CN218440437U

CN218440437U - Conveyor chain with elastic seal

Info

Publication number: CN218440437U
Application number: CN202222578083.5U
Authority: CN
Inventors: 徐青; 赵渠渠
Original assignee: Hangzhou Hetai Electromechanical Co ltd
Current assignee: Hangzhou Hetai Electromechanical Co ltd
Priority date: 2022-09-28
Filing date: 2022-09-28
Publication date: 2023-02-03
Anticipated expiration: 2032-09-28

Abstract

The utility model provides a conveying chain with elastic seal, including outer chain link and inner chain link, outer chain link, inner chain link to each other in turn and form the conveying chain, outer chain link includes outer chain link, round pin axle, the inner chain link includes inner chain link, sleeve, roller, outer chain link and inner chain link are connected with sleeve cooperation installation through the round pin axle, telescopic outside cover is equipped with the roller, still including setting up the first sealing washer between outer chain link, inner chain link to and set up the second sealing washer on each inner chain link, first sealing washer cover is established in telescopic outside to set up between outer chain link and inner chain link, the second sealing washer install in between roller and the inner chain link, this conveying chain has good leakproofness, can improve the life of chain.

Description

Conveyor chain with elastic seal

[ technical field ] A method for producing a semiconductor device

The utility model relates to a building materials conveying machinery's technical field, especially a conveying chain with elastic seal.

[ background of the invention ]

The conveying chain is the operation part of lifting machine, is core spare part, its good or bad direct influence lifting machine's life, and the lifting machine is at the during operation, and the conveying chain works under rugged environment, all is the dust granule everywhere, and tiny dust gets into in round pin axle and the sleeve clearance very easily to and in roller and the telescopic clearance, then act as the grit, the wearing and tearing of chain with higher speed influence the life of chain, now provide a conveying chain with elastic seal.

[ Utility model ] content

The utility model aims at solving the problem in the prior art, providing a conveying chain with elastic seal, having good leakproofness, can improve the life of chain.

In order to realize the above-mentioned purpose, the utility model provides a conveying chain with elastic seal, including outer chain link and inner chain link, outer chain link, inner chain link to each other in turn and form the conveying chain, outer chain link includes outer chain link, round pin axle, the inner chain link includes inner chain link, sleeve, roller, outer chain link is connected with the installation of sleeve cooperation through the round pin axle with the inner chain link, telescopic outside cover is equipped with the roller, still including setting up the first sealing washer between outer chain link, inner chain link to and set up the second sealing washer on each inner chain link, first sealing washer cover is established in telescopic outside to set up between outer chain link and inner chain link, the second sealing washer install in between roller and the inner chain link.

Preferably, a plurality of first grooves are formed in the end faces of the two sides of the first sealing ring respectively to form a plurality of first sealing lips, and the first sealing lips on the two sides of the first sealing ring are in tight fit with the outer chain plate and the inner chain plate respectively.

Preferably, the first grooves on both sides of the first seal ring are filled with grease.

Preferably, a second groove is formed in the outer periphery of the first seal ring, and grease is filled in the second groove.

Preferably, one side of the second sealing ring towards the inner chain plate is provided with a plurality of second sealing lips, and the second sealing lips are tightly matched with the inner chain plate.

Preferably, the two ends of the roller are provided with clamping grooves for mounting the second sealing ring.

Preferably, the end surface of the second sealing ring, which faces one side of the roller, is provided with a third groove, and the third groove is clamped in the clamping groove.

Preferably, grease is provided in the mounting gap between the pin and the sleeve.

Preferably, grease is provided in a mounting gap between the sleeve and the roller.

Preferably, the first sealing ring and the second sealing ring are both elastic sealing rings.

The utility model has the advantages that: the utility model discloses a set up first sealing washer between inside and outside link joint, can prevent the entering of dust granule, paint first sealing washer with lubricating grease simultaneously, improved sealed reliability. In addition, set up the second sealing washer between roller and inner link board, can prevent in dust particle gets into the clearance of roller and telescopic, avoid the dust to invade the problem that causes the chain wearing and tearing, improved the life of chain.

The features and advantages of the present invention will be described in detail by embodiments with reference to the accompanying drawings.

[ description of the drawings ]

Fig. 1 is a schematic cross-sectional structure diagram of a conveying chain with an elastic seal according to the present invention;

fig. 2 is a schematic perspective view of a conveying chain with an elastic seal according to the present invention;

fig. 3 is a schematic perspective view of a roller of a conveying chain with an elastic seal according to the present invention;

fig. 4 is a schematic structural diagram of a first sealing ring of the conveying chain with elastic sealing;

FIG. 5 is a schematic view in section along EE of FIG. 4;

fig. 6 is a schematic structural view of a second sealing ring of the conveying chain with elastic sealing;

fig. 7 is a schematic sectional view of fig. 6 taken along direction FF.

[ detailed description ] A

Referring to fig. 1 and 2, the utility model relates to a conveying chain with elastic seal, including outer chain link and inner chain link, outer chain link, inner chain link to each other in turn and form the conveying chain, the outer chain link includes outer chain link 1, round pin axle 2, the inner chain link includes inner chain link 3, sleeve 4, roller 5, outer chain link 1 is connected with inner chain link 3 through round pin axle 2 and sleeve 4 cooperation installation, the outside cover of sleeve 4 is equipped with roller 5, still including setting up first sealing washer 6 between outer chain link, inner chain link to and set up the second sealing washer 7 on each inner chain link, 6 covers of first sealing washer are established in the outside of sleeve 4 to set up between outer chain link 1 and inner chain link 3, second sealing washer 7 install in between roller 5 and the inner chain link 3.

The first sealing ring 6 and the second sealing ring 7 are elastic sealing rings and have compressible resilience, and the inner chain link and the outer chain link of the chain axially shift and the roller axially shift, so that the contact between the sealing rings and the chain plates can be ensured, and dust particles are prevented from entering the chain.

Further, referring to fig. 4 and 5, a plurality of first grooves 61 are respectively formed in end surfaces of two sides of the first seal ring 6, and a plurality of first seal lips 611 are formed, the first seal lips 611 of the two sides of the first seal ring 6 are respectively in close fit with the outer chain plate 1 and the inner chain plate 3, and the groove structure is arranged on the first seal ring 6, so that the first seal ring and the inner chain plate can be kept in a contact state when the inner chain link and the outer chain link move in an axial direction.

Further, referring to fig. 4 and 5, in this embodiment, the first grooves 61 on both sides of the first sealing ring 6 are filled with grease, and when the first sealing ring is installed, the first sealing ring is coated with grease, so that the first grooves are filled with grease, which can prevent dust particles from entering. The periphery of first sealing washer 6 is equipped with second recess 62, second recess 62 is filled with lubricating grease, and the lubricating grease here and dust particle direct contact pile up here, further prevent the entering of dust.

Further, referring to fig. 6 and 7, the side of the second sealing ring 7 facing the inner link plate 3 is provided with a plurality of second sealing lips 72, and the second sealing lips 72 are tightly fitted with the inner link plate 3. In this embodiment, two second sealing lips 72 are disposed on the second sealing ring 7, and are disposed in a V shape. The second seal lip 72 is in contact with the inner link plate 3, and prevents dust particles from entering the gap between the roller 5 and the bushing 4.

Further, referring to fig. 5 to 7, two ends of the roller 5 are opened with a slot 51 for installing the second sealing ring 7. The end surface of the second sealing ring 7 facing the roller 5 is provided with a third groove 71 and clamped in the clamping groove 51.

Furthermore, lubricating grease is arranged in the mounting gap between the pin shaft 2 and the sleeve 4, so that the lubricating effect is achieved, the abrasion of the pin shaft and the sleeve is reduced, and dust particles can be prevented from entering to a certain degree. And lubricating grease is arranged in an installation gap between the sleeve 4 and the roller 5, so that the abrasion of the roller and the sleeve is reduced.

Further, referring to fig. 1 and 2, the outer chain links include non-connecting chain links and connecting chain links, a plurality of connecting chain links are arranged on the conveying chain, the outer chain plates 1 include non-connecting plates 11 and connecting plates 12, the outer chain plates 1 on both sides of the non-connecting chain links are both non-connecting plates 11, and the outer chain plates 1 on both sides of the connecting chain links are respectively non-connecting plates 11 and connecting plates 12.

The above-mentioned embodiment is right the utility model discloses an explanation, it is not right the utility model discloses a limited, any right the scheme after the simple transform of the utility model all belongs to the protection scope of the utility model.

Claims

1. The utility model provides a conveying chain with elastic seal, includes outer chain link and inner chain link, outer chain link, inner chain link in turn and link to each other and form the conveying chain, the outer chain link includes outer link plate (1), round pin axle (2), the inner chain link includes inner link plate (3), sleeve (4), roller (5), outer link plate (1) is connected with sleeve (4) cooperation installation through round pin axle (2) with inner link plate (3), the outside cover of sleeve (4) is equipped with roller (5), its characterized in that: still including setting up first sealing washer (6) between outer chain link, inner chain link to and set up second sealing washer (7) on each inner chain link, first sealing washer (6) cover is established in the outside of sleeve (4) to set up between outer chain plate (1) and inner chain plate (3), second sealing washer (7) install in between roller (5) and inner chain plate (3).

2. A conveyor chain with an elastomeric seal as in claim 1, wherein: the end faces of two sides of the first sealing ring (6) are respectively provided with a plurality of first grooves (61) to form a plurality of first sealing lips (611), and the first sealing lips (611) of the two sides of the first sealing ring (6) are respectively tightly matched with the outer chain plate (1) and the inner chain plate (3).

3. A conveyor chain with an elastomeric seal as in claim 2, wherein: and lubricating grease is filled in the first grooves (61) on two sides of the first sealing ring (6).

4. A conveyor chain with an elastomeric seal as in claim 2, wherein: the periphery of the first sealing ring (6) is provided with a second groove (62), and lubricating grease is filled in the second groove (62).

5. A conveyor chain with an elastomeric seal as in claim 1, wherein: one side of second sealing washer (7) towards inner chain plate (3) is equipped with a plurality of second seal lip (72), second seal lip (72) and inner chain plate (3) closely cooperate.

6. A conveyor chain with an elastomeric seal as in claim 1, wherein: and clamping grooves (51) for mounting the second sealing ring (7) are formed at two ends of the roller (5).

7. A conveyor chain with an elastomeric seal as in claim 6, wherein: and a third groove (71) is formed in the end face, facing one side of the roller (5), of the second sealing ring (7) and clamped in the clamping groove (51).

8. A conveyor chain with an elastomeric seal as in claim 1, wherein: and lubricating grease is arranged in an installation gap between the pin shaft (2) and the sleeve (4).

9. A conveyor chain with an elastomeric seal as in claim 1, wherein: and lubricating grease is arranged in an installation gap between the sleeve (4) and the roller (5).

10. A conveyor chain with an elastomeric seal as in claim 1, wherein: the first sealing ring (6) and the second sealing ring (7) are elastic sealing rings.