CN220618248U - Anti-backward tilting support rod of tower crane - Google Patents
Anti-backward tilting support rod of tower crane Download PDFInfo
- Publication number
- CN220618248U CN220618248U CN202321432668.4U CN202321432668U CN220618248U CN 220618248 U CN220618248 U CN 220618248U CN 202321432668 U CN202321432668 U CN 202321432668U CN 220618248 U CN220618248 U CN 220618248U
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- support
- connecting rod
- seat
- tower crane
- sleeved
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- 230000002265 prevention Effects 0.000 claims abstract description 11
- 238000003466 welding Methods 0.000 claims description 2
- 230000006978 adaptation Effects 0.000 claims 2
- 238000001125 extrusion Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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Abstract
The utility model discloses a backward tilting prevention support rod of a tower crane, which comprises a support and a corner frame at the bottom end of the support, wherein a slide seat is sleeved on the support in a sliding manner, a support column is sleeved on the bottom of the inner side of the support in a sliding manner, a sleeve is movably sleeved on the support column, and a rotatable left connecting rod and a rotatable right connecting rod are arranged on two sides of the sleeve; the tail end of the bracket is fixedly welded with an angle frame, the outer end of the angle frame is fixedly connected to the support arm, and the top of the sliding seat in the bracket is fixedly provided with an upper swivel seat sleeved with the bottom end of the supporting rod; this tower crane prevents back bracing piece, through the setting of each subassembly of support and angle frame inboard, can adjust the interval of slide and angle frame through the angle of rotating left connecting rod and right connecting rod to can adjust the concrete position of vaulting pole, and the setting of left connecting rod, right connecting rod and pillar and support can make its supporting part be the triangle form, solved current straight-bar type supporting stability relatively poor and be difficult to the problem of adjusting vaulting pole bottom position according to the demand.
Description
Technical Field
The utility model relates to the technical field of anti-tilting of cranes, in particular to a backward tilting prevention support rod of a tower crane.
Background
In the operation process of the crane, if goods fall off or the lifting rope is broken, the luffing system of the crane only can bear the tension, the lifting rope, the pulling plate and the luffing rope are loosened, the arm support rotates towards the counterweight direction, and the arm support is tipped backwards, so that the danger of the damage to the vehicle is possibly caused.
Through retrieving, in the application of patent application No. CN2015168659. X, disclosed a device and hoist of preventing backward tilting of cantilever crane, the hoist includes the master arm and rotates and set up tower arm and vaulting pole in master arm top one side, the device of preventing backward tilting of cantilever crane includes: the extrusion block is fixedly arranged on one side, far away from the tower arm, of the main arm; one end of the anti-tilting connecting rod is hinged to the main arm, and the other end of the anti-tilting connecting rod is connected with a connecting shaft and can be contacted with the extrusion block; an oil cylinder, one end of which is hinged with the stay bar, and the other end of which is hinged with the connecting shaft; one end of the anti-tilting rod is hinged to the connecting shaft, and the other end of the anti-tilting rod is a free end which is suspended between the tower arm and the stay bar through a stay rope arranged on the stay bar; and the clamping groove part is arranged on the tower arm, and when the tower arm leans backwards, the free end is clamped in the clamping groove part to position the tower arm. The angle of vaulting pole is adjusted through the setting of anti-tilt connecting rod to above-mentioned application document to reach the effect of preventing inclining, but at first the setting stability of straight-bar seat is limited, and is difficult to adjust arm of force length according to the hoist and mount weight demand of demand.
Therefore, we propose a tower crane anti-backward tilting support rod.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model provides a backward tilting prevention support rod of a tower crane, which solves the problems that the existing straight rod type support stability is relatively poor and the bottom end position of the support rod is difficult to adjust according to requirements.
In order to achieve the above purpose, the utility model is realized by the following technical scheme: the anti-backward tilting support rod of the tower crane comprises a support and a corner frame at the bottom end of the support, wherein a sliding seat is sleeved on the support in a sliding manner, a support column is sleeved at the bottom of the inner side of the support in a sliding manner, a sleeve is movably sleeved on the support column, a rotatable left connecting rod and a rotatable right connecting rod are arranged at two sides of the sleeve, the front end of the right connecting rod is assembled on the inner wall of the support, and the outer end of the left connecting rod is assembled on the outer wall of the sliding seat;
the tail end of the support is fixedly welded with an angle frame, the outer end of the angle frame is fixedly connected to the support arm, and the top of the sliding seat in the support is fixedly provided with an upper swivel seat sleeved with the bottom end of the supporting rod.
Preferably, the bracket is a U-shaped bracket seat, and two groups of sliding grooves with opposite positions are formed in the side wall of the bracket.
Preferably, the main body of the sliding seat is a U-shaped seat, a sliding block matched with the specification of the inner groove of the bracket is arranged on the inner side of the sliding seat, and a sliding clamping part matched with the specification of the sliding groove is fixedly welded between the sliding block and the inner wall of the sliding seat.
Preferably, the inner wall of the bracket is fixedly provided with a first swivel mount, and the outer wall of the sliding seat is fixedly provided with a second swivel mount which is opposite to the first swivel mount and has the same specification.
Preferably, the bottom fixed welding of left connecting rod and right connecting rod has lower adapting portion, and left connecting rod and right connecting rod rotate the suit on first swivel mount and second swivel mount through the lower adapting portion on two bottom.
Preferably, the outer wall of the support column is provided with a thread ring, the sleeve is movably sleeved on the support column, and the sleeve is sleeved with a nut seat positioned at the bottom side of the sleeve in a thread manner.
Preferably, two groups of third rotary seats with opposite positions are fixedly arranged on the outer wall of the sleeve, and the top ends of the left connecting rod and the right connecting rod are fixedly welded with upper bearing parts which are rotationally sleeved with the third rotary seats.
Preferably, the bottom surface of the inner side of the bracket is provided with a transverse groove, and the bottom of the support column is fixedly provided with a transverse block which is matched with the specification of the transverse groove.
The utility model provides a backward tilting prevention support rod of a tower crane. The beneficial effects are as follows:
this tower crane prevents back bracing piece, through the setting of each subassembly of support and angle frame inboard, can adjust the interval of slide and angle frame through the angle of rotating left connecting rod and right connecting rod to can adjust the concrete position of vaulting pole, and the setting of left connecting rod, right connecting rod and pillar and support can make its supporting part be the triangle form, guarantees its stability, has solved the relatively poor and problem that is difficult to adjust vaulting pole bottom position according to the demand of current straight-bar type supporting stability.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic structural view of a main frame of the present utility model;
FIG. 3 is a schematic view of the inner assembly of the present utility model;
FIG. 4 is a schematic view of a sliding seat according to the present utility model;
fig. 5 is an enlarged schematic view of the structure of fig. 3 a according to the present utility model.
In the figure: 1. a bracket; 2. a corner bracket; 3. a slide; 4. a support post; 5. a left connecting rod; 6. a right connecting rod; 7. a chute; 8. a first swivel mount; 9. a second swivel mount; 10. a slide block; 11. a slide clamp part; 12. a lower receiving portion; 13. a rotating seat is arranged; 14. a sleeve; 15. a third swivel mount; 16. a nut seat; 17. and an upper receiving part.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-5, the embodiment of the present utility model provides a technical solution: the anti-backward tilting support rod of the tower crane comprises a support 1 and a corner frame 2 at the bottom end of the support 1, wherein a sliding seat 3 is sleeved on the support 1 in a sliding manner, a support column 4 is fixedly arranged at the bottom of the inner side of the support 1, a sleeve 14 is movably sleeved on the support column 4, a rotatable left connecting rod 5 and a rotatable right connecting rod 6 are arranged at two sides of the sleeve 14, the front end of the right connecting rod 6 is assembled on the inner wall of the support 1, and the outer end of the left connecting rod 5 is assembled on the outer wall of the sliding seat 3;
the tail end of the bracket 1 is fixedly welded with a corner bracket 2, the outer end of the corner bracket 2 is fixedly connected to the support arm, and the top of the sliding seat 3 in the bracket 1 is fixedly provided with an upper swivel mount 13 sleeved with the bottom end of the stay bar;
in this embodiment, it needs to be supplemented that, this tower crane prevents back-leaning support pole, through the setting of each subassembly of support 1 and angle frame 2 inboard, can adjust the interval of slide 3 and angle frame 2 through the angle of rotatory left connecting rod 5 and right connecting rod 6, thereby can adjust the concrete position of vaulting pole, and the setting of left connecting rod 5, right connecting rod 6 and pillar 4 and support 1 can make its supporting part be triangle, guarantee its stability, solved current straight-bar type supporting stability relatively poor and be difficult to adjust the problem of vaulting pole bottom position according to the demand.
In this embodiment, it should be noted that the bracket 1 is a U-shaped bracket, and two sets of sliding grooves 7 with opposite positions are formed on the side wall of the bracket 1.
In this embodiment, it should be noted that, the main body of the sliding seat 3 is a U-shaped seat, the inner side of the sliding seat 3 is equipped with a sliding block 10 adapted to the specification of the inner groove of the bracket 1, and a sliding clamping portion 11 adapted to the specification of the sliding groove 7 is fixedly welded between the sliding block 10 and the inner wall of the sliding seat 3.
In this embodiment, it should be noted that, the inner wall of the bracket 1 is fixedly provided with a first swivel seat 8, and the outer wall of the sliding seat 3 is fixedly provided with a second swivel seat 9 opposite to the first swivel seat 8 and having the same specification.
In this embodiment, it should be noted that, the bottom ends of the left connecting rod 5 and the right connecting rod 6 are fixedly welded with a lower bearing part 12, and the left connecting rod 5 and the right connecting rod 6 are rotatably sleeved on the first swivel seat 8 and the second swivel seat 9 through the lower bearing parts 12 on the two bottom ends.
In this embodiment, it should be noted that a threaded ring is provided on the outer wall of the pillar 4, the sleeve 14 is movably sleeved on the pillar 4, and a nut seat 16 located at the bottom side of the sleeve 14 is screwed on the sleeve 14.
In this embodiment, it should be noted that two sets of third rotary bases 15 with opposite positions are fixedly mounted on the outer wall of the sleeve 14, and upper receiving portions 17 rotatably sleeved with the third rotary bases 15 are fixedly welded on the top ends of the left connecting rod 5 and the right connecting rod 6.
In this embodiment, it should be noted that a transverse groove is formed on the bottom surface of the inner side of the bracket 1, and a transverse block adapted to the specification of the transverse groove is fixedly mounted at the bottom of the support column 4.
The working principle and the using flow of the utility model are as follows: when the device is required to work, the support 1 and the corner bracket 2 are welded at the bottom end of the support arm, then the nut seat 16 is screwed to adjust the height of the sleeve 14 on the support 4 and the transverse position of the support 4, and simultaneously the transverse position of the sliding seat 3 on the support 1 is synchronously adjusted, so that the position of the support rod assembled on the top side of the sliding seat is correspondingly adjusted, and the problems that the existing straight rod type support stability is relatively poor and the bottom end position of the support rod is difficult to adjust according to requirements can be solved.
While the fundamental and principal features of the utility model and advantages of the utility model have been shown and described, it will be apparent to those skilled in the art that the utility model is not limited to the details of the foregoing exemplary embodiments, but may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (8)
1. The utility model provides a tower crane prevents backward tilting bracing piece which characterized in that: the novel sliding support comprises a support (1) and a corner frame (2) at the bottom of the support, wherein a sliding seat (3) is sleeved on the support (1) in a sliding manner, a support column (4) is sleeved at the bottom of the inner side of the support (1) in a sliding manner, a sleeve (14) is movably sleeved on the support column (4), a rotatable left connecting rod (5) and a rotatable right connecting rod (6) are arranged at two sides of the sleeve (14), the front end of the right connecting rod (6) is assembled on the inner wall of the support (1), and the outer end of the left connecting rod (5) is assembled on the outer wall of the sliding seat (3);
the tail end of the support (1) is fixedly welded with a corner frame (2), the outer end of the corner frame (2) is fixedly connected to the support arm, and the top of the sliding seat (3) in the support (1) is fixedly provided with an upper swivel seat (13) sleeved with the bottom end of the stay bar.
2. The backward tilting prevention support rod of a tower crane according to claim 1, wherein: the support (1) is a U-shaped support seat, and two groups of sliding grooves (7) with opposite positions are formed in the side wall of the support (1).
3. The backward tilting prevention support rod of a tower crane according to claim 1, wherein: the main part of slide (3) is U type seat, slide (10) with support (1) inside groove specification looks adaptation are equipped with to the inboard of slide (3), and fixedly welded between the inner wall of slide (3) and slider (10) has slide card portion (11) with spout (7) specification looks adaptation.
4. The backward tilting prevention support rod of a tower crane according to claim 1, wherein: the inner wall of the bracket (1) is fixedly provided with a first rotating seat (8), and the outer wall of the sliding seat (3) is fixedly provided with a second rotating seat (9) which is opposite to the first rotating seat (8) in position and has the same specification.
5. The backward tilting prevention support rod of a tower crane according to claim 1, wherein: the bottom end fixing welding of left connecting rod (5) and right connecting rod (6) has lower adapting part (12), and left connecting rod (5) and right connecting rod (6) rotate the cover dress on first swivel mount (8) and second swivel mount (9) through lower adapting part (12) on two bottom.
6. The backward tilting prevention support rod of a tower crane according to claim 1, wherein: the outer wall of the support column (4) is provided with a thread ring, the sleeve (14) is movably sleeved on the support column (4), and the sleeve (14) is sleeved with a nut seat (16) positioned at the bottom side of the sleeve (14) in a thread mode.
7. The backward tilting prevention support rod of a tower crane according to claim 1, wherein: two groups of third rotary seats (15) with opposite positions are fixedly arranged on the outer wall of the sleeve (14), and upper bearing parts (17) which are rotationally sleeved with the third rotary seats (15) are fixedly welded at the top ends of the left connecting rod (5) and the right connecting rod (6).
8. The backward tilting prevention support rod of a tower crane according to claim 1, wherein: the bottom surface of the inner side of the support (1) is provided with a transverse groove, and the bottom of the support (4) is fixedly provided with a transverse block which is matched with the specification of the transverse groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321432668.4U CN220618248U (en) | 2023-06-07 | 2023-06-07 | Anti-backward tilting support rod of tower crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321432668.4U CN220618248U (en) | 2023-06-07 | 2023-06-07 | Anti-backward tilting support rod of tower crane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220618248U true CN220618248U (en) | 2024-03-19 |
Family
ID=90225255
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321432668.4U Active CN220618248U (en) | 2023-06-07 | 2023-06-07 | Anti-backward tilting support rod of tower crane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220618248U (en) |
-
2023
- 2023-06-07 CN CN202321432668.4U patent/CN220618248U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240510 Address after: No. 21, Louge Group, Yuanjing Village, Nieshi Town, Linxiang City, Hunan Province, 414300 Patentee after: Li Bingyu Country or region after: China Address before: No. 8-1, Shencao Village, Chenxianqiao Village, Chucun Town, Mengcheng County, Bozhou City, Anhui Province, 233500 Patentee before: Shen Fang Country or region before: China |
|
| TR01 | Transfer of patent right |