CN213689681U

CN213689681U - Frequency conversion resonance AC voltage withstand test device

Info

Publication number: CN213689681U
Application number: CN202022160754.7U
Authority: CN
Inventors: 黄怀彬
Original assignee: Wuhan Nari High Tech Power Technology Co ltd
Current assignee: Wuhan Nari High Tech Power Technology Co ltd
Priority date: 2020-09-27
Filing date: 2020-09-27
Publication date: 2021-07-13
Anticipated expiration: 2030-09-27

Abstract

The utility model discloses a variable frequency resonance alternating current withstand voltage testing device, which comprises a box body, a control panel is installed on the front side of the box body, heat dissipation components are symmetrically arranged on two sides of an inner cavity of the box body, two heat dissipation components are arranged on the opposite sides of the box body and are positioned on the outer side of the box body, a dustproof component is installed inside the installation structure, the heat dissipation components are ventilation screen plates, the ventilation screen plates are connected with the box body through bolts, the installation structure comprises an installation groove, and the installation groove is arranged in the inner cavity of the box body and is close to one side of the heat dissipation components; and a bulge and an upper groove body are respectively arranged below and above the mounting groove. The problem of traditional frequency conversion resonance interchange withstand voltage testing arrangement, for the convenience of heat dissipation, the radiating groove has been seted up in its casing both sides, but for setting up corresponding dustproof mechanism, lead to equipment to place not the time spent, the dust gets into inside the casing easily, causes electronic component impaired problem is solved.

Description

Frequency conversion resonance AC voltage withstand test device

Technical Field

The utility model relates to a frequency conversion resonance test equipment technical field specifically is frequency conversion resonance exchanges withstand voltage testing arrangement.

Background

Experiments, which refer to trial operations performed to understand the performance or result of something when it is known, unlike experiments, if you want to understand about "operations performed to verify certain assumptions or verify certain existing theories", and also refer to performing certain activities to see the result or performance of something; refer to examination in the old time, the radiating groove can all be opened for the convenience of heat dissipation in the left and right sides of present frequency conversion series resonance withstand voltage test device box, but when seting up heat radiation structure, does not set up corresponding dustproof construction, leads to its equipment to be placing when no, and the inside of box is removed from the inside of radiating groove to the dust easily to make the inside electronic component of box receive the destruction. Therefore, a variable frequency resonance alternating current withstand voltage testing device is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a frequency conversion resonance exchanges withstand voltage testing arrangement, when equipment is placing not the time spent, possess better dustproof effect, in the use, dustproof construction can dismantle fast, thereby make things convenient for the timely radiating advantage of equipment, traditional frequency conversion resonance exchanges withstand voltage testing arrangement has been solved, for the convenience of heat dissipation, the radiating groove has been seted up in its casing both sides, but for setting up corresponding dustproof mechanism, lead to equipment to place not the time spent, inside the dust got into the casing easily, cause the impaired problem of electronic component.

In order to achieve the above object, the utility model provides a following technical scheme: frequency conversion resonance exchanges withstand voltage testing arrangement, the power distribution box comprises a box body, control panel is installed in the front of box, the bilateral symmetry of box inner chamber is equipped with radiator unit, two radiator unit looks mutually the one side on the back of the body just is located mounting structure has all been seted up in the outside of box, mounting structure's internally mounted has dustproof subassembly.

Preferably, the heat dissipation assembly is a ventilation screen plate, and the ventilation screen plate is connected with the box body through bolts.

Furthermore, the ventilating screen plate is connected with the box body through the bolts, so that the firmness of the ventilating screen plate is enhanced, and the loosening of the ventilating screen plate is avoided.

Preferably, the mounting structure comprises a mounting groove, and the mounting groove is arranged in the inner cavity of the box body and close to one side of the heat dissipation assembly; the below and the top of mounting groove are equipped with arch and last cell body respectively, the inner wall of going up the cell body is equipped with the magnet, the one side of magnet is connected with dustproof subassembly.

Further, through seting up the mounting groove, the dustproof subassembly of easy to assemble, and through the magnet, iron sheet uses in convenient and dustproof subassembly carries out the cooperation.

Preferably, the dustproof assembly comprises a dustproof shell, a movable plate is arranged in an inner cavity of the dustproof shell, a connecting rod is connected above the movable plate, a limiting plate is connected to the other end of the connecting rod, an iron sheet is connected to one end, far away from the limiting plate, of the dustproof shell, and one end of the iron sheet is connected with the mounting structure.

Further, through the fly leaf, conveniently drive connecting rod and limiting plate rebound to make the limiting plate extend to in the supreme cell body, and with the cooperation of magnet.

Preferably, the inner cavity of the dustproof shell is connected with pulleys on two sides of the movable plate in a sliding mode.

Further, through having set up the pulley, improved the removal efficiency of fly leaf.

Preferably, the surface of the limiting plate is bonded with a sealing gasket through epoxy resin adhesive.

Furthermore, through having set up sealed the pad, strengthened the compactness between whole dustproof subassembly and the mounting structure, avoid the dust to get into inside the box.

Preferably, a movable groove is formed in the outer surface of the dustproof shell, a push rod is arranged on the side close to the movable groove, a cross rod is connected to the side, facing the dustproof shell, of the push rod, and one end of the cross rod penetrates through the movable groove and is connected with the movable plate.

Furthermore, through the arrangement of the movable groove, the push rod is conveniently connected with the movable plate through the cross rod, so that when a user pushes the push rod, the movable plate can be driven to move synchronously.

Preferably, the surface of the dustproof shell is fixedly connected with a limiting rod, the push rod faces one surface of the limiting rod and is connected with a flexible buckle, and one end of the flexible buckle is clamped on the surface of the limiting rod.

Further, through having set up gag lever post and flexible buckle, played and carried out spacing effect to the push rod, when the push rod drove the fly leaf rebound, can drive the limiting plate rebound simultaneously, when the limiting plate extended to supreme cell body, can make a sound between magnet and the iron sheet, through flexible buckle joint on the gag lever post this moment, accomplish spacing to the push rod.

Preferably, the upper portion of the movable plate is connected with a plurality of elastic pieces, and the other ends of the elastic pieces are connected to limiting protrusions integrally formed on the inner wall of the dustproof shell.

Further, through the elastic component, the effect of resetting the movable plate is played, and when the flexible buckle is not connected with the limiting rod, the movable plate is pushed to move downwards through the elastic component, so that the limiting plate is far away from the upper groove body.

Preferably, a clamping groove is formed in one surface, facing the protrusion, of the dustproof shell.

Furthermore, through the draw-in groove, conveniently cooperate the use with the arch to make the shield be connected inseparabler with the mounting groove.

The working principle is as follows: when equipment need move, the staff breaks the flexible buckle gently, when the gag lever post is kept away from to the one end of flexible buckle, promotes the fly leaf through the elastic component, drives connecting rod and limiting plate through the fly leaf and keeps away from the last cell body in the mounting groove, and the staff passes through the gag lever post this moment, drives whole dust cover and upwards removes, when the draw-in groove was kept away from protrudingly, alright take off dustproof subassembly completely, through radiator unit for the inside air of box circulates, thereby reaches better radiating effect.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. compared with the prior art, the utility model has the advantages that the inside of the box body has larger ventilation space through the newly added installation structure, thereby better radiating can be carried out; 2. compared with the prior art, the utility model, through newly-increased dustproof subassembly, when equipment places not the time spent, effectively avoid the dust to get into inside the box, lead to inside dust to pile up to cause the condition that electronic component appears damaging.

Drawings

FIG. 1 is a schematic structural diagram of a variable frequency resonance AC voltage withstand test device;

FIG. 2 is a schematic structural diagram of a box body in the variable frequency resonance AC voltage withstand test device;

FIG. 3 is a schematic view of the left side of a dust-proof housing in the variable frequency resonance AC withstand voltage testing apparatus;

FIG. 4 is a schematic view of the interior of a dust-proof housing in the variable frequency resonance AC withstand voltage testing apparatus;

FIG. 5 is a schematic front view of a dust-proof housing in the variable frequency resonance AC withstand voltage testing apparatus;

FIG. 6 is a top view of a dust-proof case in the variable frequency resonance AC withstand voltage testing apparatus.

In the figure: 1. a box body; 2. a control panel; 3. a heat dissipating component; 4. a mounting structure; 41. mounting grooves; 42. a protrusion; 43. an upper trough body; 44. a magnet; 5. a dust-proof assembly; 51. a dust-proof shell; 52. a movable plate; 53. a pulley; 54. a connecting rod; 55. a limiting plate; 56. a gasket; 57. iron sheets; 58. a movable groove; 59. a limiting rod; 510. a push rod; 511. a flexible buckle; 512. an elastic member; 513. a clamping groove.

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.

Example one

Referring to fig. 1, 2, 5 and 6, the variable frequency resonance ac voltage withstand test device includes a box 1, a control panel 2 is installed on the front side of the box 1, heat dissipation assemblies 3 are symmetrically installed on both sides of an inner cavity of the box 1, mounting structures 4 are installed on the opposite sides of the two heat dissipation assemblies 3 and on the outer side of the box 1, a dustproof assembly 5 is installed inside the mounting structure 4, preferably, the heat dissipation assemblies 3 are ventilation mesh plates, the ventilation mesh plates are connected with the box 1 through bolts, further, the ventilation mesh plates are connected with the box 1 through bolts, so that firmness of the ventilation mesh plates is enhanced, and looseness of the ventilation mesh plates is avoided; the lower part and the upper part of the mounting groove 41 are respectively provided with a protrusion 42 and an upper groove body 43, the inner wall of the upper groove body 43 is provided with a magnet 44, one side of the magnet 44 is connected with a dustproof assembly 5, further, the dustproof assembly 5 is convenient to mount by arranging the mounting groove 41, the magnet 44 is convenient to be matched with an iron sheet 57 in the dustproof assembly 5 for use, preferably, the dustproof assembly 5 comprises a dustproof shell 51, the inner cavity of the dustproof shell 51 is provided with a movable plate 52, the upper part of the movable plate 52 is connected with a connecting rod 54, the other end of the connecting rod 54 is connected with a limiting plate 55, one end of the limiting plate 55 far away from the dustproof shell 51 is connected with the iron sheet 57, one end of the iron sheet 57 is connected with the mounting structure 4, further, the movable plate 52 is convenient to drive the connecting rod 54 and the limiting plate 55 to move upwards, so that the limiting plate 55 extends into the upper groove body 43 and is matched with the magnet 44, preferably, the, further, the pulley 53 is arranged, the moving efficiency of the movable plate 52 is improved, preferably, the outer surface of the dustproof shell 51 is provided with a movable groove 58, one surface close to the movable groove 58 is provided with a push rod 510, one surface of the push rod 510 facing the dustproof shell 51 is connected with a cross rod, one end of the cross rod penetrates through the movable groove 58 and is connected with the movable plate 52, further, the movable groove 58 is arranged, the push rod 510 is convenient to be connected with the movable plate 52 through the cross rod, therefore, when a user pushes the push rod 510, the movable plate 52 can be driven to move synchronously, preferably, the surface of the dustproof shell 51 is fixedly connected with a limiting rod 59, one surface of the push rod 510 facing the limiting rod 59 is connected with a flexible buckle 511, one end of the flexible buckle 511 is clamped on the surface of the limiting rod 59, further, the limiting rod 59 and the flexible buckle 511 are arranged, when the push rod 510 drives the movable plate 52 to, limiting plate 55 rebound can be driven simultaneously, when limiting plate 55 extends to supreme cell body 43, can make a sound between magnet 44 and the iron sheet 57, connect on gag lever post 59 through flexible buckle 511 joint this moment, accomplish spacing to push rod 510, preferably, draw-in groove 513 has been seted up towards protruding 42 one side to dust shell 51, and further, through draw-in groove 513, conveniently cooperate the use with protruding 42 to make dust shell 51 be connected inseparabler with mounting groove 41.

In this embodiment, by forming the mounting groove 41, the worker can conveniently mount the dust-proof case 51 therein, and drive the connecting rod 54 and the limiting plate 55 to move upward through the movable plate 52, after the limiting plate 55 extends to the upper groove 43, the flexible buckle 511 is connected with the limiting rod 59 to complete the limiting of the push rod 510, because the push rod 510 is connected with the movable plate 52, the movable plate 52 can also be limited, so that the dust-proof case 51 is tightly connected with the mounting groove 41, thereby completing the dust-proof function, when the device needs to operate, the worker gently wrenches the flexible buckle 511, when one end of the flexible buckle 511 is far away from the limiting rod 59, the movable plate 52 drives the connecting rod 54 and the limiting plate 55 to be far away from the upper groove 43 in the mounting groove 41, at this time, the worker drives the whole dust-proof case 51 to move upward through the limiting rod 59, when the clamping groove 513 is far away from the protrusion, through radiator unit 3 for the inside air of box 1 circulates, thereby reaches better radiating effect.

Example two

Referring to fig. 3, the first embodiment is substantially the same as the first embodiment, except that a sealing gasket 56 is adhered to the surface of the position-limiting plate 55 through epoxy resin adhesive, so that the sealing gasket 56 is disposed to enhance the tightness between the whole dustproof assembly 5 and the mounting structure 4, thereby preventing dust from entering the interior of the box body 1.

EXAMPLE III

Referring to fig. 4, the present embodiment is substantially the same as the first embodiment, except that a plurality of elastic members 512 are connected above the movable plate 52, the other ends of the elastic members 512 are connected to the limiting protrusions integrally formed on the inner wall of the dust-proof housing 51, the elastic members 512 are used to reset the movable plate 52, and when the flexible fasteners 511 are not connected to the limiting rods 59, the elastic members 512 push the movable plate 52 to move downward, so that the limiting plate 55 is away from the upper groove 43.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Frequency conversion resonance exchanges withstand voltage testing arrangement, its characterized in that: the dustproof heat dissipation device comprises a box body (1), wherein a control panel (2) is installed on the front side of the box body (1), heat dissipation assemblies (3) are symmetrically arranged on two sides of an inner cavity of the box body (1), mounting structures (4) are arranged on two opposite sides of the heat dissipation assemblies (3) and located on the outer side of the box body (1), a dustproof assembly (5) is installed inside each mounting structure (4), each mounting structure (4) comprises a mounting groove (41), and each mounting groove (41) is formed in the inner cavity of the box body (1) and is close to one side of each heat dissipation assembly (3); the below and the top of mounting groove (41) are equipped with arch (42) and last cell body (43) respectively, the inner wall of going up cell body (43) is equipped with magnet (44), the one side of magnet (44) is connected with dustproof subassembly (5), dustproof subassembly (5) are including dustproof shell (51), the inner chamber of dustproof shell (51) is equipped with fly leaf (52), the top of fly leaf (52) is connected with connecting rod (54), the other end of connecting rod (54) is connected with limiting plate (55), limiting plate (55) are kept away from the one end of dustproof shell (51) is connected with iron sheet (57), the one end of iron sheet (57) with mounting structure (4) are connected.

2. The variable frequency resonance alternating current withstand voltage testing apparatus according to claim 1, characterized in that: the heat dissipation assembly (3) is a ventilation screen plate, and the ventilation screen plate is connected with the box body (1) through bolts.

3. The variable frequency resonance alternating current withstand voltage testing apparatus according to claim 1, characterized in that: the inner cavity of the dustproof shell (51) is positioned on two sides of the movable plate (52) and is connected with pulleys (53) in a sliding mode.

4. The variable frequency resonance alternating current withstand voltage testing apparatus according to claim 1, characterized in that: and a sealing gasket (56) is bonded on the surface of the limiting plate (55) through epoxy resin adhesive.

5. The variable frequency resonance alternating current withstand voltage testing apparatus according to claim 1, characterized in that: the dustproof shell is characterized in that a movable groove (58) is formed in the outer surface of the dustproof shell (51), a push rod (510) is arranged on one surface close to the movable groove (58), a cross rod is connected to one surface, facing the dustproof shell (51), of the push rod (510), and one end of the cross rod penetrates through the movable groove (58) and is connected with the movable plate (52).

6. The variable frequency resonance alternating current withstand voltage testing apparatus according to claim 5, characterized in that: the fixed surface of dustproofing shell (51) is connected with gag lever post (59), push rod (510) towards the one side of gag lever post (59) is connected with flexible buckle (511), the one end joint of flexible buckle (511) is in the surface of gag lever post (59).

7. The variable frequency resonance alternating current withstand voltage testing apparatus according to claim 1, characterized in that: the upper portion of fly leaf (52) is connected with a plurality of elastic components (512), the other end of elastic component (512) is connected on dustproof shell (51) inner wall integrated into one piece's spacing arch.

8. The variable frequency resonance alternating current withstand voltage testing apparatus according to claim 1, characterized in that: one surface of the dustproof shell (51) facing the bulge (42) is provided with a clamping groove (513).