CN211701872U - Protective housing for VIENNA rectifier - Google Patents

Abstract

The utility model discloses a protective shell for a VIENNA rectifier, which comprises a main shell body, two L-shaped connecting plates are symmetrically arranged in the middle of the bottom end of the main shell, one end of each L-shaped connecting plate in the horizontal direction extends to the outer side of the main shell, and the inner thread of the shell is provided with a positioning screw rod, a rectangular cover plate is correspondingly arranged above the main shell, four sides of the bottom of the rectangular cover plate are fixedly connected with four plugboards, four corners inside the main shell are all fixedly provided with sleeves, the bottom end inside the sleeves is provided with a first spring, the other end of the first spring is fixedly connected with a baffle, the top end of the baffle is connected with a vertical rod, the top end fixed connection L shape piece of montant, the bottom of the main casing body and use its axis to seted up the circular recess around the bilateral symmetry as the center, and the inside fixed mounting of circular recess has radiator fan. The utility model discloses a be convenient for install the main casing body fixedly, and effectively guarantee placing of rectifier stable, the ventilation cooling effect is good.

Description

A protective casing for VIENNA rectifier

technical field

The utility model belongs to the technical field of protective casings, in particular to a protective casing for VIENNA rectifiers.

Background technique

The rectifier is a device that converts alternating current into direct current. It can be used for power supply and detection of radio signals. During the use of the rectifier, if it is not well protected, it is prone to damage, thus reducing the use time. Therefore, we propose a protective casing for VIENNA rectifiers to solve the above problems.

Utility model content

The purpose of the present invention is to provide a protective casing for VIENNA rectifier to solve the problems raised in the above background technology.

In order to achieve the above purpose, the utility model provides the following technical solutions: a protective casing for VIENNA rectifier, comprising a main casing, two L-shaped connecting plates are symmetrically installed in the middle of the bottom end of the main casing, and the L-shaped connection One end of the plate in the horizontal direction extends to the outside of the main casing, and a positioning screw is installed in its internal thread. A rectangular cover plate is correspondingly arranged above the main casing, and the bottom four sides of the rectangular cover plate are fixedly connected to four plug-in plates. The top of the main shell is provided with a vertical slot at the position corresponding to the plug-in board, and the plug-in board and the vertical slot are gap-fitted. The inner four corners of the main casing are fixedly provided with sleeves, the inner bottom end of the sleeve is installed with a first spring, the other end of the first spring is fixedly connected with a baffle plate, and the top end of the baffle plate is fixed A vertical rod is connected and arranged, the top of the vertical rod is fixedly connected to the L-shaped support block, and the inner surface of the L-shaped support block is bonded and provided with a rubber pad, and the bottom end of the main shell is symmetrical with the center axis as the center. A circular groove is opened, and a cooling fan is fixedly installed in the circular groove.

Preferably, the bottom end of the positioning screw penetrates the L-shaped connecting plate and extends below it, and the outer surface of the positioning screw and the top of the L-shaped connecting plate are fixedly sleeved with a compression spring.

Under the elastic setting of the compression spring, this setting can effectively improve the overall shock absorption effect.

Preferably, a plurality of first circular holes connected to the vertical grooves are uniformly distributed on the upper left and right side walls of the main casing, the first circular holes and the threaded holes are correspondingly arranged and the diameters of the two holes are of the same size. same.

This item is provided with a threaded hole and a first circular hole, and the rectangular cover can be installed and fixed by installing screws.

Preferably, a slide rail is fixedly opened on the inner side wall of the sleeve, and the slide rail is slidably connected with the baffle plate.

This item sets the slide rail to ensure the stable movement of the stopper.

Preferably, two heat dissipation holes are fixedly provided inside the rectangular cover plate and at positions corresponding to the heat dissipation fans, and both the front and rear ends of the main casing are fixedly provided with threading holes.

Preferably, an adjusting screw is fixedly installed in the middle of the rectangular cover plate, and the bottom end of the adjusting screw penetrates and extends to the interior of the main casing and is rotatably connected with an arc-shaped support plate.

This setting adjusts the screw and the arc support plate, which can be fixedly placed on the VIENNA rectifier.

The technical effects and advantages of the present utility model: the protective casing for the VIENNA rectifier is provided by the combination of the sleeve, the first spring, the baffle plate, the vertical rod, the L-shaped support block, the arc-shaped support plate and the adjusting screw, which can protect the main shell. The rectifier inside the body can be placed stably, which is convenient for restricting and fixing; through the synergy of the plug-in plate, the vertical slot, the threaded hole and the first circular hole, it is convenient to disassemble and assemble the rectangular cover plate, which is convenient for heat dissipation. The bottom end of the main casing is provided with an L-shaped connecting plate. Under the connection of the positioning screw and the compression spring, it is convenient to install and fix the main casing, play a buffering role, and is easy to operate.

Description of drawings

Fig. 1 is the structural representation of the utility model;

2 is a schematic diagram of the bottom structure of the main casing of the present invention;

FIG. 3 is a schematic bottom view of the rectangular cover plate of the present invention.

In the figure: 1. Main shell; 2. L-shaped connecting plate; 3. Positioning screw; 4. Compression spring; 5. Rectangular cover plate; 6. Plug-in plate; 7. Vertical slot; 8. Threaded hole; The first circular hole; 10, the sleeve; 11, the first spring; 12, the baffle plate; 13, the vertical rod; 14, the L-shaped support block; 15, the circular groove; 16, the cooling fan; 17, the cooling hole; 18. Adjusting screw; 19. Arc support plate.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

The utility model provides a protective casing for VIENNA rectifier as shown in Figures 1-3, comprising a main casing 1, and two L-shaped connecting plates 2 are symmetrically installed in the middle of the bottom end of the main casing 1. The L-shaped connecting plates One end of the horizontal direction of 2 extends to the outside of the main casing 1, and the internal thread of the positioning screw 3 is installed. The outer surface and the top of the L-shaped connecting plate 2 are fixedly sleeved with a compression spring 4, which plays a certain role in buffering and shock absorption. A rectangular cover plate 5 is correspondingly arranged above the main casing 1, and the middle of the rectangular cover plate 5 is fixedly installed. Adjusting screw 18, the bottom end of the adjusting screw 18 penetrates and extends to the interior of the main casing 1 and is rotatably connected with an arc-shaped support plate 19, and the adjusting screw 18 is rotated to drive the arc-shaped support plate 19 to move downward, which can be placed in the opposite direction. The VIENNA rectifier inside the main casing 1 is limited and fixed.

Specifically, the bottom four sides of the rectangular cover plate 5 are fixedly connected with four plug-in boards 6 , and the top of the main casing 1 is provided with a vertical slot 7 at a position corresponding to the plug-in board 6 , and the plug-in board 6 is connected to the vertical slot 7 . There is a clearance fit between them, a number of threaded holes 8 are vertically distributed on the outer side walls of the four plug-in boards 6, and a number of first holes 8 connected to the vertical slot 7 are evenly distributed on the upper left and right side walls of the main casing 1. Circular hole 9, the first circular hole 9 and the threaded hole 8 are correspondingly arranged, and the diameters of the two are the same. By installing a screw in the first circular hole 9, the rectangular cover plate 5 can be fixedly installed.

The inner four corners of the main casing 1 are fixedly provided with a sleeve 10 , the inner bottom end of the sleeve 10 is installed with a first spring 11 , the other end of the first spring 11 is fixedly connected with a baffle plate 12 , and the inner side wall of the sleeve 10 A sliding rail is fixedly opened on the upper part, and the sliding rail is slidably connected with the baffle 12. The top of the baffle 12 is connected with a vertical rod 13, and the top of the vertical rod 13 is fixedly connected with an L-shaped support block 14, and the L-shaped support block 14 The inner surface of the main casing 1 is glued with rubber pads, and the bottom end of the main casing 1 is symmetrically provided with a circular groove 15 on the front and rear sides with the center axis as the center, and a cooling fan 16 is fixedly installed inside the circular groove 15, and a rectangular cover plate 5 Two heat dissipation holes 17 are fixedly arranged in the interior of the main casing 1 and corresponding to the position of the heat dissipation fan 16 , and the front and rear sides of the main casing 1 are fixedly provided with threading holes to facilitate ventilation and heat dissipation.

The VIENNA rectifier uses a protective casing. When in use, the VIENNA rectifier is placed in the main casing 1, so that its left and right ends abut on the L-shaped support block 14, and the sleeve 10, the first spring 11, the baffle 12 and the Under the connection setting of the vertical rod 13, the baffle plate 12 slides downward due to its own gravity, so that the first spring 11 is in a compressed state. , so that the threaded hole 8 corresponds to the first circular hole 9, the installation screw can fix the rectangular cover plate 5, and it is convenient for later operation to open, twist the adjusting screw 18 to make the arc-shaped support plate 19 connected at the bottom end close to the VIENNA The top of the rectifier can effectively ensure its stable placement, and the cooling fan 16 is activated under the penetration of the cooling holes 17 to improve the overall ventilation and cooling effect. By using the installation settings of the L-shaped connecting plate 2 and the positioning screw 3, the main casing can be fixedly installed Easy to use anywhere.

Finally, it should be noted that the above are only the preferred embodiments of the present invention, and are not intended to limit the present invention. , it can still modify the technical solutions described in the foregoing embodiments, or perform equivalent replacements to some of the technical features. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model, All should be included within the protection scope of the present invention.

Claims (6)

1. A protective casing for VIENNA rectifier, comprising a main casing (1), characterized in that: two L-shaped connecting plates (2) are symmetrically installed in the middle of the bottom end of the main casing (1), and the L One end in the horizontal direction of the connecting plate (2) extends to the outside of the main casing (1), and a positioning screw (3) is installed in its internal thread, and a rectangular cover plate (5) is correspondingly arranged above the main casing (1), The bottom four sides of the rectangular cover plate (5) are fixedly connected with four plug-in boards (6), and the top of the main casing (1) is provided with a vertical slot (7) at a position corresponding to the plug-in board (6). ), and clearance fit between the plug-in board (6) and the vertical slot (7), a number of threaded holes (8) are vertically distributed on the outer side walls of the four plug-in boards (6). 1) A sleeve (10) is fixedly arranged at the inner four corners, a first spring (11) is installed on the inner bottom end of the sleeve (10), and the other end of the first spring (11) is fixedly connected with a A baffle (12), the top of the baffle (12) is connected to a vertical rod (13), the top of the vertical rod (13) is fixedly connected to an L-shaped support block (14), and the L-shaped support block (14) The inner surface of the main casing (1) is glued and arranged with a rubber pad, and a circular groove (15) is symmetrically opened at the bottom end of the main casing (1) and on the front and rear sides with the center axis as the center, and the circular groove (15) is fixedly installed inside the circular groove (15). cooling fan (16). 2. A kind of protective casing for VIENNA rectifier according to claim 1, characterized in that: the bottom end of the positioning screw (3) penetrates the L-shaped connecting plate (2) and extends below it, and the positioning screw (3) ) and the top of the L-shaped connecting plate (2) is fixedly sleeved with a compression spring (4). 3. The protective casing for a VIENNA rectifier according to claim 1, characterized in that: a plurality of through-connected vertical grooves (7) are evenly distributed on the upper left and right side walls of the main casing (1). A first circular hole (9), the first circular hole (9) and the threaded hole (8) are arranged correspondingly and have the same aperture size. 4. A kind of protective casing for VIENNA rectifier according to claim 1, characterized in that: a sliding rail is fixedly opened on the inner side wall of the sleeve (10), and between the sliding rail and the baffle plate (12) Slide to connect. 5. The protective casing for a VIENNA rectifier according to claim 1, characterized in that: two cooling holes (17) are fixedly arranged inside the rectangular cover plate (5) and corresponding to the position of the cooling fan (16). Threading holes are fixedly arranged on both front and rear ends of the main casing (1). 6. The protective casing for VIENNA rectifier according to claim 1, characterized in that: an adjusting screw (18) is fixedly installed in the middle of the rectangular cover plate (5), and the bottom end of the adjusting screw (18) An arc-shaped support plate (19) is rotatably connected through and extends to the interior of the main casing (1).

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