CN212033018U - Polyurethane encapsulated electronic device - Google Patents

Abstract

The utility model discloses an electronic device encapsulated by polyurethane, which comprises a shell and a second polyurethane packaging layer, wherein the inner bottom wall of the shell is symmetrically and fixedly connected with four storage batteries, the second polyurethane packaging layer is adhered to the outer side wall of the storage batteries, the tops of the four storage batteries are fixedly connected with a second copper sheet, the center of the upper surface of the second copper sheet is welded with a first copper sheet, the outer side wall of the first copper sheet is symmetrically welded with two first aluminum plates, one end of the two first aluminum plates penetrates through the shell, the first copper sheet conducts heat to a second heat dissipation plate, the second heat dissipation plate and the second heat dissipation fin dissipate the heat, the first aluminum plates and the second aluminum plates conduct the heat to the first heat dissipation plate, the first heat dissipation fin and the first heat dissipation plate dissipate the heat, the heat is collected and conducted to the outside of the shell to dissipate the heat, so that the electronic device can keep a normal working state, the polyurethane encapsulation layer provides the electronic device with better impact resistance.

Description

Polyurethane encapsulated electronic device

Technical Field

The utility model relates to an electronic product technical field specifically is a polyurethane embedment's electron device.

Background

Along with the rapid development of science and technology, electronic devices become more and more integrated and miniaturized, so that the heat dissipation area is smaller and smaller, and under an extreme environment, the electronic devices have very strict requirements on the shock resistance of electronic equipment.

The invention is disclosed in China: CN203659941U discloses an electronic device encapsulated by polyurethane, which has the advantages of light weight, high structural strength, excellent dielectric property and easy molding, however, the electronic device after encapsulation generates heat in the using process, and the heat dissipation efficiency of the device is not high, the accumulation of heat in the electronic device will affect the operation of the electronic device, and the heat needs to be effectively dissipated, so that an electronic device encapsulated by polyurethane is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an electron device of polyurethane embedment to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: an electronic device encapsulated by polyurethane comprises a shell and a second polyurethane packaging layer, wherein four storage batteries are symmetrically and fixedly connected to the inner bottom wall of the shell, the second polyurethane packaging layer is adhered to the outer side wall of each storage battery, a second copper sheet is fixedly connected to the tops of the four storage batteries, a first copper sheet is welded to the center of the upper surface of the second copper sheet, two first aluminum plates are symmetrically welded to the outer side wall of the first copper sheet, one ends of the two first aluminum plates penetrate through the shell, two second aluminum plates are symmetrically welded to one side, away from the first aluminum plate, of the outer side wall of the first aluminum plate, one ends of the two second aluminum plates penetrate through the shell, first heating panels are welded to one ends of the second aluminum plates and one end of the first aluminum plate, first cooling fins are welded to the upper surface of the first heating panels, and the inner side wall of the first heating panels is fixedly connected with the outer side wall of the shell, the utility model discloses a solar energy heating device, including casing, two first electronic components of inside wall symmetry fixedly connected with of casing, the inside wall of casing just is located two second electronic components of top symmetry fixedly connected with of first electronic component, the inside wall of casing just is located two third electronic components of top symmetry fixedly connected with of second electronic component, the casing is run through to the one end of first copper sheet, the one end welding of first copper sheet has the second heating panel, the last skin weld of second heating panel has second radiating fin, the inside wall of second heating panel pass through the second bolt with the inside wall fixed connection of casing.

As further preferable in the present technical solution: the lateral wall fixedly connected with charging seat of casing, the electrical output of charging seat pass through the wire with the electrical input end electric connection of battery, the lateral wall of charging seat articulates there is the second lid.

As further preferable in the present technical solution: the upper surface of the second copper sheet is symmetrically welded with two third polyurethane packaging layers, the top of each third polyurethane packaging layer is bonded with the bottom of the first electronic component, a fourth heat-conducting rubber pad is bonded on one side adjacent to the corresponding third polyurethane packaging layer, and the outer side wall of the fourth heat-conducting rubber pad is bonded with the outer side wall of the first copper sheet.

As further preferable in the present technical solution: and the outer side walls of the first electronic assembly, the second electronic assembly and the third electronic assembly are all bonded with third heat-conducting rubber pads, and the outer side walls of the third heat-conducting rubber pads are bonded with the outer side walls of the first copper sheets.

As further preferable in the present technical solution: the second electronic component with the adjacent one side of third electronic component all bonds and has second heat conduction cushion, the lateral wall of second heat conduction cushion with first aluminum plate with second aluminum plate's lateral wall bonds, two second electronic component's bottom all bonds and has first polyurethane encapsulation layer, the bottom on first polyurethane encapsulation layer with first electronic component's top all bonds and has first heat conduction cushion, the lateral wall of first heat conduction cushion with first aluminum plate with second aluminum plate's lateral wall bonds.

As further preferable in the present technical solution: the front surface of casing passes through the first lid of third bolt fixedly connected with, the inside wall welding of first lid has the ventilation window, the inside wall fixedly connected with filter and the filter screen of ventilation window.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a heat with electronic component production is from second copper and first aluminum plate, second aluminum plate conduction to first copper sheet, first copper sheet is with heat conduction to second heating panel, second heating panel and second radiating fin give off the heat, first aluminum plate and second aluminum plate conduct the heat to first heating panel, first radiating fin and first heating panel give off the heat, collect the heat and conduct and dispel the heat outside the casing, can make electron device keep normal operating condition, the polyurethane encapsulation layer makes electron device have better shock resistance.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a front view of the present invention;

fig. 3 is a schematic structural view of a first heat dissipation fin of the present invention;

fig. 4 is a schematic structural view of the ventilation window of the present invention.

In the figure: 1. a housing; 2. a first electronic component; 3. a first thermally conductive rubber pad; 4. a first polyurethane encapsulation layer; 5. a second electronic component; 6. a first heat radiation fin; 7. a first heat dissipation plate; 8. a first bolt; 9. a second bolt; 10. a second heat radiation fin; 11. a second heat dissipation plate; 13. a third electronic component; 14. a second thermally conductive rubber pad; 15. a first copper sheet; 16. a first aluminum plate; 17. a third heat-conducting rubber pad; 19. a second copper sheet; 20. a second polyurethane encapsulation layer; 21. a storage battery; 22. a first cover body; 23. a ventilation window; 24. a filter plate; 25. a filter screen; 26. a fourth thermally conductive rubber pad; 27. a charging seat; 28. a third polyurethane encapsulation layer; 29. a second cover body; 30. a second aluminum plate.

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.

Examples

Referring to fig. 1-4, the present invention provides a technical solution: an electronic device encapsulated by polyurethane comprises a shell 1 and a second polyurethane encapsulation layer 20, wherein four storage batteries 21 are symmetrically and fixedly connected to the bottom wall of the interior of the shell 1, the second polyurethane encapsulation layer 20 is adhered to the outer side walls of the storage batteries 21, second copper sheets 19 are fixedly connected to the tops of the four storage batteries 21, first copper sheets 15 are welded to the centers of the upper surfaces of the second copper sheets 19, two first aluminum plates 16 are symmetrically welded to the outer side walls of the first copper sheets 15, one ends of the two first aluminum plates 16 penetrate through the shell 1, two second aluminum plates 30 are symmetrically welded to the side, far away from the first aluminum plate 16, of the outer side walls of the first aluminum plates 16, one ends of the two second aluminum plates 30 penetrate through the shell 1, first heat dissipation plates 7 are welded to one ends of the second aluminum plates 30 and the first aluminum plates 16, first heat dissipation fins 6 are welded to the upper surfaces of the first heat dissipation plates 7, the inner side walls of the first heat dissipation, two first electronic component 2 of the inside wall symmetry fixedly connected with of casing 1, two second electronic component 5 of the inside wall of casing 1 and the top symmetry fixedly connected with that is located first electronic component 2, two third electronic component 13 of the inside wall of casing 1 and the top symmetry fixedly connected with that is located second electronic component 5, casing 1 is run through to the one end of first copper sheet 15, the one end welding of first copper sheet 15 has second heating panel 11, the last skin weld of second heating panel 11 has second radiating fin 10, the inside wall of second heating panel 11 passes through second bolt 9 and casing 1's inside wall fixed connection.

In this embodiment, specifically: the outer side wall of the shell 1 is fixedly connected with a charging seat 27, the electrical output end of the charging seat 27 is electrically connected with the electrical input end of the storage battery 21 through a lead, and the outer side wall of the charging seat 27 is hinged with a second cover body 29; the charging base 27 can charge the storage battery 21 when the electronic device is not used, so that the storage battery 21 can keep long-term cruising ability, and the second cover body 29 can start the dustproof and waterproof functions of the charging base 27, so that the charging base 27 is safer to use.

In this embodiment, specifically: two third polyurethane packaging layers 28 are symmetrically welded on the upper surface of the second copper sheet 19, the tops of the two third polyurethane packaging layers 28 are bonded with the bottom of the first electronic component 2, fourth heat-conducting rubber pads 26 are bonded on the adjacent sides of the two third polyurethane packaging layers 28, and the outer side walls of the fourth heat-conducting rubber pads 26 are bonded with the outer side walls of the first copper sheet 15; the third urethane encapsulation layer 28 can provide the device with better strength, and the fourth thermally conductive adhesive pad 26 can conduct heat from the first electronic component 2 and the second copper sheet 19 to the first copper sheet 15.

In this embodiment, specifically: the outer side walls of the first electronic component 2, the second electronic component 5 and the third electronic component 13 are all bonded with third heat-conducting rubber pads 17, and the outer side walls of the third heat-conducting rubber pads 17 are bonded with the outer side walls of the first copper sheets 15; the third heat-conducting rubber pad 17 transmits the heat of the first electronic component 2, the second electronic component 5 and the third electronic component 13 to the first copper sheet 15, collects the heat and transmits the heat to the heat dissipation structure.

In this embodiment, specifically: a second heat-conducting rubber pad 14 is bonded on one side, adjacent to the second electronic component 5 and the third electronic component 13, of each second electronic component, the outer side wall of each second heat-conducting rubber pad 14 is bonded with the outer side walls of the first aluminum plate 16 and the second aluminum plate 30, the bottoms of the two second electronic components 5 are bonded with first polyurethane packaging layers 4, the bottom of each first polyurethane packaging layer 4 and the top of the corresponding first electronic component 2 are bonded with first heat-conducting rubber pads 3, and the outer side wall of each first heat-conducting rubber pad 3 is bonded with the outer side walls of the first aluminum plate 16 and the second aluminum plate 30; the second heat conductive rubber mat 14 conducts heat to the first aluminum plate 16 and the second aluminum plate 30, and the first heat conductive rubber mat 3 conducts heat to the second aluminum plate 30.

In this embodiment, specifically: the front surface of the shell 1 is fixedly connected with a first cover body 22 through a third bolt, the inner side wall of the first cover body 22 is welded with a ventilation window 23, and the inner side wall of the ventilation window 23 is fixedly connected with a filter plate 24 and a filter screen 25; the first cover body 22 can be detached, maintenance of electronic devices is facilitated, the ventilation window 23 can dissipate heat, the filter plate 24 can filter out large-size objects, and the filter screen 25 can filter dust.

Working principle or structural principle, when in use, the heat generated by the storage battery 21 and the electronic components is conducted to the first copper sheet 15 from the second copper sheet 19, the first aluminum sheet 16 and the second aluminum sheet 30, the first copper sheet 15 conducts the heat to the second heat dissipation plate 11, the second heat dissipation plate 11 and the second heat dissipation fin 10 radiate the heat, the first aluminum sheet 16 and the second aluminum sheet 30 conduct the heat to the first heat dissipation plate 7, the first heat dissipation fin 6 and the first heat dissipation plate 7 radiate the heat, the third polyurethane packaging layer 28 can enable the device to have better strength, the fourth heat-conducting rubber pad 26 can conduct the heat of the first electronic component 2 and the second copper sheet 19 to the first copper sheet 15, the third heat-conducting rubber pad 17 transmits the heat of the first electronic component 2, the second electronic component 5 and the third electronic component 13 to the first copper sheet 15, collects the heat and then transmits the heat to the heat dissipation structure, the second heat-conducting rubber mat 14 conducts heat to the first aluminum plate 16 and the second aluminum plate 30, the first heat-conducting rubber mat 3 conducts heat to the second aluminum plate 30, and the heat is collected and conducted to the outside of the shell 1 to dissipate heat.

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 (6)

1. A polyurethane encapsulated electronic device comprising a housing (1) and a second polyurethane encapsulation layer (20), characterized in that: the inner bottom wall of the shell (1) is symmetrically and fixedly connected with four storage batteries (21), the second polyurethane packaging layer (20) is bonded on the outer side wall of the storage batteries (21), the tops of the four storage batteries (21) are fixedly connected with second copper sheets (19), the upper surface center of each second copper sheet (19) is welded with a first copper sheet (15), the outer side wall of each first copper sheet (15) is symmetrically welded with two first aluminum plates (16), one ends of the two first aluminum plates (16) penetrate through the shell (1), one side, far away from the first aluminum plate (16), of the outer side wall of each first aluminum plate (16) is symmetrically welded with two second aluminum plates (30), one ends of the two second aluminum plates (30) penetrate through the shell (1), the first heat dissipation plates (7) are welded at the second aluminum plates (30) and one ends of the first aluminum plates (16), and first heat dissipation fins (6) are welded on the upper surface of the first heat dissipation plates (7), the inner side wall of the first heat dissipation plate (7) is fixedly connected with the outer side wall of the shell (1) through a first bolt (8), the inner side wall of the shell (1) is symmetrically and fixedly connected with two first electronic components (2), two second electronic components (5) are symmetrically and fixedly connected to the inner side wall of the shell (1) and positioned above the first electronic component (2), two third electronic components (13) are symmetrically and fixedly connected to the inner side wall of the shell (1) and positioned above the second electronic component (5), one end of the first copper sheet (15) penetrates through the shell (1), one end of the first copper sheet (15) is welded with a second heat dissipation plate (11), second radiating fins (10) are welded on the upper surface of the second radiating plate (11), the inner side wall of the second heat dissipation plate (11) is fixedly connected with the inner side wall of the shell (1) through a second bolt (9).

2. A polyurethane encapsulated electronic device according to claim 1, wherein: the lateral wall fixedly connected with charging seat (27) of casing (1), the electrical property output of charging seat (27) pass through the wire with the electrical property input end electric connection of battery (21), the lateral wall of charging seat (27) articulates there is second lid (29).

3. A polyurethane encapsulated electronic device according to claim 1, wherein: the upper surface symmetry welding of second copper sheet (19) has two third polyurethane packaging layer (28), two the top of third polyurethane packaging layer (28) with the bottom bonding of first electronic component (2), two one side that third polyurethane packaging layer (28) are adjacent all bonds and has fourth heat conduction cushion (26), the lateral wall of fourth heat conduction cushion (26) with the lateral wall bonding of first copper sheet (15).

4. A polyurethane encapsulated electronic device according to claim 1, wherein: the outer side walls of the first electronic assembly (2), the second electronic assembly (5) and the third electronic assembly (13) are all bonded with third heat-conducting rubber pads (17), and the outer side walls of the third heat-conducting rubber pads (17) are bonded with the outer side walls of the first copper sheets (15).

5. A polyurethane encapsulated electronic device according to claim 1, wherein: second electronic component (5) with the adjacent one side of third electronic component (13) all bonds and has second heat conduction cushion (14), the lateral wall of second heat conduction cushion (14) with first aluminum plate (16) with the lateral wall of second aluminum plate (30) bonds, two the bottom of second electronic component (5) all bonds and has first polyurethane encapsulation layer (4), the bottom of first polyurethane encapsulation layer (4) with the top of first electronic component (2) all bonds and has first heat conduction cushion (3), the lateral wall of first heat conduction cushion (3) with first aluminum plate (16) with the lateral wall of second aluminum plate (30) bonds.

6. A polyurethane encapsulated electronic device according to claim 1, wherein: the front surface of casing (1) passes through the first lid of third bolt fixedly connected with (22), the inside wall welding of first lid (22) has ventilation window (23), the inside wall fixedly connected with filter (24) and filter screen (25) of ventilation window (23).

Images