Longitudinal arranging and reversing device for crane power supply cable
By designing a longitudinal reversing device for the crane's power supply cable and using supports and cable clamping plates to fix the cable, the problem of cable torsion and wear caused by left and right movement was solved, significantly extending the cable's service life and reducing maintenance costs.
Patent Information
- Application Number
- CN202423256760.7
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-29
- Publication Date
- 2025-11-25
- Estimated Expiration
- 2034-12-29
AI Technical Summary
Traditional crane power cables suffer wear and damage due to twisting during left and right movement, shortening their service life, increasing maintenance costs, and affecting operational efficiency.
Design a longitudinal arrangement reversing device for crane power supply cables, including a support, a support cylinder and a cable pressure plate assembly. The cable pressure plate assembly consists of a bottom end and a swing end cable pressure plate to ensure that the cable is fixed and guided in the cable chute at the dock and to avoid torsional damage.
It extends the service life of cables, reduces maintenance costs, improves operational efficiency, and prevents cable breakage caused by torsion.
Smart Images
Figure CN223592280U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to a crane technical field more specifically, especially, it is a kind of crane power cable longitudinal arrangement reversing device. BACKGROUND
[0002] With the increasingly development of port, crane is used more and more frequently, and the crane bears a series of heavy and efficient operation tasks such as cargo loading and unloading, stacking and transfer. The traditional power supply mode of the crane usually depends on the power cable on the crane. These cables are constantly reversed and twisted with the left and right movement of the crane on the track. Long-term twisting movement not only aggravates the physical wear of the cable, but also easily causes damage to the internal structure, such as insulation layer rupture and conductor fracture, thereby seriously shortening the service life of the cable. This not only increases the maintenance cost, but also may cause operation interruption due to cable failure, affecting the operation efficiency.
[0003] Therefore, how to provide a crane power cable longitudinal arrangement reversing device, which can overcome the problems of the prior art, solve the problem of reducing the service life of the cable caused by the left and right movement of the crane, avoid the damage of the cable caused by the twisting, and prolong the service life of the cable, has become a technical problem to be solved by those skilled in the art. SUMMARY
[0004] To solve the above technical problems, the utility model provides a crane power cable longitudinal arrangement reversing device, which can overcome the problems of the prior art, solve the problem of reducing the service life of the cable caused by the left and right movement of the crane, avoid the damage of the cable caused by the twisting, and prolong the service life of the cable.
[0005] The utility model provides a crane power cable longitudinal arrangement reversing device, which comprises a support, a support cylinder arranged on the support, and a cable pressing plate group arranged on the support cylinder, wherein the axis of the support cylinder is arranged horizontally, and the cable pressing plate group is used to fix the cable wound on the support cylinder. The cable pressing plate group comprises a bottom cable pressing plate arranged at the bottom of the outer wall of the support cylinder, and a swing end cable pressing plate arranged at the bottom of the outer wall of the support cylinder and facing the direction of the running track of the crane.
[0006] Further, in a preferred mode of the utility model, the overall structure of the bottom cable pressing plate is in the shape of an arcuate square groove, a bottom cable groove for accommodating the cable is arranged on the bottom cable pressing plate, and first connecting ears are arranged on the groove walls on both sides of the bottom cable groove.
[0007] Further, in a preferred mode of the utility model, the bottom end cable pressing plate, the bottom of the bottom end cable groove is provided with a bottom end buffer outer edge towards the cable pit side.
[0008] Further, in a preferred mode of the utility model, the whole structure of the swing end cable pressing plate is in the shape of an arcuate square groove; the swing end cable pressing plate is provided with a swing end cable groove for accommodating the cable; the swing end cable pressing plate, the bottom and the side wall of the swing end cable groove on both sides are provided with a second connecting lug.
[0009] Further, in a preferred mode of the utility model, the swing end cable pressing plate, the bottom and the side wall of the swing end cable groove towards the crane running track side are provided with a swing end buffer outer edge.
[0010] Further, in a preferred mode of the utility model, the whole structure of the bottom end buffer outer edge is in the shape of a plate; the whole structure of the swing end buffer outer edge is in the shape of an arcuate square groove.
[0011] Further, in a preferred mode of the utility model, the bottom end buffer outer edge and the swing end buffer outer edge are elastic buffer parts.
[0012] Further, in a preferred mode of the utility model, the support comprises: side plates provided at both ends of the support cylinder, the side plates are larger than the cross section of the vertical axis of the support cylinder in size; grounding connecting lugs provided on the side plates, the grounding connecting lugs are connected with the side plates perpendicularly, and the grounding connecting lugs are connected with the ground through expansion screws; and rib plates provided between the side plates and the grounding connecting lugs.
[0013] Further, in a preferred mode of the utility model, the support further comprises: a cylindrical drainage opening provided on the side plate, and located at one side of the inner wall bottom of the support cylinder.
[0014] Further, in a preferred mode of the utility model, the grounding connecting lug is provided with a foundation mounting hole.
[0015] Further, in a preferred mode of the utility model, the device further comprises: a buffer loss part filled in the bottom end cable pressing plate and the swing end cable pressing plate.
[0016] Compared with the prior art, the longitudinal arrangement reversing device for the power cable of the crane provided by the utility model has the advantages that the utility model scheme can guarantee cable fixing, guiding and overturning reversing of the cable well, ensure that the cable always falls in the cable drag groove of the wharf, and the overturning of the cable does not produce resistance, avoids cable torsion damage, solves the problem of crane reversing torsion caused by left and right walking of the crane, and significantly prolongs the service life of the cable. BRIEF DESCRIPTION OF DRAWINGS
[0017] In order to more clearly illustrate the technical schemes in the embodiments of the utility model or the prior art, the drawings needed to be used in the embodiment or the prior art description will be briefly introduced as follows. Obviously, the drawings in the following description are only some embodiments of the utility model, and for those skilled in the art, other drawings can also be obtained according to these drawings without creative labor.
[0018] Figure 1 The utility model provides a crane power cable longitudinal arrangement reversing device installation position schematic drawing for the embodiment of the utility model;
[0019] Figure 2 The utility model provides a crane power cable longitudinal arrangement reversing device internal structure diagram for the embodiment of the utility model;
[0020] Figure 3 The utility model provides a crane power cable longitudinal arrangement reversing device bottom sectional view for the embodiment of the utility model;
[0021] Figure 4 The utility model provides a cable pressing plate group arrangement position drawing for the embodiment of the utility model;
[0022] Figure 5 The utility model provides a bottom end cable pressing plate structure schematic drawing for the embodiment of the utility model;
[0023] Figure 6 The utility model provides a swing end cable pressing plate structure schematic drawing for the embodiment of the utility model. DETAILED DESCRIPTION
[0024] In order to make the technical scheme of the present application better understood by those skilled in the art, the technical scheme in the embodiments of the present application will be described clearly and completely below in conjunction with the drawings of the embodiments of the present application. Obviously, the described embodiments are only a part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments of the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.
[0025] It should be noted that when an element is referred to as being "fixed" or "disposed" on another element, it can be directly on the other element or indirectly disposed on the other element; when an element is referred to as being "connected to" another element, it can be directly connected to the other element or indirectly connected to the other element.
[0026] It should be understood that the terms "length", "width", "upper", "lower", "front", "back", "first", "second", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the present application.
[0027] In addition, the terms "first" and "second" are only for descriptive purposes and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the technical features indicated. Therefore, the features defined with "first" and "second" can explicitly or implicitly include one or more of the features. In the description of the present application, the meaning of "multiple" and "several" is two or more, unless otherwise explicitly specified.
[0028] It should be understood that the structures, proportions, sizes, etc. shown in the drawings of the present application are only used to cooperate with the content disclosed in the specification, to enable those skilled in the art to understand and read, and do not define the limiting conditions for the implementation of the present application, and therefore do not have technical substantive significance. Any modification of structure, change of proportion relationship or adjustment of size, which does not affect the effects and purposes that can be achieved by the present application, should still fall within the scope of the technical content disclosed by the present application.
[0029] As Figures 1 to 6The utility model discloses a crane power supply cable longitudinal arrangement reversing device, including: support 1, set up the support cylinder 2 of support 1, set up cable pressing plate group 3 on support cylinder 2, cable pressing plate group 3 is used for fixing the cable 5 that coils on support cylinder 2, cable pressing plate group 3 includes: bottom end cable pressing plate 301, bottom end cable pressing plate 301 sets up at the bottom of the outer wall of support cylinder 2, swing end cable pressing plate 302, swing end cable pressing plate 302 sets up at the bottom of the outer wall of support cylinder 2, the utility model scheme can guarantee cable ground well side cable fixed, guide and overturn reversing, guarantee cable always falls in the wharf cable drag groove, and the overturn of cable does not produce resistance, avoids cable torsion breakage, solves the crane due to left and right walking and leads to cable reversing torsion and reduces the service life of cable problem, significantly prolongs the service life of cable.
[0030] Specifically, in the embodiment of the utility model, the bottom end cable pressing plate 301 is in the shape of an arcuate square groove; the bottom end cable pressing plate 301 is provided with a bottom end cable groove 301a for accommodating the cable;
[0031] The bottom end cable pressing plate 301 is provided with a first connecting lug 301b on the groove wall on both sides of the bottom end cable groove 301a.
[0032] In the utility model scheme, through the organic combination of the above technical features, the fixing, guiding and overturn reversing of the cable during the left and right walking of the crane can be collectively ensured, the cable can be ensured to always fall in the wharf cable drag groove, the overturn of the cable can be realized without resistance, the problem of cable torsion breakage can be avoided, the service life of the cable can be significantly prolonged, and the maintenance cost is reduced.
[0033] Specifically, in the embodiment of the utility model, the bottom end cable pressing plate 301 is provided with a bottom end buffer outer edge 301c.
[0034] Specifically, in the embodiment of the utility model, the swing end cable pressing plate 302 is in the shape of an arcuate square groove;
[0035] The swing end cable pressing plate 302 is provided with a swing end cable groove 302a for accommodating the cable;
[0036] The swing end cable pressing plate 302 is provided with a second connecting lug 302b on the groove wall on both sides of the swing end cable groove 302a.
[0037] Wherein, the utility model of specific embodiment through setting bottom cable pressing plate 301 and swing end cable pressing plate 302, and equipping bottom cable groove 301a and swing end cable groove 302a respectively, the effective fixation and direction of cable when crane walks left and right are realized. Cable is limited in specific path, avoids disorderly movement and overtwisting, and the setting of swing end cable pressing plate 302 allows cable to turn over and reverse when crane walks, and will not suffer additional resistance or damage.
[0038] Specifically, in the specific embodiment of the utility model, the swing end cable groove 302a is provided with a swing end buffer outer edge 302c towards the bottom and side wall of the crane running track side.
[0039] Specifically, in the specific embodiment of the utility model, the outer shape structure of the bottom buffer outer edge 301c is a plate structure.
[0040] The outer shape structure of the swing end buffer outer edge 302c is an arcuate square groove structure.
[0041] Specifically, in the specific embodiment of the utility model, the bottom buffer outer edge 301c and the swing end buffer outer edge 302c are elastic buffer parts.
[0042] Specifically, in the specific embodiment of the utility model, the support 1 comprises:
[0043] The side plate 101 is arranged at both ends of the support cylinder 2, and the outer dimensions of the side plate 101 are greater than the cross section of the vertical axis of the support cylinder 2.
[0044] The grounding connecting lug 102 is arranged on the side plate 101, the grounding connecting lug 102 is connected with the side plate 101 perpendicularly, and the grounding connecting lug 102 is connected with the ground through expansion screws.
[0045] The rib plate 103 is arranged between the side plate 101 and the grounding connecting lug 102.
[0046] Specifically, in the specific embodiment of the utility model, the support 1 further comprises a cylinder drainage opening 104 arranged on the side plate 101, and the cylinder drainage opening 104 is located on one side of the inner wall bottom end of the support cylinder 2.
[0047] The crane power cable longitudinal arrangement reversing device in the specific embodiment of the utility model has a simple overall structure, is easy to manufacture and install, the structure improvement of the support 1 comprises the side plate 101, the grounding connecting lug 102 and the rib plate 103, a stable installation foundation is provided, the device stability is ensured by connecting with the ground through expansion screws, and the setting of the cylinder drainage opening 104 prevents water accumulation in the cylinder after rain, which is more conducive to ensuring long-term stable operation of the device.
[0048] Specifically, in the utility model specific embodiment, the ear 102 of grounding is provided with foot mounting hole;Or the device further includes: the buffer loss part 4 filled in the bottom end cable pressing plate 301 and the swing end cable pressing plate 302.
[0049] More specifically, with the increasingly development of port wharf, the use of crane is more and more frequent, in the use process, due to the walking of crane on the track, the long-term reversing torsion of power cable can cause cable damage and reduce service life.
[0050] Based on this, the utility model embodiment relates to a kind of power cable reversing device with simple structure, to solve the problem of crane due to walking left and right and cause cable reversing torsion and reduce cable service life, the scheme of the utility model embodiment includes: support, cable pressing plate, support cylinder bottom has two rows of mounting holes, cable pressing plate is installed on support cylinder by bolt, the inner circle bottom of the two side plates of support is opened drainage, prevent cylinder water accumulation after rain, the bottom of the two side plates of support is bent and drilled with foot mounting hole, support is installed in the one side of wharf cable shaft by expansion bolt,
[0051] Summarizing, compared with prior art, the technical scheme of the utility model embodiment can guarantee cable shaft side cable fixation, guide and overturn reversing, ensure that cable always falls in wharf cable drag groove, and the overturn of cable does not produce resistance, avoid cable torsion damage, solve the problem of crane due to walking left and right and cause cable reversing torsion and reduce cable service life, significantly prolong the service life of cable.
[0052] The above description of the disclosed embodiments enables a person skilled in the art to implement or use the utility model. Various modifications to these embodiments will be apparent to those skilled in the art, and the general principles defined herein can be implemented in other embodiments without departing from the spirit or scope of the utility model. Therefore, the utility model will not be limited to these embodiments shown herein, but will conform to the widest scope consistent with the principles and novel features disclosed herein.
Claims
1. A crane power cable longitudinal arrangement commutating device, characterized in that, The utility model relates to a cable fixing device for a crane, which comprises: a support (1); a support cylinder (2) arranged on the support (1); a cable pressing plate set (3) arranged on the support cylinder (2), which is used for fixing a cable (5) wound on the support cylinder (2); the cable pressing plate set (3) comprises: a bottom-end cable pressing plate (301); the bottom-end cable pressing plate (301) is arranged at the bottom of the outer wall of the support cylinder (2); a swing-end cable pressing plate (302) arranged at the bottom of the outer wall of the support cylinder (2).
2. A crane power cable longitudinal arrangement commutating device according to claim 1, characterised in that, The bottom-end cable pressing plate (301) is in the shape of an arcuate square groove; the bottom-end cable pressing plate (301) is provided with a bottom-end cable groove (301a) for accommodating the cable; the bottom-end cable pressing plate (301) is provided with a first connecting lug (301b) on the groove wall on the two sides of the bottom-end cable groove (301a).
3. A crane power cable longitudinal arrangement commutating device according to claim 2, characterised in that, The bottom-end cable pressing plate (301) is provided with a bottom-end buffer outer edge (301c).
4. A crane power cable longitudinal arrangement commutating device according to claim 3, characterised in that, The swing-end cable pressing plate (302) is in the shape of an arcuate square groove; the swing-end cable pressing plate (302) is provided with a swing-end cable groove (302a) for accommodating the cable; the swing-end cable pressing plate (302) is provided with a second connecting lug (302b) on the groove wall on the two sides of the swing-end cable groove (302a).
5. A crane power cable longitudinal arrangement commutating device according to claim 4, characterised in that, The bottom of the swing-end cable pressing plate (302) towards the side of the crane running track and the side wall of the swing-end cable pressing plate (302) are provided with a swing-end buffer outer edge (302c).
6. A crane power cable longitudinal arrangement commutating device according to claim 5, characterised in that, The outer shape of the bottom-end buffer outer edge (301c) is in the shape of a plate structure; the outer shape of the swing-end buffer outer edge (302c) is in the shape of an arcuate square groove structure.
7. A crane power cable longitudinal arrangement commutating device according to claim 6, characterised in that, The bottom-end buffer outer edge (301c) and the swing-end buffer outer edge (302c) are elastic buffer parts.
8. A longitudinally arranged commutating device for a power cable of a crane according to any one of claims 1 to 7, characterized in that, The support (1) comprises: side plates (101) arranged at the two ends of the support cylinder (2), the outer dimensions of the side plates (101) being greater than the cross section of the vertical axis of the support cylinder (2); ground connection lugs (102) arranged on the side plates (101), the ground connection lugs (102) being connected perpendicularly to the side plates (101), and the ground connection lugs (102) being connected to the ground through expansion screws; rib plates (103) arranged between the side plates (101) and the ground connection lugs (102).
9. A crane power cable longitudinal arrangement commutating device according to claim 8, characterized in that, The support (1) further comprises a cylinder drain opening (104) arranged on the side plate (101), which is located on one side of the inner wall bottom end of the support cylinder (2).
10. A crane power cable longitudinal arrangement commutating device according to claim 8, characterised in that, The ground connection lugs (102) are provided with foundation mounting holes; or the device further comprises a buffer damage reduction part (4) arranged in the bottom-end cable pressing plate (301) and the swing-end cable pressing plate (302).