阅读说明：本技术 新型绳索止脱自锁装置 (Rope anti-drop self-locking device ) 是由 王维鑫 黎世鹏 吴河山 于 2020-07-04 设计创作，主要内容包括：本发明公开了新型绳索止脱自锁装置,包括绳套和绳体,所述绳套滑动套接有绳体的外部,所述绳套的内壁上固定连接有多个第一压条,所述第一压条的外壁与绳体的外壁相抵,所述绳体的一端固定套设有自锁锁芯,所述自锁锁芯的边缘与绳套的内壁相抵,所述绳套的外壁上滑动套接有滑套,所述滑套内设有压板,所述压板远离绳体的一侧转动连接有螺杆,所述螺杆的一端贯穿滑套的内壁并向外延伸。本发明中通过自锁锁芯的设置,使绳套与绳体的连接强度随拉力(载荷)增大而增大,同时可以根据绳体拉力大小自动调节松紧,使绳套不对绳体形成剪切,并且不因连接强度而改变绳套的长度,节省了材料和加工成本。(The invention discloses a novel rope anti-drop self-locking device, which comprises a rope sleeve and a rope body, wherein the rope sleeve is sleeved with the outside of the rope body in a sliding manner, a plurality of first pressing strips are fixedly connected to the inner wall of the rope sleeve, the outer walls of the first pressing strips are abutted to the outer wall of the rope body, a self-locking lock cylinder is fixedly sleeved at one end of the rope body, the edge of the self-locking lock cylinder is abutted to the inner wall of the rope sleeve, a sliding sleeve is sleeved on the outer wall of the rope sleeve in a sliding manner, a pressing plate is arranged in the sliding sleeve, one side, far away from the rope body, of the pressing plate is rotatably connected with a screw rod, and one end of the screw rod penetrates through the inner wall of the sliding sleeve and extends outwards. According to the invention, through the arrangement of the self-locking lock cylinder, the connection strength of the rope sling and the rope body is increased along with the increase of the tension (load), and meanwhile, the tightness can be automatically adjusted according to the tension of the rope body, so that the rope sling does not shear the rope body, the length of the rope sling is not changed due to the connection strength, and the material and processing cost are saved.)

1. The novel rope anti-drop self-locking device comprises a rope sleeve (1) and a rope body (2), and is characterized in that the rope sleeve (1) is slidably sleeved with the outside of the rope body (2), a plurality of first pressing strips (3) are fixedly connected to the inner wall of the rope sleeve (1), the outer wall of each first pressing strip (3) is abutted to the outer wall of the rope body (2), a self-locking lock cylinder (4) is fixedly sleeved at one end of the rope body (2), the edge of the self-locking lock cylinder (4) is abutted to the inner wall of the rope sleeve (11), a sliding sleeve (5) is slidably sleeved on the outer wall of the rope sleeve (11), a pressing plate (6) is arranged in the sliding sleeve (5), one side, away from the rope body (2), of the pressing plate (6) is rotatably connected with a screw rod (7), one end of the screw rod (7) penetrates through the inner wall of the sliding sleeve (5) and extends outwards, and one end, to which the screw rod (7) extends, is fixedly connected with a knob (8), and a threaded opening corresponding to the screw rod (7) is formed in the inner wall of the sliding sleeve (5).

2. The novel rope anti-drop self-locking device according to claim 1, wherein a plurality of second pressing strips (9) are fixedly connected to the inner wall of the self-locking lock cylinder (4), and the outer walls of the second pressing strips (9) are abutted to the outer wall of the rope body (2).

3. A novel rope anti-drop self-locking device according to claim 1, wherein a rubber pad (10) is fixedly connected to the inner wall of the sliding sleeve (5) on the side far away from the pressure plate (6).

4. A novel rope anti-drop self-locking device according to claim 1, characterized in that one end of the self-locking lock cylinder (4) is provided with a bayonet.

5. A novel rope anti-slip self-locking device according to claim 1, characterized in that the difference between the inner diameter of the rope socket (1) and the outer diameter of the rope body (2) is 0.8-1.2 mm.

6. The novel rope anti-drop self-locking device according to claim 1, characterized in that the self-locking lock cylinder (4) and the rope body (2) are arranged in the opposite direction of the pulling force.

7. A novel rope anti-slip self-locking device according to claim 1, wherein a plurality of the first pressing bars (3) are arranged in an inclined manner.

8. A novel rope anti-slip self-locking device according to claim 2, characterized in that a plurality of said second beads (9) are arranged at 90 ° to the rope body (2).

Technical Field

The invention relates to the technical field of ropes, in particular to a novel rope anti-falling self-locking device.

Background

At present, no matter the rope at home and abroad is a metal rope, a plastic rope or a fiber rope, after a rope sleeve of the rope is connected with a rope body, the bearing tension of the rope is determined (fixed value), the value is often smaller than the breaking tension of the rope body, and the bearing capacity of the rope body is greatly reduced due to the problem that the rope sleeve is easy to loosen and fall off after connection.

The traditional method for improving the connection strength of the rope sling and the rope body mainly comprises two steps: 1. increasing the length of the rope sling or using internal threads to increase the contact area between the rope body and the rope sling; 2. when the rope sleeve is connected with the rope body for forming, the extrusion force is increased to enable the rope sleeve to be combined more compactly, but the method not only increases the manufacturing cost, but also possibly causes shearing to the rope body due to overlarge extrusion force to influence the strength of the rope body.

Disclosure of Invention

1. Technical problem to be solved

The invention aims to solve the problems that the manufacturing cost is increased and the strength of a rope body is possibly influenced by shearing the rope body due to overlarge extrusion force in the prior art, and provides a novel rope anti-falling self-locking device.

2. Technical scheme

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

novel rope is only taken off from locking device, including the fag end and the rope body, the fag end slides and has cup jointed the outside of the rope body, a plurality of first layering of fixedly connected with on the inner wall of fag end, the outer wall of first layering offsets with the outer wall of the rope body, the fixed cover of one end of the rope body is equipped with the auto-lock core, the edge of auto-lock core offsets with the inner wall of fag end, the sliding sleeve has been cup jointed in the outer wall of fag end that slides, be equipped with the clamp plate in the sliding sleeve, one side that the rope body was kept away from to the clamp plate is rotated and is connected with the screw rod, the inner wall and the outside extension of sliding sleeve are run through to the one end of screw rod, the one end fixedly connected with knob that the screw rod extended, be equipped with the screw thread mouth that corresponds with the screw rod on the inner wall of sliding sleeve.

Preferably, a plurality of second pressing strips are fixedly connected to the inner wall of the self-locking lock cylinder, and the outer walls of the second pressing strips are abutted to the outer wall of the rope body.

Preferably, a rubber pad is fixedly connected to the inner wall of one side, away from the pressing plate, of the sliding sleeve.

Preferably, one end of the self-locking lock cylinder is provided with a bayonet.

Preferably, the difference between the inner diameter of the rope sleeve and the outer diameter of the rope body is 0.8-1.2 mm.

Preferably, the self-locking lock cylinder and the rope body are arranged in opposite directions under the tension.

Preferably, a plurality of the first pressing strips are arranged in an inclined manner.

Preferably, a plurality of the second pressing strips are arranged at 90 degrees with the rope body.

3. Advantageous effects

Compared with the prior art, the invention has the advantages that:

(1) according to the invention, the rope body is inserted into the rope sleeve, the self-locking lock cylinder is sleeved on the outer wall of the rope body, the knob is rotated to drive the screw rod to rotate, so that the pressing plate is driven to extrude the rope sleeve, the first pressing strip is pressed into the rope body, the self-locking lock cylinder is simultaneously extruded, the second pressing strip is pressed into the rope body, and then the sliding sleeve is taken down.

(2) According to the invention, the self-locking lock cylinder is arranged, so that the rope sling and the rope body are tightly combined into an irreversible integrated structure, once locked, the rope sling cannot break away, and the connection strength of the rope sling and the rope body is greater than the breaking tension of the rope body.

Drawings

Fig. 1 is a schematic view of the internal structure of the novel rope anti-slip self-locking device provided by the invention;

FIG. 2 is a schematic view of the internal structure of the rope sleeve of the novel rope anti-slip self-locking device provided by the invention;

fig. 3 is a schematic side view of the self-locking lock cylinder of the novel rope anti-slip self-locking device provided by the invention;

fig. 4 is a schematic front view of the self-locking lock cylinder of the novel rope anti-slip self-locking device provided by the invention.

In the figure: the rope comprises a rope sleeve 1, a rope body 2, a first pressing strip 3, a self-locking lock cylinder 4, a sliding sleeve 5, a pressing plate 6, a screw 7, a knob 8, a second pressing strip 9 and a rubber pad 10.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Example 1:

referring to fig. 1-4, a novel rope anti-drop self-locking device comprises a rope sleeve 1 and a rope body 2, wherein the rope sleeve 1 is slidably sleeved outside the rope body 2, a plurality of first pressing strips 3 are fixedly connected to the inner wall of the rope sleeve 1 and used for enhancing the friction force between the rope body 2 and the rope sleeve 1, the outer wall of each first pressing strip 3 abuts against the outer wall of the rope body 2, a self-locking lock cylinder 4 is fixedly sleeved at one end of the rope body 2 and used for fixing the rope body 1 and preventing the rope body 2 from falling off from the inside of the rope sleeve 1, and the edge of the self-locking lock cylinder 4 abuts against the inner wall of the rope sleeve 11;

according to the rope sleeve, the outer wall of the rope sleeve 11 is sleeved with the sliding sleeve 5 in a sliding mode and used for supporting the pressing plate 6, the pressing plate 6 is arranged in the sliding sleeve 5 and used for pressing the rope sleeve 1 tightly, one side, away from the rope body 2, of the pressing plate 6 is connected with the screw 7 in a rotating mode and used for driving the pressing plate 6 to move, one end of the screw 7 penetrates through the inner wall of the sliding sleeve 5 and extends outwards, one end, extending out of the screw 7, of the screw 7 is fixedly connected with the knob 8 and used for driving the screw 7 to rotate, and a threaded opening corresponding to the screw 7 is formed in the inner wall of the sliding sleeve 5.

In the invention, the inner wall of the self-locking lock core 4 is fixedly connected with a plurality of second pressing strips 9, the outer walls of the second pressing strips 9 are abutted against the outer wall of the rope body 2, used for enhancing the friction force between the self-locking lock core 4 and the rope body 2, a rubber pad 10 is fixedly connected on the inner wall of the sliding sleeve 5 far away from the pressure plate 6, plays a certain elastic buffering role on the rope body 2, one end of the self-locking lock core 4 is provided with a bayonet to enhance the self-adaptive capacity of the self-locking lock core 4, the difference between the inner diameter of the rope sleeve 1 and the outer diameter of the rope body 2 is 0.8-1.2mm, the fitting degree between the rope body 2 and the rope sleeve 1 is enhanced, the self-locking lock core 4 and the rope body 2 are arranged in the opposite direction of the tensile force, so that can fix the rope body 2, a plurality of first layering 3 are the slope form setting, strengthen the frictional force between rope body 2 and the fag end 1, and a plurality of second layering 9 are 90 settings with the rope body 2, strengthen the frictional force between auto-lock core 4 and the rope body 2.

According to the invention, the rope body 2 is firstly inserted into the rope sling 1, then the self-locking lock cylinder 4 is sleeved on the outer wall of the rope body 2, then the knob 8 is rotated to drive the screw 7 to rotate, so that the pressing plate 6 is driven to extrude the rope sling 1, the first pressing strip 3 is pressed into the rope body 22, the self-locking lock cylinder 4 is simultaneously extruded, the second pressing strip 9 is pressed into the rope body 2, then the sliding sleeve 5 is taken down, the rope sling 1 and the rope body 2 are tightly combined into an irreversible integrated structure through the self-locking lock cylinder 4, once locked, the rope sling cannot be broken, and the connection strength of the rope sling 1 and the rope body 2 is greater than the breaking tension value of the rope body 2.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.