently disassembled and installed, and by arranging the adjusting block 11, the replacement column 6 can be conveniently adjusted.

[0022] As Figure 3 And Figure 4As shown, the one end of the drying seat 5 is fixedly connected with the filter seat 18 at the position of the air inlet pipe 3, the dustproof net plate 19 is inserted into the filter seat 18, the rotating sleeve 20 is rotatably connected to the inner surface of the filter seat 18, the compression net plate 21 is movably arranged in the rotating sleeve 20, the clamping groove 22 is formed in one side wall of the filter seat 18, and one end of the compression net plate 21 is inserted into the clamping groove 22. By arranging the dustproof net plate 19, the dust and impurities can be filtered. By arranging the compression net plate 21, the dustproof net plate 19 can be tightly fixed. By arranging the rotating sleeve 20, the compression net plate 21 can be rotated to facilitate the installation or disassembly of the dustproof net plate 19.

[0023] As shown in Figure 4 the rotating sleeve 20 is provided with limiting through holes 24 at both sides, the compression net plate 21 is fixedly connected with limiting blocks 25 at both sides, the outer surfaces of the two limiting blocks 25 are slidably connected with the inner surfaces of the two limiting through holes 24, and the compression net plate 21 is fixedly connected with a pushing block 26 at one side. By arranging the limiting blocks 25 and the limiting through holes 24, the compression net plate 21 can be prevented from falling off. By arranging the pushing block 26, the compression net plate 21 can be easily pushed into the rotating sleeve 20.

[0024] As shown in Figure 4 the inner surface of the rotating sleeve 20 is fixedly connected with a plurality of pressing springs 16, and the other ends of the plurality of pressing springs 16 are fixedly connected with one end of the compression net plate 21. The continuous force can be applied to the compression net plate 21, so that the compression net plate 21 can stably be located in the clamping groove 22.

[0025] As shown in Figure 3 the inner surfaces of the two mounting through holes 8 are fixedly connected with positioning rings 17 at positions close to the edges, and one end of each of the two positioning rings 17 can abut against one end of the drying core 9. The positioning rings 17 can facilitate the positioning of the drying core 9 and improve the convenience during installation.

[0026] As shown in Figure 2 and Figure 3 the outer surface of the drying seat 5 is fixedly connected with adjusting frames 12 at positions located at both ends of the adjusting through hole 10, the inner surfaces of the two adjusting frames 12 are slidably connected with fixed pins 13, the adjusting block 11 is movably connected with a fixed groove 15, and one end of each of the two fixed pins 13 can be inserted into the inner surface of the fixed groove 15. The fixed pins 13 can be fixed to the adjusting block 11 to improve stability and prevent misalignment.

[0027] As shown in Figure 3 the outer surface of the fixed pin 13 is fixedly connected with a limiting ring 14, the outer surface of the fixed pin 13 is sleeved with a pressing spring 23, and the two ends of the pressing spring 23 abut against one end of the limiting ring 14 and the inner surface of the adjusting frame 12, respectively. The fixed pin 13 can be stably located in the fixed groove 15.

[0028] The utility model provides a kind of outdoor transformer rectifier with moisture-proof structure, specific working principle as follows:

[0029] When radiating heat, the air outside is drawn into the protective cover 1 through the filter seat 18, the drying seat 5 and the air inlet pipe 3 by the exhaust fan 4. When the air passes through the filter seat 18, the dust and other impurities in the air are blocked and filtered. Then the air enters the drying core 9, which absorbs the moisture in the air. Finally, the dried air enters the protective cover 1 to radiate heat and cool the rectifier body 2. When the drying core 9 needs to be replaced, the staff first inserts the new drying core 9 through the circular through-hole 7 into the installation through-hole 8. When the drying core 9 is blocked and reaches the designated position, the staff then pulls the fixing pin 13, causing it to fall out of the fixing groove 15. At this time, the staff pushes the adjusting block 11 to slide inside the adjusting through-hole 10, causing the adjusting block 11 to move from one end of the adjusting through-hole 10 to the other end and be fixed again by the fixing pin 13. At this time, the drying core 9 at the position of the air inlet pipe 3 is replaced, and the drying core 9 that needs to be replaced is inside the circular through-hole 7. The staff can complete the replacement of the drying core 9 by using a tool to push it out. When the dust screen 19 needs to be replaced, the staff pushes the toggle block 26, causing the compression screen 21 to enter the rotating sleeve 20 and exit the clamping groove 22. Then, the staff rotates the compression screen 21 to cause it to disengage from the filter seat 18, and the dust screen 19 can be removed from the filter seat 18 for replacement.

[0030] Although embodiments of the utility model have been shown and described, it will be apparent to those having ordinary skill in the art that a number of changes, modifications, replacements and variations of these embodiments can be made without departing from the principles and spirit of the utility model. The scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. An outdoor transformer rectifier having a moisture-proof structure, comprising a protective cover (1) and a rectifier body (2), characterized in that: The inside bottom surface of the protective cover (1) is fixedly connected with the bottom end of the rectifier body (2), one end of the air inlet pipe (3) is fixedly connected with the drying seat (5), the inside of the drying seat (5) is rotatably connected with the replacement column (6), two installation through holes (8) are arranged at one end of the replacement column (6), the inside of the installation through hole (8) is connected with the inside of the air inlet pipe (3), a circular through hole (7) is arranged at one side of the drying seat (5) and located at the position of the installation through hole (8), an adjusting through hole (10) is arranged on the outer surface of the drying seat (5), an adjusting block (11) is fixedly connected with the outer surface of the replacement column (6) and located at the position of the adjusting through hole (10), and a suction fan (4) is fixedly connected with the inside top surface of the protective cover (1) and located at the position of the air inlet pipe (3).

2. The outdoor transformer rectifier with moisture-proof structure according to claim 1, characterized in that: One end of the drying seat (5) is fixedly connected with the filter seat (18) and located at the position of the air inlet pipe (3), the dustproof net plate (19) is inserted into the inside of the filter seat (18), the rotating sleeve (20) is rotatably connected with the inner surface of the filter seat (18), the compression net plate (21) is movably arranged in the inside of the rotating sleeve (20), the clamping groove (22) is arranged on one side wall of the inside of the filter seat (18), and one end of the compression net plate (21) is inserted into the inside of the clamping groove (22).

3. The outdoor transformer rectifier with moisture-proof structure according to claim 2, characterized in that: The limiting through holes (24) are arranged at the two sides of the rotating sleeve (20), the limiting blocks (25) are fixedly connected with the two sides of the compression net plate (21), the outer surfaces of the two limiting blocks (25) are slidably connected with the insides of the two limiting through holes (24), and the jockey block (26) is fixedly connected with one side of the compression net plate (21).

4. The outdoor transformer rectifier with moisture-proof structure according to claim 3, characterized in that: The plurality of pressing springs (16) are fixedly connected with the inner surface of the rotating sleeve (20), and the other ends of the plurality of pressing springs (16) are fixedly connected with one end of the compression net plate (21).

5. The outdoor transformer rectifier with moisture-proof structure according to claim 4, characterized in that: The positioning rings (17) are fixedly connected with the inner surfaces of the two installation through holes (8) and located close to the edge positions, and one end of the two positioning rings (17) can abut against one end of the drying core (9).

6. The outdoor transformer rectifier with moisture-proof structure according to claim 1, characterized in that: The adjusting frames (12) are fixedly connected with the outer surfaces of the drying seat (5) and located at the positions of the two ends of the adjusting through hole (10), the inner surfaces of the two adjusting frames (12) are slidably connected with the fixed pins (13), the jockey block (11) is movably fixedly connected with the fixed groove (15), and one end of the two fixed pins (13) can be inserted into the inside of the fixed groove (15).

7. The outdoor transformer rectifier with moisture-proof structure according to claim 6, characterized in that: The limiting rings (14) are fixedly connected with the outer surfaces of the fixed pins (13), the abutting springs (23) are sleeved with the outer surfaces of the fixed pins (13), and the two ends of the abutting springs (23) abut against one end of the limiting ring (14) and the inner surface of the adjusting frame (12), respectively.

Images