CN214298744U - Wire passing pulley mechanism and engineering machinery - Google Patents
Wire passing pulley mechanism and engineering machinery Download PDFInfo
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- CN214298744U CN214298744U CN202120057816.3U CN202120057816U CN214298744U CN 214298744 U CN214298744 U CN 214298744U CN 202120057816 U CN202120057816 U CN 202120057816U CN 214298744 U CN214298744 U CN 214298744U
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- 230000007246 mechanism Effects 0.000 title claims abstract description 50
- 230000000903 blocking effect Effects 0.000 claims abstract description 69
- 238000010276 construction Methods 0.000 claims 2
- 230000002035 prolonged effect Effects 0.000 abstract 1
- 238000004804 winding Methods 0.000 description 13
- 238000009434 installation Methods 0.000 description 12
- 230000008859 change Effects 0.000 description 4
- 238000006073 displacement reaction Methods 0.000 description 3
- 230000001154 acute effect Effects 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 230000005489 elastic deformation Effects 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000012634 fragment Substances 0.000 description 1
- 230000000670 limiting effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Abstract
The utility model provides a line-passing pulley mechanism and engineering machinery, wherein the line-passing pulley mechanism comprises a pulley bracket, a slide bar arranged on the pulley bracket and a line-arranging wheel sleeved on the slide bar, and the line-arranging wheel can slide along the axial direction of the slide bar; the pulley support is also respectively provided with a rope blocking rod on the wire inlet side and the wire outlet side of the wire arranging wheel, and the two rope blocking rods are parallel to the sliding rod. The wire passing pulley mechanism is simple and compact in structure, the wire inlet cable and the wire outlet cable are clamped between the wire arranging wheel and the corresponding rope blocking rods respectively by installing the rope blocking rods on the wire inlet side and the wire outlet side of the wire arranging wheel, so that the wire inlet and outlet paths of the cables are limited, the rope disorder phenomenon is greatly reduced, the service life of the cables is prolonged, and the reliability and the safety of engineering mechanical equipment are improved.
Description
Technical Field
The utility model relates to an engineering machine tool equipment technical field especially relates to a cross line pulley mechanism and engineering machine tool.
Background
The cable reel is a cable winding device for providing a power supply, a control power supply or a control signal for large-scale mobile equipment, and is mainly used for controlling the winding and unwinding of a cable. The device is widely applied to heavy mechanical equipment under similar working conditions such as port portal cranes, container cranes, ship loaders and tower cranes. In daily use, the cable is prone to being disorderly grooved or arranged and deflected in the cable drum due to the fact that the hanging object can swing left and right, and then rope skipping and rope disorder are caused when the cable is rapidly wound and unwound. The damage of the rope disorder phenomenon is very large, the abrasion of the cable is accelerated, the cable is caused to have a ground fault or a short-circuit fault, even the power supply is broken and the electricity is jumped, the service life of the cable is shortened, the risk of a gliding falling accident caused by the rope breakage exists, the economic loss is caused to the production, and even more serious safety accidents can be caused. Therefore, how to prevent the rope from being tangled to reduce the harm of the rope tangling phenomenon is a problem to be solved urgently.
SUMMERY OF THE UTILITY MODEL
The utility model provides a cross line pulley mechanism and engineering machine tool for the cable of solving among the prior art is qualified for the next round of competitions and takes place the defect of the indiscriminate rope of rope skipping easily.
The utility model provides a line-passing pulley mechanism, which comprises a pulley bracket, a sliding rod arranged on the pulley bracket and a line-arranging wheel sleeved on the sliding rod, wherein the line-arranging wheel can slide along the axial direction of the sliding rod; the pulley support is in the wire inlet side and the wire outlet side of the wire arrangement wheel are respectively provided with a rope blocking rod, and the two rope blocking rods are parallel to the sliding rod.
According to the utility model provides a pair of cross line pulley mechanism, two the fender rope pole rotationally connect in pulley bracket.
According to the utility model provides a line-passing pulley mechanism, which also comprises a gap adjusting piece, wherein the fixed end of the gap adjusting piece is fixedly connected with the pulley bracket, and the telescopic end of the gap adjusting piece is connected with the rope blocking rod; the rope blocking rod can slide along the direction towards or away from the sliding rod, and the sliding direction of the rope blocking rod is the same as the telescopic direction of the telescopic end of the gap adjusting piece.
According to the utility model provides a line-passing pulley mechanism, the pulley bracket is provided with a sliding guide groove along the connecting line direction of the sliding rod and the rope blocking rod, and the end part of the sliding rod is slidably arranged in the sliding guide groove; the fixed end of the gap adjusting piece is fixedly connected with one end of the sliding guide groove back to the sliding rod.
According to the utility model provides a pair of cross line pulley mechanism, clearance adjustment spare is spring, shell fragment or telescopic link.
According to the utility model provides a pair of cross line pulley mechanism, the pulley bracket is including two mounting panels that set up relatively, slide bar and two the rope blocking rod is all installed in two between the mounting panel.
According to the utility model provides a pair of cross line pulley mechanism, two the mounting panel still is equipped with the support fixing base on length direction, the support fixing base is followed the axial extension of slide bar.
According to the utility model provides a pair of cross line pulley mechanism, waist shape hole has been seted up on the support fixing base.
The utility model also provides an engineering machine tool, include as above-mentioned cross line pulley mechanism.
According to the utility model provides a pair of engineering machine, engineering machine is the hoist, cross line pulley mechanism install in the play line side of the cable drum of hoist.
The utility model provides a line-passing pulley mechanism and engineering machinery, wherein the line-passing pulley mechanism is through installing the slide bar on the pulley support, cup joint the winding displacement wheel on the slide bar slidably, the cable can be walked around the winding displacement wheel and then butt-jointed with the hanging object, and then the winding displacement wheel can freely slide on the slide bar along with the change of the cable winding and unwinding position; meanwhile, the rope blocking rods are respectively arranged on the wire inlet side and the wire outlet side of the wire arranging wheel, the wire inlet cable and the wire outlet cable are respectively clamped between the wire arranging wheel and the corresponding rope blocking rods, the wire inlet and outlet path of the cable is limited, and the rope disorder phenomenon is avoided. The wire passing pulley mechanism is simple and compact in structure, greatly reduces the phenomenon of rope disorder, prolongs the service life of a cable, and improves the reliability and safety of engineering mechanical equipment.
Drawings
In order to more clearly illustrate the technical solutions of the present invention or the prior art, the following briefly introduces the drawings required for the embodiments or the prior art descriptions, and obviously, 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 the drawings without creative efforts.
Fig. 1 is a schematic structural view of a wire-passing pulley mechanism provided by the present invention;
fig. 2 is a schematic view illustrating the installation of the wire passing pulley mechanism provided by the present invention on the crane;
fig. 3 is a side view of another wire passing pulley mechanism provided by the present invention.
Reference numerals:
1. a pulley bracket; 11. A first brace plate; 12. A second bracket plate;
2. a slide bar; 3. A wire arrangement wheel; 41. A first rope blocking rod;
42. a second rope stopping rod; 5. A bracket fixing seat; 51. A waist-shaped hole;
6. a gap adjusting member; 71. A first slide guide groove; 72. A second sliding guide groove;
100. a wire passing pulley mechanism; 200. A cable; 300. A cable drum.
Detailed Description
To make the objects, technical solutions and advantages of the present invention clearer, the drawings of the present invention are combined to clearly and completely describe the technical solutions of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. 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.
In the description of the embodiments of the present invention, it should be noted that the terms "first" and "second" are used for clearly indicating the numbering of the product parts and do not represent any substantial difference unless explicitly stated or limited otherwise. "upper", "lower", "left", "right", and the like are used only to indicate relative positional relationships, and when the absolute position of the object to be described is changed, the relative positional relationships may also be changed accordingly. The specific meaning of the above terms in the embodiments of the present invention can be understood by those skilled in the art according to specific situations.
It is to be understood that, unless otherwise expressly specified or limited, the term "coupled" is used broadly, and may, for example, refer to directly coupled devices or indirectly coupled devices through intervening media. The specific meaning of the above terms in the embodiments of the present invention can be understood in specific cases by those skilled in the art.
As shown in fig. 1, an embodiment of the present invention provides a wire passing pulley mechanism 100, which includes a pulley bracket 1, a sliding rod 2 installed on the pulley bracket 1, and a wire arranging wheel 3 sleeved on the sliding rod 2, wherein the wire arranging wheel 3 can slide along the axial direction of the sliding rod 2. The pulley support 1 is further provided with a rope blocking rod on the wire inlet side and the wire outlet side of the wire arranging wheel 3 respectively, wherein the first rope blocking rod 41 is positioned on the wire inlet side of the wire arranging wheel 3, and the second rope blocking rod 42 is positioned on the wire outlet side of the wire arranging wheel 3. The first rope blocking lever 41 and the second rope blocking lever 42 are both parallel to the slide bar 2.
Specifically, as shown in fig. 1, in an embodiment of the present invention, the pulley bracket 1 may be installed and fixed on the engineering machine to realize the positioning of the wire passing pulley mechanism 100. Pulley support 1 can be for integral support or split type support, mainly explains with split type pulley support 1 as an example in this embodiment, and pulley support 1 can include the first mounting panel 11 and the second mounting panel 12 of two relative settings, and slide bar 2 installs between two mounting panels, and slide bar 2's both ends can be fixed on the mounting panel through bolt and nut structure, prevent that the axial from rocking from taking place. Through setting up split type pulley bracket 1, both conveniently carry out the dismouting to the support and accomodate and transport, can also be applicable to the slide bar 2 of installing different length, and then the different width cable reel of adaptation.
As shown in fig. 1, in this embodiment, a wire arranging wheel 3 is sleeved on a sliding rod 2, the wire arranging wheel 3 can freely slide along the axial direction of the sliding rod 2, and the wire arranging wheel 3 can also freely rotate by taking the sliding rod 2 as a rotating shaft. The wire inlet side and the wire outlet side of the wire arranging wheel 3 are respectively provided with a rope blocking rod, a gap between the rope blocking rod and the wire arranging wheel 3 forms a passage of a cable, the cable can firstly pass through a gap between the first rope blocking rod 41 and the wire arranging wheel 3 and then bypasses the bottom of the wire arranging wheel 3, and finally the cable is penetrated out through a gap between the second rope blocking rod 42 and the wire arranging wheel 3 and then is butted with a tail-end hanging object or other equipment. Along with the winding and unwinding of the cable, the wire arranging wheel 3 can rotate freely, the position of the wire arranging wheel on the sliding rod 2 can be automatically adjusted according to the winding and unwinding position of the cable, the auxiliary guiding effect is achieved on the winding and unwinding of the cable, meanwhile, the wire inlet and outlet paths of the cable are limited under the limiting effect of the two rope blocking rods, and the phenomenon of rope disorder is avoided. The cable in this embodiment includes, but is not limited to, a cable, a rope, a cable, etc.
Fig. 2 shows a use state of the wire passing pulley mechanism 100 when the wire passing pulley mechanism 100 is applied to cable winding and unwinding of a crane cable, in this embodiment, the wire passing pulley mechanism 100 is installed on the wire outgoing side of the cable drum 300, and the cable 200 firstly passes through a gap between the first rope blocking rod 41 and the wire arranging wheel 3, then passes around the bottom of the wire arranging wheel 3, and finally passes through a gap between the second rope blocking rod 42 and the wire arranging wheel 3, and then is butted with a hanging object at the tail end. In the process of winding and unwinding the cable 200, the wire inlet and outlet path of the cable 200 is always limited, so that the occurrence of the rope disorder condition of the cable 200 is greatly reduced, and the winding and unwinding stability of the cable 200 is improved.
The wire-passing pulley mechanism 100 provided by the embodiment is characterized in that the sliding rod 2 is installed on the pulley bracket 1, the wire-arranging wheel 3 is slidably sleeved on the sliding rod 2, a cable can be butted with a hanging object after bypassing the wire-arranging wheel 3, and then the wire-arranging wheel 3 can freely slide on the sliding rod 2 along with the change of the wire-receiving and releasing position of the cable; meanwhile, the rope blocking rods are respectively arranged on the wire inlet side and the wire outlet side of the wire arranging wheel 3, the wire inlet cable and the wire outlet cable are respectively clamped between the wire arranging wheel 3 and the corresponding rope blocking rods, the wire inlet and outlet path of the cable is limited, and the rope disorder phenomenon is avoided. The wire passing pulley mechanism 100 is simple and compact in structure, greatly reduces the rope disorder phenomenon, prolongs the service life of a cable, and improves the reliability and safety of engineering mechanical equipment.
Further, as shown in fig. 1, in the embodiment of the present invention, the sliding rod 2 and the two rope blocking rods are distributed in a triangular shape on the pulley bracket 1, that is, the installation point of the sliding rod 2 on the pulley bracket 1 and the installation points of the first rope blocking rod 41 and the second rope blocking rod 42 on the pulley bracket 1 form a triangle, and the axes of the sliding rod 2, the first rope blocking rod 41 and the second rope blocking rod 42 form three edges of a triangular prism. Further, in some embodiments, the included angle between the slide bar 2 and the two rope blocking levers is an acute angle, that is, the included angle between the line connecting the mounting point of the slide bar 2 and the mounting point of the first rope blocking lever 41 and the line connecting the mounting point of the slide bar 2 and the mounting point of the second rope blocking lever 42 on the pulley bracket 1 is an acute angle, so that the structure of the wire passing pulley mechanism 100 can be made more compact. In addition, in other embodiments, the included angle between the sliding rod 2 and the two rope blocking rods can also be a right angle or an obtuse angle.
Further, as shown in fig. 1, in the embodiment of the present invention, the first rope blocking rod 41 and the second rope blocking rod 42 are rotatably connected to the pulley bracket 1. Specifically, both ends of the first rope blocking rod 41 and the second rope blocking rod 42 may be mounted to the pulley bracket 1 through a rotary bearing, and may be axially limited by, for example, a bolt and nut structure, thereby preventing axial play. More specifically, the first rope blocking rod 41 and the second rope blocking rod 42 may adopt a roller structure, such as a silicone roller or a rubber roller, so that they have certain elasticity to prevent the cable from being jammed.
Further, as shown in fig. 3, in other embodiments of the present invention, the wire passing pulley mechanism 100 further includes a gap adjusting member 6, a fixed end of the gap adjusting member 6 is fixedly connected to the pulley bracket 1, and a telescopic end of the gap adjusting member 6 is connected to the rope blocking rod. The rope blocking rod can slide towards or away from the sliding rod 2, and the sliding direction of the rope blocking rod is the same as the telescopic direction of the telescopic end of the gap adjusting piece 6. In this embodiment, the pulley bracket 1 may be provided with sliding guide grooves corresponding to the two rope blocking rods one to one, the first rope blocking rod 41 is slidably installed in the first sliding guide groove 71, the length direction of the first sliding guide groove 71 is the same as the connecting line direction of the sliding rod 2 and the first rope blocking rod 41 on the pulley bracket 1, and the fixed end of the gap adjusting member 6 is fixed on the side of the first sliding guide groove 71 away from the sliding rod 2; likewise, the second rope stopping rod 42 is slidably installed in the second slide guide groove 72, the length direction of the second slide guide groove 72 is the same as the line direction of the slide bar 2 and the second rope stopping rod 42 on the pulley bracket 1, and the fixed end of the gap adjusting member 6 is fixed to the side of the first slide guide groove 71 away from the slide bar 2.
More specifically, in some embodiments, the gap adjusting element 6 may be an elastic expansion element such as a spring or a spring plate, so that when the diameter of the cable changes, the gap between the cable stop rod and the sliding rod 2 may be automatically adjusted. When the diameter of the cable is increased, the spring is pressed to generate elastic deformation, so that the rope blocking rod moves along the direction departing from the sliding rod 2, and the gap between the rope blocking rod and the sliding rod is increased; when the diameter of the cable is reduced, the spring tends to restore the elastic deformation, so that the rope blocking rod moves towards the direction close to the sliding rod 2, and the gap between the rope blocking rod and the sliding rod is reduced. Elastic expansion pieces such as springs or elastic pieces are arranged as the gap adjusting pieces 6, so that the rope blocking rod can adapt to cables with different diameters.
In addition, in other embodiments, the gap adjusting part 6 can also adopt a telescopic rod, and the length of the extending end of the telescopic rod is manually or electrically adjusted to change the gap between the rope blocking rod and the sliding rod 2. Or, in other embodiments, a plurality of installation positioning holes may be formed in the pulley bracket 1 in the direction of the connection line between the sliding rod 2 and the rope blocking rod, the specific positions of the installation positioning holes may be designed and selected according to the diameter of a common cable, and when the diameter of the cable changes, the two ends of the rope blocking rod are inserted into the corresponding appropriate installation positioning holes for fixation, so that adjustment can be completed.
Further, as shown in fig. 1, in the embodiment of the present invention, the pulley bracket 1 includes two bracket plates disposed oppositely, and the sliding rod 2 and the two rope blocking rods are both installed between the two bracket plates. Specifically, in this embodiment, the support plate may adopt an L-shaped plate structure, and further be adapted to the mounting holes of the sliding rod 2 and the two rope blocking rods. Further, as shown in fig. 1 and 2, in this embodiment, the two bracket plates are further provided with a bracket fixing base 5 in the length direction (i.e., the L direction indicated by the double-headed arrow in fig. 1), and the bracket fixing base 5 extends inward (i.e., the side opposite to the two bracket plates) or outward (i.e., the side facing away from the two bracket plates) in the axial direction of the slide rod 2. Through setting up support fixing base 5 in the length direction of mounting panel for pulley support 1 can adopt horizontal form installation, and then increases the interval between the play line of cable reel and the wire arranging wheel 3, further reduces the emergence of indiscriminate rope phenomenon. Compared with a vertical installation form in the prior art, the overall structure of the wire passing pulley mechanism 100 in the embodiment is reduced, the installation space is greatly saved, the limitation caused by insufficient space can be avoided when the installation and arrangement are carried out, and the installation flexibility and the application range are increased.
Further, as shown in fig. 1 and 2, in this embodiment, the bracket fixing base 5 is provided with a waist-shaped hole 51. Specifically, the waist-shaped hole 51 can be matched with the bolt locking structure, and when the distance between the first support plate 11 and the second support plate 12 needs to be adjusted or the mounting position of the pulley support 1 needs to be integrally adjusted, the bolt locking structure is clamped at different positions in the waist-shaped hole 51, so that the quick adjustment can be realized.
The utility model also provides an engineering machine tool, include as above-mentioned cross line pulley mechanism 100. The work machine may be a crane, a ship loader, an excavator, etc. Specifically, as shown in fig. 2, taking the engineering machine as a crane as an example, the wire passing pulley mechanism 100 may be installed on the wire outlet side of the cable drum 300 of the crane. More specifically, the wire passing pulley mechanism 100 can be installed at the arm tail of the crane, and by adopting the wire passing pulley mechanism 100 in this embodiment, reasonable and compact arrangement planning can be performed on the limited installation space of the arm tail of the crane.
As can be seen from the above embodiments, the line-passing pulley mechanism 100 and the engineering machinery provided by the present invention have the advantages that the sliding rod 2 is installed on the pulley bracket 1, the wire-arranging wheel 3 is slidably sleeved on the sliding rod 2, the cable can be butted with the hanging object after passing around the wire-arranging wheel 3, and then the wire-arranging wheel 3 can freely slide on the sliding rod 2 along with the change of the cable winding and unwinding position; meanwhile, the rope blocking rods are respectively arranged on the wire inlet side and the wire outlet side of the wire arranging wheel 3, the wire inlet cable and the wire outlet cable are respectively clamped between the wire arranging wheel 3 and the corresponding rope blocking rods, the wire inlet and outlet path of the cable is limited, and the rope disorder phenomenon is avoided. The wire passing pulley mechanism 100 is simple and compact in structure, greatly reduces the rope disorder phenomenon, prolongs the service life of a cable, and improves the reliability and safety of engineering mechanical equipment.
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 it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art 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. A wire passing pulley mechanism is characterized by comprising a pulley bracket, a sliding rod arranged on the pulley bracket and a wire arranging wheel sleeved on the sliding rod, wherein the wire arranging wheel can slide along the axial direction of the sliding rod; the pulley support is in the wire inlet side and the wire outlet side of the wire arrangement wheel are respectively provided with a rope blocking rod, and the two rope blocking rods are parallel to the sliding rod.
2. The wire passing pulley mechanism of claim 1, wherein two of the cord blocking levers are rotatably connected to the pulley bracket.
3. The thread passing pulley mechanism according to claim 1, further comprising a gap adjusting member, wherein a fixed end of the gap adjusting member is fixedly connected to the pulley bracket, and a telescopic end of the gap adjusting member is connected to the rope blocking rod; the rope blocking rod can slide along the direction towards or away from the sliding rod, and the sliding direction of the rope blocking rod is the same as the telescopic direction of the telescopic end of the gap adjusting piece.
4. The thread passing pulley mechanism according to claim 3, wherein the pulley bracket is provided with a sliding guide groove in a connecting line direction of the sliding rod and the rope blocking rod, and an end of the sliding rod is slidably mounted in the sliding guide groove; the fixed end of the gap adjusting piece is fixedly connected with one end of the sliding guide groove back to the sliding rod.
5. The wire passing pulley mechanism according to claim 4, wherein the gap adjusting member is a spring, a spring plate or a telescopic rod.
6. The wire passing pulley mechanism according to any one of claims 1 to 5, wherein the pulley bracket comprises two bracket plates which are oppositely arranged, and the sliding rod and the two rope blocking rods are both arranged between the two bracket plates.
7. The wire passing pulley mechanism according to claim 6, wherein two of the support plates are further provided with a support fixing seat in a length direction, and the support fixing seats extend along an axial direction of the sliding rod.
8. The string-passing pulley mechanism according to claim 7, wherein the bracket fixing seat is provided with a waist-shaped hole.
9. A working machine, characterized by comprising a wire passing pulley mechanism according to any one of claims 1 to 8.
10. The construction machine according to claim 9, wherein the construction machine is a crane, and the wire passing pulley mechanism is mounted on a wire outlet side of a cable drum of the crane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120057816.3U CN214298744U (en) | 2021-01-08 | 2021-01-08 | Wire passing pulley mechanism and engineering machinery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120057816.3U CN214298744U (en) | 2021-01-08 | 2021-01-08 | Wire passing pulley mechanism and engineering machinery |
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| Publication Number | Publication Date |
|---|---|
| CN214298744U true CN214298744U (en) | 2021-09-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120057816.3U Expired - Fee Related CN214298744U (en) | 2021-01-08 | 2021-01-08 | Wire passing pulley mechanism and engineering machinery |
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| CN (1) | CN214298744U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113928921A (en) * | 2021-10-25 | 2022-01-14 | 北京诚公管理咨询有限公司 | Device for distributing insulated power line for steel strand |
-
2021
- 2021-01-08 CN CN202120057816.3U patent/CN214298744U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113928921A (en) * | 2021-10-25 | 2022-01-14 | 北京诚公管理咨询有限公司 | Device for distributing insulated power line for steel strand |
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Granted publication date: 20210928 |