CN215266720U - Waterproof and dustproof multifunctional terminal block for inverter - Google Patents
Waterproof and dustproof multifunctional terminal block for inverter Download PDFInfo
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- CN215266720U CN215266720U CN202121468262.2U CN202121468262U CN215266720U CN 215266720 U CN215266720 U CN 215266720U CN 202121468262 U CN202121468262 U CN 202121468262U CN 215266720 U CN215266720 U CN 215266720U
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- 230000001681 protective effect Effects 0.000 claims abstract description 16
- 238000009434 installation Methods 0.000 claims abstract description 13
- 238000005192 partition Methods 0.000 claims description 21
- 238000007789 sealing Methods 0.000 claims description 7
- 125000006850 spacer group Chemical group 0.000 claims description 5
- 239000012780 transparent material Substances 0.000 claims description 5
- 238000009413 insulation Methods 0.000 description 6
- 230000018109 developmental process Effects 0.000 description 5
- 239000002184 metal Substances 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 238000010248 power generation Methods 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 1
- 235000011613 Pinus brutia Nutrition 0.000 description 1
- 241000018646 Pinus brutia Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 239000005431 greenhouse gas Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 230000011218 segmentation Effects 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 238000010792 warming Methods 0.000 description 1
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Abstract
The waterproof and dustproof multifunctional terminal block for the inverter comprises an insulating base, a plurality of first wiring screws, a conductive plate and a protective cover; the insulating base comprises a bottom plate, a first compartment and a second compartment, wherein the top surface and the bottom surface of the bottom plate are parallelly arranged at intervals; the top surface of the bottom plate in the first compartment is convexly provided with an installation platform with a blind hole; the supporting plate in the second compartment is provided with a connecting hole; the screw rod of the first wiring screw is of a stepped shaft structure, the diameter of the upper part of the first wiring screw is smaller than that of the lower part of the first wiring screw, and the head of the first wiring screw is embedded in a blind hole in the first compartment mounting platform; the current-conducting plate is L-shaped and comprises an upper connecting part and a lower connecting part bent downwards, the upper connecting part and the lower connecting part are provided with connecting through holes, and the upper connecting part is inserted into the lower part of the first wiring screw through the connecting through holes and locked by a nut; the lower connecting part is inserted into the second compartment from a slotted hole on the bottom plate between the first compartment and the second compartment, and the lower connecting part is fixed on a supporting plate of the second compartment through a second wiring screw; the protective cover is arranged at the upper end of the insulating base.
Description
Technical Field
The utility model relates to an electric connector, in particular to but multi-functional terminal platform is used to waterproof dirt-proof inverter.
Background
The terminal block is a kind of accessory product for realizing electrical connection, and is industrially classified into a category of a connector. With the important material basis of energy economy and social development, the world energy consumption is increased rapidly, fossil energy such as coal, oil, natural gas and the like is consumed rapidly, the ecological environment is deteriorated continuously, particularly, the global warming which is increasingly severe is caused by the emission of greenhouse gases, and the sustainable development of the human society is threatened seriously.
In recent years, the development and utilization of renewable energy resources are increasingly receiving the attention of international society, many countries put forward definite development targets, regulations and policies for supporting the development of renewable energy resources are specified, some new energy resources and renewable energy resources are continuously developed, and the proportion of the new energy resources and the renewable energy resources in the whole energy resource composition is increased. Solar cell power generation is considered in renewable energy planning in less developed countries of the world.
The existing terminal block for the inverter used for solar cell power generation has high requirements on flame resistance and strength because the current and the voltage are high when the terminal block is used. However, it has the following problems:
the existing terminal block for the inverter is not designed with a sun tracking function, and the working efficiency of a solar panel is influenced.
The existing terminal block for the inverter is not enough in waterproof, dustproof and electric shock prevention design, and influences the use.
The existing terminal block for the inverter adopts a parallel wiring design, so that the operation space and the use occasion are limited during use.
The existing terminal block for the inverter generally adopts three units for combination use, so that the terminal block occupies a larger installation space and wastes installation time.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a but waterproof dirt-proof multi-functional terminal platform for inverter possesses the function of chasing after a day, satisfies solar panel's operating requirement, moreover, still has advantages such as waterproof, dustproof, protection against electric shock and installation space are little, installation time is few.
In order to achieve the above purpose, the technical scheme of the utility model is that:
a waterproof and dustproof multifunctional terminal block for an inverter comprises,
the insulating base comprises a bottom plate, a plurality of longitudinal partition plates are arranged on the bottom plate in parallel at intervals, at least three parallel independent first compartments are formed on the top surface of the bottom plate along the length direction, and baffles connected with the longitudinal partition plates are arranged at the rear parts of the first compartments; correspondingly, a supporting plate is vertically arranged on the bottom surface of the bottom plate along the length direction, a plurality of partition plates are arranged on the supporting plate in parallel at intervals to form second compartments which are in one-to-one correspondence with the first compartments, and slotted holes for communicating the two compartments are formed in the bottom plates of the first and second compartments; the top surface of the bottom plate in the first compartment is convexly provided with an installation platform, and the installation platform is provided with a blind hole; a connecting hole is formed in the supporting plate corresponding to the second compartment;
the screw rods of the first wiring screws are of a stepped shaft structure, the diameter of the upper parts of the screw rods is smaller than that of the lower parts of the screw rods, and a gasket and a nut are respectively arranged at the step part and the lower part of the stepped shaft structure of the upper parts of the screw rods; the head of the first wiring screw is embedded in a blind hole in the first compartment mounting platform;
the current-conducting plates are L-shaped and comprise upper connecting parts and lower connecting parts bent downwards, the upper connecting parts and the lower connecting parts are respectively provided with connecting through holes, and the upper connecting parts are inserted into the lower parts of the first wiring screws through the connecting through holes and locked by nuts; the lower connecting part is inserted into the second compartment from slotted holes on the bottom plates of the first compartment and the second compartment, and the lower connecting part is fixed on the supporting plate of the second compartment through a second wiring screw;
and the protective cover is covered at the upper end of the insulating base.
Furthermore, the bottom surface of the bottom plate of the insulating base is provided with an annular sealing groove and a waterproof sealing ring around the second compartment.
Furthermore, the device also comprises insulating spacers which are respectively arranged at the front ends of the longitudinal partition boards of the first compartment of the insulating base; the insulating spacer can increase the insulating distance between adjacent terminals when uncoated terminals are used.
Preferably, establish the nut of impressing in the connecting hole of connecting portion under the current conducting plate, preferably, the nut of impressing is as an organic whole with the current conducting plate riveting, corresponding, the double-screw bolt of first wiring screw, wave form china department, packing ring design as an organic whole, can the antivibration, be difficult for the pine to take off.
Preferably, the rear parts of the upper ends of the two side surfaces of the insulating base are provided with shaft holes, and correspondingly, the rear parts of the two side surfaces of the protective cover are convexly provided with short shafts which are connected to the insulating base through the pivots. The protective cover can be screwed up, and the operation of a wiring operator can be facilitated.
Preferably, the protective cover is made of an insulating transparent material.
Preferably, the front and the rear of the top surface of the bottom plate of the insulating base are respectively provided with a fixing hole.
Preferably, the first compartment on the top surface of the bottom plate is internally provided with a mounting platform and a fixing sleeve in front of the mounting platform, and the mounting platform is sealed by an insulating plug, so that the insulating distance between a fixing screw and a metal fixing metal plate can be increased, and the waterproof and dustproof performances can also be improved.
Preferably, the first compartment on the top surface of the bottom plate and the second compartment on the bottom surface of the bottom plate are designed in a left-right staggered manner, and correspondingly, the upper connecting part and the lower connecting part of the conductive plate are designed in a left-right staggered manner. With the structure, the terminal block can be more compact in structure, and the installation space is reduced.
Preferably, the bottom plate, the longitudinal partition plate, the baffle plate and the support plate of the insulating base are of an integrated structure.
Compared with the prior art, the beneficial effects of the utility model are that:
first wiring screw adopts two segmentation step shafts to design, and the top can connect to chase after a day system, and the lower part is the output, can realize chasing after a day the function, satisfies solar panel's operating requirement, simultaneously, installation space and use cost very reduce.
The utility model discloses a design the visor realizes preventing dust, protection against electric shock.
The insulation spacer, the insulation plug and the protective cover of the utility model realize insulation and electric shock prevention;
insulating base bottom waterproof sealing design and current conducting plate inlay with main part (insulating base) and bury the shaping, satisfy IP65 waterproof grade.
Perpendicular design about current conducting plate and wiring mode adopt, the use occasion is more extensive, and operating space is less, specially adapted wall-piercing type terminal platform.
The utility model discloses wiring unit adopts the design of trinity, and the terminal platform further reduces the volume, reduces installation space, reduces installation time.
Drawings
Fig. 1 is a perspective view 1 of an embodiment of the present invention;
fig. 2 is a perspective view 2 of an embodiment of the present invention;
fig. 3 is a perspective view of an embodiment of the present invention, fig. 3;
fig. 4 is an exploded perspective view of an embodiment of the present invention;
fig. 5 is a perspective view of an insulation base according to an embodiment of the present invention, fig. 1;
fig. 6 is a perspective view of an insulation base according to an embodiment of the present invention 2.
Detailed Description
Referring to fig. 1 to 6, the waterproof and dustproof multifunctional terminal block for an inverter of the present invention comprises,
the insulating base 1 comprises a bottom plate 11, a plurality of longitudinal partition plates 12 are arranged on the bottom plate in parallel at intervals, at least three parallel independent first compartments 101 are formed on the top surface of the bottom plate 11 along the length direction, and baffles 13 connected with the longitudinal partition plates 12 are arranged at the rear parts of the first compartments 101; correspondingly, a supporting plate 14 is vertically arranged on the bottom surface of the bottom plate 11 along the length direction, a plurality of partition plates 15 are arranged on the supporting plate 14 in parallel at intervals to form second compartments 102 corresponding to the first compartments 101 one by one, and the bottom plates of the first compartments 101 and the second compartments 102 are provided with slot holes 103 for communicating the two compartments; a mounting platform 16 is convexly arranged on the top surface of the bottom plate 11 in the first compartment 101, and a blind hole 161 is arranged on the mounting platform 16; the support plate 14 corresponding to the second compartment 102 is provided with a connecting hole 141;
the screw rod 21 of the first wiring screw 2 is of a stepped shaft structure, the diameter of the upper part 21 of the first wiring screw is smaller than that of the lower part 22 of the first wiring screw, and a gasket and a nut are respectively arranged at the step part and the lower part 22 of the stepped shaft structure of the upper part 21 of the first wiring screw; the head of the first wiring screw 2 is embedded in a blind hole 161 of the mounting platform 16 of the first compartment 101;
the plurality of conducting plates 3 are L-shaped and comprise upper connecting parts 31 and lower connecting parts 32 bent downwards, the upper connecting parts 31 and the lower connecting parts 32 are respectively provided with connecting through holes, and the upper connecting parts 31 are inserted into the lower parts of the first wiring screws 2 through the connecting through holes and locked by nuts; the lower connecting part 32 is inserted into the second compartment 102 from the slotted holes 103 on the bottom plates of the first compartment 101 and the second compartment 102, and the lower connecting part 32 is fixed on the supporting plate 14 of the second compartment 102 through a second binding screw 7;
and the protective cover 4 is covered on the upper end of the insulating base 1.
Furthermore, the bottom surface of the bottom plate 11 of the insulating base 1 is provided with an annular sealing groove 17 and a waterproof sealing ring 5 around the second compartment 102.
Furthermore, the insulating base 1 further comprises insulating spacers 6 respectively arranged at the front ends of the longitudinal partitions 12 of the first compartment 101 of the insulating base 1.
Preferably, a press-in nut is arranged in the connecting hole of the lower connecting part 32 of the conductive plate 3, preferably, the press-in nut and the conductive plate are riveted and formed into a whole, and correspondingly, the stud, the wave washer and the washer of the first wiring screw are designed into a whole.
Preferably, the rear parts of the upper ends of the two side surfaces of the insulating base 1 are provided with shaft holes 18, and correspondingly, the rear parts of the two side surfaces of the protective cover 4 are convexly provided with short shafts 41 so as to be pivotally connected to the insulating base 1.
Preferably, the protective cover 4 is made of transparent material.
Preferably, the top surface of the bottom plate 11 of the insulating base 1 is provided with fixing holes 19 and 19' at the front and back, and preferably, the fixing hole 19 and the fixing sleeve 191 are provided in front of the mounting platform 16 in the first compartment 101 on the top surface of the bottom plate and are sealed by an insulating plug 192.
Preferably, the first compartment 101 on the top surface and the second compartment 102 on the bottom surface of the bottom plate 11 are designed to be staggered from left to right, and correspondingly, the upper connecting part 31 and the lower connecting part 32 of the conductive plate 3 are designed to be staggered from left to right.
Preferably, the bottom plate 11, the longitudinal partition 12, the baffle 13 and the support plate 14 of the insulation base 1 are of an integrated structure.
It should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention and are not limited. Although the present invention has been described in detail with reference to the preferred embodiments, those skilled in the art will appreciate that various modifications and equivalent arrangements can be made without departing from the scope of the present invention, which is intended to be covered by the appended claims.
Claims (20)
1. The waterproof and dustproof multifunctional terminal block for the inverter is characterized by comprising,
the insulating base comprises a bottom plate, a plurality of longitudinal partition plates are arranged on the bottom plate in parallel at intervals, at least three parallel independent first compartments are formed on the top surface of the bottom plate along the length direction, and baffles connected with the longitudinal partition plates are arranged at the rear parts of the first compartments; correspondingly, a supporting plate is vertically arranged on the bottom surface of the bottom plate along the length direction, a plurality of partition plates are arranged on the supporting plate in parallel at intervals to form second compartments which are in one-to-one correspondence with the first compartments, and slotted holes for communicating the two compartments are formed in the bottom plates of the first and second compartments; the top surface of the bottom plate in the first compartment is convexly provided with an installation platform, and the installation platform is provided with a blind hole; a connecting hole is formed in the supporting plate corresponding to the second compartment;
the screw rods of the first wiring screws are of a stepped shaft structure, the diameter of the upper parts of the screw rods is smaller than that of the lower parts of the screw rods, and a gasket and a nut are respectively arranged at the step part and the lower part of the stepped shaft structure of the upper parts of the screw rods; the head of the first wiring screw is embedded in a blind hole in the first compartment mounting platform;
the current-conducting plates are L-shaped and comprise upper connecting parts and lower connecting parts bent downwards, the upper connecting parts and the lower connecting parts are respectively provided with connecting through holes, and the upper connecting parts are inserted into the lower parts of the first wiring screws through the connecting through holes and locked by nuts; the lower connecting part is inserted into the second compartment from slotted holes on the bottom plates of the first compartment and the second compartment, and the lower connecting part is fixed on the supporting plate of the second compartment through a second wiring screw;
and the protective cover is covered at the upper end of the insulating base.
2. The waterproof and dustproof inverter multifunctional terminal block as claimed in claim 1, wherein the bottom surface of the bottom plate of the insulating base is provided with an annular sealing groove and a waterproof sealing ring around the second compartment.
3. The waterproof and dustproof multifunctional terminal block for an inverter according to claim 1 or 2, further comprising insulating spacers respectively provided at front ends of the longitudinal partitions of the first compartment of the insulating base.
4. The waterproof and dustproof multifunctional terminal block for an inverter according to claim 1, wherein a press-in nut is provided in the connection hole of the lower connection portion of the conductive plate.
5. The waterproof and dustproof inverter multifunctional terminal block according to claim 4, wherein the press-in nut is formed integrally with the conductive plate by riveting, and accordingly, the stud, the wave washer and the washer of the first connection screw are integrally designed.
6. The waterproof and dustproof multifunctional terminal block for an inverter according to claim 1 or 2, wherein the insulating base has shaft holes at the upper rear parts of both side surfaces, and correspondingly, the protective cover has short shafts protruding from the rear parts of both side surfaces, so as to be pivotally connected to the insulating base.
7. The waterproof and dustproof multifunctional terminal block for an inverter as claimed in claim 3, wherein the insulating base has shaft holes at the upper rear parts of both side surfaces, and correspondingly, the protective cover has short shafts protruding from the rear parts of both side surfaces, so as to be pivotally connected to the insulating base.
8. The waterproof and dustproof multifunctional terminal block for an inverter according to claim 1, wherein the protective cover is made of a transparent material.
9. The waterproof and dustproof inverter-used multifunctional terminal block according to claim 6, wherein the protective cover is made of a transparent material.
10. The waterproof and dustproof inverter-used multifunctional terminal block according to claim 7, wherein the protective cover is made of a transparent material.
11. The waterproof and dustproof multifunctional terminal block for an inverter as claimed in claim 1, wherein fixing holes are respectively formed in the front and rear of the top surface of the bottom plate of the insulating base.
12. The waterproof and dustproof multifunctional terminal block for an inverter as claimed in claim 1, wherein the insulating base has fixing holes respectively formed in the front and rear of the top surface of the bottom plate, and the fixing hole and the fixing sleeve are formed in the front of the mounting platform in the first compartment on the top surface of the bottom plate and are sealed by an insulating plug.
13. The waterproof and dustproof multifunctional terminal block for an inverter as claimed in claim 1, wherein the first compartment on the top surface of the bottom plate and the second compartment on the bottom surface of the bottom plate are arranged to be shifted left and right, and the upper connecting portion and the lower connecting portion of the conductive plate are correspondingly arranged to be shifted left and right.
14. The waterproof and dustproof multifunctional terminal block for an inverter according to claim 1 or 2, wherein the bottom plate, the longitudinal partition plate, the baffle plate, and the support plate of the insulating base are of an integral structure.
15. The waterproof and dustproof multifunctional terminal block for an inverter according to claim 3, wherein the bottom plate, the longitudinal partition plate, the baffle plate and the support plate of the insulating base are of an integrated structure.
16. The waterproof and dustproof multifunctional terminal block for an inverter according to claim 6, wherein the bottom plate, the longitudinal partition plate, the baffle plate and the support plate of the insulating base are of an integrated structure.
17. The waterproof and dustproof inverter multifunctional terminal block as claimed in claim 7, wherein the bottom plate, the longitudinal partition plate, the baffle plate and the support plate of the insulating base are of an integrated structure.
18. The waterproof and dustproof inverter multifunctional terminal block as claimed in claim 11, wherein the bottom plate, the longitudinal partition plate, the baffle plate, and the support plate of the insulating base are of an integral structure.
19. The waterproof and dustproof inverter multifunctional terminal block as claimed in claim 12, wherein the bottom plate, the longitudinal partition plate, the baffle plate, and the support plate of the insulating base are of an integral structure.
20. The waterproof and dustproof inverter multifunctional terminal block as claimed in claim 13, wherein the bottom plate, the longitudinal partition plate, the baffle plate, and the support plate of the insulating base are of an integral structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121468262.2U CN215266720U (en) | 2021-06-30 | 2021-06-30 | Waterproof and dustproof multifunctional terminal block for inverter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121468262.2U CN215266720U (en) | 2021-06-30 | 2021-06-30 | Waterproof and dustproof multifunctional terminal block for inverter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215266720U true CN215266720U (en) | 2021-12-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121468262.2U Active CN215266720U (en) | 2021-06-30 | 2021-06-30 | Waterproof and dustproof multifunctional terminal block for inverter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215266720U (en) |
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2021
- 2021-06-30 CN CN202121468262.2U patent/CN215266720U/en active Active
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