CN216005049U

CN216005049U - Novel electric hoist double-beam crane

Info

Publication number: CN216005049U
Application number: CN202121739046.7U
Authority: CN
Inventors: 延绪强
Original assignee: Tianjin Shengxinheng General Equipment Co ltd
Current assignee: Tianjin Shengxinheng General Equipment Co ltd
Priority date: 2021-07-29
Filing date: 2021-07-29
Publication date: 2022-03-11
Anticipated expiration: 2031-07-29

Abstract

The utility model relates to the technical field of cranes and discloses a novel electric hoist double-beam crane which comprises a supporting beam, wherein driving gears are movably connected to the front side and the back side of the supporting beam, a rotating rod is fixedly sleeved on the inner wall of each driving gear, and a rotating rod is movably connected to the inner wall of the rear end of each rotating rod. According to the utility model, through the matching among the driving gear, the driven gear, the first sawtooth strip and the second sawtooth strip, the connection mode that the driving gear is meshed with the insections of the first sawtooth strip is utilized, and the connection mode that the driven gear is meshed with the gears of the second sawtooth strip is combined, so that the electric hoist crane body always keeps moving in the horizontal direction with the ground, the problem that the electric hoist crane body is unstable in operation is effectively solved, the stability of the electric hoist crane body and the supporting beam in the movement process is strengthened through the insection meshing connection mode, and the risk of accidents of the electric hoist crane body during the operation is reduced.

Description

Novel electric hoist double-beam crane

Technical Field

The utility model relates to the technical field of cranes, in particular to a novel electric hoist double-beam crane.

Background

The electric hoist has compact structure, the electric hoist with the motor axis vertical to the axis of the winding drum adopts a worm gear transmission device, and the electric hoist has the following defects: the length size is big, and the size is big in the aspect of the width, and the structure is bulky, and mechanical efficiency is low, and processing is difficult etc. and hydraulic system is dual control, and overflow governing valve, magnetic contact manometer all can carry out accurate control to pressure, and electric control department has adopted low-voltage control, has increased the security of dominating the system, and electric block hoist belongs to hoisting machinery one kind, is a machinery of making circulation, intermittent motion, and a duty cycle includes: the fetching device lifts the object from the fetching place, then moves horizontally to the appointed place to lower the object, and then carries out reverse movement to return the fetching device to the original position for carrying out the next circulation. The electric hoist cranes are mainly classified into single-beam cranes, single-beam suspension cranes, double-beam cranes, wall-mounted cranes, swing-arm cranes, gantry cranes and hand-propelled gantry cranes according to the classification, the electric hoists, end beams, carts and trolleys adopted by the electric hoist single-beam cranes, and driving electric and electric control equipment, can be operated in a rectangular field and above the rectangular field, is mainly used for loading and unloading articles in workshops, warehouses, open storage yards and the like, and comprises a beam crane, a bridge crane, a gantry crane, a cable crane, a carrying bridge and the like, wherein a double-beam bridge frame comprises two main beams and end beams, the main beams are rigidly connected with the end beams, wheels are arranged at the two ends of the end beams, the bridge frame girder is used for supporting the bridge frame to run on an elevated frame, rails are welded on a main girder for the trolley to run, and the bridge frame girder has more typical structural types including a box structure, a four-truss structure and a hollow truss structure.

The steps of the existing electric hoist double-beam crane are complex when the electric hoist is installed, the workload of workers is increased, the installation time of the electric hoist is prolonged, the installation progress of the electric hoist is slowed down, and the installation efficiency of the crane is reduced; the existing electric hoist adopts the rotation of the pulley when moving, which easily causes unstable material transportation of the crane.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides a novel electric hoist double-beam crane which has the advantages of strengthening the stability of the electric hoist during displacement, simplifying the installation steps of the electric hoist and a supporting beam, reducing the workload of workers and improving the utilization rate of the crane, and solves the problems in the background art.

The utility model provides the following technical scheme: the utility model provides a novel two roof beam cranes of electric block, includes a supporting beam, a supporting beam's front and back swing joint have the driving gear, the fixed dwang that has cup jointed of inner wall of driving gear, the inner wall swing joint of dwang rear end has the rotary rod, the fixed driven gear that has cup jointed of outer wall of rotary rod, the outer wall evenly distributed of rotary rod one end has connecting device, a supporting beam's below is provided with the couple, a supporting beam's one end fixedly connected with electric block crane body is kept away from to the couple.

Preferably, the corresponding and inside ring channel that is linked together in position is seted up to supporting beam's front and back, and the inner wall of ring channel cup joints with the outer wall activity of dwang, supporting beam positive bottom surface fixed mounting has a sawtooth strip, and the outer wall insection meshing of the outer wall of a sawtooth strip and driving gear, the bottom surface fixed mounting at the supporting beam back has No. two sawtooth strips, and the outer wall insection meshing of the outer wall of No. two sawtooth strips and driven gear.

Preferably, the outer wall evenly distributed of dwang one end has the card hole, the positive fixedly connected with motor of dwang, the outer wall activity of dwang has cup jointed the baffle that is located the motor back No. one, the back fixed mounting of baffle lower extreme has the dead lever that is located a supporting beam below.

Preferably, the rear end swing joint of rotary rod has No. two baffles, No. two baffle positive lower extreme fixed mounting have be located the gag lever post of a supporting beam below.

Preferably, connecting device is including seting up the recess at the rotary rod outer wall, one side fixed mounting of recess inner wall has the spring, the outer wall of spring has cup jointed the connecting block, and the inner wall activity joint in the card hole that the outer wall of connecting block and dwang were seted up.

Preferably, the outer wall of the fixed rod is provided with a threaded hole, and the inner wall of the fixed rod is in bolted connection with the outer wall of the limiting rod.

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

1. according to the utility model, through the matching among the driving gear, the driven gear, the first sawtooth strip and the second sawtooth strip, the connection mode that the driving gear is meshed with the insections of the first sawtooth strip is utilized, and the connection mode that the driven gear is meshed with the gears of the second sawtooth strip is combined, so that the electric hoist crane body always keeps moving in the horizontal direction with the ground, the problem that the electric hoist crane body is unstable in operation is effectively solved, the stability of the electric hoist crane body and the supporting beam in the movement process is strengthened through the insection meshing connection mode, and the risk of accidents of the electric hoist crane body during the operation is reduced.

2. According to the utility model, through the matching among the driving gear, the driven gear, the spring and the connecting block, the separation of the connecting block and the rotating rod is realized by utilizing the compression of the spring, the dismounting effect of the driving gear and the driven gear is achieved, meanwhile, the connection of the connecting block and the rotating rod is realized by utilizing the resilience of the spring, the connection and fixation effect of the driving gear and the driven gear is achieved, the steps of dismounting and mounting the electric hoist and the supporting beam are simplified, the workload of workers is reduced, and the mounting progress of the electric hoist is accelerated.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a left side view of the support beam of the present invention;

FIG. 3 is a top view of a sawtooth first rack of the present invention;

FIG. 4 is a right side view of the drive gear of the present invention;

fig. 5 is a front cross-sectional view of the coupling device of the present invention.

In the figure: 1. a support beam; 2. a driving gear; 3. rotating the rod; 4. rotating the rod; 5. a driven gear; 6. A connecting device; 61. a groove; 62. a spring; 63. connecting blocks; 7. hooking; 8. an electric hoist crane body; 9. an annular groove; 10. a first sawtooth strip; 11. a second sawtooth strip; 12. a motor; 13. a first baffle plate; 14. fixing the rod; 15. a second baffle plate; 16. a limiting rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-5, a novel electric hoist double-beam crane comprises a supporting beam 1, a driving gear 2 is movably connected to the front and back of the supporting beam 1, the driving gear 2 and a driven gear 5 are installed to reinforce the stability of the electric hoist crane body 8 during moving, the utilization rate of the electric hoist crane body 8 is improved, damage caused by falling of goods due to instability during moving of the goods is avoided, a rotating rod 3 is fixedly sleeved on the inner wall of the driving gear 2, a rotating rod 4 is movably connected to the inner wall of the rear end of the rotating rod 3, the driven gear 5 is fixedly sleeved on the outer wall of the rotating rod 4, connecting devices 6 are uniformly distributed on the outer wall of one end of the rotating rod 4, the connecting devices 6 are installed to connect the rotating rod 3 and the rotating rod 4, synchronous rotation of the driving gear 2 and the driven gear 5 is realized, and the dismounting steps of the rotating rod 3 and the rotating rod 4 are simplified, be convenient for to the maintenance and the change of electric block hoist crane body 8, alleviateed staff's work load, a supporting beam 1's below is provided with couple 7, and couple 7 keeps away from a supporting beam 1's one end fixedly connected with electric block hoist crane body 8.

Wherein, the front and the back of the supporting beam 1 are provided with annular grooves 9 which are corresponding in position and are communicated with each other inside, the annular grooves 9 are provided for providing a channel for connecting the rotating rod 3 and the rotating rod 4, the stability of the electric hoist crane body 8 is strengthened, the inner wall of the annular groove 9 is movably sleeved with the outer wall of the rotating rod 3, the bottom surface of the front of the supporting beam 1 is fixedly provided with a first sawtooth strip 10, the outer wall of the first sawtooth strip 10 is meshed with the outer wall insection of the driving gear 2, the bottom surface of the back of the supporting beam 1 is fixedly provided with a second sawtooth strip 11, the outer wall of the second sawtooth strip 11 is meshed with the insection of the outer wall of the driven gear 5, the insection meshed connecting mode respectively strengthens the stability of the first sawtooth strip 10 connected with the driving gear 2 and the stability of the second sawtooth strip 11 connected with the driven gear 5, the gear mode is used for replacing the pulley rolling mode, the stability of the electric hoist crane body 8 during moving is strengthened, and the risk of accidents is reduced.

Wherein, the outer wall evenly distributed of dwang 3 one end has the card hole, the positive fixedly connected with motor 12 of dwang 3, the output shaft and the dwang 3 of motor 12 are connected, provide power for the rotation of dwang 3, reach the effect of 8 automatic handling of electric block hoist crane body, the outer wall activity of dwang 3 has cup jointed No. 13 baffle that is located the motor 12 back, No. 13 baffle's lower extreme back fixed mounting has the dead lever 14 that is located a supporting beam 1 below, No. 13 baffle's installation provides the effect of support for the installation of dead lever 14.

Wherein, the rear end swing joint of rotary rod 4 has No. two baffles 15, and No. two baffles 15 positive lower extreme fixed mounting have be located the gag lever post 16 of a supporting beam 1 below, and No. two baffles 15's installation provides the support for gag lever post 16's installation.

Wherein, the connecting device 6 comprises a groove 61 arranged on the outer wall of the rotating rod 4, the groove 61 is provided to facilitate the compression of the connecting block 63, one side of the inner wall of the groove 61 is fixedly provided with a spring 62, the compression of the spring 62 realizes the separation of the connecting block 63 and the rotating rod 3, the separation effect of the rotating rod 3 and the rotating rod 4 is achieved, meanwhile, the connection between the connecting block 63 and the rotating rod 3 is realized by the resilience of the spring 62, the effect of clamping the rotating rod 3 and the rotating rod 4 is achieved, the connecting block 63 is sleeved on the outer wall of the spring 62, the outer wall of the connecting block 63 is movably clamped with the inner wall of the clamping hole arranged on the rotating rod 3, the connecting mode of the movable clamping connection simplifies the connecting mode of the connecting block 63 and the rotating rod 3, the simplifying effect of the installation steps of the rotating rod 4 and the rotating rod 3 is achieved, when the driving gear 2 and the driven gear 5 are used for a long time, the saw teeth are worn and are convenient to replace.

The outer wall of the fixing rod 14 is provided with a threaded hole, the inner wall of the fixing rod 14 is in bolted connection with the outer wall of the limiting rod 16, and the bolt connection mode facilitates the detachment of the fixing rod 14 and the limiting rod 16 by workers, simplifies the detachment and installation steps of the fixing rod 14 and the limiting rod 16, and facilitates maintenance and replacement.

The working principle is as follows: when the device is used, firstly, the supporting beam 1 is fixed at a specified installation position, then the driving gear 2 is placed at the upper end of the driving gear 2 placed on the first sawtooth strip 10, at the moment, the toothed meshing is carried out between the driving gear 2 and the first sawtooth strip 10, the motion stability of the driving gear 2 is reinforced, then, the connecting block 63 is pressed to move towards the direction of the groove 61, the spring 62 is compressed when the connecting block 63 is pressed, at the moment, the rotating rod 4 is inserted into the inner wall of the rotating rod 3 until the connecting block 63 is popped out from the inside of the rotating rod 3, the rotating rod 3 and the rotating rod 4 can be fixed, at the moment, the limiting rod 16 is inserted into the inner wall of the fixing rod 14 and then connected by using a bolt, then, the hook 7 is hung at the lower end of the fixing rod 14, at last, the first baffle 13 is opened, the first baffle 13 drives the rotating rod 3 to move, and the driving gear 2 and the driven gear 5 synchronously rotate when the rotating rod 3 rotates, the carrying of the heavy object can be realized.

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. Meanwhile, in the drawings of the utility model, the filling pattern is only used for distinguishing the layers and is not limited at all.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a novel electric block two roof beam cranes, includes a supporting beam (1), its characterized in that: the front and the back swing joint of a supporting beam (1) have driving gear (2), dwang (3) have been cup jointed to the inner wall fixation of driving gear (2), the inner wall swing joint of dwang (3) rear end has rotary rod (4), the fixed cover of outer wall of rotary rod (4) has driven gear (5), the outer wall evenly distributed of rotary rod (4) one end has connecting device (6), the below of a supporting beam (1) is provided with couple (7), the one end fixedly connected with electric block hoist body (8) of a supporting beam (1) are kept away from in couple (7).

2. The novel electric hoist double-beam crane is characterized in that: the corresponding and inside ring channel (9) that are linked together in position is seted up to the front and the back of a supporting beam (1), and the inner wall of ring channel (9) cup joints with the outer wall activity of dwang (3), the bottom surface fixed mounting of the positive inner wall of a supporting beam (1) has a sawtooth strip (10), and the outer wall of a sawtooth strip (10) meshes with the outer wall insection of driving gear (2), the bottom surface fixed mounting at the back of a supporting beam (1) has No. two sawtooth strips (11), and the outer wall of No. two sawtooth strips (11) meshes with the outer wall insection of driven gear (5).

3. The novel electric hoist double-beam crane is characterized in that: the outer wall evenly distributed of dwang (3) one end has the card hole, the positive fixedly connected with motor (12) of dwang (3), baffle (13) that are located the motor (12) back are cup jointed in the outer wall activity of dwang (3), the back fixed mounting of baffle (13) lower extreme has dead lever (14) that are located a supporting beam (1) below.

4. The novel electric hoist double-beam crane is characterized in that: the rear end swing joint of rotary rod (4) has No. two baffles (15), No. two baffles (15) positive lower extreme fixed mounting have be located a gag lever post (16) of supporting beam (1) below.

5. The novel electric hoist double-beam crane is characterized in that: connecting device (6) are including offering recess (61) at rotary rod (4) outer wall, one side fixed mounting of recess (61) inner wall has spring (62), connecting block (63) have been cup jointed to the outer wall of spring (62), and the inner wall activity joint in the card hole that the outer wall of connecting block (63) and dwang (3) were seted up.

6. The novel electric hoist double-beam crane is characterized in that: the outer wall of the fixing rod (14) is provided with a threaded hole, and the inner wall of the fixing rod (14) is in bolt connection with the outer wall of the limiting rod (16).