CN209747752U

CN209747752U - Novel connector structure

Info

Publication number: CN209747752U
Application number: CN201920887337.7U
Authority: CN
Inventors: 施振德
Original assignee: Wuxi Bai Qi Electronic Science And Technology Co Ltd
Current assignee: Wuxi Bai Qi Electronic Science And Technology Co Ltd
Priority date: 2019-06-13
Filing date: 2019-06-13
Publication date: 2019-12-06
Anticipated expiration: 2029-06-13

Abstract

the utility model discloses a novel connector structure belongs to the connector field. The novel connector structure comprises a box body, a box cover and a connecting body; the box cover is tightly covered on the opening of the box body through a detachable structure and can be detached through a detaching wrench; a plastic shell is detachably arranged at the top of the box cover, a plurality of jacks are formed in the plastic shell, and contact pins are arranged in the jacks; the outside of jack one end is equipped with the stop gear who is the petal form, is equipped with on the contact pin with stop gear assorted dog. In the novel connector structure provided by the utility model, the box cover is tightly covered on the opening of the box body through the detachable structure, and can be detached through the detaching wrench, thereby facilitating the maintenance of the circuit; the outside of jack one end is equipped with the stop gear who is the petal form, is equipped with on the contact pin with stop gear assorted dog, can guarantee that contact pin and main line are reliably connected.

Description

Novel connector structure

Technical Field

The utility model relates to a connector technical field, in particular to novel connector structure.

background

the solar alternating current connector is mainly applied to a photovoltaic inverter and plays a role in transmitting current. There are 2 categories of solar ac connectors, one is the ac connector for the group-string inverter for the centralized inversion; the other is an AC connector for a micro inverter for individual inversion.

The sealing technology between the integral injection molding cable and the plastic cannot completely meet the 25-year service requirement of photovoltaic products. When a fault occurs, the internal wiring is completely buried in the plastic, so that the plastic is not easy to overhaul, the maintenance cost is too high, and even the whole wire is scrapped.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a novel connector structure to solve current connector and be difficult to overhaul when breaking down, the problem that the maintenance cost is big.

in order to solve the technical problem, the utility model provides a novel connector structure, which comprises a box body, a box cover and a connector, wherein,

threads are formed at two ends of the box body, and the connecting body is fixedly connected to two ends of the box body through the threads;

the box cover is tightly covered on the opening of the box body through a detachable structure and can be detached through a detaching wrench; the detachable structure includes:

the through holes are arranged on the two sides of the box body, and clamping edges are arranged on the side surfaces of the box body in the through holes;

The elastic arms are arranged on two sides of the bottom of the box cover, and the tail ends of the elastic arms are provided with clamping teeth;

The elastic arm penetrates through the through hole to be occluded with the clamping edge, so that the box cover is tightly covered on the box body;

A plastic shell is detachably arranged at the top of the box cover, a plurality of jacks are formed in the plastic shell, and contact pins are installed in the jacks;

the outer side of one end of the jack is provided with a petal-shaped limiting mechanism, and the contact pin is provided with a stop dog matched with the limiting mechanism.

optionally, the disassembly wrench comprises a pressing plate, extension arms are arranged on two sides of the pressing plate, and inclined planes matched with tooth surfaces of the latches are arranged at the tail ends of the extension arms.

Optionally, the connecting body comprises a nut, a tensile device and a sealing plug; the screw cap is fixedly connected to the thread through the sealing plug; the tensile means is disposed between the nut and the sealing plug.

optionally, the tensile device is formed by combining a plurality of tightening teeth in a circumferential manner.

optionally, the top of the thread is provided with a lower anti-slip tooth, and the bottom of the tensile device is provided with an upper anti-slip tooth engaged with the lower anti-slip tooth.

optionally, the tooth profile of the upper anti-slip tooth is triangular, rectangular or trapezoidal.

Optionally, a terminal support is arranged in the box body, the terminal is fixed on the terminal support through a screw, one end of the positive contact pin is connected with an external branch line, the other end of the positive contact pin is sleeved in the negative contact pin, and one end of the negative contact pin, which is far away from the positive contact pin, is connected with the main line.

Optionally, a plurality of rib plates are arranged in the box body side by side and used for supporting the terminals and increasing the heat dissipation area.

Optionally, the pins include a positive pin and a negative pin, and the stopper is disposed on the positive pin.

in the novel connector structure provided by the utility model, the box cover is tightly covered on the opening of the box body through the detachable structure, and can be detached through the detaching wrench, thereby facilitating the maintenance of the circuit; a plastic shell is detachably arranged at the top of the box cover, a plurality of jacks are formed in the plastic shell, contact pins are installed in the jacks, when a branch circuit is connected, the contact pins are directly connected with cables of the branch circuit through the contact pins, when the branch circuit is not required to be connected, the contact pins can be taken down, and the operation is simple; the outside of jack one end is equipped with the stop gear who is the petal form, be equipped with on the contact pin with stop gear assorted dog can guarantee the contact pin is reliably connected with the main line.

Drawings

Fig. 1 is a schematic structural diagram of a novel connector provided by the present invention;

FIG. 2 is a schematic view showing the connection of the case body, the case cover and the connecting body;

FIG. 3 is a schematic view of a removable structure;

FIG. 4 is a schematic view of a plastic housing structure;

FIG. 5 is a schematic view of a plastic housing and pin connection;

FIG. 6 is a pin configuration diagram;

FIG. 7 is a schematic view of a breakout wrench;

Fig. 8 is a schematic view of the cartridge structure.

Detailed Description

The following describes a novel connector structure according to the present invention in further detail with reference to the accompanying drawings and specific embodiments. The advantages and features of the present invention will become more fully apparent from the following description and appended claims. It should be noted that the drawings are in simplified form and are not to precise scale, and are provided for convenience and clarity in order to facilitate the description of the embodiments of the present invention.

example one

The utility model provides a novel connector structure, as shown in fig. 1, including a box body 1, a box cover 2 and a connector 3, wherein, a terminal bracket 13 is arranged in the box body 1, a terminal 14 is fixed on the terminal bracket 13 through a screw, a plurality of rib plates 102 are arranged in the box body 1 side by side for supporting the terminal 14 and increasing the heat dissipation area, please refer to fig. 8, both ends of the box body 1 are provided with threads 12, the connector 3 is fixedly connected with both ends of the box body 1 through the threads 12; the box cover 2 is tightly covered on the opening of the box body 1 through a detachable structure and can be detached through a detaching wrench 8, please refer to fig. 2; the detachable structure includes:

the box body 1 is provided with a plurality of through holes 4 arranged at two sides of the box body 1, and clamping edges 5 are arranged on the side surfaces of the box body 1 in the through holes 4;

The elastic arms 6 are arranged on two sides of the bottom of the box cover 2, and the tail ends of the elastic arms 6 are provided with clamping teeth 7;

The elastic arm 6 penetrates through the through hole 4 to be occluded with the clamping rib 5, so that the box cover 2 is tightly covered on the box body 1; please refer to fig. 3.

referring to fig. 7, the disassembling wrench 8 includes a pressing plate 9, extending arms 10 are disposed on two sides of the pressing plate 9, and an inclined surface 11 matched with a tooth surface of the latch 7 is disposed at a tail end of each extending arm 10. Dismantle the structure accessible dismantle 8 dismantles of spanner, make box body 1 with the separation can be dismantled to lid 2, make things convenient for the maintenance of circuit, improved work efficiency, reduced the cost of overhaul.

referring to fig. 4 and 5, a plastic shell 17 is detachably disposed on the top of the box cover 2, a plurality of insertion holes 18 are formed in the plastic shell 17, and insertion pins 19 are installed in the insertion holes 18; the outer side of one end of the jack 18 is provided with a petal-shaped limiting mechanism 20, and the contact pin 19 is provided with a stop block 190 matched with the limiting mechanism 20. The pins 19 include a positive pin 191 and a negative pin 192, and the stopper 190 is disposed on the positive pin 191, please refer to fig. 6; one end of the positive pin 191 is connected with the external branch line 100, the other end of the positive pin 191 is sleeved in the negative pin 192, and one end of the negative pin 192, which is far away from the positive pin 191, is connected with the main line 101. The main line 101 is connected with the external branch line 100 through the contact pin 19, and the connection mode is simple and easy to operate; the limiting mechanism 20 can press the pin 19 against the main circuit 101 through the stopper 190, so as to ensure that the pin 19 is firmly connected with the main circuit 101.

With continued reference to fig. 2, the connector 3 includes a nut 30, a pull-out preventer 31 and a sealing plug 32; the nut 30 is fixedly connected to the thread 12 through the sealing plug 32, and the sealing plug 32 can play a dustproof role; the tensile means 31 is disposed between the nut 30 and the sealing plug 32, and the tensile means 31 is formed by combining a plurality of tightening teeth 310 in a circumferential manner. The top of the thread 12 is provided with a lower anti-slip tooth 15, the bottom of the tensile device 31 is provided with an upper anti-slip tooth 16 engaged with the lower anti-slip tooth 15, preferably, the tooth shape of the upper anti-slip tooth 16 is triangular, rectangular or trapezoidal, so that the nut 30 is tightly connected with the thread 12.

the above description is only for the preferred embodiment of the present invention and is not intended to limit the scope of the present invention, and any modification and modification made by those skilled in the art according to the above disclosure are all within the scope of the claims.

Claims

1. A novel connector structure is characterized by comprising a box body (1), a box cover (2) and a connector (3), wherein,

Threads (12) are formed at two ends of the box body (1), and the connecting body (3) is fixedly connected to two ends of the box body (1) through the threads (12);

the box cover (2) is tightly covered at the opening of the box body (1) through a detachable structure and can be detached through a detaching wrench (8); the detachable structure includes:

The box body (1) is provided with a plurality of through holes (4) which are arranged at two sides of the box body (1), and clamping edges (5) are arranged on the side surfaces of the box body (1) in the through holes (4);

The elastic arms (6) are arranged on two sides of the bottom of the box cover (2), and the tail ends of the elastic arms (6) are provided with clamping teeth (7);

The elastic arm (6) penetrates through the through hole (4) to be occluded with the clamping edge (5), so that the box cover (2) is tightly covered on the box body (1);

A plastic shell (17) is detachably arranged at the top of the box cover (2), a plurality of jacks (18) are formed in the plastic shell (17), and contact pins (19) are installed in the jacks (18);

The outer side of one end of the insertion hole (18) is provided with a petal-shaped limiting mechanism (20), and a stop block (190) matched with the limiting mechanism (20) is arranged on the insertion pin (19).

2. The novel connector structure of claim 1, characterized in that the disassembling wrench (8) comprises a pressing plate (9), wherein the pressing plate (9) is provided with extension arms (10) at two sides, and the ends of the extension arms (10) are provided with inclined surfaces (11) matched with the tooth surfaces of the latch (7).

3. A new connector structure according to claim 1, characterized in that the connecting body (3) comprises a nut (30), a tensile means (31) and a sealing plug (32); the screw cap (30) is fixedly connected to the thread (12) through the sealing plug (32); the tensile means (31) is arranged between the screw cap (30) and the sealing plug (32).

4. A new connector structure according to claim 3, characterized in that said tensile means (31) is formed by a circumferential combination of several tightening teeth (310).

5. A new connector structure according to claim 3, characterized in that the top of the thread (12) is provided with a lower anti-slip tooth (15), and the bottom of the tensile member (31) is provided with an upper anti-slip tooth (16) engaged with the lower anti-slip tooth (15).

6. a novel connector structure according to claim 5, characterized in that the tooth shape of the upper anti-slip tooth (16) is triangular, rectangular or trapezoidal.

7. A novel connector structure according to claim 1, characterized in that a terminal support (13) is provided inside the box body (1), and the terminal (14) is fixed on the terminal support (13) by a screw.

8. The novel connector structure of claim 7, characterized in that a plurality of ribs (102) are arranged side by side in the box body (1) for supporting the terminals (14) and increasing the heat dissipation area.

9. the novel connector structure as claimed in claim 1, wherein the pin (19) includes a positive pin (191) and a negative pin (192), the stopper (190) is disposed on the positive pin (191), one end of the positive pin (191) is connected to the external branch line (100), the other end is sleeved on the negative pin (192), and one end of the negative pin (192) away from the positive pin (191) is connected to the main line (101).