Crane end beam mechanism capable of uniformizing load

Abstract

The utility model discloses a crane end beam mechanism capable of uniformizing load, and belongs to the technical field of cranes. The bottom surface of the beam body is provided with the guide groove, two ends of the beam body are respectively connected with an anti-collision plate, one side of the bottom end of the beam body is provided with a driving wheel, one side of the driving wheel is provided with a motor, the motor is provided with a speed reducer, the other side of the bottom end of the beam body is provided with a driven wheel, and the top surface of the beam body is in threaded connection with a connecting plate; the auxiliary wheel assembly is installed in the beam body through a support. The auxiliary wheel assembly is arranged, and the auxiliary wheel is close to the driving wheel or the driven wheel with higher pressure so as to support the beam body, reduce the pressure difference, reduce the deformation problem of the two ends of the beam body and help to share the gravity of the cross beam, so that the load is more uniformly distributed on the end beam, and the situation that the end beam locally bears overlarge pressure is reduced; therefore, the problem of deformation of the two ends of the beam body due to overlarge pressure difference is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to a crane technical field, concretely is a crane end beam mechanism that can even load. BACKGROUND

[0002] The crane end beam is arranged on the track and is used for sharing the gravity of the cross beam across the end beam, and facilitates the movement of the cross beam along the track direction, when hoisting objects with different gravity, the pressure on the end beam cannot be effectively shared, thereby the long-time hoisting of objects with different gravity is easy to reduce the service life of the track.

[0003] The existing crane end beam mechanism is not convenient for even load, which can cause some parts of the track to bear more pressure, thereby accelerating the wear of the track, shortening the service life of the track, and making the structure of the crane bear uneven stress, which can cause some parts to bear excessive stress, thereby affecting the overall stability and safety of the crane. SUMMARY

[0004] The utility model discloses a crane end beam mechanism that can even load, through setting up auxiliary wheel subassembly, auxiliary wheel is close to the driving wheel or driven wheel of greater pressure, to support the beam body and reduce the pressure difference, thereby effectively reduce the deformation problem of the beam body both ends, help sharing the gravity of the cross beam simultaneously, make the load more evenly distribute on the end beam.

[0005] The utility model is realized through the following technical schemes:

[0006] The utility model discloses a crane end beam mechanism that can even load, including the beam body and guide groove, the beam body bottom face is set with guide groove, and the both ends of beam body are connected with the anticollision plate respectively, and the beam body bottom end one side is installed with the driving wheel, and the driving wheel one side is installed with motor, and the motor is installed with the speed reducer, and the beam body bottom end other side is installed with the passive wheel, and the beam body top surface is connected with the connecting plate in screw thread.

[0007] Still include auxiliary wheel subassembly, and auxiliary wheel subassembly includes support, and auxiliary wheel subassembly is installed in the beam body inside through the support, and the support bottom end is connected with the guide rail, and the guide rail is set with the sliding slot, and the guide rail is slidably connected with the sliding block, and the sliding block one end is rotatably connected with the auxiliary wheel, and the sliding block other end is hinged with the connecting rod, and the connecting rod one end is rotatably connected on the crank, and the crank one side is installed with the driver.

[0008] Further, the beam body is a cuboid column, the beam body is internally provided with a hollow gap, and the guide groove is communicated with the hollow gap in the beam body.

[0009] Further, the beam body bottom end two sides are respectively set with recesses, and the driving wheel and the passive wheel are respectively located in the recesses on the two sides of the beam body bottom end.

[0010] Further, the guide rail is fixedly connected to the top surface of the internal space of the beam body through the support, the sliding block is rotatably connected to the auxiliary wheel through the rotating shaft penetrating the sliding groove, and one end of the auxiliary wheel penetrates the guide groove and extends to the outside of the beam body.

[0011] Further, the crank is connected to the sliding block through the connecting rod, the outer wall of the sliding block abuts against the inner side wall of the guide rail, and the crank is disc-shaped.

[0012] The utility model has the following beneficial effects:

[0013] The auxiliary wheel assembly is arranged, the auxiliary wheel is close to the driving wheel or the driven wheel with greater pressure, the beam body is supported and the pressure difference is reduced, thereby effectively reducing the deformation problem of the two ends of the beam body, and the gravity of the cross beam is shared, the load is more evenly distributed on the end beam, the situation that the end beam locally bears excessive pressure is reduced, until the pressure of the driving wheel and the driven wheel on the track is the same, the deformation problem of the two ends of the beam body caused by excessive pressure difference is effectively reduced, the service life of the end beam is prolonged, the crane is more stable during operation, the pressure borne by the track is more uniform through uniform load, the degree of local wear of the track is reduced, and the service life of the track is prolonged.

[0014] Of course, it is not necessary for any product implementing the utility model to achieve all the advantages mentioned above. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is a structural schematic view of the end beam mechanism;

[0016] Figure 2 It is a structural schematic view of the auxiliary wheel assembly;

[0017] Figure 3 It is a structural schematic view of the internal structure of the end beam mechanism;

[0018] Figure 4 It is a structural schematic view of the end beam mechanism from below.

[0019] In the drawing: 1, beam body; 2, guide groove; 3, anti-collision plate; 4, driving wheel; 5, motor; 6, speed reducer; 7, driven wheel; 8, auxiliary wheel assembly; 801, support; 802, guide rail; 803, sliding groove; 804, sliding block; 805, auxiliary wheel; 806, connecting rod; 807, crank; 808, driver; 9, connecting plate. DETAILED DESCRIPTION

[0020] Clearly, the described embodiments are merely a part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments in the present utility model, all the other embodiments obtained by the ordinary skilled in the art without making creative labor are within the protection scope of the present utility model.

[0021] Please refer to Figures 1-4 The utility model provides a kind of technical scheme: a crane end beam mechanism that can be uniform load, including beam body 1 and guide groove 2, beam body 1 bottom is equipped with guide groove 2, beam body 1 is rectangular cuboid column, beam body 1 inside is equipped with hollow gap, guide groove 2 is connected with the hollow gap in the inside of beam body 1, beam body 1 both ends are connected with anti-collision plate 3 respectively, anti-collision plate 3 is made of high-strength alloy steel material, with higher strength and corrosion resistance, reduce the impact force generated when crane end beam mechanism collides with other objects in the process of running, to protect crane end beam mechanism and other objects from being damaged, beam body 1 bottom end one side is equipped with driving wheel 4, beam body 1 bottom end both sides are equipped with recess respectively, driving wheel 4 and passive wheel 7 are located in the recess of beam body 1 bottom end both sides respectively, motor 5 is installed on one side of driving wheel 4, motor 5 is equipped with speed reducer 6, motor 5 output shaft and speed reducer 6 input shaft are fixedly connected, speed reducer 6 output shaft and driving wheel 4 axle center are fixedly connected, motor 5 can drive driving wheel 4 to rotate by speed reducer 6, to make crane end beam mechanism run on track, beam body 1 bottom end other side is equipped with passive wheel 7, beam body 1 top surface is equipped with connecting plate 9 by screw thread, connecting plate 9 can be fixedly connected with other components of crane by connecting bolt;

[0022] The auxiliary wheel assembly 8 comprises a support 801, the auxiliary wheel assembly 8 is installed inside the beam body 1 through the support 801, the bottom end of the support 801 is connected with a guide rail 802, a sliding groove 803 is formed in the guide rail 802, a sliding block 804 is slidingly connected with the guide rail 802, one end of the sliding block 804 is rotatably connected with an auxiliary wheel 805, the guide rail 802 is fixedly connected with the inside gap of the beam body 1 through the support 801, the sliding block 804 is rotatably connected with the auxiliary wheel 805 through a rotating shaft penetrating the sliding groove 803, so that the auxiliary wheel 805 can rotate freely under the driving of the sliding block 804, one end of the auxiliary wheel 805 extends to the outside of the beam body 1 through the guide groove 2, so as to contact with the track and provide support and guiding effect, the other end of the sliding block 804 is hingedly connected with a connecting rod 806, one end of the connecting rod 806 is rotatably connected with a crank 807, a driver 808 is installed on one side of the crank 807, the driver 808 is used for driving the crank 807 to rotate, the crank 807 is connected with the sliding block 804 through the connecting rod 806, when the crank 807 rotates, the sliding block 804 slides on the guide rail 802 through the transmission of the connecting rod 806, the crank 807 is connected with the sliding block 804 through the connecting rod 806, the outer wall of the sliding block 804 abuts against the inner wall of the guide rail 802, the crank 807 is disc-shaped, and the rotary motion of the crank 807 is converted into the linear motion of the sliding block 804 through the connecting rod 806, so that the auxiliary wheel assembly 8 can freely move inside the beam body 1 as required, so as to adapt to different working conditions and load distribution, through the control of the driver 808, the position of the auxiliary wheel 805 can be adjusted, so that the load uniform distribution and stable support of the crane end beam mechanism are realized.

[0023] The preferred embodiments disclosed above are only used to help explain the utility model. The preferred embodiments do not describe all the details and limit the utility model to the specific embodiments. Obviously, according to the content of the specification, many modifications and changes can be made. The specification selects and specifically describes these embodiments in order to better explain the principle and practical application of the utility model, so that the person skilled in the art can well understand and utilize the utility model. The utility model is limited by the claims and the whole scope and equivalents thereof.

Claims

1. A load-equalizing crane end beam mechanism comprising a beam body (1) and a guide slot (2), characterized in that: The beam body (1) bottom surface is provided with a guide groove (2), the beam body (1) two ends are connected with anti-collision plate (3) respectively, the beam body (1) bottom end one side is installed with driving wheel (4), driving wheel (4) one side is installed with motor (5), motor (5) is installed with speed reducer (6), the beam body (1) bottom end other side is installed with passive wheel (7), the beam body (1) top surface is connected with connecting plate (9) by screw thread; It further includes an auxiliary wheel assembly (8), the auxiliary wheel assembly (8) includes a bracket (801), the auxiliary wheel assembly (8) is installed inside the beam body (1) through the bracket (801), the bracket (801) bottom end is connected with guide rail (802), the guide rail (802) is provided with sliding slot (803), the guide rail (802) is provided with sliding block (804), the sliding block (804) one end is rotatably connected with auxiliary wheel (805), the sliding block (804) other end is hinged with connecting rod (806), the connecting rod (806) one end is rotatably connected on crank (807), the crank (807) one side is installed with driver (808).

2. A uniformly loadable crane end beam mechanism according to claim 1, characterized in that The beam body (1) is a rectangular column, the beam body (1) is provided with a hollow gap, the guide groove (2) is communicated with the hollow gap inside the beam body (1).

3. A uniformly loadable crane end beam mechanism according to claim 1, characterized in that The beam body (1) bottom end two sides are provided with recess respectively, the driving wheel (4) and passive wheel (7) are located in the recess of the beam body (1) bottom end two sides respectively.

4. A uniformly loadable crane end beam mechanism according to claim 2, characterized in that The guide rail (802) is fixedly connected in the internal gap of the beam body (1) through the bracket (801), the sliding block (804) is rotatably connected with the auxiliary wheel (805) through the pivot penetrating the sliding slot (803), one end of the auxiliary wheel (805) extends to the outside of the beam body (1) through the guide groove (2).

5. A uniformly loadable crane end beam mechanism according to claim 4, characterized in that The crank (807) is connected with the sliding block (804) through the connecting rod (806), the sliding block (804) outer wall is abutted on the inner side wall of the guide rail (802), the crank (807) is disc-shaped.

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