CN112259418A

CN112259418A - Reverse/distribution direct current contactor packaging structure

Info

Publication number: CN112259418A
Application number: CN202011223998.3A
Authority: CN
Inventors: 魏新奎; 李军强; 赵芳玲; 温小平
Original assignee: Tianshui Huanghe Electric Co ltd
Current assignee: Tianshui Huanghe Electric Co ltd
Priority date: 2020-11-05
Filing date: 2020-11-05
Publication date: 2021-01-22

Abstract

The invention provides a reverse/distribution direct current contactor packaging structure which comprises a box body, wherein a heat dissipation assembly is arranged on the outer wall of the box body, a sealing assembly is arranged at the upper end of the box body, the sealing assembly comprises a box cover, a convex ring is arranged at one end, close to the box body, of the box cover in a surrounding mode, the heat dissipation assembly comprises a heat conduction ring arranged on the outer wall of the box body in a surrounding mode, a plurality of heat conduction plates are uniformly distributed on one side, away from the box body, of the heat conduction ring in a surrounding mode, heat conduction pipes are arranged at one ends, far away from the heat conduction ring, of the heat conduction plates in the surrounding mode, the breakpoints of the heat conduction pipes are connected through a water circulation pump, heat dissipation liquid. Through mutually supporting between waterproof sealing washer and the box, increase overall structure's waterproof nature, through mutually supporting between water circulating pump and the heat pipe to the realization flows the circulation of liquid in the heat pipe, makes radiator unit more even to the liquid cooling in the heat pipe.

Description

Reverse/distribution direct current contactor packaging structure

Technical Field

The invention mainly relates to the technical field of direct current contactor packaging, in particular to a reverse/distribution direct current contactor packaging structure.

Background

The packaging structure of the dc contactor on the market at present mostly does not have the waterproof function, or else the radiating effect is not good, for example, the patent number is: CN 201510427971.9's patent, a direct current contactor packaging structure, including the direct current contactor body, this direct current contactor is internal to be equipped with two screws that are used for forming the stationary contact, form the movable contact spring of movable contact, the explosion chamber that is used for the arc extinguishing, be used for driving the transmission part and the coil structure of movable contact motion, the side of going up of this direct current contactor body is stretched out to the outer end of two screws, and two screws, movable contact spring and coil have drawn forth the connecting wire outwards at the side of going up of this direct current contactor body respectively, a metal casing is established to the downside and the outside external fixed cover of direct current contactor body, this metal casing with direct current contactor contact part firm connection and sealed. Although this structure makes the installation faster, the heat dissipation and the waterproof property are inferior.

Disclosure of Invention

The invention mainly provides a reverse/distribution direct current contactor packaging structure which is used for solving the technical problems in the background technology.

The technical scheme adopted by the invention for solving the technical problems is as follows:

a packaging structure of a reverse/distributed direct current contactor comprises a box body, wherein a heat dissipation assembly is arranged on the outer wall of the box body, a sealing assembly is arranged at the upper end of the box body, a clamping assembly is arranged on the inner wall of the box body in a surrounding manner, the sealing assembly comprises a box cover arranged at the upper end of the box body, a plurality of conductive springs are uniformly distributed at one end, close to the inner wall of the box body, of the box cover, a conductive plate is arranged at one end, away from the box cover, of each conductive spring, a first conductive clamping plate is fixedly arranged at one end, away from the conductive springs, of each conductive plate, one side of each first conductive clamping plate is movably connected with a second conductive clamping plate through a hinge, a first convex plate and a second convex plate are symmetrically arranged at one ends, away from the hinge, of the first conductive clamping plates and the second conductive clamping plates, a plurality of conductive columns are, the case lid passes through the bulge loop and links to each other with the box, the case lid links to each other with the box through evenly encircleing the connecting block that sets up at the outer wall, clamping components includes that even symmetry encircles the cylinder of establishing at the box inner wall, and the symmetry sets up the one end that the box was kept away from to the cylinder is equipped with splint, the one end that the cylinder was kept away from to splint is equipped with the slipmat, radiator unit is including encircleing the heat conduction circle that sets up at the box outer wall, one side that the box was kept away from to the heat conduction circle of heat conduction circle evenly encircles the distribution and is equipped with a plurality of heat-conducting plates, evenly encircles the distribution the one end that the heat conduction circle was kept away from to the heat-conducting plate encircles and is equipped with the heat pipe, the heat pipe passes through the water circulating pump and links to each other, be equipped with heat dissipation liquid in the heat pipe breakpoint, heat pipe outer wall parcel is Refrigeration piece, first splint outer wall symmetry is equipped with a plurality of third flange, the second splint outer wall is close to one side symmetry of third flange and is equipped with a plurality of fourth flanges, and the symmetry sets up the fourth flange runs through the gim peg and links to each other with the third flange, and the symmetry sets up one side that first semiconductor refrigeration piece and second semiconductor refrigeration piece are close to the heat pipe is the cold junction.

Furthermore, the heat dissipation liquid adopts one of linseed oil, transformer oil, edible oil, liquid naphthalene and kerosene, the liquid adopts high-boiling-point liquid, the boiling is not easy, the safety is higher, the space of the inner wall of the heat conduction pipe is not easy to expand, and the safety is improved.

Furthermore, the outer wall of the conductive springs is wrapped by insulating layers, so that the conductive springs are prevented from being lapped and short-circuited.

Furthermore, the box cover is made of insulating materials, and short circuit caused by mutual series connection of the conductive columns is prevented.

Furthermore, the outer diameter of the convex ring is equal to the inner diameter of the box body, so that the box cover and the box body are fixed more tightly.

Further, protruding circle outer wall is equipped with waterproof sealing washer, further increase overall structure's waterproof nature.

Furthermore, a gap between the inner wall of the box body and the direct current contactor is filled with heat conduction silicone grease, and the effect is increased.

Compared with the prior art, the invention has the beneficial effects that:

this reversal/distribution direct current contactor packaging structure, through mutually supporting between waterproof sealing washer and the box, increase overall structure's waterproof nature, put into the box with direct current contactor, it can be fixed with direct current contactor to promote splint through the cylinder, through mutually supporting between first semiconductor refrigeration piece and the second semiconductor refrigeration piece, can realize cooling down the heat pipe and handle, through mutually supporting between water circulating pump and the heat pipe, thereby the realization is with the circulation flow of the intraductal liquid of heat pipe, it is more even to make radiator unit to the interior liquid cooling of heat pipe.

The present invention will be explained in detail below with reference to the drawings and specific embodiments.

Drawings

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

FIG. 2 is a schematic view of the structure of the case and the seal assembly of the present invention;

FIG. 3 is a schematic view of the clamp assembly of the present invention;

FIG. 4 is a schematic view of the bottom structure of the seal assembly of the present invention;

FIG. 5 is an enlarged view of a portion of the area A of the seal assembly of the present invention;

FIG. 6 is a schematic structural diagram of a heat dissipation assembly according to the present invention;

fig. 7 is a schematic structural diagram of the cooling assembly of the present invention.

In the figure: 1. a box body; 2. a clamping assembly; 21. a cylinder; 22. a splint; 23. a non-slip mat; 3. a seal assembly; 31. a box cover; 31a, a convex ring; 32. a conductive post; 33. a conductive spring; 34. a conductive plate; 35. a first conductive clip; 35a, a first convex plate; 36. a second conductive clip; 36a, a second convex plate; 37. a hinge; 38. connecting blocks; 39. a waterproof sealing ring; 4. A heat dissipating component; 41. a heat conducting ring; 42. a heat conducting plate; 43. a heat conducting pipe; 44. a water circulation pump; 45. a cooling assembly; 451. a first splint; 451a, a third convex plate; 452. a second splint; 452a, a fourth flange; 453. a first semiconductor refrigeration chip; 454. a second semiconductor refrigeration chip; 455. and (6) fixing the bolt.

Detailed Description

In order to facilitate an understanding of the invention, the invention will now be described more fully hereinafter with reference to the accompanying drawings, in which several embodiments of the invention are shown, but which may be embodied in different forms and not limited to the embodiments described herein, but which are provided so as to provide a more thorough and complete disclosure of the invention.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may be present, and when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present, as the terms "vertical", "horizontal", "left", "right" and the like are used herein for descriptive purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs, and the knowledge of the terms used herein in the specification of the present invention is for the purpose of describing particular embodiments and is not intended to limit the present invention, and the term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1-7, a package structure of a reverse/distributed dc contactor includes a box body 1, a heat dissipation assembly 4 is disposed on an outer wall of the box body 1, a sealing assembly 3 is disposed on an upper end of the box body 1, a clamping assembly 2 is disposed around an inner wall of the box body 1, the sealing assembly 3 includes a box cover 31 disposed on an upper end of the box body 1, a plurality of conductive springs 33 are uniformly distributed on an end of the box cover 31 close to the inner wall of the box body 1, a conductive plate 34 is disposed on an end of the conductive plate 33 away from the box cover 31, a first conductive clamp plate 35 is fixedly disposed on an end of the conductive plate 34 away from the conductive spring 33, one side of the first conductive clamp plate 35 is movably connected to a second conductive clamp plate 36 through a hinge 37, a first protruding plate 35a and a second protruding plate 36a are symmetrically disposed on ends of the first conductive clamp plate 35 and the, the box cover 31 is embedded at one end far away from the box body 1, is provided with a plurality of conductive columns 32 in a penetrating and distributing manner, the conductive columns 32 are electrically connected with a conductive spring 33, one end of the box cover 31 close to the box body 1 is provided with a convex ring 31a in a surrounding manner, the box cover 31 is connected with the box body 1 through a convex ring 31a, the box cover 31 is connected with the box body 1 through a connecting block 38 uniformly arranged on the outer wall in a surrounding manner, the clamping assembly 2 comprises air cylinders 21 uniformly and symmetrically arranged on the inner wall of the box body 1 in a surrounding manner, one ends of the air cylinders 21 far away from the box body 1 are provided with clamping plates 22 in a symmetrical manner, one ends of the clamping plates 22 far away from the air cylinders 21 are provided with anti-skid pads 23, the heat dissipation assembly 4 comprises heat conduction rings 41 circumferentially arranged on the outer wall of the box body 1, one sides of the heat conduction rings 41, the break points of the heat conduction pipes 43 are connected through a water circulation pump 44, heat dissipation liquid is arranged in the heat conduction pipes 43, the outer wall of the heat conducting pipe 43 is wrapped with a cooling assembly 45, the cooling assembly 45 comprises a first clamping plate 451 and a second clamping plate 452 which are symmetrically arranged on the outer wall of the heat conducting pipe 43, one ends of the first clamping plate 451 and the second clamping plate 452 close to the heat conducting pipe 43 are provided with a first semiconductor chilling plate 453 and a second semiconductor chilling plate 454 which are symmetrically arranged, a plurality of third convex plates 451a are symmetrically arranged on the outer wall of the first clamping plate 451, a plurality of fourth convex plates 452a are symmetrically arranged on one side of the outer wall of the second clamping plate 452 close to the third convex plates 451a, the symmetrically arranged fourth convex plates 452a are connected with the third convex plate 451a through fixing bolts, the sides of the first semiconductor chilling plate 453 and the second semiconductor chilling plate 454 which are symmetrically arranged and close to the heat conducting pipe 43 are cold ends.

Please refer to fig. 6, a heat dissipating liquid is disposed in the heat conducting tube 43, and the heat dissipating liquid is one of linseed oil, transformer oil, edible oil, liquid naphthalene and kerosene; in this embodiment, the liquid with high boiling point flows in the heat conduction pipe 43, so that the liquid is not easily evaporated to increase the internal space of the heat conduction pipe 43, thereby preventing explosion caused by high-temperature evaporation.

Referring to fig. 4-5, the box cover 31 is made of an insulating material, and the outer walls of the symmetrically arranged conductive springs 33 are wrapped with insulating layers; in the present embodiment, the insulation of the case cover 31 and the insulation of the outer wall of the conductive spring 33 further reduce short circuit caused by the positive and negative overlapping conductors.

Please refer to fig. 4 again, the outer diameter of the convex ring 31a is equal to the inner diameter of the box body 1, and the outer wall of the convex ring 31a is provided with a waterproof sealing ring 39; in this embodiment, the convex ring 31a and the waterproof seal ring 39 are engaged with each other, so that a closed space is not formed in the case 1, and the waterproof property is further improved.

Please refer to fig. 2, wherein the gap between the inner wall of the box 1 and the dc contactor is filled with heat-conducting silicone grease; in this embodiment, the heat dissipated by the dc contactor is conducted more completely through the heat conductive silicone grease, and the heat conductive silicone grease has a non-conductive property.

The specific operation mode of the invention is as follows:

when the direct current contactor is packaged, the direct current contactor is placed in the box body 1, the spring is manually pulled to enable the first convex plate 35a and the second convex plate 36a to clamp and fix the conductive terminals on the direct current contactor, the direct current contactor is clamped and fixed in position through the clamping plate 22 by the air cylinder 21, heat-conducting silicone grease is filled between the outer wall of the direct current contactor and the inner wall of the box body 1, one end of the box cover 31 with the waterproof sealing ring 39 covers and seals the box body 1, the box body 1 is fixedly connected with the box body 1 through the connecting block 38, heat emitted by the direct current contactor is conducted to the outer wall of the box body 1 through the heat-conducting silicone grease, the heat is conducted to the heat-conducting pipe 43 through the heat-conducting ring 41 and the heat-conducting plate 42, the heat-conducting pipe 43 can be cooled through the mutual matching between the first semiconductor refrigerating sheet 453 and the second semiconductor refrigerating sheet 454, the water circulating, therefore, the liquid in the heat conduction pipe 43 flows circularly, and the cooling of the liquid in the heat conduction pipe 43 by the heat dissipation assembly 4 is more uniform.

The invention is described above with reference to the accompanying drawings, it is obvious that the invention is not limited to the above-described embodiments, and it is within the scope of the invention to adopt such insubstantial modifications of the inventive method concept and solution, or to apply the inventive concept and solution directly to other applications without modification.

Claims

1. The utility model provides a reversal/distribution direct current contactor packaging structure, includes box (1), box (1) outer wall is equipped with radiator unit (4), box (1) upper end is equipped with seal assembly (3), box (1) inner wall is around being equipped with clamping component (2), a serial communication port, seal assembly (3) are including establishing case lid (31) of box (1) upper end, case lid (31) are close to the one end evenly distributed of box (1) inner wall and are equipped with a plurality of electrically conductive spring (33), the one end that case lid (31) were kept away from in electrically conductive spring (33) is equipped with current conducting plate (34), the fixed first electrically conductive splint (35) that is equipped with in one end that electrically conductive spring (33) were kept away from in current conducting plate (34), hinge (37) and the electrically conductive splint (36) swing joint of second are passed through to first electrically conductive splint (35) one side, the one end symmetry that hinge (37) were kept away from in electrically conductive splint (35) and second electrically conductive splint A convex plate (35a) and a second convex plate (36a), one end of the box cover (31) far away from the box body (1) is embedded, penetrates and is provided with a plurality of conductive columns (32), the conductive columns (32) are electrically connected with a conductive spring (33), one end of the box cover (31) close to the box body (1) is provided with a convex ring (31a) in a surrounding manner, the box cover (31) is connected with the box body (1) through the convex ring (31a), the box cover (31) is connected with the box body (1) through a connecting block (38) uniformly arranged on the outer wall in a surrounding manner, the clamping assembly (2) comprises air cylinders (21) uniformly and symmetrically arranged on the inner wall of the box body (1) in a surrounding manner, clamping plates (22) are arranged at one ends of the air cylinders (21) far away from the box body (1) in a symmetrical manner, anti-skid pads (23) are arranged at one ends of the clamping plates (22) far away from the air cylinders (21), the, the box body (1) is kept away from by the heat conduction ring (41), one side of the heat conduction ring (41) is uniformly distributed in a surrounding manner to form a plurality of heat conduction plates (42), one ends of the heat conduction plates (42) far away from the heat conduction ring (41) are uniformly distributed in a surrounding manner to form heat conduction pipes (43), breakpoints of the heat conduction pipes (43) are connected through a water circulating pump (44), heat dissipation liquid is arranged in the heat conduction pipes (43), the outer walls of the heat conduction pipes (43) are wrapped by cooling components (45), each cooling component (45) comprises a first clamping plate (451) and a second clamping plate (452) which are symmetrically arranged on the outer walls of the heat conduction pipes (43), one ends, close to the heat conduction pipes (43), of the first clamping plate (451) and the second clamping plate (452) are symmetrically provided with a first semiconductor refrigeration sheet (453) and a second semiconductor refrigeration sheet (454), and the outer wall of the, a plurality of fourth convex plates (452a) are symmetrically arranged on one side, close to the third convex plate (451a), of the outer wall of the second clamping plate (452), the fourth convex plates (452a) are symmetrically arranged and penetrate through the third convex plate (451a) through fixing bolts, and the sides, close to the heat conduction pipe (43), of the first semiconductor refrigeration piece (453) and the second semiconductor refrigeration piece (454) which are symmetrically arranged are cold ends.

2. The inverted/distributed dc contactor package according to claim 1, wherein said heat dissipating liquid is selected from the group consisting of linseed oil, transformer oil, edible oil, liquid naphthalene and kerosene.

3. A contra rotating/distributing dc contactor packing structure according to claim 1, wherein the outer walls of said symmetrically arranged conductive springs (33) are wrapped with an insulating layer.

4. A contra/distribution dc contactor packing structure according to claim 1, wherein said cover (31) is an insulating material.

5. A counter/distributing dc contactor packing structure according to claim 1, wherein said collar (31a) has an outer diameter equal to the inner diameter of the casing (1).

6. A counter/distributing DC contactor package according to claim 5, wherein said collar (31a) is provided with a waterproof gasket (39) on its outer wall.

7. A reverse/distribution dc contactor package according to claim 1, wherein the gap between the inner wall of the casing (1) and the dc contactor is filled with a thermally conductive silicone grease.