CN210416077U - Anti-skidding wheel hub for ice and snow road surface - Google Patents
Anti-skidding wheel hub for ice and snow road surface Download PDFInfo
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- CN210416077U CN210416077U CN201921203015.2U CN201921203015U CN210416077U CN 210416077 U CN210416077 U CN 210416077U CN 201921203015 U CN201921203015 U CN 201921203015U CN 210416077 U CN210416077 U CN 210416077U
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Abstract
The utility model discloses an ice and snow road surface antiskid wheel hub, include coaxial and be fixed in the outside detachable auxiliary wheel hub of main wheel hub with main wheel hub, a serial communication port, auxiliary wheel hub passes through telescopic machanism by a plurality of annular rim pieces of fan and is connected with flexible control mechanism and constitutes, and when telescopic machanism was in the maximum stroke, adjacent annular rim piece of fan can closely combine to form the rim circle that the diameter is greater than or equal to the tire external diameter the surface department of annular rim piece of fan is equipped with anti-skidding mechanism. The utility model has the advantages that: the antiskid rim is a seamless rim ring and small-size when not in work, the stability of an antiskid effect and an antiskid hub is improved, the structure is simple, the cost is low, the modularization of the antiskid hub is realized, and the antiskid rim is convenient to mount and dismount.
Description
Technical Field
The utility model belongs to the anti-skidding technical category in the automobile parts field especially relates to an ice and snow road surface antiskid wheel hub who is applied to snowfield and frozen road surface.
Background
At present, when an automobile runs on an ice and snow road surface, the adopted anti-skid measures mainly comprise:
1. installing at least two antiskid chains which are respectively arranged on the two driving wheels;
2. properly reducing the air pressure of the tire to increase the stressed area of the tire and increase the friction force of the tire;
3. changing snow tires;
the antiskid chain is only used for a heavy truck, a large river vehicle or an off-road vehicle, but the antiskid chain cannot be used for a car due to the fact that the space between the tire crown and the frame chassis of the tire is small, meanwhile, the antiskid chain is made of rigid materials and directly mounted on the tire to cause large abrasion to the tire, tire air pressure is properly reduced, the stress area of the tire is increased, and the friction force of the tire is increased.
In summary, a new anti-skid measure is urgently needed to realize the anti-skid problem of the ice and snow road surface.
Disclosure of Invention
In order to overcome the defects of the prior art, the utility model provides an ice and snow road surface antiskid wheel hub.
The utility model discloses the concrete technical scheme who adopts does:
an anti-skidding wheel hub on an ice and snow road surface comprises a detachable auxiliary wheel hub which is coaxial with a main wheel hub and fixed outside the main wheel hub, wherein the auxiliary wheel hub is formed by connecting a plurality of fan-shaped annular wheel rim blocks with a telescopic control mechanism through a telescopic mechanism, when the telescopic mechanism is in the maximum stroke, the adjacent fan-shaped annular wheel rim blocks can be tightly combined to form a wheel rim ring with the diameter larger than or equal to the outer diameter of a tire, an anti-skidding mechanism is arranged on the outer surface of each fan-shaped annular wheel rim block, the radial enlargement or reduction of the outer surface of the wheel rim along the respective telescopic mechanism can be realized by adopting the design, the wheel rim blocks are mutually tightly combined to form the wheel rim ring at the maximum stroke of the telescopic mechanism, the outer diameter of the wheel rim ring is larger than or equal to the outer diameter of the tire on the main wheel hub, so that the auxiliary wheel hub can effectively provide a ground gripping force when working, in addition, due to the design, the modularization of the auxiliary hub is realized, the independent use of the auxiliary hub is realized, the auxiliary hub can be matched with the main hub for use, the installation and the control are convenient, the auxiliary hub can be installed on the main hub when the wheels need to be subjected to anti-skid treatment on ice and snow road surfaces, and the auxiliary hub can be detached and stored in seasons without ice and snow surfaces.
As a further improvement of the utility model, the telescopic mechanism is composed of connecting rods with the same number as the rim blocks and a rotary guide disc movably connected with the connecting rods, the other ends of the connecting rods are fixedly connected with the rim blocks, the rotary guide disc is provided with a driving piece connected with the telescopic control mechanism, the design realizes the independent driving of each rim block, the telescopic action can be independently realized, and the locking can be realized at the extreme position, the locking can be realized by driving the pin shaft by the electromagnet, and can also be realized by self-locking at the extreme position of the rotary guide disc, if the limit position is a plane, the connecting rod positioned at the plane can not move as long as the rotary guide disc does not rotate, therefore, the purpose of self-locking is achieved, the locking mechanism is not limited to one type, and the locking mechanism which can limit the linear motion and is well known to the technical personnel in the field can be used in the scheme.
As a further improvement of the utility model, the rotary guide dish passes through the connecting rod is used for controlling the flexible of rim piece be equipped with on the rotary guide dish with the rim piece corresponding be used for controlling the flexible eccentric track hole of rim piece, drive the connecting rod through the eccentric guide rail hole on the rotary guide dish and be directional motion, can realize the motion of connecting rod and can guarantee the accuracy of the motion of connecting rod at extreme position and the locking of connecting rod again.
As a further improvement of the utility model, one end of the connecting rod is movably connected in the eccentric track hole through a connecting shaft, the connecting rod is controlled to stretch and retract by the reciprocating motion of the connecting shaft in the eccentric track hole so as to control the stretching and retracting of the rim block, the connecting rod is movably connected with the rotary guide disc through the connecting shaft, when the connecting shaft moves to the maximum or minimum limit position, the connecting shaft is locked to ensure that the rim block is in a relatively static position and does not move when the auxiliary hub is in a working or non-working state, wherein the guide structure of the connecting rod can be realized by combining the guide groove and the guide rod, the guide rail and the connecting shaft, and the electric push rod, the structure and the technology are well known to those skilled in the art, and besides, the connecting rod can also adopt a spring rod or a hydraulic cylinder and an electric telescopic rod to realize the directional movement of the connecting rod driving the rim block.
As a further improvement, the rotary guide disc is the cam disc structure, be equipped with in the circumferential surface department of rotary guide disc with connecting rod matched with dogtooth makes the connecting rod slide on the dogtooth through rotating the rotary guide disc and drives the flexible purpose that reaches the rim piece, adopts the mode drive connecting rod of cam, simple structure and reliable and stable, also can set up the automatic re-setting that spring or pneumatic cylinder realized the connecting rod in the connecting rod simultaneously, because the damping effect of spring and pneumatic cylinder, can also provide certain buffer capacity for wheel hub in the protection work, and then improve the driving impression of car.
As a further improvement, the telescopic control mechanism comprises a transmission mechanism and a power mechanism, the power mechanism passes through the transmission mechanism and the driving piece is connected, the transmission mechanism and the power mechanism are separately designed by the design, the current mature transmission mechanism is convenient to adopt, the purpose of reducing cost is achieved, the modularization of the mechanism is more conveniently realized by the separate design, and convenience is provided for manual and automatic conversion.
As a further improvement, drive mechanism be equipped with the ring gear, with the ring gear internal gearing planetary gear and with planetary gear external gearing's sun gear, power unit comprises the rotatory hole at spanner and sun gear center, and the operator can realize through the spanner and the cooperation in rotatory hole that the conversion adopts manual mode to realize between vice wheel hub operating condition and the non-operating condition such design of rotating sun gear, only need utilize the spanner to rotate sun gear when needing the conversion and can realize.
As a further improvement of the utility model, the power mechanism is an electric motor, the main hub is provided with a power generation mechanism for supplying power to the electric motor, the power generation mechanism comprises a high-frequency induction coil and a coil, the coil is fixed at the inner side of the main hub, the high-frequency induction coil is fixed at one side of the coil by being close to the coil, so as to ensure that as many magnetic induction lines as possible pass through the coil, therefore, when the main hub rotates, the coil of the power generation mechanism cuts the magnetic induction line provided by the corresponding induction coil to generate current to be supplied to the electric motor, the motor driving disc rotates to drive the corresponding connecting rod to move, thereby realizing the radial movement of the rim block along the rim, meanwhile, the high-frequency induction coil can be replaced by a magnet, in addition, the motor driving can be connected with a vehicle-mounted computer, thereby realizing remote control and automatic control, meanwhile, the hub, the wireless receiving and transmitting device is arranged in the cab, and the diameter of the auxiliary hub is controlled automatically.
As a further improvement of the utility model, the rim piece comprises big fan annular rim piece and little fan annular rim piece, the slip stroke difference value of adjacent big fan annular rim piece and little fan annular rim piece is not less than its thickness along the radius direction, in order to guarantee that it is when the minimum stroke of connecting rod department, big fan annular rim piece mutual contact forms confined rim circle, and little fan annular rim piece is located confined rim circle inside, when in telescopic machanism minimum stroke department, big fan annular rim piece mutual contact forms confined rim circle, can effectually utilize auxiliary wheel hub's effective space like this, the influence of adverse factors such as dust rainwater can be avoided to auxiliary wheel hub inner structure to confined rim circle simultaneously.
As a further improvement, the anti-slip mechanism is a wolf tooth, and the anti-slip structure can effectively provide the grip force.
The utility model has the advantages that: the antiskid rim is a seamless rim ring and small-size when not in work, the stability of an antiskid effect and an antiskid hub is improved, the structure is simple, the cost is low, the modularization of the antiskid hub is realized, and the antiskid rim is convenient to mount and dismount.
Drawings
FIG. 1 is an isometric view of one side of a main hub of an anti-skid wheel hub for ice and snow road surfaces;
FIG. 2 is an isometric view of one side of the anti-skid wheel hub auxiliary wheel hub of the utility model shown in FIG. 1;
FIG. 3 is a side elevation view of the main hub of the anti-skid wheel hub of FIG. 2;
fig. 4 is a left side view of the anti-skid wheel hub of the ice and snow road surface of the present invention shown in fig. 3;
FIG. 5 is a sectional view of the pulley hub A-A of the ice and snow road surface of the present invention shown in FIG. 3;
FIG. 6 is a B-B sectional view of the anti-skid wheel hub of the ice and snow road surface shown in FIG. 4;
fig. 7 is a schematic view of the telescoping mechanism and the driving mechanism of the anti-skid wheel hub for ice and snow road surface of the present invention shown in fig. 5;
FIG. 8 is a C-C sectional view of the anti-skid wheel hub of the ice and snow road surface of the present invention shown in FIG. 4;
FIG. 9 is a rear elevation view of the mounting land for the anti-skid wheel hub of the ice and snow road surface of the present invention shown in FIG. 6;
FIG. 10 is a front view of the connecting plate of the anti-skid wheel hub of FIG. 8;
fig. 11 is a schematic view of the minimum limit positions of the large sector annular rim block and the small sector annular rim block of the anti-skid wheel hub on the ice and snow road surface of the present invention;
fig. 12 is a schematic view of the maximum limit positions of the large sector annular rim block and the small sector annular rim block of the anti-skid wheel hub for ice and snow road surfaces of the present invention;
fig. 13 is a schematic structural view of the driving disk of the anti-skid wheel hub for ice and snow road surface according to the present invention, which adopts a cam disk;
illustration of the drawings: 1-main hub, 101-coil, 102-induction coil, 103-annular bracket, 2-auxiliary hub, 201-rim block, 2011-big sector annular rim block, 20111-wolf tooth, 2012-small sector annular rim block, 2013-wheel seat, 20131-fixing hole, 2014-connecting shaft, 2015-guide groove, 2016-spoke, 2017-connecting rod, 202-rotary guide disc, 2021-gear ring, 2022-sun gear, 2023-planetary gear, 2024-eccentric track hole, 203-connecting disc, 2031-groove, 204-motor, 205-cam disc, 206-connecting rod matched with cam disc.
Detailed Description
The invention is described in detail below with reference to the following figures and specific embodiments:
the specific embodiment is as follows:
in the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship indicated based on the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
The first embodiment is as follows:
an anti-skidding wheel hub on ice and snow road surfaces comprises a main wheel hub 1 and an auxiliary wheel hub 2 fixed on one side of the main wheel hub 1, wherein the auxiliary wheel hub 2 comprises a plurality of wheel rim blocks 201, a telescopic mechanism connected with the wheel rim blocks 201 and a telescopic control mechanism connected with the telescopic mechanism, the wheel rim blocks 201 are tightly combined with each other at the maximum stroke position of the telescopic mechanism to form a wheel rim ring, the outer diameter of the wheel rim ring is larger than or equal to the outer diameter of a tire on the main wheel hub 1, the wheel rim blocks 201 are tightly combined with each other at the minimum stroke position of the telescopic mechanism to form a closed outer edge, anti-skidding wolf tooth 20111 is arranged at the outer edge of the wheel rim block 201, the wheel rim block 201 comprises a large sector annular wheel rim block 2011 and a large sector annular wheel rim block 2012, the telescopic mechanism is fixed on the main wheel hub 1 through a connecting plate 203, the telescopic mechanism comprises a guide groove 2015, a connecting rod 2017 and a rotary guide disc 202, and the rotary guide disc 202 is movably connected to a, the wheel seat 2013 is in a hollow circular disc shape, fixing holes 20131 are uniformly distributed along the circumference, one spoke 2016 is arranged between every two adjacent fixing holes 20131, guide grooves 2015 are arranged on one side, close to the main hub 1, of the spoke 2016, connecting rods 2017 are inserted into each guide groove 2015, one end, far away from the wheel seat 2013, of each connecting rod 2017 is fixed with one rim block 201, a connecting shaft 2014 is arranged in the middle of each connecting rod 2017, the connecting shaft 2014 is arranged in an eccentric track hole 2024 of the rotary guide disc 202 in a sliding mode, the rotary guide disc 202 is movably connected to one side, close to the main hub 1, of the wheel seat 2013, the telescopic control device is connected with the rotary guide disc 202 to drive the rotary guide disc 202 to rotate, and the telescopic control device is provided with a gear ring 2021, a planetary gear meshed with the gear ring 2021 and a sun gear 2022 meshed with the planetary gear, a rotating hole through which the sun gear 2022 can be rotated by a wrench is formed in one side of the sun gear 2022, which is close to the wheel seat 2013, and the anti-slip mechanism is a wolf tooth 20111.
When this embodiment is used specifically:
the sun gear 2022 is rotated by a hand wrench, the sun gear 2022 drives the planetary gear 2023 externally engaged with the sun gear 2022 to rotate, the planetary gear 2023 drives the internally engaged gear ring 2021 to rotate, the gear ring 2021 is fixed with the rotary guide disc 202, so the rotary guide disc 202 rotates therewith, the rotation of the rotary guide disc 202 drives the eccentric track holes 2024 uniformly distributed in the rotary guide disc 202 to rotate, because the connecting shaft 2014 is slidably arranged in the eccentric track holes 2024 of the rotary guide disc 202, the connecting shaft 2014 starts to move under the driving of the eccentric track holes 2024, the connecting rod 2017 fixed therewith is driven to move towards the outer edge of the auxiliary wheel hub 2, and because one end of the connecting rod 2017 far away from the wheel seat 2013 is fixed with one of the large sector annular wheel rim blocks 2011 or the small sector annular wheel rim blocks 2012 together, so the large sector annular wheel rim blocks 2011 or the small sector annular wheel rim blocks 2012 move towards the outer edge of the auxiliary wheel hub 2 under the driving of the connecting rod, when the large sector annular rim block 2011 and the small sector annular rim block 2012 form a complete rim at the maximum radius position, the movement is stopped, and the auxiliary hub 2 is in an anti-skid working state, as shown in fig. 12, whereas when the movement is reversed, the large sector annular rim block 2011 and the small sector annular rim block 2012 move reversely to the minimum stroke position, and the auxiliary hub 2 is in a non-anti-skid working state, as shown in fig. 11.
Example two:
an anti-skidding wheel hub on ice and snow road surfaces comprises a main wheel hub 1 and an auxiliary wheel hub 2 fixed on one side of the main wheel hub 1, wherein the auxiliary wheel hub 2 comprises a plurality of wheel rim blocks 201, a telescopic mechanism connected with the wheel rim blocks 201 and a telescopic control mechanism connected with the telescopic mechanism, the wheel rim blocks 201 are tightly combined with each other at the maximum stroke position of the telescopic mechanism to form a wheel rim ring, the outer diameter of the wheel rim ring is larger than or equal to the outer diameter of a tire on the main wheel hub 1, the wheel rim blocks 201 are tightly combined with each other at the minimum stroke position of the telescopic mechanism to form a sealed outer edge, anti-skidding wolf tooth 20111 is arranged at the outer edge of the wheel rim block 201, the wheel rim block 201 comprises a large sector annular wheel rim block 2011 and a large sector annular wheel rim block 2012, the telescopic mechanism is fixed on the main wheel hub 1 through a connecting plate 203, and comprises a connecting rod 206 and a cam plate 205 which are, the cam disc 205 is movably connected to a wheel seat 2013 at the center of the auxiliary hub 2, the wheel seat 2013 is in a hollow circular disc shape, fixing holes 20131 are uniformly distributed along the circumference, one spoke 2016 is arranged between every two adjacent fixing holes 20131, a connecting rod 206 matched with a cam disc structure is arranged on one side of the spoke 2016 close to the main hub 1, one end of each connecting rod 206 matched with the cam disc structure, which is far away from the wheel seat 2013, is fixed with a rim block 201, each connecting rod 206 matched with the cam disc structure is movably connected with the cam disc 205, the cam disc 205 drives the connecting rod 206 matched with the cam disc structure to do telescopic motion, the telescopic control device is provided with a gear ring 2021, a planetary gear meshed with the gear ring 2021 and a sun gear 2022 meshed with the planetary gear, one side of the sun gear 2022, which is close to the wheel seat 2013, the motor 204 is fixed in a central hole of the wheel seat 2013, the anti-slip mechanism is a wolf tooth 20111.
When this embodiment is used specifically:
the main hub 1 is provided with a coil 101 and an induction coil 102 for generating electricity, when the main hub 1 rotates, the coil 101 for generating electricity cuts a magnetic induction line provided by the induction coil 102 fixed on the annular bracket 103, the coil 101 for generating electricity of a closed loop generates current to supply the current to the motor 204, the motor 204 starts to rotate at the moment, the sun gear 2022 connected with the motor 204 is driven to rotate, the sun gear 2022 drives the planet gear 2023 externally meshed with the sun gear 2022 to rotate, the planet gear 2023 drives the internally meshed gear ring 2021 to rotate, the gear ring 2021 is fixed with the cam disc 205, the cam disc 205 rotates along with the sun gear, the connecting rod 206 matched with the cam disc structure is arranged on a guide cam part of the cam disc 205 in a sliding manner, so that the connecting rod 206 matched with the cam disc structure starts to move under the driving of the cam disc 205, and one end of the connecting rod 206 matched with the cam disc structure, which is far away from the wheel seat 2013, is connected with a large sector annular rim block 2012 are fixed together, therefore, the large sector annular rim block 2011 or the small sector annular rim block 2012 moves towards the outer edge direction of the auxiliary hub 2 under the pushing of the connecting rod, when the large sector annular rim block 2011 and the small sector annular rim block 2012 form a complete rim when the radius of the large sector annular rim block 2011 and the small sector annular rim block 2012 is at the maximum position, the movement is stopped, the auxiliary hub 2 is in an anti-skid working state at the moment, as shown in fig. 12, conversely, when the movement is reversed, the large sector annular rim block 2011 and the small sector annular rim block 2012 move in the reverse direction at the minimum stroke position, and the auxiliary hub 2 is in a non-anti-skid working state at the moment, as shown in fig. 11.
Example three:
an anti-skidding wheel hub on ice and snow road surfaces comprises a main wheel hub 1 and an auxiliary wheel hub 2 fixed on one side of the main wheel hub 1, wherein the auxiliary wheel hub 2 comprises a plurality of wheel rim blocks 201, a telescopic mechanism connected with the wheel rim blocks 201 and a telescopic control mechanism connected with the telescopic mechanism, the wheel rim blocks 201 are tightly combined with each other at the maximum stroke position of the telescopic mechanism to form a wheel rim ring, the outer diameter of the wheel rim ring is larger than or equal to the outer diameter of a tire on the main wheel hub 1, the wheel rim blocks 201 are tightly combined with each other at the minimum stroke position of the telescopic mechanism to form a closed outer edge, anti-skidding wolf tooth 20111 is arranged at the outer edge of the wheel rim block 201, the wheel rim block 201 comprises a large sector annular wheel rim block 2011 and a large sector annular wheel rim block 2012, the telescopic mechanism is fixed on the main wheel hub 1 through a connecting plate 203, the telescopic mechanism comprises a guide groove 2015, a connecting rod 2017 and a rotary guide disc 202, and the rotary guide disc 202 is movably connected to a, the wheel seat 2013 is in a hollow circular disc shape, fixing holes 20131 are uniformly distributed along the circumference, one spoke 2016 is arranged between every two adjacent fixing holes 20131, guide grooves 2015 are arranged on one side, close to the main hub 1, of the spoke 2016, connecting rods 2017 are inserted into each guide groove 2015, one end, far away from the wheel seat 2013, of each connecting rod 2017 is fixed with one rim block 201, a connecting shaft 2014 is arranged in the middle of each connecting rod 2017, the connecting shaft 2014 is arranged in an eccentric track hole 2024 of the rotary guide disc 202 in a sliding mode, the rotary guide disc 202 is movably connected to one side, close to the main hub 1, of the wheel seat 2013, the telescopic control device is connected with the rotary guide disc 202 to drive the rotary guide disc 202 to rotate, and the telescopic control device is provided with a gear ring 2021, a planetary gear meshed with the gear ring 2021 and a sun gear 2022 meshed with the planetary gear, the sun gear 2022 is connected with the motor 204 near one side of wheel seat 2013, the motor 204 is fixed in the centre bore of wheel seat 2013, main wheel hub 1 is equipped with coil 101 and induction coil 102 that the electricity generation was used, evenly be equipped with recess 2031 along the circumferencial direction in the connection pad 203, install the battery in the recess 2031, anti-skidding mechanism is wolf tooth 20111.
When this embodiment is used specifically:
the main hub 1 is provided with a coil 101 and an induction coil 102 for generating electricity, when the main hub 1 rotates, the coil 101 for generating electricity cuts the magnetic induction lines provided by the induction coil 102 fixed on the annular bracket 103, the coil 101 for generating electricity of the closed loop generates current to supply to the batteries arranged in the grooves 2031 uniform along the circumferential direction in the connecting disc 203, the batteries supply electric energy to the motor 204, at this time, the motor 204 starts to rotate to drive the sun gear 2022 connected with the motor 204 to rotate, the sun gear 2022 drives the planetary gear 2023 externally engaged with the sun gear 2022 to rotate, the planetary gear 2023 drives the internally engaged gear ring 1 to rotate, because the gear ring 2021 and the rotary guide disc 202 are fixed together, the rotary guide disc 202 rotates along with the gear ring, the rotation of the rotary guide disc 202 drives the eccentric track holes 2024 uniformly distributed on the rotary guide disc 202 to rotate, because the connecting shaft 2014 is slidably arranged in the eccentric track holes 2024 of the rotary guide disc 202, therefore, the connecting shaft 2014 starts to move under the driving of the eccentric track hole 2024, so as to drive the connecting rod 2017 fixed together with the connecting shaft to move towards the outer edge direction of the auxiliary hub 2, and because one end of the connecting rod 2017, which is far away from the wheel seat 2013, is fixed together with the large sector annular rim block 2011 or the small sector annular rim block 2012, so that the large sector annular rim block 2011 or the small sector annular rim block 2012 moves towards the outer edge direction of the auxiliary hub 2 under the pushing of the connecting rod, when the large sector annular rim block 2011 and the small sector annular rim block 2012 form a complete rim ring at the maximum radius position of the large sector annular rim block 2011 and the small sector annular rim block 2012, the movement is stopped, the auxiliary hub 2 is in an anti-skid working state at the moment, as shown in fig. 12, and conversely, when the movement is reversed, the large sector annular rim block 2011 and the small sector annular rim block 2012 move reversely at the minimum stroke position, the auxiliary hub 2 is in a non-skid working state.
The above embodiments have explained the present invention in detail. Of course, the above description is not intended to limit the present invention, and the present invention is not limited to the above examples, and the changes, modifications, additions, reductions, and substitutions made by the person skilled in the art within the spirit of the present invention also belong to the protection scope of the present invention.
Claims (10)
1. The anti-skidding wheel hub is characterized in that the auxiliary wheel hub is formed by connecting a plurality of fan-shaped annular wheel rim blocks with a telescopic control mechanism through a telescopic mechanism, when the telescopic mechanism is in the maximum stroke, the adjacent fan-shaped annular wheel rim blocks can be tightly combined to form a wheel rim ring with the diameter larger than or equal to the outer diameter of a tire, and an anti-skidding mechanism is arranged on the outer surface of each fan-shaped annular wheel rim block.
2. An anti-skidding wheel hub on an ice and snow road surface as claimed in claim 1 wherein the telescoping mechanism is composed of a number of connecting rods equal to the number of rim blocks and a rotary guide disc movably connected with the connecting rods, the other ends of the connecting rods are fixedly connected with the rim blocks, and a driving piece connected with the telescoping control mechanism is arranged on the rotary guide disc.
3. An anti-skid wheel hub as claimed in claim 2, wherein the rotary guide disc is used to control the expansion of the rim block through the connecting rod, and the rotary guide disc is provided with eccentric track holes corresponding to the rim block for controlling the expansion of the rim block.
4. An anti-skidding wheel hub on an ice and snow road surface as claimed in claim 3 wherein one end of the connecting rod is movably connected in the eccentric track hole through a connecting shaft, and the connecting rod is controlled to stretch and retract by the reciprocating motion of the connecting shaft in the eccentric track hole so as to control the stretching and retracting of the wheel rim block.
5. An anti-skid wheel hub for ice and snow road surfaces as claimed in claim 2, wherein the rotary guide disc is of a cam disc structure, a convex tooth matched with the connecting rod is arranged on the circumferential surface of the rotary guide disc, and the connecting rod slides on the convex tooth to drive the connecting rod to stretch and retract by rotating the rotary guide disc, so that the purpose of stretching and retracting the rim block is achieved.
6. An anti-skid wheel hub as claimed in any one of claims 1 to 5, wherein said telescoping control mechanism comprises a transmission mechanism and a power mechanism, said power mechanism being connected to the driving member via the transmission mechanism.
7. An anti-skid wheel hub as claimed in claim 6, wherein said transmission mechanism has a gear ring, a planetary gear engaged with the gear ring and a sun gear engaged with the planetary gear, said power mechanism is composed of a wrench and a rotation hole at the center of the sun gear, and the operator rotates the sun gear by the wrench cooperating with the rotation hole.
8. An anti-skid wheel hub as claimed in claim 6, wherein said power mechanism is an electric motor, and said main hub is provided with a power generating mechanism for supplying power to said electric motor.
9. An anti-skid wheel hub for ice and snow road according to any one of claims 1-5, 7 and 8, wherein the wheel rim blocks are composed of a large sector annular wheel rim block and a small sector annular wheel rim block, the difference of the sliding stroke of the adjacent large sector annular wheel rim block and the small sector annular wheel rim block is not less than the thickness of the adjacent large sector annular wheel rim block and the adjacent small sector annular wheel rim block along the radius direction, so that when the connecting rod is at the minimum stroke, the large sector annular wheel rim blocks are contacted with each other to form a closed wheel rim, and the small sector annular wheel rim block is positioned in the closed wheel rim.
10. An anti-skid wheel hub as claimed in any one of claims 1 to 5, 7 or 8, wherein said anti-skid mechanism is a wolf tooth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921203015.2U CN210416077U (en) | 2019-07-29 | 2019-07-29 | Anti-skidding wheel hub for ice and snow road surface |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921203015.2U CN210416077U (en) | 2019-07-29 | 2019-07-29 | Anti-skidding wheel hub for ice and snow road surface |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210416077U true CN210416077U (en) | 2020-04-28 |
Family
ID=70383614
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921203015.2U Expired - Fee Related CN210416077U (en) | 2019-07-29 | 2019-07-29 | Anti-skidding wheel hub for ice and snow road surface |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210416077U (en) |
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2019
- 2019-07-29 CN CN201921203015.2U patent/CN210416077U/en not_active Expired - Fee Related
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