CN219144657U - Wall terminal is worn to energy storage photovoltaic dc-to-ac converter - Google Patents
Wall terminal is worn to energy storage photovoltaic dc-to-ac converter Download PDFInfo
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- CN219144657U CN219144657U CN202223311703.5U CN202223311703U CN219144657U CN 219144657 U CN219144657 U CN 219144657U CN 202223311703 U CN202223311703 U CN 202223311703U CN 219144657 U CN219144657 U CN 219144657U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
- Y02E10/56—Power conversion systems, e.g. maximum power point trackers
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Abstract
The utility model discloses a wall penetrating terminal of an energy storage photovoltaic inverter, which is used for connecting the inverter and a wire, wherein the wall penetrating terminal comprises a main shell with an open front end part and a rear end part, a front end fixing component arranged on the front end part of the main shell, a rear end fixing component arranged on the front end part of the main shell and an electric signal transmission component, and the electric signal transmission component comprises: the OT crimping terminal, be fixed in copper bar on the OT crimping terminal, the cover is located EMC filter magnetic ring on the copper bar. Arranging copper bars on the plate ends, so that the copper bars are suitable for two wires of 2AWG and 4 AWG; the board end is provided with a buckle which is matched with the clamping groove on the main shell, so that the OT crimping terminal is conveniently sealed after wiring; the OT crimping terminal is connected, so that the on-site crimping is convenient, and the electric connection is reliable; EMC filtering magnetic ring cover can play the effect of anti-interference better on positive negative pole copper bar.
Description
Technical Field
The utility model belongs to the field of photovoltaic equipment, and particularly relates to a through-wall terminal of an energy storage photovoltaic inverter.
Background
And field wiring is needed between the photovoltaic energy storage inverter and the battery unit. The technical scheme commonly used at present is as follows: an Feinuo terminals, although having the advantages of smaller size, separated positive and negative poles and more flexible installation, have higher price and poor wire pressing on site, and because the wire rods with the wire diameters of 4AWG and 2AWG correspond to two types of terminals respectively, but only correspond to one wire diameter, the compatibility is poor, large terminals need to be selected and a copper pipe pad is additionally prepared for adapting to the wires with various wire diameters, and the installation cost is further increased.
Disclosure of Invention
The utility model aims to provide a through-wall terminal of an energy storage photovoltaic inverter, which is more reliable and convenient for realizing on-site wiring.
In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides an energy storage photovoltaic dc-to-ac converter wears wall terminal, wear wall terminal one end and be connected with the dc-to-ac converter, the other end is connected with the wire, wears wall terminal including preceding tip and rear end all be the main casing of open form, locate the front end fixed subassembly on the main casing front end, locate the rear end fixed subassembly on the main casing rear end and install in electric signal transmission subassembly in the front end fixed subassembly, its characterized in that: the electrical signal transmission assembly includes: the copper bar is fixed on the OT crimping terminal.
Preferably, the rear end of the main housing is provided with at least one introduction section, each introduction section is provided with threads on the periphery, the rear end fixing assembly comprises a sealing plug corresponding to the introduction section, a claw ring and a nut, the sealing plug is sleeved on the lead, the claw ring is sleeved on the outer side of the sealing plug, and the nut fixes the sealing plug and the claw ring in the introduction section.
Preferably, the front end fixing assembly comprises a plate end fixedly connected with the front end of the main shell in a plugging manner and a framework fixedly connected with the front end of the plate end, the framework is connected with the inverter through the bolt assembly, and the rear end of the plate end is fixedly plugged into the front end of the main shell.
Preferably, a buckle is arranged on the upper end part of the plate end, a clamping groove matched with the buckle is arranged on the main shell, and after the rear end part of the plate end is fixedly inserted into the front end part of the main shell, the buckle is clamped in the clamping groove.
Preferably, the board end is provided with a plugging slot which is matched with the OT crimping terminal or the copper bar and penetrates through the front end face and the rear end face, and the OT crimping terminal or the copper bar is plugged in the plugging slot and fixedly connected with the board end.
Preferably, a sealing groove is arranged at the front end part of the framework, and the front end fixing assembly further comprises a box sealing ring arranged in the sealing groove.
Preferably, the surface of the plate end, which is in contact with the main shell, is provided with a mounting groove, and the front end fixing assembly further comprises a waterproof sealing ring arranged in the mounting groove.
Preferably, the wires are double-row wires, two sealing holes matched with the double-row wires are formed in the sealing plug, the sealing plug is formed by splicing two symmetrical half sealing plugs, and the axes of the two sealing holes are arranged on the splicing surface of the half sealing plugs.
Preferably, the wires are double-row wires, the clamping groove comprises a groove body, the groove body is provided with a through groove extending towards the direction of the rear end fixing assembly, a clamping space is formed at the rear end part of the through groove, the main body part of the buckle is suspended above the plate end and extends backwards, and a protrusion clamped in the clamping space is formed at the rear end part of the main body part of the buckle.
Preferably, the wires are independent wires, the clamping grooves are formed in the front end portion of the side wall of the main shell and penetrate through the front end portion of the side wall of the main shell up and down, the main body portion of the buckle is suspended above the plate end and extends forwards, and protrusions clamped in the clamping grooves are formed in the front end portion of the main body portion of the buckle.
Preferably, the electric signal transmission assembly comprises an EMC filtering magnetic ring sleeved on the copper bar.
Due to the application of the technical scheme, compared with the prior art, the utility model has the following advantages: arranging copper bars on the plate ends, so that the copper bars are suitable for two wires of 2AWG and 4 AWG; the board end is provided with a buckle which is matched with the clamping groove on the main shell, so that the OT crimping terminal is conveniently sealed after wiring; the OT crimping terminal is connected, so that the on-site crimping is convenient, and the electric connection is reliable; EMC filtering magnetic ring cover can play the effect of anti-interference better on positive negative pole copper bar.
Drawings
FIG. 1 is a front view of a wall penetrating terminal according to a first embodiment;
FIG. 2 is a right side view of the wall penetrating terminal according to the first embodiment;
FIG. 3 is an exploded view of a wall penetrating terminal according to the first embodiment;
fig. 4 is a front view of a wall penetrating terminal in the second embodiment;
FIG. 5 is a right side view of a wall penetrating terminal according to a second embodiment;
FIG. 6 is an exploded view of a wall penetrating terminal according to the second embodiment;
fig. 7 is a schematic structural diagram of a through-wall terminal connected to an inverter in the second embodiment.
Detailed Description
The utility model will be further described with reference to examples of embodiments shown in the drawings.
Example 1
The energy storage photovoltaic inverter through-wall terminal is used for connecting an inverter 5 and a wire 0, and comprises a main shell 1, a front end fixing assembly 2, a rear end fixing assembly 3 and an electric signal transmission assembly 4, wherein the front end part and the rear end part of the main shell 1 are in an open shape, the front end fixing assembly 2 is arranged on the front end part of the main shell 1, and the rear end fixing assembly 3 is arranged on the rear end part of the main shell 1.
The electric signal transmission assembly 4 includes: the OT crimp terminal 41, the copper bar 42 fixed on the OT crimp terminal 41 by the fastening screw 44, and the EMC filter magnetic ring 43 sleeved on the copper bar 42.
The wire 0 is a double-row wire, the rear end part of the main shell 1 forms a total leading-in section 11, threads are formed on the periphery of the leading-in section 11, the rear end fixing assembly 3 comprises a sealing plug 31 corresponding to the leading-in section 11, a claw ring 32 and a nut 33, the sealing plug 31 is sleeved on the wire 0, the claw ring 32 is sleeved on the outer side of the sealing plug 31, and the nut 33 fixes the sealing plug 31 and the claw ring 32 in the leading-in section 11.
The front end fixing assembly 2 comprises a plate end 21 fixedly connected with the front end of the main shell 1 in a plugging manner, and a framework 22 fixedly connected with the front end of the plate end 21, wherein the framework 22 is connected with the inverter through a bolt assembly 23, and the rear end of the plate end 21 is fixedly plugged into the front end of the main shell 1. The upper end of the plate end 21 is provided with a buckle 24, the main shell is provided with a clamping groove 12 matched with the buckle 24, and after the rear end of the plate end 21 is fixedly inserted into the front end of the main shell 1, the buckle 24 is clamped in the clamping groove 12. The board end 21 is provided with a plug groove 25 which is matched with the copper bar 42 and penetrates through the front end face and the rear end face, and the copper bar 42 is plugged in the plug groove 25 and fixedly connected with the board end 21. The front end of the frame 22 is provided with a sealing groove 26, and the front end fixing assembly 2 further comprises a box sealing ring 27 arranged in the sealing groove 26. The surface of the plate end 21 contacting the main housing 1 is provided with a mounting groove 29, and the front end fixing assembly 2 further includes a waterproof seal ring 28 provided in the mounting groove 29.
Two sealing holes 310 matched with the double-row conducting wires are formed in the sealing plug 31, the sealing plug 31 is formed by splicing two symmetrical half sealing plugs 311, the axes of the two sealing holes 310 are arranged on the splicing surface of the half sealing plugs 311, and the two half sealing plugs 311 are completely separated or connected on one side. The locking groove 12 includes a groove body 121, the groove body 121 has a passage groove 122 extending toward the rear end fixing member 3, a locking space 123 is formed at the rear end of the passage groove 122, a main body portion of the locking buckle 24 is suspended above the plate end 21 and extends rearward, and a protrusion 241 is formed at the rear end of the main body portion thereof to be locked in the locking space 123.
Example two
The energy storage photovoltaic inverter through-wall terminal is used for connecting the inverter and the wire 0, and the through-wall terminal is including front end and rear end be the main casing 1 of open form, locate the front end fixed subassembly 2 on the main casing 1 front end, locate the rear end fixed subassembly 3 and the electric signal transmission subassembly 4 on the main casing 1 front end, and electric signal transmission subassembly 4 includes: the OT crimp terminal 41, the copper bar 42 fixed on the OT crimp terminal 41 by the fastening screw 44, and the EMC filter magnetic ring 43 sleeved on the copper bar 42. The copper bar 42 protrudes beyond the front end portion of the board end 21, and the OT crimp terminal 41 realizes connection of the copper bar 42 and the wire 0.
The wire 0 is two independent wires 0, two lead-in sections 11 are formed at the rear end part of the main shell 1, threads are formed on the periphery of each lead-in section 11, the rear end fixing assembly 3 comprises a sealing plug 31 corresponding to the lead-in section 11, a claw ring 32 and a nut 33, the sealing plug 31 is sleeved on the wire 0, the claw ring 32 is sleeved on the outer side of the sealing plug 31, and the nut 33 fixes the sealing plug 31 and the claw ring 32 in the lead-in sections 11.
The front end fixing assembly 2 comprises a plate end 21 fixedly connected with the front end of the main shell 1 in a plugging manner, and a framework 22 fixedly connected with the front end of the plate end 21, wherein the framework 22 is connected with the inverter through a bolt assembly 23, and the rear end of the plate end 21 is fixedly plugged into the front end of the main shell 1. The upper end of the plate end 21 is provided with a buckle 24, the main shell is provided with a clamping groove 12 matched with the buckle 24, and after the rear end of the plate end 21 is fixedly inserted into the front end of the main shell 1, the buckle 24 is clamped in the clamping groove 12. The board end 21 is provided with a plug-in groove 25 which is matched with the OT crimping terminal 41 and penetrates through the front end face and the rear end face, and the OT crimping terminal 41 is plugged in the plug-in groove 25 and fixedly connected with the board end 21. The front end of the frame 22 is provided with a sealing groove 26, and the front end fixing assembly 2 further comprises a box sealing ring 27 arranged in the sealing groove 26. The surface of the plate end 21, which contacts the main housing 1, is provided with a mounting groove, and the front end fixing assembly 2 further comprises a waterproof sealing ring 28 arranged in the mounting groove.
The engaging groove 12 is formed in the front end portion of the side wall of the main casing 1 and penetrates vertically, and the main body portion of the buckle 24 is suspended above the plate end 21 and extends forward, and the front end portion of the main body portion is formed with a projection 241 engaging in the engaging groove 12.
The above embodiments are provided to illustrate the technical concept and features of the present utility model and are intended to enable those skilled in the art to understand the content of the present utility model and implement the same, and are not intended to limit the scope of the present utility model. All equivalent changes or modifications made in accordance with the spirit of the present utility model should be construed to be included in the scope of the present utility model.
Claims (11)
1. The utility model provides an energy storage photovoltaic dc-to-ac converter wears wall terminal, wear wall terminal one end and be connected with the dc-to-ac converter, the other end is connected with the wire, wears wall terminal including preceding tip and rear end all be the main casing of open form, locate the front end fixed subassembly on the main casing front end, locate the rear end fixed subassembly on the main casing rear end and install in electric signal transmission subassembly in the front end fixed subassembly, its characterized in that: the electrical signal transmission assembly includes: the copper bar is fixed on the OT crimping terminal.
2. The energy storage photovoltaic inverter through-wall terminal of claim 1, wherein: the rear end of the main shell is provided with at least one introducing section, threads are formed on the periphery of each introducing section, the rear end fixing assembly comprises a sealing plug corresponding to the introducing section, a claw ring and a nut, the sealing plug is sleeved on the lead, the claw ring is sleeved on the outer side of the sealing plug, and the nut is used for fixing the sealing plug and the claw ring in the introducing section.
3. The energy storage photovoltaic inverter through-wall terminal of claim 1, wherein: the front end fixing assembly comprises a plate end fixedly connected with the front end of the main shell in a plugging manner and a framework fixedly connected with the front end of the plate end, the framework is connected with the inverter through the bolt assembly, and the rear end of the plate end is fixedly plugged into the front end of the main shell.
4. The energy storage photovoltaic inverter through-wall terminal of claim 3, wherein: the upper end of the plate end is provided with a buckle, the main shell is provided with a clamping groove matched with the buckle, and after the rear end of the plate end is fixedly inserted into the front end of the main shell, the buckle is clamped in the clamping groove.
5. The energy storage photovoltaic inverter through-wall terminal of claim 3, wherein: and the plate end is provided with a plugging groove which is matched with the OT crimping terminal or the copper bar and penetrates through the front end face and the rear end face, and the OT crimping terminal or the copper bar is plugged in the plugging groove and fixedly connected with the plate end.
6. The energy storage photovoltaic inverter through-wall terminal of claim 3, wherein: the front end of the framework is provided with a sealing groove, and the front end fixing assembly further comprises a box sealing ring arranged in the sealing groove.
7. The energy storage photovoltaic inverter through-wall terminal of claim 3, wherein: the surface of the plate end, which is in contact with the main shell, is provided with a mounting groove, and the front end fixing assembly further comprises a waterproof sealing ring arranged in the mounting groove.
8. The energy storage photovoltaic inverter through-wall terminal of claim 2, wherein: the wire is double wire, be formed with two sealing holes with double wire assorted inside the sealing plug, the sealing plug is by two symmetrical half sealing plugs amalgamation form, and the axis of two sealing holes is in on half sealing plug's amalgamation face.
9. The energy storage photovoltaic inverter through-wall terminal of claim 4, wherein: the wire is double wire, the joint groove includes the cell body, the cell body has the through groove that extends towards the fixed subassembly direction of rear end to be in the rear end in through groove is formed with the joint space, the main part of buckle hang in the top of board end and extend backward, the rear end of its main part is formed with the card in the arch in the joint space.
10. The energy storage photovoltaic inverter through-wall terminal of claim 4, wherein: the wire is independent many wires, the joint groove forms on the front end of lateral wall of main casing and runs through from top to bottom, the main part of buckle hang in the top of board end and forward extension, the front end of its main part is formed with the card in the protruding of joint inslot.
11. The energy storage photovoltaic inverter through-wall terminal of claim 1, wherein: the electric signal transmission assembly comprises an EMC filtering magnetic ring sleeved on the copper bar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223311703.5U CN219144657U (en) | 2022-12-09 | 2022-12-09 | Wall terminal is worn to energy storage photovoltaic dc-to-ac converter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223311703.5U CN219144657U (en) | 2022-12-09 | 2022-12-09 | Wall terminal is worn to energy storage photovoltaic dc-to-ac converter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219144657U true CN219144657U (en) | 2023-06-06 |
Family
ID=86596915
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223311703.5U Active CN219144657U (en) | 2022-12-09 | 2022-12-09 | Wall terminal is worn to energy storage photovoltaic dc-to-ac converter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219144657U (en) |
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2022
- 2022-12-09 CN CN202223311703.5U patent/CN219144657U/en active Active
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| GR01 | Patent grant |