CN219525270U - Belt conveyor middle arrangement structure without middle frame - Google Patents

Abstract

The utility model belongs to the technical field of belt conveyors, and particularly relates to a middle arrangement structure of a belt conveyor without a middle frame, which comprises a conveying belt, an upper carrier roller, a lower carrier roller, supporting legs, connecting frames, a rain-proof cover, an upper carrier roller frame and a lower carrier roller frame, wherein the two connecting frames are erected above two rows of supporting legs along the front-back direction, two sides of the bottom of the arch rain-proof cover are connected with the two connecting frames through connecting bolts, two ends of the upper carrier roller frame are connected with the inner sides of the supporting legs through upper supports, two ends of the lower carrier roller frame are connected with the inner sides of the supporting legs through lower supports, two ends of the upper carrier roller are rotatably connected with the upper carrier roller frame through upper connecting plates, and two ends of the lower carrier roller are rotatably connected with the lower carrier roller frame through lower connecting plates, and an annular conveying belt is arranged above the upper carrier roller and the lower carrier roller in a penetrating and winding manner. The middle frame of the traditional belt conveyor is omitted, the connecting frame and the rain cover are additionally arranged, equipment transportation and field assembly are more convenient, meanwhile, the equipment failure rate is reduced, and the service life is prolonged.

Description

Belt conveyor middle arrangement structure without middle frame

Technical Field

The utility model belongs to the technical field of belt conveyors, and particularly relates to a middle arrangement structure of a belt conveyor without a middle frame.

Background

The belt conveyor is usually a belt conveyor or a rubber belt conveyor, is an indispensable economic logistics conveying device for a production line, and has the characteristics of strong conveying capacity, long conveying distance, simple structure, easy maintenance and the like. The belt conveyor generally comprises a head part, a middle part, a tail part and a tensioning mechanism, wherein the middle part mainly comprises supporting legs, a middle frame, a conveying belt, supporting rollers and the like, a plurality of supporting legs and the supporting rollers are assembled on the middle frame, the existing conveyor middle structure adopts a multi-section butt joint arrangement mode, all sections of middle structures are assembled in a factory and then transported to a site for splicing and assembling, however, the length, the volume and the weight of each section of assembled middle structure are large, the loading, transportation and site installation difficulties are large, the equipment installation efficiency is low, and the construction time is long. In addition, the carrier roller and the conveyer belt load of the middle structure of the existing conveyer are pressed on the middle frame, the distribution of the conveying load is not reasonable, the strength requirement on the middle frame is high, and the manufacturing cost of the middle frame is high. Moreover, the existing conveyor is installed in the open air, and is subjected to sun and rain for a long time, so that the failure rate of equipment is improved intangibly, the service life of the equipment is shortened, and the working efficiency and the economy of the conveyor belt are affected.

Disclosure of Invention

Aiming at the situation, the middle arrangement structure of the belt conveyor is designed, the middle frame of a supporting roller of a traditional belt conveyor is omitted, the connecting frame and the rain cover are additionally arranged, the conveying belt equipment is more convenient to transport and assemble on site, meanwhile, the equipment failure rate is reduced, and the service life of the equipment is prolonged.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the utility model provides a save belt conveyor middle part arrangement structure of intermediate frame, includes belt conveyor's conveyer belt, multiunit upper idler, multiunit lower idler, multiunit landing leg group, rain-proof cover, two sets of link, multiunit upper idler frame and multiunit lower idler frame, according to conveyer belt's direction of operation, every set the landing leg group all includes a pair of bilateral symmetry's vertical landing leg, two the link is along the front and back direction fixed frame in the top of controlling two rows of landing legs, the rain-proof cover is arch ceiling structure, its bottom both sides edge respectively through connecting bolt with two the link corresponds to be connected, the left and right sides both ends of upper idler frame are respectively through upper support and the inboard fixed connection of every pair of landing leg, each lower idler frame sets up the below of upper idler frame, and the left and right sides both ends of each lower idler frame are respectively through lower support and the inboard fixed connection of every pair of landing leg, each upper idler's both ends pass through the upper connecting plate with upper idler frame rotates to be connected, each lower idler's both ends pass through the lower connecting plate with lower idler frame rotates to be connected, conveyer belt, the conveyer belt is the upper and lower idler is the upper and is around the top and is worn down.

Further, each upper carrier roller and each lower carrier roller are triple carrier rollers, and each upper carrier roller frame and each lower carrier roller frame are bending members with the middle horizontal and the two ends upturned.

Further, each group the upper roller frame and the upper carrier roller are respectively arranged between the two supporting legs of the supporting leg group, a plurality of groups of lower roller frames and lower carrier rollers are respectively arranged between the supporting leg groups at even intervals, namely, a group of upper carrier roller assemblies are respectively arranged between each pair of corresponding supporting legs, because the upper carrier rollers lift the upper stroke section of the conveying belt, the conveying load is heavier, carrier rollers are required to be arranged densely, a group of lower carrier roller assemblies are arranged between each supporting leg group at intervals, the lower stroke section of the conveying belt is empty, and the carrier rollers can be arranged densely.

Further, inclined bracing is arranged above each lower carrier roller, the upper end of each inclined bracing is correspondingly connected with the connecting frame, the lower end of each inclined bracing is correspondingly connected with the supporting leg, the inclined bracing mainly plays a role in reinforcing the structural stability between the connecting frame and the supporting leg, and the inclined bracing is not required to be too dense and corresponds to the number of the lower carrier rollers.

Further, the link is C shaped steel preparation, compares in traditional conveyer intermediate frame mechanical strength requirement lower, and weight is lighter, and its bottom is connected with the landing leg top through fixing bolt, and its upper portion is provided with and rain-proof cover matched with dog-ear limit, connecting bolt is J type bolt, and its hook portion one end is connected with the cooperation of link top, and the other end passes the rain-proof cover and passes through lock nut and connect, makes things convenient for the installation connection and the dismantlement of rain-proof cover to change, still be provided with the flat gasket between lock nut and the rain-proof cover.

The utility model also includes other components that enable normal use thereof, all as is conventional in the art, and in addition, the devices or components not defined in the utility model are all well known in the art.

The beneficial effects of the utility model are as follows:

the middle arrangement structure of the belt conveyor provided by the utility model omits a middle frame of the traditional belt conveyor, adopts a lighter connecting frame form of field assembly, reduces loading, transportation and field installation difficulties, improves equipment installation efficiency and shortens construction time; the carrier roller is directly installed on each landing leg, and load distribution is more reasonable to install rain-proof cover protection carrier roller and conveyor belt additional, be favorable to reducing equipment fault rate, extension equipment life.

Drawings

Fig. 1 is a schematic view of a belt conveyor middle arrangement in an embodiment.

Fig. 2 is a schematic cross-sectional view taken along line A-A in fig. 1.

Fig. 3 is an enlarged schematic view of the portion B in fig. 2.

Detailed Description

The technical solutions of the present utility model will be clearly and completely described below in connection with specific embodiments, and it is obvious that the described embodiments are only some embodiments of the present utility model, not all embodiments.

The terms "upper", "lower", "front", "rear", "left", "right", and the like refer to the directions or positional relationships shown in the drawings, and are merely for convenience of description.

Examples

As shown in fig. 1-2, a middle arrangement structure of a belt conveyor without a middle frame comprises a conveying belt 1 of the belt conveyor, a plurality of groups of upper carrier rollers 2, a plurality of groups of lower carrier rollers 3, a plurality of groups of leg groups, a rain cover 6, two groups of connecting frames 5, a plurality of groups of upper carrier roller frames 7 and a plurality of groups of lower carrier roller frames 8, wherein each group of the leg groups comprises a pair of left and right symmetrical vertical leg 4 according to the running direction of the conveying belt, the two connecting frames are fixedly arranged above the left and right rows of the leg in the front and back direction, the connecting frames are different from the traditional middle frame in material structure, connection mode and action, and because each carrier roller is arranged on each leg, the connecting frames do not bear large transport load like the middle frame, but only play a role of connecting and righting the upper ends of the leg, the material weight of the C-shaped steel materials with lower thickness can be greatly reduced, and the connection mode of on-site assembly can be adopted.

The rain-proof cover is an arch-shaped ceiling structure, the edges of the two sides of the bottom of the rain-proof cover are respectively and correspondingly connected with the two connecting frames through connecting bolts 9, the left end and the right end of each upper roller frame are respectively and fixedly connected with the inner sides of each pair of supporting legs through upper supports 10, each lower roller frame is arranged below the upper roller frame, the left end and the right end of each lower roller frame are respectively and fixedly connected with the inner sides of each pair of supporting legs through lower supports 11, the two ends of each upper roller are rotatably connected with the upper roller frame through upper connecting plates 12, the two ends of each lower roller are rotatably connected with the lower roller frames through lower connecting plates 13, the conveying belt is an annular belt, and is arranged above the upper roller and the lower roller in a penetrating and winding manner, and the upper support and the lower support are made of angle steel.

The upper carrier roller and the lower carrier roller are triple carrier rollers, the upper carrier roller frame and the lower carrier roller frame are bending members with the middle horizontal and the two ends upturned, and the whole body is of a gradually-widened U-shaped structure.

Each group the upper roller frame and the upper carrier roller are respectively and correspondingly arranged between two supporting legs of the supporting leg group, a plurality of groups of the supporting leg groups are respectively and uniformly provided with a lower roller frame and a lower carrier roller at intervals, namely, a group of upper carrier roller assemblies are respectively arranged between each pair of corresponding supporting legs, because the upper carrier rollers lift the upper stroke section of the conveying belt, the conveying load is heavier, the carrier rollers are required to be arranged more densely, a group of lower carrier roller assemblies are arranged at intervals between each supporting leg group, the lower stroke section of the conveying belt is empty, and the carrier rollers can be arranged densely.

And inclined pull supports 14 are arranged above the lower carrier rollers, the upper ends of the inclined pull supports are correspondingly connected with the connecting frames, the lower ends of the inclined pull supports are correspondingly connected with the supporting legs, the inclined pull supports mainly play a role in reinforcing the structural stability between the connecting frames and the supporting legs, too dense arrangement is not needed, and the inclined pull supports correspond to the number of the lower carrier rollers.

As shown in fig. 3, the bottom of the connecting frame is connected with the top of the supporting leg through a fixing bolt 15, the upper portion of the connecting frame is provided with a folded corner edge matched with the rain-proof cover, the connecting bolt is a J-shaped bolt, one end of the hook portion of the connecting bolt is hooked and connected with the top of the connecting frame in a matched mode, the other end of the connecting bolt penetrates through the rain-proof cover and is connected through a locking nut 16, the installation connection and the disassembly replacement of the rain-proof cover are facilitated, a flat gasket 17 is further arranged between the locking nut and the rain-proof cover, the rain-proof cover is made of a thin iron plate or glass fiber reinforced plastic, and the flat gasket can protect the rain-proof cover from being locked and crushed.

The technical solution of the present utility model is not limited to the above-described specific embodiments, and many modifications and variations will be apparent to those skilled in the art without departing from the scope and spirit of the described embodiments, and any technical modifications made within the spirit and principles of the present utility model fall within the scope of the present utility model.

Claims (6)

1. The utility model provides a save belt conveyor middle part arrangement structure of intermediate frame, includes belt conveyor's conveyer belt and multiunit upper idler, multiunit lower idler and multiunit landing leg group, its characterized in that: the novel automatic roller conveying device comprises a conveying belt, and is characterized by further comprising a rain cover, two groups of connecting frames, a plurality of groups of upper roller frames and a plurality of groups of lower roller frames, wherein each group of the supporting frames comprises a pair of left and right symmetrical vertical supporting legs according to the running direction of the conveying belt, the two connecting frames are fixedly arranged above the left and right rows of supporting legs along the front and rear direction, the rain cover is of an arched ceiling structure, the edges of the two sides of the bottom of the rain cover are respectively and correspondingly connected with the two connecting frames through connecting bolts, the left and right ends of the upper roller frames are respectively and fixedly connected with the inner sides of each pair of supporting legs through upper supports, the lower roller frames are respectively and fixedly connected with the inner sides of each pair of supporting legs through lower supports, the two ends of each upper roller frame are rotatably connected with the upper roller frames through upper connecting plates, and the conveying belt is an annular belt, and the conveying belt is arranged above the upper roller frames and the lower roller frames in a penetrating and winding manner.

2. A belt conveyor middle arrangement omitting a middle frame according to claim 1, wherein: the upper carrier roller and the lower carrier roller are all triple carrier rollers, and the upper carrier roller frame and the lower carrier roller frame are bending members with the middle horizontal and the two ends upturned.

3. A belt conveyor middle arrangement omitting a middle frame according to claim 1, wherein: an upper carrier roller frame and an upper carrier roller are correspondingly arranged between two supporting legs of each supporting leg group, and a lower carrier roller frame and a lower carrier roller are uniformly arranged between the supporting leg groups at intervals.

4. A belt conveyor middle arrangement omitting a middle frame according to claim 1, wherein: and inclined pull supports are arranged above the lower carrier rollers, the upper ends of the inclined pull supports are correspondingly connected with the connecting frames, and the lower ends of the inclined pull supports are correspondingly connected with the supporting legs.

5. A belt conveyor middle arrangement omitting a middle frame according to claim 1, wherein: the connecting frame is made of C-shaped steel, the bottom of the connecting frame is connected with the top of the supporting leg through a fixing bolt, the upper portion of the connecting frame is provided with a folded corner edge matched with the rain-proof cover, the connecting bolt is a J-shaped bolt, one end of a hook part of the connecting bolt is hooked and connected with the top of the connecting frame in a matched mode, and the other end of the hook part of the connecting bolt penetrates through the rain-proof cover and is connected through a locking nut.

6. A belt conveyor mid-section arrangement omitting a mid-frame as claimed in claim 5, wherein: a flat gasket is further arranged between the lock nut and the rain cover.