CN210359111U - Chain dismounting device - Google Patents
Chain dismounting device Download PDFInfo
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- CN210359111U CN210359111U CN201920949949.4U CN201920949949U CN210359111U CN 210359111 U CN210359111 U CN 210359111U CN 201920949949 U CN201920949949 U CN 201920949949U CN 210359111 U CN210359111 U CN 210359111U
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- fixing plate
- chain
- hole
- screw rod
- dismounting device
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Abstract
The utility model discloses a chain dismounting device, which comprises a fixing frame and a screw rod, wherein the fixing frame comprises a first fixing plate, a second fixing plate and a third fixing plate, the first fixing plate and the third fixing plate are arranged oppositely, two ends of the second fixing plate are respectively fixedly connected with a first end of the first fixing plate and a first end of the third fixing plate, the first fixing plate is provided with a first threaded hole, the second fixing plate is provided with a first through hole, the first threaded hole is arranged opposite to the first through hole, the screw rod is arranged in the first threaded hole, when the chain is arranged between the first threaded hole and the first through hole, a chain shaft of the chain can be opposite to the screw rod, the screw rod is rotated to be abutted against the screw rod, the chain shaft of the chain can be pushed out from the first through hole through the screw rod, the disassembly of the chain is completed, the chain can be conveniently, quickly and laborsavingly disassembled by easily rotating the screw rod, brings great convenience to the maintenance work of the construction site and has good practicability.
Description
Technical Field
The utility model relates to a technical field is dismantled to the chain, specifically relates to a chain dismounting device.
Background
Chain transmission is an important form of mechanical transmission, however, abrasion of a chain in a transmission process is inevitable, the chain is elongated and loosened due to abrasion, accurate transmission matching cannot be guaranteed generally, and the use requirements are difficult to meet; in addition, the chain can be disassembled and cut in other cases as required. Because both ends of the chain shaft are riveted and pressed, the chain shaft is matched with the chain link piece very tightly, and the chain shaft is punched down by a hand hammer and a punch by means of bench clamp or a sizing block in the current common practice, so that the operation is inconvenient and the efficiency is low.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that overcome prior art not enough, provide a can improve the chain dismounting device of the dismantlement efficiency of chain.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
in one general aspect, there is provided a chain dismounting device comprising a mount and a screw, wherein:
the fixing frame comprises a first fixing plate, a second fixing plate and a third fixing plate, the first fixing plate and the third fixing plate are arranged oppositely, and two ends of the second fixing plate are fixedly connected with the first end of the first fixing plate and the first end of the third fixing plate respectively;
a first threaded hole is formed in the first fixing plate, a first through hole is formed in the second fixing plate, and the first threaded hole and the first through hole are arranged in a right-to-right mode;
the screw is arranged in the first threaded hole;
when the chain is arranged between the first threaded hole and the first through hole, the chain shaft of the chain can be pushed out of the first through hole by rotating the screw rod.
Preferably, the chain dismounting device further comprises a fourth fixing plate, the fourth fixing plate is opposite to the second fixing plate, and two ends of the fourth fixing plate are detachably connected with the second end of the first fixing plate and the second end of the third fixing plate respectively.
Preferably, two ends of the fourth fixing plate are detachably connected with the second end of the first fixing plate and the second end of the third fixing plate through screws respectively.
Preferably, the diameter of the first through hole is larger than the diameter of the chain axis of the chain.
Preferably, one end of the chain shaft of the chain is provided with a head, and the diameter of the first through hole is equal to that of the head.
Preferably, the distance between the second fixing plate and the fourth fixing plate is the same as the width of the chain.
The utility model provides a chain dismounting device, because when the chain setting between first screw hole and first through-hole, the chain axle of chain can just right with the screw rod, rotate the screw rod this moment and make its and screw rod butt, then can release the chain axle of chain from first through-hole through the screw rod, accomplish disassembling of chain, through light rotation screw rod, can realize that convenient, swift, laborsaving dismantles the chain, it brings very big facility to maintain work for the job site maintenance, possesses fine practicality.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is a schematic sectional view of the chain dismounting device of the present invention.
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.
Fig. 1 is the utility model discloses a sectional structure schematic diagram of chain dismounting device, like fig. 1, the embodiment of the utility model provides a chain dismounting device, including mount 1 and screw rod 2, wherein:
the fixing frame 1 comprises a first fixing plate 11, a second fixing plate 12 and a third fixing plate 13, wherein the first fixing plate 11 and the third fixing plate 13 are arranged oppositely, two ends of the second fixing plate 12 are fixedly connected with a first end of the first fixing plate 11 and a first end of the third fixing plate 13 respectively, the first fixing plate 11, the second fixing plate 12 and the third fixing plate 13 are sequentially connected with each other to form a C-shaped frame, and a chain needing to be disassembled can be placed in the frame. And first screw hole 16 is provided on first fixed plate 11, first through-hole 17 is provided on second fixed plate 12, first screw hole 16 and first through-hole 17 just face to arranging, and the screw rod sets up in first screw hole 16, and when the chain sets up in the frame of C font, the position of the chain axle of manual adjustment chain when making the chain axle be located between first screw hole 16 and first through-hole 17, rotate the screw rod and make it and screw rod butt, then can push out the chain axle of chain from first through-hole 17 through the screw rod, accomplish the disassembling of chain.
Further, the chain dismounting device further comprises a fourth fixing plate 14, the fourth fixing plate 14 is opposite to the second fixing plate 12, and two ends of the fourth fixing plate 14 are detachably connected with the second end of the first fixing plate 11 and the second end of the third fixing plate 13 respectively. When the fourth fixing plate 14 is detached, the chain can be conveniently put in or the detached chain parts can be conveniently taken out. When the fourth fixing plate 14 is mounted, the position of the chain can be well limited, and the chain to be detached can be prevented from falling off the fixing frame 1.
Specifically, two ends of the fourth fixing plate 14 are detachably connected to the second end of the first fixing plate 11 and the second end of the third fixing plate 13 by screws, respectively. The screw is convenient to mount and dismount.
Further, the diameter of the first through hole 17 is larger than the diameter of the chain shaft of the chain, and the chain shaft needs to be smoothly drawn out of the first through hole 17 when the screw pushes the chain shaft, so that the diameter of the first through hole 17 is larger than the diameter of the chain shaft of the chain.
Further, the one end of the chain axle of chain is provided with end 15, and the diameter of first through-hole 17 equals the diameter of end 15, and after the frame of C font was packed into with the chain, the chain can rock, inlays end 15 this moment and establishes in first through-hole 17, through rocking of first through-hole 17 and end 15's cooperation restraint chain, convenient dismantlement.
Further, the distance between the second fixing plate 12 and the fourth fixing plate 14 is the same as the width of the chain, and similarly, the second fixing plate 12 and the fourth fixing plate 14 can clamp the chain tightly to prevent the chain from shaking.
The embodiment of this specification provides a chain dismounting device, because when the chain setting between first screw hole and first through-hole, the chain axle of chain can just right with the screw rod, rotate the screw rod this moment and make its and screw rod butt, then can release the chain axle of chain from first through-hole through the screw rod, accomplish disassembling of chain, through light rotation screw rod, can realize convenient, swift, laborsaving dismantlement chain, bring very big facility for job site maintenance work, possess fine practicality.
The foregoing description has been directed to specific embodiments of this disclosure. Other embodiments are within the scope of the following claims. It should be noted that, for those skilled in the art, without departing from the principle of the present application, several improvements and modifications can be made, and these improvements and modifications should also be construed as the protection scope of the present application.
Claims (6)
1. The utility model provides a chain dismounting device which characterized in that, includes mount (1) and screw rod (2), wherein:
the fixing frame (1) comprises a first fixing plate (11), a second fixing plate (12) and a third fixing plate (13), the first fixing plate (11) and the third fixing plate (13) are oppositely arranged, and two ends of the second fixing plate (12) are fixedly connected with a first end of the first fixing plate (11) and a first end of the third fixing plate (13) respectively;
a first threaded hole (16) is formed in the first fixing plate (11), a first through hole (17) is formed in the second fixing plate (12), and the first threaded hole (16) and the first through hole (17) are arranged in a facing mode;
the screw is arranged in the first threaded hole (16);
when a chain is arranged between the first threaded hole (16) and the first through hole (17), rotating the screw rod can push the chain shaft of the chain out of the first through hole (17).
2. The chain dismounting device according to claim 1, further comprising a fourth fixing plate (14), wherein said fourth fixing plate (14) is disposed opposite to said second fixing plate (12), and two ends of said fourth fixing plate (14) are detachably connected to a second end of said first fixing plate (11) and a second end of said third fixing plate (13), respectively.
3. The chain dismounting device according to claim 2, characterized in that both ends of said fourth fixing plate (14) are detachably connected to the second ends of said first fixing plate (11) and said third fixing plate (13) by screws, respectively.
4. A chain dismounting device according to any one of claims 1-3, wherein said first through hole (17) has a diameter larger than a diameter of a chain axis of said chain.
5. A chain dismounting device according to any one of claims 1-3, characterized in that one end of the chain shaft of said chain is provided with a head (15), and that said first through hole (17) has a diameter equal to the diameter of said head (15).
6. A chain dismounting device according to claim 2 or 3, characterized in that the distance between said second fixing plate (12) and said fourth fixing plate (14) is the same as the width of the chain.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920949949.4U CN210359111U (en) | 2019-06-21 | 2019-06-21 | Chain dismounting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920949949.4U CN210359111U (en) | 2019-06-21 | 2019-06-21 | Chain dismounting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210359111U true CN210359111U (en) | 2020-04-21 |
Family
ID=70266610
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920949949.4U Active CN210359111U (en) | 2019-06-21 | 2019-06-21 | Chain dismounting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210359111U (en) |
-
2019
- 2019-06-21 CN CN201920949949.4U patent/CN210359111U/en active Active
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