CN114400822A

CN114400822A - Wiring device of junction box of wind driven generator

Info

Publication number: CN114400822A
Application number: CN202210185080.7A
Authority: CN
Inventors: 徐超; 孟秀俊; 胡辉
Original assignee: Huaneng Weining Wind Power Co ltd
Current assignee: Huaneng Weining Wind Power Co ltd
Priority date: 2022-02-28
Filing date: 2022-02-28
Publication date: 2022-04-26
Anticipated expiration: 2042-02-28
Also published as: CN114400822B

Abstract

The invention discloses a wiring device of a junction box of a wind driven generator, which comprises a plug assembly and a connecting base, wherein the connecting base is provided with a first long groove, and a connecting column is arranged in the first long groove; the socket assembly comprises a fixed seat, and two connecting holes are formed in the fixed seat; when operation plug subassembly and socket subassembly are connected, aim at the spliced pole the connecting hole to promote first regulation section of thick bamboo and can connect to the socket subassembly direction, and when needs separated plug subassembly and socket subassembly, the direction that the second was adjusted a section of thick bamboo and was made the second adjust a section of thick bamboo and break away from with the plug subassembly is unanimous, can make the plug subassembly break away from, because through the logic unanimous with the action direction of actual plug, can connect and break off operation plug subassembly and socket subassembly.

Description

Wiring device of junction box of wind driven generator

Technical Field

The invention relates to the field of junction boxes, in particular to a wiring device of a junction box of a wind driven generator.

Background

In the process of laying the cables of the wind generating set, the power cables of the generator junction box are connected with the outside through cable connectors, and the cables are often connected unstably at cable connector outlets. In the operation process of the wind generating set, the contact edge of the cable and the cable joint is influenced by vibration and gravity for a long time, and the phenomena of cracking and falling can occur. If the cable falls off, the cable is short-circuited to the ground, and the cable is burnt out and fails.

Disclosure of Invention

This section is for the purpose of summarizing some aspects of embodiments of the invention and to briefly introduce some preferred embodiments, and in this section as well as in the abstract and the title of the invention of this application some simplifications or omissions may be made to avoid obscuring the purpose of this section, the abstract and the title of the invention, and such simplifications or omissions are not intended to limit the scope of the invention.

The present invention has been made keeping in mind the above problems occurring in the prior art and/or the problems occurring in the prior art.

Therefore, the technical problem to be solved by the invention is that the contact edge of the cable and the cable joint is influenced by vibration and gravity for a long time in the running process of the wind generating set, and the phenomena of cracking and falling can occur. If the cable falls off, the cable is short-circuited to the ground, and the cable is burnt out and fails.

In order to solve the technical problems, the invention provides the following technical scheme: the wiring device of the junction box of the wind driven generator comprises a plug assembly and a connector, wherein the plug assembly comprises a connecting seat, two first long grooves which are symmetrical and extend along the radial direction of the connecting seat are arranged on the connecting seat, a connecting column is installed in each first long groove, a limiting round table is arranged at one end, away from the connecting seat, of each connecting column, and the diameter of each limiting round table is larger than that of each connecting column;

the socket assembly comprises a fixed seat, wherein two connecting holes are formed in the fixed seat, a second long groove extending towards the axis direction of the fixed seat is formed in the bottom of each connecting hole, a penetrating limiting groove is formed between each second long groove and the end face of the fixed seat, each limiting groove penetrates through the corresponding connecting hole, the width of each limiting groove is smaller than the diameter of each connecting hole, and one end, far away from the corresponding connecting hole, of each limiting groove is arc-shaped and is consistent with the diameter of each connecting column;

the limiting round table can be embedded into the second long groove.

As a preferable aspect of the wiring device of the junction box of the wind power generator of the present invention, wherein: the side surface of the first long groove is provided with a limiting groove, the connecting column is provided with a limiting boss, and the limiting boss is embedded into the limiting groove.

As a preferable aspect of the wiring device of the junction box of the wind power generator of the present invention, wherein: and a through hole is formed between the two first long grooves, an elastic piece is arranged in the through hole, and two ends of the elastic piece are respectively in contact connection with the two limiting bosses.

As a preferable aspect of the wiring device of the junction box of the wind power generator of the present invention, wherein: be provided with the receiving hole in the connecting seat, be provided with in the receiving hole and rotate the piece, it is provided with two evenly distributed's first chute to rotate the piece, the length direction's of first chute extension line is not through the axle center of rotating the piece, the one end embedding that the spliced pole is located the connecting seat in the first chute.

As a preferable aspect of the wiring device of the junction box of the wind power generator of the present invention, wherein: the side surface of the rotating part is provided with a second chute, and the second chute extends along a spiral line on the surface of the rotating part; the connecting seat is externally provided with a third long groove penetrating through the accommodating hole, a first adjusting cylinder is sleeved outside the connecting seat, a first bolt is arranged on the inner side face of the first adjusting cylinder, and the first bolt penetrates through the third long groove and is embedded into the second chute.

As a preferable aspect of the wiring device of the junction box of the wind power generator of the present invention, wherein: one side of the limiting groove is provided with an annular groove which takes the limiting groove as a starting point and is coaxial with the fixing seat, an annular block is arranged in the annular groove, a spring is arranged between one end of the annular block and the tail end of the annular groove, and an inclined plane is arranged on the side, close to the connecting hole, of the end, located in the limiting groove, of the annular block.

As a preferable aspect of the wiring device of the junction box of the wind power generator of the present invention, wherein: the fixed seat is provided with a fan-shaped groove communicated with the annular groove, the annular block is connected with a guide rod, and the guide rod penetrates through the fan-shaped groove; the fixed seat is sleeved with a second adjusting cylinder, a second bolt is arranged in the second adjusting cylinder, a fourth long groove extending along the axial direction is arranged outside the fixed seat, and the second bolt is embedded in the fourth long groove; a triangular groove is formed in the inner side of the second adjusting cylinder, and the tail end of the guide rod is embedded into the triangular groove.

As a preferable aspect of the wiring device of the junction box of the wind power generator of the present invention, wherein: the side of the triangular groove comprises a slope, and the other two sides of the triangular groove are vertical.

As a preferable aspect of the wiring device of the junction box of the wind power generator of the present invention, wherein: the connecting seat is provided with a first guide hole.

As a preferable aspect of the wiring device of the junction box of the wind power generator of the present invention, wherein: the fixed seat is provided with a second guide hole communicated with the second long groove, and the second guide hole is concentric with one end of the limiting groove.

The invention has the beneficial effects that: when operation plug subassembly and socket subassembly are connected, aim at the spliced pole the connecting hole to promote first regulation section of thick bamboo and can connect to the socket subassembly direction, and when needs separated plug subassembly and socket subassembly, the direction that the second was adjusted a section of thick bamboo and was made the second adjust a section of thick bamboo and break away from with the plug subassembly is unanimous, can make the plug subassembly break away from, because through the logic unanimous with the action direction of actual plug, can connect and break off operation plug subassembly and socket subassembly.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive exercise. Wherein:

fig. 1 is a schematic structural view of a plug assembly of a wiring device of a junction box of a wind turbine according to an embodiment of the invention;

fig. 2 is a schematic structural view of a socket assembly in a wiring device of a junction box of a wind turbine according to an embodiment of the invention;

FIG. 3 is a schematic cross-sectional view of FIG. 2 of a junction block of a junction box of a wind turbine according to an embodiment of the present invention;

fig. 4 is a schematic structural diagram illustrating a connection between a socket assembly and a plug assembly in a wiring device of a junction box of a wind turbine according to an embodiment of the present invention;

fig. 5 is a schematic structural view illustrating a socket assembly and a plug assembly of the wiring device of the junction box of the wind turbine generator are separated according to an embodiment of the present invention;

FIG. 6 is a schematic cross-sectional view of FIG. 4 of a junction block of a junction box of a wind turbine according to an embodiment of the present invention;

fig. 7 is a schematic structural view of a socket assembly in a wiring device of a junction box of a wind turbine according to an embodiment of the invention.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be practiced in other ways than those specifically described and will be readily apparent to those of ordinary skill in the art without departing from the spirit of the present invention, and therefore the present invention is not limited to the specific embodiments disclosed below.

Next, the present invention will be described in detail with reference to the drawings, wherein the cross-sectional views illustrating the structure of the device are not enlarged partially according to the general scale for convenience of illustration when describing the embodiments of the present invention, and the drawings are only examples, which should not limit the scope of the present invention. In addition, the three-dimensional dimensions of length, width and depth should be included in the actual fabrication.

Further, reference herein to "one embodiment" or "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment is included in at least one implementation of the invention. The appearances of the phrase "in one embodiment" in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments.

Example 1

Referring to fig. 1 to 2, the present embodiment provides a wiring device of a junction box of a wind turbine generator, which is mainly used for cable connection of the junction box, and includes a plug assembly 100 and a socket assembly 200, where the plug assembly 100 includes a connecting seat 101, the connecting seat 101 is cylindrical, two first elongated slots 101a which are symmetrical and extend along a radial direction of the connecting seat 101 are provided on the connecting seat 101, that is, two first elongated slots 101a are provided and located in a radial direction, a connecting column 102 is installed in the first elongated slot 101a, the connecting column 102 is used for being connected with the socket assembly 200, the connecting column 102 can move in the first elongated slot 101a, one end of the connecting column 102, which is far away from the connecting seat 101, is provided with a limiting circular truncated cone 102a, and a diameter of the limiting circular truncated cone 102a is larger than a diameter of the connecting column 102; the socket assembly 200 includes a fixing base 201, the fixing base 201 is also cylindrical, two connection holes 201a are formed in the fixing base 201, the positions of the two connection holes 201a respectively correspond to the outer ends of two first long grooves 101a, wherein two ends of the first long grooves 101a are semicircular, and the connection holes 201a are concentric with one end of the outer portion of the first long grooves 101 a. The bottom of the connecting hole 201a is provided with a second long groove 201b extending towards the axis direction of the fixing seat 201, the direction of the second long groove 201b is consistent with that of the first long groove 101a, one end, close to the circle center, of the first long groove 101a is concentric with one end, close to the circle center, of the second long groove 201b, a penetrating limiting groove 201c is arranged between the second long groove 201b and the end face of the fixing seat 201, the limiting groove 201c penetrates through the connecting hole 201a, the width of the limiting groove 201c is smaller than the diameter of the connecting hole 201a, and one end, far away from the connecting hole 201a, of the limiting groove 201c is arc-shaped and is consistent with the diameter of the connecting column 102; the limiting round table 102a can be embedded into the second long groove 201b, and the diameter of the limiting round table 102a is consistent with the diameter of the connecting hole 201a and the width of the second long groove 201b and is larger than the width of the limiting groove 201 c.

During connection, firstly, the connecting column 102 is located in the first long groove 101a and away from the center of a circle, then the connecting column is inserted into the connecting hole 201a until the limiting round table 102a is in the second long groove 201b, and then the connecting column 102 moves the center of the circle to enable the limiting round table 102a to move to the inner end of the second long groove 201 b; it should be noted that the limiting round 102a is a cable connector or a cable embedded therein, and then is connected to an external cable through the connecting seat 101, and one end of the second elongated slot 201b close to the center of the circle is also provided with a cable contact, so that when the plug assembly 100 is connected to the receptacle assembly 200, the cable is conducted.

Example 2

Referring to fig. 1 to 7, a second embodiment of the present invention is based on the previous embodiment, and is different from the previous embodiment in that: the side surface of the first long groove 101a is provided with a limiting groove 101b, and the limiting groove 101b is arranged along the inner side surface of the first long groove 101a for a circle. The connecting column 102 is provided with a limiting boss 102b, the limiting boss 102b is embedded into the limiting groove 101b, and the axial deviation of the connecting column can be limited by the matching of the limiting boss 102b and the limiting groove 101 b.

A through hole 101c is formed between the two first long grooves 101a, an elastic part 103 is arranged in the through hole 101c, and two ends of the elastic part 103 are respectively in contact connection with the two limiting bosses 102 b. The elastic member 103 is a pressure spring, so under the action of the elastic member 103, the two connecting posts 102 are separated, that is, the connecting posts 102 are located at one end of the first elongated slot 101a away from the center of the connecting seat 101, and the distance between the two connecting posts 102 is exactly the same as the distance between the two connecting holes 201a, so as to be conveniently embedded into the connecting holes 201 a.

Furthermore, a receiving hole 101d is formed in the connecting seat 101, the receiving hole 101d is communicated with the first long groove 101a, the receiving hole 101d is coaxial with the connecting seat 101, a rotating member 104 is arranged in the receiving hole 101d, the rotating member 104 can rotate in the receiving hole 101d, the rotating member 104 is provided with two first inclined grooves 104a which are uniformly distributed, wherein an extension line of the first inclined grooves 104a in the length direction does not pass through an axis of the rotating member 104, that is, the first inclined grooves 104a are not located in the radial direction of the rotating member 104, and one end of the connecting rod 102 located in the connecting seat 101 is embedded in the first inclined grooves 104a, so when the rotating member 104 is rotated, the coinciding position of the connecting rod 102 is the position of the first inclined grooves 104a and the first long groove 101 a.

Further, a second inclined groove 104b is formed in the side surface of the rotating member 104, and the second inclined groove 104b extends along a spiral line on the surface of the rotating member 104; a third long groove 101e penetrating through the receiving hole 101d is formed in the exterior of the connecting seat 101, a first adjusting cylinder 105 is sleeved on the exterior of the connecting seat 101, the first adjusting cylinder 105 can slide along the axial direction on the periphery of the connecting seat 101, a first bolt 105a is arranged on the inner side surface of the first adjusting cylinder 105, the first bolt 105a penetrates through the third long groove 101e and is embedded into the second inclined groove 104b, therefore, when the first adjusting cylinder 105 is pushed to move, the first bolt 105a can drive the rotating member 104 to rotate in the second inclined groove 104b, it should be noted that, before the first adjusting cylinder 105 is pushed to move towards the socket assembly 200, because the connecting column 102 is located at one end of the first long groove 101a far away from the center of the connecting seat 101 under the action of the elastic member 103, when the first adjusting cylinder 105 is pushed to move towards the socket assembly 200, the rotation of the rotating member 104 can drive the two connecting columns 102 to move towards the center of the connecting seat 101, i.e. towards the centre of the mounting 201.

Further, an annular groove 201d which takes the limiting groove 201c as a starting point and is coaxial with the fixing seat 201 is arranged on one side surface of the limiting groove 201c, an annular block 202 is arranged in the annular groove 201d, the annular block 202 is also annular, the central angle of the annular block 202 is smaller than that of the annular groove 201d, the annular block 202 can slide in the annular groove 201d, namely, can rotate at the center of the fixing seat 201, a spring 203 is arranged between one end of the annular block 202 and the tail end of the annular groove 201d, the spring 203 is a pressure spring, under the action of the spring 203, the other end of the annular block 202 is pushed out of the annular groove 201d and abuts against the other side surface of the limiting groove 201c, and at the moment, the inner side surface of the annular block 202 can be in contact with the connecting column 102.

Further, the side face, close to the connecting hole 201a, of one end, located in the limiting groove 201c, of the annular block 202 is provided with the inclined face 202a, so that one end of the annular block 202 is wedge-shaped, when the connecting column 102 moves from the connecting hole 201a to the limiting groove 201c, the connecting column 102 is tangent to the inclined face 202a, then in the moving process of the connecting column 102, the inclined face 202a is pushed to enable the annular block 202 to contract into the annular groove 201d, then when the connecting column 102 is located at one end, close to the circle center, of the limiting groove 201c, the connecting column 102 completely passes over the annular block 202, the annular block 202 pops out under the action of the spring 203 to limit the connecting column 102, and then the plug assembly 100 and the socket assembly 200 are fixedly connected.

Further, the fixed seat 201 is provided with a fan-shaped groove 201e communicated with the annular groove 201d, the fan-shaped groove 201e is opened on the side surface of the fixed seat 201, the annular block 202 is connected with a guide rod 204, and the guide rod 204 penetrates through the fan-shaped groove 201 e; the ring block 202 can be positionally adjusted by operating the guide rods 204.

The fixing seat 201 is sleeved with a second adjusting cylinder 205, the second adjusting cylinder 205 can slide on the fixing seat 201, a second bolt 205a is arranged in the second adjusting cylinder 205, a fourth long groove 201f extending along the axial direction is arranged outside the fixing seat 201, and the second bolt 205a is embedded in the fourth long groove 201f to limit the circumferential rotation of the second adjusting cylinder 205; a triangular groove 205b is formed inside the second adjusting cylinder 205, that is, the triangular groove 205b is a right triangle in projection shape, and the end of the guide rod 204 is embedded in the triangular groove 205 b. The side of the triangular groove 205b includes a ramp 205c and the other two sides of the triangular groove 205b are perpendicular. And the position of the ramp 205c satisfies: when the second adjusting cylinder 205 is operated to move towards the plug assembly 100, the slope 205c pushes the guide rod 204 to rotate, and drives the annular block 202 to contract towards the inside of the annular groove 201d, so that one end of the inclined surface 202a completely contracts into the annular groove 201d, at this time, the inner connecting column 102 is not limited, and moves to the connecting hole 201a under the action of the elastic element 103, and the plug assembly 100 can be pulled out.

It should be noted that, as a wiring device of the junction box, both the header assembly 100 and the receptacle assembly 200 are connected with cables, and the connection socket 101 is provided with the first guide hole 101 f. The cable can be connected with the connecting column 102 through the first guide hole 101f, the fixing seat 201 is provided with a second guide hole 201g communicated with the second long groove 201b, the second guide hole 201g is concentric with one end of the limiting groove 201c, and the other cable can be connected with the limiting circular table 102a in the limiting groove 201c through the second guide hole 201g, so that the two parts of cables are connected.

In this embodiment, when the plug assembly 100 and the socket assembly 200 are operated to be connected, the connection pole 102 is aligned with the connection hole 201a, and the first adjusting cylinder 105 is pushed toward the socket assembly 200 to be connected, and when the plug assembly 100 and the socket assembly 200 need to be separated, the second adjusting cylinder 205 is operated and the direction in which the second adjusting cylinder 205 is separated from the plug assembly 100 is the same, i.e., the plug assembly 100 can be separated, because the plug assembly 100 and the socket assembly 200 can be connected and disconnected through logic in the same direction as the actual plugging and unplugging action.

It is important to note that the construction and arrangement of the present application as shown in the various exemplary embodiments is illustrative only. Although only a few embodiments have been described in detail in this disclosure, those skilled in the art who review this disclosure will readily appreciate that many modifications are possible (e.g., variations in sizes, dimensions, structures, shapes and proportions of the various elements, values of parameters (e.g., temperatures, pressures, etc.), mounting arrangements, use of materials, colors, orientations, etc.) without materially departing from the novel teachings and advantages of the subject matter recited in this application. For example, elements shown as integrally formed may be constructed of multiple parts or elements, the position of elements may be reversed or otherwise varied, and the nature or number of discrete elements or positions may be altered or varied. Accordingly, all such modifications are intended to be included within the scope of this invention. The order or sequence of any process or method steps may be varied or re-sequenced according to alternative embodiments. In the claims, any means-plus-function clause is intended to cover the structures described herein as performing the recited function and not only structural equivalents but also equivalent structures. Other substitutions, modifications, changes and omissions may be made in the design, operating conditions and arrangement of the exemplary embodiments without departing from the scope of the present inventions. Therefore, the present invention is not limited to a particular embodiment, but extends to various modifications that nevertheless fall within the scope of the appended claims.

Moreover, in an effort to provide a concise description of the exemplary embodiments, all features of an actual implementation may not be described (i.e., those unrelated to the presently contemplated best mode of carrying out the invention, or those unrelated to enabling the invention).

It should be appreciated that in the development of any such actual implementation, as in any engineering or design project, numerous implementation-specific decisions may be made. Such a development effort might be complex and time consuming, but would nevertheless be a routine undertaking of design, fabrication, and manufacture for those of ordinary skill having the benefit of this disclosure, without undue experimentation.

It should be noted that the above-mentioned embodiments are only for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made on the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention, which should be covered by the claims of the present invention.

Claims

1. A termination of terminal box of aerogenerator, its characterized in that: comprises the steps of (a) preparing a mixture of a plurality of raw materials,

the plug assembly (100) comprises a connecting seat (101), wherein two first long grooves (101a) which are symmetrical and extend along the radial direction of the connecting seat (101) are formed in the connecting seat (101), a connecting column (102) is installed in each first long groove (101a), one end, far away from the connecting seat (101), of each connecting column (102) is provided with a limiting round table (102a), and the diameter of each limiting round table (102a) is larger than that of each connecting column (102);

the socket assembly (200) comprises a fixed seat (201), wherein two connecting holes (201a) are formed in the fixed seat (201), a second long groove (201b) extending towards the axis direction of the fixed seat (201) is formed in the bottom of each connecting hole (201a), a penetrating limiting groove (201c) is formed between the second long groove (201b) and the end face of the fixed seat (201), the limiting groove (201c) penetrates through the connecting holes (201a), the width of the limiting groove (201c) is smaller than the diameter of the connecting holes (201a), and one end, away from the connecting holes (201a), of the limiting groove (201c) is arc-shaped and is consistent with the diameter of the connecting column (102);

the limiting round table (102a) can be embedded into the second long groove (201 b).

2. The wiring device of a junction box of a wind power generator as claimed in claim 1, wherein: a limiting groove (101b) is formed in the side face of the first long groove (101a), a limiting boss (102b) is arranged on the connecting column (102), and the limiting boss (102b) is embedded into the limiting groove (101 b).

3. The wiring device of a junction box of a wind power generator as claimed in claim 2, wherein: a through hole (101c) is formed between the two first long grooves (101a), an elastic piece (103) is arranged in the through hole (101c), and two ends of the elastic piece (103) are respectively in contact connection with the two limiting bosses (102 b).

4. The wiring device of a junction box of a wind power generator as claimed in claim 2 or 3, wherein: be provided with receiving hole (101d) in connecting seat (101), be provided with in receiving hole (101d) and rotate piece (104), it is provided with two evenly distributed's first chute (104a) to rotate piece (104), the length direction's of first chute (104a) extension line does not pass through the axle center of rotating piece (104), the one end embedding that spliced pole (102) are located connecting seat (101) in first chute (104 a).

5. The wiring device of a junction box of a wind power generator as claimed in claim 4, wherein: a second inclined groove (104b) is formed in the side face of the rotating part (104), and the second inclined groove (104b) extends along a spiral line on the surface of the rotating part (104); the connecting seat (101) is externally provided with a third long groove (101e) penetrating through the accommodating hole (101d), a first adjusting cylinder (105) is sleeved outside the connecting seat (101), a first bolt (105a) is arranged on the inner side surface of the first adjusting cylinder (105), and the first bolt (105a) penetrates through the third long groove (101e) and is embedded into the second inclined groove (104 b).

6. The wiring device of a junction box of a wind power generator as claimed in claim 5, wherein: one side surface of the limiting groove (201c) is provided with an annular groove (201d) which takes the limiting groove (201c) as a starting point and is coaxial with the fixing seat (201), an annular block (202) is arranged in the annular groove (201d), a spring (203) is arranged between one end of the annular block (202) and the tail end of the annular groove (201d), and an inclined surface (202a) is arranged on the side surface, close to the connecting hole (201a), of one end, located in the limiting groove (201c), of the annular block (202).

7. The wiring device of a junction box of a wind power generator as claimed in claim 6, wherein: the fixed seat (201) is provided with a fan-shaped groove (201e) communicated with the annular groove (201d), the annular block (202) is connected with a guide rod (204), and the guide rod (204) penetrates through the fan-shaped groove (201 e); a second adjusting cylinder (205) is sleeved on the fixed seat (201), a second bolt (205a) is arranged in the second adjusting cylinder (205), a fourth long groove (201f) extending along the axial direction is arranged outside the fixed seat (201), and the second bolt (205a) is embedded into the fourth long groove (201 f); a triangular groove (205b) is formed in the inner side of the second adjusting cylinder (205), and the tail end of the guide rod (204) is embedded into the triangular groove (205 b).

8. The wiring device of a junction box of a wind power generator as claimed in claim 7, wherein: the side of the triangular groove (205b) comprises a slope (205c), and the other two sides of the triangular groove (205b) are vertical.

9. The wiring device of a junction box of a wind power generator as claimed in claim 8, wherein: the connecting seat (101) is provided with a first guide hole (101 f).

10. The wiring device of a junction box of a wind power generator as claimed in claim 9, wherein: the fixed seat (201) is provided with a second guide hole (201g) communicated with the second long groove (201b), and the second guide hole (201g) is concentric with one end of the limiting groove (201 c).