CN215797993U

CN215797993U - Bridge crane with stably hang and get function

Info

Publication number: CN215797993U
Application number: CN202122488678.7U
Authority: CN
Inventors: 邵武
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-10-15
Filing date: 2021-10-15
Publication date: 2022-02-11
Anticipated expiration: 2031-10-15

Abstract

The utility model relates to the technical field of cranes, in particular to a bridge crane with a stable hoisting function. According to the utility model, the hoisting cable is guided by the traction mechanism, so that the hoisting stability of the hoisting cable is improved, the hoisting cable can have a longer spacing distance, the hoisting gravity center of the hoisting cable is further prolonged, the hoisting stability of the crane is enhanced, and in the hoisting process, the hanging position of the hook can be flexibly adjusted through the adjustable hook mechanism, so that different objects can be conveniently hoisted.

Description

Bridge crane with stably hang and get function

Technical Field

The utility model relates to the technical field of cranes, in particular to a bridge crane with a stable hoisting function.

Background

The bridge crane is a hoisting device which is transversely erected above workshops, warehouses and stock yards for hoisting materials, because two ends of the bridge crane are located on high cement columns or metal supports, the shape of the bridge crane is similar to that of a bridge, the bridge crane runs longitudinally along rails laid on the elevated frames on two sides, the space below the bridge crane can be fully utilized for hoisting materials, the bridge crane is not hindered by ground equipment, the bridge crane is a hoisting machine with the widest application range and the largest quantity, and the bridge crane is widely applied to indoor and outdoor warehouses, workshops, docks, open-air stock yards and the like.

But there are some shortcomings in bridge crane in the existing market, and traditional bridge crane is lifting by crane the in-process, and its two cable that lift by crane are mostly near the distance, lifting by crane and getting the during operation, and the focus is comparatively concentrated, and it is relatively poor to hang and get stability can, and lifting by crane and getting the in-process, and its couple is mostly fixed, and the unable convenient article to the difference are hung and are got the work. Therefore, the bridge crane with stable hoisting function is provided by the technical personnel in the field, so as to solve the problems in the background technology.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims to provide a bridge crane with a stable hoisting function, which can effectively solve the problems that two hoisting cables of a traditional bridge crane in the background art are mostly close to each other in the hoisting process, the gravity center is concentrated when hoisting is carried out, the hoisting stability is poor, and hooks of the traditional bridge crane are mostly fixed in the hoisting process, so that different articles cannot be hoisted conveniently.

In order to achieve the purpose, the utility model adopts the technical scheme that: a bridge crane with a stable hoisting function comprises two groups of hoisting frames, wherein a pushing underframe is arranged at the bottom end of each hoisting frame, a traction mechanism is arranged at the top end of each hoisting frame, a hydraulic push rod is fixed on one side of each hoisting frame, a traction seat is arranged at the telescopic end of each hydraulic push rod, each hydraulic push rod is connected with a hoisting cable in a hanging mode through the traction seat, and the hoisting cable penetrates through the traction mechanism and is connected with a hook mechanism;

the traction mechanism comprises a traction frame fixed at the top end of the hoisting frame, one side, close to the hydraulic push rod, of the top end of the traction frame is provided with a branching roller, the inner side of the traction frame is symmetrically connected with traction rollers at corners of the top end, one side of each traction roller is symmetrically connected with a first guide roller, and the lower side of each first guide roller is symmetrically connected with a second guide roller.

As a still further scheme of the utility model: couple mechanism includes the guide rail frame, the top of guide rail frame is located both ends position department symmetry and is fixed with the connecting seat, and the guide rail frame articulates through the connecting seat and lifts by crane the cable, the front side of guide rail frame is located middle part position department embedding and is connected with adjusting handle, and the inboard of guide rail frame rotates and is connected with the transmission lead screw, the middle part position department of transmission lead screw is provided with the transmission worm wheel, the terminal surface that the guide rail frame was run through on adjusting handle's top is provided with the transmission worm with transmission worm wheel engaged with, two sets of transmission silk covers have been cup jointed to the outside symmetry of transmission lead screw, the terminal surface that the bottom of transmission silk cover runs through the guide rail frame is provided with the roating seat, the couple has been cup jointed to the inboard of roating seat.

As a still further scheme of the utility model: the transmission screw rod is bounded by a central line, and a positive thread and a negative thread which are matched with the transmission screw sleeve are respectively arranged on two sides of the central line.

As a still further scheme of the utility model: the outer diameter of the transmission screw sleeve is matched with the inner diameter of the guide rail frame, and the transmission screw sleeve is clamped with the guide rail frame through a transmission screw rod to slide.

As a still further scheme of the utility model: the hoisting cable is made of a steel cable material component.

As a still further scheme of the utility model: the first guide roller and the second guide roller are the same in size, and are arranged in a staggered mode.

Compared with the prior art, the utility model has the following beneficial effects:

according to the utility model, the hoisting cable is guided by the traction mechanism, so that the hoisting stability of the hoisting cable is improved, the hoisting cable can have a longer spacing distance, the hoisting gravity center of the hoisting cable is further prolonged, the hoisting stability of the crane is enhanced, and in the hoisting process, the hanging position of the hook can be flexibly adjusted through the adjustable hook mechanism, so that different objects can be conveniently hoisted.

Drawings

FIG. 1 is a schematic structural diagram of a bridge crane with a stable hoisting function according to the present invention;

FIG. 2 is a schematic structural diagram of a traction mechanism in a bridge crane with a stable hoisting function according to the present invention;

FIG. 3 is a schematic structural diagram of a hook mechanism in a bridge crane with a stable hanging function according to the present invention;

fig. 4 is a schematic plan view of a hook mechanism in a bridge crane with a stable hanging function according to the present invention.

In the figure: 1. a hoisting frame; 2. pushing the chassis; 3. a hooking mechanism; 31. a guide rail bracket; 32. adjusting a hand wheel; 33. a connecting seat; 34. a rotating base; 35. hooking; 36. a transmission thread sleeve; 37. a transmission screw rod; 38. a drive worm gear; 39. a drive worm; 4. a traction frame; 5. a hydraulic push rod; 6. a traction seat; 7. hoisting the cable; 8. a wire distributing roller; 9. a traction roller; 10. a first guide roller; 11. and a second guide roller.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further described with the specific embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-4, a bridge crane with stable hoisting function includes two sets of hoisting frames 1, a pushing chassis 2 is disposed at the bottom end of each hoisting frame 1, a traction mechanism is disposed at the top end of each hoisting frame 1, a hydraulic push rod 5 is fixed at one side of each hoisting frame 1, a traction base 6 is disposed at the telescopic end of each hydraulic push rod 5, each hydraulic push rod 5 is hooked with a hoisting cable 7 through the traction base 6, each traction mechanism includes a traction frame 4 fixed at the top end of each hoisting frame 1, a branching roller 8 is disposed at the top end of each traction frame 4 close to the corresponding hydraulic push rod 5, traction rollers 9 are symmetrically connected at corners of the top end of the inner side of each traction frame 4, a first guide roller 10 is symmetrically connected at one side of each traction roller 9, a second guide roller 11 is symmetrically connected below the first guide roller 10, each hoisting cable 7 is made of a steel cable material member, the first guide idler wheel 10 and the second guide idler wheel 11 are the same in size, the first guide idler wheel 10 and the second guide idler wheel 11 are arranged in a staggered mode, in the process of lifting and moving the object, the telescopic end of the hydraulic push rod 5 contracts, the traction seat 6 is pulled to move downwards, the lifting cable 7 is driven to pull downwards synchronously, in the process of pulling downwards the lifting cable 7, the wire dividing idler wheel 8 and the traction idler wheel 9 conduct wire dividing traction on the lifting cable 7, the lifting cable 7 keeps a spacing distance, the first guide idler wheel 10 and the second guide idler wheel 11 which are arranged in a staggered mode conduct vertical traction guiding on the lifting cable 7, the lifting cable 7 keeps stable vertical retracting and moving in the lifting process, the lifting cable 7 lifts the object on the hook mechanism 3, and the lifting cable moves to an appointed position to unload under the pushing of the pushing underframe 2.

The hoisting cable 7 penetrates through the traction mechanism and is connected with the hook mechanism 3, the hook mechanism 3 comprises a guide rail frame 31, connecting seats 33 are symmetrically fixed at positions at two ends above the guide rail frame 31, the guide rail frame 31 is hung with the hoisting cable 7 through the connecting seats 33, an adjusting hand wheel 32 is embedded and connected at a position at the middle part of the front side of the guide rail frame 31, the inner side of the guide rail frame 31 is rotatably connected with a transmission screw 37, a transmission worm wheel 38 is arranged at a position at the middle part of the transmission screw 37, a transmission worm 39 meshed with the transmission worm wheel 38 is arranged at the end surface of the top end of the adjusting hand wheel 32 penetrating through the guide rail frame 31, two groups of transmission screw sleeves 36 are symmetrically sleeved at the outer side of the transmission screw rods 37, a rotating seat 34 is arranged at the end surface of the bottom of the transmission screw sleeve 36 penetrating through the guide rail frame 31, a hook 35 is sleeved at the inner side of the rotating seat 34, the transmission screw rods 37 take a central line as a boundary, and two sides of the central line are respectively provided with a positive screw sleeve 36 matched with the transmission screw sleeve, The outer diameter of the transmission thread sleeve 36 is matched with the inner diameter of the guide rail frame 31, the transmission thread sleeve 36 is clamped and slides with the guide rail frame 31 through the transmission screw rod 37, when objects with different sizes are hung and taken, a worker can rotate the adjusting hand wheel 32 to drive the transmission worm 39 to rotate, the transmission worm 39 is driven to rotate through meshing transmission of the transmission worm 39 and the transmission worm wheel 38, the transmission screw rod 37 is driven to rotate, the transmission thread sleeve 36 is pushed to symmetrically slide in the guide rail frame 31 through symmetrical positive and negative thread teeth on the transmission screw rod 37, the spacing distance between the hooks 35 is adjusted, the objects can be conveniently and fast hung and operated, and after the adjustment is finished, the worker can hang the hooks 35 on the objects.

The working principle of the utility model is as follows: during the process of hoisting and taking objects by using the bridge crane, when hoisting and taking objects with different sizes, a worker can rotate the adjusting hand wheel 32 to drive the transmission worm 39 to rotate, the transmission worm 39 and the transmission worm gear 38 are meshed for transmission, the transmission lead screw 37 is driven to rotate, and further the transmission lead screw 37 is driven to rotate through the symmetrical positive and negative screw teeth, the transmission screw sleeve 36 is pushed to symmetrically slide in the guide rail frame 31, the spacing distance between the hooks 35 is adjusted, so that the hook 35 can conveniently and rapidly hitch the objects, after the adjustment is finished, the worker can hang the hooks 35 on the objects, the telescopic ends of the hydraulic push rods 5 are further contracted to pull the traction base 6 to move downwards, the hoisting cable 7 is synchronously driven to be pulled downwards, and the branching rollers 8 and the traction rollers 9 perform branching traction on the hoisting cable 7 during the downwards pulling process of the hoisting cable 7, the hoisting cable 7 is kept at a spacing distance, and the first guide idler wheels 10 and the second guide idler wheels 11 which are arranged in a staggered mode vertically pull and guide the hoisting cable 7, so that the hoisting cable 7 keeps stable vertical folding and unfolding movement in the hoisting process, the hoisting cable 7 lifts an object on the hook mechanism 3, and the object is moved to an appointed position to be unloaded under the pushing of the pushing underframe 2.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. A bridge crane with stable hoisting function comprises two groups of hoisting frames (1), and is characterized in that a pushing underframe (2) is arranged at the bottom end of each hoisting frame (1), a traction mechanism is arranged at the top end of each hoisting frame (1), a hydraulic push rod (5) is fixed on one side of each hoisting frame (1), a traction seat (6) is arranged at the telescopic end of each hydraulic push rod (5), each hydraulic push rod (5) is hooked with a hoisting cable (7) through the traction seat (6), and each hoisting cable (7) penetrates through the traction mechanism and is connected with a hook mechanism (3);

traction mechanism is including fixing traction frame (4) in hoisting frame (1) top position department, one side that the top of traction frame (4) is close to hydraulic push rod (5) is provided with separated time gyro wheel (8), and the inboard of traction frame (4) is located top corner position department symmetric connection and has traction roller (9), one side symmetric connection of traction roller (9) has first guide roller (10), the below symmetric connection of first guide roller (10) has second guide roller (11).

2. The bridge crane with the stable hoisting function according to claim 1, wherein the hook mechanism (3) comprises a guide rail frame (31), connecting seats (33) are symmetrically fixed at positions at two ends above the guide rail frame (31), the guide rail frame (31) is hung on the hoisting cable (7) through the connecting seats (33), an adjusting hand wheel (32) is embedded and connected at a position of the middle part of the front side of the guide rail frame (31), a transmission lead screw (37) is rotatably connected at the inner side of the guide rail frame (31), a transmission worm wheel (38) is arranged at a position of the middle part of the transmission lead screw (37), a worm transmission worm (39) meshed with the transmission worm wheel (38) is arranged at the end surface of the guide rail frame (31) penetrating through the top end of the adjusting hand wheel (32), two groups of transmission lead screw sleeves (36) are symmetrically sleeved at the outer side of the transmission lead screw (37), the bottom of the transmission thread sleeve (36) penetrates through the end face of the guide rail frame (31) and is provided with a rotating seat (34), and a hook (35) is sleeved on the inner side of the rotating seat (34).

3. The bridge crane with the stable hoisting function as claimed in claim 2, wherein the transmission screw rod (37) is bounded by a central line, and the two sides of the central line are respectively provided with a positive thread and a negative thread which are matched with the transmission screw sleeve (36).

4. The bridge crane with the stable hoisting function according to claim 2, wherein the outer diameter of the transmission screw sleeve (36) is matched with the inner diameter of the guide rail frame (31), and the transmission screw sleeve (36) is clamped and slides with the guide rail frame (31) through the transmission screw rod (37).

5. A bridge crane with stable lifting function according to claim 1, characterized in that the lifting cable (7) is made of steel cable.

6. The bridge crane with the stable hoisting function according to claim 1, wherein the first guide roller (10) and the second guide roller (11) are the same in size, and the first guide roller (10) and the second guide roller (11) are arranged in a staggered manner.