CN219605742U - Aerial working equipment cantilever crane structure and aerial working equipment - Google Patents
Aerial working equipment cantilever crane structure and aerial working equipment Download PDFInfo
- Publication number
- CN219605742U CN219605742U CN202321102941.7U CN202321102941U CN219605742U CN 219605742 U CN219605742 U CN 219605742U CN 202321102941 U CN202321102941 U CN 202321102941U CN 219605742 U CN219605742 U CN 219605742U
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- arm
- bending
- sliding
- boom structure
- work device
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- 238000005452 bending Methods 0.000 claims abstract description 69
- 230000002093 peripheral effect Effects 0.000 claims abstract description 60
- 238000007789 sealing Methods 0.000 claims abstract description 34
- 230000000712 assembly Effects 0.000 claims description 7
- 238000000429 assembly Methods 0.000 claims description 7
- 238000004519 manufacturing process Methods 0.000 abstract description 8
- 238000003466 welding Methods 0.000 description 20
- 229910000831 Steel Inorganic materials 0.000 description 4
- 239000010959 steel Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 239000011800 void material Substances 0.000 description 1
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/20—Controlling water pollution; Waste water treatment
- Y02A20/204—Keeping clear the surface of open water from oil spills
Landscapes
- Forklifts And Lifting Vehicles (AREA)
- Jib Cranes (AREA)
Abstract
The utility model discloses an overhead working equipment arm support structure and overhead working equipment, wherein the overhead working equipment arm support structure comprises: a base arm; the arm segment is sleeved outside the basic arm in a sliding manner; the basic arm and/or the joint arm is of a polygonal tubular structure, the polygonal tubular structure comprises a bending peripheral plate and a sealing plate, the bending peripheral plate is provided with a starting end and a tail end along the bending direction of the bending peripheral plate, the starting end and the tail end are oppositely arranged and form a bending opening, the sealing plate is connected to the bending opening of the bending peripheral plate, and two ends of the sealing plate are respectively connected with the starting end and the tail end. The manufacturing cost can be reduced, and the structural strength is proper. The utility model is applied to the field of high-altitude operation equipment.
Description
Technical Field
The utility model relates to the field of overhead working equipment, in particular to an overhead working equipment arm support structure and overhead working equipment.
Background
With the development and progress of society, the application field of aerial work equipment is continuously expanding, and with the expansion of the application field, the form and the height of aerial work vehicles are required to be different, wherein sleeve type aerial work equipment also occupies a place.
Currently, three types of telescopic aerial working equipment are mainly used as arm frames, namely U-shaped, polygonal and rectangular. The U-shaped and polygonal multi-section high-altitude operation equipment is higher in strength than rectangular structures, but the manufacturing process is more complex, the cost is higher, sleeve-type equipment is low-meter-section equipment, the arm support is excessive in strength due to the fact that the U-shaped or polygonal structures are used, and the rectangular structure which is simpler in manufacturing mode and lower in cost is more suitable.
At present, a high-strength steel sheet is generally required for the rectangular-structure arm support, sectional materials cannot be used in terms of size, splice welding is required, welding deformation is large after splice welding on the structure at present, shape correction is difficult after deformation, and how to improve the structural optimization welding mode of the rectangular-structure arm support becomes a necessary requirement.
Disclosure of Invention
The present utility model aims to solve at least one of the technical problems existing in the prior art. Therefore, the utility model provides the boom structure of the aerial working equipment, which can reduce the manufacturing cost and has proper structural strength.
An aerial working device with the aerial working device arm support structure is also provided.
According to an embodiment of the first aspect of the present utility model, an aerial working device boom structure includes:
a base arm;
the arm segment is sleeved outside the basic arm in a sliding manner;
the basic arm and/or the joint arm is of a polygonal tubular structure, the polygonal tubular structure comprises a bending peripheral plate and a sealing plate, the bending peripheral plate is provided with a starting end and a tail end along the bending direction of the bending peripheral plate, the starting end and the tail end are oppositely arranged and form a bending opening, the sealing plate is connected to the bending opening of the bending peripheral plate, and two ends of the sealing plate are respectively connected with the starting end and the tail end.
The boom structure of the aerial working device according to the embodiment of the first aspect of the utility model has at least the following beneficial effects:
the arm is sleeved outside the basic arm, the arm can slide relative to the basic arm to extend out of the basic arm, so that the extension of the arm support is realized, the basic arm and/or the arm is of a polygonal tubular structure, the rectangular tubular structure is formed by bending a high-strength steel sheet to form a bending peripheral plate, the bending peripheral plate is provided with a starting end and a tail end along the bending direction of the bending peripheral plate, the starting end and the tail end are opposite to each other, namely, the starting end and the tail end are arranged on the same side face of the bending peripheral plate, a bending opening is formed in the side face, a sealing plate is arranged at the bending opening, and two ends of the sealing plate are respectively connected with the starting end and the tail end to form the polygonal tubular structure.
According to some embodiments of the utility model, the sealing plate is connected to an outer peripheral surface or an inner peripheral surface of the bent peripheral plate.
According to some embodiments of the utility model, the number of the jointed arms is plural, and the plural jointed arm layers are sleeved outside the basic arm;
among the plurality of the jointed arms, the jointed arm closest to the basic arm is a first jointed arm, and the first jointed arm is slidably connected with the basic arm through a plurality of first sliding assemblies.
According to some embodiments of the utility model, each corner between the base arm and the first arm section is provided with at least one set of the first slide assemblies.
According to some embodiments of the utility model, the first sliding assembly comprises a plurality of first sliding members, the first sliding members are fixed to corners of the outer peripheral wall of the base arm, and corners of the inner peripheral wall of the first arm are slidably connected to the first sliding members.
According to some embodiments of the utility model, the first slider is detachably connected to the base arm.
According to some embodiments of the utility model, the first sliding assembly further comprises a plurality of second sliding members, the second sliding members are fixed to corners of the inner peripheral wall of the first arm, and the corners of the inner peripheral wall of the first arm are slidably connected to the first sliding members through the second sliding members.
According to some embodiments of the utility model, the second slider is detachably connected to the first arm by a second fastener.
According to some embodiments of the utility model, two adjacent knuckle arms are slidably connected by a second slide assembly.
An aerial working device according to an embodiment of the second aspect of the present utility model includes the aerial working device boom structure according to the embodiment of the first aspect.
The aerial working device according to the embodiment of the second aspect of the present utility model has at least the following advantages: the manufacturing cost of the overhead working equipment is lower, and the strength can meet the use requirement.
Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.
Drawings
The utility model is further described with reference to the accompanying drawings and examples, in which:
FIG. 1 is a schematic diagram of a boom structure of an overhead working equipment according to an embodiment of the present utility model;
FIG. 2 is a schematic view of a rectangular tubular structure of an overhead working equipment boom structure according to an embodiment of the present utility model;
FIG. 3 is a schematic view of a boom structure of an aerial working device according to an embodiment of the present utility model;
fig. 4 is a partial enlarged view of a portion a in fig. 3.
Reference numerals:
a base arm 100; a mounting hole 110;
a knuckle arm 200;
bending the peripheral plate 300; a start 310; a tip 320; a bending port 330;
a closure plate 400;
a first slider assembly 500; a first slider 510; a first fastener 520; a second slider 530; a second fastener 540;
a second slide assembly 600.
Detailed Description
Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.
In the description of the present utility model, it should be understood that the direction or positional relationship indicated with respect to the description of the orientation, such as up, down, etc., is based on the direction or positional relationship shown in the drawings, is merely for convenience of describing the present utility model and simplifying the description, and does not indicate or imply that the apparatus or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
In the description of the present utility model, a plurality means one and more, and a plurality means two and more. The description of the first and second is for the purpose of distinguishing between technical features only and should not be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the description of the present utility model, unless explicitly defined otherwise, terms such as arrangement, installation, connection, etc. should be construed broadly and the specific meaning of the terms in the present utility model can be reasonably determined by a person skilled in the art in combination with the specific contents of the technical scheme.
In the related art, the boom of the overhead working equipment is manufactured by using a butt welding mode, the concrete manufacturing mode is that four independent steel plates are used, the boom is spliced into a rectangular cylinder, four welding seams are formed at four corners of the rectangular cylinder, welding is performed, after welding, the rectangular cylinder is formed, the welding times are more, and the welding quality requirement is higher.
Referring to fig. 1 to 4, an embodiment of a first aspect of the present utility model provides an aerial working device boom structure, including: a base arm 100 and a link arm 200, the base arm 100 being for fixing to an overhead working equipment; the arm support structure comprises a joint arm 200, the joint arm 200 is sleeved outside the basic arm 100 along the radial direction of the basic arm 100, the joint arm 200 is in transmission connection with a telescopic driving assembly of the aerial working device after the basic arm 100 is fixed on the aerial working device, the joint arm 200 can slide to extend out of the basic arm 100 along the axial direction of the basic arm 100 under the driving of the telescopic driving assembly, the elongation of the arm support structure is realized, the basic arm 100 and/or the joint arm 200 are of a polygonal tubular structure, the polygonal tubular structure comprises a bending peripheral plate 300 and a sealing plate 400, the bending peripheral plate 300 is formed by bending, the bending peripheral plate 300 has a bending direction, two ends of the bending peripheral plate 300 along the bending direction are respectively a starting end 310 and a tail end 320, the starting end 310 and the tail end 320 are oppositely arranged to form a bending port 330, namely the starting end 310 and the tail end 320 are arranged on the same side of the bending peripheral plate 300, the sealing plate 400 is connected to the bending port 330, two ends of the sealing plate 400 are respectively connected with the starting end 310 and the tail end 320 to form a bending moment tube, the connecting position of the bending peripheral plate 300 is a welding position, the number is reduced, and the welding position is the welding position, and the welding position is more convenient than the welding position is the welding position on the welding position of a welding position.
In this embodiment, the base arm 100 is a rectangular cylindrical structure, the middle part is a mounting hole with a hollow and rectangular cross section, the mounting hole is used for being connected with overhead working equipment, the number of the joint arms 200 is four, the structures of all the joint arms 200 are also rectangular cylindrical structures, the sizes of the four joint arms 200 are sequentially increased along the central to peripheral directions of the mounting holes 110 so as to be sleeved outside the base arm 100 along the radial direction, the sealing plates 400 of the base arm 100 and the sealing plates 400 of the joint arms 200 are correspondingly arranged and are positioned on the same side of the arm support structure, and when the base arm 100 and the joint arms 200 are assembled, only the sealing plates 400 are required to be aligned and then installed. It should be understood that the sealing plates 400 of the base arm 100 and the sealing plates 400 of the arm segment 200 may be located in a staggered manner, and correspond to different sides of the arm support structure.
The rectangular tubular structure is formed by bending a high-strength steel thin plate to form a bending peripheral plate 300, the bending peripheral plate 300 is manufactured through a bending process, in the bending process, the bending peripheral plate has a bending direction and a bending angle, the bending direction rotates in the same plane, when the bending angle is n x 180 DEG, the starting end 310 and the tail end 320 are oppositely arranged after bending, namely, the starting end 310 and the tail end 320 are arranged on the same side face of the bending peripheral plate 300, a bending opening 330 is formed, the sealing plate 400 is arranged at the bending opening 330 to form a polygonal tubular structure, splice welding is not needed, the cost is lower, the manufacturing is more convenient, and meanwhile, the structural strength of the polygonal tubular structure is higher than that of a section bar, so that the structural strength requirement of high-altitude operation can be met.
Referring to fig. 1, 2 and 3, in other embodiments of the present utility model, a sealing plate 400 is connected to an outer circumferential surface or an inner circumferential surface of the bent perimeter plate 300.
It should be appreciated that the size of the sealing plate 400 is larger than the size of the bending opening 330 of the bending peripheral plate 300, the sealing plate 400 can directly cover the bending opening 330, and after covering the bending opening 330, the sealing plate 400 is directly welded at the connection position of the sealing plate 400 and the bending opening 330, and the sealing plate 400 is directly fixed on the bending peripheral plate 300 and closes the bending opening 330 to form a rectangular tubular structure. It should be understood that the size of the sealing plate 400 may be the same as the size of the bending opening 330 of the bending peripheral plate 300, and two side surfaces of the sealing plate 400 are respectively opposite to the starting end 310 surface and the end 320 surface of the bending peripheral plate 300, and two welding seams are formed to directly weld, so that the sealing plate 400 is hidden in the bending opening 330 of the bending peripheral plate 300.
In this embodiment, the sealing plate 400 is directly disposed on the outer peripheral surface of the bent peripheral plate 300, so that the operation space of the outer peripheral surface of the bent peripheral plate 300 is more convenient, and the operation is more convenient when the sealing plate 400 is welded.
Referring to fig. 3 and 4, in other embodiments of the present utility model, the number of articulated arms 200 is plural, and plural articulated arms 200 are layered outside the base arm 100; among the plurality of jointed arms 200, the jointed arm 200 closest to the base arm 100 is a first jointed arm, and the first jointed arm is slidably connected to the base arm 100 through a plurality of first sliding assemblies 500.
It should be appreciated that the sliding between the first arm and the base arm 100 is smoother by the first sliding component 500 assisting the sliding between the first arm and the base arm 100, friction between the first arm and the base arm 100 is reduced, the first arm and the base arm 100 are not easy to damage, when the first sliding component 500 is used for a long time, and abrasion is caused, only the first sliding component 500 needs to be replaced, and the first arm or the base arm 100 does not need to be replaced, so that the use cost is lower.
Referring to fig. 3 and 4, in other embodiments of the present utility model, at least one set of first slider assemblies 500 is provided at each corner between the base arm 100 and the first arm section.
It should be understood that, the dimensions of the base arm 100 and the first arm are similar, the dimension of the first arm is greater than the dimension of the base arm 100, the first arm is provided with a socket hole therein, and the socket hole is greater than the dimension of the base arm 100, when the first arm is mounted outside the base arm 100, a rectangular gap is formed between the inner peripheral wall of the socket hole of the first arm and the outer peripheral wall of the base arm 100, and the rectangular gap has four corners.
In this embodiment, a set of first sliding assemblies 500 are disposed at four corners, and the first sliding assemblies 500 through four corners assist the first arm to slide relative to the base arm 100, so that the sealing plate 400 of the outer peripheral surface or the inner peripheral surface of the bent peripheral plate 300 can be directly located in the rectangular gap, and the expansion and contraction of the first arm cannot be affected, so that the sliding process of the first arm is more stable. It should be understood that the first slider assembly 500 may also be disposed directly on the four sides of the rectangular void.
Referring to fig. 3 and 4, in other embodiments of the present utility model, the first slider assembly 500 includes a plurality of first sliders 510, the first sliders 510 being fixed to corners of the outer peripheral wall of the base arm 100, and corners of the inner peripheral wall of the first arm being slidably connected to the first sliders 510.
It should be appreciated that when the first arm slides relative to the base arm 100, the first arm slides relative to the first slider 510, a sliding friction force exists between the first arm and the first slider 510, the base arm 100 is not directly affected by the sliding friction force, the base arm 100 is not worn due to the sliding friction force, and the service life of the base arm 100 is longer. In this embodiment, the first slider 510 may be a sliding sheet or a sliding block.
Referring to fig. 3 and 4, in one embodiment of the present utility model, a first slider 510 is detachably connected to the base arm 100.
It should be appreciated that when the first slider 510 needs to be replaced, the first slider 510 can be directly removed without violently removing and reinstalling the first slider 510, so as to facilitate replacement of the first slider.
In this embodiment, the first slider 510 is detachably connected to the base arm 100 by a first fastener 520, the first slider 510 is provided with a first fastening hole, a thread is provided in the first fastening hole, the base arm 100 is provided with a second fastening hole, the first fastener 520 is a fastening bolt, and the fastening bolt passes through the second fastening hole, is inserted into the first fastening hole, and is locked and fixed with the second fastening hole by the thread, so as to realize the detachable connection between the first slider 510 and the base arm 100.
Referring to fig. 3 and 4, in other embodiments of the present utility model, the first slider assembly 500 further includes a plurality of second sliders 530, the second sliders 530 being fixed to corners of the inner peripheral wall of the first arm, the corners of the inner peripheral wall of the first arm being slidably connected to the first sliders 510 by the second sliders 530.
It should be appreciated that when the first arm slides relative to the base arm 100, the first arm slides relative to the first slider 510 through the second slider 530, and sliding friction exists between the second slider 530 and the first slider 510, so that the first arm is not directly affected by the sliding friction, and is not worn due to the sliding friction, and the service life of the first arm is longer, and the base arm 100 is not damaged due to the sliding friction. In this embodiment, the second slider 530 may be a slider or a slide.
Referring to fig. 3 and 4, in other embodiments of the present utility model, the second slider 530 is removably coupled to the first arm by a second fastener 540.
It should be appreciated that when the second sliding member 530 needs to be replaced, the second sliding member 530 can be directly detached, without violently removing and reinstalling the second sliding member 530, so as to facilitate replacement of the second sliding member.
In this embodiment, the second sliding member 530 is detachably connected to the first arm through the second fastening member 540, the second sliding member 530 is provided with a third fastening hole, threads are disposed in the third fastening hole, the first arm is provided with a fourth fastening hole, the second fastening member 540 is a fastening bolt, and the fastening bolt passes through the fourth fastening hole, is inserted into the third fastening hole, and is locked and fixed with the third fastening hole through the threads, so that the second sliding member 530 and the first arm are detachably connected.
Referring to fig. 3 and 4, in other embodiments of the present utility model, two adjacent jointed arms 200 are slidably connected by a second sliding assembly 600.
It should be understood that the second sliding assembly 600 has the same function as the first sliding assembly 500, and the structure is similar, and the installation positions can also be corresponding, only that the dimensions of the second sliding assembly 600 are different from those of the first sliding assembly 500, and the adaptation is needed according to the actual situation.
In addition, when the first sliding component 500 has the first fastening member 520 and the second fastening member 540, and the second sliding component 600 also has the corresponding two fastening members, the first sliding component 500 and the second sliding component 600 need to be provided with clearance spaces at corresponding positions so as to avoid the two fastening members of the first fastening member 520, the second fastening member 540, and the second sliding component 600.
An embodiment of a second aspect of the present utility model provides an aerial working device, including an aerial working device boom structure of an embodiment of the first aspect.
It is appreciated that the overhead working equipment is less costly to manufacture and has strength sufficient for use. The specific construction of the overhead working equipment is common knowledge to the person skilled in the art and will not be described in detail here.
The embodiments of the present utility model have been described in detail with reference to the accompanying drawings, but the present utility model is not limited to the above embodiments, and various changes can be made within the knowledge of one of ordinary skill in the art without departing from the spirit of the present utility model.
Claims (10)
1. An overhead working equipment boom structure, comprising:
a base arm;
the arm segment is sleeved outside the basic arm in a sliding manner;
the basic arm and/or the joint arm is of a polygonal tubular structure, the polygonal tubular structure comprises a bending peripheral plate and a sealing plate, the bending peripheral plate is provided with a starting end and a tail end along the bending direction of the bending peripheral plate, the starting end and the tail end are oppositely arranged and form a bending opening, the sealing plate is connected to the bending opening of the bending peripheral plate, and two ends of the sealing plate are respectively connected with the starting end and the tail end.
2. The aerial work device boom structure of claim 1, wherein: the sealing plate is connected to the outer peripheral surface or the inner peripheral surface of the bent peripheral plate.
3. The aerial work device boom structure of claim 1, wherein: the number of the arm sections is multiple, and the arm sections are sleeved outside the basic arm;
among the plurality of the jointed arms, the jointed arm closest to the basic arm is a first jointed arm, and the first jointed arm is slidably connected with the basic arm through a plurality of first sliding assemblies.
4. A high-altitude operation equipment boom structure according to claim 3, characterized in that: at least one set of first sliding components is arranged at each corner between the basic arm and the first section arm.
5. The aerial work device boom structure of claim 3 or 4, wherein: the first sliding component comprises a plurality of first sliding pieces, the first sliding pieces are fixed at the corners of the outer peripheral wall of the basic arm, and the corners of the inner peripheral wall of the first section arm are connected with the first sliding pieces in a sliding mode.
6. The aerial work device boom structure of claim 5, wherein: the first slider is detachably connected to the base arm.
7. The aerial work device boom structure of claim 5, wherein: the first sliding component further comprises a plurality of second sliding pieces, the second sliding pieces are fixed at the corners of the inner peripheral wall of the first arm, and the corners of the inner peripheral wall of the first arm are connected with the first sliding pieces in a sliding mode through the second sliding pieces.
8. The aerial work device boom structure of claim 7, wherein: the second slider is detachably connected with the first arm through a second fastener.
9. The aerial work device boom structure of claim 3 or 4, wherein: and two adjacent knuckle arms are connected in a sliding way through a second sliding component.
10. An aerial work device comprising an aerial work device boom structure as claimed in any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321102941.7U CN219605742U (en) | 2023-05-09 | 2023-05-09 | Aerial working equipment cantilever crane structure and aerial working equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321102941.7U CN219605742U (en) | 2023-05-09 | 2023-05-09 | Aerial working equipment cantilever crane structure and aerial working equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219605742U true CN219605742U (en) | 2023-08-29 |
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ID=87739532
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321102941.7U Active CN219605742U (en) | 2023-05-09 | 2023-05-09 | Aerial working equipment cantilever crane structure and aerial working equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219605742U (en) |
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2023
- 2023-05-09 CN CN202321102941.7U patent/CN219605742U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
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| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Hunan Xingbang Machinery Equipment Co.,Ltd. Assignor: Hunan Xingbang Intelligent Equipment Co.,Ltd. Contract record no.: X2024980000714 Denomination of utility model: A high-altitude operation equipment arm structure and high-altitude operation equipment Granted publication date: 20230829 License type: Common License Record date: 20240117 |