Container type transformer substation for distributed photovoltaic power generation

Abstract

The utility model discloses a container type transformer station for distributed photovoltaic power generation, which comprises a container type transformer station, a cable is installed at the bottom of the container type transformer station, and the container type transformer station and the cable are in sealing connection through a rat-proof and insect-proof sealing assembly; the rat-proof and insect-proof sealing assembly comprises a wire hole formed in the bottom of the side wall of the container type transformer substation, a positioning seat is installed in the wire hole, meanwhile, a cable is inserted into the positioning seat, and an upper filling seat is installed on the upper side of the interior of the positioning seat. According to the container type transformer substation for distributed photovoltaic power generation, the upper filling seat is clamped on the upper side in the positioning seat, meanwhile, the lower filling seat is clamped on the lower side in the positioning seat, and through the arrangement of the upper filling seat and the lower filling seat, a gap between a cable and a wire hole is wrapped, so that mice and insects can be prevented from entering the container type transformer substation from the wire hole; and wires and electronic equipment in the container type transformer substation are damaged.

Description

Technical Field

[0001] The utility model relates to the field of box-type substations, in particular to a container-type substation for distributed photovoltaic power generation. Background Art

[0002] A containerized substation for distributed photovoltaic power generation is a device that connects the photovoltaic power generation system to the power grid and integrates conversion, control, protection and other functions in a special container.

[0003] It has the following features:

[0004] Integration: Key equipment such as transformers, inverters, switch cabinets, etc. are compactly installed in the container to achieve high integration.

[0005] Flexibility: It can be flexibly arranged at a suitable location in the photovoltaic power plant to adapt to different site conditions.

[0006] Good protection: Containers provide better protection and can resist the influence of external environmental factors such as wind, rain, dust, etc.

[0007] Easy to transport and install: The whole system is in the form of a container, which is convenient for transportation to the site and quick installation and commissioning.

[0008] Save space: effectively utilize space and reduce floor space.

[0009] When the container substation for distributed photovoltaic power generation is working outdoors, small animals such as mice may enter the container substation through the cable holes, which will bring some hazards and risks, such as: Damage to cables: They may bite the cables, causing short circuits, open circuits and other faults. Utility Model Content

[0010] The purpose of the utility model is to provide a containerized substation for distributed photovoltaic power generation to solve the defects mentioned in the above background technology.

[0011] To achieve the above object, a containerized substation for distributed photovoltaic power generation is provided, comprising a containerized substation, a cable is installed at the bottom of the containerized substation, and the containerized substation and the cable are sealed and connected by a rodent and insect-proof sealing assembly;

[0012] The rodent and insect proof sealing assembly includes a wire hole opened at the bottom of the side wall of the container-type substation, and a positioning seat is installed inside the wire hole. At the same time, the cable is inserted into the positioning seat, and an upper filling seat is installed on the upper side of the interior of the positioning seat, and a lower filling seat is installed on the lower side of the interior of the positioning seat. The lower filling seat is arranged at the bottom of the cable, and the upper filling seat covers the surface of the cable.

[0013] Preferably, the positioning seat is a rectangular structure made of plastic material, and the upper and lower sides of the positioning seat are fixed with mounting plates, and the mounting plates cover the outer side of the bottom of the containerized substation and are screwed and fixed by fixing bolts.

[0014] Preferably, an upper limit bar is fixedly installed on the bottom of the upper filling seat, and a lower limit bar is fixedly installed on the bottom of the lower filling seat, and both the upper filling seat and the lower filling seat are rectangular structures made of rubber material.

[0015] Preferably, the upper filling seat and the lower filling seat are combined together and plugged into the sealing port opened inside the positioning seat, and a plurality of groups of semicircular lower pressure holes are evenly opened on the bottom of the upper filling seat, and a plurality of groups of semicircular upper pressure holes are evenly opened on the surface of the lower filling seat, and the upper pressure holes and the lower pressure holes are combined together to form a cable insertion hole.

[0016] Preferably, two groups of splicing pieces are fixedly mounted on the bottom of the upper filling seat, and two groups of splicing grooves are opened on the surface of the lower filling seat.

[0017] Preferably, the upper filling seat and the lower filling seat are positioned and assembled by means of a splicing piece and a splicing groove, and the splicing piece is inserted into the splicing groove, and the cross-section of the splicing piece and the splicing groove is a dovetail structure.

[0018] Compared with the prior art, the beneficial effect of the utility model is that the upper filling seat is mounted on the upper side of the positioning seat, and the lower filling seat is mounted on the lower side of the positioning seat. Through the arrangement of the upper filling seat and the lower filling seat, the gap between the cable and the wire hole is wrapped, which can prevent rats and insects from entering the interior of the container substation through the wire hole and causing damage to the wires and electronic equipment inside the container substation. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 This is a schematic diagram of the front view of the structure of the utility model;

[0020] Figure 2 This is a schematic diagram of the structure of the rodent and insect proof sealing component of the utility model;

[0021] Figure 3 This is a schematic diagram of the structural positioning seat and its installation structure of the utility model;

[0022] Figure 4 The utility model structure Figure 3 Side view of

[0023] Figure 5 The utility model structure Figure 3 Bottom view of .

[0024] Numbers in the figure: 1. Containerized substation; 2. Cables; 3. Anti-rodent and insect-proof sealing assembly; 30. Wire hole; 31. Sealing port; 32. Positioning seat; 33. Mounting plate; 34. Fixing bolt; 35. Upper limit strip; 36. Upper filling seat; 37. Lower limit strip; 38. Lower filling seat; 39. Splicing piece; 40. Splicing groove. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0026] See also Figure 1-5 The utility model provides a container-type substation for distributed photovoltaic power generation, comprising a container-type substation 1, a cable 2 is installed at the bottom of the container-type substation 1, and the container-type substation 1 and the cable 2 are sealed and connected by a rodent-proof and insect-proof sealing component 3;

[0027] The rodent and insect proof sealing assembly 3 includes a wire hole 30 opened at the bottom of the side wall of the container-type substation 1, and a positioning seat 32 is installed inside the wire hole 30, and the cable 2 is inserted into the positioning seat 32, and an upper filling seat 36 is installed on the upper side of the inner part of the positioning seat 32, and a lower filling seat 38 is installed on the lower side of the inner part of the positioning seat 32, the lower filling seat 38 is arranged at the bottom of the cable 2, and the upper filling seat 36 covers the surface of the cable 2.

[0028] Working principle: When in use, first pass the cable 2 through the sealing port 31 and the wire hole 30 and insert it into the interior of the container-type substation 1. At this time, insert the positioning seat 32 into the interior of the wire hole 30 and screw it with the mounting plate 33 and the mounting plate 33. As the upper filling seat 36 is clamped on the upper side of the interior of the positioning seat 32, and the lower filling seat 38 is clamped on the lower side of the interior of the positioning seat 32, the gap between the cable 2 and the wire hole 30 is wrapped by the setting of the upper filling seat 36 and the lower filling seat 38, which can prevent rats and insects from entering the interior of the container-type substation 1 from the wire hole 30 and causing damage to the wires and electronic equipment inside the container-type substation 1.

[0029] As a preferred embodiment, the positioning seat 32 is a rectangular structure made of plastic material, and the upper and lower sides of the positioning seat 32 are fixed with mounting plates 33. At the same time, the mounting plates 33 cover the outer side of the bottom of the container-type substation 1 and are screwed and fixed by fixing bolts 34.

[0030] An upper limit strip 35 is fixedly installed at the bottom of the upper filling seat 36, and a lower limit strip 37 is fixedly installed at the bottom of the lower filling seat 38. Both the upper filling seat 36 and the lower filling seat 38 are rectangular structures made of rubber material.

[0031] like Figure 1-5 As shown: the upper filling seat 36 and the lower filling seat 38 are both rectangular structures made of rubber material. The upper filling seat 36 and the lower filling seat 38 are soft in texture and inserted into the inside of the sealing port 31 to seal the space between the cable 2 and the sealing port 31 to prevent rodents and insects.

[0032] As a preferred embodiment, the upper filling seat 36 and the lower filling seat 38 are combined together and inserted into the sealing port 31 opened inside the positioning seat 32, and a plurality of groups of semicircular downward pressure holes are evenly opened on the bottom of the upper filling seat 36, and a plurality of groups of semicircular upward pressure holes are evenly opened on the surface of the lower filling seat 38, and the upper pressure holes and the lower pressure holes are combined together to form an insertion hole for the cable 2.

[0033] Two sets of splicing sheets 39 are fixedly mounted on the bottom of the upper filling seat 36 , and two sets of splicing grooves 40 are formed on the surface of the lower filling seat 38 .

[0034] As a preferred embodiment, the upper filling seat 36 and the lower filling seat 38 are positioned and assembled by means of a splicing piece 39 and a splicing groove 40, and the splicing piece 39 is inserted into the splicing groove 40, and the cross-section of the splicing piece 39 and the splicing groove 40 is a dovetail structure.

[0035] like Figure 1-5 As shown: the upper filling seat 36 and the lower filling seat 38 are positioned and assembled by means of a splicing piece 39 and a splicing groove 40. The provision of the splicing piece 39 and the splicing groove 40 can increase the stability of the upper filling seat 36 and the lower filling seat 38 after being connected, and are not prone to detachment.

[0036] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A containerized substation for distributed photovoltaic power generation, comprising a containerized substation (1), characterized in that: A cable (2) is installed at the bottom of the container-type substation (1), and the container-type substation (1) and the cable (2) are sealed and connected via a rodent and insect-proof sealing component (3); The rodent and insect proof sealing assembly (3) comprises a wire hole (30) opened at the bottom of the side wall of the container-type substation (1), and a positioning seat (32) is installed inside the wire hole (30), and a cable (2) is inserted into the positioning seat (32), and an upper filling seat (36) is installed on the upper side of the positioning seat (32), and a lower filling seat (38) is installed on the lower side of the positioning seat (32), the lower filling seat (38) is arranged at the bottom of the cable (2), and the upper filling seat (36) covers the surface of the cable (2).

2. A containerized substation for distributed photovoltaic power generation according to claim 1, characterized in that: The positioning seat (32) is a rectangular structure made of plastic material, and the upper side and the lower side of the positioning seat (32) are both fixed with mounting plates (33), while the mounting plates (33) cover the outer side of the bottom of the container-type substation (1) and are screwed and fixed by fixing bolts (34).

3. A containerized substation for distributed photovoltaic power generation according to claim 1, characterized in that: An upper limit strip (35) is fixedly mounted on the bottom of the upper filling seat (36), and a lower limit strip (37) is fixedly mounted on the bottom of the lower filling seat (38); both the upper filling seat (36) and the lower filling seat (38) are rectangular structures made of rubber material.

4. A containerized substation for distributed photovoltaic power generation according to claim 3, characterized in that: The upper filling seat (36) and the lower filling seat (38) are combined and plugged into the sealing opening (31) opened inside the positioning seat (32), and a plurality of groups of semicircular lower pressure holes are evenly opened on the bottom of the upper filling seat (36), and a plurality of groups of semicircular upper pressure holes are evenly opened on the surface of the lower filling seat (38), and the upper pressure holes and the lower pressure holes are combined together to form an insertion hole for the cable (2).

5. A containerized substation for distributed photovoltaic power generation according to claim 4, characterized in that: Two groups of splicing sheets (39) are fixedly mounted on the bottom of the upper filling seat (36), and two groups of splicing grooves (40) are provided on the surface of the lower filling seat (38).

6. A containerized substation for distributed photovoltaic power generation according to claim 5, characterized in that: The upper filling seat (36) and the lower filling seat (38) are positioned and assembled via a splicing piece (39) and a splicing groove (40), and the splicing piece (39) is inserted into the splicing groove (40), and the cross-sections of the splicing piece (39) and the splicing groove (40) are dovetail-shaped structures.

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