CN218595985U - Connection structure, jib loading boom and operation machinery - Google Patents
Connection structure, jib loading boom and operation machinery Download PDFInfo
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- CN218595985U CN218595985U CN202223084546.9U CN202223084546U CN218595985U CN 218595985 U CN218595985 U CN 218595985U CN 202223084546 U CN202223084546 U CN 202223084546U CN 218595985 U CN218595985 U CN 218595985U
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Abstract
The utility model relates to the technical field of hoisting equipment, and provides a connecting structure, a crane boom and an operating machine, wherein the connecting structure comprises a first connector, a second connector and a connecting piece; the plurality of first connecting joints are uniformly distributed on the side surface of one end of the arm section; a plurality of second connectors are uniformly distributed on the side face of the other end of the arm section. The connecting structure comprises a first connector and a second connector; when in use, the first connector and the second connector are respectively arranged on the side surfaces of the end parts of the two arm sections; under the condition that the maximum cross section of the arm section is limited, the connecting structure is arranged on the side face of the arm section, so that the area of the connecting structure can be increased according to actual needs on the premise of ensuring the size of the connecting piece, and the bearing strength of the connecting structure is ensured; compared with the traditional mode of arranging the connecting structure at the end part of the arm section, the connecting structure is arranged in a mode of ensuring the self bearing strength of the connecting structure, and meanwhile, the bearing strength of the adjacent arm sections is improved.
Description
Technical Field
The utility model relates to a jacking equipment technical field especially relates to a connection structure, jib loading boom and operation machinery.
Background
The crane boom is a commonly used execution mechanism in construction operation, and a connection structure is usually adopted to realize connection between boom sections.
At present, the existing connecting structure is usually arranged at the end part of an arm section, and a pin shaft is inserted into the connecting structure so as to realize the connection of two adjacent arm sections; the bearing strength of the crane boom depends on the diameter of the pin shaft, and the increase of the size of the pin shaft can reduce the effective area of the connecting structure; meanwhile, under the condition that the maximum cross section of the arm section is limited, the size of the connecting structure at the end part of the arm section cannot be overlarge; therefore, under the condition that the size of the existing connecting structure is limited, the increase of the size of the pin shaft can lead to the reduction of the bearing capacity of the connecting structure, and the integral bearing strength of the crane boom can be influenced finally.
Therefore, under the condition that the maximum cross section of the arm section is limited, the bearing strength of the adjacent arm sections is improved, which is a difficult problem to be solved urgently in the field at the present stage.
SUMMERY OF THE UTILITY MODEL
The utility model provides a connection structure can improve the bearing strength of adjacent arm festival under the limited condition of the biggest cross section of arm festival, has solved the difficult problem in this field of present stage. The utility model also provides a cargo boom, including foretell connection structure, consequently, can improve the bearing strength of adjacent arm festival under the limited condition of the biggest cross section of arm festival, solved the difficult problem in this field of present stage. The utility model also provides an operation machine, including foretell jib loading boom, consequently, can improve the bearing strength of adjacent arm festival under the limited condition of the biggest cross section of arm festival, solved the difficult problem in this field at present stage.
The utility model provides a first aspect of a connecting structure, which is used on an arm joint and comprises a first connector, a second connector and a connecting piece;
the first connecting joints are uniformly distributed on the side surface of one end of the arm section;
the plurality of second connectors are uniformly distributed on the side face of the other end of the arm section;
when two adjacent arm sections are connected, the first connector is inserted into the second connector;
the connecting piece is used for connecting two adjacent arm sections and is arranged oppositely, and the first connecting head and the second connecting head are arranged oppositely.
According to the utility model provides a connection structure, the first connector has at least two protruding parts, and a gap is formed between the adjacent protruding parts;
the second connector is provided with at least one inserting part, and the inserting part can be inserted into the gap.
According to the connection structure provided by the utility model, the side surface of the protruding part is provided with a first through hole, and the side surface of the inserting part is provided with a second through hole;
the connecting piece passes in proper order first through-hole with the second through-hole to realize first connector with the connection of second connector.
A cargo boom comprises boom sections and a connecting structure as described in any one of the above, wherein the connecting structure is used for connecting two adjacent boom sections;
the arm section comprises four main rods and a plurality of connecting rods, and the connecting rods are arranged between the two main rods.
According to the utility model provides a cargo boom, first connector with the second connector sets up respectively in two the tip of arm festival, and be located the side of mobile jib.
According to the cargo boom provided by the utility model, the boom section further comprises an auxiliary rod, the auxiliary rod is arranged on the side surface of the end part of the main rod and is positioned between two adjacent main rods;
the auxiliary rod is positioned between the two first connectors or between the two second connectors.
According to the utility model provides a cargo boom, first connector with the second connector all is located the inboard of mobile jib.
According to the utility model provides a jib loading boom, adjacent two the mobile jib of arm festival, two liang of correspondences of its tip offset.
According to the utility model provides a cargo boom, first connector with the second connector respectively with correspond mobile jib fixed connection.
A third aspect of the present invention provides a working machine including the boom as defined in any one of the above.
The utility model provides a connecting structure used on an arm section, which comprises a first connector, a second connector and a connecting piece; the plurality of first connecting joints are uniformly distributed on the side surface of one end of the arm section; the plurality of second connectors are uniformly distributed on the side surface of the other end of the arm section; when two adjacent arm sections are connected, the first connector is inserted with the second connector; the connecting piece is used for connecting a first connector and a second connector which are oppositely arranged on two adjacent arm sections. The connecting structure is used for connecting the arm sections and comprises a first connecting head and a second connecting head; when in use, the first connector and the second connector are respectively arranged on the side surfaces of the end parts of the two arm sections; under the condition that the maximum cross section of the arm section is limited, the connecting structure is arranged on the side face of the arm section, so that the area of the connecting structure can be increased according to actual needs on the premise of ensuring the size of the connecting piece, and the bearing strength of the connecting structure is ensured; compared with the traditional mode of arranging the connecting structure at the end part of the boom section, the connecting structure is arranged in a mode of ensuring the self bearing strength of the connecting structure and improving the integral bearing strength of the crane boom. Therefore, the utility model provides a connection structure can improve the bearing strength of adjacent arm festival under the limited condition of the biggest cross section of arm festival, has solved the difficult problem in this field at present stage.
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 a front view of a boom of an embodiment of the present invention;
FIG. 2 is a side view of a boom of an embodiment of the present invention;
fig. 3 is a front view of the arm support according to the embodiment of the present invention;
fig. 4 is a side view of the arm support according to the embodiment of the present invention;
fig. 5 is a three-dimensional view of the arm support according to the embodiment of the present invention.
Reference numerals:
1. a first connector; 2. a second connector; 3. a connecting member; 4. an arm section;
11. a protrusion; 21. a plug-in part; 41. a main rod; 42. a connecting rod; 43. and an auxiliary rod.
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 work 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 "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of describing the embodiments of the present invention and simplifying the description, but do not indicate or imply that the device 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 embodiments of the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the embodiments of the present invention, it should be noted that, unless explicitly stated or limited otherwise, the terms "connected" and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the embodiments of the present invention can be understood as specific cases to those of ordinary skill in the art.
In embodiments of the invention, unless expressly stated or limited otherwise, a first feature may be "on" or "under" a second feature such that the first and second features are in direct contact, or the first and second features are in indirect contact via an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of an embodiment of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
The following describes the connecting structure, the boom, and the work machine in the present embodiment with reference to fig. 1 to 5; it should be understood that the following are only exemplary embodiments of the present invention, and do not constitute any particular limitation of the present invention.
The connecting structure provided by the embodiment is used on an arm section 4 and mainly comprises a first connecting head 1, a second connecting head 2 and a connecting piece 3; wherein, a plurality of first connecting joints 1 are uniformly distributed on the side surface of one end of the arm section 4; the second connectors 2 are uniformly distributed on the side surface of the other end of the arm section 4; when two adjacent arm sections 4 are connected, the first connector 1 is inserted into the second connector 2; the connecting piece 3 is used for connecting a first connecting head 1 and a second connecting head 2 which are oppositely arranged on two adjacent arm sections.
The connecting structure is used for connecting the arm sections 4 of the crane boom with the arm sections 4 and comprises a first connecting head 1 and a second connecting head 2; when in use, the first connector 1 and the second connector 2 are respectively arranged on the side surfaces of the end parts of the two arm sections 4; under the condition that the maximum cross section of the arm section 4 is limited, the connecting structure is arranged on the side surface of the arm section 4, so that the area of the connecting structure can be increased according to actual needs on the premise of ensuring the size of the connecting piece 3, and the bearing strength of the connecting structure is ensured; compared with the traditional mode of arranging the connecting structure at the end part of the arm section 4, the connecting structure is arranged in a mode that the self bearing strength of the connecting structure is ensured and the integral bearing strength of the crane boom is improved. Therefore, the utility model provides a connection structure can improve the bearing strength of adjacent arm festival under the limited condition of the biggest cross section of arm festival, has solved the difficult problem in this field at present stage.
Referring to fig. 2, the first connector 1 may include at least two protruding portions 11, and a gap is formed between two adjacent protruding portions 11; the second connector 2 may include at least one insertion part 21, and the insertion part 21 can be inserted into the gap; when assembled, the mating part 21 is inserted between two adjacent projections 11.
In one embodiment, there are three protrusions 11 and two insertion parts 21, that is, two insertion parts 21 are respectively inserted into two gaps formed by the three protrusions 11, and then the first connector 1 and the second connector 2 are fixed together by using the connecting member 3.
Of course, in actual design, the first connector 1 and the second connector 2 may be in other arrangements that can perform the same function.
In the connection structure provided by the present embodiment, in one embodiment, a side surface of the protrusion 11 may be provided with a first through hole, and a side surface of the insertion part 21 may be provided with a second through hole; the connecting piece 3 can be a pin shaft, and during use, the pin shaft is sequentially inserted into the first through hole and the second through hole, so that the first connector 1 and the second connector 2 are fixedly connected.
In another embodiment, the connecting member 3 may also be a screw, and the first through hole and the second through hole may both be threaded holes, so that the first connector 1 and the second connector 2 are connected by inserting the screw.
Of course, the connecting element 3 may be any other connecting element capable of performing the same function in the actual design.
The specific embodiment also provides a crane boom, which can comprise boom sections 4 and the connecting structure, wherein the connecting structure is used for connecting two adjacent boom sections 4; therefore, the crane arm is also protected by the protection of the utility model.
Specifically, the boom section 4 may include four main rods 41 and a plurality of connecting rods 42, please refer to fig. 1, the connecting rods 42 are disposed between the two main rods 41; in the actual design, the four main rods 41 may be arranged in parallel or in non-parallel; the connecting rod 42 is used for connecting two different main rods 41, and therefore the bearing strength of the arm section 4 is improved better.
The number of the connecting structures in the boom is matched with the number of the main rod 41, the first connector 1 and the second connector 2 are respectively arranged at the end parts of the two arm sections 4 and are positioned on the side surface of the main rod 41, please refer to fig. 5, and the first connector 1 and the second connector 2 are both arranged on the inner side of the main rod 41.
Moreover, referring to fig. 2, after the first connector 1 and the second connector 2 are assembled, two ends of the main rods 41 of the two arm sections 4 can be correspondingly abutted, that is, each arm section 4 is provided with four main rods 41, and the four connected arm sections 4 are correspondingly abutted in pairs; this setting can make mobile jib 41 offset some pressure to reduce connection structure's atress, and then the holistic bearing strength of better improvement jib loading boom.
In the boom provided in this embodiment, the boom section 4 may further include a sub-rod 43, the sub-rod 43 is disposed on a side surface of an end of the main rod 41 and located between two adjacent main rods 41, please refer to fig. 5; the provision of the sub-rod 43 can improve the structural strength of the entire arm segment 4.
In the actual design, please refer to fig. 5, the sub-lever 43 can be arranged between the two first connection heads 1; in a similar way, the connecting device can also be arranged between the two second connectors 2, so that the strength of the overall structure of the arm section 4 is improved, the arrangement of the first connector 1 and the second connector 2 is not affected, and the reasonable installation position of the connecting structure is ensured.
This embodiment provides a jib loading boom, first connector 1 and second connector 2 respectively with the mobile jib 41 fixed connection that corresponds, for example the welding, can realize being connected between connection structure and the arm section 4 in order to adopt the welding, and then when guaranteeing to connect the steadiness between the two, can reduce the use of part, remove the dismouting to connection structure from.
Referring to fig. 5, which is a schematic view of an arm section 4, the arm section 4 includes a main rod 41, a connecting rod 42 and an auxiliary rod 43; in an arm section 4, connection structure's number is the same with the number of mobile jib 41, and first connector 1 and second connector 2 can set up respectively at the both ends of mobile jib 41 to be located the plane at adjacent mobile jib 41 place, and then connect two or more arm sections 4 through the first connector 1 of multiunit, second connector 2, connecting piece 3.
In the boom provided by the present embodiment, the first connector 1 and the second connector 2 may be both disposed on the inner side of the main rod 41, please refer to fig. 5.
The present invention also provides a working machine, including the above boom, and the working machine is also within the scope of the present invention.
The work machine may include a crane, an excavator, or the like, or may be a machine including the connection structure or the boom.
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, 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 or substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present invention.
Claims (10)
1. A connecting structure is used on an arm joint (4), and is characterized by comprising a first connector (1), a second connector (2) and a connecting piece (3);
the first connecting joints (1) are uniformly distributed on the side surface of one end of the arm section (4);
the second connectors (2) are uniformly distributed on the side face of the other end of the arm section (4);
when two adjacent arm sections (4) are connected, the first connector (1) is inserted into the second connector (2);
the connecting piece (3) is used for connecting two adjacent arms and oppositely arranged the first connector (1) and the second connector (2).
2. The connection according to claim 1, wherein the first connection head (1) has at least two protrusions (11), a gap being formed between adjacent protrusions (11);
the second connector (2) is provided with at least one plug-in part (21), and the plug-in part (21) can be inserted into the gap.
3. A connection structure according to claim 2, wherein a side surface of the protrusion (11) is provided with a first through hole, and a side surface of the insertion part (21) is provided with a second through hole;
the connecting piece (3) sequentially penetrates through the first through hole and the second through hole to realize the connection of the first connector (1) and the second connector (2).
4. A crane boom, characterized by comprising a boom section (4) and a connection structure according to any of claims 1-3 for connecting two adjacent boom sections (4);
arm festival (4) include four mobile jib (41) and a plurality of connecting rod (42), connecting rod (42) set up in two between mobile jib (41).
5. A boom according to claim 4, characterised in that the first (1) and second (2) connection heads are arranged at the ends of the two boom sections (4), respectively, and at the sides of the main rod (41).
6. The boom according to claim 4, characterized in that the arm section (4) further comprises a secondary rod (43), the secondary rod (43) is arranged at the side of the end of the primary rod (41) and is positioned between two adjacent primary rods (41);
the auxiliary rod (43) is positioned between the two first connectors (1) or between the two second connectors (2).
7. A boom according to claim 4, characterised in that the first (1) and the second (2) connection head are both located inside the main bar (41).
8. A boom according to claim 4, characterized in that the ends of the main rods (41) of two adjacent sections (4) are opposite each other in pairs.
9. A boom according to claim 4, characterized in that the first (1) and second (2) connection head are each fixedly connected to the corresponding main rod (41).
10. A working machine, characterized in that it comprises a boom according to any of claims 4-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223084546.9U CN218595985U (en) | 2022-11-21 | 2022-11-21 | Connection structure, jib loading boom and operation machinery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223084546.9U CN218595985U (en) | 2022-11-21 | 2022-11-21 | Connection structure, jib loading boom and operation machinery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218595985U true CN218595985U (en) | 2023-03-10 |
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ID=85406663
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223084546.9U Active CN218595985U (en) | 2022-11-21 | 2022-11-21 | Connection structure, jib loading boom and operation machinery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218595985U (en) |
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2022
- 2022-11-21 CN CN202223084546.9U patent/CN218595985U/en active Active
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