CN206283189U - Rope ladder hangs coaster - Google Patents

Abstract

The utility model provides a soft ladder suspension tackle, comprising a pulley mechanism, a suspension frame arranged on the upper part of the pulley mechanism and a locking frame arranged on the upper part of the suspension frame, one end of the locking frame is connected with the upper part of the suspension frame The end face is hinged, and the hanging part of the suspension frame is provided with a guide hole, the other end of the locking frame passes through the guide hole, and the other end of the locking frame is provided with a A lock block that can contact the lower part of the suspension frame under the action of its own gravity. The soft ladder suspension block provided by the utility model is provided with a suspension frame, a locking frame and a lock block on the pulley mechanism. The block can realize the function of automatic locking through its own weight. After locking, it can ensure that the block is not easy to fall off, which greatly enhances the safety of the suspension block. It is easy to operate, suitable for a wide range of environments, and improves work efficiency.

Description

Soft ladder suspension block

technical field

The utility model belongs to the technical field of electric power construction, and more specifically relates to a soft ladder suspension tackle.

Background technique

Transmission lines are an important part of the power grid and play a role in the transmission of electrical energy. The operating environment of transmission lines is complex, the distribution range is wide, and there are many regions across. Whether it is replacing insulators or replacing fittings, many tasks require hanging ladders for operations. At present, the pulley used for conveying ladders often slips down during use, which damages tools and even endangers the safety of workers, posing a great potential safety hazard.

Utility model content

The purpose of the utility model is to provide a soft ladder suspension block, aiming to solve the problem in the prior art that the block is easy to slip after hanging the soft ladder.

In order to achieve the above object, the technical solution adopted by the utility model is: provide a kind of soft ladder suspension tackle, comprising: a pulley mechanism, a suspension frame located on the upper part of the pulley mechanism and a locking frame located on the upper part of the suspension frame, the One end of the locking frame is hinged with the upper end surface of the suspension frame, and a guide hole is provided on the articulated part of the suspension frame, the other end of the locking frame passes through the guiding hole, and the other end of the locking frame is There is a locking block that can hold the guide hole and contact the lower part of the suspension frame under its own gravity.

Further, the suspension frame includes a base plate, a support plate, a guide plate and a locking plate, the base plate is connected to the pulley mechanism, the lower part of the support plate is connected to the base plate, and the upper part of the support plate is connected to the The guide plate is connected, the angle α between the plate surface of the guide plate and the plate surface of the substrate is 40°-70°, the guide hole is arranged on the guide plate, and the locking plate is obliquely arranged on the The upper part of the base plate, and the inclination direction of the locking plate is consistent with the inclination direction of the guide plate.

Further, the included angle β between the plate surface of the locking plate and the plate surface of the base plate is 30°-50°.

Further, the support plate includes a longitudinal support plate and a transverse support plate, the lower end of the longitudinal support plate is connected to the base plate, one side of the transverse support plate is connected to the upper end of the longitudinal support plate, and the transverse support plate is connected to the upper end of the longitudinal support plate. The other side of the support plate is connected to the upper part of the guide plate, and the surface of the longitudinal support plate is perpendicular to the surface of the transverse support plate and the surface of the base plate.

Further, the locking frame includes a rotating strut, a transition strut and an arc-shaped guide rod, one end of the rotating strut is hinged to the upper surface of the transverse strut, and the rotating strut is connected to the transverse The hinge axis of the support plate is parallel to the board surfaces of the guide plate and the locking plate respectively, and the hinge axis is perpendicular to the central axis of the guide hole, and the other end of the rotating strut is connected to the transition strut The upper end of the transition rod is hinged, the lower end of the transition rod is hinged with the upper end of the guide rod, the guide rod passes through the guide hole, and the lower end of the guide rod is provided with the lock block.

Further, the central axis of the rotating strut, the transition strut and the guide rod are all in the same plane, and the included angle δ between the central axis of the transition strut and the central axis of the rotating strut is 30°-90°.

Further, the locking block is cylindrical, the outer diameter of the locking block is larger than the inner diameter of the guide hole, and the central axis of the locking block can be perpendicular to the surface of the locking plate.

Further, the center of the center axis of the guide rod coincides with the hinge axis.

Further, the pulley mechanism includes a pulley and a pulley frame, the pulley is connected to the lower part of the pulley frame through a rotating shaft, and the upper part of the pulley frame is connected to the base plate through a pin shaft.

Further, both the pulley mechanism and the lock block are made of insulating material.

The beneficial effect of the soft ladder suspension block provided by the utility model is that compared with the prior art, the utility model soft ladder suspension block is provided with a suspension frame, a locking frame and a lock block on the pulley mechanism, and when the insulating operating rod is used to stir up the locking frame , the locking frame is in the non-locking state. After being hooked by the suspension frame, the lock block can realize the automatic locking function through its own weight. After locking, it can ensure that the tackle is not easy to fall off, which greatly enhances the safety of the suspension tackle. It is simple, applicable to a wide range of environments, and improves work efficiency.

Description of drawings

Fig. 1 is a schematic diagram of the use state of the ladder suspension block provided by the embodiment of the present invention;

Fig. 2 is the second schematic diagram of the use state of the soft ladder suspension block provided by the embodiment of the present invention;

Fig. 3 is the left side view of the soft ladder suspension tackle in Fig. 1.

In the figure: 1. pulley mechanism; 2. suspension frame; 3. locking frame; 4. guide hole; 5. lock block; 6. base plate; 7. support plate; 8. guide plate; 9. locking plate; 10. longitudinal direction Support plate; 11, transverse support plate; 12, rotating support rod; 13, transition support rod; 14, guide rod; 15, pulley; 16, pulley frame; 17, lanyard; 18, soft ladder;

detailed description

In order to make the technical problems, technical solutions and beneficial effects to be solved by the utility model clearer, the utility model will be further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model, and are not intended to limit the utility model.

Please refer to Fig. 1 to Fig. 3 together, now the ladder suspension tackle provided by the utility model is described. Described soft ladder suspension tackle comprises a pulley mechanism 1, a suspension frame 2 located at the top of the pulley mechanism 1 and a locking frame 3 located at the top of the suspension frame, one end of the locking frame 3 is hinged with the upper end surface of the suspension frame 2, and the suspension frame 2 The articulated part is provided with a guide hole 4, the other end of the locking frame 3 runs through the guide hole 4, and the other end of the locking frame 3 is provided with a lower part that can block the guide hole 4 and can be connected to the suspension frame 2 under its own gravity. Contact lock block 5. In the initial state, the lock block 5 is in contact with the lower part of the suspension frame 2, and the locking frame 3 seals the opening part of the articulated part of the suspension frame 2, so that the suspension frame 2 is in a locked state. In the upper part, under the action of gravity, the pulley structure 1 and the suspension frame 2 will rotate downward around the hinge axis, while the locking frame 3 will rotate upwards relatively around the hinge axis, and the lock block 5 will be far away from the bottom of the suspension frame 2, and due to the lock Block 5 has a limiting effect, the locking frame 3 will not escape from the guide hole 4, and the articulated part of the suspension frame 2 is in a non-blocking state. The articulated part of the suspension frame 2 is hung on the designated cross arm 19, and then the insulated operating rod Unclamp the locking frame 3, and the locking frame 3 makes the locking block 5 contact with the bottom of the suspension frame 2 again under the action of its own gravity and the gravity of the locking block 5, and the articulated part of the suspension frame 2 forms a closed state again because of the locking frame 3, that is complete lockout.

The soft ladder suspension tackle provided by the utility model, compared with the prior art, by setting the suspension frame 2, the locking frame 3 and the locking block 5 on the pulley mechanism, when the insulating operating rod is used to stir the locking frame 3, the locking frame 3 is in the In the non-locking state, the articulated part of the suspension frame 2 is opened. After being articulated by the suspension frame 2, the lock block 5 can realize the automatic locking function through its own weight. High safety, simple operation, low operating intensity, wide application environment, and improved work efficiency.

Further, please refer to Fig. 1 to Fig. 3 together, as a specific embodiment of the ladder suspension tackle provided by the utility model, the suspension frame 2 includes a base plate 6, a support plate 7, a guide plate 8 and a locking plate 9, and the base plate 6 It is connected with the pulley mechanism 1, the lower part of the support plate 7 is connected with the base plate 6, the upper part of the support plate 7 is connected with the guide plate 8, and the angle α between the plate surface of the guide plate 8 and the plate surface of the base plate 6 is 40°-70°, The guide hole 4 is arranged on the guide plate 8 , and the locking plate 9 is obliquely arranged on the upper part of the base plate 6 , and the inclination direction of the locking plate 9 is consistent with the inclination direction of the guide plate 8 . The base plate 6 is mainly used to provide a platform connected to the pulley mechanism 1; the support plate 2 cooperates with the guide plate 8 to form a structure similar to a hook, and then jointly forms the articulated part of the suspension frame 2; The position limit makes the position of the locking frame 3 stable in the radial plane of its rotation, so that the locking frame 3 can always maintain the closed state of the articulated part in the locked state; the locking plate 9 is mainly used to facilitate the locking block 5 and the suspension The contact of the lower part of the frame 2 is more likely to form a locked state.

Preferably, as a specific embodiment of the ladder suspension block provided by the utility model, in order to further optimize the rotation action of the locking frame 3 and make the hooking and locking process smoother, the plate surface of the guide plate 8 and the plate surface of the base plate 6 The included angle α is 40°-45°

Further, please refer to Fig. 1 to Fig. 3, as a specific embodiment of the ladder suspension block provided by the present invention, in order to facilitate the contact between the lock block 5 and the suspension frame 2, so that the unlocking and locking actions are smoother, the locking plate The angle β between the plate surface of 9 and the plate surface of the substrate 6 is 30°-50°.

Further, referring to Fig. 1 to Fig. 3, as a specific embodiment of the ladder suspension block provided by the utility model, the support plate 7 includes a longitudinal support plate 10 and a transverse support plate 11, and the lower end of the longitudinal support plate 10 is connected to the base plate 6 , one side of the transverse support plate 11 is connected to the upper end of the longitudinal support plate 10, the other side of the transverse support plate 11 is connected to the upper part of the guide plate 8, and the plate surfaces of the longitudinal support plate 10 are respectively perpendicular to the plate surfaces of the transverse support plate 11 And the board surface of the substrate 6. The above-mentioned support plate 7 has a simple structure, is convenient to manufacture, has a high working strength, and can cooperate with the guide plate 8 to form a stable articulated structure.

Preferably, as a specific embodiment of the ladder suspension block provided by the present invention, the base plate 6, the support plate 7, the guide plate 8 and the locking plate 9 are all made of aluminum alloy plates with a thickness of 4mm-6mm, and the strength of the aluminum alloy material is High, light weight, can effectively reduce the overall weight of the tackle, easy to carry and use.

Further, please refer to Fig. 1 to Fig. 3, as a specific embodiment of the ladder suspension tackle provided by the present invention, the locking frame 3 includes a rotating strut 12, a transition strut 13 and an arc-shaped guide rod 14, and the swivel strut One end of the rod 12 is hinged to the upper surface of the transverse support plate 11, and the hinge axes of the rotating support rod 12 and the transverse support plate 11 are respectively parallel to the plate surfaces of the guide plate 8 and the locking plate 9, and the hinge axis is perpendicular to the direction of the guide hole 4. Central axis, the other end of the rotating strut 12 is hinged with the upper end of the transition strut 13, the lower end of the transition strut 13 is hinged with the upper end of the guide rod 14, the guide rod 14 runs through the guide hole 4, and the lower end of the guide rod 14 is provided with a lock Block 5. The locking frame 3 is a rod-shaped structure, which occupies a small space overall. The rotating rod 12 drives the transition rod 13 to make the guide rod 14 rotate. The arc-shaped guide rod 14 is not easy to get stuck at the guide hole 4 during the rotation process. phenomenon, the rotation is flexible, and the locking frame 3 is easy to manufacture, which is conducive to optimizing the rotation of the locking frame 3, thereby making the unlocking and locking process smoother.

Preferably, as a specific embodiment of the ladder suspension block provided by the present invention, the rotating strut 12, the transition strut 13 and the guide rod 14 are all made of iron.

Further, please refer to Fig. 1 to Fig. 3, as a specific embodiment of the ladder suspension tackle provided by the present invention, the central axes of the rotating strut 12, the transition strut 13 and the guide rod 14 are all in the same plane, and the transition The included angle δ between the central axis of the strut 13 and the central axis of the rotating strut 12 is 30°-90°. The position where the aforementioned insulating operating rod stirs up the locking frame 3 is the joint between the rotating strut 12 and the transition strut 13. This joint forms a natural structure that can be hooked, and there is no need to additionally set up a hook that matches the insulating operating rod. structure, the locking frame 3 can quickly release the locked state after the insulating operating rod is lifted here, further improving work efficiency.

Preferably, as a specific implementation of the ladder suspension block provided by the present invention, in order to further optimize the rotation of the locking frame 3 and save space to the greatest extent, the ratio of the length of the transition strut 13 to the rotating strut 12 is 1 :1.5-1:2.

Preferably, as a specific embodiment of the ladder suspension tackle provided by the present invention, the included angle δ between the central axis of the transition strut 13 and the central axis of the rotating strut 12 is 35°-40°

Further, referring to Fig. 1 to Fig. 3, as a specific embodiment of the ladder suspension block provided by the present invention, the lock block 5 is cylindrical, the outer diameter of the lock block 5 is larger than the inner diameter of the guide hole 4, and the lock block 5 The central axis can be perpendicular to the plate surface of the locking plate 9 . The cylindrical lock block is convenient to manufacture and has good locking effect.

Further, please refer to FIG. 1 to FIG. 3 , as a specific embodiment of the ladder suspension tackle provided by the present invention, the center of the center axis of the guide rod 14 coincides with the hinge axis. The guide rod 14 also rotates around the center of the plane where its own central axis is located substantially during the rotation process, and the guide rod 14 moves along the same path all the time in the guide hole 4 during the rotation process. The positions in the guide holes 4 coincide, the guide rod 14 does not get stuck during the rotation process, and the rotation process is very smooth.

Preferably, as a specific embodiment of the ladder suspension block provided by the present invention, the guide hole 4 is an arc-shaped hole matching the shape of the guide rod 14 .

Further, referring to Fig. 1 to Fig. 3, as a specific embodiment of the ladder suspension block provided by the present invention, the pulley mechanism 1 includes a pulley 15 and a pulley frame 16, the pulley 15 and the bottom of the pulley frame 16 are connected by a rotating shaft, The upper part of the pulley frame 16 is connected with the base plate 6 by a pin shaft. The pulley mechanism 1 is mainly used to transfer the ladder 18. The use process is specifically to connect the top of the ladder 18 to one end of the lanyard 17, and pass the other end of the lanyard 17 through the upper part of the pulley 15. Pull the other end of lanyard 17 to promote soft ladder to designated position. The pulley frame 16 is connected with the base plate 6 for rotation. After being hung, the pulley mechanism 1 can rotate relative to the suspension frame 2 in the horizontal plane, so that the hanging direction of the soft ladder 18 can be adjusted arbitrarily according to actual usage conditions, further improving the convenience of use.

Preferably, referring to Fig. 1 to Fig. 3, as a specific embodiment of the ladder suspension block provided by the present invention, the pulley frame 16 is a "door" frame, and the pulley 15 is connected with the frame bodies on both sides through a rotating shaft. 15 and the pulley frame 16 form a four-sided closed space, after the hanging rope 17 passes through the space, the ladder 18 is lifted, and after hanging, the space can limit the movement of the hanging rope 17 in the horizontal direction Function, to prevent the lanyard 17 from breaking away from the pulley mechanism 1 in the course of operation to cause a safety accident.

Further, please refer to FIG. 1 to FIG. 3 , as a specific implementation of the ladder suspension block provided by the present invention, in order to improve the safety of use, the pulley mechanism 1 and the lock block 5 are made of insulating materials.

For the use process, please refer to Figure 1 and Figure 2:

Hanging rope 17 is connected with ladder 18 earlier on the ground, and the other end passes pulley mechanism 1. First use the insulating operating rod to lift the position where the rotating strut 12 is connected to the transition strut 13, the locking frame 3 is in an unlocked state, and the articulated portion of the suspension frame 2 is open, at this time, hang the articulated portion to the crossarm at the designated position 19 on. Subsequently, the insulating operating rod is separated from the locking frame 3, and under the action of gravity, the locking frame 3 rotates downward and returns to the initial locking position. Pull the other end of hanging rope 17 on the ground at last, the position of soft ladder 18 is adjusted and promptly finished the suspension of soft ladder. After finishing using, still utilize the insulation operating rod to stir up the position that rotating strut 12 is connected with transition strut 13, the articulated portion of suspension frame 2 is opened, and the complete dismounting that stirs tackle block breaks away from cross arm 19 is finished.

The above descriptions are only preferred embodiments of the present utility model, and are not intended to limit the present utility model. Any modifications, equivalent replacements and improvements made within the spirit and principles of the present utility model shall be included in this utility model. within the scope of protection of utility models.

Claims (10)

1. Soft ladder suspension block, it is characterized in that: comprise pulley mechanism, be located at the suspension frame on described pulley mechanism top and be located at the locking frame on described suspension frame top, one end of described locking frame and the upper end surface of described suspension frame Hinged, the hanging part of the suspension frame is provided with a guide hole, the other end of the locking frame passes through the guide hole, and the other end of the locking frame is provided with a A lock block capable of contacting the lower part of the suspension frame under the action of gravity. 2. The soft ladder suspension block as claimed in claim 1, wherein: the suspension frame includes a base plate, a support plate, a guide plate and a locking plate, the base plate is connected with the pulley mechanism, and the bottom of the support plate is connected to the pulley mechanism. The base plate is connected, the upper part of the support plate is connected with the guide plate, the angle α between the plate surface of the guide plate and the plate surface of the base plate is 40°-70°, and the guide hole is arranged on the On the guide plate, the lock plate is obliquely arranged on the upper part of the base plate, and the inclination direction of the lock plate is consistent with the inclination direction of the guide plate. 3. The ladder suspension block according to claim 2, characterized in that: the angle β between the surface of the locking plate and the surface of the base plate is 30°-50°. 4. The soft ladder suspension block as claimed in claim 2, wherein the support plate comprises a longitudinal support plate and a transverse support plate, the lower end of the longitudinal support plate is connected to the base plate, and one of the transverse support plates One side is connected to the upper end of the longitudinal support plate, the other side of the transverse support plate is connected to the upper part of the guide plate, and the surface of the longitudinal support plate is perpendicular to the surface of the transverse support plate and the The board surface of the above-mentioned substrate. 5. The soft ladder suspension block as claimed in claim 4, characterized in that: the locking frame includes a rotating strut, a transition strut and an arc-shaped guide rod, and one end of the rotating strut is connected to the side of the transverse strut. The upper plate surface is hinged, the hinge axes of the rotating strut and the transverse support plate are respectively parallel to the plate surfaces of the guide plate and the locking plate, and the hinge axis is perpendicular to the central axis of the guide hole, The other end of the rotating strut is hinged to the upper end of the transition strut, the lower end of the transition strut is hinged to the upper end of the guide rod, the guide rod passes through the guide hole, and the guide rod The lower end is provided with the lock block. 6. The soft ladder suspension block as claimed in claim 5, characterized in that: the central axis of the rotating strut, the transition strut and the guide rod are all in the same plane, and the central axis of the transition strut The included angle δ with the central axis of the rotating strut is 30°-90°. 7. The soft ladder suspension block as claimed in claim 5, wherein the lock block is cylindrical, the outer diameter of the lock block is greater than the inner diameter of the guide hole, and the central axis of the lock block can be perpendicular to the plate surface of the locking plate. 8. The ladder suspension block as claimed in claim 5, wherein the center of the center axis of the guide rod coincides with the hinge axis. 9. The soft ladder suspension block as claimed in claim 2, wherein: the pulley mechanism comprises a pulley and a pulley frame, the pulley is connected with the bottom of the pulley frame through a rotating shaft, and the top of the pulley frame is connected with the pulley frame. The base plates are connected by pins. 10. The ladder suspension block as claimed in claim 1, wherein the pulley mechanism and the locking block are made of insulating material.