CN215634764U - Chain wheel tensioning adjusting mechanism - Google Patents
Chain wheel tensioning adjusting mechanism Download PDFInfo
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- CN215634764U CN215634764U CN202122022490.3U CN202122022490U CN215634764U CN 215634764 U CN215634764 U CN 215634764U CN 202122022490 U CN202122022490 U CN 202122022490U CN 215634764 U CN215634764 U CN 215634764U
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Abstract
The utility model is suitable for the technical field of chain wheel tensioning adjustment, and provides a chain wheel tensioning adjustment mechanism, which comprises: a strip-shaped box body; the tensioning structure is arranged on the strip box body and used for adjusting the tension degree between the chain wheel and the chain; the tension structure includes: the movable part is arranged in the strip-shaped box body in a sliding manner; the meshing part is arranged on the movable part and is used for meshing with the chain and transmitting; the driving part is arranged in the strip-shaped box body and used for driving the movable part to slide so as to adjust the tension between the meshing part and the chain and further achieve the purpose of adjusting the tightness of the whole chain wheel mechanism.
Description
Technical Field
The utility model relates to the technical field of chain wheel tensioning adjustment, in particular to a chain wheel tensioning adjustment mechanism.
Background
The chain wheel is a wheel with cog type buckling chain teeth, is used for meshing with blocks with accurate pitches on a chain link ring or a cable, is widely applied to mechanical transmission and the like in the industries of chemical engineering, textile machinery, food processing, instruments, petroleum and the like, the tooth form of the toothed chain wheel of the chain wheel needs to ensure that the chain links can enter and exit meshing stably and freely, the impact and contact stress of the chain links during meshing are reduced as much as possible, and the material of the chain wheel needs to ensure that the gear teeth have enough strength and wear resistance, so the tooth surface of the chain wheel is generally subjected to heat treatment to ensure that the tooth surface of the chain wheel reaches certain hardness.
Present sprocket is after work a period, not hard up condition can appear in the chain, if not in time adjust the sprocket elasticity condition, can lead to the chain to break away from with the running wheel, if be in high-speed moving state this moment the chain can directly be thrown away, threaten to personnel and equipment around, consequently need a overspeed device tensioner can in time carry out the take-up work to the chain in order to prevent the emergence of accidental injury, however present overspeed device tensioner mostly all the structure is more complicated, and use equipment such as pneumatic cylinder the problem of inconvenient operation to appear.
Accordingly, the present invention is directed to a sprocket tension adjustment mechanism that solves the above problems.
SUMMERY OF THE UTILITY MODEL
An embodiment of the present invention aims to provide a sprocket tension adjusting mechanism to solve the above problems.
In order to achieve the purpose, the utility model provides the following technical scheme:
a sprocket tension adjustment mechanism, the adjustment mechanism comprising:
a strip-shaped box body;
the tensioning structure is arranged on the strip box body and used for adjusting the tension degree between the chain wheel and the chain;
the tension structure includes:
the movable part is arranged in the strip-shaped box body in a sliding manner;
the meshing part is arranged on the movable part and is used for meshing with the chain and transmitting;
and the driving part is arranged in the strip-shaped box body and is used for driving the movable part to slide so as to adjust the tension between the meshing part and the chain and further achieve the purpose of adjusting the tightness of the whole chain wheel mechanism.
In one alternative: the movable part includes:
the two sliding blocks are arranged on the inner wall of the strip box body in a sliding manner through sliding chutes;
two installation poles, the one-to-one is fixed respectively and is located on two sliders, set up top-down's logical groove on the terminal surface that strip box body and two sliders are relative, the one end that the slider was kept away from to two installation poles all passes logical groove and extends to the strip box body outside.
In one alternative: the engaging member includes:
and the two tensioning chain wheels are respectively and rotatably sleeved at one end of each of the two mounting rods, which is positioned outside the strip-shaped box body, and are respectively meshed with the chains, and pressure sensors are arranged between the two tensioning chain wheels and the mounting rods.
In one alternative: the driving part includes:
the screw rod is rotatably arranged on the inner wall of the strip-shaped box body, an internal thread sleeve is rotatably sleeved on the screw rod, two driving rods are hinged to the internal thread sleeve, and one ends, far away from the internal thread sleeve, of the two driving rods are correspondingly hinged to the two mounting rods one by one;
the driving motor is fixedly arranged on the strip-shaped box body, is a forward and reverse rotating motor and is used for driving the screw rod to rotate;
and the controller is fixedly arranged on the strip-shaped box body and is electrically connected with the pressure sensors and the driving motors which are arranged on the two mounting rods.
In one alternative: the telescopic rod that is equipped with many on the strip box body and is used for getting up its self fixed mounting, the one end that strip box body was kept away from to every telescopic rod all overlaps and is equipped with the sleeve, all is equipped with the rubber shock absorber layer between every telescopic rod outer wall and the sleeve inner wall.
Compared with the prior art, the embodiment of the utility model has the following beneficial effects:
the mechanism is compact and reasonable in layout, simple to operate and convenient to use, the movable part is driven by the driving part to slide, so that the chain is tightly stretched by the driving meshing part to change the tension degree of the chain, the whole chain wheel mechanism is tensioned and adjusted, and the safe and stable operation of the chain wheel mechanism is ensured.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention.
Fig. 2 is a schematic view of the internal structure of the strip-shaped box in the embodiment of the utility model.
Fig. 3 is a schematic view of the positions of the tension sprocket, the mounting bar and the pressure sensor in an embodiment of the present invention.
Notations for reference numerals: the device comprises a chain wheel 1, a strip box body 2, a tension chain wheel 3, a chain 4, a pressure sensor 5, a through groove 6, a controller 7, a telescopic rod 8, a fastening knob 9, a rubber shock-absorbing layer 10, a sleeve 11, a sliding groove 12, a sliding block 13, a driving rod 14, a driving motor 15, an internal thread sleeve 16, a lead screw 17 and an installation rod 18.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.
Specific implementations of the present invention are described in detail below with reference to specific embodiments.
Referring to fig. 1, in an embodiment of the present invention, a sprocket tension adjusting mechanism includes:
a strip-shaped box body 2;
the tensioning structure is arranged on the strip box body 2 and used for adjusting the tension degree between the chain wheel 1 and the chain 4;
the tension structure includes:
the movable part is arranged in the strip-shaped box body 2 in a sliding manner;
the meshing part is arranged on the movable part and is used for meshing with the chain 4 and transmitting;
and the driving part is arranged in the strip box body 2 and used for driving the movable part to slide so as to adjust the tension degree between the meshing part and the chain 4 and further achieve the purpose of adjusting the tightness of the whole chain wheel mechanism.
In this embodiment, drive movable part through driver part and make it produce and slide to drive meshing part and prop tightly 4 chains in order to change its rate of tension, realize promptly carrying out the tensioning with whole sprocket mechanism and adjust, this mechanism sets up overall arrangement compact reasonable, and it is simple and convenient to operate, can carry out the tight regulation to sprocket mechanism by high efficiency, guarantees sprocket mechanism safety and stability and moves.
Referring to fig. 2, in an embodiment of the present invention, the movable component includes:
the two sliding blocks 13 are arranged on the inner wall of the strip box body 2 in a sliding way through the sliding chute 12;
two installation poles 18, one-to-one is fixed respectively and is located on two sliders 13, set up top-down's logical groove 6 on the terminal surface that strip box body 2 is relative with two sliders 13, two installation poles 18 keep away from the one end of slider 13 and all pass logical groove 6 and extend to the strip box body 2 outside.
Referring to fig. 3, in one embodiment of the present invention, the engaging member includes:
two tensioning sprocket 3, one-to-one rotate respectively to overlap and locate two installation pole 18 and lie in the outer one end of strip box body 2 and all mesh with chain 4, two all be equipped with pressure sensor 5 between tensioning sprocket 3 and the installation pole 18.
In the present embodiment, the pressure sensor 5 senses the pressure applied to the tension sprocket 3 by the chain 4 in real time to determine the tension degree of the chain 4.
In one embodiment of the present invention, the driving part includes:
the screw rod 17 is rotatably arranged on the inner wall of the strip-shaped box body 2, an internal thread sleeve 16 is rotatably sleeved on the screw rod 17, two driving rods 14 are hinged on the internal thread sleeve 16, and one ends of the two driving rods 14, far away from the internal thread sleeve 16, are correspondingly hinged on two mounting rods 18 one by one;
the driving motor 15 is fixedly arranged on the strip-shaped box body 2, is a forward and reverse rotating motor and is used for driving the screw rod 17 to rotate;
and the controller 7 is fixedly arranged on the strip-shaped box body 2 and is electrically connected with the pressure sensors 5 and the driving motors 15 which are arranged on the two mounting rods 18.
In this embodiment, the pressure sensor 5 senses the pressure applied to the tension sprocket 3 by the chain 4 in real time and transmits a signal to the controller 7 for judgment, and when the pressure value sensed by the pressure sensor 5 is smaller than the set pressure value range, the controller 7 controls the driving motor 15 to start to drive the screw rod 17 to rotate, so that the two mounting rods 18 move in opposite directions under the action of the two driving rods 14 to tighten the chain 4 until the pressure applied to the tension sprocket 3 by the chain 4 is restored to the set range, and the driving motor 15 stops.
In one embodiment of the utility model, a plurality of telescopic rods 8 for fixedly mounting the telescopic rods are arranged on the strip-shaped box body 2, one end of each telescopic rod 8, which is far away from the strip-shaped box body 2, is sleeved with a sleeve 11, a rubber damping layer 10 is arranged between the outer wall of each telescopic rod 8 and the inner wall of each sleeve 11, the telescopic rods 8 are formed by telescopically connecting two pipes with different pipe diameters, and fastening knobs 9 for positioning the lengths of the telescopic rods 8 are screwed on the telescopic rods 8.
In this embodiment, the purpose of setting up telescopic link 8 is that the installation user demand of difference can be satisfied in order to transversely adjust in order to make strip box body 2 position, and the purpose of setting up sleeve 11 and rubber shock absorber layer 10 reduces the whole range of vibrations of this mechanism, avoids producing great vibrations in tensioning sprocket 3 and chain 4 meshing transmission process.
The chain wheel tensioning and adjusting mechanism provided in the embodiment of the utility model drives the movable part to slide through the driving part, so as to drive the meshing part to tightly support the chain 4 to change the tension degree of the chain, namely, the whole chain wheel mechanism is tensioned and adjusted.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (5)
1. A sprocket tension adjustment mechanism, the adjustment mechanism comprising:
a strip-shaped box body;
the tensioning structure is arranged on the strip box body and used for adjusting the tension degree between the chain wheel and the chain;
the tension structure includes:
the movable part is arranged in the strip-shaped box body in a sliding manner;
the meshing part is arranged on the movable part and is used for meshing with the chain and transmitting;
and the driving part is arranged in the strip-shaped box body and is used for driving the movable part to slide so as to adjust the tension between the meshing part and the chain and further achieve the purpose of adjusting the tightness of the whole chain wheel mechanism.
2. The sprocket tension adjustment mechanism of claim 1, wherein the movable member comprises:
the two sliding blocks are arranged on the inner wall of the strip box body in a sliding manner through sliding chutes;
two installation poles, the one-to-one is fixed respectively and is located on two sliders, set up top-down's logical groove on the terminal surface that strip box body and two sliders are relative, the one end that the slider was kept away from to two installation poles all passes logical groove and extends to the strip box body outside.
3. The sprocket tension adjustment mechanism of claim 2, wherein the engagement member comprises:
and the two tensioning chain wheels are respectively and rotatably sleeved at one end of each of the two mounting rods, which is positioned outside the strip-shaped box body, and are respectively meshed with the chains, and pressure sensors are arranged between the two tensioning chain wheels and the mounting rods.
4. The sprocket tension adjustment mechanism of claim 3, wherein the drive member comprises:
the screw rod is rotatably arranged on the inner wall of the strip-shaped box body, an internal thread sleeve is rotatably sleeved on the screw rod, two driving rods are hinged to the internal thread sleeve, and one ends, far away from the internal thread sleeve, of the two driving rods are correspondingly hinged to the two mounting rods one by one;
the driving motor is fixedly arranged on the strip-shaped box body, is a forward and reverse rotating motor and is used for driving the screw rod to rotate;
and the controller is fixedly arranged on the strip-shaped box body and is electrically connected with the pressure sensors and the driving motors which are arranged on the two mounting rods.
5. The chain wheel tensioning adjusting mechanism according to claim 1, wherein a plurality of telescopic rods for fixedly mounting the chain wheel tensioning adjusting mechanism are arranged on the strip-shaped box body, a sleeve is sleeved on one end, away from the strip-shaped box body, of each telescopic rod, and a rubber shock absorption layer is arranged between the outer wall of each telescopic rod and the inner wall of each sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122022490.3U CN215634764U (en) | 2021-08-26 | 2021-08-26 | Chain wheel tensioning adjusting mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122022490.3U CN215634764U (en) | 2021-08-26 | 2021-08-26 | Chain wheel tensioning adjusting mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215634764U true CN215634764U (en) | 2022-01-25 |
Family
ID=79902281
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122022490.3U Active CN215634764U (en) | 2021-08-26 | 2021-08-26 | Chain wheel tensioning adjusting mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215634764U (en) |
-
2021
- 2021-08-26 CN CN202122022490.3U patent/CN215634764U/en active Active
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