CN219193464U

CN219193464U - Conveyor chain tensioning mechanism

Info

Publication number: CN219193464U
Application number: CN202320639407.3U
Authority: CN
Inventors: 刘磊
Original assignee: Hubei Chuanyi Intelligent Technology Co ltd
Current assignee: Hubei Chuanyi Intelligent Technology Co ltd
Priority date: 2023-03-25
Filing date: 2023-03-25
Publication date: 2023-06-16
Anticipated expiration: 2033-03-25

Abstract

The utility model relates to the technical field of conveyor chains, and discloses a conveyor chain tensioning mechanism which comprises a chain wheel, wherein the outer surface of the chain wheel is meshed with a connecting chain, the center of the chain wheel is fixedly connected with a transmission shaft, two ends of the transmission shaft are rotatably provided with bearing sleeves, the upper surface and the lower surface of each bearing sleeve are fixedly connected with sliding blocks, one side of each bearing sleeve is fixedly connected with a pull rod, the outer side surface of each bearing sleeve is slidably connected with a side plate, one end of each pull rod is fixedly connected with an adjusting plate, the center of the front surface of each adjusting plate is in threaded connection with an adjusting rod, and one end of each adjusting rod is fixedly connected with a rotating wheel. According to the utility model, the rotating wheel is rotated to drive the adjusting rod to rotate, the adjusting rod drives the adjusting plate to move, the adjusting plate drives the pull rods at two ends of the adjusting plate to displace, the pull rods drive the bearing sleeve, the bearing sleeve drives the transmission shaft, and the transmission shaft drives the chain wheels, so that the positions of the two chain wheels displace simultaneously, the chains are tensioned, and the whole structure is convenient for simultaneously adjusting the tension of the two chains.

Description

Conveyor chain tensioning mechanism

Technical Field

The utility model relates to the technical field of conveyor chains, in particular to a conveyor chain tensioning mechanism.

Background

The conveyor can be divided into: the device comprises an integrated loading and repairing conveyor, a belt conveyor, a screw conveyor, a bucket elevator, a roller conveyor, a plate chain conveyor, a mesh belt conveyor and a chain conveyor. Wherein the chain conveyor is fatigued and slackened during long-term use, so that the tension of the chain needs to be adjusted after a period of use.

According to the search, chinese patent literature, bulletin number: CN208057847U discloses a chain tensioning mechanism, adopts plunger threaded connection's mode, compares with prior art's plunger card top mode, and the plunger can stretch into the accepting groove completely, effectively contracts the length that short plunger leaked outward, and is succinct pleasing to the eye more, can save more installation space simultaneously. However, for a conveyor with two or more chains rotating synchronously, the device can only adjust the tension of one chain by adjusting one locking part 6 at a time, but cannot meet the requirement of synchronously adjusting the tension of two or more chains at the same time. In view of this, improvements are needed.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the utility model provides a conveyor chain tensioning mechanism which has the advantages of being capable of adjusting the tension degree of two chains or a plurality of chains on a conveyor at the same time and the like, and solves the technical problems.

(II) technical scheme

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a conveyer chain tensioning mechanism, includes the sprocket, the surface meshing of sprocket connects the chain, just the central fixed connection transmission shaft of sprocket, the both ends rotation of transmission shaft sets up the bearing housing, the upper surface and the lower fixed surface of bearing housing connect the slider, just one side fixed connection pull rod of bearing housing, the outside face sliding connection curb plate of bearing housing, the one end fixed connection regulating plate of pull rod, the positive central threaded connection regulation pole of regulating plate, the one end fixed connection rotation wheel of regulation pole, the back fixed connection diaphragm of curb plate, just the straight flute is seted up in the front of curb plate, the surface fixed connection swivel joint of diaphragm, the one end fixed connection casing of curb plate, the rectangular hole is seted up to casing one side, just the top surface fixed connection oil pipe of casing.

Preferably, a round hole is formed in one end of the side plate, and a pull rod is inserted into the round hole.

Through above-mentioned technical scheme, a round hole has been seted up to the one end that the curb plate is close to the straight flute, the round hole is used for through the pull rod, drive the regulation pole through rotating the rotor and rotate, it moves to adjust the position of regulating plate to take place, the regulating plate drives the pull rod at its both ends and takes place the displacement, the pull rod drives the bearing housing, the bearing housing drives the transmission shaft, the transmission shaft drives the sprocket, so make the position of two sprockets take place the displacement simultaneously, thereby take up the chain, overall structure is convenient for adjust the rate of tension of two chains simultaneously.

Preferably, one end of the adjusting rod, which is far away from the rotating wheel, is in rotating connection with the rotating ring.

Through above-mentioned technical scheme, the one end of adjusting the pole links to each other in the swivel rotationally, and when adjusting the pole and taking place to rotate, swivel cooperation diaphragm carries out spacingly to the regulating lever to force the regulating plate to take place to remove on adjusting the pole.

Preferably, a sliding groove is formed in the side plate, a sliding block is connected in the sliding groove in a sliding mode, and the sliding groove is communicated with the straight groove.

Through the technical scheme, after the pull rod drives the bearing sleeve to displace, the sliding blocks connected to the upper surface and the lower surface of the bearing sleeve slide in the sliding grooves, the bearing sleeve slides in the straight grooves, and the sliding grooves formed in the two sliding blocks matched with the side plates play a role in guiding the movement of the bearing sleeve.

Preferably, the rectangular hole is inserted with the chain.

Through the technical scheme, at least two chain wheels are arranged on one chain, one chain wheel is driven by a driving motor to realize the transmission of the chain, two rectangular Kong Fangbian chains are arranged on the side face of the shell to pass through, and the shell covers the chain wheels to protect the chain wheels.

Preferably, an oil filling hole is formed in the upper surface of the shell, and the oil filling hole is communicated with the oil filling pipe.

Through above-mentioned technical scheme, through squeezing into lubricating oil in to the oil filler pipe, lubricating oil falls into in the casing through the oil filler hole that the casing upper surface was seted up afterwards, and the oil filler hole just is located the top of chain, and so lubricating oil directly drips on the chain, and the chain can lubricate the sprocket after the transmission.

Compared with the prior art, the utility model provides a conveyor chain tensioning mechanism, which has the following beneficial effects:

1. according to the utility model, by means of the components such as the pull rod, the adjusting plate, the adjusting rod, the rotating wheel and the like, when the tension of the chains needs to be adjusted, the rotating wheel is rotated to drive the adjusting rod to rotate, the adjusting rod drives the position of the adjusting plate to move, the adjusting plate drives the pull rods at two ends of the adjusting plate to displace, the pull rods drive the bearing sleeve, the bearing sleeve drives the transmission shaft, and the transmission shaft drives the chain wheels, so that the positions of the two chain wheels displace simultaneously, the chains are tensioned, and the whole structure is convenient for adjusting the tension of the two chains simultaneously.

2. According to the chain wheel, the shell is arranged to cover the chain wheel to protect the chain wheel, lubricating oil is extruded into the oil injection pipe on the shell, then falls into the shell through the oil injection hole formed in the upper surface of the shell, and is just above the chain, so that the lubricating oil directly drops on the chain, and the chain can lubricate the chain wheel after being transmitted.

Drawings

FIG. 1 is a schematic perspective view of the structure of the present utility model;

FIG. 2 is a schematic top view of the structure of the present utility model;

fig. 3 is a partial perspective view of the structure of the present utility model.

Wherein: 1. a sprocket; 2. a chain; 3. a transmission shaft; 4. a bearing sleeve; 5. a slide block; 6. a pull rod; 7. a side plate; 8. an adjusting plate; 9. an adjusting rod; 10. a rotating wheel; 11. a cross plate; 12. a straight groove; 13. a swivel; 14. a housing; 15. a rectangular hole; 16. and a filler pipe.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-3, a conveyor chain tensioning mechanism comprises a chain wheel 1, wherein the outer surface of the chain wheel 1 is meshed with a connecting chain 2, the center of the chain wheel 1 is fixedly connected with a transmission shaft 3, two ends of the transmission shaft 3 are rotatably provided with bearing sleeves 4, the upper surface and the lower surface of each bearing sleeve 4 are fixedly connected with sliding blocks 5, one side of each bearing sleeve 4 is fixedly connected with a pull rod 6, the outer side of each bearing sleeve 4 is slidably connected with a side plate 7, one end of each pull rod 6 is fixedly connected with an adjusting plate 8, the front center of each adjusting plate 8 is in threaded connection with an adjusting rod 9, one end of each adjusting rod 9 is fixedly connected with a rotating wheel 10, the back surface of each side plate 7 is fixedly connected with a transverse plate 11, the front surface of each side plate 7 is penetrated and provided with a straight groove 12, the outer surface of each transverse plate 11 is fixedly connected with a rotating ring 13, one end of each side plate 7 is fixedly connected with a shell 14, one side of each shell 14 is provided with a rectangular hole 15, and the top surface of each shell 14 is fixedly connected with an oil injection pipe 16.

Specifically, a round hole is formed in one end of the side plate 7, and a pull rod 6 is inserted into the round hole. The advantage is, a round hole has been seted up to the one end that curb plate 7 is close to straight flute 12, the round hole is used for through pull rod 6, it rotates the wheel 10 through rotating and drives regulation pole 9 rotation, adjust the pole 9 and drive the position of regulating plate 8 and take place to remove, the regulating plate 8 drives the pull rod 6 at its both ends and takes place the displacement, pull rod 6 drives bearing housing 4, bearing housing 4 drives transmission shaft 3, transmission shaft 3 drives sprocket 1, so make the position of two sprockets 1 take place the displacement simultaneously, thereby take up the taut to chain 2, overall structure is convenient for adjust the rate of tension of two chains 2 simultaneously.

Specifically, one end of the adjusting lever 9 away from the rotating wheel 10 is rotatably connected with the rotating ring 13. The advantage is that the one end of adjusting lever 9 links to each other in swivel 13 rotation, and when adjusting lever 9 takes place to rotate, swivel 13 cooperates diaphragm 11 to carry out spacing to adjusting lever 9 to compel adjusting plate 8 to take place to remove on adjusting lever 9.

Specifically, a sliding groove is formed in the side plate 7, the sliding block 5 is connected in the sliding groove in a sliding mode, and the sliding groove is communicated with the straight groove 12. The sliding block 5 connected to the upper surface and the lower surface of the bearing sleeve 4 slides in the sliding groove after the pull rod 6 drives the bearing sleeve 4 to displace, the bearing sleeve 4 slides in the straight groove 12, and the two sliding blocks 5 are matched with the sliding groove formed in the side plate 7 to guide the movement of the bearing sleeve 4.

Specifically, the rectangular hole 15 is inserted with the chain 2. The chain has the advantages that at least two chain wheels 1 are arranged on one chain 2, one chain wheel 1 is driven by a driving motor to realize the transmission of the chain 2, two rectangular holes 15 are formed in the side face of the shell 14 to facilitate the passage of the chain 2, and the shell 14 covers the chain wheels 1 to protect the chain wheels 1.

Specifically, the upper surface of the housing 14 is provided with an oil filler hole, and the oil filler hole communicates with the oil filler pipe 16. The advantage is that through squeezing into lubricating oil into the oil filler pipe 16, lubricating oil falls into in the casing 14 through the oil filler point that casing 14 upper surface was seted up afterwards, and the oil filler point just is located the top of chain 2, and so lubricating oil drops directly on chain 2, and chain 2 can lubricate sprocket 1 after the transmission.

When the tension of the chain 2 is required to be adjusted, the rotating wheel 10 is rotated to drive the adjusting rod 9 to rotate, one end of the adjusting rod 9, which is far away from the rotating wheel 10, rotates in the rotating ring 13, the position of the adjusting plate 8 on the adjusting rod 9 moves under the cooperation of the rotating ring 13 and the transverse plate 11, the adjusting plate 8 drives the pull rods 6 at two ends of the adjusting plate to displace, the pull rods 6 drive the bearing sleeves 4, the two sliding blocks of the bearing sleeves 4 slide in the side plates 7, the bearing sleeves 4 drive the transmission shaft 3, and the transmission shaft 3 drives the chain wheels 1, so that the positions of the two chain wheels 1 displace simultaneously, the chain 2 is tensioned, and the overall structure is convenient for simultaneously adjusting the tension of the two chain 2.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a conveyer chain tensioning mechanism, includes sprocket (1), the surface meshing of sprocket (1) is connected chain (2), just the center fixed connection transmission shaft (3) of sprocket (1), its characterized in that: the bearing sleeve is characterized in that the bearing sleeve (4) is rotatably arranged at two ends of the transmission shaft (3), the upper surface of the bearing sleeve (4) is fixedly connected with the lower surface of the bearing sleeve, one side of the bearing sleeve (4) is fixedly connected with the pull rod (6), the outer side of the bearing sleeve (4) is slidably connected with the side plate (7), one end of the pull rod (6) is fixedly connected with the adjusting plate (8), the front center of the adjusting plate (8) is in threaded connection with the adjusting rod (9), one end of the adjusting rod (9) is fixedly connected with the rotating wheel (10), the back of the side plate (7) is fixedly connected with the transverse plate (11), the front of the side plate (7) is penetrated and is provided with the straight groove (12), the outer surface of the transverse plate (11) is fixedly connected with the rotating ring (13), one end of the side plate (7) is fixedly connected with the shell (14), one side of the shell (14) is provided with the rectangular hole (15), and the top surface of the shell (14) is fixedly connected with the oil injection pipe (16).

2. A conveyor chain tensioning mechanism as in claim 1 wherein: a round hole is formed in one end of the side plate (7), and a pull rod (6) is inserted into the round hole.

3. A conveyor chain tensioning mechanism as in claim 1 wherein: one end of the adjusting rod (9) far away from the rotating wheel (10) is rotationally connected with the rotating ring (13).

4. A conveyor chain tensioning mechanism as in claim 1 wherein: the inside of curb plate (7) has seted up the spout, sliding connection slider (5) in the spout, just the spout intercommunication straight flute (12).

5. A conveyor chain tensioning mechanism as in claim 1 wherein: the rectangular hole (15) is internally penetrated with the chain (2).

6. A conveyor chain tensioning mechanism as in claim 1 wherein: an oil filling hole is formed in the upper surface of the shell (14), and the oil filling hole is communicated with the oil filling pipe (16).