CN217934805U - Transmission line prevents two coaster devices of off-tracking - Google Patents
Transmission line prevents two coaster devices of off-tracking Download PDFInfo
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- CN217934805U CN217934805U CN202221620566.0U CN202221620566U CN217934805U CN 217934805 U CN217934805 U CN 217934805U CN 202221620566 U CN202221620566 U CN 202221620566U CN 217934805 U CN217934805 U CN 217934805U
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- transmission line
- brake
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- pulley shaft
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Abstract
The utility model discloses a transmission line prevents two coaster devices of moving away line, including the coaster pedestal, dig in the both sides of coaster pedestal and be equipped with the rectangle through-hole, be provided with the extension board in the top and the below of rectangle through-hole to be provided with the pillar between two upper and lower extension boards, sliding connection has the displacement board on the pillar, and is provided with the braking subassembly in the displacement inboard portion, and the braking subassembly comprises spacing post, braking board and spreader. The utility model is used for the wire of various specifications erects the work when taking place the broken string, can in time lock the wire that backs up, avoids taking place the condition of falling the line, improves the security of stringing construction, falls to the minimum with the loss, convenient to use, easy operation easily promotes.
Description
The technical field is as follows:
the utility model relates to a unwrapping wire coaster, in particular to transmission line prevents two coaster devices of line that run.
Background art:
the conventional operation method for spreading the lead wire and the ground wire for construction of the power transmission line to cross over a special obstacle is to use a crossing frame, a catenary and the like. For the prevention measures of the wire running accidents in the process of unfolding the ground wire, the technical method of increasing the safety coefficient by changing the size of the traction rope and the like is often adopted; with the standardization of safe civilized construction in the power industry, the control requirement on the safety of the construction process is higher and higher. The traditional method can only ensure that the probability of line running in the traction process of the ground wire is reduced, but cannot effectively prevent the line running in time when the line running accident occurs, and only passively protects crossed objects under the falling wires by means of measures such as a crossing frame and the like; the phenomenon of whiplash generated at the tail part when the wire is broken can not be prevented, and the hidden accident danger can not be eliminated.
The utility model has the following contents:
the utility model discloses the technical problem that will solve is: the defect of the prior art is overcome, the anti-line-running double-pulley device for the power transmission line is provided, when the line is broken, the reversed wire can be locked in time, the phenomenon of line falling is avoided, and the safety of stringing construction is improved.
The utility model discloses a technical scheme who solves technical problem and take is:
the utility model provides a transmission line prevents two coaster devices of off-track, includes the coaster pedestal, the middle part of coaster pedestal both sides corresponds respectively to dig and is equipped with the rectangle through-hole, every the top and the below of rectangle through-hole are provided with the extension board respectively to be provided with the pillar between two extension boards, sliding connection has two displacement plates respectively on the pillar of coaster pedestal both sides to be provided with braking component between the displacement plate that every left and right corresponds, the displacement plate passes through the tight bolt in top and is in the same place with the side fixed connection of coaster pedestal.
The support plate is fixedly connected with the side face of the pulley shaft frame, two supporting columns are arranged on each side of the pulley shaft frame respectively, and the two supporting columns are located on two sides of the rectangular through hole respectively.
The brake assemblies are two and are distributed in an up-and-down symmetrical manner, and each brake assembly is composed of a limiting column, a brake plate and a transverse column.
The pulley shaft frame is characterized in that rectangular through holes penetrate through two ends of the transverse column and are fixedly connected with the support plates on two sides of the pulley shaft frame, the transverse column is rotatably connected with the brake plates, limiting columns are arranged outside each brake plate respectively, and two ends of each limiting column penetrate through the rectangular through holes and are fixedly connected with the corresponding support plates.
The brake plate comprises axle sleeve and arc, one side of axle sleeve is provided with the arc, and axle sleeve and spreader rotate to link together, the inner wall of arc is provided with the skid resistant course.
The utility model has the advantages that:
1. the utility model has the advantages that the brake assembly is arranged between the displacement plates, when the wire is pulled along the correct direction, the brake plate only rotates towards the direction with smaller diameter at the time, and the wire is in a non-braking state; when the wire is pulled along the opposite direction, the upper brake plate and the two brake plates can rotate towards the direction with larger diameter, so that the wire is locked, the purpose of braking the wire is achieved, and the construction safety is improved.
2. The utility model discloses a displacement plate and pillar sliding connection are in the same place to fix through the tight bolt in top, during the use, can adjust the interval between two upper and lower brake assemblies according to the diameter of cable, application range is wide, easy operation, easily promotes.
Description of the drawings:
FIG. 1 is a diagram illustrating the usage of the present invention;
FIG. 2 is a schematic structural view of the brake assembly of the present invention;
the pulley comprises a pulley shaft frame 1, a rectangular through hole 2, a support plate 3, a support column 4, a displacement plate 5, a puller bolt 6, a limiting column 7, a braking plate 8, a transverse column 9 and an anti-skid layer 10.
The specific implementation mode is as follows:
the invention will be further explained and explained with reference to the drawings, in which:
the embodiment, refer to fig. 1-2, a transmission line anti-running double-pulley device comprises a pulley shaft frame 1, rectangular through holes 2 are dug in the middle of two sides of the pulley shaft frame 1 correspondingly, support plates 3 are arranged above and below each rectangular through hole 2, a pillar 4 is arranged between each two support plates 3, two displacement plates 5 are connected to the pillars 4 on the two sides of the pulley shaft frame 1 in a sliding mode, a braking component is arranged between each left corresponding displacement plate 5 and each right corresponding displacement plate 5, and the displacement plates 5 are fixedly connected with the side faces of the pulley shaft frame 1 through tightening bolts 6.
The support plate 3 is fixedly connected with the side surface of the pulley shaft frame 1, two support columns 4 are respectively arranged on each side of the pulley shaft frame 1, and the two support columns 4 are respectively positioned on two sides of the rectangular through hole 2.
The two braking components are distributed in an up-and-down symmetrical shape, and each braking component is respectively composed of a limiting column 7, a braking plate 8 and a cross column 9.
Rectangular through-hole 2 is run through at the both ends of spreader 9 to be in the same place with extension board 3 fixed connection of 1 both sides of coaster pedestal, rotate on the spreader 9 and be connected with braking plate 8, and be provided with spacing post 7 respectively in every braking plate 8's outside, rectangular through-hole 2 is run through at the both ends of spacing post 7, and be in the same place with corresponding extension board 3 fixed connection.
The brake plate 8 consists of a shaft sleeve and an arc-shaped plate, the arc-shaped plate is arranged on one side of the shaft sleeve, the shaft sleeve is rotationally connected with the cross column 9, and an anti-skid layer 10 is arranged on the inner wall of the arc-shaped plate.
In the above description, the brake plate is moved up and down inside the pulley shaft bracket, that is, the two ends of the cross bar are fixed to the inner walls of the corresponding brackets, but the brake plate is located between the two inner walls of the pulley shaft bracket.
In the above description, when the braking plate rotates to the maximum position, the braking plate contacts with the stopper post.
In the above description, the line tackle used in the present invention is identical to the existing line tackle.
In the above description, in use, the two brake assemblies are located above and below the cable, respectively, and at a position between the two rollers.
In the above description, the size of the rectangular through-hole is determined according to the width between the lateral post and the stopper post.
In the above description, the brake plate is rotatably connected to the middle of the limiting post, and the two ends of the brake plate are located at the inner positions of the two side plates of the pulley shaft bracket.
The utility model is suitable for a wire of various specifications erects work when taking place the broken string, can in time lock the wire that backs, avoids taking place the condition of falling the line, improves the security of stringing construction, falls to the minimum with the loss, convenient to use, easy operation easily promotes.
Claims (5)
1. The utility model provides a transmission line prevents two coaster devices of off-track, includes coaster pedestal (1), its characterized in that: the middle parts of two sides of the pulley shaft frame (1) are respectively and correspondingly dug to form rectangular through holes (2), each rectangular through hole (2) is respectively provided with a support plate (3) above and below the rectangular through hole (2), a support column (4) is arranged between the two support plates (3), the support columns (4) on two sides of the pulley shaft frame (1) are respectively and slidably connected with two displacement plates (5), a brake component is arranged between each left and right corresponding displacement plate (5), and the displacement plates (5) are fixedly connected with the side surfaces of the pulley shaft frame (1) through puller bolts (6).
2. The transmission line prevents double block device of moving away of line of claim 1 which characterized in that: the support plate (3) is fixedly connected with the side face of the pulley shaft frame (1), two support columns (4) are arranged on each side of the pulley shaft frame (1), and the two support columns (4) are located on two sides of the rectangular through hole (2) respectively.
3. The electric transmission line anti-run-out double-pulley device of claim 1, which is characterized in that: the two brake assemblies are symmetrically distributed up and down, and each brake assembly is composed of a limiting column (7), a brake plate (8) and a transverse column (9).
4. The electric transmission line anti-run-out double-pulley device according to claim 3, characterized in that: the pulley shaft frame is characterized in that the two ends of the transverse column (9) penetrate through the rectangular through holes (2) and are fixedly connected with the support plates (3) on the two sides of the pulley shaft frame (1), the transverse column (9) is connected with the brake plates (8) in a rotating mode, the outer portion of each brake plate (8) is provided with the limiting column (7) respectively, and the two ends of each limiting column (7) penetrate through the rectangular through holes (2) and are fixedly connected with the corresponding support plates (3).
5. The transmission line prevents double block device of moving away of line of claim 3 which characterized in that: the brake plate (8) is composed of a shaft sleeve and an arc-shaped plate, the arc-shaped plate is arranged on one side of the shaft sleeve, the shaft sleeve is rotatably connected with the cross column (9), and an anti-skid layer (10) is arranged on the inner wall of the arc-shaped plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221620566.0U CN217934805U (en) | 2022-06-27 | 2022-06-27 | Transmission line prevents two coaster devices of off-tracking |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221620566.0U CN217934805U (en) | 2022-06-27 | 2022-06-27 | Transmission line prevents two coaster devices of off-tracking |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217934805U true CN217934805U (en) | 2022-11-29 |
Family
ID=84185454
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221620566.0U Active CN217934805U (en) | 2022-06-27 | 2022-06-27 | Transmission line prevents two coaster devices of off-tracking |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217934805U (en) |
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2022
- 2022-06-27 CN CN202221620566.0U patent/CN217934805U/en active Active
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