CN213802533U

CN213802533U - Universal bridge crane

Info

Publication number: CN213802533U
Application number: CN202022161042.7U
Authority: CN
Inventors: 平易; 曹峥
Original assignee: Wuxi Rongwei Hoisting Equipment Co ltd
Current assignee: Wuxi Rongwei Hoisting Equipment Co ltd
Priority date: 2020-09-28
Filing date: 2020-09-28
Publication date: 2021-07-27
Anticipated expiration: 2030-09-28

Abstract

The utility model discloses a general bridge crane, including the bridge type guide rail, the upside on the bridge type guide rail has set and has moved winding mechanism, it has main lifting rope to move winding mechanism's coiling end coiling, fixedly connected with connecting block between the lower end of main lifting rope, the up end intermediate position fixedly connected with servo motor of connecting block, servo motor's main shaft end downside fixedly connected with main lifting hook, horizontal fixedly connected with multisection telescopic link in pairs about servo motor, the terminal fixedly connected with soft rope of multisection telescopic link, the vice lifting hook of the terminal fixedly connected with of soft rope. The utility model discloses it is rotatory to rely on control servo motor for what main lifting hook hooked lifts by crane the thing and adjusts the position of locating at horizontal plane internal rotation, when needs lift by crane longer object, then according to the length of object, tensile multisection telescopic link makes vice lifting hook reach long object end and corresponds the position, then makes vice lifting hook detain and correspond the position at the object, then lift by crane can.

Description

Universal bridge crane

Technical Field

The utility model relates to a bridge crane technical field specifically is a general bridge crane.

Background

A gear connection disc type winding drum device of a hoisting mechanism of a general bridge crane consists of an external gear disc of a speed reducer, an internal gear disc of a winding drum, the winding drum, an intermediate shaft and the like, and is generally used for hoisting some heavy objects and then carrying out transverse position transfer to a certain degree;

the general bridge crane has the following disadvantages: the lifting end of a general bridge crane is provided with one or a pair of lifting hooks for lifting objects, but the positions of the lifting hooks and the distances between the pair of lifting hooks cannot be adjusted, so that stable lifting cannot be guaranteed for some long objects, the lifting process completely depends on lifting rope load, and once the lifting rope is disconnected, the lifted objects can inevitably fall off, and the lifting rope is dangerous and not safe enough.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a general bridge crane to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a universal bridge crane comprises a bridge guide rail, wherein a movable winding mechanism is arranged on the upper side of the bridge guide rail in a matching mode, a main lifting rope is wound at the winding end of the movable winding mechanism, the main lifting rope exists in a left-right paired mode, a connecting block is fixedly connected between the lower end heads of the main lifting rope in the left-right paired mode, a servo motor is fixedly connected to the middle position of the upper end face of the connecting block, meanwhile, the main shaft end of the servo motor vertically penetrates through the connecting block downwards, a main lifting hook is fixedly connected to the lower side of the main shaft end of the servo motor, a multi-section telescopic rod is horizontally and fixedly connected to the left side and the right side of the servo motor in the left-right paired mode, a soft rope is fixedly connected to the tail end of the multi-section telescopic rod, an auxiliary lifting hook is arranged between the left-right paired main lifting ropes, the auxiliary lifting rope is connected to the movable winding mechanism in a matching mode, and a connecting ring is fixedly connected to the position right above the connecting block, the tail end of the auxiliary lifting rope is fixedly connected with a clamping block, and the clamping block is located on the lower side of the connecting ring.

Preferably, the main lifting hook is a double-head hook body.

Preferably, the tail end of the multi-section telescopic rod is fixedly connected with a winding rod, the soft rope is wound on the winding rod, and meanwhile, the winding rod is provided with anti-skid grains.

Preferably, the lower end face of the connecting block is provided with an annular clamping groove in a surrounding manner, and the upper side of the multi-section telescopic rod is vertically and fixedly connected with a hanging bracket and the upper end of the hanging bracket is connected in the annular clamping groove in a sliding manner.

Preferably, the multiple telescopic rods are made of hard steel materials.

Preferably, the inner wall of the annular clamping groove is coated with a smoothing agent.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses main lifting hook is used for hooking in the object of lifting by crane corresponding position, then through removing the winding mechanism coiling main lifting rope, lift up the object, then make remove winding mechanism carry out lateral shifting along the bridge type guide rail again, realize shifting, and rely on the rotation of control servo motor, make the object of lifting by crane that main lifting hook hooked adjust the position in horizontal plane internal rotation, when needing to lift up longer object, then according to the length of object, stretch multisection telescopic link, make vice lifting hook reach long object end corresponding position, then make vice lifting hook detain in object corresponding position, then lift up can;

2. the utility model discloses in the normal operation in-process of main lifting rope, vice lifting rope only receives the effect of fixture block weight, does not have other loads, when main lifting rope bears the heavy load for a long time and takes place the disconnection in the use, the heavy object of lifting by crane just can take the connecting block whereabouts, and then the fixture block just contradicts the card at the go-between downside this moment for load is intervened to vice lifting rope, lifts by crane the effect of preventing falling.

Drawings

FIG. 1 is a schematic view of the general bridge crane of the present invention;

fig. 2 is a schematic view of the bottom end face of a connecting block in a universal bridge crane according to the present invention;

fig. 3 is a partial enlarged structure diagram of the auxiliary lifting rope and the connecting ring in the universal bridge crane.

In the figure: 1. a bridge-type guide rail; 2. a mobile winding mechanism; 3. a main lifting rope; 4. connecting blocks; 5. a servo motor; 6. an auxiliary lifting rope; 7. a multi-section telescopic rod; 8. an auxiliary hook; 9. a main hook; 10. a connecting ring; 11. a clamping block; 12. an annular neck; 13. a hanger; 14. a winding rod; 15. a soft rope.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a general bridge crane comprises a bridge guide rail 1, wherein a movable winding mechanism 2 is arranged on the upper side of the bridge guide rail 1, the bridge guide rail 1 and the movable winding mechanism 2 are components of the bridge crane in the prior art, namely, the movable winding mechanism 2 transversely moves along the bridge guide rail 1, and meanwhile, the movable winding mechanism 2 is convenient to wind; the winding end of the movable winding mechanism 2 is wound with a main lifting rope 3, and the main lifting rope 3 exists in a pair from left to right, namely the movable winding mechanism 2 winds and releases the main lifting rope 3; the connecting block 4 is fixedly connected between the lower end heads of the left and right paired main lifting ropes 3, the servo motor 5 is fixedly connected to the middle position of the upper end face of the connecting block 4, the servo motor 5 is provided with a control switch in a matching mode, meanwhile, the main shaft end of the servo motor 5 vertically penetrates through the connecting block 4 downwards, the lower side of the main shaft end of the servo motor 5 is fixedly connected with a main lifting hook 9, the main lifting hook 9 is used for hooking a corresponding position of a lifted object, then lifting and transferring are carried out, and the position of the lifted object hooked by the main lifting hook 9 is adjusted in a rotating mode in the horizontal plane by controlling the servo motor 5 to rotate; a plurality of telescopic rods 7 are horizontally and fixedly connected to the left and right of the servo motor 5 in pairs, the telescopic rods 7 are formed by sequentially sliding, sleeving and combining a plurality of sleeves with inner diameters arranged in an arithmetic progression, a soft rope 15 is fixedly connected to the tail end of each telescopic rod 7, and an auxiliary lifting hook 8 is fixedly connected to the tail end of each soft rope 15; it connects on removing winding mechanism 2 to control to be provided with vice lifting rope 6 between the mated main lifting rope 3 and vice lifting rope 6 and main lifting rope 3 is the same according to the same mode cooperation, fixedly connected with go-between 10 and go-between 10 are in directly over the connecting block 4, and go-between 10 is in directly over servo motor 5, the terminal fixedly connected with fixture block 11 of vice lifting rope 6 and fixture block 11 are in the connecting ring 10 downside, here fixture block 11 width is greater than the connecting ring 10 internal diameter, simultaneously in main lifting rope 3 normal operating process, vice lifting rope 6 only receives the effect of fixture block 11 weight, there is not other loads, when main lifting rope 3 bears the heavy load for a long time and takes place the disconnection in the use, the heavy object of lifting by crane just can take connecting block 4 whereabouts, then fixture block 11 just contradicts the card at this moment at the connecting ring 10 downside, make vice lifting rope 6 intervene the load, lift by crane the effect of preventing falling.

The main lifting hook 9 is a double-head hook body, and is convenient to use.

The tail end of the multi-section telescopic rod 7 is fixedly connected with a winding rod 14, a soft rope 15 is wound on the winding rod 14, meanwhile, anti-skidding lines are arranged on the winding rod 14, and the winding rod 14 ensures the stability of the connection of the soft rope 15 and the multi-section telescopic rod 7.

Terminal surface is equipped with ring groove 12 under the connecting block 4 in the surrounding way, and the vertical fixedly connected with gallows 13 of multisection telescopic link 7 upside and the gallows 13 upper end pass through pulley sliding connection in ring groove 12, and the sliding connection of gallows 13 and ring groove 12 is used for strengthening the steadiness that multisection telescopic link 7 and connecting block 4 are connected, avoids 5 main shaft end loads of servo motor to be too big.

The multi-section telescopic rod 7 is made of hard steel materials, so that bending is avoided.

The inner wall of the ring-shaped clamping groove 12 is coated with a smoothing agent, so that the hanger 13 can slide relative to the ring-shaped clamping groove 12 conveniently.

The working principle is as follows: the utility model discloses a main lifting hook 9 is used for hooking in the object of lifting by crane corresponding position, then through removing winding mechanism 2 coiling main lifting rope 3, hang up the object, then make remove winding mechanism 2 and carry out lateral shifting along bridge type guide rail 1, realize shifting, and rely on control servo motor 5 rotatory, make the object of lifting by crane that main lifting hook 9 hooked adjust the position in horizontal plane internal rotation, when needing to lift up longer object, then according to the length of object, stretch multisection telescopic link 7, make vice lifting hook 8 reach long object end corresponding position, then make vice lifting hook 8 detain in object corresponding position, then lift up and can, in main lifting rope 3 normal operating process, vice lifting rope 6 only receives the effect of fixture block 11 weight, and vice lifting rope 6 and main lifting rope 3 synchronous coiling receive and release, no other load, when main lifting rope 3 bears the heavy load for a long time and takes place the disconnection in the use, the lifted heavy object can drive the connecting block 4 to fall, and the clamping block 11 is clamped at the lower side of the connecting ring 10 in a propping mode, so that the auxiliary lifting rope 6 is involved in load, and the lifting and falling prevention effects are achieved.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A universal bridge crane, comprising a bridge guide rail (1), characterized in that: upside on bridge type guide rail (1) has set and has moved winding mechanism (2), the coiling end of removing winding mechanism (2) is convoluteed and is had main lifting rope (3) and main lifting rope (3) to control and exist in pairs, control in pairs fixedly connected with connecting block (4) between the lower end of main lifting rope (3), up end intermediate position fixedly connected with servo motor (5) of connecting block (4), simultaneously the vertical downward pass of main shaft end of servo motor (5) connecting block (4), main shaft end downside fixedly connected with main lifting hook (9) of servo motor (5), level fixedly connected with multisection telescopic link (7) in pairs about servo motor (5), the terminal fixedly connected with soft rope (15) of multisection telescopic link (7), soft rope (15) terminal fixedly connected with vice lifting hook (8) control in pairs be provided with vice lifting rope (6) and vice lifting rope (6) cooperation between main lifting rope (3) The auxiliary lifting rope is connected to the movable winding mechanism (2), a connecting ring (10) is fixedly connected to the position right above the connecting block (4), a clamping block (11) is fixedly connected to the tail end of the auxiliary lifting rope (6), and the clamping block (11) is located on the lower side of the connecting ring (10).

2. A universal bridge crane as claimed in claim 1, wherein: the main lifting hook (9) is a double-head hook body.

3. A universal bridge crane as claimed in claim 1, wherein: the tail end of the multi-section telescopic rod (7) is fixedly connected with a winding rod (14), a soft rope (15) is wound on the winding rod (14), and meanwhile, anti-skid grains are formed in the winding rod (14).

4. A universal bridge crane as claimed in claim 1, wherein: the lower end face of the connecting block (4) is provided with an annular clamping groove (12) in a surrounding mode, and the upper side of the multi-section telescopic rod (7) is vertically and fixedly connected with a hanging bracket (13) and the upper end of the hanging bracket (13) is connected in the annular clamping groove (12) in a sliding mode.

5. A universal bridge crane as claimed in claim 1, wherein: the multi-section telescopic rod (7) is made of hard steel materials.

6. A universal bridge crane according to claim 4, wherein: the inner wall of the annular clamping groove (12) is coated with a smoothing agent.