阅读说明：本技术 一种配对精准的防呆光伏连接器 (Pairing accurate fool-proof photovoltaic connector ) 是由 段正刚 于 2020-05-12 设计创作，主要内容包括：本发明提供一种配对精准的防呆光伏连接器,包括公连接器和母连接器,公连接器上设有插脚以及设于插脚两侧的卡钩,母连接器上设有插接孔以及设于插接孔两侧的钩孔,插脚的结构与插接孔的结构相匹配,卡钩的结构与钩孔的结构相匹配；公连接器外壳的外部套设有公端护套,公端护套对应于公连接器的插接端设有公端凸块；母连接器外壳的外部套设有母端护套,母端护套对应于母连接器的插接端设有母端凸块。本发明的光伏连接器具有防呆功能,在复杂的光伏电路连接中,公连接器与母连接器对插配对方便,能够有效减少连接器对插配对校准时间,提高工作效率,降低电缆导线连接错误率。(The invention provides a pair accurate fool-proof photovoltaic connector, which comprises a male connector and a female connector, wherein the male connector is provided with pins and hooks arranged on two sides of the pins; a male end sheath is sleeved outside the male connector shell, and a male end bump is arranged on the male end sheath corresponding to the plugging end of the male connector; the outside cover of female connector shell is equipped with female end sheath, and female end sheath is equipped with female end lug corresponding to female connector's grafting end. The photovoltaic connector has the fool-proof function, the male connector and the female connector are convenient to pair in a mutual insertion manner in the complex photovoltaic circuit connection, the connector pairing and alignment time can be effectively shortened, the working efficiency is improved, and the cable wire connection error rate is reduced.)

1. The utility model provides a pair accurate prevent slow-witted photovoltaic connector which characterized in that: the connector comprises a male connector and a female connector which are matched with each other, wherein the male connector is provided with a pin and hooks arranged on two sides of the pin, the female connector is provided with an inserting hole and hook holes arranged on two sides of the inserting hole, the structure of the pin is matched with that of the inserting hole, and the structure of the hook is matched with that of the hook hole; a male end sheath is sleeved outside the male connector shell, a male end convex block is arranged on the male end sheath corresponding to the inserting end of the male connector, and the length direction of the male end convex block is parallel to the axial direction of the pins; the female connector comprises a female connector shell and is characterized in that a female end sheath is sleeved outside the female connector shell, a female end convex block is arranged on the female end sheath corresponding to the inserting end of the female connector, and the length direction of the female end convex block is parallel to the axis direction of the inserting hole.

2. The mating precision foolproof photovoltaic connector of claim 1, wherein: the male end sheath and the male connector shell are formed in a double-shot injection molding mode, the female end sheath and the female connector shell are formed in a double-shot injection molding mode, and the male end sheath and the female end sheath are different in color.

3. The mating accurate fool-proof photovoltaic connector of claim 1 or 2, wherein: the number of the male end lugs is two, and the two male end lugs are symmetrically arranged along the circumferential direction of the pin; the number of the female end lugs is two, and the two female end lugs are symmetrically arranged along the circumferential direction of the inserting hole.

4. The mating precision foolproof photovoltaic connector of claim 3, wherein: when the plugging end of the male connector and the plugging end of the female connector are plugged and matched with each other, the male end convex blocks and the female end convex blocks are staggered.

5. The mating accurate fool-proof photovoltaic connector of claim 1 or 2, wherein: the surface of public end sheath is equipped with first antiskid groove, the surface of female end sheath is equipped with second antiskid groove.

6. The mating accurate fool-proof photovoltaic connector of claim 1 or 2, wherein: the length of the male end bump is equal to that of the hook, and the length of the female end bump is equal to that of the hook hole.

7. The mating accurate fool-proof photovoltaic connector of claim 1 or 2, wherein: the male connector is provided with two plug pins side by side, the two sides of each plug pin are respectively provided with the clamping hook, the female connector is provided with two plug holes side by side, the two sides of each plug hole are respectively provided with the hook hole, the structure of each plug pin is matched with that of each plug hole, and the structure of each clamping hook is matched with that of each hook hole.

8. The mating precision foolproof photovoltaic connector of claim 7, wherein: a male end sheath is sleeved outside the male connector shell, and a male end bump is arranged on the male end sheath corresponding to the plugging end of the male connector; a female end sheath is sleeved outside the female connector shell, and a female end convex block is arranged on the female end sheath corresponding to the inserting end of the female connector; when the male connector and the female connector are mutually inserted and matched, the male end convex blocks and the female end convex blocks are staggered.

Technical Field

The invention relates to the field of photovoltaic connectors, in particular to a fool-proof photovoltaic connector with accurate pairing.

Background

In a photovoltaic power station, a large amount of electric quantity of components needs to be gathered together and enters an inverter, and a cable and a connector are needed, wherein the photovoltaic connector is a key part for mutually connecting various components such as the components, a combiner box, a controller and the inverter in a photovoltaic power generation system. However, when the device is used and installed outdoors, the installer needs to spend much time on the pairing and calibration of the positive and negative connectors, and the working efficiency is low; in the connection of the complex photovoltaic circuit, the connection error rate of the cable wire is high.

Disclosure of Invention

The invention aims to solve the defects in the prior art, and provides the foolproof photovoltaic connector with accurate pairing, which reduces the pairing and calibration time of the connector, improves the installation efficiency of the photovoltaic connector and reduces the connection error rate of cable wires.

In order to achieve the purpose, the invention adopts the following technical scheme:

a pair accurate fool-proof photovoltaic connector comprises a male connector and a female connector which are matched with each other, wherein the male connector is provided with a pin and hooks arranged on two sides of the pin, the female connector is provided with an inserting hole and hook holes arranged on two sides of the inserting hole, the structure of the pin is matched with that of the inserting hole, and the structure of the hook is matched with that of the hook hole; a male end sheath is sleeved outside the male connector shell, a male end convex block is arranged on the male end sheath corresponding to the inserting end of the male connector, and the length direction of the male end convex block is parallel to the axial direction of the pins; the female connector comprises a female connector shell and is characterized in that a female end sheath is sleeved outside the female connector shell, a female end convex block is arranged on the female end sheath corresponding to the inserting end of the female connector, and the length direction of the female end convex block is parallel to the axis direction of the inserting hole.

Preferably, the male end sheath and the male connector shell are formed integrally by double-shot molding, the female end sheath and the female connector shell are formed integrally by double-shot molding, and the male end sheath and the female end sheath are in different colors.

Preferably, the number of the male end bumps is two, and the two male end bumps are symmetrically arranged along the circumferential direction of the pin; the number of the female end lugs is two, and the two female end lugs are symmetrically arranged along the circumferential direction of the inserting hole.

Preferably, when the plugging end of the male connector and the plugging end of the female connector are plugged and mated with each other, the male end bumps and the female end bumps are staggered.

Preferably, the surface of the male end sheath is provided with a first anti-slip groove, and the surface of the female end sheath is provided with a second anti-slip groove.

Preferably, the length of the male end projection is equal to that of the hook, and the length of the female end projection is equal to that of the hook hole.

Preferably, the male connector is provided with two plug pins side by side, the two sides of each plug pin are provided with the hooks, the female connector is provided with two plug holes side by side, the two sides of each plug hole are provided with the hook holes, the structures of the plug pins are matched with the structures of the plug holes, and the structures of the hooks are matched with the structures of the hook holes.

Preferably, a male end sheath is sleeved outside the male connector shell, and a male end bump is arranged on the male end sheath corresponding to the plugging end of the male connector; a female end sheath is sleeved outside the female connector shell, and a female end convex block is arranged on the female end sheath corresponding to the inserting end of the female connector; when the male connector and the female connector are mutually inserted and matched, the male end convex blocks and the female end convex blocks are staggered.

Compared with the prior art, the invention has the beneficial effects that: in the photovoltaic connector, the hook of the male connector is matched with the hook hole of the female connector, and when the male connector and the female connector are mutually inserted and matched, the male end convex block and the female end convex block are staggered, so that the foolproof function is realized; in the connection of complicated photovoltaic circuits, the male connector and the female connector are conveniently plugged and paired, and the male end sheath and the female end sheath adopt different colors, so that the plugging and pairing calibration time of the connectors can be effectively reduced, the working efficiency is improved, and the connection error rate of cable conductors is reduced.

Drawings

Fig. 1 is a schematic perspective view of a mated fool-proof photovoltaic connector according to embodiment 1 of the present invention;

fig. 2 is a schematic perspective view of a mated fool-proof photovoltaic connector according to embodiment 2 of the present invention;

fig. 3 is a schematic perspective view of a mated fool-proof photovoltaic connector according to embodiment 3 of the present invention.

Detailed Description

In order to further understand the objects, structures, features and functions of the present invention, the following embodiments are described in detail.

Referring to fig. 1, fig. 1 is a schematic perspective view of a fool-proof photovoltaic connector with precise pairing according to embodiment 1 of the present invention. The accurately-matched foolproof photovoltaic connector 100 comprises a male connector 10 and a female connector 20 which are matched with each other, wherein the male connector 10 is provided with a pin 11 and hooks 12 arranged on two sides of the pin 11, the female connector 20 is provided with an inserting hole 21 and hook holes 22 arranged on two sides of the inserting hole 21, the structure of the pin 11 is matched with that of the inserting hole 21, and the structure of the hook 12 is matched with that of the hook hole 22; when the male connector 10 and the female connector 20 are plugged together, the pins 11 are inserted into the plugging holes 21, and the hooks 12 are inserted and hooked in the hook holes 22, so that firm connection is ensured, and a foolproof function is realized; a male end sheath 13 is sleeved outside the shell of the male connector 10, a male end bump 14 is arranged on the male end sheath 13 corresponding to the plugging end of the male connector 10, and the length direction of the male end bump 14 is parallel to the axial direction of the pin 11; the outer part of the shell of the female connector 20 is sleeved with a female end sheath 23, the female end sheath 23 is provided with a female end convex block 24 corresponding to the plugging end of the female connector 20, and the length direction of the female end convex block 24 is parallel to the axial direction of the plugging hole 21.

Preferably, in the photovoltaic connector according to embodiment 1 of the present invention, the number of the male end bumps 14 is two, and the two male end bumps 14 are symmetrically arranged along the circumferential direction of the pin 11; the number of the female end convex blocks 24 is two, and the two female end convex blocks 24 are symmetrically arranged along the circumferential direction of the inserting hole 21. Further, when the plugging end of the male connector 10 and the plugging end of the female connector 20 are plugged into each other, the male end bumps 10 and the female end bumps 20 are staggered. Referring to fig. 1, along the paper, two male end bumps 14 are respectively disposed at the upper right position and the lower left position of the pin 11, and two female end bumps 24 are respectively disposed at the upper right position and the lower left position of the insertion hole 21, so that the male end bumps 14 and the female end bumps 24 are staggered after the male connector 10 and the female connector 20 are inserted into each other. In the installation, if do not use the female connector with male connector assorted, then public end lug can contradict with female end lug, leads to the unable mating installation of connector to reduce cable conductor and connect the error rate.

Preferably, the male end sheath 13 and the male connector 10 are integrated, and the female end sheath 23 and the female connector 20 are integrated, so that the overall connection is compact, the size is saved, and the connector is small and attractive.

In actual use, the male end sheath 13 and the female end sheath 23 can also adopt different colors to distinguish the positive electrode and the negative electrode of the connector, if the negative electrode corresponds to blue, the positive electrode corresponds to red, the connector can be conveniently spliced, and the installation accuracy of the photovoltaic connector is improved. The male end sheath 13 and the male connector housing, and the female end sheath 23 and the female connector housing may be integrally formed by two-color injection molding.

Preferably, the surface of the male end sheath 13 is provided with a first anti-slip groove 15, and the surface of the female end sheath 23 is provided with a second anti-slip groove 25, so that the friction force can be increased in use, and the plugging is convenient.

When the photovoltaic connector 100 is installed, the pins 11 are aligned and inserted into the insertion holes 21, the hooks 12 are correspondingly inserted into the hook holes 22, the length of the male end projection 14 is equal to that of the hook 12, and the length of the female end projection 24 is equal to that of the hook hole 22, so that the insertion depth is ensured to be constant, and the assembly accuracy is improved.

Referring to fig. 2, fig. 2 is a schematic perspective view of a fool-proof photovoltaic connector in embodiment 2 of the present invention. In the foolproof photovoltaic connector 200 with precise mating in embodiment 2 of the present invention, the two male end bumps 14 are respectively disposed at the upper left and lower right positions of the pins 11, and the two female end bumps 24 are respectively disposed at the upper left and lower right positions of the insertion holes 21, so that the male end bumps 14 and the female end bumps 24 are staggered after the male connector 10 and the female connector 20 are inserted into each other. In the installation, if do not use the female connector with male connector assorted, then public end lug can contradict with female end lug, leads to the unable mating installation of connector to reduce cable conductor and connect the error rate.

Referring to fig. 3, fig. 3 is a schematic perspective view of a fool-proof photovoltaic connector with precise pairing according to embodiment 3 of the present invention. The accurately-paired fool-proof photovoltaic connector 300 in embodiment 3 of the present invention is a Y-shaped connector, two pins 31 are arranged on the male connector 30 side by side, and two sides of each pin 1 are provided with hooks 32; two insertion holes 41 are arranged on the female connector 40 side by side, hook holes 42 are arranged on two sides of each insertion hole 41, the structure of the pin 31 is matched with that of the insertion hole 41, and the structure of the hook 32 is matched with that of the hook hole 42. When the male connector 30 and the female connector 40 are mated and plugged, the two pins 31 are correspondingly inserted into the two plugging holes 41, and the four hooks 32 are correspondingly inserted into and hooked in the hook holes 42, so that the connection is firm, and the foolproof function is realized.

Preferably, a male end sheath 33 is sleeved outside the shell of the male connector 30, and a male end bump 34 is arranged on the male end sheath 33 corresponding to the plugging end of the male connector 30; a female end sheath 43 is sleeved outside the shell of the female connector 40, and a female end lug 44 is arranged on the female end sheath 43 corresponding to the inserting end of the female connector 40; when the male connector 30 and the female connector 40 are plugged and matched with each other, the male end bumps 34 and the female end bumps 44 are staggered, so that the photovoltaic connector can be conveniently installed in a matched mode, and the installation accuracy of the photovoltaic connector is improved. Furthermore, the male end sheath 33 and the female end sheath 43 can also adopt different colors to distinguish the positive electrode and the negative electrode of the connector, for example, the negative electrode corresponds to blue, the positive electrode corresponds to red, the color contrast is distinct, the fool-proofing effect is achieved, the connector plug-in pairing calibration time can be reduced, and the cable conductor connection error rate is reduced.

Preferably, the surface of the male end sheath 33 is provided with a third slide preventing groove 35, and the surface of the female end sheath 43 is provided with a fourth slide preventing groove 45, so that friction force can be increased in use, and the insertion is convenient.

In summary, in the photovoltaic connector of the present invention, the hook of the male connector is matched with the hook hole of the female connector, and when the male connector and the female connector are plugged and mated with each other, the male end bump and the female end bump are staggered, so as to have a foolproof function; in the connection of complex photovoltaic circuits, the male connector and the female connector are conveniently paired in the plug-in mode, the connector pairing calibration time can be effectively shortened in the plug-in mode, the working efficiency is improved, and the cable wire connection error rate is reduced.

The present invention has been described in relation to the above embodiments, which are only exemplary of the implementation of the present invention. It should be noted that the disclosed embodiments do not limit the scope of the invention. Rather, it is intended that all such modifications and variations be included within the spirit and scope of this invention.