Chain ring chain

Abstract

The utility model relates to the technical field of chains, and discloses a chain ring chain which comprises a chain and round chain rings, the chain is composed of a plurality of round chain rings, the round chain rings are mutually buckled, each round chain ring comprises a ring body, an arc-shaped clamping rod is arranged between the two ends of each ring body, an inserting groove is formed in one side of each arc-shaped clamping rod, and the inserting grooves are communicated with the arc-shaped clamping rods. A first sliding groove is formed in one end of the ring body, a second sliding groove is formed in the other end of the ring body, a mounting groove is formed in the outer wall, located on one side of the second sliding groove, of the ring body, the mounting groove is communicated with the second sliding groove, and a fixing mechanism is fixedly mounted in the mounting groove and comprises a sleeve mounted on the outer wall of one side of the ring body. According to the device, the fixing mechanism is arranged, so that the operation is convenient and fast, the circular chain ring can be conveniently and quickly replaced and maintained, and the practicability of the device can be improved.

Description

Technical Field

[0001] The utility model relates to the technical field of chains, and more specifically to a link chain. Background Art

[0002] Link chain usually refers to chain devices used for lifting, pulling and hoisting. They are composed of multiple circular links connected together and are usually made of metal to withstand weight and stress. Link chain is widely used in industries such as industry, construction and shipping.

[0003] When a link chain works for a long time or under high load, one or some links in the chain may be severely worn. At this time, the link or the entire chain needs to be replaced. However, in traditional link chains, the links are mostly connected by multi-stage welding. Therefore, it is inconvenient to replace them when they need to be replaced. The operation is cumbersome, and it is not convenient to maintain and replace the chain, and it is inconvenient to use. Therefore, we propose a link chain to solve the above problems. Utility Model Content

[0004] In order to overcome the above defects of the prior art, the utility model provides a link chain to solve the problems existing in the above background technology.

[0005] The utility model provides the following technical solutions: a chain link chain, comprising a chain and a circular chain link, the chain is composed of a plurality of circular chain links, and the circular chain links are interlocked, the circular chain link comprises a ring body, an arc-shaped clamping rod is arranged between the two ends of the ring body, a slot is arranged on one side of the arc-shaped clamping rod, a first slide groove is arranged on one end of the ring body, a second slide groove is arranged on the other end of the ring body, an installation groove is arranged on the outer wall of one side of the ring body located at the second slide groove, and the installation groove is communicated with the second slide groove, a fixing mechanism is fixedly installed in the installation groove, and the fixing mechanism is fixedly installed in the installation groove. The fixing mechanism includes a sleeve installed on the outer wall of one side of the ring body, the sleeve has a moving groove at one end close to the ring body, and a through groove at the other end of the sleeve, an insertion rod is provided at one end of the sleeve close to the ring body, and an end of the insertion rod away from the arc-shaped clamping rod is fixedly connected to a moving block, and an end of the moving block away from the insertion rod is fixedly connected to the moving rod, and a spring is sleeved on one end of the moving rod close to the moving block, and one end of the moving rod away from the moving block extends through the moving groove to the through groove and is fixedly connected to a limiting baffle, and the other end of the limiting baffle is fixedly connected to a pull rod.

[0006] Preferably, a gasket is sleeved on one end of the moving rod away from the moving block, and the spring is arranged between the gasket and the moving block.

[0007] Preferably, a limit stop groove is provided at one end of the sleeve close to the pull rod, the limit stop groove is matched with the limit stop plate, and the insertion rod is matched with the slot.

[0008] Preferably, the sleeve is symmetrically provided with limit sliding grooves on both side inner walls of the movable groove, and the limit sliding blocks are symmetrically fixedly connected with both side outer walls of the movable block, and the limit sliding blocks and the limit sliding grooves form a sliding connection structure.

[0009] Preferably, a docking groove is provided at one end of the inner wall of the ring body located in the second slide groove, and a docking block is fixedly connected to one end of the arc-shaped clamping rod located in the second slide groove, the docking block is adapted to the docking groove, and grooves are symmetrically provided on both sides of the inner wall of the ring body.

[0010] Preferably, a sliding groove is provided on one side of the outer wall of the ring body, and the sliding groove is connected to the first sliding groove. One end of the ring body located in the first sliding groove is fixedly connected to a magnet block, and one end of the magnet block is provided with, and the end of the arc-shaped clamping rod away from the docking block is fixedly connected to a magnet plug-in block, and the magnet plug-in block is adapted to the docking block, and the side of the arc-shaped clamping rod close to the magnet plug-in block is fixedly connected to a sliding block, and the sliding block and the sliding groove constitute a sliding connection structure.

[0011] Technical effects and advantages of the utility model:

[0012] 1. The utility model is provided with a fixing mechanism. When the circular chain ring that is severely worn and damaged needs to be maintained and replaced, it is only necessary to pull the pull rod outward, and the pull rod drives the limit baffle to move outward along the through groove, thereby driving the moving block to move outward along the moving groove to squeeze the spring, and then driving the insertion rod to move outward to disengage from the slot. At this time, it is only necessary to rotate the pull rod clockwise 90 degrees so that the limit baffle is engaged in the limit baffle groove, thereby completing the limitation of the insertion rod. The operation is convenient, and the circular chain ring can be quickly replaced and maintained, which is conducive to improving the practicality of the device.

[0013] 2. When the utility model is in use, the sliding block is toggled so that the sliding block slides along the sliding groove toward the magnet block, and the sliding block drives the arc-shaped clamping rod to move toward the magnet block, thereby making the docking block disengage from the docking groove. When the magnet plug-in block moves inward, the arc-shaped clamping rod is disengaged from the second sliding groove through the magnetic attraction between the magnet block and the magnet plug-in block, making it easy to remove the circular chain link, and then buckle the new circular chain link. The opposite operation is performed, and the sliding block is slid so that the other end of the arc-shaped clamping rod is inserted into the second sliding groove, and inserted into the docking groove through the docking block. At this time, the insertion rod is just aligned with the slot, and the pull rod is pulled outward and rotated 90 degrees. After releasing it, the insertion rod will be pushed to move toward the slot under the action of the reset elastic force of the spring, and then inserted into the slot to complete the fixation. The operation is convenient, saving time and effort. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the overall structure of the utility model.

[0015] Figure 2 It is a schematic diagram of the circular chain ring structure of the utility model.

[0016] Figure 3 It is a schematic diagram of the side view structure of the circular chain ring of the utility model.

[0017] Figure 4 It is a schematic diagram of an exploded and enlarged cross-section of a circular chain link of the utility model.

[0018] Figure 5 It is a schematic diagram of the cross-sectional structure of the fixing mechanism of the utility model.

[0019] The accompanying drawings are marked as follows: 1. chain; 2. circular chain link; 21. ring body; 22. groove; 23. first slide groove; 24. magnet block; 25. slot; 26. second slide groove; 27. docking slot; 28. sliding slot; 3. fixing mechanism; 31. sleeve; 32. movable slot; 33. limiting slide groove; 34. through slot; 35. limiting stop slot; 36. pull rod; 37. limiting baffle; 38. gasket; 39. movable rod; 310. spring; 311. movable block; 312. limiting slider; 313. insertion rod; 4. arc-shaped clamping rod; 5. sliding block; 6. magnet insertion block; 7. docking block; 8. slot. DETAILED DESCRIPTION

[0020] The technical solution of the present invention will be clearly and completely described below in conjunction with the drawings in the present invention. In addition, the forms of the various structures recorded in the following embodiments are merely illustrative, and the link chain involved in the present invention is not limited to the various structures recorded in the following embodiments. All other implementations obtained by ordinary technicians in this field without making creative work belong to the scope of protection of the present invention.

[0021] The utility model provides a chain link chain, see Figure 1-5As shown, it includes a chain 1 and a circular chain ring 2, the chain 1 is composed of a plurality of circular chain rings 2, and the circular chain rings 2 are interlocked, the circular chain ring 2 includes a ring body 21, an arc-shaped clamping rod 4 is arranged between the two ends of the ring body 21, a slot 8 is provided on one side of the arc-shaped clamping rod 4, a first slide groove 23 is provided at one end of the ring body 21, and a second slide groove 26 is provided at the other end of the ring body 21, a mounting groove is provided on the outer wall of one side of the ring body 21 located at the second slide groove 26, and the mounting groove is connected to the second slide groove 26, and a fixing mechanism 3 is fixedly installed in the mounting groove, and the fixing mechanism 3 includes a sleeve 31 installed on the outer wall of one side of the ring body 21, a movable groove 32 is provided at one end of the sleeve 31 close to the ring body 21, a through groove 34 is provided at the other end of the sleeve 31, and a first slide groove 23 is provided at one end of the ring body 21, and a second slide groove 26 is provided at the other end of the sleeve 31. An insert rod 313 is provided, and the end of the insert rod 313 away from the arc-shaped clamping rod 4 is fixedly connected to the moving block 311, and the end of the moving block 311 away from the insert rod 313 is fixedly connected to the moving rod 39, and the end of the moving rod 39 close to the moving block 311 is sleeved with a spring 310, and the end of the moving rod 39 away from the moving block 311 passes through the moving groove 32 and extends to the through groove 34 and is fixedly connected to the limiting baffle 37, and the other end of the limiting baffle 37 is fixedly connected to the pull rod 36, and the end of the moving rod 39 away from the moving block 311 is sleeved with a gasket 38, and the spring 310 is arranged between the gasket 38 and the moving block 311, and a limiting baffle groove 35 is provided at the end of the sleeve 31 close to the pull rod 36, and the limiting baffle groove 35 is adapted to the limiting baffle 37, and the insert rod 313 is adapted to the slot 8.

[0022] In the embodiment of the present application, during use, when the severely worn and damaged circular chain link 2 needs to be maintained and replaced, it is only necessary to pull the pull rod 36 outward, and the pull rod 36 drives the limiting baffle 37 to move outward along the through slot 34, thereby driving the moving block 311 to move outward along the moving slot 32 to squeeze the spring 310, and then drive the insertion rod 313 to move outward and disengage from the slot 8. At this time, it is only necessary to rotate the pull rod 36 90 degrees clockwise so that the limiting baffle 37 is engaged in the limiting baffle slot 35, thereby completing the limiting of the insertion rod 313. At this time, it is only necessary to move the sliding block 5 so that the sliding block 5 slides along the sliding slot 28 toward the magnet block 24, and the sliding block 5 drives the arc-shaped clamping rod 4 to move toward the magnet block 24, thereby disengaging the docking block 7. When the magnet block 6 moves into 25, the arc-shaped clamping rod 4 is separated from the second slide groove 26 by the magnetic attraction between the magnet block 24 and the magnet block 6, so that the circular chain ring 2 can be removed. Then, the new circular chain ring 2 is buckled on. The opposite operation is performed, and the sliding block 5 is slid so that the other end of the arc-shaped clamping rod 4 is inserted into the second slide groove 26 and inserted into the docking groove 27 through the docking block 7. At this time, the insertion rod 313 is just aligned with the slot 8. The pull rod 36 is pulled outward and rotated 90 degrees. After releasing, the insertion rod 313 is pushed to move toward the slot 8 under the action of the reset elastic force of the spring 310, and then inserted into the slot 8 to complete the fixation. The operation is convenient and it is convenient to quickly replace and maintain the circular chain ring 2.

[0023] Furthermore, the sleeve 31 is symmetrically provided with limiting grooves 33 on both sides of the inner wall of the movable groove 32, and the limiting sliders 312 are symmetrically fixedly connected to the outer walls of the movable block 311 on both sides. The limiting sliders 312 and the limiting grooves 33 form a sliding connection structure. When in use, the limiting sliders 312 slide along the limiting grooves 33, so that the movement of the movable block 311 is more stable.

[0024] Furthermore, a docking groove 27 is provided at one end of the inner wall of the ring body 21 located in the second slide groove 26, and a docking block 7 is fixedly connected to one end of the arc-shaped clamping rod 4 located in the second slide groove 26. The docking block 7 is adapted to the docking groove 27, and grooves 22 are symmetrically provided on both sides of the inner wall of the ring body 21. When in use, by inserting the docking block 7 into the docking groove 27, the fixation of the arc-shaped clamping rod 4 is made more secure, and it is also convenient for the insertion rod 313 to align with the slot 8, which is convenient for insertion.

[0025] Furthermore, a sliding groove 28 is provided on one side of the outer wall of the ring body 21, and the sliding groove 28 is connected to the first sliding groove 23. A magnet block 24 is fixedly connected to one end of the ring body 21 located in the first sliding groove 23, and a 25 is provided on one end of the magnet block 24. A magnet plug 6 is fixedly connected to the end of the arc-shaped clamping rod 4 away from the docking block 7, and the magnet plug 6 is adapted to 25. A sliding block 5 is fixedly connected to the side of the arc-shaped clamping rod 4 close to the magnet plug 6. The sliding block 5 and the sliding groove 28 form a sliding connection structure. When in use, the sliding block 5 slides along the sliding groove 28, so that the arc-shaped clamping rod 4 moves more stably along the first sliding groove 23. The arrangement of the magnet plug 6 and 25 makes the arc-shaped clamping rod 4 not easy to slip, thereby facilitating the replacement and maintenance of the circular chain ring 2.

[0026] The working principle of the utility model is as follows: when in use, when it is necessary to maintain and replace the severely worn and damaged circular chain link 2, it is only necessary to pull the pull rod 36 outwards, and the pull rod 36 drives the limit baffle 37 to move outwards along the through groove 34, thereby driving the moving block 311 to move outwards along the moving groove 32 to squeeze the spring 310, and then drive the insertion rod 313 to move outwards to disengage from the slot 8. At this time, it is only necessary to rotate the pull rod 36 90 degrees clockwise so that the limit baffle 37 is engaged in the limit baffle groove 35, thereby completing the limitation of the insertion rod 313. At this time, it is only necessary to move the sliding block 5 so that the sliding block 5 slides along the sliding groove 28 toward the magnet block 24, and the sliding block 5 drives the arc-shaped clamping rod 4 to move toward the magnet block 24, so that the docking block 7 Disengage from the docking groove 27. When the magnet block 6 moves into 25, the magnetic attraction between the magnet block 24 and the magnet block 6 disengages the arc-shaped clamping rod 4 from the second slide groove 26, making it easy to remove the circular chain ring 2. Then, a new circular chain ring 2 is buckled on. The opposite operation is performed, and the sliding block 5 is slid so that the other end of the arc-shaped clamping rod 4 is inserted into the second slide groove 26 and inserted into the docking groove 27 through the docking block 7. At this time, the insertion rod 313 is just aligned with the slot 8. The pull rod 36 is pulled outward and rotated 90 degrees. After being released, the insertion rod 313 is pushed toward the slot 8 under the action of the reset elastic force of the spring 310, and then inserted into the slot 8 to complete the fixation. The operation is convenient and it is convenient to quickly replace and maintain the circular chain ring 2.

[0027] Finally, a few points should be explained: First, in the description of this application, it should be noted that, unless otherwise specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, which may refer to mechanical connection or electrical connection, or internal communication between two components, or direct connection. "upper", "lower", "left", "right", etc. are only used to indicate relative positional relationships. When the absolute position of the object being described changes, the relative positional relationship may change;

[0028] Secondly: In the drawings of the embodiments disclosed in the present utility model, only the structures related to the embodiments disclosed in the present utility model are involved, and other structures can refer to the general design. In the absence of conflict, the same embodiment and different embodiments of the present utility model can be combined with each other;

[0029] Finally: The above description is only a preferred embodiment of the present utility model and is not intended to limit the present utility model. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present utility model should be included in the protection scope of the present utility model.

Claims

1. A link chain, comprising a chain (1) and a circular link (2), characterized in that: The chain (1) is composed of a plurality of circular chain links (2), and the circular chain links (2) are interlocked. The circular chain link (2) comprises a ring body (21), an arc-shaped clamping rod (4) is arranged between the two ends of the ring body (21), a slot (8) is arranged on one side of the arc-shaped clamping rod (4), a first slide groove (23) is arranged on one end of the ring body (21), a second slide groove (26) is arranged on the other end of the ring body (21), an installation groove is arranged on the outer wall of one side of the ring body (21) located at the second slide groove (26), and the installation groove is communicated with the second slide groove (26), a fixing mechanism (3) is fixedly installed in the installation groove, and the fixing mechanism (3) comprises a sleeve (31) installed on the outer wall of one side of the ring body (21), and the sleeve (31) is close to the ring body ( A movable groove (32) is provided at one end of the sleeve (31), a through groove (34) is provided at the other end of the sleeve (31), an insertion rod (313) is provided at one end of the sleeve (31) close to the ring body (21), an end of the insertion rod (313) away from the arc-shaped clamping rod (4) is fixedly connected to a movable block (311), an end of the movable block (311) away from the insertion rod (313) is fixedly connected to a movable rod (39), an end of the movable rod (39) close to the movable block (311) is sleeved with a spring (310), an end of the movable rod (39) away from the movable block (311) passes through the movable groove (32) and extends to one end of the through groove (34) and is fixedly connected to a limit baffle (37), and the other end of the limit baffle (37) is fixedly connected to a pull rod (36).

2. A link chain according to claim 1, characterized in that: A gasket (38) is sleeved on one end of the moving rod (39) away from the moving block (311), and the spring (310) is arranged between the gasket (38) and the moving block (311).

3. A link chain according to claim 1, characterized in that: A limit stop groove (35) is provided at one end of the sleeve (31) close to the pull rod (36); the limit stop groove (35) is matched with the limit stop plate (37); and the insertion rod (313) is matched with the slot (8).

4. A link chain according to claim 1, characterized in that: The sleeve (31) is symmetrically provided with limit sliding grooves (33) on the inner walls on both sides of the moving groove (32); the outer walls on both sides of the moving block (311) are symmetrically fixedly connected with the limit sliding blocks (312); the limit sliding blocks (312) and the limit sliding grooves (33) form a sliding connection structure.

5. The link chain according to claim 1, characterized in that: A docking groove (27) is provided at one end of the inner wall of the ring body (21) located in the second slide groove (26); a docking block (7) is fixedly connected to one end of the arc-shaped clamping rod (4) located in the second slide groove (26); the docking block (7) is adapted to the docking groove (27); and grooves (22) are symmetrically provided on both sides of the inner wall of the ring body (21).

6. The link chain according to claim 1, characterized in that: A sliding groove (28) is provided on one side of the outer wall of the ring body (21), and the sliding groove (28) is connected to the first sliding groove (23). One end of the ring body (21) located in the first sliding groove (23) is fixedly connected to a magnet block (24), and one end of the magnet block (24) is provided with a (25). The end of the arc-shaped clamping rod (4) away from the docking block (7) is fixedly connected to a magnet plug-in block (6), and the magnet plug-in block (6) is adapted to (25). The side of the arc-shaped clamping rod (4) close to the magnet plug-in block (6) is fixedly connected to a sliding block (5), and the sliding block (5) and the sliding groove (28) form a sliding connection structure.

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