CN219823501U - Tower crane lifting hook safety auxiliary structure - Google Patents
Tower crane lifting hook safety auxiliary structure Download PDFInfo
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- CN219823501U CN219823501U CN202321160792.XU CN202321160792U CN219823501U CN 219823501 U CN219823501 U CN 219823501U CN 202321160792 U CN202321160792 U CN 202321160792U CN 219823501 U CN219823501 U CN 219823501U
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- tower crane
- crane
- lifting hook
- auxiliary structure
- safety auxiliary
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Abstract
The utility model relates to the technical field of tower crane lifting hooks, and discloses a safety auxiliary structure of a tower crane lifting hook, which comprises a tower crane body and a tower crane cross rod frame, wherein moving trolleys are arranged on axial rods of rails on two sides of the tower crane cross rod frame in a sliding manner, lifting hooks are arranged below the moving trolleys, winding devices for driving the lifting hooks to lift through steel ropes are arranged at the tops of the moving trolleys, limiting mechanisms which are propped against the inner sides of adjacent rails of the tower crane cross rod frame when the inner sides of the adjacent rails of the tower crane cross rod frame are limited in a non-working state are arranged at the front end and the rear end of the top of the moving trolleys, and monitoring probes for monitoring the inner sides corresponding to the winding devices are arranged on each limiting mechanism; according to the utility model, when the mobile trolley moves to a designated position on the crane beam frame or is not used, two groups of clamping blocks on the limiting mechanism are clamped on the rods of the corresponding crane beam frames along with the extension of the output ends of the cylinders, the mobile trolley and the crane beam frames are clamped and limited through four points, and the stability and safety of the lifting hook are improved when the lifting hook is controlled to lift by the winding device.
Description
Technical Field
The utility model relates to the technical field of tower crane lifting hooks, in particular to a safety auxiliary structure of a tower crane lifting hook.
Background
Along with the continuous rise of the height of the building construction, the installation height of the tower crane supporting component is higher and higher, an auxiliary crane is adopted, but when the auxiliary crane slides back and forth on the tower crane cross rod frame and can not be stably limited at the corresponding position, the auxiliary trolley shakes or sways to cause the lifting hook suspended at the lower end to swing back and forth, potential safety hazard can occur,
the existing crane is characterized in that the length of the luffing rope is controlled by the luffing mechanism to adjust the horizontal displacement of the lifting hook, when the introducing device is in a non-working state, the trolley and the lifting hook on the introducing beam need to be fixed in position, otherwise, potential safety hazards exist, and therefore an auxiliary fixing device is needed.
Therefore, we propose a tower crane lifting hook safety auxiliary structure.
Disclosure of Invention
The utility model mainly solves the technical problems in the prior art and provides a tower crane lifting hook safety auxiliary structure.
In order to achieve the above purpose, the technical scheme is that the tower crane lifting hook safety auxiliary structure comprises a crane body and a crane cross rod frame, wherein moving trolleys are arranged on axial rods of rails on two sides of the crane cross rod frame in a sliding mode, lifting hooks are arranged below the moving trolleys, winding devices for driving the lifting hooks to lift through steel ropes are arranged at the tops of the moving trolleys, limiting mechanisms which are propped against the inner sides of adjacent rails of the crane cross rod frame when the inner sides of adjacent rails of the crane cross rod frame are limited in a non-working state are arranged at the front end and the rear end of the top of the moving trolleys, and monitoring probes for monitoring the inner sides corresponding to the winding devices are arranged on each limiting mechanism.
Preferably, the limiting component comprises supporting baffles positioned at the top of the movable trolley, each supporting baffle is provided with a cylinder with output ends far away from each other, and the front end of an output rod of each cylinder is provided with a clamping block clamped with the inner side of a corresponding tower crane cross rod frame.
Preferably, each of the support baffles is an L-shaped baffle.
Preferably, a triangular shielding plate is mounted on the top of each supporting plate, and two cylinders on each group of supporting plates are located on the inner sides of the shielding plate and the supporting plates.
Preferably, the monitoring probes are disposed on both sides of each shielding plate.
Advantageous effects
The utility model provides a tower crane lifting hook safety auxiliary structure. The beneficial effects are as follows:
(1) According to the tower crane lifting hook safety auxiliary structure, the limiting mechanisms which are propped against the inner side of the adjacent track of the cross tower frame are arranged at the front end and the rear end of the top of the movable trolley and are limited in a non-working state, and the limiting mechanisms are matched with the monitoring probe on the movable trolley, so that each time the lifting hook is slidingly adjusted on the cross tower frame along with the movable trolley, the clamping blocks of the limiting mechanisms are contracted towards the side edges of the supporting baffle plates; when the travelling bogie moves to a designated position on the crane beam frame or is not used, two groups of clamping blocks on the limiting mechanism are connected to the rods corresponding to the crane beam frames in an extending mode along with the output ends of the cylinders, the travelling bogie and the crane beam frames are clamped and limited through four points, the travelling bogie is prevented from shaking at the tops of the crane beam frames, even if any group of cylinders are malfunctioning, the rest cylinders can still limit and fix the travelling bogie by the clamping blocks against the crane beam frames, and stability and safety of the lifting hook are improved to assist the lifting hook in lifting under control of the winding device.
(2) This tower machine lifting hook safety auxiliary structure through being provided with triangle-shaped's shielding plate at the top of every support baffle, plays the effect of shielding rain and sunshade to the cylinder on the support baffle, plays the guard effect to the cylinder on the support baffle.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It will be apparent to those skilled in the art from this disclosure that the drawings described below are merely exemplary and that other embodiments may be derived from the drawings provided without undue effort.
The structures, proportions, sizes, etc. shown in the present specification are shown only for the purposes of illustration and description, and are not intended to limit the scope of the utility model, which is defined by the claims, so that any structural modifications, changes in proportions, or adjustments of sizes, which do not affect the efficacy or the achievement of the present utility model, should fall within the ambit of the technical disclosure.
FIG. 1 is an overall perspective view of a tower crane hook safety auxiliary structure of the present utility model;
FIG. 2 is a partial side view of the auxiliary structure of the present utility model in a tower crane cross frame;
FIG. 3 is an enlarged schematic view of the front end of the auxiliary structure of the present utility model on the cross bar of the pylon.
Legend description:
1. a tower crane body; 2. a tower crane cross bar frame; 3. a moving trolley; 4. a lifting hook; 5. a winding device; 6. a support baffle; 7. a cylinder; 8. a clamping block; 9. a shielding plate; 10. and monitoring the probe.
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.
Examples: 1-3, including crane body 1 and crane beam frame 2, the both sides track axial pole of crane beam frame 2 is gone up to slide has travelling car 3, and the below of travelling car 3 is provided with lifting hook 4, and the top of travelling car 3 is provided with the coiling mechanism 5 that drives lifting hook 4 through the cable wire and go up and down usefulness.
Limiting mechanisms which are propped against the inner side of the adjacent track of the tower crane cross rod frame 2 when the track is limited in a non-working state are arranged at the front end and the rear end of the top of the movable trolley 3, and a monitoring probe 10 for monitoring the inner side corresponding to the winding device 5 is arranged on each limiting mechanism.
The limiting assembly comprises supporting baffles 6 positioned at the top of the mobile trolley 3, each supporting baffle 6 is an L-shaped baffle,
each supporting baffle plate 6 is provided with a cylinder 7 with output ends far away from each other, and two sides of the cylinder 7 are fixed on the supporting baffle plates 6 through fastening pieces in a threaded mode.
The front end of the output rod of each cylinder 7 is provided with a clamping block 8 clamped with the inner side of the corresponding crane beam frame 2, and when the lifting hook 4 and the winding device 5 are matched for working, the output end of the cylinder 7 stretches to drive the clamping block 8 to be clamped on the rod of the corresponding crane beam frame 2 so as to fix the mobile trolley 3 on the crane beam frame 2; before the lifting hook 4 transversely slides along with the travelling car 3 on the crane beam frame 2 to adjust the position, the output end of the air cylinder 7 contracts to contract the clamping block 8 propped against the crane beam frame 2, so that the travelling car 3 can conveniently slide on the crane beam frame 2, and the limiting effect of the travelling car is relieved.
In order to avoid that the air cylinders 7 are directly affected by rainwater or sunlight, triangular shielding plates 9 are arranged at the top of each supporting baffle plate 6, two air cylinders 7 on each group of supporting baffle plates 6 are located on the inner sides of the shielding plates 9 and the supporting baffle plates 6, and the shielding plates 9 play a role in shielding the air cylinders 7 on the supporting baffle plates 6 from rain and sun.
The monitoring probes 10 are arranged on two sides of each shielding plate 9, and each group of monitoring probes 10 monitors the abutting or separating state between the corresponding clamping block 8 and the crane tower cross bar frame 2.
The working principle of the utility model is as follows: through arranging limiting mechanisms which are propped against the inner sides of adjacent tracks of the crane beam frame 2 when the inner sides are limited in a non-working state at the front and rear ends of the top of the movable trolley 3, and matching with the monitoring probe 10 on the movable trolley 3, each time the lifting hook 4 is slidingly regulated on the crane beam frame 2 along with the movable trolley 3, a clamping block 8 of the limiting mechanism is contracted towards the side edge of the supporting baffle 6; when travelling car 3 moves to appointed position or not using on crane beam frame 2, two sets of fixture blocks 8 on stop gear follow the output extension joint of cylinder 7 on the pole of corresponding crane beam frame 2, carry out the joint spacing through four points between travelling car 3 and the crane beam frame 2, prevent that travelling car 3 from taking place to rock the condition at crane beam frame 2 top and appearing, even have arbitrary a set of cylinder 7 malfunctioning, remaining cylinder 7 still can carry out spacing fixed to travelling car 3 on the crane beam frame 2 through fixture block 8 offset crane beam frame 2, improve lifting hook 4 and assist its stability and security when coiling mechanism 5 control goes up and down.
By arranging the triangular shielding plate 9 at the top of each supporting baffle 6, the air cylinder 7 on the supporting baffle 6 is shielded from rain and sun, and the air cylinder 7 on the supporting baffle 6 is protected.
The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (5)
1. The utility model provides a tower crane lifting hook safety auxiliary structure, includes crane body (1) and crane beam frame (2), it has travelling car (3) to slide on the both sides track axial pole of crane beam frame (2), and the below of travelling car (3) is provided with lifting hook (4), and the top of travelling car (3) is provided with coiling mechanism (5) that drive lifting hook (4) to go up and down usefulness through the cable wire, its characterized in that: limiting mechanisms which are propped against the inner sides of adjacent tracks of the tower crane cross rod frame (2) when the inner sides are limited in a non-working state are arranged at the front end and the rear end of the top of the movable trolley (3), and monitoring probes (10) which correspond to the winding device (5) and are used for monitoring the inner sides are arranged on each limiting mechanism.
2. The tower crane hook safety auxiliary structure according to claim 1, wherein: the limiting mechanism comprises supporting baffles (6) positioned at the top of the movable trolley (3), each supporting baffle (6) is provided with a cylinder (7) with output ends mutually far away, and the front end of an output rod of each cylinder (7) is provided with a clamping block (8) which is clamped with the inner side of the corresponding crane beam frame (2).
3. The tower crane hook safety auxiliary structure according to claim 2, wherein: each supporting baffle (6) is an L-shaped baffle.
4. The tower crane hook safety auxiliary structure according to claim 2, wherein: a triangular shielding plate (9) is arranged at the top of each supporting baffle (6), and two air cylinders (7) on each group of supporting baffles (6) are located inside the shielding plate (9) and the supporting baffles (6).
5. The tower crane hook safety auxiliary structure according to claim 1, wherein: the monitoring probes (10) are arranged on two sides of each shielding plate (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321160792.XU CN219823501U (en) | 2023-05-15 | 2023-05-15 | Tower crane lifting hook safety auxiliary structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321160792.XU CN219823501U (en) | 2023-05-15 | 2023-05-15 | Tower crane lifting hook safety auxiliary structure |
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| Publication Number | Publication Date |
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| CN219823501U true CN219823501U (en) | 2023-10-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202321160792.XU Active CN219823501U (en) | 2023-05-15 | 2023-05-15 | Tower crane lifting hook safety auxiliary structure |
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| CN (1) | CN219823501U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117775960A (en) * | 2024-02-28 | 2024-03-29 | 临沂大学 | A kind of flue gas desulfurization tower installation and hoisting equipment |
-
2023
- 2023-05-15 CN CN202321160792.XU patent/CN219823501U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117775960A (en) * | 2024-02-28 | 2024-03-29 | 临沂大学 | A kind of flue gas desulfurization tower installation and hoisting equipment |
| CN117775960B (en) * | 2024-02-28 | 2024-05-03 | 临沂大学 | Flue gas desulfurization tower installation lifting device |
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