WO2021073124A1

WO2021073124A1 - Chain-type spiral elevator for cargo conveying

Info

Publication number: WO2021073124A1
Application number: PCT/CN2020/093835
Authority: WO
Inventors: 商积童; 许兴攀
Original assignee: 苏州双祺自动化设备有限公司
Priority date: 2019-10-17
Filing date: 2020-06-02
Publication date: 2021-04-22
Also published as: CN210823956U

Abstract

Disclosed is a chain-type spiral elevator for cargo conveying. The chain-type spiral elevator comprises a support assembly (1), a spiral body (2) is connected to the support assembly (1), the spiral body (2) spirally ascends by 180 degrees with a center support (11) of the support assembly (1) as the center axis, a driven roller (3) is arranged at the lowest position of the spiral body (2), a driving roller (4) is arranged at the highest position of the spiral body (2), the driving roller (4) is further connected to a driving electric motor (5), a conveying belt (6) is also arranged between the driving roller (4) and the driven roller (3) in a surrounding manner, and under the action of the driving electric motor (5), the driving roller (4) can drive, by means of the conveying belt (6), the driven roller (3) to rotate. The technical solution reduces production costs and also improves production efficiency and installation efficiency; in addition, due to the design of one driving electric motor being used, electric power is saved, and the stability of the operation process is guaranteed.

Description

Chain type spiral elevator for cargo transportation

Technical field

The utility model relates to the field of logistics conveying equipment, in particular to a composite chain type screw elevator for cargo conveying.

Background technique

The hoist is a mechanical equipment that transports goods by changing the potential energy of gravity. It is widely used in various fields. In the express logistics industry, the 90° spiral elevator is mainly used. The 90° spiral elevator is affected by its own spiral angle. In actual use, one piece of equipment often cannot meet the demand for height increase, and two or more pieces of equipment are required to be used in series. However, the use of multiple equipment in series is prone to problems such as cargo bumps and jams, resulting in unsmooth transportation of goods and affecting transmission speed. At the same time, it may cause accidental damage to the transported goods.

Therefore, the inventor of the present invention aims to invent a chain-type spiral elevator for cargo transportation, aiming to invent a chain-type spiral elevator for cargo conveying, which can achieve a 180-degree spiral, in view of the problem that the existing 90° spiral elevator is prone to cargo bumps, jams and damage. Promote.

Utility model content

In order to overcome the above shortcomings, the purpose of the present invention is to provide a chain type screw elevator for cargo transportation.

In order to achieve the above purpose, the technical solution adopted by the present utility model is: a chain type screw elevator for cargo transportation, including a bracket assembly, the bracket assembly is connected with a spiral body, the spiral body is centered on the bracket assembly The bracket is a 180-degree spiral ascent of the central axis, the lowest part of the spiral body is provided with a passive roller, the highest part of the spiral body is provided with an active roller, and the active roller is also connected with a driving motor. A conveyor belt is also arranged around the rollers, and under the action of the drive motor, the active roller can drive the passive roller to rotate through the conveyor belt.

Preferably, the active roller and the passive roller are both tapered rollers, and the small ends of the tapered rollers all face the central support, while the large end of the active roller is connected to the drive motor. Ensure that the concentricity and circular runout between the drive end and the cone drum surface are minimized, and the spiral ascending process is stable.

Preferably, the driving motor is directly connected to the active roller, and the driving motor and the bracket assembly are fixed by a floating connection. The use of floating connection to fix can offset the concentricity error between the drive motor and the active roller, and ensure the timeliness and stability of the drive process.

Preferably, the inner side and the outer side of the spiral body are respectively provided with side baffles, and the two side baffles have the same height and are respectively perpendicular to the surface of the conveyor belt. The setting of the side baffle ensures that when the goods are transported on the conveyor belt, they will not follow the spiral upward process, and the centripetal force is reduced, causing the goods to fly out from the outside of the conveyor belt, ensuring safety.

Preferably, a chain assembly is further provided between the active roller and the passive roller, and the chain assembly includes two sprockets and a chain, and the two sprockets are fixedly connected to the large ends of the active roller and the passive roller, respectively, The chain is ring-shaped and meshes with the sprocket wheels. At the same time, the chain assembly further includes a chain stop block. The chain stop block is provided in two groups, which are respectively located on the upper side and the lower side of the endless chain, In addition, the chain limit block is spirally arranged, and the chain can rotate along the chain limit block. It is ensured that the chain will not sway during the movement and the stability of the movement is realized. At the same time, it must be ensured that the chain limit block and the outer side of the spiral body are kept parallel to make the chain rotate along the outer side.

Preferably, the support assembly includes a center support, side legs and transverse legs, the center support is vertically arranged on the ground, both ends of the transverse legs are respectively connected to the center support and the side legs, and the The horizontal legs are parallel to the ground, the side legs are perpendicular to the ground, and the side legs and the horizontal legs are arranged in multiple groups, and the heights of the horizontal legs are successively increased and arranged in a spiral manner. Ensure the stability of the belt during the ascent.

Preferably, an auxiliary wheel is further provided on the horizontal leg, and the auxiliary wheel can contact the lower surface of the conveying belt, and the conveying belt drives the auxiliary wheel to rotate. The design of the auxiliary wheel can ensure that the conveyor belt does not directly contact the horizontal legs, resulting in damage to the conveyor belt, thereby improving the overall fluency.

Preferably, the spiral hoists can be used in splicing, and share one central support, the passive roller of the second spiral elevator is partially connected with the active roller of the first spiral elevator, and the second spiral elevator is partially connected to the active roller of the first spiral elevator. The active drum of the hoist is located directly above the passive drum of the first spiral hoist. Can be used in splicing to meet the needs of different lifting heights.

The utility model has the beneficial effects of a chain-type spiral elevator for cargo transportation, which reduces production costs and improves the efficiency of production and installation. At the same time, it adopts a design of a drive motor, which saves electricity and ensures the operation process. stable.

Description of the drawings

Figure 1 is a schematic diagram of the structure of a chain screw elevator for cargo transportation.

Figure 2 is a schematic diagram of the structure of the passive roller.

Figure 3 is a schematic diagram of the structure of the active roller.

Figure 4 is a partial enlarged view of the passive drum and its surroundings.

Figure 5 is a partial enlarged view of the active roller and its surroundings.

Figure 6 is a schematic diagram of the structure of the auxiliary wheel.

In the picture:

1- support assembly; 2- spiral body; 3- passive roller; 4- active roller; 5- drive motor; 6- conveyor belt; 7- chain assembly;

11-center support; 12-side leg; 13-transverse leg; 131-auxiliary wheel;

21-side baffle;

71-sprocket; 72-chain limit block.

Detailed ways

The preferred embodiments of the utility model will be described in detail below in conjunction with the accompanying drawings, so that the advantages and features of the utility model can be more easily understood by those skilled in the art, so as to make a clearer and clearer definition of the protection scope of the utility model. .

Referring to Figures 1-6, a chain type screw elevator for cargo transportation in this embodiment includes a bracket assembly 1. The bracket assembly 1 is connected with a spiral body 2 and the spiral body 2 is a central bracket of the bracket assembly 1. 11 is the central axis is set in a 180-degree spiral (180-degree spiral refers to the same plane between the lowest point and the highest point of the spiral body 2, and when viewed from above, it should be in a straight line), and the lowest part of the spiral body 2 is set The passive roller 3, the highest part of the spiral body 2 is provided with an active roller 4, and the active roller 4 is also connected with a drive motor 5. At the same time, a conveyor belt 6 is also arranged between the active roller 4 and the passive roller 3, under the action of the drive motor 5 , The active roller 4 can drive the passive roller 3 to rotate through the conveyor belt 6.

2 and 3, the active roller 4 and the passive roller 3 are both tapered rollers, and the small ends of the tapered rollers all face the central support 11, while the large end of the active roller 4 is connected to the driving motor 5. Ensure that the concentricity and circular runout between the drive end and the cone drum surface are minimized, and the spiral ascending process is stable.

Referring to Fig. 5, the driving motor 5 is directly connected to the driving roller 4, and the driving motor 5 and the bracket assembly 1 are fixed by a floating connection. The use of floating connection to fix can offset the concentricity error between the driving motor 5 and the active roller 4, and ensure the timely and stable driving process.

Referring to FIG. 1, side baffles 21 are respectively provided on the inner side and the outer side of the spiral body 2, and the two side baffles 21 have the same height and are perpendicular to the surface of the conveyor belt 6 respectively. The setting of the side baffle 21 ensures that when the goods are transported on the conveyor belt 6, the centripetal force is reduced, and the goods fly out from the outside of the conveyor belt 6, which ensures safety.

Referring to Figures 4 and 5, a chain assembly 7 is also provided between the active drum 4 and the passive drum 3. The chain assembly 7 includes two sprockets 71 and a chain (not shown in the chain diagram). The two sprockets 71 are respectively It is fixedly connected with the big ends of the active roller 4 and the passive roller 3, the chain is ring-shaped and meshes with the sprocket 71 respectively. At the same time, the chain assembly 7 also includes a chain limit block 72. Two chain limit blocks 72 are provided in two groups, respectively located in the ring The upper side and the lower side of the chain, and the chain limiting block 72 is arranged spirally ascending, and the chain can rotate along the chain limiting block 72. It is ensured that the chain will not sway during the movement, and the stability of the movement is realized. At the same time, it is also ensured that the chain limit block 72 is kept parallel to the outer side of the spiral body 2, so that the chain rotates along the outer side.

The bracket assembly 1 includes a center bracket 11, side legs 12, and horizontal legs 13. The center bracket 11 is vertically arranged on the ground. Both ends of the horizontal legs 13 are connected to the center bracket 11 and the side legs 12, respectively. 13 is parallel to the ground, the side legs 12 are perpendicular to the ground, and the side legs 12 and the horizontal legs 13 are arranged in multiple groups, and the heights of the horizontal legs 13 are successively increased and arranged in a spiral manner. Ensure the stability of the belt during the ascent.

Referring to FIG. 6, an auxiliary wheel 131 is also provided on the horizontal leg 13, and the auxiliary wheel 131 can contact the lower surface of the conveying belt 6, and the conveying belt 6 drives the auxiliary wheel 131 to rotate. The design of the auxiliary wheel 131 can ensure that the conveyor belt 6 is not in direct contact with the lateral legs 13, causing damage to the conveyor belt 6, thereby improving the overall fluency.

Refer to Figure 1. Figure 1 shows the combined use process of two spiral elevators. The spiral elevators can be spliced and used, and share a central support 11. The passive roller 3 of the second spiral elevator is connected to the first one. The active roller 4 of the screw elevator is partially connected, and the active roller 4 of the second screw elevator is located directly above the passive roller 3 of the first screw elevator. It can be used in splicing to meet the needs of different lifting heights, and then improve the overall transportation efficiency. Of course, this device can also be used alone to achieve a 180-degree spiral lifting, which solves the limitation of a single 90-degree lifting height.

The beneficial effects of the chain screw elevator used for cargo transportation are that it reduces the production cost and improves the efficiency of production and installation. At the same time, the design of a drive motor 5 is adopted to save power and ensure the stability of the operation process.

The above implementations are only to illustrate the technical ideas and features of the utility model, and their purpose is to let people familiar with the technology understand the content of the utility model and implement it, and cannot limit the scope of protection of the utility model. All equivalent changes or modifications made to the spirit of the utility model shall be covered by the scope of protection of the utility model.

Claims

A chain type screw elevator for cargo transportation, which is characterized in that it comprises a bracket assembly (1), a spiral body (2) is connected to the bracket assembly (1), and the spiral body (2) uses the bracket assembly The central support (11) of (1) is arranged in a 180-degree spiral ascent for the central axis, the lowest part of the spiral body (2) is provided with a passive roller (3), and the highest part of the spiral body (2) is provided with an active roller (4) , And the active roller (4) is also connected with a driving motor (5), and a conveyor belt (6) is also arranged around between the active roller (4) and the passive roller (3), and the driving motor ( Under the action of 5), the active roller (4) can drive the passive roller (3) to rotate through the conveying belt (6).
The chain type screw elevator for cargo transportation according to claim 1, characterized in that: the active roller (4) and the passive roller (3) are both tapered rollers, and the small ends of the tapered rollers are all facing The central support (11) and the large end of the active roller (4) are connected with the driving motor (5).
The chain type screw elevator for cargo conveying according to claim 1, characterized in that: the driving motor (5) is directly connected with the driving roller (4), and the driving motor (5) is directly connected to the driving roller (4). The bracket assembly (1) is fixed by floating connection.
The chain type screw elevator for cargo transportation according to claim 1, characterized in that: the inner side and the outer side of the spiral body (2) are respectively provided with side baffles (21), and two side baffles The plates (21) have the same height and are respectively perpendicular to the surface of the conveyor belt (6).
The chain type screw elevator for cargo transportation according to claim 1, characterized in that: a chain assembly (7) is also provided between the active roller (4) and the passive roller (3), and the The chain assembly (7) includes two sprockets (71) and a chain. The two sprockets (71) are respectively fixedly connected to the big ends of the active roller (4) and the passive roller (3), and the chain is ring-shaped , And respectively mesh with the sprocket (71), and at the same time, the chain assembly (7) also includes a chain limit block (72), the chain limit block (72) is arranged in two groups, respectively located in the endless chain The upper and lower sides of the chain, and the chain limit block (72) is arranged spirally ascending, and the chain can rotate along the chain limit block (72).
The chain type screw elevator for cargo transportation according to claim 1, characterized in that: the bracket assembly (1) includes a central bracket (11), side legs (12) and transverse legs (13). ), the central support (11) is vertically arranged on the ground, the two ends of the transverse support leg (13) are respectively connected to the central support (11) and the side support leg (12), and the transverse support leg (13) ) Is parallel to the ground, the side legs (12) are perpendicular to the ground, and the side legs (12) and the horizontal legs (13) are set in multiple groups, and the heights of the horizontal legs (13) are sequentially Elevated, and set up in a spiral.
The chain-type screw elevator for cargo transportation according to claim 6, characterized in that: an auxiliary wheel (131) is further provided on the horizontal leg (13), and the auxiliary wheel (131) can It is in contact with the lower surface of the conveying belt (6), and the conveying belt (6) drives the auxiliary wheel (131) to rotate.
The chain type screw elevator for cargo transportation according to claim 1, characterized in that: the screw elevator can be used in splicing, and share one of the central support (11), the second one of the screw elevator The passive roller (3) is partially connected with the active roller (4) of the first spiral elevator, and the active roller (4) of the second spiral elevator is located on the passive roller of the first spiral elevator (3) directly above.