CN214070373U

CN214070373U - Miniature inverter mounting and sealing structure

Info

Publication number: CN214070373U
Application number: CN202120225474.1U
Authority: CN
Inventors: 斐晨阳; 贺真; 薛瑜静
Original assignee: Zhejiang Tengsheng Energy Storage Technology Co ltd
Current assignee: Zhejiang Tengsheng Energy Storage Technology Co ltd
Priority date: 2021-01-27
Filing date: 2021-01-27
Publication date: 2021-08-27
Anticipated expiration: 2031-01-27

Abstract

The utility model discloses a miniature inverter mounting and sealing structure, which comprises a box body, an inverter main body and a box cover, the left side and the right side of the inner bottom end of the box body are both fixedly connected with a groove, the inner bottom end of the groove is both provided with a buckling groove, the left side and the right side of the bottom end of the inverter main body are both fixedly connected with a convex block, the bottom end of the convex block is both fixedly connected with a buckle, the left side and the right side of the top end of the box body are both provided with a thread block groove, the left side and the right side of the box cover are both fixedly connected with a slide rail, the surface of the slide rail is both connected with a slide block in a sliding way, the through-hole is all installed to the inside of the equal fixedly connected with connecting plate in surface and connecting plate of slider, the inside of through-hole is rotated and is connected with the bull stick, the utility model discloses simple structure, modern design can fix micro-inverter in the box body to can be fine seal micro-inverter in the box body.

Description

Miniature inverter mounting and sealing structure

Technical Field

The utility model relates to a micro-inverter is structure relatively, especially relates to a micro-inverter installs seal structure.

Background

The micro inverter generally refers to an inverter with power less than or equal to 1000 watts and module level MPPT in a photovoltaic power generation system, and is called a micro photovoltaic grid-connected inverter. "micro" is relative to a conventional centralized inverter. The traditional photovoltaic inversion mode is that all direct currents generated by all photovoltaic cells under the irradiation of sunlight are connected in series and parallel, and then the direct currents are inverted into alternating currents through an inverter to be connected into a power grid; the micro inverter inverts each module. Its advantage is that can carry out independent MPPT control to every block of subassembly, can improve overall efficiency by a wide margin, also can avoid the direct current high pressure that centralized inverter has simultaneously, weak light effect is poor, vat effect etc. the utility model relates to a miniature inverter installation seal structure.

Patent numbers: CN 106411030A's publication a sealed mounting structure, this design makes sealed the pad can assemble on the terminal box seat or on the frame through the cooperation between locating hole and the location structure, again with the terminal box seat install on the frame, can conveniently install sealed the pad fast like this, need not draw sealed pad hard of dragging, not only can avoid sealed pad damage, can also avoid because sealed deformation that sends out the production leads to the assembly difficulty, thereby can reduce assembler's working strength, improve work efficiency.

However, the design patent has the following defects: 1. the above design cannot fix the micro-inverter in the case, so improvement is required. 2. The above design does not seal the micro-inverter well in the case, so improvement is required.

SUMMERY OF THE UTILITY MODEL

The utility model provides a micro inverter installs seal structure, simple structure, modern design can fix micro inverter in the box body to can be fine seal micro inverter in the box body, can effectively solve the problem in the background art.

The utility model provides a specific technical scheme as follows:

the utility model provides a pair of miniature inverter installs seal structure, including box body, dc-to-ac converter main part and lid, the equal fixed connection in inside bottom left and right sides of box body is fluted, the buckle groove has all been seted up to the inside bottom of recess, the equal fixedly connected with lug in bottom left and right sides of dc-to-ac converter main part and the equal fixedly connected with buckle in bottom of lug, the thread block groove has all been seted up to the top left and right sides of box body, the equal sliding connection in surface of the equal fixedly connected with slide rail in left and right sides of lid and slide rail has the slider, the through-hole is all installed to the equal fixedly connected with connecting plate in surface of slider and the inside of connecting plate, the inside of through-hole is rotated and is connected with the bull stick.

Optionally, the top ends of the rotating rods are fixedly connected with top plates.

Optionally, the bottom end of the rotating rod is fixedly connected with a thread block, and the outer side wall of the thread block is in threaded connection with the inner side wall of the thread block groove.

Optionally, the open end of the fastening groove and the bottom end of the fastening are inserted into each other.

Optionally, the diameter of the through hole is the same as the diameter of the rotating rod.

Optionally, the bottom end of the box cover is fixedly connected with a sealing sleeve.

The utility model has the advantages as follows:

1. the utility model discloses align the lug of dc-to-ac converter main part below recess in the box body, then insert the lug in the recess, inside the volume of the volume ratio box body of dc-to-ac converter main part inserts the box body that can be fine slightly, after the lug inserts the recess completely, the buckle just also blocks into in the buckle groove (the buckle comprises plastic material, meet big external force and can follow the buckle groove and extract), thereby fix the dc-to-ac converter main part inside the box body, therefore, the high convenience is provided, can be inside the box body with the fine restriction of dc-to-ac converter main part, can effectively solve the problem that can not fix the miniature dc-to-ac converter in the background art in the box body.

2. The utility model discloses fix back in the box body when the dc-to-ac converter main part, after accomplishing the lid card on the top card of box body, the seal cover just in time lives the top of box body sealedly, at this moment the thread piece just in time supports the top in thread piece groove, at this moment clockwise rotation roof, the roof drives the rotation of bull stick, the bull stick is along the inside rotation of through-hole, the bull stick drives the rotation of thread piece, the thread piece is slowly installed into in the thread piece groove, in the installation, the connecting plate slowly moves down, the connecting plate drives the downstream of slider, the slider slides down along the slide rail, thereby vacate the space for the installation of thread piece, after the installation is accomplished, the surface of box body is just in time pasted to the connecting plate, can effectively solve among the background art can not be fine sealed the problem in the box body with miniature dc-to-ac converter.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a schematic overall structural diagram of a micro inverter mounting and sealing structure according to an embodiment of the present invention;

fig. 2 is an enlarged view of a partial structure a of a micro inverter mounting seal structure diagram 1 according to an embodiment of the present invention;

fig. 3 is an enlarged view of a part B of the structure of the micro inverter mounting seal structure fig. 2 according to an embodiment of the present invention.

In the figure: 1. a box body; 2. a groove; 3. a fastening groove; 4. an inverter main body; 5. a bump; 6. buckling; 7. a box cover; 8. a thread block groove; 9. a slide rail; 10. a slider; 11. a connecting plate; 12. a through hole; 13. a rotating rod; 14. a thread block; 15. a top plate; 16. and (5) sealing the sleeve.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be described in further detail with reference to the accompanying drawings, 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 efforts belong to the protection scope of the present invention.

A microinverter mounting sealing structure according to an embodiment of the present invention will be described in detail with reference to fig. 1 to 3.

Referring to fig. 1, fig. 2 and fig. 3, the utility model provides a pair of miniature inverter installs seal structure, including box body 1, inverter main body 4 and lid 7, the equal fixed connection recess 2 in the inside bottom left and right sides of box body 1, buckle groove 3 has all been seted up to recess 2's inside bottom, the equal fixedly connected with buckle 6 in the bottom of the equal fixedly connected with lug 5 in the bottom left and right sides of inverter main body 4 and lug 5, threaded block groove 8 has all been seted up to the top left and right sides of box body 1, the equal sliding connection in surface of the equal fixedly connected with slide rail 9 in the left and right sides of lid 7 and slide rail 9 has slider 10, through-hole 12 is all installed to the equal fixedly connected with connecting plate 11 in surface of slider 10 and the inside of connecting plate 11, the internal rotation of through-hole 12 is connected with.

Referring to fig. 1 and 3, a top plate 15 is fixedly connected to each top end of the rotating rod 13, and the top plate 15 drives the rotating rod 13 to rotate.

Referring to fig. 1, the bottom ends of the rotating rods 13 are fixedly connected with thread blocks 14, the outer side walls of the thread blocks 14 are in threaded connection with the inner side walls of the thread block grooves 8, and the thread blocks 14 are installed in the thread block grooves 8 through clockwise rotation.

Referring to fig. 1 and 2, the open end of the fastening groove 3 is inserted into the bottom end of the fastening 6, and the fastening 6 can be well fastened into the fastening groove 3.

Referring to fig. 1 and 3, the diameter of the through hole 12 is the same as that of the rotating rod 13, and the rotating rod 13 can rotate along the inside of the through hole 12.

Referring to fig. 1, a sealing sleeve 16 is fixedly connected to the bottom end of the box cover 7, and the sealing sleeve 16 can greatly improve the sealing performance of the installation of the box cover 7.

The embodiment of the utility model provides a miniature inverter installation seal structure, align the lug 5 below the inverter main body 4 with the recess 2 in the box body 1, then insert the lug 5 into the recess 2, the volume of the inverter main body 4 is slightly smaller than the volume of the box body 1 and can be inserted into the box body 1 well, after the lug 5 is inserted into the recess 2 completely, the buckle 6 is also clamped into the buckle groove 3 (the buckle 6 is made of plastic material and can be pulled out from the buckle groove 3 when meeting large external force), thereby fixing the inverter main body 4 in the box body 1, which is very convenient, the inverter main body 4 can be well limited in the box body 1, after the inverter main body 4 is fixed in the box body 1, after the box cover 7 is clamped on the top end of the box body 1, the sealing sleeve 16 just seals the top end of the box body 1, at this moment, the thread block 14 just supports the top end of the thread block groove 8, at this moment, the top plate 15 is rotated clockwise, the top plate 15 drives the rotating rod 13 to rotate, the rotating rod 13 rotates along the inside of the through hole 12, the rotating rod 13 drives the thread block 14 to rotate, the thread block 14 is slowly installed in the thread block groove 8, in the installation process, the connecting plate 11 slowly moves downwards, the connecting plate 11 drives the sliding block 10 to move downwards, the sliding block 10 slides downwards along the sliding rail 9, so that a space is reserved for installing the thread block 14, and after the installation is completed, the connecting plate 11 just sticks to the surface of the box body 1.

It is apparent that those skilled in the art can make various changes and modifications to the embodiments of the present invention without departing from the spirit and scope of the embodiments of the present invention. Thus, if such modifications and variations of the embodiments of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.

Claims

1. A miniature inverter mounting and sealing structure comprises a box body (1), an inverter main body (4) and a box cover (7), and is characterized in that the left side and the right side of the inner bottom of the box body (1) are fixedly connected with grooves (2), the inner bottom of each groove (2) is provided with a buckle groove (3), the left side and the right side of the bottom of the inverter main body (4) are fixedly connected with a convex block (5), the bottom of each convex block (5) is fixedly connected with a buckle (6), the left side and the right side of the top end of the box body (1) are provided with a thread block groove (8), the left side and the right side of the box cover (7) are fixedly connected with a slide rail (9), the surface of each slide rail (9) is slidably connected with a slide block (10), the surface of each slide block (10) is fixedly connected with a connecting plate (11), and the inside of each connecting plate (11) is provided with a through hole (12), the interior of the through hole (12) is rotatably connected with a rotating rod (13).

2. The microinverter mounting sealing structure according to claim 1, wherein top ends of the rotation rods (13) are fixedly connected with a top plate (15).

3. The microinverter mounting sealing structure according to claim 1, characterized in that the bottom ends of the rotating rods (13) are fixedly connected with screw blocks (14) and the outer side walls of the screw blocks (14) are in threaded connection with the inner side walls of the screw block grooves (8).

4. The microinverter mounting sealing structure according to claim 1, wherein an open end of the snap groove (3) and a bottom end of the snap (6) are inserted into each other.

5. A microinverter mounting sealing structure according to claim 1, characterized in that the diameter of the through hole (12) is the same as the diameter of the rotating rod (13).

6. The microinverter mounting sealing structure according to claim 1, characterized in that a sealing sleeve (16) is fixedly connected to a bottom end of the box cover (7).