CN210867519U

CN210867519U - Vehicle-mounted inverter

Info

Publication number: CN210867519U
Application number: CN201921395740.4U
Authority: CN
Inventors: 谢晶波; 陈宣颖
Original assignee: Hangzhou Tonny Electric & Tools Co ltd
Current assignee: Hangzhou Tonny Electric & Tools Co ltd
Priority date: 2019-08-27
Filing date: 2019-08-27
Publication date: 2020-06-26
Anticipated expiration: 2029-08-27

Abstract

The utility model discloses a vehicle-mounted inverter, which comprises a shell, a PCBA board arranged in the shell, an output socket electrically communicated with the PCBA board, an input plug electrically communicated with the PCBA board through a wire, and a cooling fan; the wire coil is characterized by further comprising a containing groove and a wire coil, wherein the containing groove is arranged on the shell and close to one end, led out by the wires, of the shell, and the containing groove is inwards sunken; a second threading hole is formed in the wire coil rotating shaft, a wire penetrates through the second threading hole, and the wire coil is arranged in the middle of the wire; the wire coil is selectively clamped at a port of the accommodating groove through a clamping structure, and the input plug can be accommodated in the accommodating groove in an adaptive manner; the wires at the two ends of the wire coil can be wound on the wire coil in opposite directions. The utility model can be placed stably, safely and reliably during the use process; and is convenient to store and use; the socket is reasonable in layout, is beneficial to plugging and unplugging, and is convenient to use.

Description

Vehicle-mounted inverter

Technical Field

The utility model relates to an inverter especially relates to an on-vehicle dc-to-ac converter.

Background

The inverter is a converter which converts direct current electric energy (batteries and storage batteries) into constant frequency, constant voltage or frequency modulation and voltage regulation alternating current (generally 220V,50Hz sine wave). It is composed of inverter bridge, control logic and filter circuit. The multifunctional electric grinding wheel is widely applicable to air conditioners, home theaters, electric grinding wheels, electric tools, sewing machines, DVDs (digital video disks), VCDs (video recorders), computers, televisions, washing machines, range hoods, refrigerators, video recorders, massagers, fans, lighting and the like. In foreign countries, due to the higher popularization rate of automobiles, the inverter can be used for connecting the storage battery to drive electric appliances and various tools to work when going out for work or traveling. The vehicle inverter output through the input plug is of 20W, 40W, 80W, 120W to 150W power specification. And the other larger power inverter power supply is connected to the battery through a connecting wire. Various electric appliances can be used in the automobile by connecting the household electric appliances to the output terminal of the power converter. Usable electric appliances are: mobile phones, notebook computers, digital video cameras, lighting lamps, electric shavers, CD machines, game machines, palm computers, electric tools, vehicle-mounted refrigerators, and various traveling, camping, medical first-aid appliances. In the existing vehicle-mounted inverter, the storage and the use are inconvenient, and the use of users in different occasions cannot be met; meanwhile, the socket layout is too compact, which is not beneficial to plugging and unplugging and is inconvenient to use; and the placement is not stable in the using process, and the use is inconvenient.

For example, a vehicle-mounted inverter and an automobile using the same disclosed in chinese patent document, which is under the publication number CN 206402121U, includes a housing, and a power plug, an ac power output hole, an input plug jack, a USB jack, and an air outlet area are provided on an upper end surface of the housing; the power plug is used for being connected with the input plug socket, the inside fan that is provided with of casing, the lower terminal surface of casing is provided with air inlet district and a plurality of non-slip raised, and a plurality of non-slip raised are cyclic annular and distribute, the air inlet district is located annular inside. This dc-to-ac converter power plug length is fixed, uses inconveniently, accomodates inconveniently when not using, and socket overall arrangement is compact simultaneously, uses to have the limitation, at the driving in-process, runs into to jolt and can empty, places unstably.

For example, a "multifunctional vehicle-mounted inverter" that is disclosed in chinese patent literature, its publication No. CN 204967628U, this multifunctional vehicle-mounted inverter charging equipment technical field, including last casing, lower casing, back lid and panel, go up the casing, lower casing, back lid and panel link firmly the inside cavity that forms of back mutually, the inboard of back lid links firmly the fan, link firmly the mounting panel in the cavity, integrated chip control panel and fin have been linked firmly to the below of mounting panel, pilot lamp and shift knob have been linked firmly to the mounting panel top, be connected with the wire on the integrated chip board, the wire passes the back lid and is connected with the input plug, still be equipped with a pair of three plug connector and a pair of USB interface in the cavity. The length of a lead connected with an input plug of the inverter is fixed, so that the inverter is inconvenient to use and store when not used; and the long edges of the USB interfaces of the inverter are adjacent, and the USB interfaces are difficult to pull out and inconvenient to use when in use.

For example, a "portable vehicle-mounted inverter" that discloses on chinese patent literature, its publication No. CN 205232023U includes box and casing, be provided with input connector, inverter and battery on the box, be provided with first output interface and second output interface on the casing, the input connector with the inverter is connected, the inverter respectively with the battery, first output interface with the second output interface is connected, the battery with first output interface is connected, wherein, when the on-vehicle direct current of input connector access the battery charges, when the input connector is unsettled the battery discharges. The inverter connecting head is connected with the box body through rotary connection, and when the connecting head is inserted, the inverter is in a suspended state and is inconvenient to use; and the length can not be adjusted, and the device can not be suitable for use in different occasions.

SUMMERY OF THE UTILITY MODEL

The inverter aims to solve the problems that in the prior art, the inverter is not stably placed and is unsafe to use in a vehicle; the storage and the use are inconvenient, and the use of different occasions of a user cannot be met; socket overall arrangement is too compact simultaneously, is unfavorable for pulling out and inserts, awkward problem, the utility model provides a through the dc-to-ac converter of accomodating of line dish to the wire for the dc-to-ac converter is placed steadily, and it is convenient to accomodate, can adapt to the use of different occasions, and does benefit to and pulls out and insert convenient to use.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a vehicle-mounted inverter comprises a shell, a PCBA board arranged in the shell, an output socket electrically communicated with the PCBA board, an input plug electrically communicated with the PCBA board through a wire, a cooling fan, an accommodating groove and a wire coil, wherein the accommodating groove is arranged on the shell and close to one end, led out by the wire, of the shell, and the accommodating groove is inwards sunken and used for accommodating the input plug; the wire coil rotating shaft is provided with a second threading hole, a wire passes through the second threading hole, the wire coil is arranged in the middle of the wire, and when the wire is stored or used, the wire is stored and used at two sides simultaneously, so that the efficiency is improved; the wire coil is selectively clamped at the port of the accommodating groove through a clamping structure, when the wire coil is used, the wire coil is taken down, the wire is placed to the required length, the bottom of the inverter is flat and stable, the wire coil is convenient to place and convenient to use, when the wire coil is accommodated, the wire coil is wound up, and the wire coil is clamped on the inverter and convenient to arrange and accommodate; the input plug can be accommodated in the accommodating groove in a fitting mode; the wires at the two ends of the wire coil can be wound on the wire coil in opposite directions.

Further, in order to enable the wire coil to be simply and conveniently taken down from the inverter and installed on the inverter, the clamping structure comprises a clamping protrusion and a clamping recess.

Furthermore, protruding the setting of card system on accomodating groove open-ended tip corner, the sunken setting of card system be in the centre of drum provides sufficient accommodation space for the input plug like this, and the drum part is in the outside, it is comparatively convenient when accomodating to take.

Furthermore, the second through wires hole be the through wire coil pivot that is crossing to one side, when accomodating, the wire both ends are accomodate in carousel both sides simultaneously for it is convenient to accomodate.

Further, two sides of the accommodating groove are provided with a first groove and a clamping convex block, when the input plug is accommodated in the accommodating groove, the clamping convex block clamps the input plug, and the first groove is convenient to take out when the input plug is used.

Furthermore, first through wires hole both sides be in the accepting groove bottom is equipped with the arc breach, this arc breach and drum cooperate, when accomodating, the drum is arranged in wherein, has practiced thrift the space.

Drawings

Fig. 1 is a three-dimensional view of the present invention.

Fig. 2 is an exploded view of the present invention, showing the internal components.

Fig. 3 is a usage status diagram of the present invention.

Fig. 4 is a three-dimensional view of the casing of the present invention, which is a lower casing.

Fig. 5 is a three-dimensional view of the housing of the present invention, which is an upper housing.

Fig. 6 is a three-dimensional view of the wire coil of the present invention.

Fig. 7 is a top view of fig. 6.

In the figure:

1. an output socket; 2. an upper shell; 3. short self-tapping screws; 4. an input plug; 5. a USB circuit board assembly; 6. a lower case; 7. wire buckling; 8. wire coils; 9. a long self-tapping screw; 10. a hole plug; 11. a heat radiation fan; 12. an indicator light; 13. PCBA; 14. a wire; 15. a first groove; 16. screw holes; 17. a first heat dissipation hole; 18. a second heat dissipation hole; 19. a third heat dissipation hole; 20. a receiving groove; 21. an arc-shaped notch; 22. a first threading hole; 23. a display panel slot; 24. an indicator light trough; 25. a socket groove; 26. a USB slot; 27. type-c groove; 28. a second threading hole; 29. clamping a recess; 30. clamping the bulge; 31. the convex block is clamped.

Detailed Description

Referring to fig. 1, 2, 3, 6 and 7, in order to illustrate an embodiment of the present invention, a vehicle-mounted inverter is provided, wherein a housing includes an upper shell 2 and a lower shell 6, the upper shell 2 and the lower shell 6 are fixedly connected to form a cavity, one end of a wire 14 is connected to a PCBA board 13 in the cavity, and the other end of the wire passes through a first threading hole 22 and a second threading hole 28 to be connected to an input plug 4, wherein a wire coil 8 is located in the middle of an external wire of the inverter; the output socket 1 is connected with the PCBA board, and the heat radiation fan is positioned inside the third heat radiation hole 19; the wire coil 8 and the lower shell 6 are in a clamping structure and are integrated, and a containing groove 20 is arranged on the lower shell 6 and close to one end, led out by the lead 14, of the lower shell 6 and is inwards sunken. In use, the input plug 4 placed in the receiving groove 20 is pulled out, the wire coil 8 is removed from the lower case 6, the lead 14 is adjusted to a length required for use, and the input plug 4 is inserted for use. The use length of the lead 14 is adjusted through the wire coil 8, so that the inverter can adapt to use in different occasions, passengers sitting in the back row can also use the inverter conveniently, and the bottom of the inverter is flat and can be placed stably in the use process; when not in use, the wire 14 is reversely retracted by the wire disc 8, and the input plug 4 is clamped into the storage groove 20, so that the storage is convenient.

Referring to fig. 1, 2, 3 and 4, in order to implement the present invention, the housing includes an upper shell 2 and a lower shell 6, the upper shell 2 and the lower shell 6 are fixedly connected to form a cavity, one end of the wire 14 is connected to the PCBA board 13 in the cavity, and the other end passes through the first threading hole 22 and the second threading hole 28 to connect the input plug 4, wherein the wire coil 8 is located in the middle of the external wire of the inverter; the output socket 1 is connected with the PCBA board, and the heat radiation fan is positioned inside the third heat radiation hole 19; the wire coil 8 and the lower shell 6 are in a clamping structure and are integrated, and a containing groove 20 is arranged on the lower shell 6 and close to one end, led out by the lead 14, of the lower shell 6 and is inwards sunken. In this embodiment, the clamping structure is composed of a clamping protrusion 30 and a clamping recess 29, the clamping recess 29 is arranged in the middle of the wire coil 8, the clamping protrusion 30 is arranged at the corner of the end part of the opening of the accommodating groove 20, and the wire coil 8 is taken out of the inverter and placed simply and conveniently in the using process, so that the use is convenient.

Referring to fig. 1, 2 and 4, in order to provide an embodiment of the vehicle-mounted inverter of the present invention, the housing includes an upper shell 2 and a lower shell 6, the upper shell 2 and the lower shell 6 are fixedly connected to form a cavity, one end of the wire 14 is connected to the PCBA board 13 in the cavity, and the other end passes through the first threading hole 22 and the second threading hole 28 to be connected to the input plug 4, wherein the wire coil 8 is located in the middle of the external wire of the inverter; the output socket 1 is connected with the PCBA board, and the heat radiation fan is positioned inside the third heat radiation hole 19; the wire coil 8 and the lower shell 6 are in a clamping structure and are integrated, and a containing groove 20 is arranged on the lower shell 6 and close to one end, led out by the lead 14, of the lower shell 6 and is inwards sunken. In this embodiment, the bottom of the receiving groove 20 is arc-shaped, and two sides of the receiving groove 20 are provided with a first groove 15 and a clamping bump 31; when the input plug 4 is taken out, the first groove 15 is used for facilitating the taking out; when withdrawing input plug 4, carry out the chucking through chucking lug 31 to input plug 4, easy operation is convenient, accomodates circular-arc and the input plug 4 of groove 20 bottom simultaneously and suits, accomodates stably.

Referring to fig. 1, 2, 4 and 5, in order to implement the present invention, the housing includes an upper shell 2 and a lower shell 6, the upper shell 2 and the lower shell 6 are fixedly connected to form a cavity, one end of the wire 14 is connected to the PCBA board 13 in the cavity, and the other end passes through the first threading hole 22 and the second threading hole 28 to connect the input plug 4, wherein the wire coil 8 is located in the middle of the external wire of the inverter; the output socket 1 is connected with the PCBA board, and the heat radiation fan is positioned inside the third heat radiation hole 19; the wire coil 8 and the lower shell 6 are in a clamping structure and are integrated, and a containing groove 20 is arranged on the lower shell 6 and close to one end, led out by the lead 14, of the lower shell 6 and is inwards sunken. In this embodiment, first through wires hole 22 both sides are equipped with arc breach 21, when accomodating, for placing of drum 8 provides the space, and second through wires hole 28 is running through the 8 pivots of drum to one side, when accomodating the dc-to-ac converter, rotates drum 8, and the wire is taken in from the both sides of pivot simultaneously, accomodates convenient and fast, USB groove 26 and the adjacent setting of Type-c groove 27 minor face, when using both simultaneously, pull out and insert the convenience, can not influence each other.

The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention cannot be limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are all within the protection scope of the present invention.

Claims

1. A vehicle-mounted inverter comprises a shell, a PCBA board arranged in the shell, an output socket electrically communicated with the PCBA board, an input plug electrically communicated with the PCBA board through a wire, and a cooling fan; the method is characterized in that: also comprises

The accommodating groove is arranged on the shell and close to one end, led out by the lead, of the shell, and the accommodating groove is inwards concave;

the wire coil is provided with a second threading hole on the rotating shaft, a wire penetrates through the second threading hole, and the wire coil is arranged in the middle of the wire;

the wire coil is selectively clamped at the port of the accommodating groove through a clamping structure, and the input plug is accommodated in the accommodating groove in an adaptive manner; and the wires at the two ends of the wire coil are wound on the wire coil in opposite directions.

2. The vehicle-mounted inverter according to claim 1, characterized in that: the clamping structure comprises a pair of clamping protrusions and clamping depressions.

3. The vehicle-mounted inverter according to claim 2, characterized in that: the clamping recess is arranged in the middle of the wire coil, and the clamping protrusion is arranged on the corner of the end part of the opening of the accommodating groove.

4. The vehicle-mounted inverter according to claim 1 or 2, characterized in that: the second threading hole penetrates obliquely.

5. The vehicle-mounted inverter according to claim 3, characterized in that: the second threading hole penetrates obliquely.

6. The vehicle-mounted inverter according to claim 1 or 2, characterized in that: two sides of the accommodating groove are provided with a first groove and a clamping convex block.

7. The vehicle-mounted inverter according to claim 3, characterized in that: two sides of the accommodating groove are provided with a first groove and a clamping convex block.

8. The vehicle-mounted inverter according to claim 4, characterized in that: two sides of the accommodating groove are provided with a first groove and a clamping convex block.

9. The vehicle-mounted inverter according to claim 1 or 2, characterized in that: the two side edge openings of the containing groove are provided with arc-shaped notches.

10. The vehicle-mounted inverter according to claim 3, characterized in that: the two side edge openings of the containing groove are provided with arc-shaped notches.