CN210150631U - Cantilever of crane - Google Patents
Cantilever of crane Download PDFInfo
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- CN210150631U CN210150631U CN201920986900.6U CN201920986900U CN210150631U CN 210150631 U CN210150631 U CN 210150631U CN 201920986900 U CN201920986900 U CN 201920986900U CN 210150631 U CN210150631 U CN 210150631U
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- connecting cylinder
- mounting panel
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Abstract
The utility model discloses a cantilever of a crane, which comprises a cantilever connecting seat, a main cantilever and an auxiliary cantilever, wherein the main cantilever and the auxiliary cantilever are connected on two opposite sides of the cantilever connecting seat; cantilever connecting seat includes connecting cylinder, mounting panel, strengthens cover and flange, open at the middle part of mounting panel has the circular shape through-hole, the connecting cylinder passes the through-hole with the mounting panel is connected, the shape of strengthening the cover is loudspeaker form, it establishes to strengthen the cover the connecting cylinder outside just strengthen the great one end orientation of diameter of cover the mounting panel, flange sets up strengthen the less one end of cover diameter, flange with the one end tip coaxial coupling of connecting cylinder, open the side of connecting cylinder has the connecting hole, the connecting hole sets up the mounting panel is kept away from strengthen one side of cover, the utility model discloses a cantilever is through set up the cantilever connecting seat between stand and main cantilever for joint strength between stand and the main cantilever is higher, main cantilever's stability is better.
Description
Technical Field
The utility model relates to a lifting apparatus technical field especially relates to a cantilever of hoist.
Background
The cantilever of traditional hoist mostly relies on the strengthening rib between cantilever and the stand to carry out the structure and strengthens, and the shortcoming of this kind of mode lies in that structural stability is not enough, structural strength is lower.
SUMMERY OF THE UTILITY MODEL
For solving the problem that exists among the prior art, the utility model provides a cantilever of hoist and cantilever processing method thereof, this cantilever is through setting up the cantilever connecting seat between stand and main cantilever for joint strength between stand and the main cantilever is higher, main cantilever's stability is better.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a cantilever of a crane and a cantilever processing method thereof comprise a cantilever connecting seat, a main cantilever and an auxiliary cantilever which are connected to two opposite sides of the cantilever connecting seat.
Cantilever connecting seat includes connecting cylinder, mounting panel, strengthens cover and flange, open at the middle part of mounting panel has the circular shape through-hole, the connecting cylinder passes the through-hole with the mounting panel is connected, the shape of strengthening the cover is loudspeaker form, it establishes to strengthen the cover the connecting cylinder outside just strengthen the great one end orientation of diameter of cover the mounting panel, flange sets up strengthen the less one end of cover diameter, flange with the one end tip coaxial coupling of connecting cylinder, open the side of connecting cylinder has the connecting hole, the connecting hole sets up the mounting panel is kept away from strengthen one side of cover.
In the structure, the main cantilever is used for installing electric block, the auxiliary cantilever is used for loading the counter weight, the utility model discloses a cantilever is at the during operation, main cantilever and auxiliary cantilever homoenergetic can pass through the cantilever connecting seat obtains effectual support, and rotary mechanism direct drive cantilever connecting seat on the stand is rotatory when needing to rotate.
The utility model discloses a cantilever is through setting up the cantilever connecting seat between stand and major-minor cantilever for the stand can provide stable support to major cantilever and minor cantilever through the cantilever connecting seat, and the holistic structural strength of cantilever is higher, and stability when major-minor cantilever is rotatory is better.
Preferably, the equal angle interval of side of connecting cylinder encircles and is provided with a plurality of reinforcing plates, the reinforcing plate includes set-square and a plurality of gusset plate, the set-square is the right angle set-square, the gusset plate sets up the both sides on the inclined plane of set-square, the axis perpendicular to of opening threaded hole and this threaded hole on the gusset plate the inclined plane of set-square, the hypotenuse of set-square with strengthen the inner wall phase-match that covers, strengthen covering and corresponding threaded hole on the gusset plate is opened and is had the assorted screw hole.
Set up the reinforcing plate between connecting cylinder and mounting panel, connecting cylinder and enhancement cover, can effectively strengthen the structural strength of cantilever connecting seat, the stability of further promotion cantilever.
Preferably, the main cantilever and the auxiliary cantilever are installed at opposite sides of the cantilever connecting seat through a connecting hole and a mounting plate on the cantilever connecting seat.
The main cantilever and the auxiliary cantilever are both installed on the cantilever connecting seat through the connecting holes and the mounting plate, so that the connection is more stable, and the structural strength is higher.
Preferably, the top surface of the end, away from the cantilever connecting seat, of the auxiliary cantilever is provided with a counterweight mounting groove, the bottom of the counterweight mounting groove is provided with a plurality of through grooves which are parallel to each other, each through groove is a strip-shaped groove, and the length direction of each through groove is parallel to the length direction of the auxiliary cantilever.
The counterweight mounting groove is used for bearing the counterweight block, and the groove is opened at the tank bottom of counterweight mounting groove and makes the counterweight block set up when the counterweight mounting groove is interior, can receive logical spacing of groove, can follow logical groove simultaneously and carry out the adjustment of position to satisfy the counter weight demand of different procedures. The practicability of the cantilever is further improved.
Has the advantages that:
1. the cantilever of the utility model is provided with the cantilever connecting seat between the stand column and the main and auxiliary cantilevers, so that the stand column can provide stable support for the main cantilever and the auxiliary cantilevers through the cantilever connecting seat, the whole structural strength of the cantilever is higher, and the stability of the main and auxiliary cantilevers during rotation is better;
2. reinforcing plates are arranged between the connecting cylinder and the mounting plate and between the connecting cylinder and the reinforcing cover, so that the structural strength of the cantilever connecting seat can be effectively enhanced, and the stability of the cantilever is further improved;
3. the main cantilever and the auxiliary cantilever are both arranged on the cantilever connecting seat through the connecting holes and the mounting plate, so that the connection is more stable, and the structural strength is higher;
4. the counterweight mounting groove is used for bearing the counterweight block, and the groove is opened at the tank bottom of counterweight mounting groove and makes the counterweight block set up when the counterweight mounting groove is interior, can receive logical spacing of groove, can follow logical groove simultaneously and carry out the adjustment of position to satisfy the counter weight demand of different procedures. The practicability of the cantilever is further improved.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention;
fig. 2 is a schematic cross-sectional structural view of a cantilever connection seat according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of a reinforcing plate according to an embodiment of the present invention;
fig. 4 is a schematic top view of the auxiliary cantilever according to the embodiment of the present invention.
Reference numerals:
10. a main boom; 20. a secondary cantilever; 21. a counterweight mounting groove; 22. a through groove; 30. a cantilever connecting seat; 31. a connecting cylinder; 32. a reinforcing cage; 33. a reinforcing plate; 331. a set square; 332. a reinforcing plate; 34. a connecting flange; 35. mounting a plate; 36. and connecting the holes.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings:
example (b):
as shown in fig. 1, the jib of the crane comprises a jib connection base 30, a main jib 10 connected to the right side of the jib connection base 30, and a sub jib 20 connected to the left side of the jib connection base 30.
As shown in fig. 2, the cantilever connection seat 30 includes a connection cylinder 31, a mounting plate 35, a reinforcing cover 32 and a connection flange 34, a circular through hole is formed in the middle of the mounting plate 35, the connection cylinder 31 passes through the through hole and is connected with the mounting plate 35, the reinforcing cover 32 is horn-shaped, the reinforcing cover 32 is sleeved on the outer side of the connection cylinder 31 and the larger diameter end of the reinforcing cover 32 faces the mounting plate 35, the connection flange 34 is arranged at the smaller diameter end of the reinforcing cover 32, the connection flange 34 is coaxially connected with the end of the connection cylinder 31, a connection hole 36 is formed in the side surface of the connection cylinder 31, and the connection hole 36 is arranged on the side, far away from the reinforcing cover 32.
In the above structure, the main cantilever 10 is used for mounting the electric hoist, the auxiliary cantilever 20 is used for loading the counterweight, when the cantilever of the present invention works, both the main cantilever 10 and the auxiliary cantilever 20 can be effectively supported by the cantilever connecting seat 30, and when the cantilever needs to rotate, the rotating mechanism on the upright column directly drives the cantilever connecting seat 30 to rotate.
According to the cantilever disclosed by the invention, the cantilever connecting seat 30 is arranged between the stand column and the main and auxiliary cantilevers 20, so that the stand column can stably support the main cantilever 10 and the auxiliary cantilever 20 through the cantilever connecting seat 30, the overall structural strength of the cantilever is higher, and the stability of the main and auxiliary cantilevers 20 during rotation is better.
In another embodiment, as shown in fig. 2 and 3, a plurality of reinforcing plates 33 are arranged around the side surface of the connecting cylinder 31 at equal angular intervals, the reinforcing plates 33 include a triangular plate 331 and a plurality of reinforcing plates 332, the triangular plate 331 is a right-angled triangular plate 331, the reinforcing plates 332 are arranged on both sides of the inclined surface of the triangular plate 331, threaded holes are formed in the reinforcing plates 332, the axes of the threaded holes are perpendicular to the inclined surface of the triangular plate 331, the inclined edge of the triangular plate 331 is matched with the inner wall of the reinforcing cover 32, matched threaded holes are formed in the reinforcing cover 32 corresponding to the threaded holes in the reinforcing plates 332, one of the right-angled edges of the reinforcing plates 33 is connected with the side surface of the connecting cylinder 31, and the other right-angled edge of the reinforcing plate 33 is connected with the bottom surface of.
Set up reinforcing plate 33 between connecting cylinder 31 and mounting panel 35, connecting cylinder 31 and strengthen between the cover 32, can effectively strengthen the structural strength of cantilever connecting seat 30, the stability of further promotion cantilever.
In another embodiment, as shown in fig. 1, the main boom 10 and the sub boom 20 are mounted to opposite sides of the boom attachment base 30 through the attachment hole 36 and the mounting plate 35 of the boom attachment base 30.
The main cantilever 10 and the auxiliary cantilever 20 are both installed on the cantilever connecting seat 30 through the connecting hole 36 and the mounting plate 35, so that the connection is more stable and the structural strength is higher.
In another embodiment, as shown in fig. 4, a counterweight installation groove 21 is formed on a top surface of one end of the auxiliary cantilever 20 away from the cantilever connection seat 30, three parallel through grooves 22 are formed at a bottom of the counterweight installation groove 21, the through grooves 22 are strip-shaped grooves, and a length direction of the through grooves 22 is parallel to a length direction of the auxiliary cantilever 20.
A method for processing a cantilever of a crane comprises the following steps:
s1, welding the mounting plate 35 on the connecting cylinder 31;
s2, sleeving the reinforcing cover 32 into the connecting cylinder 31, welding the end with the larger diameter of the reinforcing cover 32 with the bottom surface of the mounting plate 35, welding the end with the smaller diameter of the reinforcing cover 32 with the connecting cylinder 31, and welding the end part of the connecting cylinder 31, which is close to the end part of the connecting cylinder 31, which is far away from the mounting plate 35;
s3, mounting the connecting flange 34 at the end part of the connecting cylinder 31;
s4, the main boom 10 and the sub boom 20 are mounted on opposite sides of the boom attachment base 30 through the attachment hole 36 of the boom attachment base 30 and the mounting plate 35.
Compared with the traditional processing method, the processing method has fewer processes and higher efficiency, can finish processing by adopting a common processing machine, and has lower processing cost.
In another embodiment, step S1 is followed by the following steps:
s1.1, the reinforcing plate 33 is arranged on the side surface of the connecting cylinder 31 in a surrounding mode at equal angular intervals, one right-angle side of the reinforcing plate 33 is connected with the side surface of the connecting cylinder 31 during installation, and the other right-angle side of the reinforcing plate 33 is connected with the bottom surface of the reinforcing plate 33.
The reinforcing plate 33 is fixed between the mounting plate 35 and the connecting cylinder 31 before the reinforcing cover 32 is mounted, and the operation is more convenient.
In another embodiment, step S2 is followed by the following steps:
and S2.2, inserting screws into the side surface of the reinforcing cover 32, and enabling the screws to penetrate through the reinforcing cover 32 and the threaded holes in the reinforcing plate 332.
The reinforcing cover 32 is fixed, and at the moment, the penetrating screw is installed to fix the reinforcing cover 32 and the reinforcing plate 33, so that the operation is more convenient.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention.
Claims (4)
1. The cantilever of the crane is characterized by comprising a cantilever connecting seat, a main cantilever and an auxiliary cantilever, wherein the main cantilever and the auxiliary cantilever are connected to two opposite sides of the cantilever connecting seat;
cantilever connecting seat includes connecting cylinder, mounting panel, strengthens cover and flange, open at the middle part of mounting panel has the circular shape through-hole, the connecting cylinder passes the through-hole with the mounting panel is connected, the shape of strengthening the cover is loudspeaker form, it establishes to strengthen the cover the connecting cylinder outside just strengthen the great one end orientation of diameter of cover the mounting panel, flange sets up strengthen the less one end of cover diameter, flange with the one end tip coaxial coupling of connecting cylinder, open the side of connecting cylinder has the connecting hole, the connecting hole sets up the mounting panel is kept away from strengthen one side of cover.
2. The cantilever of claim 1, wherein the connecting cylinder is provided with a plurality of reinforcing plates at equal angular intervals on the side surface, the reinforcing plates comprise a triangular plate and a plurality of reinforcing plates, the triangular plate is a right-angle triangular plate, the reinforcing plates are arranged on two sides of the inclined surface of the triangular plate, the reinforcing plates are provided with threaded holes, the axes of the threaded holes are perpendicular to the inclined surface of the triangular plate, the inclined edge of the triangular plate is matched with the inner wall of the reinforcing cover, and the reinforcing cover is provided with matched threaded holes corresponding to the threaded holes in the reinforcing plates.
3. The boom of claim 1, wherein the main boom and the sub boom are installed at opposite sides of the boom attachment seat through the attachment hole of the boom attachment seat and the mounting plate.
4. The jib for cranes according to claim 1, wherein a counterweight mounting groove is formed in the top surface of the end of the secondary jib far from the jib connection seat, a plurality of parallel through grooves are formed in the bottom of the counterweight mounting groove, the through grooves are strip-shaped grooves, and the length direction of the through grooves is parallel to the length direction of the secondary jib.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920986900.6U CN210150631U (en) | 2019-06-27 | 2019-06-27 | Cantilever of crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920986900.6U CN210150631U (en) | 2019-06-27 | 2019-06-27 | Cantilever of crane |
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| Publication Number | Publication Date |
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| CN210150631U true CN210150631U (en) | 2020-03-17 |
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| CN201920986900.6U Active CN210150631U (en) | 2019-06-27 | 2019-06-27 | Cantilever of crane |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110316667A (en) * | 2019-06-27 | 2019-10-11 | 四川庞源机械工程有限公司 | A kind of cantilever and its cantilever processing method of crane |
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2019
- 2019-06-27 CN CN201920986900.6U patent/CN210150631U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110316667A (en) * | 2019-06-27 | 2019-10-11 | 四川庞源机械工程有限公司 | A kind of cantilever and its cantilever processing method of crane |
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