A waterproof bus duct for photovoltaic system

Abstract

The utility model relates to the technical field of bus ducts for photovoltaic systems, and discloses a waterproof bus duct for photovoltaic systems, including a trough body, a connecting mechanism is arranged inside the trough body, a positioning mechanism is arranged outside the trough body, and an observation port is arranged inside the trough body. A rubber bayonet is inserted into the interior of the connecting trough, the trough plate drives the limit block, the hook rod drives the slide plate, the hook rod and the slide plate slide inside the slide trough of the trough plate, and the slide plate stretches the first spring while sliding, the first spring is used to pull the slide plate and the hook rod, and then the hook rod is hooked on the outside of the card rod, and then the hook rod is released, due to the tension of the first spring, the hook rod can be driven to hook the card rod, and then the hook rod will drive the screw rod through the connecting plate at the same time, the screw rod slides inside the through hole of the limit plate, and then the nut is screwed into the outside of the screw rod, and the nut can locate the position of the screw rod when it contacts the limit plate, and can prevent the hook rod from loosening and falling off from the outside of the card rod, and can stably connect multiple trough bodies to prevent loosening and falling off.

Description

Technical Field

[0001] The utility model relates to the technical field of bus ducts for photovoltaic systems, in particular to a waterproof bus duct for photovoltaic systems. Background Art

[0002] Bus duct is a way to connect solar panels into series or parallel circuits. Its main function is to improve the conductivity of solar panels and reduce power loss, so as to achieve the purpose of improving photovoltaic power generation efficiency. In order to prevent the solar panels inside the bus duct from being damaged by moisture, a waterproof bus duct is required.

[0003] According to a bus duct disclosed on the patent website (authorization announcement number: CN209056894U), "The utility model belongs to the field of bus distribution technology, and in particular to a bus duct. The bus duct provided can solve the problems of inconvenient installation and movement and poor safety effect of bus duct in the prior art. The bus duct includes a hollow trough body and a trough cover arranged on the top of the trough body. A positioning groove is arranged inside the trough body, and a conductive bar is arranged in the positioning groove. The first and second ends of the trough body are respectively provided with a bayonet and a clamp. The trough body is also provided with a temperature sensing alarm. The utility model has the advantages of good safety performance, convenient installation and movement, etc."

[0004] In view of the above description, the applicant believes that there are the following problems:

[0005] During use of the utility model, since the device lays the solar panels through the slot body and the slot cover, and then engages with the inside of the slot through the clip, multiple slot bodies are connected to achieve the laying of multiple slot bodies. However, simply sliding the clip into the inside of the slot can only limit the position, and cannot stably and fixedly connect the two slot bodies, which will cause the two slot bodies to fall off during laying. Therefore, it is necessary to improve a waterproof bus duct for photovoltaic systems to solve the above problems. Utility Model Content

[0006] The utility model aims to provide a waterproof bus duct for a photovoltaic system to solve the problems raised in the above-mentioned background technology.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a waterproof bus duct for a photovoltaic system, comprising a trough body, a connecting mechanism is arranged inside the trough body, a positioning mechanism is arranged outside the trough body, and an observation port is arranged inside the trough body.

[0008] The connecting mechanism comprises a waterproof component and a connecting component. The waterproof component is arranged inside the groove body, and the connecting component is arranged inside the waterproof component.

[0009] Preferably, the waterproof component includes a clamping rod, which is fixedly connected to the front and back of the trough body, a rubber clamp is fixedly connected to the left side of the trough body, a connecting groove is opened inside the trough body, a positioning plate is fixedly connected inside the trough body, the trough body is rotatably connected to a limit block, and a trough plate is fixedly connected to the outer side of the limit block for protecting the battery panel inside the trough body.

[0010] Preferably, the rubber bayonet is movably connected inside the connecting groove, the groove body is provided with a limiting groove at a corresponding position of the limiting block, and the limiting block rotates inside the limiting groove to seal the groove body.

[0011] Preferably, the connecting assembly includes a limit plate, which is fixedly connected to the outer side of the slot plate, a slide plate is slidably connected to the inside of the slot plate, a first spring is fixedly connected between the slide plate and the slot plate, a hook rod is fixedly connected to the right side of the slide plate, the hook rod is clamped on the outside of the clamping rod, the hook rod is slidably connected to the inside of the slot plate, a connecting plate is fixedly connected to the outer side of the hook rod, a screw is fixedly connected to the left side of the connecting plate, the screw is slidably connected to the inside of the limit plate, and a nut is threadedly connected to the outside of the screw for connecting multiple slot bodies to each other.

[0012] Preferably, the slot plate is provided with a sliding groove at the corresponding position of the slide plate and the hook rod, and the slide plate and the hook rod slide inside the sliding groove, the limiting plate is provided with a through groove at the corresponding position of the screw rod, and the screw rod slides inside the through groove, and the nut is in contact with the limiting plate to limit the hook rod.

[0013] Preferably, the positioning mechanism includes a limit frame, which is movably connected to the outside of the trough body, and is internally slidably connected to a connecting frame, and is internally slidably connected to a clamping plate, and the outer side of the clamping plate is fixedly connected to a connecting disk, and the internal slidably connected to a connecting rod of the connecting frame, and the outer side of the connecting rod is fixedly connected to a pull ring, and a second spring is fixedly connected between the connecting disk and the connecting frame for adjusting the position of the trough body.

[0014] Preferably, the clamping plate is in contact with the slot body, the limiting frame is provided with a clamping slot at a corresponding position of the clamping plate, and the clamping plate slides inside the clamping slot to position the slot body.

[0015] Compared with the prior art, the utility model provides a waterproof bus duct for a photovoltaic system, which has the following beneficial effects:

[0016] 1. The waterproof bus duct for photovoltaic system is inserted into the interior of the connecting groove through the provided rubber bayonet during use. The groove plate drives the limit block, and the hook rod drives the slide plate. The hook rod and the slide plate slide in the slide groove of the groove plate. The first spring is stretched while the slide plate slides. The first spring is used to pull the slide plate and the hook rod, and then the hook rod is hooked on the outside of the clamping rod. Then the hook rod is released. Due to the tension of the first spring, the hook rod can be driven to hook the clamping rod. At the same time, the hook rod will drive the screw rod through the connecting plate. The screw rod slides in the through hole of the limit plate, and then the nut is screwed into the outside of the screw rod. When the nut contacts the limit plate, the position of the screw rod can be located, so that the hook rod can be prevented from loosening and falling off from the outside of the clamping rod, and multiple groove bodies can be stably connected to prevent loosening and falling off.

[0017] 2. The waterproof bus duct for photovoltaic system, during use, drives the connecting rod through the set pull ring, the connecting rod slides inside the connecting frame, the connecting rod drives the connecting plate, the connecting plate drives the card plate, the connecting plate compresses the second spring at the same time, and then slides the card plate into the inside of the connecting frame, and then pulls the connecting frame to slide inside the limit frame, adjusts to a suitable position, releases the pull ring, the second spring will push the connecting plate to drive the card plate into the card slot of the limit frame, and then place the slot body on the top of the card plate, which can be adjusted according to the installation environment and needs. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the following briefly introduces the drawings required for use in the description of the embodiments. Obviously, the drawings described below are only some embodiments of the present invention. For those skilled in the art, other drawings can be obtained based on these drawings without creative labor:

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

[0020] Figure 2 This is a schematic diagram of the structure of the waterproof component of the utility model;

[0021] Figure 3 This is a schematic diagram of the cross-sectional structure of the waterproof component of the utility model;

[0022] Figure 4 This is a schematic diagram of the structure of the connection assembly of the utility model;

[0023] Figure 5 It is a schematic diagram of the positioning mechanism structure of the utility model.

[0024] In the figure: 1. slot body; 2. connecting mechanism; 21. waterproof component; 211. clamping rod; 212. rubber clamping joint; 213. connecting slot; 214. positioning plate; 215. limiting block; 216. slot plate; 22. connecting component; 221. limiting plate; 222. slide plate; 223. first spring; 224. hook rod; 225. connecting plate; 226. screw rod; 227. nut; 3. positioning mechanism; 31. limiting frame; 32. connecting frame; 33. clamping plate; 34. connecting plate; 35. connecting rod; 36. pull ring; 37. second spring; 4. observation port. 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] In the present invention, unless otherwise clearly specified and limited, the terms "install", "connect", "connect", "fix" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0027] Embodiment 1:

[0028] See also Figure 1-4 The utility model provides a technical solution: a waterproof bus duct for a photovoltaic system, comprising a trough body 1, a connecting mechanism 2 is arranged inside the trough body 1, a positioning mechanism 3 is arranged outside the trough body 1, and an observation port 4 is arranged inside the trough body 1.

[0029] The connecting mechanism 2 includes a waterproof component 21 and a connecting component 22 . The waterproof component 21 is arranged inside the trough body 1 , and the connecting component 22 is arranged inside the waterproof component 21 .

[0030] Furthermore, the waterproof component 21 includes a clamp rod 211, which is fixedly connected to the front and back of the trough body 1, a rubber clamp 212 is fixedly connected to the left side of the trough body 1, a connecting groove 213 is opened inside the trough body 1, a positioning plate 214 is fixedly connected inside the trough body 1, and a limiting block 215 is rotatably connected inside the trough body 1. A trough plate 216 is fixedly connected to the outer side of the limiting block 215 for protecting the battery panel inside the trough body 1.

[0031] Furthermore, the rubber bayonet 212 is movably connected inside the connecting groove 213 , the groove body 1 is provided with a limiting groove at a corresponding position of the limiting block 215 , and the limiting block 215 rotates inside the limiting groove to seal the groove body 1 .

[0032] Furthermore, the connecting component 22 includes a limit plate 221, which is fixedly connected to the outer side of the slot plate 216, and a slide plate 222 is slidably connected to the inside of the slot plate 216. A first spring 223 is fixedly connected between the slide plate 222 and the slot plate 216. A hook rod 224 is fixedly connected to the right side of the slide plate 222, and the hook rod 224 is clamped on the outside of the clamping rod 211. The hook rod 224 is slidably connected to the inside of the slot plate 216, and a connecting plate 225 is fixedly connected to the outer side of the hook rod 224. A screw rod 226 is fixedly connected to the left side of the connecting plate 225, and the screw rod 226 is slidably connected to the inside of the limit plate 221. The outer surface of the screw rod 226 is threadedly connected to a nut 227 for connecting multiple slot bodies 1 to each other.

[0033] Furthermore, the slot plate 216 has a sliding groove at the corresponding position of the slide plate 222 and the hook rod 224, and the slide plate 222 and the hook rod 224 slide inside the sliding groove. The limiting plate 221 has a through groove at the corresponding position of the screw rod 226, and the screw rod 226 slides inside the through groove. The nut 227 is in contact with the limiting plate 221 for limiting the hook rod 224.

[0034] Embodiment 2:

[0035] See also Figure 5 , and combined with Example 1, it is further obtained that the positioning mechanism 3 includes a limit frame 31, the limit frame 31 is movably connected to the outside of the trough body 1, the limit frame 31 is internally slidably connected to a connecting frame 32, the limit frame 31 is internally slidably connected to a clamping plate 33, the outer side of the clamping plate 33 is fixedly connected to a connecting disk 34, the connecting frame 32 is internally slidably connected to a connecting rod 35, the outer side of the connecting rod 35 is fixedly connected to a pull ring 36, and a second spring 37 is fixedly connected between the connecting disk 34 and the connecting frame 32 for adjusting the position of the trough body 1.

[0036] Furthermore, the clamping plate 33 is in contact with the tank body 1 , and the limiting frame 31 is provided with a clamping slot at a corresponding position of the clamping plate 33 , and the clamping plate 33 slides inside the clamping slot to position the tank body 1 .

[0037] In actual operation, when this device is used, the observation port 4 can observe the interior of the slot body 1, the positioning plate 214 can position the battery panel, and the rubber bayonet 212 of the other slot body 1 is inserted into the interior of the connecting slot 213 to improve the sealing performance, and then the slot plate 216 is rotated, and the slot plate 216 drives the limit block 215, and the limit block 215 rotates inside the limit slot of the slot body 1, and then the hook rod 224 is pulled, and the hook rod 224 drives the slide plate 222, and the hook rod 224 and the slide plate 222 slide inside the slide slot of the slot plate 216. While the slide plate 222 slides, the first spring 223 is stretched, and the first spring 223 is used to pull the slide plate 222 and the hook rod 224, and then the hook rod 224 is hooked on the outside of the card rod 211, and then the hook rod 224 is released. Due to the pulling force of the first spring 223, the hook rod 224 can be driven to hook the card rod 211, and then at the same time, the hook rod 224 will pass through the connecting The connecting plate 225 drives the screw rod 226, and the screw rod 226 slides inside the through hole of the limit plate 221, and then the nut 227 is screwed into the outside of the screw rod 226. When the nut 227 contacts the limit plate 221, the position of the screw rod 226 can be positioned, which can prevent the hook rod 224 from loosening and falling off from the outside of the card rod 211, and the pull ring 36 is pulled. The pull ring 36 drives the connecting rod 35, and the connecting rod 35 slides inside the connecting frame 32, and the connecting rod 35 drives the connecting plate 34, and the connecting plate 34 drives the card plate 33. The connecting plate 34 compresses the second spring 37 at the same time, and then makes the card plate 33 slide into the inside of the connecting frame 32, and then pull the connecting frame 32 to slide inside the limit frame 31, adjust to the appropriate position, release the pull ring 36, the second spring 37 will push the connecting plate 34 to drive the card plate 33 to be stuck in the card slot of the limit frame 31, and then the slot body 1 is placed on the top of the card plate 33.

[0038] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the statement "comprise a ..." do not exclude the presence of other identical elements in the process, method, article or device including the elements.

Claims

1. A waterproof bus duct for a photovoltaic system, comprising a duct body (1), characterized in that: A connecting mechanism (2) is provided inside the tank body (1), a positioning mechanism (3) is provided outside the tank body (1), and an observation port (4) is provided inside the tank body (1); The connection mechanism (2) comprises a waterproof component (21) and a connection component (22); the waterproof component (21) is arranged inside the trough body (1), and the connection component (22) is arranged inside the waterproof component (21).

2. The waterproof bus duct for a photovoltaic system according to claim 1, characterized in that: The waterproof component (21) comprises a clamping rod (211), the clamping rod (211) is fixedly connected to the front and back of the trough body (1), a rubber clamping port (212) is fixedly connected to the left side of the trough body (1), a connecting groove (213) is provided inside the trough body (1), a positioning plate (214) is fixedly connected inside the trough body (1), a limiting block (215) is rotatably connected inside the trough body (1), and a trough plate (216) is fixedly connected to the outer side of the limiting block (215).

3. The waterproof bus duct for a photovoltaic system according to claim 2, characterized in that: The rubber bayonet (212) is movably connected inside the connection groove (213); the groove body (1) is provided with a limiting groove at a position corresponding to the limiting block (215); and the limiting block (215) rotates inside the limiting groove.

4. The waterproof bus duct for a photovoltaic system according to claim 2, characterized in that: The connecting assembly (22) comprises a limit plate (221), wherein the limit plate (221) is fixedly connected to the outer side of the slot plate (216), a slide plate (222) is slidably connected to the inside of the slot plate (216), a first spring (223) is fixedly connected between the slide plate (222) and the slot plate (216), a hook rod (224) is fixedly connected to the right side of the slide plate (222), the hook rod (224) is clamped to the outside of the clamp rod (211), the hook rod (224) is slidably connected to the inside of the slot plate (216), a connecting plate (225) is fixedly connected to the outer side of the hook rod (224), a screw rod (226) is fixedly connected to the left side of the connecting plate (225), the screw rod (226) is slidably connected to the inside of the limit plate (221), and a nut (227) is threadedly connected to the outside of the screw rod (226).

5. The waterproof bus duct for a photovoltaic system according to claim 4, characterized in that: The groove plate (216) is provided with a sliding groove at the corresponding position of the slide plate (222) and the hook rod (224), and the slide plate (222) and the hook rod (224) slide inside the sliding groove; the limiting plate (221) is provided with a through groove at the corresponding position of the screw rod (226), and the screw rod (226) slides inside the through groove; and the nut (227) is in contact with the limiting plate (221).

6. The waterproof bus duct for a photovoltaic system according to claim 1, characterized in that: The positioning mechanism (3) comprises a limit frame (31), the limit frame (31) is movably connected to the outside of the trough body (1), the limit frame (31) is internally slidably connected to a connecting frame (32), the limit frame (31) is internally slidably connected to a clamping plate (33), the outer side of the clamping plate (33) is fixedly connected to a connecting disk (34), the inner side of the connecting frame (32) is internally slidably connected to a connecting rod (35), the outer side of the connecting rod (35) is fixedly connected to a pull ring (36), and a second spring (37) is fixedly connected between the connecting disk (34) and the connecting frame (32).

7. The waterproof bus duct for a photovoltaic system according to claim 6, characterized in that: The clamping plate (33) is in contact with the slot body (1); the limiting frame (31) is provided with a clamping slot at a corresponding position of the clamping plate (33); and the clamping plate (33) slides inside the clamping slot.

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