Mechanical device for rope tensioning adjustment

Abstract

The utility model provides a mechanical device for rope tensioning adjustment, which comprises a circular truncated cone, a circular hole is arranged in the middle of the circular truncated cone, a clamping mechanism is arranged on the circular truncated cone, the clamping mechanism comprises a circular ring, a sliding groove, a sliding plate, an arc, a rubber strip, a first U-shaped plate and a second U-shaped plate which are arranged at the top of the circular truncated cone, and air cylinders are respectively hinged inside a plurality of second U-shaped plates. The end, away from the second U-shaped plate, of the air cylinder is hinged to the first U-shaped plate, a connecting mechanism is arranged at the bottom of the circular truncated cone, a tensioning mechanism is arranged at the bottom of the connecting mechanism, and a self-locking mechanism is arranged on the tensioning mechanism. By means of the mechanical device for rope tensioning adjustment, tensioning treatment can be conducted on a rope, mechanical clamping can be conducted on the rope, and therefore the problem that the steel rope is loosened in the connecting process is solved, and the overall using effect and the overall using efficiency of the device are improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of mechanical equipment for adjusting rope tension, and particularly relates to a mechanical device for adjusting rope tension. Background Art

[0002] A tensioning and adjusting device for a rope is a mechanical device designed to maintain and adjust the proper tension of a rope during use. This device is commonly found in various mechanical equipment and systems, such as elevators, window regulators, infinite rope winches, conveyors, and other occasions where it is necessary to maintain a stable tension of the rope to ensure safe operation or effective work. Existing tensioning and adjusting devices for ropes require staff to assist in adjusting the device during use, and the existing devices are not easy to connect at the interface of the rope due to the rope grain steel rope during use. Such an adjustment method affects the overall efficiency and overall effect of the device during application.

[0003] For example, the utility model with announcement number CN213171016U discloses a tensioning device for a speed limiter rope. The technical solution of this patent includes a speed limiter body, a speed limiter rope wheel is fixedly arranged in the middle of the top of the speed limiter body, one side of the speed limiter rope wheel is slidably connected with a steel wire rope, and the other side of the top of the speed limiter body is fixedly connected with a tensioning adjustment box through two connecting rods. The top and bottom ends of the tensioning adjustment box are both provided with through holes, and the two through holes are respectively connected with the two sides of the middle of the steel wire rope. The bottom end of one side of the inner wall of the tensioning adjustment box is fixedly connected with a support rod, and one end of the support rod is fixedly connected with a first rope winding wheel, and one side of the first rope winding wheel is slidably connected to the bottom end of one side of the steel wire rope. During the use of this device, the rope is easy to slip during the tensioning process, resulting in tensioning failure, and the rope interface of the device is not easy to connect due to the rope grain steel rope during use, thereby affecting the overall use effect and overall use efficiency of the device. Utility Model Content

[0004] In view of this, the utility model aims to overcome the shortcomings of the prior art and provides a mechanical device for rope tensioning adjustment, which can not only tension the rope, but also mechanically clamp the rope, thereby preventing the problem of loose connection of the steel rope during connection, thereby improving the overall use effect and overall efficiency of the device.

[0005] In order to solve the above technical problems, the technical solution adopted by the utility model is: a mechanical device for rope tensioning and adjusting, including a truncated cone, a circular hole is arranged in the middle of the truncated cone, a clamping mechanism is arranged on the truncated cone, the clamping mechanism includes a circular ring arranged on the top of the truncated cone, a plurality of sliding grooves close to the truncated cone are arranged at the bottom of the circular ring, slide plates are respectively arranged inside the plurality of sliding grooves, circular arcs are respectively arranged at the inner ends of the plurality of slide plates, a plurality of rubber strips are respectively arranged at the inner ends of the plurality of circular arcs, a plurality of U-shaped plates 1 are respectively arranged at the bottom of the outer ends of the plurality of slide plates, a plurality of U-shaped plates 2 corresponding to the U-shaped plates 1 are arranged on the truncated cone, a cylinder is respectively hingedly arranged inside the plurality of U-shaped plates 2, an end of the cylinder away from the U-shaped plate 2 is hingedly connected to the U-shaped plate 1, a connecting mechanism is arranged at the bottom of the truncated cone, a tensioning mechanism is arranged at the bottom of the connecting mechanism, and a self-locking mechanism is arranged on the tensioning mechanism.

[0006] As a further improvement of the utility model, the tensioning mechanism includes a base plate arranged on the bottom surface, a fixed block is arranged in the middle of the top of the base plate, a slide with an upward opening is arranged on the fixed block, two sliding bodies are arranged inside the slide, U-shaped frames 1 are respectively arranged on the top of the two sliding bodies, connecting rods are respectively hingedly arranged inside the two U-shaped frames 1, U-shaped frames 2 are jointly hingedly arranged on the tops of the two connecting rods, and a bidirectional screw passing through the sliding body is also arranged inside the slide.

[0007] As a further improvement of the utility model, the self-locking mechanism includes a turbine arranged on the left side of the bidirectional screw, a support rod is arranged at the left end of the fixed block, a worm meshing with the worm wheel is rotatably arranged in the middle part of the support rod, a rotating motor connected to the worm is arranged on the top of the top support rod, and the rotating motor and the worm are connected by a coupling.

[0008] As a further improvement of the present invention, the connecting mechanism includes a U-shaped frame three arranged on the top of the U-shaped frame two, the U-shaped frame three is internally hingedly provided with a rotating plate one, the top of the rotating plate one is provided with a fixed rod, the top of the fixed rod is provided with a U-shaped frame four, the U-shaped frame four is internally hingedly provided with a rotating plate two, and the rotating plate two is connected to the round table.

[0009] As a further improvement of the utility model, connection holes are respectively arranged at the four corners of the bottom plate, a switch is arranged at the top front end of the bottom plate, and the switch is electrically connected to the rotating motor.

[0010] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0011] First, start the cylinder, and the extension and retraction of the cylinder drives the U-shaped plate connected to it to drive the slide plate to move inside the slide groove, and then drives the arc to slide inward or outward, so that the rubber strip contacts and clamps the rope, thereby preventing the steel rope from loosening during connection and making it easier for the staff to clamp the steel cable.

[0012] Secondly, start the rotating motor. The rotation of the rotating motor drives the worm to rotate. The rotation of the worm drives the worm wheel meshing with it to rotate, and then the bidirectional screw rotates, thereby providing tensioning power for the tensioning mechanism and having a self-locking ability to prevent the rope driving device from moving.

[0013] Thirdly, the rotation of the worm gear drives the bidirectional lead screw to rotate, and the rotation of the bidirectional lead screw drives the sliding body arranged inside the slideway to move, so that the connecting rod rotates inside the U-shaped frame 1 connected to the sliding body, thereby driving the U-shaped frame 2 to rise or fall, thereby making the telescopic tension.

[0014] Fourthly, a U-shaped frame three is arranged on the top of the U-shaped frame two, a rotating plate one is arranged inside the U-shaped frame three, a fixed rod is arranged on the top of the rotating plate one, a U-shaped frame four is arranged on the top of the fixed rod, and a rotating plate two is hingedly arranged inside the U-shaped frame four. The setting of the connecting mechanism allows the rope to rotate freely when connected to prevent damage to the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The utility model is further described in detail below in conjunction with the accompanying drawings and specific implementation methods.

[0016] Figure 1 It is a schematic diagram of the structure of the utility model;

[0017] Figure 2 It is a partial enlarged structural schematic diagram of A of the utility model;

[0018] Figure 3 It is a partial enlarged structural schematic diagram of B of the utility model;

[0019] Figure 4 It is a schematic diagram of the front view structure of the utility model.

[0020] In the figure: 101, frustum; 102, ring; 103, slide; 104, slide plate; 105, arc; 106, rubber strip; 107, U-shaped plate one; 108, U-shaped plate two; 109, cylinder; 110, bottom plate; 111, fixed block; 112, slideway; 113, slide body; 114, U-shaped frame one; 115, connecting rod; 116, U-shaped frame two; 117, two-way lead screw; 118, turbine; 119, support rod; 120, worm; 201, rotating motor; 202, U-shaped frame three; 203, rotating plate one; 204, fixed rod; 205, U-shaped frame four; 206, rotating plate two; 207, connecting hole; 208, switch. DETAILED DESCRIPTION

[0021] In order to better understand the present invention, the content of the present invention is further clearly described below in conjunction with the embodiments, but the protection content of the present invention is not limited to the following embodiments. In the following description, a large number of specific details are given in order to provide a more thorough understanding of the present invention. However, it is obvious to those skilled in the art that the present invention can be implemented without one or more of these details.

[0022] like Figure 1 , 2 As shown, a mechanical device for adjusting the tension of a rope comprises a round table 101, a round hole is arranged in the middle of the round table 101, a clamping mechanism is arranged on the round table 101, the clamping mechanism comprises a ring 102 arranged on the top of the round table 101, a plurality of slide grooves 103 are arranged near the round table 101 at the bottom of the ring 102, slide plates 104 are arranged inside the plurality of slide grooves 103, circular arcs 105 are arranged at the inner ends of the plurality of slide plates 104, and a plurality of arcs 105 are arranged at the inner ends of the plurality of arcs 105. A plurality of U-shaped plates 107 are respectively arranged at the bottom of the outer ends of the plurality of slide plates 104, a plurality of U-shaped plates 108 corresponding to the U-shaped plates 107 are arranged on the truncated table 101, a cylinder 109 is respectively hingedly arranged inside the plurality of U-shaped plates 108, one end of the cylinder 109 away from the U-shaped plate 108 is hingedly connected to the U-shaped plate 107, a connecting mechanism is arranged at the bottom of the truncated table 101, a tensioning mechanism is arranged at the bottom of the connecting mechanism, and a self-locking mechanism is arranged on the tensioning mechanism.

[0023] like Figure 1 , 2 As shown in Figure 3, the tensioning mechanism includes a base plate 110 arranged on the bottom surface, a fixed block 111 is arranged in the middle of the top of the base plate 110, a slide 112 with an upward opening is arranged on the fixed block 111, two slides 113 are arranged inside the slide 112, the tops of the two slides 113 are respectively provided with U-shaped frames 114, the insides of the two U-shaped frames 114 are respectively hinged with connecting rods 115, the tops of the two connecting rods 115 are jointly hinged with U-shaped frames 116, and the inside of the slide 112 is also provided with a bidirectional screw 117 passing through the slide 113.

[0024] like Figure 1 , 3 As shown, the self-locking mechanism includes a turbine 118 arranged on the left side of the bidirectional screw 117, a support rod 119 is arranged at the left end of the fixed block 111, a worm 120 meshing with the worm wheel is rotatably arranged in the middle of the support rod 119, and a rotating motor 201 connected to the worm 120 is arranged on the top of the top support rod 119, and the rotating motor 201 and the worm 120 are connected via a coupling.

[0025] like Figure 1 ,4 As shown, the connecting mechanism includes a U-shaped frame three 202 arranged on the top of the U-shaped frame two 116, the U-shaped frame three 202 is internally hingedly provided with a rotating plate one 203, the top of the rotating plate one 203 is provided with a fixed rod 204, the top of the fixed rod 204 is provided with a U-shaped frame four 205, the U-shaped frame four 205 is internally hingedly provided with a rotating plate two 206, and the rotating plate two 206 is connected to the round table 101.

[0026] like Figure 1 As shown, connection holes 207 are respectively provided at the four corners of the bottom plate 110 , and a switch 208 is provided at the top front end of the bottom plate 110 . The switch 208 is electrically connected to the rotating motor 201 .

[0027] The user first starts the cylinder 109. The extension and retraction of the cylinder 109 drives the U-shaped plate 107 connected thereto to drive the slide plate 104 to move inside the slide groove 103, thereby driving the arc 105 to slide inward or outward, so that the rubber strip 106 contacts and clamps the rope, thereby preventing the loosening of the steel rope during connection, making it convenient for the staff to clamp the steel rope, and starts the rotating motor 201. The rotation of the rotating motor 201 drives the worm 120 to rotate. The rotation of the worm 120 drives the worm wheel meshing therewith to rotate, thereby causing the bidirectional screw 117 to rotate, thereby providing tensioning power for the tensioning mechanism, and having a self-locking ability to prevent the rope driving device from moving.

[0028] The rotation of the worm gear drives the bidirectional lead screw 117 to rotate, and the rotation of the bidirectional lead screw 117 drives the slide body 113 arranged inside the slideway 112 to move, so that the connecting rod 115 rotates inside the U-shaped frame 1 14 connected to the slide body 113, thereby driving the U-shaped frame 2 116 to rise or fall, so as to make the telescopic tensioning. A U-shaped frame 3 202 is arranged on the top of the U-shaped frame 202, and a rotating plate 1 203 is arranged inside the U-shaped frame 3 202, and a fixed rod 204 is arranged on the top of the rotating plate 1 203, and a U-shaped frame 4 205 is arranged on the top of the fixed rod 204, and a rotating plate 2 206 is hinged inside the U-shaped frame 4 205. The setting of the connecting mechanism allows the rope to rotate freely when connected to prevent damage to the device.

[0029] Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the utility model rather than to limit it. Other modifications or equivalent substitutions made to the technical solution of the utility model by ordinary technicians in this field should be included in the scope of the claims of the utility model as long as they do not depart from the spirit and scope of the technical solution of the utility model.

Claims

1. A mechanical device for adjusting rope tension, comprising a round table (101), characterized in that: A circular hole is provided in the middle of the truncated table (101), and a clamping mechanism is provided on the truncated table (101), wherein the clamping mechanism comprises a circular ring (102) provided on the top of the truncated table (101), and a plurality of sliding grooves (103) close to the truncated table (101) are provided at the bottom of the circular ring (102), and slide plates (104) are provided inside the plurality of sliding grooves (103), and circular arcs (105) are provided at the inner ends of the plurality of slide plates (104), and a plurality of rubber strips (106) are provided at the inner ends of the plurality of circular arcs (105), and the plurality of slide plates (104) are provided with a plurality of rubber strips (106). A plurality of U-shaped plates (107) are respectively arranged at the bottom of the outer end of the plate (104); a plurality of U-shaped plates (108) corresponding to the U-shaped plates (107) are arranged on the truncated table (101); cylinders (109) are respectively hingedly arranged inside the plurality of U-shaped plates (108); one end of the cylinder (109) away from the U-shaped plate (108) is hingedly connected to the U-shaped plate (107); a connecting mechanism is arranged at the bottom of the truncated table (101); a tensioning mechanism is arranged at the bottom of the connecting mechanism; and a self-locking mechanism is arranged on the tensioning mechanism.

2. A mechanical device for adjusting rope tension as claimed in claim 1, characterized in that: The tensioning mechanism comprises a bottom plate (110) arranged on the bottom surface, a fixed block (111) is arranged in the middle of the top of the bottom plate (110), a slideway (112) with an upward opening is arranged on the fixed block (111), two sliding bodies (113) are arranged inside the slideway (112), the tops of the two sliding bodies (113) are respectively provided with U-shaped frames (114), the insides of the two U-shaped frames (114) are respectively hinged with connecting rods (115), the tops of the two connecting rods (115) are jointly hinged with U-shaped frames (116), and the inside of the slideway (112) is also provided with a bidirectional lead screw (117) passing through the sliding body (113).

3. A mechanical device for adjusting rope tension as claimed in claim 2, characterized in that: The self-locking mechanism comprises a turbine (118) arranged on the left side of the bidirectional lead screw (117); two support rods (119) are arranged on the left end of the fixed block (111); a worm (120) meshing with the worm wheel is rotatably arranged in the middle of the support rod (119); and a rotating motor (201) connected to the worm (120) is arranged on the top of the top support rod (119).

4. A mechanical device for adjusting rope tension as claimed in claim 3, characterized in that: The connection mechanism comprises a U-shaped frame three (202) arranged on the top of the U-shaped frame two (116); a rotating plate one (203) is hingedly arranged inside the U-shaped frame three (202); a fixing rod (204) is arranged on the top of the rotating plate one (203); a U-shaped frame four (205) is arranged on the top of the fixing rod (204); a rotating plate two (206) is hingedly arranged inside the U-shaped frame four (205); and the rotating plate two (206) is connected to the round table (101).

5. A mechanical device for adjusting rope tension as claimed in claim 4, characterized in that: The four corners of the bottom plate (110) are respectively provided with connection holes (207).

6. A mechanical device for adjusting rope tension as claimed in claim 5, characterized in that: A switch (208) is provided at the top front end of the bottom plate (110).

7. A mechanical device for adjusting rope tension as claimed in claim 6, characterized in that: The rotating motor (201) and the worm (120) are connected via a coupling.

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