CN212798266U - TH bucket elevator chain hook reinforcing apparatus - Google Patents

Abstract

The utility model provides a TH bucket elevator chain hook reinforcing apparatus relates to reinforcing apparatus technical field, including last sprocket and chain, it is equipped with the chain to go up the chain wheel surface, and chain and last sprocket meshing, the both ends of chain are equipped with the chain hook, and the mutual block of chain hook and chain, the one end of chain hook is passed through the bolt fastening and is had the hopper, and the chain hook runs through the lateral wall of hopper, chain hook and hopper junction are equipped with the restoration steel sheet, and restore the steel sheet and offset with the hopper inner wall, the hopper inner wall is equipped with the reinforcing plate, and the reinforcing plate passes through bolt and hopper inner wall fixed connection, the utility model discloses in, at chain hook and hopper mounted position, chain hook open end increases a reinforcing plate, and the lock nut of chain hook screws up the back, along nut circumference and reinforcing plate welded fastening, makes the permanent ring shape state that closes of chain hook-shaped. The phenomenon that the chain hook is in an open loop state and the weak part of the chain hook is broken due to stress increase in the abrasion of the matching part of the hopper and the chain link in the operation process of the bucket elevator is avoided.

Description

TH bucket elevator chain hook reinforcing apparatus

Technical Field

The utility model relates to a reinforcing apparatus technical field especially relates to a TH bucket elevator chain hook reinforcing apparatus.

Background

TH type bucket elevator is common vertical transport equipment, and its working procedure is that the hopper scoops up the material from the bottom storage, along with the chain promotes to the top, and the backward upset down of crown wheel is walked around to the hopper, and the hopper is with the material dumping receiving tank in. The TH type bucket elevator which is common in the company shows the advantages of high working efficiency, excellent working performance, convenience in operation and maintenance and the like in the aspects of conveying particles, powdery solid materials and the like. However, the breakage fault of the chain hook frequently occurs, the continuous and stable operation of equipment is often influenced, if the chain hook is not found timely after breakage, the chain hooks of two groups of chains are broken, so that serious accidents that the chains and the hopper integrally fall off are caused, the emergency repair work is difficult, and great economic loss is caused.

The chain hook is the connecting piece that bucket elevator promoted chain and hopper, also is the carrier ring on promoting the chain simultaneously, and the chain hook during operation bears the cyclic load effect, and increases progressively along with promoting the height increase and bear the load, as shown in fig. 1: the stressed part composed of the chain and the chain hook runs circularly between the upper chain wheel and the lower chain wheel of the bucket elevator, the stress is minimum when the chain hook is positioned at the point B of the lower chain wheel, and the chain hook and the chain wheel generate impact and the stress is maximum when the chain hook just contacts the point A of the upper chain wheel. Under the influence of external forces such as vertical pull force of the stressed component for a long time, impact force of the chain hook and the chain wheel, alternating stress and the like, the weak part of the chain hook is easy to generate brittle fracture damage, as shown in the third figure.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a TH bucket elevator chain hook reinforcing device.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a TH bucket elevator chain hook reinforcing apparatus, includes sprocket and chain, it is equipped with the chain to go up the chain wheel surface, and chain and the meshing of going up the chain wheel, the both ends of chain are equipped with the chain hook, and the mutual block of chain hook and chain, the one end of chain hook is passed through the bolt fastening and is had the hopper, and the chain hook runs through the lateral wall of hopper, chain hook and hopper junction are equipped with the restoration steel sheet, and restore the steel sheet and offset with the hopper inner wall, the hopper inner wall is equipped with the reinforcing plate, and the reinforcing plate passes through bolt and hopper inner wall fixed connection.

Preferably, in the current restoration technique, chain hook and hopper junction are equipped with the restoration steel sheet, and restore the steel sheet and offset with the hopper inner wall, and the chain hook runs through the hopper lateral wall simultaneously and restores the steel sheet, lock nut has been inlayed to the one end that the chain hook is located hopper inside.

Preferably, chain hook and hopper junction are equipped with the eyelet after the hopper wearing and tearing, and the eyelet after the hopper wearing and tearing runs through the hopper lateral wall, it is equipped with the welding point to restore steel sheet edge, and the welding point welds in the junction of restoreing steel sheet and hopper lateral wall.

Preferably, in the improved repair technology, a locking nut is arranged on the surface of the reinforcing plate on the inner wall of the hopper and is in threaded connection with the chain hook, and the locking nut abuts against the surface of the reinforcing plate.

Preferably, the side of the locking nut is provided with a welding point, and the welding point is welded at the joint of the reinforcing plate and the reinforcing plate.

Advantageous effects

The utility model discloses in, at chain hook and hopper mounted position, the chain hook open end increases a reinforcing plate, and the lock nut of chain hook screws up the back, along nut circumference and reinforcing plate welded fastening, makes the chain hook form the permanent ring shape state of closing. The phenomenon that the chain hook is in an open-loop or semi-open-loop state due to the fact that the locking nut is loosened, abrasion of the matching part of the hopper and the chain link is increased and the like in the operation process of the bucket elevator, and the phenomenon that the weak part of the chain link hook is increased in stress and broken is avoided.

Drawings

Fig. 1 is a schematic structural view of a working mode of a chain hook reinforcing device of a TH bucket elevator according to the present invention;

fig. 2 is a schematic structural view of a chain hook fastening device of a TH bucket elevator according to the present invention;

FIG. 3 is a schematic view showing the breakage of a chain hook of a TH type bucket elevator;

fig. 4 is a schematic structural diagram of a conventional repair technique.

Illustration of the drawings:

1. an upper sprocket; 2. a chain hook; 3. a hopper; 4. a chain; 5. an eyelet after hopper wear; 6. repairing the steel plate; 7. a reinforcing plate; 8. locking the nut; 9. and (7) welding points.

Detailed Description

In order to make the technical means, the creation features, the achievement purposes and the functions of the present invention easy to understand, the present invention will be further explained below with reference to the following embodiments and the accompanying drawings, but the following embodiments are only the preferred embodiments of the present invention, and not all embodiments are included. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative work belong to the protection scope of the present invention.

Specific embodiments of the present invention will be described below with reference to the accompanying drawings.

The first embodiment is as follows:

referring to fig. 1-4, a chain hook reinforcing device of a TH bucket elevator comprises an upper chain wheel 1 and a chain 4, wherein the surface of the upper chain wheel 1 is provided with the chain 4, the chain 4 is meshed with the upper chain wheel 1, two ends of the chain 4 are provided with chain hooks 2, the chain hooks 2 are mutually clamped with the chain 4, one end of each chain hook 2 is fixedly provided with a hopper 3 through a bolt, the chain hook 2 penetrates through the side wall of the hopper 3, a repairing steel plate 6 is arranged at the joint of the chain hook 2 and the hopper 3, the repairing steel plate 6 is propped against the inner wall of the hopper 3, in the prior art, the joint of the chain hook 2 and the hopper 3 is provided with the repairing steel plate 6, the repairing steel plate 6 is propped against the inner wall of the hopper 3, the chain hook 2 simultaneously penetrates through the side wall of the hopper 3 and the repairing steel plate 6, a locking nut 8 is embedded at one end of the chain hook 2 inside the hopper 3, an eyelet 5 after the hopper is abraded is arranged at, 6 edges of restoration steel sheet are equipped with welding point 9, and welding point 9 welds in the junction of 3 lateral walls of restoration steel sheet 6 and hopper, 3 inner walls of hopper are equipped with reinforcing plate 7, and reinforcing plate 7 passes through bolt and 3 inner wall fixed connection of hopper, among the repair technique after the improvement, 7 surfaces of reinforcing plate of 3 inner walls of hopper are equipped with lock nut 8, and 2 threaded connection of lock nut 8 and chain hook, lock nut 8 offsets with 7 surfaces of reinforcing plate, the side of lock nut 8 is equipped with welding point 9, and welding point 9 welds in the junction of reinforcing plate 7 and reinforcing plate 7.

The utility model discloses a theory of operation: the utility model discloses an installation order: firstly, the chain hook 2 is installed, then the hopper 3 and the reinforcing plate 7 are sequentially installed, then the locking nut 8 of the chain hook 2 is installed, the nuts are fastened, and when all the nuts on the hopper 3 are installed, all the bolts are uniformly and forcibly fastened at one time. When the installation of the bolts is determined to meet the installation requirements, the bolts are welded and fixed with the reinforcing plate 7 along the circumference of the nut by manual arc welding, and full welding is required. During installation, all the chain hooks 2 of the bucket elevator are installed one by one in sequence, and the phenomenon of missing installation or missing welding is not allowed to occur. The utility model discloses a chain hook 2 forms the permanent closed loop ring shape state, has made comprehensive analysis to the fracture reason that produces chain hook 2, according to relevant principle, has proposed design scheme to the application has been carried out. Compared with the prior art, the utility model discloses the advantage that the institute has that manufacturing, installation are simple and practical: the ideal effect that can reach has fundamentally solved the breakage problem of TH type bucket elevator chain hook 2 all the time, has prolonged TH type bucket elevator chain hook 2's life.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (5)

1. The utility model provides a TH bucket elevator chain hook reinforcing apparatus, includes sprocket (1) and chain (4), it is equipped with chain (4) to go up sprocket (1) surface, and chain (4) and last sprocket (1) meshing, the both ends of chain (4) are equipped with chain hook (2), and chain hook (2) and chain (4) block each other, the one end of chain hook (2) is passed through the bolt fastening and is had hopper (3), and chain hook (2) run through the lateral wall of hopper (3), chain hook (2) and hopper (3) junction are equipped with restores steel sheet (6), and restores steel sheet (6) and hopper (3) inner wall and offset, its characterized in that: the inner wall of the hopper (3) is provided with a reinforcing plate (7), and the reinforcing plate (7) is fixedly connected with the inner wall of the hopper (3) through a bolt.

2. A TH bucket elevator chain hook reinforcing apparatus as defined in claim 1, wherein: chain hook (2) and hopper (3) junction are equipped with restores steel sheet (6), and restores steel sheet (6) and hopper (3) inner wall and offset, and chain hook (2) run through hopper (3) lateral wall and restore steel sheet (6) simultaneously, lock nut (8) have been inlayed to the one end that chain hook (2) are located hopper (3) inside.

3. A TH bucket elevator chain hook reinforcing apparatus as defined in claim 2, wherein: chain hook (2) and hopper (3) junction are equipped with eyelet (5) after the hopper wearing and tearing, and eyelet (5) after the hopper wearing and tearing run through hopper (3) lateral wall, it is equipped with welding point (9) to restore steel sheet (6) edge, and welding point (9) weld in the junction of restoreing steel sheet (6) and hopper (3) lateral wall.

4. A TH bucket elevator chain hook reinforcing apparatus as defined in claim 1, wherein: in the repair technique after improvement, reinforcing plate (7) surface of hopper (3) inner wall is equipped with lock nut (8), and lock nut (8) and chain hook (2) threaded connection, lock nut (8) and reinforcing plate (7) surface counterbalance.

5. A TH bucket elevator chain hook reinforcing apparatus as claimed in claim 4, wherein: the side of lock nut (8) is equipped with welding point (9), and welding point (9) weld in the junction of reinforcing plate (7) and reinforcing plate (7).

Images