CN219044797U

CN219044797U - Driving with single motor and double-acting synchronous driving

Info

Publication number: CN219044797U
Application number: CN202223550075.6U
Authority: CN
Inventors: 顾建勇
Original assignee: Shuheng Suzhou New Material Technology Co ltd
Current assignee: Shuheng Suzhou New Material Technology Co ltd
Priority date: 2022-12-28
Filing date: 2022-12-28
Publication date: 2023-05-19
Anticipated expiration: 2032-12-28

Abstract

The utility model discloses a travelling crane adopting single motor double-acting synchronous driving, which comprises a travelling crane girder and two rails, wherein the travelling crane girder is respectively connected with the two rails through brackets at two ends, and a synchronous transmission structure is arranged on the travelling crane girder; the synchronous transmission structure comprises a driving structure and a transmission structure, wherein the driving structure and the transmission structure are both installed on one side of the travelling crane girder, and the driving structure is installed at one end of the travelling crane girder. Through the mode, the travelling crane adopting the single motor and double-acting synchronous driving is provided by the utility model, and the synchronous mechanism adopts the synchronous transmission structure, so that synchronous movement of two ends of the travelling crane girder can be realized by adopting the single motor, and the problems of poor synchronous performance, high noise and high energy consumption when the double motors are used are solved.

Description

Driving with single motor and double-acting synchronous driving

Technical Field

The utility model belongs to the field of hoisting equipment, and particularly relates to a crane driven by a single motor in a double-acting synchronous manner.

Background

The travelling crane is equipment for lifting and transporting, is widely applied to the field of modern storage, and can convey articles from one end to the other end by moving the travelling crane main beam back and forth on the track.

The existing travelling crane girder adopts double-motor driving when moving, and two motors are respectively installed at two ends of the travelling crane girder, and due to the adoption of the double motors, the rotation speeds between the motors are different, so that the synchronization performance is poor, and meanwhile, the problems of high noise and high energy consumption exist during the working of double electricity.

Disclosure of Invention

The utility model mainly solves the technical problem of providing a crane which adopts a single motor to drive in a double-acting synchronous manner, and can adopt the single motor to synchronously move the two ends of a crane girder.

In order to solve the technical problems, the utility model adopts a technical scheme that: the travelling crane adopting single motor double-acting synchronous driving comprises a travelling crane main beam and two rails, wherein the travelling crane main beam is respectively connected with the two rails through brackets at two ends, and a synchronous transmission structure is arranged on the travelling crane main beam;

the synchronous transmission structure comprises a driving structure and a transmission structure, wherein the driving structure and the transmission structure are both installed on one side of the travelling crane girder, and the driving structure is installed at one end of the travelling crane girder.

In a preferred embodiment of the present utility model, the driving structure includes a motor, a bearing wheel and a driving gear, the motor is installed on one side of the main beam of the vehicle through a fixing plate, the bearing wheel is symmetrically installed in the bracket and is matched with the sliding strip at the top of the track, the driving gear is installed on the inner sides of two inner plates of the bracket, the driving gear is matched with the rack at the top of the track, and a driven gear coaxial with the driving gear is installed on the outer side of the inner plate at the motor side.

In a preferred embodiment of the present utility model, the transmission structure includes a transmission shaft and a plurality of fixing brackets, the plurality of fixing brackets are mounted on the side surface of the main beam of the crane, the transmission shaft penetrates through the plurality of fixing brackets and then is connected with the brackets at two ends of the main beam of the crane, and the transmission shaft penetrates through the motor.

In a preferred embodiment of the present utility model, driving gears are respectively installed at two sides of the transmission shaft, and the driving gears are respectively connected with the driven gears at two sides through chains.

In a preferred embodiment of the utility model, the chain is further connected with an adjusting gear, and the adjusting gear is mounted on the outer side of the inner plate through a mounting plate.

In a preferred embodiment of the present utility model, after the main beam is mounted on the rail, both the outer plate and the inner plate of the bracket are lower than the upper surface of the rail.

The beneficial effects of the utility model are as follows: the utility model discloses a travelling crane driven by a single motor in a double-acting synchronous manner, and the synchronous mechanism adopts a synchronous transmission structure, so that synchronous movement of two ends of a main beam of the travelling crane can be realized by adopting the single motor, and the problems of poor synchronous performance, high noise and high energy consumption when double motors are used are solved.

Drawings

Fig. 1 is a perspective view of a crane employing single motor double-acting synchronous drive.

Fig. 2 is an enlarged view of a portion of an angle at a drive rack employing a single motor double-acting synchronous drive.

Fig. 3 is an enlarged partial view of another angle at a carriage using a single motor double-acting synchronous drive.

The components in the drawings are marked as follows: 1. a main beam of the travelling crane; 2. a track; 3. a bracket; 4. a motor; 5. a bearing wheel; 6. a drive gear; 7. a drive gear; 8. an adjusting gear; 9. a driven gear; 10. a transmission shaft; 11. a fixed bracket; 12. an outer plate; 13. and (3) an inner plate.

Detailed Description

The preferred embodiments of the present utility model will be described in detail below with reference to the accompanying drawings so that the advantages and features of the present utility model can be more easily understood by those skilled in the art, thereby making clear and defining the scope of the present utility model.

Referring to fig. 1 to 3, an embodiment of the present utility model includes:

the utility model provides an adopt single motor double-acting synchronous drive's driving, includes driving girder 1 and two tracks 2, driving girder 1 is connected with two respectively through the support 3 at both ends track 2, install synchronous drive structure on driving girder 1, can adopt single motor to carry out driving girder 1 both ends synchronous movement has solved the problem that synchronization performance is poor, noise is big and the energy loss is lost when using two motors.

The synchronous transmission structure comprises a driving structure and a transmission structure, wherein the driving structure and the transmission structure are both installed on one side of the traveling crane girder 1, and the driving structure is installed at one end of the traveling crane girder 1.

The driving structure comprises a motor 4, a bearing wheel 5 and a driving gear 6, wherein the motor 4 is installed on one side of the travelling crane girder 1 through a fixing plate, and the motor 4 drives the transmission shaft 10 to rotate, so that two ends of the travelling crane girder 1 can synchronously move, and the aim of synchronously moving two ends of the travelling crane girder 1 through single motor driving is fulfilled.

The bearing wheels 5 are symmetrically arranged in the support 3 and matched with the sliding strips at the top of the track 2, the bearing wheels 5 are used for supporting the travelling crane girder 1, and the travelling crane girder 1 can travel more smoothly through the grooves on the surfaces of the bearing wheels 5 and the matching of the sliding strips.

The driving gear 6 is mounted on the inner sides of two inner plates 13 of the bracket 3, the driving gear 6 is matched with a rack on the inner top of the track 2, and is limited from the inner top of the track 2, so that the driving girder 1 is prevented from being separated from the track 2.

The driven gear 9 coaxial with the driving gear 6 is arranged on the outer side of the inner plate 13 positioned on the side of the motor 4, and the driving gear 7 drives the driven gear 9 to rotate, so that the driving gear 6 slides on the rack, and the travelling crane girder 1 moves back and forth.

The transmission structure comprises a transmission shaft 10 and a plurality of fixed brackets 113, wherein the fixed brackets 113 are arranged on the side face of the travelling crane girder 1, the transmission shaft 10 penetrates through the fixed brackets 113 and then is connected with the brackets 3 at two ends of the travelling crane girder 1, and the fixed brackets 113 are connected with the transmission shaft 10 through bearings, so that the transmission shaft 10 rotates more smoothly.

The transmission shaft 10 penetrates through the motor 4, and the transmission shaft 10 is driven to rotate by the motor 4.

The driving gears 7 are respectively arranged on two sides of the transmission shaft 10, the driving gears 7 are respectively connected with the driven gears 9 on two sides through chains, the motor 4 drives the transmission shaft 10 to rotate, then the driving gears 7 rotate, the driven gears 9 are driven to rotate through the chains, the driving gears 6 on the back surfaces of the driven gears 9 rotate on the racks, and accordingly the travelling crane girder 1 moves back and forth.

The chain is still connected with adjusting gear 8, adjusting gear 8 passes through the mounting panel and installs the inner panel 13 outside, adjusting gear 8 is used for adjusting the elasticity of chain prevents to be owing to the chain overlength leads to in the use is taken off the chain.

After the travelling crane girder 1 is installed on the track 2, the outer plate 12 and the inner plate 13 of the bracket 3 are lower than the upper surface of the track 2, and the outer plate 12 is matched with the inner plate 13 to play a role of a baffle plate so as to prevent the travelling crane girder 1 from being separated from the track 2.

Compared with the prior art, the travelling crane adopting single motor double-acting synchronous driving is characterized in that the synchronous mechanism adopts a synchronous transmission structure, and can synchronously move the two ends of the travelling crane girder by adopting a single motor, thereby solving the problems of poor synchronous performance, high noise and high energy consumption when double motors are used.

In the description of the present utility model, it should be noted that, all parts are common standard components or components known to those skilled in the art, and the structures and principles thereof are all known by technical manuals or known by conventional test methods, and the terms "upper", "lower", "left", "right", "inner", "outer", etc. refer to the directions or positional relationships based on the directions or positional relationships shown in the drawings, or the directions or positional relationships in which the inventive product is conventionally put in use, which are merely for convenience of describing the present utility model and simplifying the description, rather than indicating or suggesting that the apparatus or element referred to must have a specific direction, be configured and operated in a specific direction, and therefore should not be construed as limiting the present utility model.

The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.

Claims

1. The utility model provides an adopt single motor double-acting synchronous drive's driving, includes driving girder and two tracks, driving girder is connected with two respectively through the support at both ends the track, its characterized in that: the driving girder is provided with a synchronous transmission structure;

2. A trolley according to claim 1, driven synchronously with a single motor double action, characterized in that: the driving structure comprises a motor, bearing wheels and a driving gear, wherein the motor is installed on one side of a main beam of the traveling crane through a fixing plate, the bearing wheels are symmetrically installed in a support and matched with sliding strips at the top of a track, the driving gear is installed on the inner sides of two inner plates of the support and matched with racks at the top in the track, and driven gears coaxial with the driving gear are installed on the outer sides of the inner plates on the side of the motor.

3. A trolley according to claim 2, driven synchronously with a single motor double action, characterized in that: the transmission structure comprises a transmission shaft and a plurality of fixing brackets, wherein the fixing brackets are arranged on the side face of the travelling crane girder, the transmission shaft penetrates through the fixing brackets and then is connected with the brackets at two ends of the travelling crane girder, and the transmission shaft penetrates through the motor.

4. A trolley according to claim 3, driven synchronously with a single motor double action, characterized in that: the driving gears are respectively arranged on two sides of the transmission shaft and are respectively connected with the driven gears on two sides through chains.

5. A crane employing single motor double motion synchronous drive as claimed in claim 4, wherein: the chain is also connected with an adjusting gear, and the adjusting gear is installed on the outer side of the inner plate through an installing plate.

6. A trolley according to claim 2, driven synchronously with a single motor double action, characterized in that: after the travelling crane girder is installed on the track, the outer plate and the inner plate of the bracket are lower than the upper surface of the track.