CN215479337U - Tower head structure and tower crane - Google Patents
Tower head structure and tower crane Download PDFInfo
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- CN215479337U CN215479337U CN202121113164.7U CN202121113164U CN215479337U CN 215479337 U CN215479337 U CN 215479337U CN 202121113164 U CN202121113164 U CN 202121113164U CN 215479337 U CN215479337 U CN 215479337U
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Abstract
The utility model discloses a tower head structure for a crane and the tower crane, relating to the technical field of cranes, the tower head structure comprises: the top mounting beam is fixedly attached with a mounting base; the bottom mounting cross beam is positioned below the top mounting cross beam; and the middle is connected with the web beam, the top end is connected with the top mounting cross beam, and the bottom end is connected with the bottom mounting cross beam. The tower head structure for the tower crane and the tower crane can enhance the structural bearing capacity and stability of the tower head structure and reduce potential safety hazards.
Description
Technical Field
The utility model relates to the technical field of cranes, in particular to a tower head structure and a tower crane.
Background
Tower crane includes the body of the tower and connects in the jib loading boom and the balance arm of body of the tower, and wherein, tower head is installed to tower crane's upper bracket, and its effect is connected for being connected with jib loading boom and balance arm to as the connection base of jib tower crane, consequently tower head need possess great bearing capacity, and current tower head bearing capacity is relatively weak, has the potential safety hazard of easy deformation, consequently, needs a stronger tower head structure of bearing capacity urgently.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects or shortcomings in the prior art, the utility model provides a tower head structure for a tower crane and the tower crane, which can enhance the structural bearing capacity and stability of the tower head structure and reduce potential safety hazards.
In order to achieve the above object, the present invention provides a tower head structure for a tower crane, the tower head structure comprising: the top mounting beam is fixedly attached to a mounting base, and the bottom mounting beam is positioned below the top mounting beam; the middle part is connected with a web beam, the top end is connected with the top mounting cross beam, and the bottom end is connected with the bottom mounting cross beam.
In the embodiment of the utility model, the intermediate connecting web girder comprises two straight web girders and one oblique web girder and forms an N-shaped structure, the top ends of the two straight web girders are respectively connected with the left side and the right side of the top mounting cross girder, the bottom end of the left straight web girder is connected with the bottom mounting cross girder, the bottom end of the right straight web girder is connected with the oblique web girder, the top end of the oblique web girder is simultaneously connected with the left side of the top mounting cross girder and the left straight web girder, and the bottom end of the oblique web girder is simultaneously connected with the right side of the bottom mounting cross girder and the right straight web girder.
In the embodiment of the utility model, the top mounting cross beam is fixedly connected with the straight web beam and the oblique web beam, and the bottom mounting cross beam is embedded and connected with the straight web beam and the oblique web beam.
In the embodiment of the utility model, the straight web beam and the oblique web beam respectively comprise two opposite plates which are parallel and spaced, the straight web beam is provided with a first clamping space which can be clamped with the bottom mounting cross beam, and the oblique web beam is provided with a second clamping space which can be clamped with the bottom mounting cross beam.
In the embodiment of the utility model, the number of the top mounting cross beams, the number of the bottom mounting cross beams and the number of the middle connecting web beams are two, the first connecting beam is fixed between the two top mounting cross beams, and the second connecting beam and the third connecting beam are fixed between the two middle connecting web beams.
In an embodiment of the present invention, the first connecting beams are two and respectively disposed between two ends of the two top-mounting cross beams, the second connecting beams are two and respectively horizontally connected between the two intermediate connecting web beams, and the third connecting beams are two and respectively obliquely disposed between the two intermediate connecting web beams.
In the embodiment of the utility model, the mounting base comprises a bottom plate and a mounting seat, the bottom plate is attached and fixed on the two top mounting cross beams, and the mounting seat protrudes upwards from the surface of the bottom plate.
In the embodiment of the utility model, the number of the bottom plates is two, the two bottom plates are respectively attached and fixed on the two top mounting cross beams, and the fourth connecting plate is fixed between the two bottom plates.
In the embodiment of the utility model, the bottom mounting cross beam is formed by stacking two flat plates which are parallel and spaced, and a reinforcing rib plate is arranged between the two flat plates.
In an embodiment of the utility model, the tower crane comprises the tower head structure.
The tower head structure for the tower crane and the tower crane provided by the embodiment of the utility model have the following beneficial effects:
the top and the bottom of the web beam are connected with the top mounting beam and the bottom mounting beam respectively through the middle connection to improve the bearing capacity of the tower head structure, and the fixed mounting base is attached to the top mounting beam to strengthen the structural strength of the tower head structure and further improve the bearing capacity of the tower head structure.
Additional features and advantages of the utility model will be set forth in the detailed description which follows.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:
FIG. 1 illustrates a schematic structural diagram of a tower head structure according to an embodiment of the present invention;
FIG. 2 is an enlarged view of FIG. 1 at A;
FIG. 3 is an enlarged view of FIG. 1 at B;
FIG. 4 is an enlarged view of FIG. 1 at C;
fig. 5 is a schematic perspective view illustrating an intermediate connection web in the tower head structure according to an embodiment of the present invention.
Description of the reference numerals
1 tower head structure
11 top mounting beam 12 bottom mounting beam
13 middle connecting web beam 14 first connecting beam
15 second connecting beam 16 third connecting beam
17 reinforcing rib plate
111 mounting base 112 slot
131 straight web 132 oblique web
1111 bottom plate 1112 mounting seat
1113 fourth connecting plate
1311 first clamping space 1321 second clamping space
Detailed Description
The following detailed description of specific embodiments of the utility model refers to the accompanying drawings. It should be understood that the specific embodiments described herein are merely illustrative and explanatory of the utility model and are not restrictive thereof.
The tower head structure for a tower crane and the tower crane of the present application are described below with reference to the accompanying drawings.
Fig. 1 shows a schematic structural diagram of a tower head structure according to an embodiment of the present invention. Fig. 2 is an enlarged view of a portion a in fig. 1. Fig. 3 is an enlarged view of fig. 1 at B. Fig. 4 is an enlarged view of fig. 1 at C. As shown in fig. 1 to 4, in an embodiment of the present invention, there is provided a tower head structure 1 for a tower crane, the tower head structure 1 including: the top mounting beam 11 is fixedly attached with a mounting base 111; a bottom mounting beam 12 located below the top mounting beam 11; the middle is connected with a web beam 13, the top end is connected with the top mounting cross beam 11, and the bottom end is connected with the bottom mounting cross beam 12.
The top installation crossbeam 11 and the bottom installation crossbeam 12 that are independent of each other are connected through the intermediate junction web 13 to improve the bearing capacity of tower head structure 1, and laminating fixed mounting base 111 on top installation crossbeam 11, in order to strengthen the structural stability of top installation crossbeam 11 structure and the bearing capacity of tower head structure 1 under the effect of installation base 111, prevent that tower head structure 1 from taking place to warp at the gravity oppression of luffing jib tower crane, reduce the potential safety hazard.
In the embodiment of the present invention, the intermediate connecting web 13 includes two straight webs 131 and one diagonal web 132 and forms an N-shaped structure, the top ends of the two straight webs 131 are connected to the left and right sides of the top mounting cross member 11, the bottom end of the left straight web 131 is connected to the bottom mounting cross member 12, the bottom end of the right straight web 131 is connected to the diagonal web 132, the top end of the diagonal web 132 is connected to both the left and right straight webs 131 of the top mounting cross member 11, and the bottom end of the diagonal web 132 is connected to both the right and right straight webs 131 of the bottom mounting cross member 12.
The top ends of the two straight web beams 131 are connected to the left side and the right side of the top mounting cross beam 11, the bottom end of the left straight web beam 131 is connected to the left side of the bottom mounting cross beam 12, the bottom end of the right straight web beam 131 is connected to the right side of the inclined web beam 132, the top end of the inclined web beam 132 is simultaneously connected to the left side of the top mounting cross beam 11 and the left straight web beam 131, the bottom end of the inclined web beam 132 is simultaneously connected to the right side of the bottom mounting cross beam 12 and the right straight web beam 131, so that the intermediate connection web beam 13 is arranged between the top mounting cross beam 11 and the bottom mounting cross beam 12 in an N shape, and the bearing capacity of the tower head structure 1 is improved under the action of the N-shaped intermediate connection web beam 13.
In the embodiment of the present invention, the top end of the oblique web 132 may be connected to the right side of the top mounting beam 11, and the bottom end of the oblique web 132 is connected to the left side of the bottom mounting beam 12, so that the intermediate connecting web 13 is disposed between the top mounting beam 11 and the bottom mounting beam 12 in an N-shape, and the bearing capacity of the tower head structure 1 is improved by the N-shaped intermediate connecting web 13.
In the embodiment of the present invention, the slots 112 for inserting the top ends of the straight web beams 131 are formed on the left and right sides of the top installation cross beam 11, and the slots 112 are formed on the left and right sides of the top installation cross beam 11, so that when the straight web beams 131 are connected with the top installation cross beam 11, the straight web beams 131 can be inserted into the slots 112, and then the straight web beams 131 and the top installation cross beam 11 are connected and fixed by pins or bolts, thereby improving the firmness of the connection between the straight web beams 131 and the top installation cross beam 11, and improving the structural stability of the tower head structure 1.
In the embodiment of the present invention, each of the straight web beam 131 and the diagonal web beam 132 includes two opposite plates spaced apart from each other in parallel, the straight web beam 131 is formed with a first clamping space 1311 capable of clamping the bottom-mounting cross beam 12, and the diagonal web beam 132 is formed with a second clamping space 1321 capable of clamping the bottom-mounting cross beam 12.
The structural strength of the straight web beam 131 and the diagonal web beam 132 can be improved by disposing the straight web beam 131 as two opposed plates spaced in parallel to each other, and the diagonal web beam 132 as two opposed plates spaced in parallel to each other, while the first clamping space 1311 can be formed on the straight web beam 131, and the second clamping space 1321 can be formed on the diagonal web beam 132, so that when the straight web beam 131 is connected to the bottom mounting cross beam 12, the bottom mounting cross beam 12 is clamped in the first clamping space 1311, and the bottom mounting cross beam 12 and the straight web beam 131 are fixedly connected by a pin or a bolt, and when the diagonal web beam 132 is connected to the bottom mounting cross beam 12, the bottom mounting cross beam 12 is clamped in the second clamping space 1321, and the diagonal web beam 132 and the bottom mounting cross beam 12 are fixedly connected by a pin or a bolt, thereby the middle connecting web beam 13 and the bottom mounting cross beam 12 are relatively fixed, the structural strength and the structural stability of the tower head structure 1 are improved.
In the embodiment of the present invention, there are two top mounting beams 11, two bottom mounting beams 12, and two middle connecting web beams 13, a first connecting beam 14 is fixed between the two top mounting beams 11, a second connecting beam 15 and a third connecting beam 16 are fixed between the two middle connecting web beams 13, the two top mounting beams 11 are connected by the first connecting beam 14 to realize the relative fixation between the two top mounting beams 11, the two middle connecting web beams 13 are connected by the second connecting beam 15 and the third connecting beam 16 to realize the relative fixation between the two middle connecting web beams 13, the top ends of the two middle connecting web beams 13 are connected to the two top mounting beams 11, and the bottom ends of the two middle connecting web beams 13 are connected to the two bottom mounting beams 12 to realize the relative fixation between the two bottom mounting beams 12, and at this time, the two side surfaces of the tower head structure 1 are uniformly provided with the N-shaped middle connecting web beams 13 and the top mounting beams 13 The beam 11 and the bottom mounting cross beam 12 are connected, so that the bearing capacity of the tower head structure 1 is stronger.
In the embodiment of the present invention, two first connecting beams 14 are respectively disposed between two ends of the two top-mounting cross beams 11, two second connecting beams 15 are respectively horizontally connected between the two intermediate connecting web beams 13, two third connecting beams 16 are respectively obliquely disposed between the two intermediate connecting web beams 13, the two second connecting beams 15 are respectively horizontally connected to the left and right sides of the two intermediate connecting web beams 13, so as to enhance the structural stability between the two intermediate connecting web beams 13, and the two third connecting beams 16 are respectively obliquely connected to the left and right sides of the two intermediate connecting web beams 13, so as to enhance the bearing capacity of the tower head structure 1.
In the embodiment of the utility model, the mounting base 111 comprises a bottom plate 1111 and a mounting seat 1112, the bottom plate 1111 is attached and fixed on the two top mounting beams 11, the mounting seat 1112 protrudes upwards from the surface of the bottom plate 1111, the bottom plate 1111 is attached and fixed on the two top mounting beams 11, so that the structural stability between the two top mounting beams 11 can be further enhanced under the action of the bottom plate 1111, and the mounting seat 1112 protruding upwards from the surface of the bottom plate 1111 is arranged on the bottom plate 1111, so that the connection of a luffing jib tower crane on the top of the tower head structure 1 is facilitated, and the mounting and dismounting difficulty of the two is reduced.
In the embodiment of the utility model, the number of the bottom plates 1111 is two, the two bottom plates 1111 are respectively attached and fixed to the two top mounting beams 11, the fourth connecting plate 1113 is fixed between the two bottom plates 1111, the two bottom plates 1111 are respectively attached and fixed to the two top mounting beams 11, and the two bottom plates 1111 are connected through the fourth connecting plate 1113, so that the weight of the bottom plates 1111 is lower, and the manufacturing materials of the bottom plates 1111 are saved.
Fig. 5 is a schematic perspective view illustrating an intermediate connection web in the tower head structure according to an embodiment of the present invention. As shown in fig. 5, in the embodiment of the present invention, the bottom-mounted cross beam 12 is formed by stacking two flat plates spaced apart from each other in parallel, and a reinforcing rib 17 is disposed between the two flat plates, so that the structural strength of the bottom-mounted cross beam 12 is higher by stacking the bottom-mounted cross beam 12 in the form of stacking two flat plates spaced apart from each other in parallel, and the bearing capacity of the tower head structure 1 is further improved, and the two flat plates are connected by the reinforcing rib 17, so as to improve the bearing capacity of the bottom-mounted cross beam 12. The straight web beam 131 and the diagonal web beam 132 may also be formed by stacking two parallel and spaced flat plates, and a reinforcing rib 17 is disposed between the two flat plates, so as to improve the bearing capacity of the straight web beam 131 and the diagonal web beam 132.
In the embodiment of the utility model, the tower crane comprises the tower head structure 1, the tower head structure 1 is arranged on the upper support for connecting the cargo boom and the balance arm, and the movable arm tower crane can be arranged on the tower head structure 1, so that compared with the tower head in the prior art, the tower head structure 1 can bear stronger bearing capacity, and the potential safety hazard of the tower crane is reduced.
In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the utility model and to simplify the description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the utility model.
Furthermore, in the description of the present invention, it is to be understood that the terms "first", "second", and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implying any number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; may be mechanically coupled, may be electrically coupled or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
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 the utility model.
Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art within the scope of the present invention.
Claims (10)
1. A tower head structure for a tower crane, the tower head structure comprising:
the top mounting beam (11) is fixedly attached with a mounting base (111) on the top mounting beam (11);
a bottom mounting cross beam (12) located below the top mounting cross beam (11); and
the middle part is connected with a web beam (13), the top end of the web beam is connected with the top mounting cross beam (11), and the bottom end of the web beam is connected with the bottom mounting cross beam (12).
2. The tower head structure according to claim 1, wherein the intermediate connecting web (13) comprises two straight webs (131) and one diagonal web (132) and forms an N-shaped structure, the top ends of the two straight webs (131) are connected to the left and right sides of the top mounting beam (11), the bottom end of the straight web (131) on the left side is connected to the bottom mounting beam (12), the bottom end of the straight web (131) on the right side is connected to the diagonal web (132), the top end of the diagonal web (132) is connected to the straight webs (131) on the left and left sides of the top mounting beam (11), and the bottom end of the diagonal web (132) is connected to the straight webs (131) on the right and right sides of the bottom mounting beam (12).
3. The tower head structure according to claim 2, wherein the top mounting beam (11) is fixedly connected to the straight web beam (131) and the diagonal web beam (132), and the bottom mounting beam (12) is embedded in the straight web beam (131) and the diagonal web beam (132).
4. Tower head structure according to claim 3, characterised in that the straight web (131) and the diagonal web (132) each comprise two opposite plates spaced parallel to each other, the straight web (131) being formed with a first clamping space (1311) in which the bottom-mounted cross member (12) can be clamped, the diagonal web (132) being formed with a second clamping space (1321) in which the bottom-mounted cross member (12) can be clamped.
5. Tower head structure according to claim 1, characterised in that there are two top mounting beams (11), two bottom mounting beams (12) and two intermediate connecting web beams (13), a first connecting beam (14) being fixed between two top mounting beams (11), and a second connecting beam (15) and a third connecting beam (16) being fixed between two intermediate connecting web beams (13).
6. Tower head structure according to claim 5, characterised in that said first connecting beams (14) are two and arranged between the respective ends of two said top mounting beams (11), respectively, said second connecting beams (15) are two and horizontally connected between two said intermediate connecting web beams (13), respectively, and said third connecting beams (16) are two and obliquely arranged between two said intermediate connecting web beams (13), respectively.
7. The tower head structure according to claim 5, characterised in that the mounting base (111) comprises a bottom plate (1111) and a mounting seat (1112), the bottom plate (1111) is snugly fixed to the two top mounting beams (11), and the mounting seat (1112) protrudes upwards from the surface of the bottom plate (1111).
8. The tower head structure of claim 7, wherein the number of the bottom plates (1111) is two, the two bottom plates (1111) are respectively fixed on the two top mounting beams (11) in an attaching manner, and a fourth connecting plate (1113) is fixed between the two bottom plates (1111).
9. The tower head structure according to claim 1, wherein the bottom mounting beam (12) is formed by stacking two mutually parallel and spaced flat plates with a stiffening web (17) arranged between them.
10. A tower crane, characterized in that it comprises a tower head construction (1) according to any one of claims 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121113164.7U CN215479337U (en) | 2021-05-21 | 2021-05-21 | Tower head structure and tower crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121113164.7U CN215479337U (en) | 2021-05-21 | 2021-05-21 | Tower head structure and tower crane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215479337U true CN215479337U (en) | 2022-01-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121113164.7U Active CN215479337U (en) | 2021-05-21 | 2021-05-21 | Tower head structure and tower crane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215479337U (en) |
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2021
- 2021-05-21 CN CN202121113164.7U patent/CN215479337U/en active Active
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