CN213541191U - Rigid chain mechanism - Google Patents
Rigid chain mechanism Download PDFInfo
- Publication number
- CN213541191U CN213541191U CN202021829159.1U CN202021829159U CN213541191U CN 213541191 U CN213541191 U CN 213541191U CN 202021829159 U CN202021829159 U CN 202021829159U CN 213541191 U CN213541191 U CN 213541191U
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- chain
- bolt
- box
- chain wheel
- movably connected
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Abstract
The utility model discloses a rigid chain mechanism in the chain field, which comprises a box body, wherein the right side of the box body is movably connected with a speed reducer, the interior of the box body is movably connected with a chain wheel box, a chain wheel is arranged in the chain wheel box, the chain wheel is in transmission connection with the speed reducer, and the surface of the chain wheel is in transmission connection with a chain; the chain includes chain link, control pin, fixed pin, gland, spring, bolt axle, bolt shaft hole and screw, the top and the bottom of chain link all run through bolt shaft hole and screw in proper order and extend to the inside of screw and be connected with the bolt shaft transmission, the surface and the chain link swing joint of fixed pin. The utility model discloses in, through chain link, control pin, fixed pin, gland, spring, bolt axle, bolt shaft hole and screw, make the chain can change between rigid state and flexible state, can improve the axial load who bears, can satisfy people's demand, be favorable to people's use.
Description
Technical Field
The utility model relates to a chain field specifically is a rigidity chain mechanism.
Background
The chain is generally a metal chain link or ring, is used for mechanical transmission and traction, is used for obstructing a traffic passage, and is used for mechanical transmission, in the like products, the chain product series is divided according to the basic structure of the chain, namely, the basic structure of the chain, the parts and the parts meshed with the chain, the size proportion among the parts and the like, the types of the chain are various, but the basic structure of the chain is only the following types, and the others are all the variations of the chain, and we can see that most of the chains are composed of parts such as chain plates, chain pins, shaft sleeves and the like, other types of the chains only change the chain plates according to different requirements, some chain plates are provided with scraping plates, some chain plates are provided with guide bearings, and other chain plates are provided with rollers and the like, which are modified for different application occasions, when the existing chain is used, the rigidity of the chain cannot be adjusted, and the requirement of people is difficult to meet. Accordingly, one skilled in the art provides a rigid chain mechanism to solve the problems set forth in the background above.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a rigidity chain mechanism to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
a rigid chain mechanism comprises a box body, wherein a speed reducer is movably connected to the right side of the box body, a chain wheel box is movably connected to the interior of the box body, a chain wheel is arranged inside the chain wheel box and is in transmission connection with the speed reducer, and a chain is in transmission connection with the surface of the chain wheel;
the chain includes chain link, control pin, fixed pin, gland, spring, bolt axle hole and screw, the top and the bottom of chain link all run through bolt axle hole and screw in proper order and extend to the inside of screw and be connected with the bolt axle transmission, the surface and the chain link swing joint of fixed pin, the inner wall of gland and the surface swing joint of bolt axle, the back and the spring fixed connection of control pin, the rear end of spring and the inner wall fixed connection of gland, the bottom and the control pin swing joint of fixed pin, the left side of fixed pin and the inner wall swing joint of chain.
As a further aspect of the present invention: the top and the bottom of the chain link are both fixedly connected with flanges, and a groove matched with the flanges is formed in the chain link.
As a further aspect of the present invention: the fixed pin includes arc portion and toper portion, the arc wall has been seted up to the inside of control round pin, the bell mouth has been seted up to the inside of chain, arc portion and toper portion looks adaptation, bell mouth and toper portion looks adaptation.
As a further aspect of the present invention: the chain wheel box is characterized in that a first bolt is connected to the inner thread of the chain wheel box, and the chain wheel box is movably connected with the box body through the first bolt.
As a further aspect of the present invention: the positive bottom fixedly connected with installation piece of box, the mounting hole has been seted up to the inside of installation piece.
As a further aspect of the present invention: the internal thread of box is connected with the second bolt, the box passes through second bolt and speed reducer swing joint.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses in, through chain link, control pin, fixed pin, gland, spring, bolt axle, bolt shaft hole and screw, make the chain can change between rigid state and flexible state, can improve the axial load who bears, can satisfy people's demand, be favorable to people's use.
2. The utility model discloses in, through flange and recess, be convenient for fix the chain link, through arc portion, toper portion, bell mouth and arc wall, it is more stable to make the fixed pin be connected with control pin and chain, through first bolt, is convenient for carry out the dismouting to the sprocket case, through the installation piece, is convenient for install the box, through the second bolt, is convenient for carry out the dismouting to the speed reducer.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a top view of the present invention;
FIG. 3 is an enlarged structural view of A in FIG. 1 according to the present invention;
fig. 4 is a sectional view of the structural gland of the present invention.
In the figure: 1. a box body; 2. a speed reducer; 3. a sprocket; 4. a chain; 41. a chain link; 411. a flange; 412. a groove; 413. a tapered hole; 42. a control pin; 421. an arc-shaped slot; 43. a fixing pin; 431. an arc-shaped portion; 432. a tapered portion; 44. a gland; 45. a spring; 46. a bolt shaft; 47. a bolt shaft hole; 48. a screw hole; 5. a first bolt; 6. mounting blocks; 7. a sprocket case; 8. and a second bolt.
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 to 4, in an embodiment of the present invention, a rigid chain mechanism includes a box body 1, a speed reducer 2 is movably connected to a right side of the box body 1, a chain wheel box 7 is movably connected to an inside of the box body 1, a chain wheel 3 is arranged inside the chain wheel box 7, the chain wheel 3 is in transmission connection with the speed reducer 2, and a chain 4 is in transmission connection with a surface of the chain wheel 3;
the chain 4 comprises a chain link 41, a control pin 42, a fixing pin 43, a gland 44, a spring 45, a bolt shaft 46, a bolt shaft hole 47 and a screw hole 48, wherein the top end and the bottom end of the chain link 41 sequentially penetrate through the bolt shaft hole 47 and the screw hole 48 and extend to the inside of the screw hole 48 to be in transmission connection with the bolt shaft 46, the surface of the fixing pin 43 is movably connected with the chain link 41, the inner wall of the gland 44 is movably connected with the surface of the bolt shaft 46, the back surface of the control pin 42 is fixedly connected with the spring 45, the rear end of the spring 45 is fixedly connected with the inner wall of the gland 44, the bottom of the fixing pin 43 is movably connected with the control pin 42, and the left side.
Through chain link 41, control pin 42, fixed pin 43, gland 44, spring 45, bolt axle 46, bolt axle hole 47 and screw 48, make chain 4 can change between rigid state and flexible state, can improve the axial load who bears, can satisfy people's demand, be favorable to people's use.
In this embodiment, the top and the bottom of the link 41 are both fixedly connected with a flange 411, and a groove 412 adapted to the flange 411 is opened inside the link 41.
The fixing of the link 41 is facilitated by the flange 411 and the groove 412.
In this embodiment, the fixing pin 43 includes an arc portion 431 and a taper portion 432, the control pin 42 has an arc slot 421 therein, the chain 4 has a taper hole 413 therein, the arc portion 431 is fitted to the taper portion 432, and the taper hole 413 is fitted to the taper portion 432.
The fixing pin 43 is more stably connected to the control pin 42 and the chain 4 by the arc portion 431, the tapered portion 432, the tapered hole 413, and the arc groove 421.
In the embodiment, the first bolt 5 is connected to the inner thread of the sprocket box 7, and the sprocket box 7 is movably connected with the box body 1 through the first bolt 5.
Through first bolt 5, be convenient for carry out the dismouting to sprocket case 7.
In this embodiment, the mounting block 6 is fixedly connected to the bottom of the front surface of the box body 1, and a mounting hole is formed in the mounting block 6.
Through installation piece 6, be convenient for install box 1.
In this embodiment, the second bolt 8 is connected to the inner thread of the box 1, and the box 1 is movably connected to the speed reducer 2 through the second bolt 8.
Through second bolt 8, be convenient for carry out the dismouting to speed reducer 2.
The utility model discloses a theory of operation is: each chain link 41 can be inserted into the groove 412 through the flanges 411 at two sides, the chain links 41 inserted into each other can be connected with the bolt shaft 46 in the bolt hole 48 around the bolt shaft hole 47, the head of the control pin 42 is extended out under the action of the spring 45, the arc-shaped groove 421 on the control pin 43 is disengaged from the arc-shaped part 431 of the fixing pin 43, the conical part 432 of the fixing pin 43 is pushed into the conical hole 413 of the adjacent chain link 41, so that the chain links cannot rotate mutually to form rigid, after the control pin 42 is pressed into the hole, the arc-shaped part 431 of the fixing pin 43 enters the arc-shaped groove 421 of the control pin 42 under the action of the spring 45, the conical part 432 of the fixing pin 43 is disengaged from the conical hole 413 of the adjacent chain link 41, and the chain links 41 can rotate freely to form flexible.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. The utility model provides a rigidity chain mechanism, includes box (1), its characterized in that: the right side of the box body (1) is movably connected with a speed reducer (2), the interior of the box body (1) is movably connected with a chain wheel box (7), a chain wheel (3) is arranged in the chain wheel box (7), the chain wheel (3) is in transmission connection with the speed reducer (2), and the surface of the chain wheel (3) is in transmission connection with a chain (4);
the chain (4) comprises chain links (41), control pins (42), fixing pins (43), a gland (44), a spring (45), a bolt shaft (46), a bolt shaft hole (47) and a screw hole (48), the top end and the bottom end of each chain link (41) sequentially penetrate through the bolt shaft hole (47) and the screw hole (48) and extend to the inside of the screw hole (48) to be in transmission connection with the bolt shaft (46), the surface of the fixed pin (43) is movably connected with the chain link (41), the inner wall of the gland (44) is movably connected with the surface of the bolt shaft (46), the back of the control pin (42) is fixedly connected with a spring (45), the rear end of the spring (45) is fixedly connected with the inner wall of the gland (44), the bottom of the fixing pin (43) is movably connected with the control pin (42), and the left side of the fixing pin (43) is movably connected with the inner wall of the chain (4).
2. A rigid chain mechanism as claimed in claim 1, wherein: both the top and the bottom of the chain link (41) are fixedly connected with flanges (411), and a groove (412) matched with the flanges (411) is formed in the chain link (41).
3. A rigid chain mechanism as claimed in claim 1, wherein: the fixing pin (43) comprises an arc-shaped part (431) and a conical part (432), an arc-shaped groove (421) is formed in the control pin (42), a conical hole (413) is formed in the chain (4), the arc-shaped part (431) is matched with the conical part (432), and the conical hole (413) is matched with the conical part (432).
4. A rigid chain mechanism as claimed in claim 1, wherein: the chain wheel box is characterized in that a first bolt (5) is connected to the inner thread of the chain wheel box (7), and the chain wheel box (7) is movably connected with the box body (1) through the first bolt (5).
5. A rigid chain mechanism as claimed in claim 1, wherein: the box body (1) is characterized in that the front bottom of the box body (1) is fixedly connected with an installation block (6), and an installation hole is formed in the installation block (6).
6. A rigid chain mechanism as claimed in claim 1, wherein: the internal thread of box (1) is connected with second bolt (8), box (1) is through second bolt (8) and speed reducer (2) swing joint.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021829159.1U CN213541191U (en) | 2020-08-27 | 2020-08-27 | Rigid chain mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021829159.1U CN213541191U (en) | 2020-08-27 | 2020-08-27 | Rigid chain mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213541191U true CN213541191U (en) | 2021-06-25 |
Family
ID=76490513
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021829159.1U Active CN213541191U (en) | 2020-08-27 | 2020-08-27 | Rigid chain mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213541191U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113864402A (en) * | 2021-08-17 | 2021-12-31 | 江苏省光华科技发展有限公司 | Self-locking transmission device for straight chain |
-
2020
- 2020-08-27 CN CN202021829159.1U patent/CN213541191U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113864402A (en) * | 2021-08-17 | 2021-12-31 | 江苏省光华科技发展有限公司 | Self-locking transmission device for straight chain |
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