CN212202977U

CN212202977U - Tooth-shaped chain

Info

Publication number: CN212202977U
Application number: CN202020640870.6U
Authority: CN
Inventors: 范晓宇
Original assignee: Wuxi Huayu Chain Transmission Co ltd
Current assignee: Wuxi Huayu Chain Transmission Co ltd
Priority date: 2020-04-25
Filing date: 2020-04-25
Publication date: 2020-12-22
Anticipated expiration: 2030-04-25

Abstract

The utility model discloses a tooth chain relates to tooth chain equipment field, including outer link joint, one side of outer link joint is provided with the inner link joint, and the inboard of outer link joint is provided with the slot, one side that the inner link joint was kept away from to the outer link joint is provided with the screw thread ring, the inboard of slot is provided with first round pin axle, the outer wall of first round pin axle is provided with the cardboard. The utility model discloses a set up first round pin axle, the second round pin axle, the cardboard, the draw-in groove, the snap ring, sealed lid, with the outer link joint, the inner link joint is in order to arrange, then insert first round pin axle and second round pin axle in the slot on it, make first epaxial cardboard of round pin and draw-in groove block, put into the slot with the snap ring, the inner wall of snap ring and the fixture block of second round pin axle outer wall, outer wall and another draw-in groove block, make the snap ring sell the hub fixation with the second in the slot, most pass through the inboard of threaded ring with sealed lid, then sell the hub installation and accomplish, the inconvenient problem of round pin axle installation has effectively been.

Description

Tooth-shaped chain

Technical Field

The utility model relates to a profile of tooth chain equipment field specifically is a profile of tooth chain.

Background

The toothed chain, also called silent chain, belongs to a form of transmission chain, and is formed by connecting a series of toothed chain plates and guide plates which are assembled alternately and hinge pins or combined hinge elements, and the adjacent pitches are hinge joints, which can be divided into: the chain comprises an external guide type tooth-shaped chain, an internal guide type tooth-shaped chain and a double internal guide tooth-shaped chain.

The existing toothed chain is inconvenient to install due to the fact that the number of the outer chain plates and the number of the inner chain plates are large, and due to the fact that the number of the outer chain plates and the number of the inner chain plates are large, when one of the outer chain plates and the inner chain plates is damaged and needs to be replaced, the pin shaft is generally disassembled, all the outer chain plates and the inner chain plates on the pin shaft are scattered, and troubles are brought to later installation.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: in order to solve the problems that a pin shaft is inconvenient to mount and a toothed chain plate is not easy to replace, a toothed chain is provided.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a toothed chain, includes the outer link joint, one side of outer link joint is provided with the inner link joint, and the inboard of outer link joint is provided with the slot, one side that the inner link joint was kept away from to the outer link joint is provided with the screw thread ring, the inboard of slot is provided with first round pin axle, the outer wall of first round pin axle is provided with the cardboard, and one side of first round pin axle is connected with the threaded sleeve, one side that first round pin axle was kept away from to the threaded sleeve is provided with second round pin axle, second round pin axle outer wall is provided with the fixture block, and one side that the threaded sleeve was kept away from to the second round pin axle is provided with the connecting block, the inboard of screw thread ring is.

Preferably, the inner side of the inner chain plate is provided with a guide plate, and the outer chain plate is fixedly connected with the inner chain plate through a first pin shaft.

Preferably, the inner side of the second pin shaft is provided with a thread groove, the first pin shaft is movably connected with the second pin shaft through a thread sleeve and the thread groove, and the connecting block is welded on one side of the second pin shaft.

Preferably, the number of the clamping grooves is two, and the clamping plates are connected with the clamping grooves in a clamping mode.

Preferably, the clamping block is connected with the clamping ring in a clamping mode, and the first pin shaft is fixedly connected with the clamping groove through the clamping block and the clamping ring.

Preferably, the threaded ring is movably connected with the sealing cover through threads, and the threaded ring is welded on one side of the outer chain plate.

Preferably, the clamping groove is provided with a groove matched with the clamping ring, and the clamping ring is connected with the clamping groove in a clamping mode.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a set up first round pin axle, the second round pin axle, the cardboard, the draw-in groove, the snap ring, sealed lid, with outer link joint, the inner link joint is arranged neatly, then insert first round pin axle and second round pin axle in the slot on it, make first epaxial cardboard of round pin and draw-in groove block, put into the slot with the snap ring, the inner wall of snap ring and the fixture block of second round pin axle outer wall, its outer wall and another draw-in groove block of outer link joint, make the snap ring sell the hub fixation with the second in the slot, most pass through the inboard of threaded ring with sealed lid, then the round pin axle installation is accomplished, the inconvenient problem of round pin axle installation has.

2. The utility model discloses a set up first round pin axle, the second round pin axle, threaded sleeve, the thread groove, the connecting block, will seal the lid and take off from the threaded ring, again with snap ring and the separation of second round pin axle, then rotate the connecting block, make it drive the rotation of second round pin axle, make the thread groove of second round pin axle inside and the threaded sleeve separation of first round pin axle one side, then divide into first round pin axle and two parts of second round pin axle with the round pin axle, during the change, only need take off one of them epaxial tooth link joint of round pin can, it is more convenient to make tooth link joint change, the difficult problem of changing of tooth link joint has effectively been solved.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the connection of the outer link plate of the present invention;

fig. 3 is a schematic view of the threaded sleeve of the present invention;

FIG. 4 is a schematic view of a clamping plate of the present invention;

fig. 5 is a schematic view of a snap ring of the present invention;

fig. 6 is an enlarged view of a of the present invention.

In the figure: 1. an outer link plate; 2. an inner link plate; 3. a slot; 4. a guide plate; 5. a first pin shaft; 6. clamping a plate; 7. a card slot; 8. a threaded sleeve; 9. a second pin shaft; 10. a thread groove; 11. a clamping block; 12. connecting blocks; 13. a threaded ring; 14. a sealing cover; 15. a snap ring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-6, a toothed chain includes an outer link plate 1, an inner link plate 2 is disposed on one side of the outer link plate 1, a slot 3 is disposed on the inner side of the outer link plate 1, a threaded ring 13 is disposed on one side of the outer link plate 1 away from the inner link plate 2, a first pin 5 is disposed on the inner side of the slot 3, a clamping plate 6 is disposed on the outer wall of the first pin 5, a threaded sleeve 8 is connected to one side of the first pin 5, a second pin 9 is disposed on one side of the threaded sleeve 8 away from the first pin 5, a clamping block 11 is disposed on the outer wall of the second pin 9, a connecting block 12 is disposed on one side of the second pin 9 away from the threaded sleeve 8, a sealing cover 14 is disposed on the inner side of the threaded ring 13, a clamping ring 15 is.

Please refer to fig. 1, the inner side of the inner link plate 2 is provided with a guide plate 4, the guide plate 4 is used for separating the outer link plate 1 from the inner link plate 2, and the outer link plate 1 is fixedly connected with the inner link plate 2 by a first pin 5, which is convenient for connecting the outer link plate 1 with the inner link plate 2.

Please refer to fig. 3, the inner side of the second pin 9 is provided with a thread groove 10, the thread groove 10 is used for connecting with the threaded sleeve 8, and the first pin 5 and the second pin 9 are movably connected through the threaded sleeve 8 and the thread groove 10, so that the first pin 5 and the second pin 9 are connected together through the threaded sleeve 8 and the thread groove 10, thereby the outer chain plate 1 and the inner chain plate 2 are fixed together, and the connecting block 12 is welded at one side of the second pin 9, which is convenient for fixing the connecting block 12 at one side of the second pin 9.

Please refer to fig. 4, the number of the slots 7 is two, and the clamping plate 6 is connected to the slots 7 in a clamping manner, so that one side of the first pin 5 is fixed after the clamping plate 6 is clamped to the slot 7 on one side.

Please refer to fig. 5, the clamping block 11 is clamped and connected with the clamping ring 15, so that the clamping ring 15 can fix the second pin 9 through the clamping block 11, and the first pin 5 is fixedly connected with the clamping groove 7 through the clamping block 11 and the clamping ring 15, so that the second pin 9 is fixed in the slot 3.

Please refer to fig. 6, the threaded ring 13 is movably connected with the sealing cover 14 through threads, so that the sealing cover 14 can be conveniently fixed on the inner side of the threaded ring 13 by screwing the threads, the threaded ring 13 is welded on one side of the outer chain plate 1, so that the threaded ring 13 can be conveniently fixed on the outer chain plate 1, the groove 7 is provided with a groove matched with the snap ring 15, and the snap ring 15 is connected with the groove 7 in a clamping manner, so that the snap ring 15 is conveniently clamped with the groove 7, thereby fixing the second pin shaft 9.

The working principle is as follows: when the utility model is used, when a first pin shaft 5 and a second pin shaft 9 are needed to be installed on a tooth chain, a plurality of outer chain plates 1, inner chain plates 2 and a guide plate 4 are arranged orderly, then the first pin shaft 5 and the second pin shaft 9 are inserted into a slot 3 on the first pin shaft 5, a clamping plate 6 on one side of the first pin shaft 5 is clamped with a clamping groove 7 on one side of the outer chain plate 1, then a clamping ring 15 is put into the slot 3, the inner wall of the clamping ring 15 is clamped with a clamping block 11 on the outer wall of the second pin shaft 9, the outer wall of the clamping ring is clamped with the clamping groove 7 on the other side of the outer chain plate 1, the second pin shaft 9 is fixed in the slot 3 by the clamping ring 15, finally, a sealing cover 14 is fixed on the inner side of a thread ring 13 through threads, the pin shaft installation is completed, when the outer chain plates 1 or the inner chain plates 2 are needed to be replaced, the sealing cover 14 is, the second pin shaft 9 is driven to rotate, the thread groove 10 in the second pin shaft 9 is separated from the thread sleeve 8 on one side of the first pin shaft 5, the pin shaft is divided into the first pin shaft 5 and the second pin shaft 9, and when the pin shaft is replaced, only the tooth chain plate on one of the pin shafts needs to be taken down, so that the tooth chain plate is more convenient to replace.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. A toothed chain comprising an outer link plate (1), characterized in that: an inner chain plate (2) is arranged on one side of the outer chain plate (1), a slot (3) is arranged on the inner side of the outer chain plate (1), a threaded ring (13) is arranged on one side of the outer chain plate (1) far away from the inner chain plate (2), a first pin shaft (5) is arranged on the inner side of the slot (3), a clamping plate (6) is arranged on the outer wall of the first pin shaft (5), one side of the first pin shaft (5) is connected with a threaded sleeve (8), one side of the threaded sleeve (8) far away from the first pin shaft (5) is provided with a second pin shaft (9), the outer wall of the second pin shaft (9) is provided with a clamping block (11), and one side of the second pin shaft (9) far away from the threaded sleeve (8) is provided with a connecting block (12), the inner side of the threaded ring (13) is provided with a sealing cover (14), the outer side of the clamping block (11) is provided with a clamping ring (15), and the outer side of the clamping ring (15) is provided with a clamping groove (7).

2. A toothed chain according to claim 1, characterized in that: the inner side of the inner chain plate (2) is provided with a guide plate (4), and the outer chain plate (1) is fixedly connected with the inner chain plate (2) through a first pin shaft (5).

3. A toothed chain according to claim 1, characterized in that: the inner side of the second pin shaft (9) is provided with a thread groove (10), the first pin shaft (5) is movably connected with the second pin shaft (9) through a thread sleeve (8) and the thread groove (10), and the connecting block (12) is welded on one side of the second pin shaft (9).

4. A toothed chain according to claim 1, characterized in that: the number of the clamping grooves (7) is two, and the clamping plate (6) is connected with the clamping grooves (7) in a clamping mode.

5. A toothed chain according to claim 1, characterized in that: the clamping block (11) is connected with the clamping ring (15) in a clamping mode, and the first pin shaft (5) is fixedly connected with the clamping groove (7) through the clamping block (11) and the clamping ring (15).

6. A toothed chain according to claim 1, characterized in that: the threaded ring (13) is movably connected with the sealing cover (14) through threads, and the threaded ring (13) is welded on one side of the outer chain plate (1).

7. A toothed chain according to claim 1, characterized in that: the clamping groove (7) is provided with a groove matched with the clamping ring (15), and the clamping ring (15) is connected with the clamping groove (7) in a clamping mode.