CN213091980U

CN213091980U - Paying-off pulley for erecting communication optical cable

Info

Publication number: CN213091980U
Application number: CN202022406393.XU
Authority: CN
Inventors: 亓伟; 刘燕; 亓鹏; 李合笃; 亓贵生
Original assignee: Shandong Xicheng Electric Power Construction Co ltd
Current assignee: Shandong Xicheng Electric Power Construction Co ltd
Priority date: 2020-10-24
Filing date: 2020-10-24
Publication date: 2021-04-30
Anticipated expiration: 2030-10-24

Abstract

The utility model relates to a communication optical cable erects and uses unwrapping wire coaster belongs to communication optical cable's technical field, and it includes support frame, locking portion, accessory plate and centre gripping subassembly, the support frame is improved level and is rotated there is the actinobacillus wheel, the accessory plate level sets up, be fixed with the pivot on the support frame, the pivot is rotated with the accessory plate and is connected, locking portion and centre gripping subassembly all set up on the accessory plate, locking portion is used for locking the rotation of pivot, the centre gripping subassembly is used for being fixed in the support frame on the iron tower. When carrying out the unwrapping wire to the optical cable, start the centre gripping subassembly, on the centre gripping subassembly is fixed in the iron tower with the accessory plate, support the direction to the square line of optical cable, when the angle of optical cable unwrapping wire is adjusted to needs, start locking portion, locking portion is with the pivot unblock, then rotates the support frame to after rotating suitable angle with the actinobacillus wheel, start locking portion, locking portion is with pivot locking, owing to need not look for specific pulley again, consequently enlarged the application scope of unwrapping wire coaster.

Description

Paying-off pulley for erecting communication optical cable

Technical Field

The application relates to the field of communication optical cable erection, in particular to a paying-off tackle for communication optical cable erection.

Background

Currently, optical communication cables are composed of a core and an outer sheath, wherein the core is composed of a plurality of (core) optical fibers (generally from several cores to several thousands of cores). The method is widely used for signal transmission of departments such as telecommunication, power, broadcasting and the like, and gradually becomes a main body of future communication networks. An OPGW optical cable is usually adopted in the erection of an electric power line, and in the process of laying the OPGW optical cable overhead, a paying-off tackle is usually installed between two iron towers and at the corner of the iron towers so as to support the optical cable and reduce the abrasion of the optical cable so as to reduce the core breaking rate of the optical cable.

Notice No. is CN211180345U, and the china utility model that public day is 20200804 discloses an optical cable communication unwrapping wire coaster prevents device of job hopping, including first mounting panel and second mounting panel, be connected with the pulley through the bearing between first mounting panel and the second mounting panel, be provided with the bar hole on first mounting panel and the second mounting panel respectively, it is provided with two butt pieces, two to slide on the bar hole the butt piece is placed with supplying bearing with the both ends butt of bar hole length direction respectively, be provided with the driving piece on first mounting panel and the second mounting panel, the driving piece is used for driving two butt pieces and is close to each other or keeps away from each other. When the two pulleys are replaced, the driving piece is operated, the driving piece drives the two abutting blocks to move towards the direction close to each other, namely the two abutting blocks move towards the direction far away from the bearing, the abutting blocks do not abut against the bearing any more, so that the bearing can be separated from the strip-shaped hole, and finally the bearing and the pulleys are taken out from the space between the first mounting plate and the second mounting plate; when installing new pulley, directly block into the both ends to the bar hole with the bearing at pulley both ends, operate the driving piece again, two butt piece of driving piece drive move towards the direction that is close to two bearings respectively, until butt piece butt bearing. Therefore, when the pulley is aged, the whole device does not need to be discarded, and only the pulley needs to be replaced, so that the waste of resources is reduced.

In view of the above-mentioned related art, the inventor believes that since the pulley can only horizontally slide on the first mounting plate and the second mounting plate, when the angle of the optical cable needs to be changed, a worker needs to use a specific paying-off pulley, and thus the applicable range of the paying-off pulley is small.

SUMMERY OF THE UTILITY MODEL

In order to enlarge the application range of the paying-off pulley, the application provides the paying-off pulley for erecting the communication optical cable.

The application provides a pair of communication optical cable erects and uses unwrapping wire coaster adopts following technical scheme:

the utility model provides a communication optical cable erects and uses unwrapping wire coaster, includes support frame, locking portion, accessory plate and centre gripping subassembly, the support frame is improved level and is rotated there is the actinobacillus wheel, the accessory plate level sets up, be fixed with the pivot on the support frame, the pivot rotates with the accessory plate to be connected, locking portion and centre gripping subassembly all set up on the accessory plate, locking portion is used for locking the rotation of pivot, the centre gripping subassembly is used for being fixed in the support frame on the iron tower.

Through adopting above-mentioned technical scheme, when carrying out the unwrapping wire to the optical cable, start the centre gripping subassembly, on the centre gripping subassembly is fixed in the iron tower with the accessory plate, support the direction to the square line of optical cable, when the angle of optical cable unwrapping wire is adjusted to needs, start locking portion, locking portion is with the pivot unblock, then rotate the support frame to after rotating suitable angle with the actinobacillus wheel, start locking portion, locking portion is with pivot locking, owing to need not look for specific pulley again, consequently enlarged the application scope of unwrapping wire coaster.

Optionally, the locking portion includes an annular rack, a positioning tooth and a driving member, the rack is fixed on the auxiliary plate, the positioning tooth slides on the rotating shaft and slides along an axis of the rotating shaft, and can be clamped in the tooth space of the rack, and the driving member is disposed on the rotating shaft and used for driving the positioning tooth to slide.

By adopting the technical scheme, the driving part is started, the driving part drives the positioning teeth to be separated from the rack, then the supporting frame is rotated, after the supporting frame is rotated to a proper angle, the driving part is started again, and the driving part drives the positioning teeth to be clamped between the teeth of the rack, so that the locking of the rotating shaft is realized.

Optionally, the driving member is a locking bolt, a locking block is fixed on the rotating shaft, the locking bolt is in threaded connection with the locking block, and one end of the locking bolt is rotatably connected with the positioning teeth.

Through adopting above-mentioned technical scheme, when the drive location tooth slided, rotated locking bolt, locking bolt can drive the removal of location tooth.

Optionally, the clamping assembly includes two arc-shaped clamping plates and a driving portion, the two clamping plates slide on the auxiliary plate in opposite directions or in a separated direction, one clamping plate can be arranged in the other clamping plate in a penetrating manner, and the driving portion is arranged on the auxiliary plate and used for driving the clamping plates to slide.

Through adopting above-mentioned technical scheme, when installing the support frame on the iron tower, start the drive division, two splint of drive division drive slide in opposite directions to make a splint wear to arrange in another splint, realize the fixed connection of support frame and iron tower.

Optionally, the driving portion includes two driving gears, two driving racks and two hand wheels, the two driving gears horizontally rotate on the auxiliary plate, the two driving racks are respectively fixedly connected with the two clamping plates and respectively engaged with the two driving gears, and the two hand wheels are respectively coaxially fixed on the two driving gears.

Through adopting above-mentioned technical scheme, rotate a hand wheel earlier, the hand wheel drives drive gear's rotation to drive the removal of driving rack, make splint and iron tower on behind the centre gripping article butt, then rotate another hand wheel, make another driving rack drive splint remove, thereby make the support frame be fixed in on the iron tower.

Optionally, a horizontal sliding groove is formed in the auxiliary plate, and the driving rack slides in the sliding groove.

Through adopting above-mentioned technical scheme, the purpose that sets up the groove that slides is, firstly plays the guide effect to sliding of drive rack, secondly improves the stability that drive rack drove splint and remove.

Optionally, the hand wheel is coaxially fixed with a locking gear, the auxiliary plate is slidably provided with a limiting tooth, and the limiting tooth can be clamped between the teeth of the locking gear.

Through adopting above-mentioned technical scheme, after the support frame is connected with the iron tower, the slip of drive spacing tooth for spacing tooth joint in the locking gear tooth within a definite time, realize hand wheel pivoted locking.

Optionally, a locking plate is vertically fixed on the auxiliary plate, a horizontal locking groove is formed in the locking plate, the limiting teeth slide in the locking groove, a locking spring is placed in the locking groove, and two ends of the locking spring are respectively fixedly connected with the side wall of the locking groove and the limiting teeth.

Through adopting above-mentioned technical scheme, set up locking spring's purpose, realize the automatic re-setting of spacing tooth and reinforcing spacing tooth to the locking effect of hand wheel.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the support frame and the auxiliary plate are arranged to rotate, and the locking part is arranged, so that when the angle of the optical cable paying-off needs to be adjusted, the locking part is started to unlock the rotating shaft, then the support frame is rotated, the paying-off wheel is rotated to a proper angle, the locking part is started to lock the rotating shaft, and the application range of the paying-off tackle is expanded because a specific pulley does not need to be searched;

2. the locking bolt is rotationally connected with the positioning teeth, so that the positioning teeth are driven to move by rotating the locking bolt;

3. the purpose of arranging the locking gear, the limiting gear and the locking spring is that after the limiting gear is clamped between the teeth of the locking gear, the driving gear is locked under the elasticity of the locking spring, so that the support frame is connected with the iron tower.

Drawings

Fig. 1 is a schematic overall structure diagram of an embodiment of the present application.

Fig. 2 is a schematic view showing the overall structure of the chucking assembly.

Fig. 3 is a schematic view showing the entire structure of the locking portion.

Description of reference numerals: 100. a support frame; 110. a paying-off wheel; 120. a rotating shaft; 200. an auxiliary plate; 210. a sliding groove; 300. a locking portion; 310. a rack; 320. positioning teeth; 330. locking the bolt; 340. a locking block; 400. a clamping assembly; 410. a splint; 420. a drive section; 421. a drive gear; 422. a drive rack; 423. a hand wheel; 424. a locking gear; 425. a locking plate; 426. a locking groove; 427. limiting teeth; 428. and locking the spring.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses a paying-off tackle for erecting a communication optical cable.

Referring to fig. 1, the paying-off trolley for erecting the communication optical cable includes a support frame 100 and an auxiliary plate 200, wherein the support frame 100 is formed by welding two vertical rods and a cross rod, and a paying-off wheel 110 horizontally rotates between the two vertical rods. The cross bar is welded with a rotating shaft 120, and the rotating shaft 120 is rotatably connected with an auxiliary plate 200 which is horizontally arranged through a bearing. The auxiliary plate 200 is provided with a locking part 300 and a clamping assembly 400, the locking part 300 is used for realizing the locking of the rotation of the rotating shaft 120, and the clamping assembly 400 is used for realizing the connection of the support frame 100 and the iron tower.

Referring to fig. 2, the clamping assembly 400 includes two arc-shaped clamping plates 410 and a driving part 420, the two arc-shaped clamping plates 410 are slidably moved toward or away from each other on the auxiliary plate 200, and one clamping plate 410 can be inserted into the other clamping plate 410. The driving part 420 is disposed on the auxiliary plate 200 for realizing the sliding locking of the clamping plate 410.

The driving part 420 includes two driving gears 421, and both the driving gears 421 horizontally rotate on the auxiliary plate 200. Two horizontal driving racks 422 are welded on the two clamping plates 410 respectively, and the two driving racks 422 are meshed with the two driving gears 421 respectively. The auxiliary plate 200 is provided with a sliding groove 210, and the driving rack 422 slides in the sliding groove 210. Two hand wheels 423 are coaxially fixed to the two driving gears 421, respectively, so as to facilitate the rotation of the driving gears 421.

In order to lock the driving gear 421, locking gears 424 are coaxially fixed to both hand wheels 423, a locking plate 425 is vertically welded to the auxiliary plate 200, a horizontal locking groove 426 is formed in the locking plate 425, a limiting tooth 427 is slidably moved in the locking groove 426, and the limiting tooth 427 can be engaged between teeth of the locking gear 424. A locking spring 428 is disposed in the locking groove 426, and both ends of the locking spring 428 are fixedly connected with the limiting teeth 427 and the side wall of the locking groove 426. When the hand wheel 423 rotates, the limiting teeth 427 are disengaged from the locking gear 424 to compress the locking spring 428, and after the hand wheel 423 finishes rotating, the limiting teeth 427 are loosened, the limiting teeth 427 are clamped between the teeth of the locking gear 424 under the elastic force of the locking spring 428, so that the rotation locking of the hand wheel 423 is realized, and further the locking of the driving gear 421 is realized.

Referring to fig. 3, the locking portion 300 includes a ring-shaped rack 310, a positioning tooth 320, and a driving member, and the rack 310 is welded to a surface of the auxiliary plate 200 adjacent to the supporting frame 100. The driving member is a locking bolt 330, and the axis of the locking bolt 330 is parallel to the axis of the rotating shaft 120. The locking block 340 which is parallel to the rotating shaft 120 in the radial direction is welded on the rotating shaft 120, the locking bolt 330 is in threaded connection with the locking block 340, one end of the locking bolt close to the auxiliary plate 200 is provided with a positioning tooth 320 in a rotating mode through a bearing, and the positioning tooth 320 can be clamped between teeth of the rack 310. When the rotating shaft 120 rotates, the locking bolt 330 is rotated to separate the positioning teeth 320 from the rack 310, and when the rotating shaft 120 is locked, the locking bolt 330 is rotated to drive the positioning teeth 320 to be clamped between the teeth of the rack 310.

The implementation principle of a unwrapping wire coaster for communication optical cable erection in the embodiment of the application is as follows: the two limiting teeth 427 are sequentially slid, the limiting teeth 427 compress the locking spring 428, so that the two limiting teeth 427 are respectively separated from the two locking gears 424, then the two hand wheels 423 are sequentially rotated, one clamping plate 410 is arranged in the other clamping plate 410 in a penetrating manner, then the limiting teeth 427 are loosened, the limiting teeth 427 are clamped between the teeth of the rack 310 under the elastic force of the locking spring 428, and therefore the locking of the hand wheels 423 is achieved, and the support frame 100 is connected with the iron tower;

when the cable paying-off angle is adjusted, the locking bolt 330 is rotated, the locking bolt 330 drives the positioning teeth 320 to separate from the rack 310, then the support frame 100 is rotated, and after the support frame is rotated to a proper angle, the locking bolt 330 is rotated, and the locking bolt 330 drives the positioning teeth 320 to be clamped between the teeth of the rack 310, so that the rotation locking of the rotating shaft 120 is realized.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a communication optical cable erects and uses unwrapping wire coaster which characterized in that: the steel wire rope clamping device comprises a support frame (100), a locking portion (300), an auxiliary plate (200) and a clamping assembly (400), wherein a paying-off wheel (110) is horizontally rotated on the support frame (100), the auxiliary plate (200) is horizontally arranged, a rotating shaft (120) is fixed on the support frame (100), the rotating shaft (120) is rotatably connected with the auxiliary plate (200), the locking portion (300) and the clamping assembly (400) are both arranged on the auxiliary plate (200), the locking portion (300) is used for locking the rotating shaft (120) in a rotating mode, and the clamping assembly (400) is used for fixing the support frame (100) on an iron tower.

2. The stringing trolley for telecommunication cables as claimed in claim 1, wherein: the locking part (300) comprises an annular rack (310), positioning teeth (320) and a driving part, wherein the rack (310) is fixed on the auxiliary plate (200), the positioning teeth (320) slide on the rotating shaft (120), slide along the axis of the rotating shaft (120) and can be clamped in the teeth of the rack (310), and the driving part is arranged on the rotating shaft (120) and is used for driving the sliding of the positioning teeth (320).

3. The stringing trolley for telecommunication cables as claimed in claim 2, wherein: the driving piece is a locking bolt (330), a locking block (340) is fixed on the rotating shaft (120), the locking bolt (330) is in threaded connection with the locking block (340), and one end of the locking bolt is rotationally connected with the positioning teeth (320).

4. The stringing trolley for telecommunication cables as claimed in claim 3, wherein: the clamping assembly (400) comprises two arc-shaped clamping plates (410) and a driving part (420), the two arc-shaped clamping plates (410) slide on the auxiliary plate (200) in an opposite direction or a separated direction, one clamping plate (410) can be arranged in the other clamping plate (410) in a penetrating mode, and the driving part (420) is arranged on the auxiliary plate (200) and used for driving the clamping plates (410) to slide.

5. The stringing trolley for telecommunication cables as claimed in claim 4, wherein: the driving part (420) comprises two driving gears (421), two driving racks (422) and two hand wheels (423), the two driving gears (421) horizontally rotate on the auxiliary plate (200), the two driving racks (422) are respectively and fixedly connected with the two clamping plates (410) and respectively meshed with the two driving gears (421), and the two hand wheels (423) are respectively and coaxially fixed on the two driving gears (421).

6. The stringing trolley for telecommunication cables as claimed in claim 5, wherein: the auxiliary plate (200) is provided with a horizontal sliding groove (210), and the driving rack (422) slides in the sliding groove (210).

7. The stringing trolley for telecommunication cables as claimed in claim 6, wherein: a locking gear (424) is coaxially fixed on the hand wheel (423), a limiting tooth (427) slides on the auxiliary plate (200), and the limiting tooth (427) can be clamped between teeth of the locking gear (424).

8. The stringing trolley for telecommunication cables as claimed in claim 7, wherein: a locking plate (425) is vertically fixed on the auxiliary plate (200), a horizontal locking groove (426) is formed in the locking plate (425), the limiting teeth (427) slide in the locking groove (426), a locking spring (428) is placed in the locking groove (426), and two ends of the locking spring (428) are fixedly connected with the side wall of the locking groove (426) and the limiting teeth (427) respectively.