CN217708783U - Steel wire rope fixing device and operation machine - Google Patents
Steel wire rope fixing device and operation machine Download PDFInfo
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- CN217708783U CN217708783U CN202221614844.1U CN202221614844U CN217708783U CN 217708783 U CN217708783 U CN 217708783U CN 202221614844 U CN202221614844 U CN 202221614844U CN 217708783 U CN217708783 U CN 217708783U
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- wire rope
- steel wire
- fixing device
- bending plate
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Abstract
The utility model relates to an operation machinery technical field provides a wire rope fixing device and operation machinery, and wherein, wire rope fixing device is used for two fixed wire rope, include: the fixed part and the adjustable part are respectively used for fixing two ends of the steel wire rope; the adjustable portion includes: the fixed seat is arranged on the telescopic arm; the bending plate is rotatably arranged on the fixed seat; and the two steel wire ropes are symmetrically arranged along the symmetry axis of the bending plate. The utility model provides a steel wire rope fixing device and an operation machine, when the steel wire ropes on the two sides are stressed unevenly, a bending plate can automatically deflect to one side of the steel wire rope with overlarge stress, and then adjustment is prompted; and the steel wire ropes are stopped until the two steel wire ropes are stressed in balance, so that the uniform stress of the two steel wire ropes is ensured, and the service life of the steel wire ropes is prolonged.
Description
Technical Field
The utility model relates to an operation machinery technical field especially relates to a wire rope fixing device and operation machinery.
Background
The aerial work platform is a movable engineering machine for aerial work in various industries, such as aerial work, equipment installation, maintenance and the like. The aerial work platform mainly comprises: scissor fork type, vehicle-mounted type, crank arm type, straight arm type, etc. The aerial work platform has high stability, high load, high efficiency and high flexibility and maneuverability, and is rapidly developed in recent years.
The telescopic arm support is a main working mechanism of the arm support type aerial work platform, the telescopic mechanism is a core for realizing the functions of the telescopic mechanism, and is generally driven by a telescopic oil cylinder, and the synchronous telescopic motion of a plurality of sections of arms is realized through pulleys and steel wire ropes. For safety, the telescopic mechanism is provided with two sets of pulleys and steel wire ropes which are arranged in the same way. When the crane works normally, the two sets of pulleys and the steel wire rope act simultaneously to realize the telescopic motion of the arm support; when one group of the pulley-steel wire rope fails due to overload, abrasion or fatigue, the other group can still work normally to ensure the safety of operators.
However, the two sets of pulleys and steel wire ropes cannot guarantee uniform stress when being installed and tensioned, so that the steel wire ropes with larger stress are easy to overload, the ropes fail prematurely, and the service life of equipment is greatly influenced.
SUMMERY OF THE UTILITY MODEL
The utility model provides a wire rope fixing device and operation machinery for solve the inhomogeneous defect of wire rope atress among the prior art, guarantee that two piece at least wire rope atresss are even.
The utility model provides a wire rope fixing device for two fixed wire rope, include:
the fixed part and the adjustable part are respectively used for fixing two ends of the steel wire rope; the adjustable portion includes:
the fixed seat is arranged on the telescopic arm;
the bending plate is rotatably arranged on the fixed seat; and the two steel wire ropes are symmetrically arranged along the symmetry axis of the bending plate.
According to the utility model provides a pair of wire rope fixing device, adjustable portion still includes the pivot, the pivot runs through the board of bending, just the board of bending can wind the pivot is rotated.
According to the utility model provides a pair of wire rope fixing device, adjustable portion still includes first nut, and wire rope's periphery is located to the cover, just first nut is used for wire rope with bend the preliminary locking between the board.
According to the utility model provides a pair of wire rope fixing device, adjustable portion still includes the second nut, and wire rope's periphery is located to the cover, and is located first nut is kept away from one side of the board of bending, the second nut is used for wire rope with the secondary locking of the board of bending.
According to the utility model provides a pair of wire rope fixing device, bend the board pass through the clamp plate set up in on the flexible arm, the clamp plate is located the both sides of fixing base.
According to the utility model provides a steel wire rope fixing device, the telescopic arm comprises a first section arm, a second section arm and a third section arm which are sleeved from the outside to the inside; the fixing part comprises a round shaft, and two ends of the round shaft are arranged on two side walls of the third knuckle arm; one end of each steel wire rope is arranged on the round shaft; the first section arm and the second section arm are provided with through holes at positions corresponding to the circular shaft.
According to the utility model provides a pair of wire rope fixing device, the periphery of circle axle is provided with axial limit structure, just axial limit structure is used for following wire rope the axial direction's of circle axle spacing.
According to the utility model provides a steel wire rope fixing device, the axial limiting structure comprises a first spacer bush and a second spacer bush, and the first spacer bush is positioned between two adjacent steel wire ropes; and the second spacer bush is positioned between the steel wire rope and the side wall of the third section of arm.
According to the utility model provides a pair of wire rope fixing device, the pivot with still be provided with the reinforcing plate between the board of bending, the one end of reinforcing plate with board fixed connection bends, the other end with pivot rotatable coupling.
The utility model also provides a working machine, include: a cable fixing device as described above.
The utility model provides a steel wire rope fixing device which is used for fixing two steel wire ropes, one end of each steel wire rope is fixed through a fixing part, and the other end of each steel wire rope is fixed through an adjustable part; the bending plate is rotatably arranged on the fixed seat, at least two steel wire ropes are symmetrically arranged along the symmetrical axis of the bending plate, and when the steel wire ropes on the two sides are stressed unevenly, the bending plate can automatically deflect to one side of the steel wire rope stressed excessively, so that adjustment is prompted; and the steel wire ropes are stopped until the two steel wire ropes are stressed in balance, so that the uniform stress of the two steel wire ropes is ensured, and the service lives of the steel wire ropes are prolonged.
The utility model provides a working machine, owing to include as above wire rope fixing device, consequently possess as above various advantages.
Drawings
In order to more clearly illustrate the technical solutions of the present invention or the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is an installation schematic diagram of a steel wire rope fixing device provided by the present invention;
fig. 2 is an enlarged schematic view of the structure at a in fig. 1 according to the present invention;
fig. 3 is a schematic structural view of an adjustable portion of the wire rope fixing device provided by the present invention;
fig. 4 is a schematic structural view of a fixing portion of the wire rope fixing device provided by the present invention;
reference numerals are as follows:
1. a fixed part; 2. an adjustable portion; 3. a wire rope; 4. a telescopic arm;
11. a circular shaft; 12. a first spacer sleeve; 13. a second spacer sleeve;
21. a fixed seat; 22. bending a plate; 23. a rotating shaft; 24. a first nut; 25. a second nut; 26. pressing a plate; 27. a reinforcing plate;
41. a first joint arm; 42. a second joint arm; 43. and a third arm.
Detailed Description
To make the objects, technical solutions and advantages of the present invention clearer, the drawings in the present invention will be combined to clearly and completely describe the technical solutions of the present invention, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
The fixing device of the steel wire rope according to the present invention is described below with reference to fig. 1 to 4.
As shown in fig. 1 and 2, the utility model discloses a wire rope fixing device for two fixed wire ropes, including fixed part 1 and adjustable part 2, fixed part 1 and adjustable part 2 are used for fixed wire rope 3's both ends respectively, and wire rope 3's stiff end is by the monaural ring of suppression, and is convenient fixed, and wire rope 3's stiff end is fixed in fixed part 1. Adjustable portion 2 includes fixing base 21 and the board 22 of bending, and fixing base 21 sets up on flexible arm 4, and the board 22 of bending can follow wire rope 3's radial rotation, and the board 22 of bending rotates and sets up on fixing base 21, and two piece at least wire rope 3 sets up along the symmetry axis symmetry of the board 22 of bending.
The utility model provides a steel wire rope fixing device, which is used for fixing two steel wire ropes 3, the fixed ends of the steel wire ropes are fixed by a fixing part 1, and the adjusting ends of the steel wire ropes 3 are fixed by an adjustable part 2; in the fixing process, the fixed end of the steel wire rope 3 is fixed, and the adjustable end of the steel wire rope 3 is adjusted, so that the two steel wire ropes 3 are stressed in a balanced manner. As shown in fig. 3, the bending plate 22 is rotatably disposed on the fixing base 21, the two steel wire ropes 3 are symmetrically disposed along the symmetry axis of the bending plate 22, and when the steel wire ropes 3 on the two sides are stressed unevenly, the bending plate 22 automatically deflects to one side of the steel wire rope 3 stressed too much, so as to prompt that the steel wire rope 3 needs to be adjusted; the bending plate 22 is righted until the two steel wire ropes 3 are stressed in balance, so that the two steel wire ropes 3 are stressed uniformly, and the service life of the steel wire ropes 3 is prolonged.
Here, the axis of symmetry of the bending plate 22 refers to a center line along the extending direction of the wire rope 3.
As shown in fig. 3, specifically, the bending plate 22 may be a U-shaped plate with an opening facing the fixing base, and when the two steel wire ropes 3 are stressed unevenly, the bending plate 22 may rotate along the radial direction of the steel wire ropes 3. The bending plate 22 can adopt a mode of tailor welding of bending pieces and reinforcing plates, and the processing is convenient while the strength is ensured.
As shown in fig. 2, in the embodiment of the present invention, the adjustable portion 2 further includes a rotating shaft 23, the rotating shaft 23 penetrates through the bending plate 22, the rotating shaft 23 is fixed on the fixing seat 21, and the bending plate 22 can rotate around the rotating shaft 23. When two wire rope 3 atress were uneven, the board 22 of bending can deflect to 3 one sides of the great wire rope of atress voluntarily, lead to the board 22 biasing of bending, treat to adjust two wire rope 3 for the atress is equal time, the board 22 of bending reforms, has then guaranteed that two wire rope 3's atress is even.
As shown in fig. 2, in the embodiment of the present invention, the adjustable portion 2 further includes a first nut 24, the first nut 24 is sleeved on the periphery of each steel wire rope 3, and the first nut 24 is used for pre-locking between the steel wire rope 3 and the bending plate 22. The first nut 24 locks and fixes the steel wire rope 3 and the bending plate 22.
In order to optimize the fixing of wire rope 3 and the board 22 of bending the embodiment of the utility model discloses an in, still include second nut 25, wire rope 3's periphery is located to second nut 25 cover, and second nut 25 is located one side that the board 22 of bending was kept away from to first nut 24, and second nut 25 is used for wire rope 3 and the secondary locking of the board 22 of bending, prevents returning of wire rope 3 and detains, makes wire rope 3 and the board 22 of bending be connected more firmly.
In the embodiment of the present invention, as shown in fig. 3, the bending plate 22 is disposed on the telescopic arm 4 through a pressing plate 26, and the pressing plate 26 has a pair of pressing plates, which are respectively located on two sides of the fixing base 21. The pressing plate 26 can be a pressure plate in a shape like a Chinese character 'ji', the middle part of the pressure plate in a shape like a Chinese character 'ji' buckles the fixed seat 21, the two ends of the pressure plate in a shape like a Chinese character 'ji' are tightly attached to the telescopic arm 4, and the two ends of the pressure plate in a shape like a Chinese character 'ji' are fixedly connected to the telescopic arm 4 by fasteners. The fastening member may be a screw or a pin, as long as the n-shaped pressing plate can be fixedly connected with the fixing seat 21, which is not limited specifically herein.
As shown in fig. 3, the fixing seat 21 is a T-shaped frame, and can be formed by welding vertical plates, so that not only is the strength ensured, but also the weight is reduced. The wire rope 3 passes through the hollow inside of the fixing base 21.
As shown in fig. 4, in the embodiment of the present invention, the telescopic arm 4 includes a first arm segment 41, a second arm segment 42 and a third arm segment 43 sleeved from outside to inside; the fixing part 1 comprises a round shaft 11, and two ends of the round shaft 11 are arranged on two side walls of the third section arm 43; the fixed end of each steel wire rope 3 is arranged on the round shaft 11; the through holes (through holes, in the double-sided board and the multilayer board, for connecting the printed conductors between the multilayer boards, a common hole is drilled at the intersection of the conductors needing to be connected in each layer) are formed in the positions, corresponding to the circular shaft 11, on the side walls of the first knuckle arm 41 and the second knuckle arm 42, namely, the axis of the through holes coincides with the axis of the circular shaft 11, and the circular shaft 11 can be disassembled and assembled through the through holes in the first knuckle arm 41 and the second knuckle arm 42, so that the operation is convenient.
As shown in fig. 4, in the embodiment of the present invention, the circumference of the circular shaft 11 is provided with an axis limiting structure, and the axial limiting structure is used for avoiding the axial movement of the steel wire rope along the circular shaft 11.
Furthermore, the axial limiting structure comprises a first spacer 12 and a second spacer 13, wherein the first spacer 12 is located between two adjacent steel wire ropes 3, so that collision between the two steel wire ropes 3 is avoided. The second spacer 13 is disposed on the periphery of the circular shaft 11, and the second spacer 13 is located between the steel wire rope 3 and the side wall of the third section arm 43. Through the setting of first spacer 12 and second spacer 13, can realize spacing the axial of wire rope 3, avoid wire rope 3 to follow 11 axial displacement of circle axle.
During installation, the position of a fixing hole of the round shaft 11 is determined on the telescopic arm 4, the fixing hole is positioned at the end part of the third section arm 43, the size of the opening is equal to the positive tolerance of the size of the round shaft 11, and the round shaft 11 is fixed through a nut after being installed. The first knuckle arm 41 and the second knuckle arm 42 are provided with through holes, the axes of the through holes and the axes of the round shafts 11 are positioned on the same straight line, and the round shafts 11 can be directly disassembled and assembled through the through holes; the axial limiting structure can prevent the steel wire rope 3 from axially moving along the round shaft 11.
As shown in fig. 2, in the embodiment of the present invention, a reinforcing plate 27 is further disposed between the rotating shaft 23 and the bending plate 22, one end of the reinforcing plate 27 is fixedly connected to the bending plate 22, the other end of the reinforcing plate is rotatably connected to the rotating shaft 23, the reinforcing plate 27 is disposed to ensure effective rotation between the bending plate 22 and the fixing base 21, and to ensure strength of the bending plate 22.
The utility model provides a wire rope fixing device, the pivot 23 of adjustable portion is worn to establish and is fixed in on fixing base 21, and has certain damping between pivot 23 and the fixing base 21, and 3 atress of wire rope bend board 22 when uneven can deflect to the wire rope 3 one side that the atress is too big automatically, and the dead run is ajusted when 3 atress of two wire rope are balanced, and it is even to have guaranteed that the atress of two wire rope 3 is high, simple and convenient swift.
The embodiment of the other aspect of the present invention provides a working machine, including the above-mentioned wire rope fixing device.
The utility model provides a working machine, owing to include as above wire rope fixing device, consequently possess as above various advantages.
In an embodiment of the present invention, the working machine may be an aerial work platform.
In an embodiment of the invention, the work machine may be another work machine with a telescopic boom, such as a crane.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art will understand that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (10)
1. The utility model provides a wire rope fixing device for two wire rope of fixed, its characterized in that includes:
the fixed part and the adjustable part are respectively used for fixing two ends of the steel wire rope; the adjustable portion includes:
the fixed seat is arranged on the telescopic arm;
the bending plate is rotatably arranged on the fixed seat; and the two steel wire ropes are symmetrically arranged along the symmetry axis of the bending plate.
2. The cable fixing device according to claim 1, wherein the adjustable portion further comprises a rotating shaft, the rotating shaft penetrates through the bending plate, and the bending plate can rotate around the rotating shaft.
3. The steel wire rope fixing device according to claim 1, wherein the adjustable portion further comprises a first nut, the first nut is sleeved on the periphery of the steel wire rope, and the first nut is used for pre-locking between the steel wire rope and the bending plate.
4. The steel wire rope fixing device according to claim 3, wherein the adjustable portion further comprises a second nut, the second nut is sleeved on the periphery of the steel wire rope and located on one side, away from the bending plate, of the first nut, and the second nut is used for secondary locking of the steel wire rope and the bending plate.
5. The steel wire rope fixing device according to claim 1, wherein the bending plate is arranged on the telescopic arm through pressing plates, and the pressing plates are located on two sides of the fixing seat.
6. The cable fixing device according to claim 1, wherein the telescopic arm comprises a first section arm, a second section arm and a third section arm which are sleeved from outside to inside; the fixing part comprises a circular shaft, and two ends of the circular shaft are arranged on two side walls of the third section arm; one end of each steel wire rope is arranged on the round shaft; the first section arm and the second section arm are provided with through holes at positions corresponding to the circular shaft.
7. The steel wire rope fixing device according to claim 6, wherein an axial limiting structure is arranged on the outer periphery of the round shaft, and the axial limiting structure is used for limiting the steel wire rope along the axial direction of the round shaft.
8. The wire rope fixing device according to claim 7, wherein the axial limiting structure comprises a first spacer and a second spacer, and the first spacer is positioned between two adjacent wire ropes; and the second spacer bush is positioned between the steel wire rope and the side wall of the third section of arm.
9. The steel wire rope fixing device according to claim 2, wherein a reinforcing plate is further arranged between the rotating shaft and the bending plate, one end of the reinforcing plate is fixedly connected with the bending plate, and the other end of the reinforcing plate is rotatably connected with the rotating shaft.
10. A work machine comprising a wire rope fixing device according to any one of claims 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221614844.1U CN217708783U (en) | 2022-06-24 | 2022-06-24 | Steel wire rope fixing device and operation machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221614844.1U CN217708783U (en) | 2022-06-24 | 2022-06-24 | Steel wire rope fixing device and operation machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217708783U true CN217708783U (en) | 2022-11-01 |
Family
ID=83776541
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221614844.1U Active CN217708783U (en) | 2022-06-24 | 2022-06-24 | Steel wire rope fixing device and operation machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217708783U (en) |
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2022
- 2022-06-24 CN CN202221614844.1U patent/CN217708783U/en active Active
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