Mounting and fixing mechanism for lightning arrester in blade

Abstract

The utility model belongs to the technical field of mounting and fixing of lightning arresters, and particularly relates to a mounting and fixing mechanism of a blade lightning arrester, which comprises a connecting part with a lightning arrester and a mounting part, and a connecting assembly for locking is mounted between the connecting part and the mounting part. The connecting assembly comprises a disc and a shaft rod installed on the axial extension line of one end of the disc, a spiral installation gap used for containing the shaft rod is formed between the connecting part and the installation part, the disc is installed on the connecting part in an embedded mode, and the disc is flush with the outer surface of the connecting part. By means of the disc and the shaft rod which are additionally arranged, when the shaft rod is connected between the connecting portion and the installation portion in a screwed mode, the disc is embedded in the connecting portion, and meanwhile due to the fact that the disc is flush with the outer surface wall of the connecting portion, the disc is prevented from damaging the outer surface of the connecting portion.

Description

Technical Field

[0001] The utility model belongs to the technical field of installation and fixing of lightning receptors, and in particular relates to an installation and fixing mechanism for a lightning receptor in a leaf. Background Art

[0002] When installing the in-leaf lightning rod, an installation and fixing mechanism is required, and the in-leaf lightning rod is installed at a predetermined installation position through the installation and fixing mechanism.

[0003] The existing installation and fixing mechanism is generally a bolt, which is a type of fastener consisting of a head and a screw (a cylinder with external threads). The existing bolt head is generally a straight-shaped or cross-shaped structure. When in use, the bolt head is fastened at the installation position by a screwdriver, and a step is left between the existing head and the installation position, resulting in the bolt head affecting the streamline structure of the blade surface. In addition, the existing bolt is locked by its own thread, and the friction between the bolt and the threaded hole at the installation position is small, and the bolt may slide out, thereby affecting the stability of the lightning arrester installation. Utility Model Content

[0004] The utility model aims to provide a mounting and fixing mechanism for a lightning receptor in a leaf, so as to solve the problems raised in the above-mentioned background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an installation and fixing mechanism for a lightning rod in a leaf, comprising: a connecting part and a mounting part with a lightning rod, a connecting component for locking is installed between the connecting part and the mounting part, the connecting component comprises a disc and a shaft rod installed on the axial extension line of one end of the disc, a spiral installation gap for accommodating the shaft rod is formed between the connecting part and the mounting part, the disc is embedded and installed on the connecting part, and the disc is flush with the outer surface of the connecting part.

[0006] Preferably, a through hole is axially opened at one end of the shaft rod away from the disc, an injection hole connected to the through hole is opened on the side wall of one end of the shaft rod, and the injection hole and the through hole are filled with resin filler.

[0007] Preferably, two mounting holes are symmetrically provided on a side of the disk away from the shaft rod.

[0008] Preferably, a protective plate for shielding the mounting hole is installed on the outer side of the disc, a second threaded hole is opened in the axial direction of the disc, and a bolt screwed in the second threaded hole is installed on one side of the protective plate.

[0009] Preferably, a first threaded hole extending to the mounting portion is formed on the connecting portion, the mounting gap is formed in the first threaded hole, and one end of the shaft is provided with a screw portion which can be screwed into the first threaded hole.

[0010] Preferably, the connecting portion is provided with a recessed hole connected to the first threaded hole, and a sealing gasket sleeved on the shaft rod is installed in the recessed hole.

[0011] Compared with the prior art, the utility model has the following beneficial effects:

[0012] (1) The utility model adds a disc and a shaft. When the shaft is screwed between the connecting portion and the mounting portion, the disc is embedded in the connecting portion. At the same time, since the disc is flush with the outer wall of the connecting portion, the disc is prevented from damaging the outer surface of the connecting portion.

[0013] (2) The utility model adds a through hole and an injection hole, and a resin filler can be filled in the through hole through the injection hole, thereby increasing the friction force of the screw part.

[0014] (3) The utility model adds two mounting holes, which are symmetrically distributed, so as to facilitate the rotation operation of the disk. At the same time, since the two mounting holes are small in size, the streamlined structure of the outer surface of the disk is not affected. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a three-dimensional diagram of the utility model;

[0016] Figure 2 It is a schematic diagram of the structure of the utility model;

[0017] Figure 3 It is a structural schematic diagram of the disc and the mounting hole of the utility model;

[0018] Figure 4 This is a schematic diagram of the cooperation between the disc and the protection plate of the utility model;

[0019] Figure 5 It is a schematic diagram of the cooperation of the disc, the screw part, the connecting part and the mounting part of the utility model;

[0020] In the figure: 1. disc; 2. sealing gasket; 3. shaft; 4. injection hole; 5. through hole; 6. resin filler; 7. screw portion; 8. mounting hole; 9. recessed hole; 10. connecting portion; 11. mounting portion; 12. first threaded hole; 13. protective plate; 14. bolt; 15. second threaded hole. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] refer to Figure 5 As shown, the utility model provides an installation and fixing mechanism for a leaf-mounted lightning rod, comprising: a connecting portion 10 and a mounting portion 11 with a lightning rod, a connecting component for locking is installed between the connecting portion 10 and the mounting portion 11, the connecting component comprises a disc 1 and a shaft rod 3 installed on an axial extension line of one end of the disc 1, a spiral installation gap for accommodating the shaft rod 3 is formed between the connecting portion 10 and the mounting portion 11, the disc 1 is embedded and installed on the connecting portion 10, and the disc 1 is flush with the outer surface of the connecting portion 10.

[0023] Combination Figure 1-2 As shown, a first threaded hole 12 extending to the mounting portion 11 is formed on the connecting portion 10 , a mounting gap is formed in the first threaded hole 12 , and a screw portion 7 which can be screwed into the first threaded hole 12 is provided at one end of the shaft 3 .

[0024] Combination Figure 1-2 and Figure 5 As shown, the connecting portion 10 is provided with an indented hole 9 communicating with the first threaded hole 12 , and a sealing gasket 2 sleeved on the shaft rod 3 is installed in the indented hole 9 .

[0025] As mentioned above, when using the connecting part 10, the mounting part 11 and the connecting assembly provided by the utility model, the connecting assembly includes a disc 1 and a screw part 7 installed on the axial line of the disc 1 through the shaft 3. The screw part 7 is screwed between the connecting part 10 and the mounting part 11 through the first threaded hole 12. At this time, the disc 1 enters the recessed hole 9 and squeezes the sealing gasket 2 to prevent rainwater from entering the interior of the first threaded hole 12. At the same time, the disc 1 is tightly fitted with the outer wall of the connecting part 10 through the recessed hole 9 to prevent the disc 1 from affecting the passing airflow.

[0026] In the present utility model, combined with Figure 1-2 As shown, a through hole 5 is axially opened at one end of the shaft rod 3 away from the disc 1 , an injection hole 4 connected to the through hole 5 is opened on the side wall of one end of the shaft rod 3 , and the injection hole 4 and the through hole 5 are filled with resin filler 6 .

[0027] As described above, when using the through hole 5 and the injection hole 4 provided by the utility model, the resin filler 6 is conveniently filled into the through hole 5 through the injection hole 4. After the screw portion 7 is screwed into the first threaded hole 12, the resin filler 6 in the through hole 5 and the injection hole 4 overflows and fills between the screw portion 7 and the first threaded hole 12, thereby increasing the friction between the screw portion 7 and the first threaded hole 12.

[0028] In the present utility model, combined with Figure 2-3 As shown, the disc 1 of this embodiment has two mounting holes 8 symmetrically formed on one side away from the shaft 3 .

[0029] As mentioned above, when using the mounting holes 8 provided by the utility model, there are two mounting holes 8 in the figure, and the two mounting holes 8 are symmetrically distributed on the disc 1, which is convenient for tightening it with a tweezer-like tool (similar to the function of the cross-shaped and straight-shaped bolts).

[0030] Further, in order to shield the mounting hole 8, refer to Figure 4 As shown, a protective plate 13 is also installed on the outer side of the disc 1 to cover the mounting hole 8, a second threaded hole 15 is opened in the axial direction of the disc 1, and a bolt 14 screwed in the second threaded hole 15 is installed on one side of the protective plate 13. After the disc 1 is installed at a predetermined position through the mounting hole 8, the protective plate 13 is screwed in the second threaded hole 15 through the bolt 14, so that the protective plate 13 fits the disc 1, and then the mounting hole 8 is covered.

[0031] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A mounting and fixing mechanism for a lightning receptor in a leaf, characterized in that: include: A connecting portion (10) and a mounting portion (11) with a lightning arrester, a connecting assembly for locking is installed between the connecting portion (10) and the mounting portion (11), the connecting assembly comprises a disc (1) and a shaft (3) installed on an axial extension line of one end of the disc (1), a spiral installation gap for accommodating the shaft (3) is formed between the connecting portion (10) and the mounting portion (11), the disc (1) is embedded and installed on the connecting portion (10), and the outer surface of the disc (1) is flush with the outer surface of the connecting portion (10).

2. The installation and fixing mechanism of the leaf lightning receptor according to claim 1, characterized in that: A through hole (5) is axially provided at one end of the shaft rod (3) away from the disc (1), an injection hole (4) communicating with the through hole (5) is provided on a side wall of one end of the shaft rod (3), and a resin filler (6) is filled in the injection hole (4) and the through hole (5).

3. The installation and fixing mechanism of the leaf lightning receptor according to claim 1, characterized in that: Two mounting holes (8) are symmetrically formed on one side of the disk (1) away from the shaft (3).

4. The installation and fixing mechanism of the leaf lightning receptor according to claim 3, characterized in that: A protective plate (13) is also installed on the outer side of the disk (1) to cover the mounting hole (8); a second threaded hole (15) is opened in the axial direction of the disk (1); and a bolt (14) screwed into the second threaded hole (15) is installed on one side of the protective plate (13).

5. The installation and fixing mechanism of the leaf lightning receptor according to claim 1, characterized in that: The connecting portion (10) is provided with a first threaded hole (12) extending to the mounting portion (11); the mounting gap is formed in the first threaded hole (12); and one end of the shaft (3) is provided with a screw portion (7) that can be screwed into the first threaded hole (12).

6. The installation and fixing mechanism of the leaf lightning receptor according to claim 5, characterized in that: The connecting portion (10) is provided with an indented hole (9) which is in communication with the first threaded hole (12), and a sealing gasket (2) sleeved on the shaft (3) is installed in the indented hole (9).

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