CN111614028A

CN111614028A - Fixing device for internal cable of wind driven generator

Info

Publication number: CN111614028A
Application number: CN202010485571.4A
Authority: CN
Inventors: 雷振兴
Original assignee: Hefei Zhirui Engineering Technology Co ltd
Current assignee: Hefei Zhirui Engineering Technology Co ltd
Priority date: 2020-06-01
Filing date: 2020-06-01
Publication date: 2020-09-01

Abstract

The invention discloses a fixing device for an internal cable of a wind driven generator, and relates to the technical field of wind power generation equipment. The cable guide device comprises a shell, wherein a rectangular hole is formed in one side surface of the shell, a cable guide device is rotatably connected in the rectangular hole, and a cable fixing device is fixedly connected in the shell; the cable fixing device comprises a base, wherein the base is fixedly connected with the inside of the shell and is provided with a plurality of sliding grooves, the sliding grooves are connected with a plurality of cable fixing components in a sliding mode, each cable fixing component comprises a movable block, the bottom of each movable block is provided with a sliding block in sliding fit with the corresponding sliding groove, a clamping block is fixedly connected to the upper portion of each movable block, and a clamping hole is formed between each clamping block and each movable block. According to the invention, the abrasion of the cable is reduced through the cable guide device, the cable fixing device has a certain buffering effect on the swinging of the cable, and the damage degree caused by the pulling of the cable is reduced.

Description

Fixing device for internal cable of wind driven generator

Technical Field

The invention belongs to the technical field of wind power generation equipment, and particularly relates to an internal cable fixing device of a wind driven generator.

Background

Wind generators require frequent yawing to obtain larger wind generator nacelles to align the impeller with the wind direction; cables in the generator cabin extend to the tower body from the generator cabin, and the cables are easy to twist and wear to damage when the generator cabin deflects, so that potential safety hazards exist; in the prior art, U-shaped wire chases are arranged at a generator room and a tower body to support a cable, so that the cable and the tower body are prevented from being abraded; however, when the engine room rotates, the cable of the cable overhanging section in the tower body swings and still can be abraded with the wire groove, so that the service life of the cable is shortened.

Disclosure of Invention

The invention aims to provide an internal cable fixing device of a wind driven generator, which solves the problems of abrasion and separation of the cable of the existing wind driven generator by connecting a cable fixing device in a shell and connecting a cable guide device on the shell.

In order to solve the technical problems, the invention is realized by the following technical scheme:

the invention relates to a fixing device for cables in a wind driven generator, which comprises a shell, wherein the shell is in a U-shaped structure, a rectangular hole is formed in one side surface of the shell, a cable guide device is rotationally connected in the rectangular hole, and the cable fixing device is fixedly connected in the shell; the cable fixing device comprises a base, the base is fixedly connected with the inside of the shell, a plurality of sliding grooves are formed in the base, a plurality of cable fixing components are connected to the sliding grooves in a sliding mode, each cable fixing component comprises a movable block, a sliding block in sliding fit with the corresponding sliding groove is arranged at the bottom of the corresponding movable block, a clamping block is fixedly connected to the upper portion of the corresponding movable block, and a clamping hole is formed between the clamping block and the corresponding movable block; the cable guide device comprises a frame body, wherein a plurality of guide sleeves which are in one-to-one correspondence with the cable fixing assemblies are rotatably connected between the upper inner side surface and the lower inner side surface of the frame body; one end fixed connection boss in the casing, be equipped with a plurality of on the boss with cable fixed subassembly one-to-one corresponds's cable duct.

Furthermore, the two ends of the sliding groove are respectively provided with a baffle, the movable block is fixedly connected with a telescopic rod between the baffles, and the outer surface of the telescopic rod is provided with a spring.

Furthermore, a threaded sleeve is arranged on the clamping block, a locking bolt is connected in the threaded sleeve in a threaded mode, and one end of the locking bolt extends into the clamping hole.

Furthermore, one end of the locking bolt extending into the clamping hole is rotatably connected with a pressing plate, and the pressing plate is an arc-shaped plate.

Furthermore, a pair of connecting holes are formed in two inner walls of the rectangular hole, and first rotating shafts in running fit with the connecting holes are arranged on two side faces of the frame body.

Furthermore, the upper inner side surface and the lower inner side surface of the frame body are respectively provided with a connecting sleeve which is in one-to-one correspondence with the guide sleeve, and the outer side surface of the guide sleeve is symmetrically provided with a pair of second rotating shafts which are in running fit with the connecting sleeves.

Furthermore, a rubber pad is arranged on the inner side surface of the guide sleeve.

The invention has the following beneficial effects:

1. according to the invention, the side surface of the shell is provided with the rectangular hole, the cable guide device is rotatably connected between the two side walls of the rectangular hole, and the plurality of guide sleeves are rotatably connected between the upper side surface and the lower side surface of the frame body, so that each cable can swing in multiple directions, the connection of each cable is convenient, and the abrasion between the cable and the guide sleeves is reduced.

2. According to the invention, the cable fixing device is fixedly connected in the shell, so that the cable is prevented from being separated from the wiring port due to overlarge cable swing, meanwhile, the cables are separately fixed, the abrasion among the cables is reduced, and the phenomenon of winding among the cables is avoided.

3. According to the invention, the sliding groove is formed in the base station, the movable block is connected with the sliding groove in a sliding manner, the telescopic rod is fixedly connected between the movable block and the baffle, and the spring is arranged on the outer surface of the telescopic rod, so that a certain buffering effect on the swinging of the cable is achieved, the damage degree caused by the pulling of the cable per se is effectively reduced, and the service life of the cable is prolonged.

Of course, it is not necessary for any product in which the invention is practiced to achieve all of the above-described advantages at the same time.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings 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 that other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of the housing;

FIG. 3 is a schematic view of the cable fixture device;

FIG. 4 is a side view of FIG. 3;

FIG. 5 is a schematic structural view of a cable fixing assembly;

FIG. 6 is a schematic view of the construction of the cable guide;

FIG. 7 is a schematic structural view of the guide sleeve;

in the drawings, the components represented by the respective reference numerals are listed below:

1-shell, 2-cable fixing device, 3-base station, 4-cable fixing component, 5-telescopic rod, 6-spring, 7-cable guiding device, 8-frame, 9-guide sleeve, 101-boss, 102-cable groove, 103-rectangular hole, 104-connecting hole, 301-sliding groove, 302-baffle, 401-movable block, 402-clamping block, 403-sliding block, 404-threaded sleeve, 405-locking bolt, 406-pressing plate, 407-clamping hole, 801-first rotating shaft, 802-connecting sleeve and 901-second rotating shaft.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "opening," "upper," "lower," "thickness," "top," "middle," "length," "inner," "peripheral," and the like are used in an orientation or positional relationship that is merely for convenience in describing and simplifying the description, and do not indicate or imply that the referenced component or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be considered as limiting the present invention.

Referring to fig. 1-2, the invention relates to a fixing device for an internal cable of a wind driven generator, which comprises a housing 1, wherein the housing 1 is of a U-shaped structure, a rectangular hole 103 is formed in one side surface of the housing 1, a pair of connecting holes 104 are formed in two inner walls of the rectangular hole 103, the two connecting holes 104 are rotatably connected with a cable guide device 7, so that the cable guide device 7 can rotate up and down in the rectangular hole 103, and the cable fixing device 2 is fixedly connected in the housing 1; one end of the housing 1 far away from the cable guide device 7 is fixedly connected with a boss 101, and the boss 101 is provided with a plurality of cable grooves 102 corresponding to the cable fixing components 4 one by one.

Referring to fig. 3-5, the cable fixing device 2 includes a base 3, the base 3 is fixedly connected to the inside of the housing 1, the base 3 is provided with a plurality of sliding grooves 301, the sliding grooves 301 are slidably connected to a plurality of cable fixing components 4, the cables are separately fixed by the cable fixing components 4, so as to avoid the winding phenomenon between the cables, wherein, when the cables swing, the cable fixing components 4 can slide in the sliding grooves 301, the cable fixing components 4 include a movable block 401, a sliding block 403 slidably engaged with the sliding grooves 301 is provided at the bottom of the movable block 401, a clamping block 402 is fixedly connected to the upper side of the movable block 401 by screws, an arc-shaped groove is provided on the connecting surface of the movable block 401 and the clamping block, a clamping hole 407 is formed between the clamping block 402 and the movable block 401, and the cables are.

Preferably, spout 301 is T type structure, and spout 301 both ends all are equipped with baffle 302, fixedly connected with telescopic link 5 between movable block 401 and the baffle 302, and 5 surfaces of telescopic link are equipped with spring 6, play certain cushioning effect to the cable swing, have reduced cable self and have dragged the damage degree that causes.

Preferably, the clamping block 402 is provided with a threaded sleeve 404, the threaded sleeve 404 is internally threaded with a locking bolt 405, and one end of the locking bolt 405 extends into the clamping hole 407.

Preferably, one end of the locking bolt 405 extending into the clamping hole 407 is rotatably connected with a pressing plate 406, the pressing plate 406 is an arc-shaped plate, the locking bolt 405 presses the pressing plate, and the cable is fixed inside the clamping hole 407 through the pressing plate 406 to prevent the cable from swinging to separate from the connection port.

Referring to fig. 6-7, the cable guide device 7 includes a frame 8, a plurality of guide sleeves 9 corresponding to the cable fixing assemblies 4 are rotatably connected between the upper and lower inner sides of the frame 8, and the cables pass through the guide sleeves 9.

Preferably, the two side surfaces of the frame body 8 are provided with first rotating shafts 801 rotatably engaged with the connecting holes 104, so that the frame body 8 can rotate up and down in the rectangular frame 103.

Preferably, the upper inner side surface and the lower inner side surface of the frame body 8 are respectively provided with a connecting sleeve 802 in one-to-one correspondence with the guide sleeves 9, the outer side surfaces of the guide sleeves 9 are symmetrically provided with a pair of second rotating shafts 901 in running fit with the connecting sleeves 802, each guide sleeve 9 can move left and right in the frame body 8, and through the cooperation of the guide sleeves 9 and the frame body 8, each cable can swing in multiple directions, so that the cable connection is facilitated, and the abrasion of the cable is reduced.

Preferably, the inner side surface of the guide sleeve 9 is provided with a rubber pad, so that the abrasion degree of the cable and the guide sleeve is reduced.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides an inside cable fixing device of aerogenerator, includes casing (1), its characterized in that: the cable guide device is characterized in that the shell (1) is of a U-shaped structure, a rectangular hole (103) is formed in one side face of the shell (1), a cable guide device (7) is rotatably connected in the rectangular hole (103), and a cable fixing device (2) is fixedly connected in the shell (1);

the cable fixing device (2) comprises a base (3), the base (3) is fixedly connected with the inside of the shell (1), a plurality of sliding grooves (301) are formed in the base (3), a plurality of cable fixing assemblies (4) are connected to the sliding grooves (301) in a sliding mode, each cable fixing assembly (4) comprises a movable block (401), a sliding block (403) in sliding fit with the corresponding sliding groove (301) is arranged at the bottom of each movable block (401), a clamping block (402) is fixedly connected to the upper portion of each movable block (401), and a clamping hole (407) is formed between each clamping block (402) and each movable block (401);

the cable guide device (7) comprises a frame body (8), and a plurality of guide sleeves (9) which are in one-to-one correspondence with the cable fixing assemblies (4) are rotatably connected between the upper inner side surface and the lower inner side surface of the frame body (8);

one end fixed connection boss (101) in casing (1), be equipped with on boss (101) a plurality of with cable duct (102) of cable fixed subassembly (4) one-to-one.

2. The fixing device for the internal cable of the wind driven generator according to claim 1, wherein the sliding chute (301) is of a T-shaped structure, two ends of the sliding chute (301) are respectively provided with a baffle (302), an expansion link (5) is fixedly connected between the movable block (401) and the baffle (302), and the outer surface of the expansion link (5) is provided with a spring (6).

3. The internal cable fixing device of the wind driven generator as claimed in claim 1 or 2, wherein the fixture block (402) is provided with a threaded sleeve (404), the threaded sleeve (404) is connected with a locking bolt (405) in a threaded manner, and one end of the locking bolt (405) extends into the fixture hole (407).

4. The internal cable fixing device of the wind driven generator as claimed in claim 3, wherein an end of the locking bolt (405) extending into the clamping hole (407) is rotatably connected with a pressing plate (406), and the pressing plate (406) is an arc-shaped plate.

5. The fixing device for the internal cable of the wind driven generator according to claim 1, 2 or 4, wherein a pair of connecting holes (104) are formed on two inner walls of the rectangular hole (103), and first rotating shafts (801) which are rotatably matched with the connecting holes (104) are arranged on two side surfaces of the frame body (8).

6. The fixing device for the internal cable of the wind driven generator according to claim 5, wherein the upper and lower inner sides of the frame body (8) are respectively provided with a connecting sleeve (802) corresponding to the guide sleeve (9), and a pair of second rotating shafts (901) rotatably matched with the connecting sleeves (802) are symmetrically arranged on the outer side of the guide sleeve (9).

7. The fixing device for the internal cable of the wind driven generator as claimed in claim 1, 2, 4 or 6, wherein the inner side of the guide sleeve (9) is provided with a rubber pad.