Steel wire rope for elevator

Abstract

The utility model relates to the technical field of steel wire ropes, and discloses a steel wire rope for an elevator, which comprises a steel wire rope body, and the outer side of the steel wire rope body is connected with a protection component. The sleeve layer, the protective layer and the plugging lantern ring are arranged on the outer side of the steel wire rope body, so that the steel wire rope body can be protected when not used, the protective layer can be detached from the sleeve layer, dust attached to the steel wire rope body when the steel wire rope body is dragged to the ground before installation can be separated along with the separation of the protective layer and the sleeve layer, and the dust is prevented from falling off. Dust cannot enter the two ends of the steel wire rope body through the blocking lantern rings, all-around protection of the steel wire rope body is achieved, the steel wire rope body can be protected during use through the sleeve layer, and the steel wire rope is simple in structure, convenient to operate and high in practicability.

Description

TECHNICAL FIELD

[0001] The utility model relates to steel wire rope technical field, concretely is a steel wire rope for elevator. BACKGROUND

[0002] Steel wire rope is one of important components in elevator, is twisted into cluster steel wire through multiple thin steel wires, has the advantages such as wear resistance, good load bearing property.

[0003] Such as the patent of the present announcement No. CN214328277U discloses a kind of steel wire rope for elevator, including from inside to outside sequentially arranged core, inner layer strand and outer layer strand, the inner layer strand and outer layer strand are all equipped with multiple, multiple the inner layer strand is twisted around core and is formed into spiral, multiple the outer layer strand is twisted around multiple the inner layer strand between recess and is formed into spiral;The number of layers in the device is same inside and outside, but diameter is not equal, outer layer is embedded in inner and outer layer recess, the twist pitch of multiple layer steel wire is equal, structure is compact and firm, and it is not easy to open roll;Outer layer thick steel wire increases wear resistance, inner layer thin steel wire improves softness, it is favorable to mutual sliding when bending, so as to improve the winding property and service life of steel wire rope;Layer steel wire parallel line contact, steel wire rope is good in fatigue resistance, wear resistance between steel wire inside is good, contact area increases, contact stress reduces.

[0004] The above device solves the wear problem of steel wire rope, but still has the following deficiencies: during elevator installation or maintenance, when steel wire rope needs to be used, although it is usually put on the reel to operate, but in actual operation, it is inevitable to temporarily place steel wire rope on the ground and drag. Because the ground environment in elevator shaft is complex, there are often a lot of dust, sand particles and other fine particulate matters. In this case, steel wire rope is easily attached to these pollutants when dragged on the ground, further increasing the traction resistance of steel wire rope in use and accelerating the wear speed of itself. UTILITY MODEL CONTENTS

[0005] In view of the deficiencies of the prior art, the utility model provides a kind of steel wire rope for elevator, the protection of the outer side of steel wire rope is facilitated.

[0006] To achieve the above object, the utility model provides the following technical scheme: a kind of steel wire rope for elevator, including steel wire rope body, the outer side of the steel wire rope body is connected with protection assembly, the protection assembly includes sleeve layer, protection layer and plugging sleeve ring, the outer side of the steel wire rope body is fixedly sleeved with sleeve layer, the outer wall of the sleeve layer is connected with protection layer, the protection layer is detachably connected between sleeve layer, the end of the steel wire rope body is sleeved with plugging sleeve ring, the outer side of the plugging sleeve ring is connected with clamping piece.

[0007] Further, the clamping piece comprises a fixed side plate, a U-shaped clamp is connected to the outer side of the fixed side plate, side ears are fixedly connected to the two sides of the U-shaped clamp, and a fastener is threadedly connected between the two side ears and the fixed side plate.

[0008] Further, the protective layer is in a sheet type and is arranged around the outer side of the sleeve layer, one side of the protective layer is fixedly connected with an extension edge, and the inner wall of the extension edge is adhesively arranged with the other side of the protective layer.

[0009] Further, the sleeve layer is fixedly connected with an oil storage layer inside, and the inner wall of the oil storage layer is in close contact with the outer wall of the steel wire rope body.

[0010] Further, a plurality of release micro-holes are arranged on the inner wall of the oil storage layer.

[0011] Further, the outer wall of the sleeve layer is provided with an identification mark, and the identification mark is arranged in an intermittent manner.

[0012] Further, the sleeve layer is a wear-resistant sleeve.

[0013] Compared with the prior art, the utility model has the following beneficial effects:

[0014] The utility model discloses a steel wire rope body is provided with sleeve layer, protective layer and plugging sleeve ring on the outer side, so that the steel wire rope body can be protected when not being used, the protective layer can be detached with the sleeve layer, so that the dust adhered to the steel wire rope body when dragging on the ground before installation can be separated from the protective layer, the plugging sleeve ring can prevent the two ends of the steel wire rope body from entering the dust, realizes the all-round protection of the steel wire rope body, and the sleeve layer can protect the steel wire rope body when being used, which is simple in structure, convenient to operate and high in practicability. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is a whole three-dimensional structure schematic diagram of the utility model;

[0016] Figure 2 It is a three-dimensional structure schematic diagram of the utility model in an unfolded state;

[0017] Figure 3 It is a three-dimensional structure schematic diagram of the plugging sleeve ring and the U-shaped clamp of the utility model;

[0018] Figure 4 It is a three-dimensional structure schematic diagram of the protective layer of the utility model;

[0019] Figure 5 It is a three-dimensional structure schematic diagram of the utility model A; Figure 2

[0020] Figure 6 It is a three-dimensional structure schematic diagram of the utility model A;​Figure 2 Enlarged perspective view of the middle B.

[0021] In the figure: 1, steel wire rope body; 2, protective layer; 21, extension edge; 3, sleeve layer; 31, logo; 4, blocking sleeve ring; 5, U-shaped clamp; 51, side lug; 6, oil storage layer; 61, release micro-hole; 7, fixed side plate; 8, fastener. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments.

[0023] As Figures 1 to 6 shown, a steel wire rope for elevator includes a steel wire rope body 1, a protective assembly is connected to the outer side of the steel wire rope body 1, the protective assembly includes a sleeve layer 3, a protective layer 2 and a blocking sleeve ring 4, the sleeve layer 3 is fixedly sleeved on the outer side of the steel wire rope body 1, the outer wall of the sleeve layer 3 is connected with the protective layer 2, the protective layer 2 is detachably connected with the sleeve layer 3, the blocking sleeve ring 4 is sleeved on the end of the steel wire rope body 1, and the outer side of the blocking sleeve ring 4 is connected with a clamping piece.

[0024] As Figure 1 shown, the steel wire rope for elevator in the utility model is similar to the structure of the existing steel wire rope for elevator, for example, a steel wire rope for elevator is disclosed in a patent with publication number CN214328277U, the main improvement point of the utility model is that the outer side of the steel wire rope is convenient to protect, as Figures 1 to 6 shown, when the steel wire rope for elevator in the utility model is used, the sleeve layer 3, the protective layer 2 and the blocking sleeve ring 4 are arranged on the outer side of the steel wire rope body 1, so that the steel wire rope body 1 can be protected when not in use, the protective layer 2 can be detached from the sleeve layer 3, so that the dust adhered to the steel wire rope body 1 when dragging on the ground before installation can be detached, the blocking sleeve ring 4 can prevent the two ends of the steel wire rope body 1 from entering dust, and the steel wire rope body 1 is protected in all directions, and the sleeve layer 3 can protect the steel wire rope body 1 when in use.

[0025] As Figure 1 and Figure 3 shown, the clamping piece includes a fixed side plate 7, the outer side of the fixed side plate 7 is connected with a U-shaped clamp 5, the two sides of the U-shaped clamp 5 are fixedly connected with side lugs 51, and the fastener 8 is threadedly connected between the two side lugs 51 and the fixed side plate 7.

[0026] Specifically, when the steel wire rope body 1 is installed in the hoisting machine of the elevator, the fastener 8 can be opened, so that the U-shaped clamp 5 and the side ear 51 can pass through another steel wire rope body 1, and a plurality of steel wire rope bodies 1 can be connected together. At this time, the blocking collar 4 can also protect the end of the steel wire rope body 1 from the wedge sleeve, prevent the steel wire rope body 1 from exploding, and affect the operation of the elevator.

[0027] As shown in Figure 2 and Figure 4 , the protective layer 2 is in a sheet type, which is arranged on the outside of the sleeve layer 3. One side of the protective layer 2 is fixedly connected with an extension edge 21, and the inner wall of the extension edge 21 is adhesively arranged with the other side of the protective layer 2.

[0028] Specifically, during the installation of the steel wire rope body 1 and the running structure in the elevator, the extension edge 21 and the protective layer 2 can be torn off, so that the protective layer 2 with the adhered dust is separated from the steel wire rope body 1.

[0029] As shown in Figure 1 , Figure 2 and Figure 6 , the sleeve layer 3 is fixedly connected with an oil storage layer 6, and the inner wall of the oil storage layer 6 is in close contact with the outer wall of the steel wire rope body 1.

[0030] Specifically, the sleeve layer 3 is arranged on the outside of the steel wire rope body 1, and the inner side of the sleeve layer 3 is connected with the oil storage layer 6, which is made of fiber core material and can store and release lubricating oil. The sleeve layer 3 can also prevent the fragments from scattering after the steel wire rope is broken to a certain extent.

[0031] As shown in Figure 2 and Figure 5 , a plurality of release micro-holes 61 are arranged on the inner wall of the oil storage layer 6. The plurality of release micro-holes 61 are arranged at equal intervals. In this way, the release of lubricating oil is smoother.

[0032] As shown in Figure 2 , the outer wall of the sleeve layer 3 is provided with an identification 31, and the identification 31 is arranged in an intermittent manner.

[0033] Specifically, the identification 31 can be used by workers to quickly find the damaged position of the steel wire rope body 1.

[0034] As shown in Figure 2 , the sleeve layer 3 is a wear-resistant sleeve. Through the arrangement of the wear-resistant sleeve, the wear of the steel wire rope body 1 can be reduced.

[0035] Although the utility model has been explained in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions recorded in the foregoing embodiments or make equivalent replacement to part of the technical features, and any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. An elevator steel wire rope comprising a steel wire rope body (1), characterized in that, The outer side of the steel wire rope body (1) is connected with a protection assembly, the protection assembly comprises a sleeve layer (3), a protection layer (2) and a blocking sleeve ring (4), the outer side of the steel wire rope body (1) is fixedly sleeved with the sleeve layer (3), the outer wall of the sleeve layer (3) is connected with the protection layer (2), the protection layer (2) is detachably connected with the sleeve layer (3), the end of the steel wire rope body (1) is sleeved with the blocking sleeve ring (4), and the outer side of the blocking sleeve ring (4) is connected with a clamping piece.

2. The elevator steel wire rope according to claim 1, characterized in that The clamping piece comprises a fixed side plate (7), the outer side of the fixed side plate (7) is connected with a U-shaped clamp (5), the two sides of the U-shaped clamp (5) are fixedly connected with side ears (51), and the fastener (8) is threadedly connected between the two side ears (51) and the fixed side plate (7).

3. The steel wire rope for an elevator according to claim 1, characterized in that: The protection layer (2) is in a sheet type and is arranged around the outer side of the sleeve layer (3), one side of the protection layer (2) is fixedly connected with an extension edge (21), and the inner wall of the extension edge (21) is adhesively connected with the other side of the protection layer (2).

4. The elevator steel wire rope according to claim 1, characterized in that, The sleeve layer (3) is fixedly connected with an oil storage layer (6) in the inside, and the inner wall of the oil storage layer (6) is attached to the outer wall of the steel wire rope body (1).

5. An elevator steel wire rope according to claim 4, characterized in that A plurality of release micro-holes (61) are formed in the inner wall of the oil storage layer (6), and the plurality of release micro-holes (61) are arranged at equal intervals.

6. The elevator steel wire rope according to claim 1, characterized in that The outer wall of the sleeve layer (3) is provided with an identification (31), and the identification (31) is arranged in an intermittent mode.

7. The elevator steel wire rope according to claim 1, wherein The sleeve layer (3) is a wear-resistant sleeve.

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