CN112976965A - Automatic anti-skid chain - Google Patents
Automatic anti-skid chain Download PDFInfo
- Publication number
- CN112976965A CN112976965A CN202110229214.6A CN202110229214A CN112976965A CN 112976965 A CN112976965 A CN 112976965A CN 202110229214 A CN202110229214 A CN 202110229214A CN 112976965 A CN112976965 A CN 112976965A
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- Prior art keywords
- arm
- skid
- rope
- torsion spring
- arms
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60C—VEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
- B60C27/00—Non-skid devices temporarily attachable to resilient tyres or resiliently-tyred wheels
- B60C27/06—Non-skid devices temporarily attachable to resilient tyres or resiliently-tyred wheels extending over the complete circumference of the tread, e.g. made of chains or cables
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Gears, Cams (AREA)
Abstract
The invention discloses an automatic anti-skid chain, wherein a driven gear ring is rotationally connected in a rope disc, a driving gear and the driven gear ring are in meshing transmission, the driving gear is fixed on an output shaft of a driving motor, a plurality of first arms are hinged on the rope disc, a first torsion spring is arranged at the hinged part of the first arms and the rope disc, the other end of each first arm is hinged with one end of a second arm, the other end of each second arm is hinged with an anti-skid arm, a second torsion spring is arranged at the hinged part of the first arms and the second arms, a third torsion spring is arranged at the hinged part of the second arms and the anti-skid arms, each anti-skid arm is connected with one end of a rope, and the other end of the rope is connected with the outer peripheral side; when the rope is in a contraction state, the extension direction of the anti-skid arm is tangent to the outer ring of the rope disc, and when the rope is in an extension state, the extension direction of the anti-skid arm is perpendicular to the surface of the rope disc. The effect is as follows: the anti-slip arm of the device is automatic in stretching and retracting, simple in structure and convenient to operate, installation cost is greatly reduced, and driving comfort is remarkably enhanced.
Description
Technical Field
The invention relates to the technical field of vehicle antiskid, in particular to an automatic antiskid chain.
Background
Under the condition of the easy-to-slip weather such as rain and snow weather, the vehicle tire usually needs to be provided with an anti-slip chain, and the anti-slip chain is generally made of a steel chain or a rubber chain and has an anti-slip function; the anti-skid chain can be divided into two types according to the structure: one is a snow chain that has been spliced into a shape of a hood; the other is a plurality of independent anti-skid chains which are arranged in a crossed way, is simpler and cheaper, but is not more convenient to install than the former.
The main defects of the anti-skid chain in the prior art are as follows: the stretching out when the use can not be realized and the contraction storage when the use is not realized, and the occupied space is large.
Disclosure of Invention
Therefore, the present invention provides an automatic anti-skid chain to solve the above problems in the prior art.
In order to achieve the above purpose, the invention provides the following technical scheme:
according to a first aspect of the invention, an automatic anti-skid chain comprises a driving gear, a driven gear ring, a rope disc, a first arm, a second arm, an anti-skid arm, a rope, a first torsion spring, a second torsion spring, a third torsion spring and a driving motor, wherein the driven gear ring is rotatably connected in the rope disc, the driving gear is in meshing transmission with the driven gear ring, the driving gear is fixed on an output shaft of the driving motor, a plurality of first arms are hinged on the rope disc, the first torsion spring is arranged at the hinged position of the first arms and the rope disc, the other end of the first arms is hinged with one end of the second arm, the other end of the second arms is hinged with the anti-skid arm, the second torsion spring is arranged at the hinged position of the first arms and the second arms, the third torsion spring is arranged at the hinged position of the second arms and the anti-skid arm, and each anti-skid arm is connected with one end of the rope, the other end of the rope is connected with the outer peripheral side of the driven gear ring; when the rope is in a contraction state, the extension direction of the anti-skid arm is tangent to the outer ring of the rope disc, and when the rope is in an extension state, the extension direction of the anti-skid arm is perpendicular to the surface of the rope disc.
Further, the anti-skidding arm is an arc-shaped curve, and the arc-shaped curve of the anti-skidding arm is bent towards one side of the rope disc.
Further, the curvature center of the anti-slip arm and the circle center of the rope disc are concentrically arranged.
Furthermore, the anti-slip rope reel further comprises limiting columns, wherein the limiting columns are arranged beside each first arm, and when the anti-slip arms rotate to be perpendicular to the surface where the rope reel is located, the first arms abut against the limiting columns.
Further, the driving motor is a speed reduction self-locking motor.
Further, the second arm is in a 3-shaped wavy curve structure.
Further, still include the iron chain, the lateral surface of antiskid arm is provided with the iron chain, the iron chain is used for strengthening the friction between antiskid arm and the ground.
The rubber layer is arranged between the inner side face of the rope disc and the rim and used for preventing the paint surface of the aluminum alloy rim from being abraded and filling up the height difference between the tire and the rim.
Further, the rope reel further comprises a bearing, and the driven gear ring is in rotary connection with the rope reel through the bearing.
The driving bevel gear is in meshing transmission with the outer side wall of the driven gear ring, the driving bevel gear is in transmission connection with the driven bevel gear, and the driven bevel gear is connected to the first arm in a sleeved mode.
Further, still include battery and remote controller, the battery with driving motor electricity is connected, the remote controller with driving motor radio connection.
The invention has the following advantages: the automatic anti-skid chain is arranged on a rim of an automobile and fixed; when the vehicle runs in rainy and snowy weather, the anti-skid arm is driven by the driving motor to automatically extend, so that the friction force between the tire and the ground is increased, and the vehicle skidding phenomenon is avoided; when in normal weather conditions, the anti-skid arm is automatically stored into the rope reel; the anti-slip arm of the device is automatic in stretching and retracting, simple in structure and convenient to operate, installation cost is greatly reduced, and driving comfort is remarkably enhanced.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.
The structures, ratios, sizes, and the like shown in the present specification are only used for matching with the contents disclosed in the specification, so as to be understood and read by those skilled in the art, and are not used to limit the conditions that the present invention can be implemented, so that the present invention has no technical significance, and any structural modifications, changes in the ratio relationship, or adjustments of the sizes, without affecting the effects and the achievable by the present invention, should still fall within the range that the technical contents disclosed in the present invention can cover.
Fig. 1 is an overall structural view of an automatic snow chain according to some embodiments of the present invention.
Fig. 2 is a partial structural view of an automatic snow chain according to some embodiments of the present invention.
Fig. 3 is a perspective view of an automatic tire chain according to some embodiments of the present invention.
Fig. 4 is a partial drive diagram of an automatic snow chain according to some embodiments of the present invention.
In the figure: 1. driving gear, 2, driven ring gear, 3, rope dish, 4, first arm, 5, second arm, 6, anti-skidding arm, 7, rope, 8, first torsional spring, 9, second torsional spring, 10, third torsional spring, 11, spacing post, 12, driving motor.
Detailed Description
The present invention is described in terms of particular embodiments, other advantages and features of the invention will become apparent to those skilled in the art from the following disclosure, and it is to be understood that the described embodiments are merely exemplary of the invention and that it is not intended to limit the invention to the particular embodiments disclosed. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1 to 4, an automatic anti-skid chain in an embodiment of a first aspect of the present invention includes a driving gear 1, a driven gear ring 2, a rope reel 3, a first arm 4, a second arm 5, an anti-skid arm 6, a rope 7, a first torsion spring 8, a second torsion spring 9, a third torsion spring 10 and a driving motor 12, wherein the driven gear ring 2 is rotatably connected in the rope reel 3, the driving gear 1 is in meshing transmission with the driven gear ring 2, the driving gear 1 is fixed on an output shaft of the driving motor 12, the rope reel 3 is hinged with a plurality of first arms 4, the first torsion spring 8 is provided at a hinge joint of the first arm 4 and the rope reel 3, the other end of the first arm 4 is hinged with one end of the second arm 5, the other end of the second arm 5 is hinged with the anti-skid arm 6, the hinge joint of the first arm 4 and the second arm 5 is provided with the second torsion spring 9, the hinge joint of the second arm 5 and the anti-skid arm 6 is provided with the third torsion spring 10, the other end of the rope 7 is connected with the outer peripheral side of the driven gear ring 2; when the rope 7 is in a contraction state, the extending direction of the anti-skid arm 6 is tangent to the outer ring of the rope disc 3, and when the rope 7 is in an extension state, the extending direction of the anti-skid arm 6 is vertical to the surface of the rope disc 3.
In the above embodiment, it should be noted that the rope reel 3 of the present embodiment is formed by two circular plate-shaped structures, the two circular plate-shaped structures are fastened by bolts and are arranged at intervals, the driven gear ring 2 is connected to the inner ring of the circular plate-shaped structure through a bearing, the driven gear ring 2 has an internal tooth profile and an external tooth profile, wherein the internal tooth of the driven gear ring 2 is engaged with the driving gear 1, and the internal tooth of the driven gear ring 2 and the external tooth of the driving gear 1 are both straight tooth profiles.
The working principle of the embodiment is as follows: when the weather is rainy or snowy, the driving motor 12 is controlled to rotate through the remote controller, so that the driving gear 1 is driven to rotate, the driven gear ring 2 rotates along with the driving gear 1, the rope 7 begins to extend, the first arm 4 extends outwards under the action of the elastic force of the first torsion spring 8, meanwhile, the second arm 5 extends outwards under the action of the second torsion spring 9, and the anti-skidding arm 6 gradually changes from a state of being tangent to the outer ring of the rope disc 3 to a state of being vertical to the surface of the rope disc 3 under the action of the third torsion spring 10; when the use is finished, the driving motor 12 is controlled to rotate reversely through the remote controller, so that the driving gear 1 is driven to rotate reversely, the driven gear ring 2 rotates reversely under the action of the driving gear 1, the rope 7 starts to be wound on the rope disc 3, the acting forces of the first torsion spring 8, the second torsion spring 9 and the third torsion spring 10 are overcome under the pulling of the rope 7, the first arm 4 and the second arm 5 are retracted inwards, and the anti-slip arm 6 is gradually changed from the state of being vertical to the surface of the rope disc 3 to be more tangent to the outer ring of the rope disc 3.
The technical effects achieved by the above embodiment are as follows: the automatic anti-skid chain is arranged on a rim of an automobile and fixed through the automatic anti-skid chain; when the vehicle runs in rainy or snowy weather, the anti-skid arm 6 is driven by the driving motor 12 to automatically extend, so that the friction force between the tire and the ground is increased, and the vehicle skidding phenomenon is avoided; when in normal weather conditions, the anti-skid arm 6 is automatically stored in the rope reel; the anti-skid arm 6 of the device is automatically telescopic, the structure is simple, the operation is convenient, the installation cost is greatly reduced, and the driving comfort is obviously enhanced.
Alternatively, as shown in fig. 1 to 4, in some embodiments, the anti-slip arm 6 has an arc-shaped curve, and the arc-shaped curve of the anti-slip arm 6 is curved toward one side of the rope reel 3.
In the above alternative embodiment, it should be noted that, in addition, the anti-slip arm 6 may also be in a straight line structure.
The beneficial effects of the above alternative embodiment are: the anti-skid arms 6 are arranged in an arc-shaped curve shape, so that the anti-skid arms are well adapted to the outer contour of a tire, and a good anti-skid effect is achieved.
Alternatively, as shown in fig. 1 to 4, in some embodiments, the center of curvature of the anti-slip arm 6 is arranged concentrically with the center of the rope reel 3.
In the above alternative embodiment, it should be noted that, in addition, the center of curvature of the anti-skid arm 6 may be arranged eccentrically to the center of the rope reel 3.
The beneficial effects of the above alternative embodiment are: through setting up skid resistant arm 6 as the centre of curvature center and the centre of a circle of rope dish 3 concentric, during the use, have higher stability, whole device operates steadily.
Optionally, as shown in fig. 1 to 4, in some embodiments, the anti-slip device further includes a limiting column 11, a limiting column 11 is disposed beside each first arm 4, and when the anti-slip arm 6 rotates to be perpendicular to the surface where the rope reel 3 is located, the first arm 4 abuts against the limiting column 11.
In the above alternative embodiment, it should be noted that the limiting columns 11 are arranged on the two annular plates of the rope reel 3 in a penetrating manner.
The beneficial effects of the above alternative embodiment are: through setting up spacing post 11, realized the limiting displacement to first arm 4, avoided first arm 4 to extend the condition emergence of the angle too big outward.
Alternatively, as shown in fig. 1-4, in some embodiments, the drive motor 12 is a geared self-locking motor.
In the above alternative embodiment, it should be noted that the driving motor 12 may be another type of motor.
The beneficial effects of the above alternative embodiment are: by setting the driving motor 12 as a speed reduction self-locking motor, a better speed reduction self-locking effect is realized.
Alternatively, as shown in fig. 1 to 4, in some embodiments, the second arm 5 has a wavy curve structure in the shape of a "3".
In the above alternative embodiment, it should be noted that the two concave sections of the wave curve structure in the shape of a "3" of the second arm 5 face one end of the anti-slip arm 6.
The beneficial effects of the above alternative embodiment are: by arranging the second arm 5 in a 3-shaped wavy curve structure, materials are saved, and occupied space is reduced.
Optionally, as shown in fig. 1 to 4, in some embodiments, the anti-skid device further includes an iron chain, and the outer side surface of the anti-skid arm 6 is provided with the iron chain, and the iron chain is used for enhancing friction between the anti-skid arm 6 and the ground.
In the alternative embodiment described above, it should be noted that, in addition, the iron chain may be replaced with a stud provided on the stud arm 6.
The beneficial effects of the above alternative embodiment are: the iron chain arranged on the outer side surface of the anti-skid arm 6 enhances the anti-skid property of the tire when in use.
Optionally, as shown in fig. 1 to 4, in some embodiments, a rubber layer is further included, and a rubber layer is disposed between the inner side surface of the rope reel 3 and the rim, and is used for preventing the aluminum alloy rim paint surface from being worn and filling up the height difference between the tire and the rim.
In the above-mentioned alternative embodiment, it should be noted that the rubber layer is made of rubber.
The beneficial effects of the above alternative embodiment are: through setting up the rubber layer, avoided the wearing and tearing between rope dish 3 and the rim.
Optionally, as shown in fig. 1 to 4, in some embodiments, the rope reel further includes a bearing, and the driven ring gear 2 is rotatably connected to the rope reel 3 through the bearing.
In the above alternative embodiments, it should be noted that the bearing is a deep groove ball bearing, an angular contact bearing, or a tapered roller bearing.
The beneficial effects of the above alternative embodiment are: by providing the bearing, stable rotation of the driven ring gear 2 is realized.
Optionally, as shown in fig. 1 to 4, in some embodiments, the driving arm further includes a driving bevel gear and a driven bevel gear, the driving bevel gear is in meshing transmission with the outer side wall of the driven gear ring 2, the driving bevel gear is in transmission connection with the driven bevel gear, and the driven bevel gear is sleeved and connected to the first arm 4.
The beneficial effects of the above alternative embodiment are: through setting up initiative bevel gear and driven bevel gear, realized carrying out the locking effect to first arm 4.
Optionally, as shown in fig. 1 to 4, in some embodiments, the system further includes a battery and a remote controller, the battery is electrically connected to the driving motor 12, and the remote controller is wirelessly connected to the driving motor 12.
In the above alternative embodiments, it should be noted that the storage battery is a rechargeable battery type such as a lithium battery, a lead-acid battery, etc.; the remote controller adopts a Bluetooth connection mode, a WiFi connection mode and a communication network connection mode.
The beneficial effects of the above alternative embodiment are: the battery is arranged, so that the cruising ability of the device is improved; by arranging the remote controller, the remote wireless control of the whole device is realized.
Although the invention has been described in detail above with reference to a general description and specific examples, it will be apparent to one skilled in the art that modifications or improvements may be made thereto based on the invention. Accordingly, such modifications and improvements are intended to be within the scope of the invention as claimed.
In the present specification, the terms "upper", "lower", "left", "right", "middle", and the like are used for clarity of description, and are not intended to limit the scope of the present invention, and changes or modifications in the relative relationship may be made without substantial changes in the technical content.
Claims (10)
1. An automatic anti-skid chain is characterized by comprising a driving gear (1), a driven gear ring (2), a rope disc (3), a first arm (4), a second arm (5), an anti-skid arm (6), a rope (7), a first torsion spring (8), a second torsion spring (9), a third torsion spring (10) and a driving motor (12), wherein the driven gear ring (2) is rotatably connected in the rope disc (3), the driving gear (1) is in meshing transmission with the driven gear ring (2), the driving gear (1) is fixed on an output shaft of the driving motor (12), the rope disc (3) is hinged with a plurality of first arms (4), the first torsion spring (8) is arranged at the hinged part of the first arms (4) and the rope disc (3), the other end of each first arm (4) is hinged with one end of the corresponding second arm (5), and the other end of the corresponding second arm (5) is hinged with the anti-skid arm (6), the second torsion spring (9) is arranged at the hinged position of the first arm (4) and the second arm (5), the third torsion spring (10) is arranged at the hinged position of the second arm (5) and the anti-skid arm (6), each anti-skid arm (6) is connected with one end of the rope (7), and the other end of the rope (7) is connected with the outer peripheral side of the driven gear ring (2); when the rope (7) is in a contraction state, the extension direction of the anti-skid arm (6) is tangent to the outer ring of the rope disc (3), and when the rope (7) is in an extension state, the extension direction of the anti-skid arm (6) is perpendicular to the surface of the rope disc (3).
2. An automatic snow chain according to claim 1, characterized in that said anti-skid arms (6) are curved, the curved curve of said anti-skid arms (6) being curved towards one side of said rope reel (3).
3. An automatic snow chain according to claim 2, characterized in that the centre of curvature of said anti-skid arm (6) is arranged concentrically with the centre of the circle of said rope disc (3).
4. An automatic anti-skid chain according to claim 1, characterized in that it further comprises a limiting column (11), said limiting column (11) is arranged beside each first arm (4), and when the anti-skid arm (6) rotates to be perpendicular to the surface of the rope reel (3), the first arm (4) abuts against the limiting column (11).
5. An automatic snow chain according to claim 1, characterized in that said drive motor (12) is a speed-reducing self-locking motor.
6. An automatic snow chain according to claim 1, characterized in that said second arm (5) has a wavy curve configuration "3".
7. An automatic anti-skid chain according to claim 1, characterized in that it further comprises an iron chain, the outer side of the anti-skid arm (6) is provided with said iron chain, said iron chain is used for enhancing the friction between the anti-skid arm (6) and the ground.
8. An automatic anti-skid chain according to claim 7, characterized in that it further comprises a rubber layer arranged between the inner side surface of the rope reel (3) and the rim, and the rubber layer is used for preventing the aluminum alloy rim paint surface from being worn and filling the height difference between the tire and the rim.
9. An automatic snow chain according to claim 1, characterized in that it further comprises a bearing by which said driven toothing (2) is rotatably connected to said rope disc (3).
10. The automatic anti-skid chain according to claim 1, further comprising a driving bevel gear and a driven bevel gear, wherein the driving bevel gear is in meshed transmission with the outer side wall of the driven gear ring (2), the driving bevel gear is in transmission connection with the driven bevel gear, and the driven bevel gear is sleeved and connected on the first arm (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110229214.6A CN112976965B (en) | 2021-03-02 | 2021-03-02 | Automatic anti-skid chain |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110229214.6A CN112976965B (en) | 2021-03-02 | 2021-03-02 | Automatic anti-skid chain |
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| Publication Number | Publication Date |
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| CN112976965A true CN112976965A (en) | 2021-06-18 |
| CN112976965B CN112976965B (en) | 2023-02-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110229214.6A Active CN112976965B (en) | 2021-03-02 | 2021-03-02 | Automatic anti-skid chain |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113511035A (en) * | 2021-06-29 | 2021-10-19 | 淮阴工学院 | External semi-automatic wheel antiskid device |
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| CN109910497A (en) * | 2019-03-04 | 2019-06-21 | 烟台工程职业技术学院(烟台市技师学院) | A kind of automobile tire anti-skid device |
| CN110667321A (en) * | 2019-10-29 | 2020-01-10 | 淮阴工学院 | Anti-skid chain |
| CN211166278U (en) * | 2019-11-20 | 2020-08-04 | 杭州桦砜链条有限公司 | Lengthened rubber tensioning strip |
| CN211390857U (en) * | 2019-11-26 | 2020-09-01 | 河北工业职业技术学院 | Wheel anti-skid device |
| CN111516442A (en) * | 2020-05-18 | 2020-08-11 | 孙殿学 | Swift laborsaving reliable tyre chain locking device |
| CN111806171A (en) * | 2020-08-03 | 2020-10-23 | 苏州马上坡科技有限公司 | Anti-skid chain tightening device |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113511035A (en) * | 2021-06-29 | 2021-10-19 | 淮阴工学院 | External semi-automatic wheel antiskid device |
| CN113511035B (en) * | 2021-06-29 | 2023-01-13 | 淮阴工学院 | External semi-automatic wheel antiskid device |
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| CN112976965B (en) | 2023-02-21 |
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