CN216038329U - High-strength standard knot for tower crane - Google Patents
High-strength standard knot for tower crane Download PDFInfo
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- CN216038329U CN216038329U CN202122758714.7U CN202122758714U CN216038329U CN 216038329 U CN216038329 U CN 216038329U CN 202122758714 U CN202122758714 U CN 202122758714U CN 216038329 U CN216038329 U CN 216038329U
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Abstract
The utility model relates to the technical field of standard knots, in particular to a high-strength standard knot for a tower crane, which improves the comfort and the safety; the ladder stand comprises an upper frame, a lower frame, pillars, a support plate, ladder stands, a support mechanism and a driving mechanism, wherein a plurality of groups of pillars are all arranged between the upper frame and the lower frame, the upper frame and the lower frame are respectively provided with an opening, the right ends of the support plate are respectively connected with the right ends of two groups of openings, the plurality of groups of ladder stands are arranged at the left end of the support plate, and the support mechanism is arranged at the left end of the support plate; the supporting mechanism comprises a backup plate, an A lead screw, an A spiral tube, a B lead screw, a B spiral tube and a connecting sleeve, the left ends of the two groups of A lead screws and the two groups of B lead screws are connected with the right end of the backup plate, the two groups of A spiral tubes and the two groups of B spiral tubes are respectively installed at the left ends of the supporting plates through bearing rotation, the right ends of the A spiral tubes and the B spiral tubes are respectively extended to the right sides of the supporting plates, the two groups of A lead screws are respectively in threaded connection with the two groups of A spiral tubes, and the two groups of B lead screws are respectively in threaded connection with the two groups of B spiral tubes.
Description
Technical Field
The utility model relates to the technical field of standard knots, in particular to a high-strength standard knot for a tower crane.
Background
And the standard section is used for changing the tower body height and is provided with a tower section with a standard size.
When tower crane personnel climbed the driver's cabin through the cat ladder on the standard festival, under the general condition, the cat ladder can be provided with protector, but protector is fixed mounting, can not carry out the adjustment of distance according to tower crane personnel's fat thin, and the flexibility is relatively poor.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides the high-strength standard knot for the tower crane, which improves the comfort and the safety.
The utility model discloses a high-strength standard knot for a tower crane, which comprises an upper frame, a lower frame, pillars, a support plate, crawling ladders, a support mechanism and a driving mechanism, wherein a plurality of groups of pillars are all arranged between the upper frame and the lower frame;
the supporting mechanism comprises a backup plate, a lead screw A, a screw tube B and connecting sleeves, the left ends of the two groups of lead screws A and the two groups of lead screws B are connected with the right end of the backup plate, the two groups of screw tubes A and the two groups of screw tubes B are rotatably arranged at the left end of the support plate through bearings respectively, the right ends of the screw tubes A and the screw tubes B extend to the right side of the support plate, the two groups of lead screws A are in threaded connection with the two groups of screw tubes A respectively, the two groups of lead screws B are in threaded connection with the two groups of screw tubes B respectively, the right ends of the lead screws A and the lead screws B are arranged at the right sides of the screw tubes A and the screw tubes B, and four corners of the upper frame and the lower frame are respectively provided with the two groups of connecting sleeves;
the driving mechanism is arranged at the right end of the support plate and is used for rotating the screw pipe A and the screw pipe B; after the standard festival carries out bolted connection through the multiunit adapter sleeve with the standard festival, when tower crane personnel are fattened, make two sets of A screwed pipes and two sets of B screwed pipes carry out forward rotation through actuating mechanism, thereby make two sets of A lead screws and two sets of B lead screws remove left, thereby make the backup plate remove left, the backup plate enlarges the distance with the extension board, thereby make tower crane personnel when climbing through the multiunit cat ladder, the back can rely on the right-hand member at the backup plate, the travelling comfort is improved, and the security is improved.
Preferably, the driving mechanism comprises a gear A, a rotating shaft A, a rotating handle A, a main gear A, a gear B, a rotating shaft B, a rotating handle B and a main gear B, wherein two groups of gears A are arranged on the right side of the supporting plate, the left end of the rotating shaft A is rotatably connected with the right end of the supporting plate, the rotating handle A is arranged at the right end of the rotating shaft A, the main gear A is arranged on the rotating shaft A, the main gear A is respectively meshed with the two groups of gears A, the two groups of gears B are respectively arranged on the right side of the supporting plate and are rotatably connected with the right end of the supporting plate, the rotating handle B is arranged at the right end of the rotating shaft B, the main gear B is arranged on the rotating shaft B, and the main gear B is respectively meshed with the two groups of gears B; the rotating handle A is rotated in the forward direction, so that the rotating shaft A drives the main gear A to rotate in the forward direction, the main gear A drives two sets of gears A to rotate in the reverse direction simultaneously, the two sets of gears A drive two sets of screw pipes A to rotate in the reverse direction respectively, so that two sets of lead screws A drive the backup plate to move leftward, and the rotating handle B is rotated in the forward direction simultaneously, so that the rotating shaft B drives the main gear B to rotate in the forward direction, the main gear B drives two sets of gears B to rotate in the reverse direction simultaneously, so that two sets of lead screws B drive the backup plate to move leftward, so that the backup plate moves leftward under the matching of the two sets of lead screws A and the two sets of lead screws B, the backup plate is far away from the support plate, and convenience is improved.
Preferably, the ladder further comprises two groups of telescopic rods, the two groups of telescopic rods are both arranged between the support plate and the backup plate, and the plurality of groups of ladders are arranged between the two groups of telescopic rods; the distance of two sets of telescopic links cooperation extension boards and backup plate carries out length adjustment to protect the tower crane personnel of climbing.
Preferably, the screw driver further comprises A limiting blocks and B limiting blocks, wherein the two groups of A limiting blocks are respectively arranged at the right ends of the two groups of A lead screws, and the two groups of B limiting blocks are respectively arranged at the right ends of the two groups of B lead screws; the two groups of A limiting blocks and the two groups of B limiting blocks respectively limit the two groups of A lead screws and the two groups of B lead screws, and the A lead screws and the B lead screws are prevented from being separated from the A solenoid and the B solenoid.
Preferably, still include two sets of springs, two sets of springs are all installed between extension board and backup plate, and two sets of springs suit respectively in the outside of two sets of telescopic links.
Preferably, the device further comprises a fluorescent strip, and the fluorescent strip is arranged at the left end of the backup plate.
Preferably, the device also comprises handles, and the two groups of handles are both arranged at the bottom end of the upper frame; operating personnel grasp the standard knot through two sets of handles, improve the convenience.
Compared with the prior art, the utility model has the beneficial effects that: after the standard festival carries out bolted connection through the multiunit adapter sleeve with the standard festival, when tower crane personnel are fattened, make two sets of A screwed pipes and two sets of B screwed pipes carry out forward rotation through actuating mechanism, thereby make two sets of A lead screws and two sets of B lead screws remove left, thereby make the backup plate remove left, the backup plate enlarges the distance with the extension board, thereby make tower crane personnel when climbing through the multiunit cat ladder, the back can rely on the right-hand member at the backup plate, the travelling comfort is improved, and the security is improved.
Drawings
FIG. 1 is a front view of the present invention;
FIG. 2 is a schematic view of a first axial structure of the present invention;
FIG. 3 is a partially enlarged view of portion A of FIG. 2;
FIG. 4 is a second schematic structural view of the present invention;
in the drawings, the reference numbers: 1. an upper frame; 2. a lower frame; 3. a pillar; 4. a support plate; 5. climbing a ladder; 6. a backup plate; 7. a, a lead screw; 8. a, a spiral pipe; 9. b, a lead screw; 10. a B spiral tube; 11. connecting sleeves; 12. a gear; 13. a, a rotating shaft; 14. a, turning a handle; 15. a, a main gear; 16. b, a gear; 17. b, a rotating shaft; 18. b, turning a handle; 19. b, a main gear; 20. a telescopic rod; 21. a, a limiting block; 22. b, a limiting block; 23. a spring; 24. a fluorescent strip; 25. a handle.
Detailed Description
To facilitate an understanding of the utility model, the utility model will now be described more fully with reference to the accompanying drawings. The present invention may be embodied in many different forms and is not limited to the embodiments described herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
Example 1
As shown in fig. 1 to 4, the high-strength standard knot for the tower crane of the utility model comprises an upper frame 1, a lower frame 2, struts 3, a support plate 4, a ladder 5, a backup plate 6, an a lead screw 7, an a solenoid 8, a B lead screw 9, a B solenoid 10, a connecting sleeve 11, an a gear 12, an a rotating shaft 13, an a rotating handle 14, an a master gear 15, a B gear 16, a B rotating shaft 17, a B rotating handle 18, a B master gear 19, a telescopic rod 20, an a limiting block 21, a B limiting block 22 and a spring 23, wherein a plurality of groups of struts 3 are all installed between the upper frame 1 and the lower frame 2, the upper frame 1 and the lower frame 2 are respectively provided with openings, the right ends of the support plate 4 are respectively connected with the right ends of two groups of openings, a plurality of sets of ladders 5 are installed at the left end of the support plate 4, the left ends of two groups of the a lead screw 7 and the two groups of B lead screw 9 are both connected with the right end of the backup plate 6, two groups of a solenoid 8 and B solenoid 10 are respectively installed at the left end of the support plate 4 through bearings, the right ends of the screw tubes A8 and the screw tubes B10 extend to the right side of the support plate 4, two groups of screw rods A7 are respectively in threaded connection with the two groups of screw tubes A8, two groups of screw rods B9 are respectively in threaded connection with the two groups of screw tubes B10, the right ends of the screw rods A7 and the screw rods B9 are respectively arranged on the right sides of the screw tubes A8 and the screw tubes B10, four corners of the upper frame 1 and the lower frame 2 are respectively provided with two groups of connecting sleeves 11, two groups of gears A12 are respectively arranged on the right side of the support plate 4 on the screw tubes A8, the left end of a rotating shaft 13 is rotatably connected with the right end of the support plate 4, the right end of a rotating shaft 13 is provided with a rotating handle 14, a main gear 15 is arranged on the rotating shaft A13, the main gear A15 is respectively meshed with the two groups of gears A12, two groups of gears B16 are respectively arranged on the right side of the support plate 4, the left end of a rotating shaft 17 is rotatably connected with the right end of the support plate 4, the rotating handle B18 is arranged on the right end of a rotating shaft 17, the B main gear 19 is arranged on a B rotating shaft 17, the B main gear 19 is respectively meshed with two groups of B gears 16, two groups of telescopic rods 20 are respectively arranged between the support plate 4 and the backup plate 6, a plurality of groups of crawling ladders 5 are arranged between the two groups of telescopic rods 20, two groups of A limiting blocks 21 are respectively arranged at the right ends of two groups of A lead screws 7, two groups of B limiting blocks 22 are respectively arranged at the right ends of two groups of B lead screws 9, two groups of springs 23 are respectively arranged between the support plate 4 and the backup plate 6, and two groups of springs 23 are respectively sleeved at the outer sides of the two groups of telescopic rods 20; after the standard knot and the standard knot are bolted through a plurality of groups of connecting sleeves 11, when tower crane personnel are fat, the A rotating handle 14 is rotated in a forward direction, so that the A rotating shaft 13 drives the A main gear 15 to rotate in a forward direction, so that the A main gear 15 simultaneously drives the two groups of A gears 12 to rotate in a reverse direction, the two groups of A gears 12 respectively drive the two groups of A spiral tubes 8 to rotate in a reverse direction, so that the two groups of A lead screws 7 drive the backup plate 6 to move leftwards, the B rotating handle 18 is rotated in a forward direction, so that the B rotating shaft 17 drives the B main gear 19 to rotate in a forward direction, the B main gear 19 simultaneously drives the two groups of B gears 16 to rotate in a reverse direction, so that the two groups of B lead screws 9 drive the backup plate 6 to move leftwards, so that the backup plate 6 moves leftwards under the matching of the two groups of A lead screws 7 and the two groups of B lead screws 9, so that the backup plate 6 is far away from the support plate 4, so that the tower crane personnel climb through a plurality of climbing ladders 5, the back can rely on the right-hand member at backup plate 6, has improved the travelling comfort, has improved the security.
According to the high-strength standard knot for the tower crane, the installation mode, the connection mode or the arrangement mode are common mechanical modes, and the high-strength standard knot can be implemented as long as the beneficial effects of the high-strength standard knot are achieved; the A gear 12, the A main gear 15, the B gear 16 and the B main gear 19 of the high-strength standard section for the tower crane are purchased from the market, and the technical personnel in the industry only need to install and operate according to the attached operating instructions without creative labor of the technical personnel in the field.
All technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.
Claims (7)
1. A high-strength standard knot for a tower crane is characterized by comprising an upper frame (1), a lower frame (2), pillars (3), a support plate (4), a ladder (5), a supporting mechanism and a driving mechanism, wherein multiple groups of pillars (3) are all arranged between the upper frame (1) and the lower frame (2), the upper frame (1) and the lower frame (2) are respectively provided with an opening, the right ends of the support plate (4) are respectively connected with the right ends of two groups of openings, the multiple groups of ladders (5) are arranged at the left end of the support plate (4), and the supporting mechanism is arranged at the left end of the support plate (4);
the supporting mechanism comprises a backup plate (6), an A lead screw (7) and an A solenoid (8), the left ends of two groups of A lead screws (7) and two groups of B lead screws (9) are connected with the right end of a backup plate (6), two groups of A spiral tubes (8) and two groups of B spiral tubes (10) are rotatably arranged at the left end of a support plate (4) through bearings respectively, the right ends of the A spiral tubes (8) and the B spiral tubes (10) extend to the right side of the support plate (4), two groups of A lead screws (7) are in threaded connection with the two groups of A spiral tubes (8) respectively, two groups of B lead screws (9) are in threaded connection with the two groups of B spiral tubes (10) respectively, the right ends of the A lead screws (7) and the B lead screws (9) are arranged on the right sides of the A spiral tubes (8) and the B spiral tubes (10), and two groups of connecting sleeves (11) are arranged at four corners of an upper frame (1) and a lower frame (2) respectively;
the driving mechanism is arranged at the right end of the support plate (4) and is used for rotating the A solenoid (8) and the B solenoid (10).
2. The high-strength standard knot for the tower crane according to claim 1, wherein the driving mechanism comprises an A gear (12), an A rotating shaft (13), an A rotating handle (14), an A main gear (15), a B gear (16), a B rotating shaft (17), a B rotating handle (18) and a B main gear (19), two groups of the A gear (12) are arranged on the A solenoid (8) on the right side of the supporting plate (4), the left end of the A rotating shaft (13) is rotatably connected with the right end of the supporting plate (4), the A rotating handle (14) is arranged on the right end of the A rotating shaft (13), the A main gear (15) is arranged on the A rotating shaft (13), the A main gear (15) is respectively meshed with the two groups of the A gear (12), two groups of the B gear (16) are respectively arranged on the two groups of the B solenoid (10) on the right side of the supporting plate (4), the left end of the B rotating shaft (17) is rotatably connected with the right end of the supporting plate (4), the B rotating handle (18) is arranged at the right end of the B rotating shaft (17), the B main gear (19) is arranged on the B rotating shaft (17), and the B main gear (19) is respectively meshed with the two groups of B gears (16).
3. The high-strength standard knot for the tower crane according to claim 1, further comprising two sets of telescopic rods (20), wherein the two sets of telescopic rods (20) are both installed between the support plate (4) and the backup plate (6), and the plurality of sets of ladder stands (5) are arranged between the two sets of telescopic rods (20).
4. The high-strength standard knot for the tower crane according to claim 1, further comprising a limiting block A (21) and a limiting block B (22), wherein the two limiting blocks A (21) are respectively installed at the right ends of the two groups of lead screws A (7), and the two limiting blocks B (22) are respectively installed at the right ends of the two groups of lead screws B (9).
5. The high-strength standard knot for the tower crane according to claim 3, further comprising two sets of springs (23), wherein the two sets of springs (23) are both installed between the support plate (4) and the backup plate (6), and the two sets of springs (23) are respectively sleeved on the outer sides of the two sets of telescopic rods (20).
6. The high-strength standard knot for the tower crane according to claim 1, further comprising a fluorescent bar (24), wherein the fluorescent bar (24) is installed at the left end of the backup plate (6).
7. The high-strength standard knot for the tower crane according to claim 1, characterized by further comprising handles (25), wherein the two groups of handles (25) are mounted at the bottom end of the upper frame (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122758714.7U CN216038329U (en) | 2021-11-11 | 2021-11-11 | High-strength standard knot for tower crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122758714.7U CN216038329U (en) | 2021-11-11 | 2021-11-11 | High-strength standard knot for tower crane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216038329U true CN216038329U (en) | 2022-03-15 |
Family
ID=80553015
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122758714.7U Active CN216038329U (en) | 2021-11-11 | 2021-11-11 | High-strength standard knot for tower crane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216038329U (en) |
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2021
- 2021-11-11 CN CN202122758714.7U patent/CN216038329U/en active Active
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