Dustproof roller conveying line

Abstract

The utility model discloses a dustproof roller conveying line. The dustproof roller conveying line comprises a rack, the two sides, perpendicular to the running direction of the conveying line, of the rack are each provided with a sealing cavity. The multiple roller assemblies are distributed in two groups, and the two groups of roller assemblies are connected with the sealing cavities on the two sides in a one-to-one correspondence mode; the roller assemblies are sequentially arranged at intervals in the running direction of the conveying line. The roller assembly comprises a bearing seat and a roller. The conveying line is simple and reasonable in structure and convenient to install and use. Explosion-proof and anti-static elements are adopted, meanwhile, the transmission device and the driving mechanism are integrally packaged and filled with micro-positive-pressure gas for dust prevention, stable, reliable and safe transmission of objects in the high-risk environment is achieved, the actual requirement of production is met, and the conveying device is worthy of large-area application and popularization.

Description

Technical Field

[0001] The utility model relates to the technical field of conveying equipment for assembly production or logistics, in particular to a dustproof roller conveyor line suitable for conveying dusty, flammable and explosive articles in a high-risk environment. Background Art

[0002] When transporting dangerous goods in high-risk environments, roller conveyors are usually used. Roller conveyors are suitable for conveying items with a flat bottom, and are mainly composed of transmission rollers, racks, brackets, drive devices, etc. They have the characteristics of large conveying capacity, fast speed, light operation, and can realize multi-variety co-line diversion conveying.

[0003] Due to the characteristics of dangerous goods, during the conveying process of the roller line, dangerous goods are prone to collision with the limit stops on both sides, which may cause danger. At the same time, since high-risk environments often produce large amounts of dust and more flammable and explosive gases, and the transmission device of the roller line in the prior art cannot be completely sealed, dust and the like enter the moving parts, which may easily cause explosion hazards.

[0004] Therefore, how to improve and optimize the transportation of items under this working condition is a technical problem that urgently needs to be solved by technical personnel in this field. Utility Model Content

[0005] In view of the above problems, the utility model provides a dustproof roller conveyor line for overcoming the above problems or at least partially solving the above problems.

[0006] The utility model provides the following solutions:

[0007] A dustproof roller conveyor line, comprising:

[0008] Frame; the frame is provided with sealed cavities on both sides perpendicular to the running direction of the conveyor line;

[0009] A plurality of roller assemblies, wherein the plurality of roller assemblies are distributed in two groups, and the two groups of roller assemblies are connected to the sealed cavities on both sides respectively and one by one; each group of roller assemblies is arranged in sequence along the running direction of the conveyor line at intervals; the roller assembly comprises a bearing seat and a roller; the bearing seat is connected to the side plate of the corresponding sealed cavity, the roller is connected to the bearing seat, and a sealing ring is arranged between the bearing seat and the roller; a first sprocket is arranged at one end of the roller located inside the sealed cavity, and the rollers contained in the same group of roller assemblies are connected through the first sprocket and the first chain to transmit rotational power;

[0010] A driving assembly, the driving assembly comprising a driver and a driving shaft, the driver being connected to the frame, the driving shaft being connected to the driver, and second sprockets being respectively arranged at both ends of the driving shaft; each of the second sprockets being respectively connected to a first sprocket corresponding to one of the rollers in each of the two groups of roller assemblies through a second chain;

[0011] Wherein, each of the second sprockets is located inside the corresponding sealing cavity, and the drive shaft is encapsulated in a sealing sleeve.

[0012] Preferably: a limiting rib extending along the conveying direction of the conveying line is arranged on the upper portion of the sealed cavity, and the limiting rib is made of a non-metallic antistatic material.

[0013] Preferably, the drum is made of stainless steel.

[0014] Preferably, the air pressure inside the sealed cavity is higher than the pressure of the external environment.

[0015] Preferably, the driver comprises an explosion-proof motor and a reducer which are connected in a matching manner, and the reducer is connected to the drive shaft via a keyless expansion sleeve.

[0016] Preferably, the sealing ring comprises a lip sealing ring.

[0017] Preferably: the sealed cavity is provided with an openable sealing plate.

[0018] Preferably, a reinforcing bracket is further included, and the reinforcing bracket is arranged above the frame and connected to the top of the sealed cavity on both sides.

[0019] According to the specific embodiments provided by the utility model, the utility model discloses the following technical effects:

[0020] The dustproof roller conveyor provided in the embodiment of the present application has a simple and reasonable structure and is easy to install and use. It adopts explosion-proof and anti-static components, and the transmission device and the drive mechanism are encapsulated as a whole and filled with micro-positive pressure gas to prevent dust, so as to achieve stable, reliable and safe transmission of items in high-risk environments, meet the actual needs of production, and deserve to be widely promoted and used.

[0021] Of course, any product implementing the present invention does not necessarily need to achieve all of the advantages described above at the same time. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments are briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model, and for ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0023] Figure 1 It is a structural schematic diagram of a dustproof roller conveyor line provided by an embodiment of the utility model;

[0024] Figure 2 It is a cross-sectional view of a dustproof roller conveyor line provided by an embodiment of the utility model;

[0025] Figure 3 It is a partial enlarged schematic diagram of A provided in an embodiment of the utility model.

[0026] In the figure: frame 1, bearing seat 2, roller 3, sealing ring 4, first sprocket 5, second chain 6, driver 7, driving shaft 8, second sprocket 9, sealing sleeve 10, limit retaining edge 11, sealing plate 12, reinforcing bracket 13, keyless expansion sleeve 14. DETAILED DESCRIPTION

[0027] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field belong to the scope of protection of the utility model.

[0028] See also Figure 1 , Figure 2 , Figure 3 , is a dustproof roller conveyor line provided by an embodiment of the utility model, such as Figure 1 , Figure 2 , Figure 3 As shown, the conveyor line may include:

[0029] Frame 1; the frame 1 is provided with sealed cavities on both sides perpendicular to the running direction of the conveyor line;

[0030] A plurality of roller assemblies, wherein the plurality of roller assemblies are distributed in two groups, and the two groups of roller assemblies are connected to the sealed cavities on both sides respectively and one by one; each group of roller assemblies is arranged in sequence along the running direction of the conveyor line at intervals; the roller assembly comprises a bearing seat 2 and a roller 3; the bearing seat 2 is connected to the corresponding side plate of the sealed cavity, the roller 3 is connected to the bearing seat 2, and a sealing ring 4 is arranged between the bearing seat 2 and the roller 3; a first sprocket 5 is arranged at one end of the roller 3 located inside the sealed cavity, and each roller 3 contained in the same group of roller assemblies is connected through the first sprocket 5 and the first chain to transmit rotational power;

[0031] A driving assembly, the driving assembly comprising a driver 7 and a driving shaft 8, the driver 7 is connected to the frame 1, the driving shaft 8 is connected to the driver 7, and second sprockets 9 are respectively provided at both ends of the driving shaft 8; each of the second sprockets 9 is respectively connected to the first sprocket 5 corresponding to one of the rollers 3 in each of the two groups of the roller assemblies through a second chain 6;

[0032] Each of the second sprockets 9 is located inside the corresponding sealing cavity, and the drive shaft 8 is encapsulated in a sealing sleeve 10 .

[0033] The dustproof roller conveyor provided in the embodiment of the present application can drive each roller 3 to rotate to realize the conveyance of articles through the driving assembly. At the same time, each transmission component can be sealed through the sealing cavity and the sealing sleeve 10. The sealing ring 4 is installed between the roller 3 and the bearing seat 2 to prevent dust from entering the bearing seat 2, which greatly improves the safety of the conveyor line. At the same time, the driving shaft 8 is encapsulated in the sealing sleeve 10 as a whole to prevent dust from entering.

[0034] Furthermore, the upper part of the sealed cavity is provided with a limiting rib 11 extending along the conveying direction of the conveying line, and the limiting rib 11 is made of non-metallic antistatic material. The limiting rib 11 made of non-metallic antistatic material can effectively prevent static electricity from being generated during the conveying of items, and prevent the danger of flammable and explosive gases caused by static electricity.

[0035] Furthermore, the material of the roller 3 includes stainless steel.

[0036] The sealed cavity provided in the embodiment of the present application can seal transmission parts such as bearings and sprockets to prevent them from contacting with dust. In order to further improve the sealing effect, the embodiment of the present application can also provide that the air pressure inside the sealed cavity is higher than the pressure of the external environment. A slightly positive pressure environment is formed in the sealed cavity, which can further prevent dust from entering the interior, which is conducive to improving the safety of the conveyor line.

[0037] Furthermore, the present application may also provide that the driver 7 includes an explosion-proof motor and a reducer that are matched and connected, and the reducer is connected to the drive shaft 8 via a keyless expansion sleeve 14.

[0038] The sealing ring 4 includes a lip-shaped sealing ring. The lip-shaped rubber sealing ring has a simple structure, and it consists of a lip and a ring. The lip is the main component of the sealing ring, and is generally made of a highly elastic rubber material. The ring is the supporting and fixing part of the lip-shaped sealing ring, and is generally made of metal or plastic material. When the lip of the lip-shaped rubber sealing ring contacts with the sealed component, an efficient sealing effect can be formed, and it has good sealing performance. The lip of the lip-shaped rubber sealing ring is made of a high-strength, high-elasticity rubber material, which has good wear resistance and is suitable for use in harsh environments such as high speed, high temperature, and high pressure. The lip-shaped rubber sealing ring has a simple structure, and the manufacturing process is easy to master. It can be customized according to different size requirements and has high manufacturing efficiency.

[0039] In order to facilitate the maintenance of the components in the sealed cavity, the embodiment of the present application may also provide that the sealed cavity is provided with an openable sealing plate 12.

[0040] In order to further improve the strength of the frame 1, the embodiment of the present application may also provide a reinforcing bracket 13, which is arranged above the frame 1 and connected to the top of the sealed cavity on both sides.

[0041] In summary, the dustproof roller conveyor line provided by this application has a simple and reasonable structure and is easy to install and use. It adopts explosion-proof and anti-static components, and the transmission device and drive mechanism are encapsulated as a whole and filled with micro-positive pressure gas to prevent dust, which realizes the stable, reliable and safe transmission of items in high-risk environments, meets the actual needs of production, and is worthy of large-scale promotion and use.

[0042] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the sentence "comprise a ..." do not exclude the existence of other identical elements in the process, method, article or device including the elements.

[0043] It can be known from the description of the above implementation methods that those skilled in the art can clearly understand that the present application can be implemented by means of software plus a necessary general hardware platform. Based on such an understanding, the technical solution of the present application can be essentially or partly embodied in the form of a software product that contributes to the prior art. The computer software product can be stored in a storage medium such as ROM / RAM, a magnetic disk, an optical disk, etc., and includes several instructions for enabling a computer device (which can be a personal computer, a server, or a network device, etc.) to execute the methods described in the various embodiments of the present application or certain parts of the embodiments.

[0044] Each embodiment in this specification is described in a progressive manner, and the same or similar parts between the embodiments can refer to each other, and each embodiment focuses on the differences from other embodiments. In particular, for the system or system embodiment, since it is basically similar to the method embodiment, the description is relatively simple, and the relevant parts can refer to the partial description of the method embodiment. The system and system embodiments described above are merely schematic, wherein the units described as separate components may or may not be physically separated, and the components displayed as units may or may not be physical units, that is, they may be located in one place, or they may be distributed on multiple network units. Some or all of the modules may be selected according to actual needs to achieve the purpose of the scheme of this embodiment. Ordinary technicians in this field can understand and implement it without creative work.

[0045] The above description is only a preferred embodiment of the present invention and is not intended to limit the protection scope of the present invention. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention are included in the protection scope of the present invention.

Claims

1. A dustproof roller conveyor line, characterized in that: include: frame; The frame is provided with sealed cavities on both sides perpendicular to the running direction of the conveyor line; A plurality of roller assemblies, wherein the plurality of roller assemblies are distributed in two groups, and the two groups of roller assemblies are connected to the sealed cavities on both sides respectively and one by one; each group of roller assemblies is arranged in sequence along the running direction of the conveyor line at intervals; the roller assembly comprises a bearing seat and a roller; the bearing seat is connected to the side plate of the corresponding sealed cavity, the roller is connected to the bearing seat, and a sealing ring is arranged between the bearing seat and the roller; a first sprocket is arranged at one end of the roller located inside the sealed cavity, and the rollers contained in the same group of roller assemblies are connected through the first sprocket and the first chain to transmit rotational power; A driving assembly, the driving assembly comprising a driver and a driving shaft, the driver being connected to the frame, the driving shaft being connected to the driver, and second sprockets being respectively arranged at both ends of the driving shaft; each of the second sprockets being respectively connected to a first sprocket corresponding to one of the rollers in each of the two groups of roller assemblies through a second chain; Wherein, each of the second sprockets is located inside the corresponding sealing cavity, and the drive shaft is encapsulated in a sealing sleeve.

2. The dustproof roller conveyor line according to claim 1 is characterized in that: A limiting rib extending along the conveying direction of the conveying line is arranged on the upper part of the sealing cavity, and the limiting rib is made of a non-metallic antistatic material.

3. The dustproof roller conveyor line according to claim 1 is characterized in that: The material of the roller includes stainless steel.

4. The dustproof roller conveyor line according to claim 1, characterized in that: The air pressure inside the sealed cavity is higher than the pressure of the external environment.

5. The dustproof roller conveyor line according to claim 1, characterized in that: The driver comprises an explosion-proof motor and a reducer which are matched and connected, and the reducer is connected to the driving shaft via a keyless expansion sleeve.

6. The dustproof roller conveyor line according to claim 1, characterized in that: The sealing ring comprises a lip sealing ring.

7. The dustproof roller conveyor line according to claim 1, characterized in that: The sealed cavity is provided with an openable sealing plate.

8. The dustproof roller conveyor line according to claim 1, characterized in that: It also includes a reinforcing bracket, which is arranged above the frame and connected to the top of the sealed cavity on both sides.

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