CN219696802U - Small-size direct-plug connector easy to plug and unlock - Google Patents
Small-size direct-plug connector easy to plug and unlock Download PDFInfo
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- CN219696802U CN219696802U CN202320886659.6U CN202320886659U CN219696802U CN 219696802 U CN219696802 U CN 219696802U CN 202320886659 U CN202320886659 U CN 202320886659U CN 219696802 U CN219696802 U CN 219696802U
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- 238000003780 insertion Methods 0.000 claims abstract description 28
- 230000037431 insertion Effects 0.000 claims abstract description 14
- 239000002184 metal Substances 0.000 claims description 9
- 210000000078 claw Anatomy 0.000 claims description 6
- 230000003014 reinforcing effect Effects 0.000 claims description 4
- 238000007789 sealing Methods 0.000 claims description 3
- 238000009434 installation Methods 0.000 abstract description 2
- 238000010248 power generation Methods 0.000 description 9
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
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- Details Of Connecting Devices For Male And Female Coupling (AREA)
Abstract
The utility model provides a small-size direct-plug connector easy to plug and unlock, which comprises a female plug and a male plug, wherein a cantilever beam structure plug-in part is designed at one end part of a female plug shell, a jack is arranged on the plug part, a boss is designed at the matched part of the male plug shell, and the axial front side surface and the circumferential side surface of the boss are both designed into an inclined surface structure; the male plug and the female plug are connected through the matching of the boss and the jack; the axial inclined plane can enable the connector to be smoother in opposite insertion, and the insertion force is smaller; the circumferential inclined plane can be convenient to separate the inserted connector in a rotating mode, and an additional disassembling tool is not needed, so that the operation is convenient. The connector can obviously reduce the size and the cost, is more stable in connection, and is more convenient and faster in plugging, installation and unlocking.
Description
Technical Field
The utility model relates to the technical field of electric connectors, in particular to a small-size direct-insertion connector which can be applied to electric connection of a photovoltaic module power generation system and is easy to plug and unlock.
Background
At present, green energy sources such as photovoltaic power generation are increasingly popularized and applied for the purpose of reducing the use of traditional fossil energy sources, protecting the environment and promoting sustainable development of human society. Photovoltaic modules composed of a plurality of solar cells are used in large numbers for constructing various photovoltaic power generation systems or as building curtain walls to construct energy-saving and environment-friendly buildings. The photovoltaic power generation system is a module array formed by connecting a plurality of battery modules in series and parallel, and when the photovoltaic power generation system is built, connectors are needed to connect the individual photovoltaic modules to form a power generation array with certain output power. For large-scale popularization of the existing photovoltaic system, the cost is an important consideration, and the lower the cost of the whole photovoltaic system is, the more favorable the popularization and application of the photovoltaic power generation system is under the requirements of ensuring the power generation efficiency and safety standard. In the case of electrical connectors used in a large number of photovoltaic power generation systems, it is also necessary to reduce the manufacturing cost as much as possible under the condition of satisfying electrical performance.
As shown in fig. 1, when the male plug 1 and the female plug 2 are fixed by opposite insertion, the two sides of the insertion portion 104 of the male plug 1 are provided with a pair of hooks 101 and corresponding clamping holes 201 on the female plug, so that the structure is almost a connecting and clamping structure commonly used by all component connectors, and is limited by the structure of the existing connector, the external dimension cannot be reduced again, the structure of the opposite insertion position of the positive electrode and the negative electrode is single, and the requirement of reducing the cost of the using end is not met. In addition, the plugging structure of the connector is not only required to consider the plugging reliability, but also is easy to unlock during maintenance.
Disclosure of Invention
The utility model aims to solve the defects in the prior art, and provides the low-cost direct-insertion connector which is smaller in external dimension, so that the cost is reduced in the production side and the cost can be reduced in the use side; the connection is more stable, and the connector is unlocked more conveniently and rapidly during maintenance.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a small-size direct-insertion type connector easy to plug and unlock comprises a connector female plug shell, a metal terminal arranged in the female plug shell, a plug arranged at the threaded end of the female plug shell, a cable claw and a nut; the plug comprises a male plug shell, a metal terminal arranged in the male plug shell, a plug arranged at the threaded end of the male plug shell, a cable claw and a nut; the cable is fixedly connected with the metal terminal; the female plug shell comprises a female plug shell body, wherein the outer side surface of the female plug shell body is provided with a plurality of concave structures which are separated by ribs, one end of the female plug shell body is a threaded end connected with a nut, the other end of the female plug shell body is a plug end, the plug end comprises a plug part which extends outwards from the female plug shell body and is in a cantilever structure, and the plug part is provided with a jack; the outer side surface of the male plug shell is provided with a plurality of concave structures, one end of the concave structures is a threaded end connected with a screw cap, the other end of the concave structures is a plug end plugged with a female plug, a containing groove of a sealing ring is arranged between the plug end and the male plug shell body, the body of the male plug shell is provided with a plug groove corresponding to the position of the plug part of the female plug shell, which is in a cantilever structure, and the plug groove is provided with a boss matched with the jack; the boss is in a pyramid structure with a large lower part and a small upper part, and the front axial side surface of the boss facing the female plug and at least one circumferential side surface are of inclined structures.
Preferably, the back side surface of the boss, which is opposite to the female plug, is perpendicular to the bottom surface of the plug-in groove.
Still preferably, both circumferential sides of the boss are inclined structures.
Still preferably, two splicing parts which are in cantilever structures and are symmetrically arranged on the female plug shell are arranged.
Still preferably, 3 or 4 plugging portions in cantilever structure on the female plug housing are uniformly arranged at intervals along the circumferential direction.
Still preferably, reinforcing ribs are provided in the concave structure provided on the outer side surface of the female plug housing and/or the male plug housing.
Still preferably, the front axial inclined plane of the boss is a continuous flat inclined plane structure, or is an arc inclined plane structure with a certain radian, or is an inclined plane structure combining the flat inclined plane structure and the arc inclined plane structure, or is formed by a plurality of connected inclined plane structures with different slopes.
Still preferably, the circumferential side surface of the boss is a continuous flat inclined surface structure or an inclined surface structure formed by continuous multi-section inclined surface structures with different slopes.
Still preferably, a chamfer is arranged between the circumferential side surface of the boss and the top surface of the boss, and the chamfer is a C angle or an R angle.
The small-size direct-plug connector easy to plug and unlock has the beneficial effects that the plug part of the cantilever beam structure is designed at one end part of the female plug shell, the jack is arranged on the plug part, the boss is designed at the matched part of the male plug shell, and the axial front side surface and the axial side surface of the boss are designed into inclined structures; the male plug and the female plug are connected through the matching of the boss and the jack; the axial inclined plane can enable the connector to be smoother in opposite insertion, and the insertion force is smaller; the circumferential inclined plane can be convenient to separate the inserted connector in a rotating mode, and an additional disassembling tool is not needed, so that the operation is convenient. The connector can obviously reduce the size and the cost, is more stable in connection, and is more convenient and faster in plugging, installation and unlocking.
Drawings
FIG. 1 is a schematic view of an exploded structure of a prior art connector for a photovoltaic module;
FIG. 2 is a schematic diagram of an explosion structure of a small-sized in-line connector with easy plugging and unlocking according to an embodiment of the present utility model;
FIG. 3 is a schematic view of the assembled connector of FIG. 2;
FIG. 4 is a schematic view of the female housing of the connector of FIG. 2;
FIG. 5 is a schematic view of the male housing of the connector of FIG. 2;
FIG. 6 is a schematic diagram of a front view of the connector of FIG. 3;
FIG. 7 is a schematic top view of the connector of FIG. 3;
FIG. 8 is a schematic view of the cross-sectional structure A-A of FIG. 7.
Description of the embodiments
For a further understanding of the objects, construction, features and functions of the utility model, reference should be made to the following detailed description of the preferred embodiments.
Referring to fig. 2-8, a small-sized direct-insertion connector with easy plugging and unlocking is shown, the connector includes a female connector housing 10, a metal terminal 12 disposed in the female connector housing 10, a plug 11 disposed at a threaded end of the female connector housing 10, a cable claw 13, and a nut 14; a male housing 20, a metal terminal 22 provided in the male housing 20, a plug 21 provided at a threaded end of the male housing 20, a cable claw 23, and a nut 24; the cable 100 is respectively connected and fixed with the metal terminals 12 and 22; referring to fig. 4, the outer side surface of the female plug housing 10 is provided with a plurality of concave structures 101 separated by ribs 104, one end of the concave structures is a threaded end 105 connected with a nut, the other end of the concave structures is a plug end, the plug end comprises a plug part 106 which extends outwards from the female plug housing 10 and is in a cantilever beam structure, and the plug part is provided with a jack 107; referring to fig. 5, the outer side of the male housing 20 is provided with a plurality of concave structures 203, one end of each concave structure is a threaded end 205 connected with a nut, the other end of each concave structure is a plugging end 201 plugged with a female plug, a containing groove 202 of a sealing ring 102 is arranged between the plugging end 201 and the male housing body, a plugging groove 206 is arranged on the male housing body corresponding to the position of a plugging portion 106 of a cantilever structure on the female housing, and a boss 207 matched with the plug hole 107 is arranged on the plugging groove 206; the boss 207 is in a pyramid structure with a large bottom and a small top, the front side 2071 of the boss 207 facing the female connector (i.e. the axial side of the connector) is in a slope structure, so that the boss 207 can smoothly enter the jack 107 to form a structural buckle when the male connector and the female connector are plugged, and the connector is inserted; the rear side of the boss 207 facing away from the female plug (i.e., the side opposite the front side 2071) is perpendicular to the bottom of the socket 206, so that it can better abut against the jack 107; the two side surfaces (i.e. the side surfaces in the circumferential direction of the connector) 2072 of the boss 207 are also inclined structures, so that the inserted connector can be conveniently unlocked and separated, and the specific unlocking mode is as follows: one of the male plug and the female plug of the connector is fixed, the other pole is rotated, the female plug is lifted up under the action of the circumferential inclined plane, and when the lifted height of the cantilever exceeds the height of the male plug upper boss, the male plug and the female plug can be separated. One of the two circumferential side surfaces can be an inclined surface, or the two circumferential side surfaces are both inclined surfaces, and when only one circumference Xiang Xiemian is provided, the connector can only rotate in one direction to unlock when the connector is unlocked; when there are two weeks Xiang Xiemian, the connector can be unlocked by either rotating forward or reverse when unlocked.
In a preferred embodiment, two cantilever-beam-structured plug-in parts 106 are provided on the female plug housing 10 and are symmetrically arranged; or three or 4 are uniformly arranged at intervals along the circumferential direction; the insertion groove 206 and the boss 207 on the male housing are provided corresponding to the insertion portion 106.
In another preferred embodiment, a reinforcing rib (such as reinforcing rib 103 in fig. 4) is provided in a concave structure provided on the outer side surface of the female and/or male housing.
In another preferred embodiment, referring to fig. 5, the axial front surface 2071 of the boss 207 is formed as a continuous flat slope structure, or as an arc slope structure with a certain curvature, or as a combination of flat slope structures and arc slope structures, or as a continuous multi-segment slope structure with different slopes.
In another preferred embodiment, referring to fig. 5, the circumferential side 2072 of the boss 207 is a continuous flat ramp structure or a ramp structure consisting of multiple segments of ramp structures of different slopes connected.
In another preferred embodiment, referring to fig. 5, the circumferential side 2072 of the boss 207 has a chamfer between the boss top surface, which may be a C-angle or an R-angle. In this way, the cantilever beam structure of the plug 106 on the female plug housing can be conveniently and smoothly unlocked by passing the boss 207.
According to the small-size direct-insertion connector easy to plug and unlock, the structure of the direct-insertion connector is innovatively designed, two (or more) extending cantilever beams with deflection are designed at one end part of a female plug shell, hole sites are designed on the cantilever beams, a boss is designed at the matched part of a male plug shell body, and the axial front side surface and the axial side surface of the boss are designed in an inclined plane structure; during opposite insertion, the male plug and the female plug are connected through the matching of the boss and the jack; the axial inclined plane can enable the connectors to be inserted more smoothly, and the insertion force is smaller; the female plug-in cantilever beam can be lifted up under the action of the circumferential inclined plane, and when the lifted-up height of the cantilever beam exceeds the height of the male plug-in boss, the male plug-in and female plug-in separation can be completed; and an additional disassembling tool is not needed, so that the operation is convenient.
The utility model eliminates the conventional commonly adopted butt-inserting structure of the positive and negative clamping hooks and the clamping holes, can further reduce the external dimension of the connector, not only reduces the cost in the production side, but also reduces the cost in the use end, has more stable connection, and is more convenient and faster in the process of inserting, installing and unlocking.
The utility model has been described with respect to the above-described embodiments, however, the above-described embodiments are merely examples of practicing the utility model. It should be noted that the disclosed embodiments do not limit the scope of the utility model. On the contrary, the intention is to cover all modifications, equivalents, and alternatives falling within the spirit and scope of the utility model.
Claims (9)
1. The small-size direct-insertion type connector is characterized by comprising a connector female insertion shell, a metal terminal arranged in the female insertion shell, and a plug, a cable claw and a screw cap which are arranged at the threaded end of the female insertion shell; the plug comprises a male plug shell, a metal terminal arranged in the male plug shell, a plug arranged at the threaded end of the male plug shell, a cable claw and a nut; the cable is fixedly connected with the metal terminal; the female plug shell comprises a female plug shell body, wherein the outer side surface of the female plug shell body is provided with a plurality of concave structures which are separated by ribs, one end of the female plug shell body is a threaded end connected with a nut, the other end of the female plug shell body is a plug end, the plug end comprises a plug part which extends outwards from the female plug shell body and is in a cantilever structure, and the plug part is provided with a jack; the outer side surface of the male plug shell is provided with a plurality of concave structures, one end of the concave structures is a threaded end connected with a screw cap, the other end of the concave structures is a plug end plugged with a female plug, a containing groove of a sealing ring is arranged between the plug end and the male plug shell body, the body of the male plug shell is provided with a plug groove corresponding to the position of the plug part of the female plug shell, which is in a cantilever structure, and the plug groove is provided with a boss matched with the jack; the boss is in a pyramid structure with a large lower part and a small upper part, and the front axial side surface of the boss facing the female plug and at least one circumferential side surface are of inclined structures.
2. The small-sized direct-insertion connector easy to plug and unlock according to claim 1, wherein a rear side surface of the boss facing away from the female plug is perpendicular to a bottom surface of the plug groove.
3. The small-sized direct-insertion connector easy to plug and unlock according to claim 1, wherein both circumferential sides of said boss are inclined structures.
4. The small-sized direct-plug connector easy to plug and unlock according to claim 1, wherein two plug-in parts with cantilever structures are arranged on the female plug-in shell and are symmetrically arranged.
5. The small-sized direct-insertion connector easy to plug and unlock according to claim 1, wherein 3 or 4 plug-in parts in cantilever beam structure on the female plug-in housing are uniformly arranged at intervals along the circumferential direction.
6. The small-sized direct-insertion connector easy to plug and unlock according to claim 1, wherein reinforcing ribs are provided in a concave structure provided on an outer side surface of the female housing and/or the male housing.
7. The small-sized direct-insertion connector easy to plug and unlock according to claim 1, wherein the front axial inclined plane of the boss is a continuous flat inclined plane structure, or is an arc inclined plane structure with a certain radian, or is an inclined plane structure combining the flat inclined plane structure and the arc inclined plane structure, or is formed by a plurality of connected inclined plane structures with different slopes.
8. The small-sized direct-insertion connector easy to be inserted and unlocked according to claim 1, wherein the circumferential side surface of the boss is a continuous flat inclined surface structure or an inclined surface structure formed by connecting multi-stage inclined surface structures with different slopes.
9. The small-sized direct-insertion connector easy to plug and unlock according to claim 1, wherein a chamfer is formed between a circumferential side surface of the boss and a top surface of the boss, and the chamfer is a C angle or an R angle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320886659.6U CN219696802U (en) | 2023-04-19 | 2023-04-19 | Small-size direct-plug connector easy to plug and unlock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320886659.6U CN219696802U (en) | 2023-04-19 | 2023-04-19 | Small-size direct-plug connector easy to plug and unlock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219696802U true CN219696802U (en) | 2023-09-15 |
Family
ID=87940440
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320886659.6U Active CN219696802U (en) | 2023-04-19 | 2023-04-19 | Small-size direct-plug connector easy to plug and unlock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219696802U (en) |
-
2023
- 2023-04-19 CN CN202320886659.6U patent/CN219696802U/en active Active
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