CN217769899U

CN217769899U - Waterproof dc-to-ac converter suitable for it is outdoor

Info

Publication number: CN217769899U
Application number: CN202221964307.XU
Authority: CN
Inventors: 张建军; 姚中荣; 张晋霞
Original assignee: Chongqing Geshang New Energy Co ltd
Current assignee: Chongqing Geshang New Energy Co ltd
Priority date: 2022-07-28
Filing date: 2022-07-28
Publication date: 2022-11-08
Anticipated expiration: 2032-07-28

Abstract

The utility model relates to a be applicable to open air waterproof dc-to-ac converter, including square shell, square shell is formed by relative just integrated into one piece's last casing of opening and casing lock down, the integrative wiring portion that is equipped with two connecting wire of lateral wall of casing down, two wiring portions are all fixed and are equipped with two wiring bases, the fixed screw thread terminal that is equipped with of wiring base, the screw thread terminal level runs through wiring base and wiring portion and extends to in the casing down, be equipped with the wiring passageway that runs through screw thread terminal both ends in the screw thread terminal, still be equipped with the waterproof cover with screw thread terminal screw-thread fit on the wiring base, be equipped with the through-hole that the power supply line passed with the coaxial position of wiring passageway on the waterproof cover. The utility model provides a current dc-to-ac converter unsuitable problem of using in the open air for a long time.

Description

Waterproof dc-to-ac converter suitable for it is outdoor

Technical Field

The utility model belongs to the dc-to-ac converter field, especially one kind is applicable to open air waterproof dc-to-ac converter.

Background

An inverter, english inverter, is a power conversion device, which can convert 12V or 24V dc into 220V, 50Hz ac or other types of ac. The alternating current output by the power supply can be used for various devices, and the requirement of users on the alternating current power supply in a mobile power supply place or a non-power area is met to the maximum extent. Therefore, it is often necessary to use the inverter outdoors, and the general inverters are provided with ventilation openings for dissipating heat from the inverter, and various connection openings, and if the inverter is used outdoors, dust and moisture will enter the inverter through the ventilation openings and the connection openings and adhere to the surfaces of the electronic components.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that a be applicable to open air waterproof inverter is provided, the problem of the unsuitable long-term outdoor use of current dc-to-ac converter has been solved.

In order to solve the above problem, the utility model adopts the technical scheme that: the utility model provides a waterproof dc-to-ac converter suitable for open air, includes square shell, square shell is formed by last casing that the opening is relative and casing lock down, the integrative wiring portion that is equipped with two fixed electric wires of lateral wall of casing, two down wiring portion is all fixed and is equipped with two wiring bases, the wiring base is fixed and is equipped with the screw thread terminal, the screw thread terminal level runs through wiring base and wiring portion extend to it is internal to descend, be equipped with in the screw thread terminal and run through the wiring passageway at screw thread terminal both ends, still be equipped with on the wiring base with screw thread terminal screw-thread fit's waterproof cover, waterproof cover go up with the coaxial position of wiring passageway is equipped with the confession the through-hole that the electric wire passed.

Furthermore, the opening part of going up the casing is equipped with location portion on the round, the edge of going up location portion is equipped with a plurality of fixed blocks of going up, the opening part of casing is equipped with the round down with go up the lower location portion that location portion corresponds, the edge of location portion down be equipped with a plurality of with go up the lower fixed block of fixed block one-to-one, it is equipped with the unthreaded hole to go up the fixed block, down on the fixed block with the unthreaded hole is coaxial to be equipped with the screw, go up the fixed block with be equipped with top-down in the fixed block down and pass the unthreaded hole and with screw thread fit's bolt.

Furthermore, go up location portion with be equipped with waterproof glue film between the location portion down.

Furthermore, a rubber sleeve is arranged in the through hole.

Furthermore, a plurality of cooling fins are arranged on the surfaces of the upper shell and the lower shell, and a cooling channel is formed among the cooling fins.

Furthermore, the edge of the bottom of the lower shell is integrally provided with a plurality of mounting blocks, and the mounting blocks are provided with mounting holes.

Further, the upper shell is made of aluminum alloy.

Further, the lower shell is made of aluminum alloy.

The utility model has the advantages that: because the upper shell is integrated into one piece, and the lower shell is also integrated into one piece, the upper shell and the lower shell are buckled to form a relatively sealed square shell, so that the sealing performance of the square shell can be ensured, moreover, only one side of the lower shell is provided with two wiring parts for connecting an input wire and an output wire, and no redundant opening is arranged on the square shell to arrange other interfaces or parts, so that the arrangement ensures that the inverter can be normally used and further enhances the waterproof performance of the inverter shell.

Drawings

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

FIG. 2 is a second schematic structural diagram of the present invention;

fig. 3 is an enlarged view of a portion a in fig. 1.

Reference numerals: 1-an upper shell; 2-a lower shell; 3-a wiring portion; 4-a wiring base; 5-a threaded terminal; 6-a wiring channel; 7-a waterproof cover; 8-an upper positioning part; 9-fixing the block; 10-a lower locating section; 11-lower fixed block; 12-an electrical wire; 13-a light hole; 14-a rubber sleeve; 15-a heat sink; 16-mounting the block.

Detailed Description

The present invention will be further explained with reference to the drawings and examples.

The utility model discloses a waterproof inverter suitable for open air, including square shell, square shell is formed by the mutual lock of integrated into one piece's upper casing 1 and integrated into one piece's lower casing 2, guarantee the leakproofness of square shell, lateral wall integrated into one piece at lower casing 2 is by two wiring portions 3, one of them wiring portion is used for connecting input circuit, another wiring portion 3 is used for connecting output circuit, be equipped with two wiring bases 4 made by the PVC material on the wiring portion 3, one of them wiring base 4 is used for connecting anodal electric wire, another wiring base 4 is used for connecting the negative pole electric wire, wiring base 4 is fixed on the surface of wiring portion 3 through AB glue, be provided with screw thread terminal 5 on wiring base 4, screw thread terminal 5 is perpendicular to the lateral wall of lower casing 2 and runs through wiring base 4 and wiring portion 3 in proper order, screw thread 5 extends to the inboard of lower casing 2 lateral wall, screw thread terminal 5 passes through the position of casing 2 and seals through glass cement, be equipped with wiring passageway 6 in the screw thread terminal 5, the length of wiring passageway 6 is along the extending direction of screw thread 5 and runs through the both ends of screw thread terminal 5, screw thread terminal 7 is used for taking water-proof wire cover 7 and can be used for convenient to change 12 behind the waterproof electric wire cover 7, it is used for taking cover 12 to pass through water-proof cover to take the waterproof electric wire cover to be used for the waterproof electric wire; one end of an electric wire 12 of the input circuit is connected with a power supply, and the other end of the electric wire passes through a through hole in the waterproof cover 7, then enters the inverter through the wiring channel 6 and is correspondingly connected with the positive pole and the negative pole of the input circuit in the inverter; one end of the electric wire 12 of the output circuit is correspondingly connected with the positive pole and the negative pole of the output circuit in the inverter, and the other end of the electric wire passes through the wiring channel 6 from the inside of the inverter, then extends to the outside of the inverter through the through hole on the waterproof cover 7 and is connected with electric equipment.

Preferably, a ring of upper positioning portions 8 are arranged at an opening of the upper shell 1, a plurality of upper fixing blocks 9 are arranged at the edge of the upper positioning portions 8, a ring of lower positioning portions 10 corresponding to the upper positioning portions 8 are arranged at the opening of the lower shell 2, a plurality of lower fixing blocks 11 corresponding to the upper fixing blocks 9 one by one are arranged at the edge of the lower positioning portions 10, the upper positioning portions 8 and the upper fixing blocks 9 are both integrally formed by the upper shell 1, and the lower positioning portions 10 and the lower fixing blocks 11 are also both integrally formed by the lower shell 2; the upper fixing block 9 is provided with a unthreaded hole 13, the lower fixing block 11 is provided with a screw hole coaxial with the unthreaded hole 13, bolts which penetrate through the unthreaded hole 13 from top to bottom and are in threaded fit with the screw holes are arranged in the upper fixing block 9 and the lower fixing block 11, and the upper fixing block 9 and the lower fixing block 11 are fixed through the bolts, so that the upper shell 1 and the lower shell 2 are also fixed.

Preferably, go up and be equipped with the waterproof glue layer between location portion 8 and the lower location portion 10, the waterproof glue layer can adopt glass to glue, plays sealed effect.

Preferably, a rubber sleeve 13 is arranged in the through hole on the waterproof cover 7, and the rubber sleeve 14 has elasticity and can be in close contact with the electric wire 12 passing through the rubber sleeve 14, so that a good sealing effect is achieved; meanwhile, the rubber sleeve 14 can fix the electric wire 12 and prevent the electric wire 12 from falling off due to excessive pulling.

Preferably, the surfaces of the upper shell 1 and the lower shell 2 are provided with a plurality of radiating fins 15, a radiating channel is formed between the radiating fins 15, the radiating fins 15 are arranged on the surfaces covering the whole upper shell 1 and the whole lower shell 2, so that the radiating area of the square shell is greatly increased, and the radiating channel formed between the radiating fins 15 can enable air to circulate in the radiating channel, so that the radiating effect of the square shell is better.

Preferably, a plurality of mounting blocks 16 are integrally provided at the bottom edge of the lower case 2, and mounting holes are provided in the mounting blocks 16, and the inverter can be mounted at any position by engaging with the mounting blocks 16 through iron wires or bolts.

Preferably, the upper casing 1 is made of aluminum alloy, and the upper casing 1 made of aluminum alloy has good heat dissipation performance and is not easy to oxidize, and is more suitable for outdoor use.

Preferably, lower casing 2 is the casing that the aluminum alloy was made, and lower casing 2 that the aluminum alloy was made has better thermal diffusivity and difficult oxidation, is more fit for outdoor use.

When the method is implemented specifically, the upper shell 1 and the lower shell 2 are buckled to form a relatively sealed square shell, one end of an electric wire 12 of an input circuit is connected with a power supply, and the other end of the electric wire penetrates through a through hole in the waterproof cover 7, then enters the inverter through the wiring channel 6 and is correspondingly connected with the positive pole and the negative pole of the input circuit in the inverter; one end of the wire 12 of the output circuit is correspondingly connected with the positive pole and the negative pole of the output circuit in the inverter, and the other end of the wire passes through the wiring channel 6 from the inside of the inverter, then extends to the outside of the inverter through the through hole on the waterproof cover 7 and is connected with electric equipment.

The utility model discloses a square shell can also be used to the protective housing of current dc-to-ac converter, with current dc-to-ac converter direct mount in the utility model discloses a square shell is inside still can play the utility model discloses the technological effect that can reach.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a waterproof inverter suitable for it is outdoor, a serial communication port, including square shell, square shell is formed by relative just integrated into one piece's last casing (1) of opening and casing (2) lock down, the lateral wall an organic whole of casing (2) is equipped with wiring portion (3) of two fixed electric wires (12), two wiring portion (3) are all fixed and are equipped with two wiring base (4), wiring base (4) are fixed and are equipped with screw thread terminal (5), screw thread terminal (5) level runs through wiring base (4) and wiring portion (3) and extend to in casing (2) down, be equipped with in screw thread terminal (5) and run through wiring passageway (6) at screw thread terminal (5) both ends, still be equipped with on wiring base (4) with screw thread waterproof terminal (5) screw thread fit's waterproof cover (7), on waterproof cover (7) with the coaxial position of wiring passageway (6) is equipped with the confession the through-hole that electric wire (12) passed.

2. The waterproof inverter applicable to the outdoors according to claim 1, wherein a circle of upper positioning portion (8) is arranged at an opening of the upper casing (1), a plurality of upper fixing blocks (9) are arranged at the edge of the upper positioning portion (8), a circle of lower positioning portion (10) corresponding to the upper positioning portion (8) is arranged at an opening of the lower casing (2), a plurality of lower fixing blocks (11) corresponding to the upper fixing blocks (9) one to one are arranged at the edge of the lower positioning portion (10), the upper fixing blocks (9) are provided with unthreaded holes (13), threaded holes are coaxially arranged on the lower fixing blocks (11) and the unthreaded holes (13), and bolts which penetrate through the unthreaded holes (13) from top to bottom and are in threaded fit with the threaded holes are arranged in the upper fixing blocks (9) and the lower fixing blocks (11).

3. Waterproof inverter suitable for outdoor according to claim 2, characterized in that, be equipped with waterproof glue layer between location portion (8) and the lower location portion (10).

4. Waterproof inverter suitable for outdoor use according to claim 1, characterized in that a rubber sleeve (14) is provided in the through hole.

5. The waterproof inverter applicable to outdoors according to claim 1, wherein the surfaces of the upper case (1) and the lower case (2) are provided with a plurality of heat radiating fins (15), and a heat radiating passage is formed between the plurality of heat radiating fins (15).

6. The waterproof inverter applicable to the outdoor according to claim 1, characterized in that the edge of the bottom of the lower case (2) is integrally provided with a plurality of mounting blocks (16), and the mounting blocks (16) are provided with mounting holes.

7. Waterproof inverter suitable for outdoor use according to claim 1, characterized in that the upper case (1) is a case made of aluminum alloy.

8. Waterproof inverter suitable for outdoor use according to claim 1, characterized in that the lower case (2) is a case made of aluminum alloy.