阅读说明：本技术 一种绞吸挖泥船用的绞车装置 (Winch device for cutter suction dredger ) 是由 刘和明 杨嵩 钱梵梵 鲁磊 于 2021-08-04 设计创作，主要内容包括：本发明公开了一种绞吸挖泥船用的绞车装置,涉及牵引设备技术领域,基座,所述基座上安装有卷筒以及分力组件,所述分力组件包括：夹持机构,其包括安装框,所述安装框上设置有夹持组件,钢丝绳从所述卷筒伸出后穿过所述安装框,当钢丝绳静止时,所述夹持组件夹持所述钢丝绳；滑轨架组件,其包括导轨杆,所述安装框通过导轨杆滑动连接于基座上,所述导轨杆与所述卷筒平行设置；本发明中,可以将静态下的卷筒上一部分的拉力进行分担,有利于缓解钢丝绳对绞车卷辊以及卷辊上的钢丝绳从而产生极大的挤压力,对静止状态下的卷筒以及卷筒上的钢丝绳起到有效的保护效果。(The invention discloses a winch device for a cutter suction dredger, which relates to the technical field of traction equipment, and comprises a base, wherein a winding drum and a component assembly are arranged on the base, and the component assembly comprises: the clamping mechanism comprises an installation frame, a clamping assembly is arranged on the installation frame, the steel wire rope penetrates through the installation frame after extending out of the winding drum, and when the steel wire rope is static, the clamping assembly clamps the steel wire rope; the sliding rail frame assembly comprises a guide rail rod, the mounting frame is connected to the base in a sliding mode through the guide rail rod, and the guide rail rod and the winding drum are arranged in parallel; according to the invention, a part of tension on the static winding drum can be shared, so that the steel wire rope on the winch winding drum and the winding drum can be relieved, a great extrusion force is generated, and an effective protection effect is achieved on the static winding drum and the steel wire rope on the winding drum.)

1. The utility model provides a winch device that cutter suction dredger was used, includes base (1), its characterized in that, install reel (2) and component subassembly (3) on base (1), component subassembly (3) include:

the clamping mechanism (4) comprises a mounting frame (4.1), a clamping assembly (4.2) is arranged on the mounting frame (4.1), the steel wire rope penetrates through the mounting frame (4.1) after extending out of the winding drum (2), and when the steel wire rope is static, the clamping assembly (4.2) clamps the steel wire rope;

the sliding rail frame assembly (5) comprises a guide rail rod (5.1), the installation frame (4.1) is connected to the base (1) through the guide rail rod (5.1) in a sliding mode, and the guide rail rod (5.1) is arranged in parallel with the winding drum (2).

2. A winch arrangement for a cutter suction dredger according to claim 1, wherein the clamping assembly (4.2) comprises two oppositely arranged mounting plates (4.21), each of the mounting plates (4.21) being connected to the mounting frame (4.1) by means of a telescopic cylinder (4.22).

3. A winch arrangement for a cutter suction dredger according to claim 2, wherein a feedback assembly (4.3) is provided between the telescopic cylinder (4.22) and the drum (2), the feedback assembly (4.3) being configured to: when the winding drum (2) rotates, the feedback assembly (4.3) controls the telescopic cylinder (4.22) to loosen the steel wire rope, and when the winding drum (2) stops, the telescopic cylinder (4.22) is controlled to clamp the steel wire rope.

4. The winch device for the cutter suction dredger according to claim 2, wherein a mounting groove (4.211) is formed in the mounting plate (4.21), a rotating roller (4.212) which is in contact with a steel wire rope is arranged in the mounting groove (4.211) in a matching manner, and two ends of the rotating roller (4.211) are connected with the mounting plate (4.21) through elastic telescopic assemblies (6).

5. The winch device for the cutter suction dredger according to claim 4, wherein the elastic telescopic assembly (6) comprises a connecting column (4.213) and a tension spring (4.214) sleeved on the connecting column (4.213), two ends of the connecting column (4.213) are respectively connected with the rotating roller (4.212) and the mounting plate (4.21), and the end of the connecting column (4.213) is connected with the mounting plate (4.21) through the tension spring (4.214).

6. The winch arrangement for cutter suction dredger according to claim 2, characterized in that the alarm (4.216) is fixed on one side of the mounting frame (4.1), and the alarm (4.216) is in sliding contact with a metal sheet (4.215) fixed to the mounting plate (4.21).

7. The winch device for the cutter suction dredger according to claim 1, wherein the inner wall of the mounting frame (4.1) is provided with a path slot (4.11) for limiting the moving track of the mounting plate (4.21), and the inside of the path slot (4.11) is adapted with a protruding piece (4.12) fixed with the mounting plate (4.21).

8. The winch arrangement for a cutter suction dredger according to claim 2, wherein the mounting plate (4.21) is fixed with a connection frame (4.23) which is movably penetrated with the output shaft of the telescopic cylinder (4.22).

9. A winch arrangement for a cutter suction dredger according to claim 1, characterized in that the skid frame assembly (5) comprises support blocks (5.2) for parallel fixation of the guide rail rods (5.1) on the base (1).

10. The winch device for the cutter suction dredger according to claim 1, wherein an oil storage groove (5.11) for storing lubricating oil is formed in the outer side surface of the guide rail rod (5.1), and a plurality of oil storage pits (5.12) are formed in the bottom of the oil storage groove (5.11).

Technical Field

The invention relates to the technical field of traction equipment, in particular to a winch device for a cutter suction dredger.

Background

The cutter suction dredger is that soil at river bottom or sea bottom is loosened by rotating reamer, mixed with cement to form slurry, sucked into pump body via suction pipe and sent to sludge discharge area via sludge discharge pipe, and the hull is usually equipped with corresponding winch device to drag the cutter suction head.

The prior Chinese patent publication number is as follows: CN105398995A, which is named as a winch and comprises a shaft, a first baffle plate, a first friction plate, a ratchet wheel, a second friction plate, a second baffle plate, a first gear and a pawl assembly, wherein the rotating shaft is rotatably arranged in a base, and the first baffle plate, the first friction plate, the ratchet wheel, the second friction plate, the second baffle plate and the first gear are sequentially sleeved on the rotating shaft; the first gear is in threaded connection with the rotating shaft; pawl subassembly and ratchet cooperate, and pawl subassembly is used for ending the ratchet to have and be difficult for receiving the damage, more durable, and simple structure, convenient assembling's effect.

The existing winch device has the defects that the contact area of the steel wire rope with the winch winding roller and the steel wire rope on the winding roller is small when the existing winch device is in a long-time static traction state, the steel wire rope in a tight state generates great extrusion force on the winch winding roller and the steel wire rope on the winding roller, and the requirements on the whole power system and the whole transmission system are high.

Disclosure of Invention

The invention aims to provide a winch device for a cutter suction dredger, which aims to overcome the defects in the prior art.

In order to achieve the above purpose, the invention provides the following technical scheme:

the utility model provides a winch device that cutter suction dredger was used, includes the base, install reel and component assembly on the base, component assembly includes:

the clamping mechanism comprises an installation frame, a clamping assembly is arranged on the installation frame, the steel wire rope penetrates through the installation frame after extending out of the winding drum, and when the steel wire rope is static, the clamping assembly clamps the steel wire rope;

the sliding rail frame assembly comprises a guide rail rod, the mounting frame is connected to the base in a sliding mode through the guide rail rod, and the guide rail rod and the winding drum are arranged in parallel.

Preferably, the clamping assembly comprises two oppositely arranged mounting plates, and each mounting plate is connected to the mounting frame through a telescopic cylinder.

Preferably, a feedback assembly is provided between the telescopic cylinder and the winding drum, the feedback assembly being configured to: when the winding drum rotates, the feedback assembly controls the telescopic cylinder to loosen the steel wire rope, and when the winding drum stops, the telescopic cylinder is controlled to clamp the steel wire rope.

Preferably, the mounting panel has been seted up the mounting groove, the adaptation is provided with the live-rollers that contact with wire rope in the mounting groove, the both ends of live-rollers all through the flexible subassembly with the mounting panel is connected.

Preferably, the elastic telescopic assembly comprises a connecting column and a tension spring sleeved on the connecting column, the two ends of the connecting column are respectively connected with the rotating roller and the mounting plate, and the end part of the connecting column is connected with the mounting plate through the tension spring.

Preferably, an alarm is fixed on one side of the mounting frame, and a metal sheet fixed with the mounting plate is in sliding contact with the alarm.

Preferably, the inner wall of the mounting frame is provided with a path groove for limiting the moving track of the mounting plate, and the inside of the path groove is adapted with a protruding piece fixed with the mounting plate.

Preferably, a connecting frame movably penetrating through the output shaft of the telescopic cylinder is fixed on the mounting plate.

Preferably, the slide rail frame assembly comprises a support block for fixing the guide rail rod on the base in parallel.

Preferably, the outer side surface of the guide rail rod is provided with an oil storage groove for storing lubricating oil, and the bottom of the oil storage groove is provided with a plurality of oil storage pits.

In the above technical scheme, according to the winch device for the cutter suction dredger provided by the invention, when the winding drum is in a static state, under the action of the feedback assembly, the clamping mechanism clamps the steel wire rope through the clamping assembly and drives the steel wire rope to move towards the direction of the winding drum, so that a part of tension on the winding drum in the static state is shared, the steel wire rope can be relieved from a winding roller of the winch and the steel wire rope on the winding roller, a great extrusion force is generated, an effective protection effect is achieved on the winding drum and the steel wire rope on the winding drum in the static state, and the load requirements of a power system and a transmission system are reduced.

Drawings

In order to more clearly illustrate the embodiments of the present application or technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to the drawings.

FIG. 1 is a schematic perspective view of a winch assembly for a cutter suction dredger according to the present invention;

FIG. 2 is a schematic cross-sectional view of a mounting frame of a winch apparatus for a cutter suction dredger according to the present invention;

FIG. 3 is a schematic view of a side surface of a mounting plate of a winch device for a cutter suction dredger in contact with a wire rope according to the present invention;

FIG. 4 is a schematic cross-sectional view taken along line A-A of FIG. 3 in accordance with the present invention;

FIG. 5 is an enlarged view of the invention at B of FIG. 4;

FIG. 6 is a transverse cross-sectional view of a mounting frame of a winch apparatus for a cutter suction dredger according to the present invention;

FIG. 7 is a schematic top view of a connection frame of a winch apparatus for a cutter suction dredger of the present invention, connecting a telescoping cylinder and a mounting plate;

FIG. 8 is a schematic view of a partial external view of a guide rail bar of a winch apparatus for a cutter suction dredger according to the present invention;

FIG. 9 is a side view of a mounting frame of a winch assembly for a cutter suction dredger according to the present invention;

FIG. 10 is a schematic view, partly in section, of a plate type cassette of a winch arrangement for a cutter suction dredger according to the invention;

FIG. 11 is a schematic cross-sectional view of the feedback assembly of the winch assembly for a cutter suction dredger according to the present invention;

FIG. 12 is a schematic structural view of the front side of a mounting frame of a winch device for a cutter suction dredger according to the present invention;

FIG. 13 is an enlarged view at C of FIG. 12 in accordance with the present invention;

FIG. 14 is a side view of the mounting plate of the winch apparatus for a cutter suction dredger according to the present invention.

Description of reference numerals:

1. a base; 2. a reel; 3. a force component assembly; 4. a clamping mechanism; 4.1, installing a frame; 4.11, a path slot; 4.12, a protruding piece; 4.13, a storage cavity; 4.14, plate type box; 4.15, communicating pipes; 4.16, strip-shaped circulation ports; 4.17, sponge blocks; 4.2, clamping the assembly; 4.21, mounting plates; 4.211, mounting grooves; 4.212, a turning roll; 4.213, connecting columns; 4.214, a tension spring; 4.215, sheet metal; 4.216, alarm; 4.22, a telescopic cylinder; 4.23, connecting frames; 4.3, a feedback component; 4.31, a shielding box; 4.32, a switch; 4.33, a movable pulley component; 4.34, a trigger block; 4.35, an electromagnet assembly; 4.36, an electromagnetic ring frame; 4.37, a movable magnetic block; 5. a slide rail frame assembly; 5.1, guide rail rods; 5.11, an oil storage tank; 5.12, an oil storage pit; 5.2, supporting blocks; 6. an elastic telescopic component.

Detailed Description

In order to make the technical solutions of the present invention better understood, those skilled in the art will now describe the present invention in further detail with reference to the accompanying drawings.

Referring to fig. 1 to 14, a winch apparatus for a cutter suction dredger according to an embodiment of the present invention includes a base 1, a drum 2 and a force component assembly 3 are mounted on the base 1, and the force component assembly 3 includes:

the clamping mechanism 4 comprises an installation frame 4.1, a clamping component 4.2 is arranged on the installation frame 4.1, the steel wire rope penetrates through the installation frame 4.1 after extending out of the winding drum 2, and when the steel wire rope is static, the clamping component 4.2 clamps the steel wire rope;

and the slide rail frame assembly 5 comprises a guide rail rod 5.1, the mounting frame 4.1 is connected to the base 1 in a sliding mode through the guide rail rod 5.1, and the guide rail rod 5.1 is arranged in parallel with the winding drum 2.

Specifically, a cutter suction dredger is generally equipped with a corresponding winch to pull and drag a cutter suction head, the contact area between a steel wire rope and a winch winding roller and the steel wire rope on the winding roller is small when the existing winch device is in a long-time static traction state, and the steel wire rope in a tight state generates great extrusion force on the winch winding roller and the steel wire rope on the winding roller.

Specifically, the winding drum 2 is an existing winding drum 2 used for winding a steel wire rope on an existing winch, the base 1 is an existing base plate block which plays a supporting and installing role on the winch, the component force component assembly 3 is arranged in parallel with the axis side of the winding drum 2, so that the steel wire rope which is not wound on the winding drum 2 can be clamped conveniently in a static state to realize the component force effect, the clamping mechanism 4 exerts pressure on two side faces of a rope body of the steel wire rope through the clamping assembly 4.2 to play a role in clamping and fastening, the opening face 4.1 of the installation frame 4.1 is parallel to the axis of the winding drum 2, so that the steel wire rope can vertically penetrate through the installation frame 4.1, meanwhile, the clamping assembly 4.2 exerts pressure vertical extrusion force on two side faces of the rope body of the steel wire rope in the static state to play a good clamping effect, the two guide rail rods 5.1 movably vertically penetrate through the side faces of the installation frame 4.1, and the two guide rail rods 5.1 are kept in a parallel state with the base 1, the two guide rail rods 5.1 are symmetrically distributed close to the upper end and the lower end of the mounting frame 4.1 respectively, so that the mounting frame 4.1 can keep good stability when moving along the guide rail rods 5.1.

Wherein, two storage chambers 4.13 which are respectively close to the guide rail rod 5.1 are arranged inside the mounting frame 4.1, preferably, the storage chambers 4.13 are cylindrical chambers with the axes of the chambers coinciding with the axes of the guide rail rod 5.1, corresponding feed inlets and discharge ports are arranged on the storage chambers 4.13, thereby facilitating the injection and supplement of paste lubricating oil inside the storage chambers 4.13, paste lubricating oil for the lubricating action of the guide rail rod 5.1 is filled inside the storage chambers 4.13, a plate-shaped box 4.14 is arranged in parallel on one side of the mounting frame 4.1, the upper end and the lower end of the plate-shaped box 4.14 are fixedly connected with the storage chambers 4.13 through a communicating pipe 4.15, so that the plate-shaped box 4.14 and the storage chambers 4.13 are in a conducting state, thereby being beneficial to supplement of the lubricating oil in the plate-shaped box 4.14, a strip-shaped circulation port 4.16 for a steel wire rope to pass through is arranged on the side surface of the plate-shaped box 4.14, a sponge block 41.7 which is adhered with the lubricating oil is fixed inside the plate-shaped box 4.14, in the practical application process, the steel wire rope directly penetrates through the sponge block 41.7, so that the steel wire rope is contacted with and adhered to the paste lubricating oil on the sponge block 41.7, the rope body of the steel wire rope is covered by the lubricating oil in time, and the lubricating and antirust effects on the steel wire rope are achieved.

In the in-service use process, reel 2 on the winch rotates, thereby realize the rolling or the release to wire rope, when reel 2 is in quiescent condition, this moment under feedback component 4.3's effect, fixture 4 carries out the centre gripping to wire rope through centre gripping component 4.2 this moment, and drive wire rope and remove towards the direction that takes place reel 2, thereby share the pulling force of partly on 2 reels under the static state, thereby be favorable to alleviating wire rope on wire rope pair winch winding up roller and the winding up roller and produce very big extrusion force, thereby reel 2 and the wire rope on 2 reels under the quiescent condition play effectual protection effect.

As a preferable technical solution of this embodiment, the clamping assembly 4.2 includes two parallel mounting plates 4.21, a plurality of protruding point blocks are fixed on the surface of the mounting plate 4.21, which increases the stability between the clamping assembly and the steel wire rope, the end portions of the two mounting plates 4.21 are perpendicular to and close to the inner walls of the upper and lower frames of the mounting frame 4.1, the plate surfaces of the two mounting plates 4.21 are parallel to the inner walls of the frames at the two sides of the mounting frame 4.1, each mounting plate 4.21 is connected to the mounting frame 4.1 through a telescopic cylinder 4.22, the output end of the telescopic cylinder 4.22 is perpendicular to the mounting plate 4.21, wherein the end of the telescopic cylinder 4.22 contacting the mounting plate 4.21 is a spherical end or a wheeled board vehicle, so as to reduce the resistance of the telescopic cylinder 4.22 moving in the direction parallel to the plate surfaces of the mounting plates 4.21, wherein the telescopic cylinder 4.22 may preferably be a linear propulsion device with high-strength pushing force such as an air pressure, a hydraulic pressure or a straight rod motor, good and stable driving force is provided for the movement of the mounting plate 4.21 in the mounting frame 4.1, and the telescopic cylinder 4.22 is fixed with the inner wall surface of the mounting frame 4.1.

As a preferred technical solution of this embodiment, a feedback assembly 4.3 is provided between the telescopic cylinder 4.22 and the winding drum 2, and the feedback assembly 4.3 is configured to: when the winding drum 2 rotates, the feedback component 4.3 controls the telescopic cylinder 4.22 to release the steel wire rope, when the winding drum 2 stops, the telescopic cylinder 4.22 is controlled to clamp the steel wire rope, in practical application, the feedback component 4.3 can be a related existing PLC bidirectional circuit control unit, furthermore, the feedback component 4.3 can be preferred, wherein the feedback component 4.3 comprises a shielding box 4.31 fixed on a winch fan, a switch 4.32 connected with the telescopic cylinder 4.22 in a control way is fixed in the shielding box 4.31, a trigger block 4.34 for triggering the switch 4.32 is suspended at the top of the switch 4.32 through a movable pulley component 4.33, the movable pulley component 4.33 is suspended on an electromagnet component 4.35 fixed with the shielding box 4.31, the electromagnet component 4.35 is electrically connected with a circuit unit on the winch for controlling the rotation of the winding drum 2, wherein the electromagnet component 4.35 comprises an electromagnet ring frame 4.36 fixed with the inner wall of the shielding box 4.31, a movable magnetic block 4.37 is arranged at the top of the electromagnet ring frame 4.36, one end of a rope of the movable pulley assembly 4.33 is fixed with the electromagnetic ring frame 4.36, the other end of the rope of the movable pulley assembly 4.33 movably penetrates through the electromagnetic ring frame 4.36 and is fixed with the movable magnetic block 4.37, in the actual use process, when the winding drum 2 stops rotating, the electromagnetic assembly 4.35 is in a power-off state, the power-off magnetic force of the electromagnetic ring frame 4.36 is removed, the electromagnetic mutual exclusion between the electromagnetic ring frame 4.36 and the movable magnetic block 4.37 is avoided, the movable magnetic block 4.37 is in close contact with the electromagnetic ring frame 4.36 under the action of gravity, the trigger block 4.34 connected with the movable pulley assembly 4.33 is in contact with the trigger switch 4.32, so that the switch 4.32 enables the telescopic cylinder 4.22 to start to operate to advance, and in the same way, when the winding drum 2 rotates, the electromagnetic mutual exclusion occurs between the electromagnetic ring frame 4.36 and the movable magnetic block 4.37 again, the movable magnetic block 4.37 rises through the movable pulley assembly 4.33 to enable the trigger block 4.34 to be separated from the trigger switch 4.32, at this time, the telescopic cylinder 4.22 starts to perform a contraction resetting action, so that the feedback assembly 4.3 controls the telescopic cylinder 4.22 to loosen the steel wire rope when the winding drum 2 rotates, and controls the telescopic cylinder 4.22 to clamp the steel wire rope when the winding drum 2 stops.

As a preferable technical solution of this embodiment, the mounting plate 4.21 is provided with a mounting groove 4.211 parallel to the side edge of the mounting plate 4.21, the end of the mounting groove 4.211 is perpendicular to the bottom of the mounting frame 4.1, the mounting groove 4.211 is a plurality of groove bodies distributed in parallel on the mounting plate 4.21, the mounting groove 4.211 is provided with a rotating roller 4.212 in a matching manner, the rotating roller 4.212 can be completely placed in the mounting groove 4.211, and both ends of the rotating roller 4.211 are connected to the mounting plate 4.21 through an elastic telescopic assembly 6.

Referring to fig. 14 of the specification, the rotating rollers 4.212 are preferably tapered rollers, and the two rotating rollers 4.212 are opposite in end direction, that is, the tapered end (smaller diameter end) of the rotating roller 4.212 on one of the mounting plates 4.212 is on top, the larger diameter end is on the bottom, and the tapered end (smaller diameter end) of the rotating roller 4.212 on the opposite mounting plate 4.212 is on the bottom, and the larger diameter end is on the top, while the side lines of the two rotating rollers 4.212 are parallel, that is, the generatrices of the rotating rollers 4.212 are parallel to each other, so that in practical application, the parallel lines between the adjacent rotating rollers 4.212 respectively mounted on the two mounting plates 4.212 and the runout trajectory of the steel wire rope penetrating the mounting frame 4.1 are at the intersection part, and the side of the rotating roller 4.212 not only applies horizontal action to the steel wire rope, but also applies downward and upward pressure simultaneously, thereby be favorable to restricting the beating of wire rope passing the installing frame 4.1 and block, keep it in stable condition, be favorable to keeping wire rope to keep good stable condition when being rolled up by reel 2 and pull.

As a preferable technical solution of this embodiment, the elastic expansion assembly 6 includes a connecting column 4.213 and a tension spring 4.214 sleeved on the connecting column 4.213, the connecting column 4.213 vertically penetrates through the bottom of the mounting groove 4.211, two ends of the connecting column 4.213 are respectively connected to the rotating roller 4.212 and the mounting plate 4.21, an end of the connecting column 4.213 is connected to the mounting plate 4.21 through the tension spring 4.214, wherein one end of the connecting column 4.213 fixed to the tension spring 4.214 is a T-shaped end, so as to facilitate connection and mounting of the tension spring 4.214, during actual use, when the rotating roller 4.212 is pressed into the mounting groove 4.211, and at this time, the other end of the tension spring 4.214 is fixed to the mounting plate 4.21, the tension spring 4.214 is in a stretched state, and stores power for the rotating roller 4.212 to return to an initial position.

As a preferable technical solution of this embodiment, an alarm 4.216 is horizontally fixed on one side of the mounting frame 4.1, a metal sheet 4.215 fixed to the mounting plate 4.21 is in sliding contact with the alarm 4.216, a numerical scale line for determining a distance is provided on one side of the alarm 4.216 in contact with the metal sheet 4.215, and the metal sheet 4.215 is in sliding contact with the alarm 4.216, during an actual use process, when a distance between the metal sheets 4.215 respectively fixed to the mounting plate 4.21 is too small, the metal sheet 4.215 triggers an alarm triggering component on the alarm 4.216, so that the alarm 4.216 sends out a corresponding alarm feedback, and relevant personnel can know that the steel wire rope on the drum 2 is worn to a degree that the steel wire rope needs to be replaced in time, which is beneficial for relevant maintenance personnel to replace the steel wire rope in time.

As a preferred technical solution of this embodiment, the inner wall of the mounting frame 4.1 is provided with a plurality of path grooves 4.11 for limiting the moving track of the mounting plate 4.21, the number of the path grooves 4.11 is multiple, the included angles between the plurality of path grooves 4.11 and the edge of the mounting frame 4.1 are all kept consistent, the included angles between the plurality of path grooves 4.11 and the edge of the mounting frame 4.1 are all uniformly controlled between thirty degrees and forty-five degrees, the inside of the path groove 4.11 is adapted with a protruding member 4.12 fixed to the mounting plate 4.21, wherein the protruding member 4.12 is preferably a cylindrical rod with one end vertically fixed to the mounting plate 4.21, one end of the cylindrical rod contacting the bottom of the path groove 4.11 is movably mounted with a rotating ball, the outer side of the cylindrical rod is movably sleeved with a rolling sleeve for reducing the sliding resistance of the cylindrical rod when the path groove 4.11 moves, in the actual use process, when the mounting plate 4.21 is extruded, the mounting plate 4.12 moves along the path grooves 4.11, thereby generating certain component force which is dragged in the same direction as the winding drum 2 to the radial direction of the steel wire rope, reducing extrusion force generated by the reaction force of the steel wire rope to the winding drum 2 and the steel wire rope on the winding drum 2, and playing a role of sharing the tension force for the winding drum 2 in a static state.

As a preferable technical solution of this embodiment, a connection frame 4.23 movably penetrating through an output shaft of the telescopic cylinder 4.22 is fixed on the mounting plate 4.21, the connection frame 4.23 is parallel to the bottom end of the mounting frame 4.1 and perpendicular to the mounting plate 4.21, a through connection hole adapted to the connection frame 4.23 is formed in a side surface of the output shaft of the telescopic cylinder 4.22, and a frame edge distance value parallel to the output shaft of the mounting frame 4.1 and the output shaft of the telescopic cylinder 4.22 is twice of a diameter value of the output shaft of the telescopic cylinder 4.22, so as to be beneficial to avoiding that the mounting frame 4.1 restricts a lateral movement between the mounting plate 4.21 and the output shaft of the telescopic cylinder 4.22, and when the telescopic cylinder 4.22 starts to perform a contraction action in a use process, the mounting plate 4.21 is driven to perform a resetting movement under a connection action of the connection frame 4.23 at this time.

As a preferred solution of this embodiment, the rail frame assembly 5 includes a support block 5.2 for fixing the rail bar 5.1 on the base 1 in parallel, the support block 5.2 is two solid blocks fixed to the rail bar 5.1 perpendicularly, and the surface of the support block 5.2 is parallel to the end of the winding drum 2.

As a preferable technical solution of this embodiment, the outer side surface of the guide rail bar 5.1 is provided with an oil storage groove 5.11 for storing lubricating oil, the oil storage groove 5.11 is a long linear groove located at the top of the guide rail bar 5.1, the bottom of the oil storage groove 5.11 is provided with a plurality of oil storage pits 5.12, and the oil storage effect of the guide rail bar 5.1 is further increased, so as to maintain good lubrication of the guide rail bar 5.1.

While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the invention. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the invention.