CN217562861U - Wiring terminal device for inverter - Google Patents
Wiring terminal device for inverter Download PDFInfo
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- CN217562861U CN217562861U CN202220754272.0U CN202220754272U CN217562861U CN 217562861 U CN217562861 U CN 217562861U CN 202220754272 U CN202220754272 U CN 202220754272U CN 217562861 U CN217562861 U CN 217562861U
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- input panel
- inverter
- fastening
- extending part
- screw
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Abstract
The utility model discloses a wiring terminal device for an inverter, which comprises an input panel arranged on one side of an inverter shell; the two wiring terminals are arranged on the input panel and are respectively arranged at the two ends of the input panel close to the edges; the wiring terminal comprises a conductor and a fastening assembly; the input panel is provided with a first through hole for a conductor to pass through, and the conductor comprises an extending part which passes through the first through hole and extends into a cavity of the inverter and an extending part which is positioned at one end of the input panel far away from the inverter; correspondingly, the fastening assembly comprises a first fastening assembly used for connecting the extending part and a power circuit in the inverter and a second fastening assembly used for connecting the extending part and the input panel. The utility model is provided with two connecting terminals which are respectively positioned at the two ends of the input panel and are close to the edges, the distance is long, and each conductor is positioned at the two sides of the input panel; the occurrence of collision short circuit of the cable can be avoided.
Description
Technical Field
The utility model relates to a technical field of dc-to-ac converter especially relates to a binding post device for inverter.
Background
In the existing inverter product, an Alternating Current (AC) output panel and a Direct Current (DC) input panel are respectively arranged on two sides of an inverter shell, and a DC access terminal is arranged on the DC input panel; an alternating current output socket is arranged on the AC output panel.
In the existing inverter product, the direct current input terminals are arranged on the same plane of the panel of the shell, and the distance between the direct current input terminals and the panel of the shell is relatively short, so that the risk of touch short circuit is very easy to occur between the terminals of the cables when the direct current power supply is externally connected, and the defects in the design need to be improved.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
The technical problem to be solved by the utility model is to provide a connecting terminal device for an inverter, which is provided with two connecting terminals respectively positioned at the two ends of an input panel and close to the edges, the distance is long, and each electric conductor is positioned at the two sides of the input panel; the occurrence of collision short circuit of the cable can be avoided.
(II) technical scheme
The utility model provides a scheme that above-mentioned technical problem adopted is a binding post device for inverter, include
An input panel provided at one side of the inverter case;
the two wiring terminals are arranged on the input panel and are respectively arranged at the two ends of the input panel close to the edges; the wiring terminal comprises an electric conductor and a fastening assembly;
the input panel is provided with a first through hole for the electric conductor to pass through, and the electric conductor comprises an extending part which passes through the first through hole and extends into a cavity of the inverter and an extending part which is positioned at one end of the input panel far away from the inverter; correspondingly, the fastening assembly comprises a first fastening assembly used for connecting the extending part and a power circuit in the inverter and a second fastening assembly used for connecting the extending part and the input panel.
By adopting the scheme, the two wiring terminals are respectively arranged at the two ends of the input panel close to the edges, the distance is long, and each conductor is arranged at the two sides of the input panel; the occurrence of collision short circuit of the cable can be avoided.
Furthermore, a first mounting seat for fixing the first fastening assembly is arranged on one side, close to the inverter, of the input panel, and a second mounting seat for fixing the second fastening assembly is arranged on one side, far away from the inverter, of the input panel; and the first mounting seat and the second mounting seat are integrally formed on the input panel.
By adopting the scheme, the first mounting seat and the second mounting seat are integrally formed on the input panel, so that the overall strength is high, and the assembling wiring terminal is firmer.
Furthermore, the first fastening assembly comprises a first fastening screw penetrating through the input panel and a first fastening nut fixing the first fastening screw on the input panel, the first mounting seat comprises a first caulking groove for adapting to the first fastening nut, and the first mounting seat is provided with a second through hole for allowing a screw post of the first fastening screw to penetrate through and be connected with a power circuit in the inverter;
the second fastening assembly comprises a second fastening screw penetrating through the input panel and a second fastening nut fixing the first fastening screw on the input panel, the second mounting seat comprises a second caulking groove used for being matched with a nut of the second fastening screw, and the input panel and the second mounting seat are matched to form a limiting space used for limiting the movement of the nut.
Preferably, the size and shape of the first caulking groove are matched with the size and shape of the first fastening nut exactly, so that the first fastening nut cannot rotate when the first fastening screw is screwed, and the screwing process is easier and more reliable; the nut of the second fastening screw is a hexagonal head, and the second caulking groove comprises an angular edge matched with the nut, so that the second fastening screw is firmly embedded in the second caulking groove, and when the second fastening screw is screwed, the second fastening screw cannot rotate, and the screwing process is easier and more firm; the arrangement of the limiting space can prevent the second fastening nut from generating axial movement.
Further, the conductor comprises a fixing part formed at one end of the extending part far away from the extending part, and the fixing part is fixedly connected to the input panel through a screw; the input panel is provided with bosses for mounting the screws.
Specifically, the boss is provided with an inclined plane groove for adapting to the screw.
Furthermore, one end of the extending part is bent towards one side to form the extending part, and the other side of the extending part is bent towards the same side to form the fixing part.
Specifically, the conductor is provided with a first through hole for the screw column of the first fastening screw to pass through, a second through hole for the screw column of the second fastening screw to pass through, and a third through hole for the screw column of the screw to pass through; and the first through hole is arranged on the extending part, the second through hole is arranged on the extending part, and the third through hole is arranged on the fixed part.
Further, the electric conductor comprises a special-shaped copper bar.
Further, the input panel is made of an insulating material.
(III) advantageous effects
Compared with the prior art, the utility model designs a binding post device for an inverter, which is provided with two binding posts which are respectively positioned at the two ends of an input panel and close to the edges, the distance is far, and each conductor is positioned at the two sides of the input panel; the occurrence of collision short circuit of the cable can be avoided.
Drawings
Fig. 1 is a schematic view of a terminal device for an inverter of the present embodiment (only one terminal is mounted);
fig. 2 is another perspective view of the terminal device for an inverter according to the present embodiment (only one terminal is mounted);
fig. 3 is an exploded view of the terminal;
fig. 4 is a cross-sectional view of a terminal device for an inverter according to the present embodiment.
Description of the reference numerals: 1. an input panel; 11. a first perforation; 12. a first mounting seat; 121. a first caulking groove; 122. a second perforation; 13. a second mounting seat; 131. a second caulking groove; 14. limiting the space; 15. a boss; 151. an inclined plane groove; 2. a wiring terminal; 21. an electrical conductor; 211. an insertion portion; 211-1, first through holes; 212. a protruding portion; 212-1, a second through hole; 213. a fixed part; 213-1 and a third through hole; 22. a first fastening component; 221. a first fastening screw; 222. a first fastening nut; 23. a second fastening component; 231. a second fastening screw; 232. a second fastening nut; 24. and (4) screws.
Detailed Description
The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In this embodiment:
as shown in fig. 1 to 4, a terminal device for an inverter of the present embodiment includes an input panel 1 disposed at one side of a housing of an inverter (not shown); the two wiring terminals 2 are arranged on the input panel 1 and respectively arranged at two ends of the input panel 1 close to the edges; the wiring terminal 2 comprises an electric conductor 21 and a fastening component; the input panel 1 is provided with a first through hole 11 for the electric conductor 21 to pass through, and the electric conductor 21 comprises an extending part 211 which passes through the first through hole 11 and extends into the cavity of the inverter, and an extending part 212 which is positioned at one end of the input panel 1 far away from the inverter; correspondingly, the fastening assembly includes a first fastening assembly 22 for connecting the protrusion 211 and a power circuit (not shown) in the inverter, and a second fastening assembly 23 for connecting the protrusion 212 and the input panel 1. Further, the electric conductor 21 comprises a special-shaped copper bar. Further, the input panel 1 is made of an insulating material. By adopting the scheme, the two wiring terminals 2 are respectively arranged at the two ends of the input panel 1 close to the edges, the distance is long, and each conductor 21 is arranged at the two sides of the input panel 1; the occurrence of collision short circuit of the cable can be avoided.
Further, a first mounting seat 12 for fixing the first fastening assembly 22 is arranged on one side of the input panel 1 close to the inverter, and a second mounting seat 13 for fixing the second fastening assembly 23 is arranged on one side of the input panel 1 away from the inverter; and the first mounting seat 12 and the second mounting seat 13 are integrally formed on the input panel 1. Adopt above-mentioned scheme, first mount pad 12 and second mount pad 13 integrated into one piece are on input panel 1 for the bulk strength is high, thereby assembles binding post 2 more firmly. Further, the first fastening assembly 22 includes a first fastening screw 221 penetrating through the input panel 1 and a first fastening nut 222 fixing the first fastening screw 221 on the input panel 1, the first mounting base 12 includes a first caulking groove 121 for fitting the first fastening nut 222, and the first mounting base 12 is provided with a second through hole 122 for allowing a screw post of the first fastening screw 221 to penetrate through and be connected with a power circuit in the inverter; the second fastening assembly 23 includes a second fastening screw 231 passing through the input panel 1 and a second fastening nut 232 fixing the first fastening screw 221 on the input panel 1, the second mounting seat 13 includes a second caulking groove 131 for fitting a nut of the second fastening screw 231, and the input panel 1 and the second mounting seat 13 cooperate to form a restriction space 14 for restricting movement of the nut. Preferably, the size and shape of the first caulking groove 121 and the size and shape of the first fastening nut 222 are matched with each other, so that when the first fastening screw 221 is tightened, the first fastening nut 222 does not rotate, and the tightening process is easier and more reliable; the nut of the second fastening screw 231 is a hexagonal head, and the second caulking groove 131 includes an angular edge matched with the nut, so that the second fastening screw 231 is firmly embedded in the second caulking groove 131, and when the second fastening screw 232 is screwed, the second fastening screw 231 cannot rotate, and the screwing process is easier and more reliable; the restriction space 14 prevents the second fastening nut 232 from moving in the axial direction.
Further, the conductive body 21 includes a fixing portion 213 formed at an end of the protruding portion 212 far from the protruding portion 211, and the fixing portion 213 is fixedly connected to the input panel 1 by two screws 24; the input panel 1 is provided with bosses 15 for mounting the screws 24. Specifically, the boss 15 is provided with two slope grooves 151 for fitting each of the screws 24. Further, one end of the protruding portion 212 is bent toward one side to form the protruding portion 211, and the other end of the protruding portion 212 is bent toward the same side to form the fixing portion 213. Specifically, the conductive body 21 is provided with a first through hole 211-1 for passing the screw column of the first fastening screw 221, a second through hole 212-1 for passing the screw column of the second fastening screw 231, and a third through hole 213-1 for passing the screw 24 column of the screw 24; and the first through hole 211-1 is provided on the protruding part 211, the second through hole 212-1 is provided on the protruding part 212, and the third through hole 213-1 is provided on the fixing part 213.
The above is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the technical principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.
Claims (8)
1. A binding post device for inverter which characterized in that: comprises that
An input panel (1) provided on one side of the inverter case;
the two wiring terminals (2) are arranged on the input panel (1) and are respectively arranged at the two ends of the input panel (1) close to the edges; the connecting terminal (2) comprises a conductor (21) and a fastening component;
the input panel (1) is provided with a first through hole (11) for the electric conductor (21) to pass through, and the electric conductor (21) comprises an extending part (211) which passes through the first through hole (11) and extends into the cavity of the inverter and an extending part (212) which is positioned at one end of the input panel (1) far away from the inverter; correspondingly, the fastening assembly comprises a first fastening assembly (22) used for connecting the extending part (211) and a power circuit in the inverter and a second fastening assembly (23) used for connecting the extending part (212) and the input panel (1).
2. The terminal device for an inverter according to claim 1, wherein: a first mounting seat (12) used for fixing the first fastening component (22) is arranged on one side, close to the inverter, of the input panel (1), and a second mounting seat (13) used for fixing the second fastening component (23) is arranged on one side, far away from the inverter, of the input panel (1); and the first mounting seat (12) and the second mounting seat (13) are integrally formed on the input panel (1).
3. The connection terminal device for the inverter according to claim 2, wherein:
the first fastening assembly (22) comprises a first fastening screw (221) penetrating through the input panel (1) and a first fastening nut (222) fixing the first fastening screw (221) on the input panel (1), the first mounting seat (12) comprises a first caulking groove (121) used for adapting to the first fastening nut (222), and the first mounting seat (12) is provided with a second through hole (122) for enabling a screw column of the first fastening screw (221) to penetrate through and be connected with a power circuit in the inverter;
the second fastening assembly (23) comprises a second fastening screw (231) penetrating through the input panel (1) and a second fastening nut (232) fixing the first fastening screw (221) on the input panel (1), the second mounting seat (13) comprises a second caulking groove (131) used for adapting to a nut of the second fastening screw (231), and the input panel (1) and the second mounting seat (13) are matched to form a limiting space (14) used for limiting the movement of the nut.
4. The terminal device for an inverter according to claim 2, wherein: the conductor (21) comprises a fixing part (213) formed at one end of the extending part (212) far away from the extending part (211), and the fixing part (213) is fixedly connected to the input panel (1) through a screw (24); the input panel (1) is provided with a boss (15) for mounting the screw (24).
5. The connection terminal device for the inverter according to claim 4, wherein: the boss (15) is provided with a bevel groove (151) for fitting the screw (24).
6. The connection terminal device for the inverter according to claim 4, wherein: one end of the extending part (212) is bent towards one side to form the extending part (211), and the other side of the extending part (212) is bent towards the same side to form the fixing part (213).
7. The connection terminal device for the inverter according to claim 6, wherein: the electric conductor (21) comprises a special-shaped copper bar.
8. The connection terminal device for the inverter according to any one of claims 1 to 7, wherein: the input panel (1) is made of an insulating material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220754272.0U CN217562861U (en) | 2022-03-31 | 2022-03-31 | Wiring terminal device for inverter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220754272.0U CN217562861U (en) | 2022-03-31 | 2022-03-31 | Wiring terminal device for inverter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217562861U true CN217562861U (en) | 2022-10-11 |
Family
ID=83470648
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220754272.0U Active CN217562861U (en) | 2022-03-31 | 2022-03-31 | Wiring terminal device for inverter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217562861U (en) |
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2022
- 2022-03-31 CN CN202220754272.0U patent/CN217562861U/en active Active
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