CN214254846U - Photovoltaic joint - Google Patents

Abstract

The utility model relates to a photovoltaic joint, which comprises a female plug, a male plug, an explosion-proof assembly and a fastening head; the female plug is provided with a clamping hole and a threading hole; the male plug comprises a linking part, a clamping part and an inserting part; the clamping part is clamped in the clamping hole, and the inserting part is inserted in the threading hole; the explosion-proof assembly comprises an expansion pipe and fixing blocks arranged at two ends of the expansion pipe; the cross section of the expansion pipe is in a reciprocating bent hollow round pipe structure, and the expansion pipe is arranged around the outer sides of the female plug and the male plug; the fastening heads are respectively installed on the female plug and the male plug and are respectively abutted to the fixing blocks at the two ends of the expansion pipe so as to fix the expansion pipe. Above-mentioned photovoltaic connects through set up the expansion pipe in female plug and public plug outside, guarantees the impact that the expansion pipe can absorb the explosion through the inflation and produce when the explosion, and then isolated explosion position takes place the conflagration with the outside air contact, falls to the minimum with the loss, improves the security of using.

Description

Photovoltaic joint

Technical Field

The utility model relates to a photovoltaic technology field especially relates to a photovoltaic joint.

Background

The photovoltaic power supply station is a power supply station for people to use by converting light energy radiated to the photovoltaic power supply station by the sun into electric energy; compared with other power supply stations, the photovoltaic power supply station is more energy-saving and environment-friendly, and has incomparable advantages and development prospects.

The existing photovoltaic power supply stations are all electrically connected through direct current cables, all photovoltaic panels are sequentially connected in series through electrical connectors, the direct current cables are widely distributed, short circuits and aging are easy to occur at the positions of the electrical connectors used for a long time, and a fire disaster is easily caused by explosion.

Disclosure of Invention

In view of the above, it is necessary to provide a photovoltaic connector for solving the problem of fire caused by explosion.

A photovoltaic junction, comprising:

the female plug is provided with a clamping hole and a threading hole;

the male plug is connected with the female plug; the male plug comprises a linking part, a clamping part connected with the linking part and an inserting part connected with the linking part; the clamping part is clamped in the clamping hole, and the inserting part is inserted in the threading hole;

the explosion-proof assembly is respectively connected with the female plug and the male plug; the explosion-proof assembly comprises an expansion pipe and fixing blocks arranged at two ends of the expansion pipe; the cross section of the expansion pipe is in a reciprocating bent hollow circular pipe structure, and the expansion pipe is arranged around the outer sides of the female plug and the male plug; and

and the fastening heads are respectively arranged on the female plug and the male plug, and are respectively abutted against the fixed blocks at the two ends of the expansion pipe so as to fix the expansion pipe.

Above-mentioned photovoltaic connects through set up the expansion pipe in female plug and public plug outside, guarantees the impact that the expansion pipe can absorb the explosion through the inflation and produce when the explosion, and then isolated explosion position takes place the conflagration with the outside air contact, falls to the minimum with the loss, improves the security of using.

In one embodiment, the threading holes are arranged in a circular through hole structure, the clamping holes are arranged in a rectangular through hole structure, and the clamping holes are oppositely arranged on two sides of the threading holes.

In one embodiment, the clamping portion is arranged in a rectangular strip structure, and the clamping portion extends from the engagement portion to the direction of the female plug.

In one embodiment, the insertion part is arranged in a hollow round tubular structure, and the insertion part extends from the engagement part to the direction of the female plug.

In one embodiment, the insertion part and the clamping part are arranged in the same direction, and the clamping parts are oppositely arranged on two sides of the insertion part.

In one embodiment, the fixing block is arranged in a circular ring structure, and the fixing block is arranged around the outer side of the expansion pipe.

In one embodiment, the fastening heads are arranged in a hollow cylindrical structure, and the fastening heads are respectively sleeved on the outer sides of the female plug and the male plug correspondingly.

In one embodiment, the fastening head clamps and fixes the fixing block with the female plug and the male plug respectively.

In one embodiment, expansion grooves are formed in the expansion pipe, the expansion grooves and the expansion pipe are arranged in the same direction, and the expansion grooves are arranged on the inner side and the outer side of the expansion pipe in a groove shape.

In one embodiment, the cross section of the expansion groove is in a triangular structure.

Drawings

Fig. 1 is a schematic structural diagram of a photovoltaic joint according to an embodiment of the present invention;

FIG. 2 is an exploded view of the photovoltaic joint of FIG. 1;

fig. 3 is a schematic view of the structure of the expansion pipe of fig. 1.

The reference numbers in the drawings have the meanings given below:

100. a photovoltaic junction;

10. a female plug; 11. a clamping hole; 15. threading holes;

20. a male plug; 21. a joining section; 22. a clamping part; 23. a plug-in part;

30. an explosion-proof assembly; 31. an expansion tube; 32. a fixed block; 35. an expansion groove;

40. and (6) fastening the head.

Detailed Description

In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The present invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, as those skilled in the art will be able to make similar modifications without departing from the spirit and scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.

Referring to fig. 1 to 3, a photovoltaic connector 100 according to an embodiment of the present invention includes a female plug 10, a male plug 20 connected to the female plug 10, an explosion-proof assembly 30 respectively connected to the female plug 10 and the male plug 20, and a fastening head 40 respectively mounted on the female plug 10 and the male plug 20; the photovoltaic connector 100 is used to be installed at a connector position of a cable to connect the cable.

The female plug 10 is arranged in a roughly cylindrical structure, the female plug 10 is arranged along the horizontal direction, and a cable penetrates through the female plug 10; the female plug 10 is provided with a locking hole 11 and a threading hole 15. The clamping hole 11 is arranged in a rectangular through hole structure, the clamping hole 11 is arranged along the horizontal direction, and the clamping hole 11 extends from one end of the female plug 10 close to the male plug 20 to the direction far away from the male plug 20; this through wires hole 15 is circular through holes column structure setting, and through wires hole 15 sets up along the horizontal direction, and through wires hole 15 is close to male plug 20's one end from female plug 10 and extends the setting to keeping away from male plug 20 direction, and this card hole 11 sets up the both sides at through wires hole 15 relatively. In the present embodiment, the threading hole 15 is provided on the central axis of the female plug 10.

The male plug 20 is connected with the female plug 10, and a cable is arranged in the male plug 20 in a penetrating manner so as to ensure that the cable is connected with the joint in the male plug 20 and the female plug 10; the male plug 20 includes a connecting portion 21, a locking portion 22 connected to the connecting portion 21, and an inserting portion 23 connected to the connecting portion 21. The joint part 21 is arranged in a roughly cylindrical structure, the joint part 21 is arranged along the horizontal direction, and the joint part 21 is abutted with the end part of the female plug 10; the clamping portion 22 is arranged in a rectangular strip-shaped structure, the clamping portion 22 extends from the connecting portion 21 to the direction of the female plug 10, and the clamping portion 22 is clamped in the clamping hole 11; this grafting portion 23 is the setting of cavity pipe column structure, and grafting portion 23 extends the setting to female plug 10 direction from linking portion 21, and grafting portion 23 sets up along the horizontal direction, and this grafting portion 23 is inserted and is established in through wires hole 15, and this grafting portion 23 is the same with the setting direction of joint portion 22, and joint portion 22 sets up the both sides at grafting portion 23 relatively. In the present embodiment, the mating portion 23 is provided on the central axis of the engaging portion 21.

The explosion-proof assembly 30 is respectively connected with the female plug 10 and the male plug 20; the explosion-proof assembly 30 comprises an expansion pipe 31 and fixing blocks 32 arranged at two ends of the expansion pipe 31. The expansion pipe 31 is arranged along the horizontal direction, the expansion pipe 31 is arranged around the outer sides of the female plug 10 and the male plug 20, the cross section of the expansion pipe 31 is in a reciprocating bent hollow round pipe structure, so that when the connection position of the male plug 20 and the female plug 10 is exploded, the expansion pipe 31 expands to absorb impact load generated by explosion, and the explosion position is prevented from contacting with the outside air; this fixed block 32 is the setting of ring form structure, and fixed block 32 encircles the outside that sets up at expansion pipe 31, and this fixed block 32 supports female plug 10 and male plug 20 respectively, and then fixes expansion pipe 31 in the outside of female plug 10 and male plug 20. In the present embodiment, the expansion pipe 31 is provided with an expansion groove 35; the expansion groove 35 and the expansion pipe 31 are arranged in the same direction, the expansion groove 35 extends from one end of the expansion pipe 31 to the other end, the expansion groove 35 is arranged on the inner side and the outer side of the expansion pipe 31 in a groove shape, the cross section of the expansion groove 35 is arranged in a triangular structure, and therefore the expansion pipe 31 can absorb impact load in an expansion mode.

This fastening head 40 is installed respectively on female plug 10 and public plug 20, fastening head 40 respectively with the fixed block 32 looks butt at expansion pipe 31 both ends to fixed with expansion pipe 31, this fastening head 40 is the setting of hollow circular cylinder structure, fastening head 40 corresponds the cover respectively and establishes the outside at female plug 10 and public plug 20, the inside and female plug 10 and the public plug 20 of fastening head 40 are connected fixedly, fastening head 40 respectively with female plug 10 and the fixed block 32 of public plug 20 centre gripping, deviate from on female plug 10 and the public plug 20 with preventing fixed block 32.

Above-mentioned photovoltaic connector 100 through set up expansion pipe 31 in female plug 10 and the public plug 20 outside, guarantees that expansion pipe 31 can absorb the impact that the explosion produced through the inflation when the explosion, and then isolated explosion position and outside air contact conflagration take place, falls to the minimum with the loss, improves the security of using.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims (10)

1. A photovoltaic junction, comprising:

the female plug is provided with a clamping hole and a threading hole;

the male plug is connected with the female plug; the male plug comprises a linking part, a clamping part connected with the linking part and an inserting part connected with the linking part; the clamping part is clamped in the clamping hole, and the inserting part is inserted in the threading hole;

the explosion-proof assembly is respectively connected with the female plug and the male plug; the explosion-proof assembly comprises an expansion pipe and fixing blocks arranged at two ends of the expansion pipe; the cross section of the expansion pipe is in a reciprocating bent hollow circular pipe structure, and the expansion pipe is arranged around the outer sides of the female plug and the male plug; and

and the fastening heads are respectively arranged on the female plug and the male plug, and are respectively abutted against the fixed blocks at the two ends of the expansion pipe so as to fix the expansion pipe.

2. The photovoltaic connector as claimed in claim 1, wherein the threading hole is a circular through hole structure, the locking hole is a rectangular through hole structure, and the locking holes are oppositely disposed at two sides of the threading hole.

3. The photovoltaic connector according to claim 1, wherein the engaging portion is configured in a rectangular strip structure, and the engaging portion extends from the engaging portion toward the female plug.

4. The photovoltaic connector as claimed in claim 3, wherein the plug portion is formed in a hollow circular tubular structure, and the plug portion extends from the engaging portion toward the female plug.

5. The photovoltaic connector according to claim 4, wherein the insertion portion and the clamping portion are arranged in the same direction, and the clamping portion is arranged on two sides of the insertion portion oppositely.

6. The photovoltaic joint according to claim 1, wherein the fixing block is arranged in a circular ring structure, and the fixing block is arranged around the outer side of the expansion pipe.

7. The photovoltaic connector as claimed in claim 6, wherein the fastening head is configured as a hollow cylinder, and the fastening head is respectively sleeved on the outer sides of the female plug and the male plug.

8. The photovoltaic connector of claim 7, wherein the fastening head clamps and fixes the fixing block with the female plug and the male plug, respectively.

9. The photovoltaic joint as claimed in claim 1, wherein the expansion pipe is provided with expansion slots, the expansion slots are arranged in the same direction as the expansion pipe, and the expansion slots are arranged in a groove shape on the inner side and the outer side of the expansion pipe.

10. The photovoltaic junction according to claim 9 wherein the cross-section of said expansion slots is configured in a triangular configuration.

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