WO2012092852A1 - 辅助轮、无助力千斤顶以及开启和锁定辅助轮自锁装置的设备 - Google Patents
辅助轮、无助力千斤顶以及开启和锁定辅助轮自锁装置的设备 Download PDFInfo
- Publication number
- WO2012092852A1 WO2012092852A1 PCT/CN2012/070021 CN2012070021W WO2012092852A1 WO 2012092852 A1 WO2012092852 A1 WO 2012092852A1 CN 2012070021 W CN2012070021 W CN 2012070021W WO 2012092852 A1 WO2012092852 A1 WO 2012092852A1
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- WO
- WIPO (PCT)
- Prior art keywords
- locking
- self
- contact surface
- auxiliary wheel
- wheel
- Prior art date
Links
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B11/00—Units comprising multiple wheels arranged side by side; Wheels having more than one rim or capable of carrying more than one tyre
- B60B11/10—Emergency wheels
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B21/00—Means for preventing relative axial movement of a pin, spigot, shaft or the like and a member surrounding it; Stud-and-socket releasable fastenings
- F16B21/06—Releasable fastening devices with snap-action
- F16B21/07—Releasable fastening devices with snap-action in which the socket has a resilient part
- F16B21/073—Releasable fastening devices with snap-action in which the socket has a resilient part the socket having a resilient part on its inside
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B27/00—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B31/00—Hand tools for applying fasteners
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B15/00—Wheels or wheel attachments designed for increasing traction
- B60B15/26—Auxiliary wheels or rings with traction-increasing surface attachable to the main wheel body
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B23/00—Attaching rim to wheel body
- B60B23/04—Attaching rim to wheel body by bayonet joint, screw-thread, or like attachments
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B23/00—Attaching rim to wheel body
- B60B23/06—Attaching rim to wheel body by screws, bolts, pins, or clips
- B60B23/10—Attaching rim to wheel body by screws, bolts, pins, or clips arranged axially
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B25/00—Rims built-up of several main parts ; Locking means for the rim parts
- B60B25/04—Rims with dismountable flange rings, seat rings, or lock rings
- B60B25/14—Locking means for flange rings or seat rings
- B60B25/20—Arrangement of screws, bolts, or shouldered pins
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B29/00—Apparatus or tools for mounting or dismounting wheels
- B60B29/003—Wrenches, e.g. of the ratchet type
-
- 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
- B60C17/00—Tyres characterised by means enabling restricted operation in damaged or deflated condition; Accessories therefor
-
- 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
- B60C17/00—Tyres characterised by means enabling restricted operation in damaged or deflated condition; Accessories therefor
- B60C17/01—Tyres characterised by means enabling restricted operation in damaged or deflated condition; Accessories therefor utilising additional inflatable supports which become load-supporting in emergency
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60S—SERVICING, CLEANING, REPAIRING, SUPPORTING, LIFTING, OR MANOEUVRING OF VEHICLES, NOT OTHERWISE PROVIDED FOR
- B60S9/00—Ground-engaging vehicle fittings for supporting, lifting, or manoeuvring the vehicle, wholly or in part, e.g. built-in jacks
- B60S9/02—Ground-engaging vehicle fittings for supporting, lifting, or manoeuvring the vehicle, wholly or in part, e.g. built-in jacks for only lifting or supporting
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
- B66F7/24—Lifting frames, e.g. for lifting vehicles; Platform lifts for raising or lowering vehicles by their own power
- B66F7/243—Ramps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L21/00—Joints with sleeve or socket
- F16L21/007—Joints with sleeve or socket clamped by a wedging action
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L21/00—Joints with sleeve or socket
- F16L21/06—Joints with sleeve or socket with a divided sleeve or ring clamping around the pipe-ends
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B2900/00—Purpose of invention
- B60B2900/70—Adaptation for
- B60B2900/731—Use in cases of damage, failure or emergency
Definitions
- the present invention relates to an auxiliary wheel and a boostless jack for mounting and dismounting the auxiliary wheel. Background technique
- the vehicle may encounter various unexpected situations, such as the occurrence of airtightness of the tire, encounters, and severe weather such as water and snow.
- the usual treatment methods include: replacing the faulty tire, using special tires or temporarily handling the tires in response to special weather.
- a special tire can be used, which is internally provided with a support structure to ensure that the motor vehicle can safely travel for a distance after the puncture; for example, in a slippery section such as mud , tires with studs can be used; for example, in snow and ice, snow chains can be installed on the tires to improve the driving safety of the vehicle.
- the present invention provides an auxiliary wheel and an installation for the auxiliary wheel and Disassembled helpless jack.
- an auxiliary wheel comprising a hub and a tire, the auxiliary wheel being fixedly mounted on the wheel in such a manner as to have a common axis of rotation with the wheel of the motor vehicle.
- the auxiliary wheel of the present invention includes one or more first locking assemblies on the hub for securing the auxiliary wheel to the wheel hub such that the auxiliary wheel is directly driven by the wheel hub.
- the first locking assembly is for fixing the auxiliary wheel to the wheel hub through a through hole in the wheel hub; or the first locking assembly is for connecting with the second locking component located on the wheel hub, thereby
- the auxiliary wheel is mounted to the wheel hub.
- the first locking assembly comprises a stop device and a self-locking device having a continuous locking position, the self-locking device comprising:
- the self-locking component has a second frictional contact surface and a third frictional contact surface, the self-locking member being disposed at least partially within the cavity such that the second frictional contact surface faces the first frictional contact surface and the third frictional contact surface faces the fourth frictional contact surface a first lock block and a second lock block, the first lock block is disposed between the first and second frictional contact faces and is in contact with the first and second frictional contact faces, and the second lock block is disposed at the third and fourth Frising contact surfaces and contacting the third and fourth friction contact surfaces; the first lock block and the second lock block are configured such that the self-locking member is movable relative to the base in the first direction, and in the first direction The opposite second direction is locked, so that the self-locking component can be locked in any continuous locking position, i
- the movement of the self-locking member in the first direction causes the stop means to abut against the wheel hub, thereby clamping the wheel hub between the self-locking device and the stop device, and the locking of the self-locking member in the second direction is prevented
- the stop device is loose from the wheel hub.
- the angle between the first and second frictional contact faces is ⁇
- the angle between the fourth and third frictional contact faces is ⁇ ′
- the first lock block is opposite to the first and second frictional contact faces.
- the friction angle is ⁇ 2, a second locking block relative to the third, fourth friction contact surface friction angle respectively, ⁇ 3 and ⁇ 4, wherein, ⁇ ⁇ + ⁇ 2 And ⁇ ' ⁇ 3+ ⁇ 4 ;
- the self-locking device further includes a holding member for applying a force to the first and second lock blocks, so that the first lock block remains with the first and second when the self-locking member is locked in the locked position.
- the frictional contact faces are in contact, and the second lock block remains in contact with the third and fourth frictional contact faces.
- the retaining member includes a spring and a lock sleeve extending through the cavity, the self-locking member extending through the lock block sleeve, the side wall of the lock block sleeve having a first aperture adapted to receive the first lock block and receiving a second hole of the second lock block;
- the spring is located in the cavity and applies an elastic force to the first lock block and the second lock block; or the spring is located outside the base and applies an elastic force to the lock block sleeve, and the end of the lock block sleeve has a flange, The spring is disposed between an outer surface of the base and a flange of the lock block sleeve.
- a first locking assembly includes a stop device and a self-locking device having a continuous locking position, the self-locking device comprising: a base having a cavity, the sidewall of the cavity including a first friction a contact surface, and the base is fixed on the auxiliary wheel hub or integrally formed with the auxiliary wheel hub; the self-locking member has a second frictional contact surface, the self-locking member is disposed at least partially in the cavity, and the second frictional contact surface Facing the first frictional contact surface; the first lock block is disposed between the first and second frictional contact faces and is in contact with the first and second frictional contact faces; the first lock block is configured to be self-contained The lock member is movable relative to the base in a first direction and locked in a second direction opposite the first direction such that the self-locking member can be locked in any continuous locking position; the self-locking member is in the first direction The movement causes the stop device to abut against the wheel hub, thereby clamping the
- the angle between the first and second frictional contact faces is less than or equal to the sum of the friction angles of the first lock block with respect to the first and second frictional contact faces, respectively; preferably, the first frictional contact face and the second The angle between the frictional contact faces is less than or equal to 17.
- the self-locking device further includes a holding member for applying an elastic force to the first lock block such that the first lock block remains in contact with the first and second frictional contact faces when the self-locking member is locked in the locked position .
- the base, the self-locking member and the lock block are made of steel.
- the self-locking component is a plate wheel, the plate wheel is rotatably coupled to the base, and is rotatable in the first direction and the second direction; preferably, the plate wheel has a trigger along a radial direction thereof for rotating the plate wheel.
- the stopping device comprises a link mechanism and a stop mechanism coupled to the link mechanism, wherein the link mechanism is configured to be coupled to the self-locking member through a through hole in the auxiliary wheel hub, such that the self-locking member is along
- the movement in the first direction drives the stop mechanism against the side of the wheel hub that faces away from the auxiliary wheel.
- the link mechanism and the stop mechanism are movably coupled or integrally formed, and/or the link mechanism is movably coupled or integrally formed with the self-locking member; preferably, when the link mechanism is movably coupled with the stop mechanism, the stop mechanism One end of the stop mechanism is rotatably coupled with respect to the auxiliary wheel hub, and the other end of the stop mechanism is for abutting against or disengaging the wheel hub under the driving of the link mechanism; more preferably, the stopping device further comprises a stop for the stop The mechanism applies an elastic force to automatically disengage the components of the wheel hub when it is not locked.
- the first locking assembly further comprises an adapting module having a shape complementary to the through hole of the wheel hub and embedded in the through hole when the auxiliary wheel is fixed to the wheel hub.
- one end of the stop mechanism is rotationally coupled to the adapter module, and the other end of the stop mechanism is adapted to abut against the wheel hub under the drive of the self-locking component.
- the second locking component is a locking post; the first locking component is used to lock the locking post.
- the lock cylinder has an annular lock groove; and the first lock assembly comprises: a lock block sleeve, a lock block, a self-locking cover, an elastic member and a gland, wherein the lock block sleeve is fixed on the auxiliary wheel hub or integrally formed therewith , the sleeve is sleeved on the lock post, and the side wall of the lock sleeve has a lock block hole corresponding to the number of lock blocks and corresponding to the position of the annular lock groove, and the lock block hole is used for inlaying a lock block, the self-locking cover is disposed around the lock block sleeve, and the contact surface facing the lock block is a tapered surface, the gland is fixedly disposed on the lock block sleeve, and the elastic member is configured to provide a taper surface of the self-locking cover The elastic force of the locking block embedded in the annular locking groove.
- the contact surface of the lock block with the lock cylinder and the contact surface of the lock block with the self-locking cover are smaller than or equal to the friction of the contact surface of the lock block with respect to the lock post and the contact surface of the self-locking cover. Corner with.
- the first locking component further comprises a cam lever, the cam lever has a handle at one end and a cam at the other end, the cam is hinged with the self-locking cover and is in contact with the gland, and the cam lever can be in the locked position and the disengaged position.
- the cam lever has a handle at one end and a cam at the other end
- the cam is hinged with the self-locking cover and is in contact with the gland, and the cam lever can be in the locked position and the disengaged position.
- the taper surface of the self-locking cover presses the lock block and is embedded in the annular lock groove.
- the cam lever is in the disengaged position, the self-locking cover is lifted to release the lock block.
- the annular lock groove
- the tire includes: a tire casing, and a stud fixed to the tire casing and protruding from an outer surface of the tire casing; preferably, the tire further includes a partition member disposed on the inner tube of the tire and Between the tires.
- the tire further comprises a stud holder fixed in the tire casing, wherein the plurality of anti-slip nails are integrated on the substrate, the substrate has a through hole and is sleeved on the stud base and slidable relative to the stud base . Therefore, the anti-skid auxiliary wheel of the present invention is easy to manufacture, has a good anti-slip effect, and has little damage to the road surface.
- a powerless jack for use in mounting the above-described auxiliary wheel, comprising a slewingly connected climbing block and a branch block, the climbing block and the supporting block having a common supporting bottom surface, and the climbing block has A slope for the auxiliary wheel to climb.
- the locking assembly of the present invention is convenient to open and lock, has simple operation, and significantly improves efficiency. Moreover, the volume is smaller than the traditional spare tire, easy to carry, and easy for everyone to carry and install.
- the jack of the invention has a simple structure, is convenient to carry, is easy to use, and has high adaptability.
- FIG. 1A is a front elevational view of a wheel (eg, a conventional wheel) to which an auxiliary wheel according to an embodiment of the present invention is mounted, wherein the auxiliary wheel is fixedly mounted on a hub of the wheel through its hub;
- a wheel eg, a conventional wheel
- the auxiliary wheel is fixedly mounted on a hub of the wheel through its hub;
- Figure 1B is a front elevational view, taken along line A-A, of the wheel of the auxiliary wheel according to the embodiment of the present invention
- Figure 2B is a cross-sectional view taken along line BB of the hub of the wheel shown in Figure 2A;
- 3A is a front view showing an example of an adapting module used in an auxiliary wheel according to a preferred embodiment of the present invention;
- FIG. 3B is a CC cross-sectional view of the adapting module shown in FIG. 3A;
- Figure 3C is a rear elevational view of the adapter module of Figure 3A;
- FIG. 4A is a self-locking schematic diagram of a first embodiment of a self-locking device in a locking assembly for an auxiliary wheel in accordance with the present invention
- Figure 4B is a perspective view of the force triangle involved in the self-locking principle of the first embodiment of the self-locking device according to the present invention.
- 4C and 4D are for explaining the structure and self-locking principle of the second and third embodiments of the self-locking device in the locking assembly for the auxiliary wheel according to the present invention.
- 5A, 5B, 5C, and 5D are respectively a front view and a cross-sectional view of the A-A, B-B, and C-C of the second embodiment of the self-locking device of the locking assembly according to the present invention
- 6A, 6B, and 6C are a front view, an A-A cross-sectional view, and a rear view, respectively, of an example of a locking assembly using a second embodiment of the self-locking device;
- Figure 6D is a radial cross-sectional view of the auxiliary wheel and the wheel as a whole with the auxiliary wheel of the locking assembly shown in Figures 6A-6C secured to the wheel hub;
- Figure 7 is an A-A cross-sectional view of the locking assembly similar to the locking assembly of Figures 6A-6C, employing different forms of stop mechanisms;
- 8A, 8B, 8C and 8D are respectively a front view, a C-C, an A-A, a B-B sectional view of a third embodiment of the self-locking device of the locking assembly according to the present invention.
- Figure 9 is a cross-sectional view taken along line A-A of a modification of the third embodiment of the self-locking device of the locking assembly according to the present invention, wherein the lock block has a pentahedron shape, which is different from the lock block in the third embodiment of the self-locking device;
- Figure 10 is a cross-sectional view taken along line B-B of a modification of the third embodiment of the self-locking device of the locking assembly according to the present invention, wherein the lock block is spherical, different from the lock block in the third embodiment of the self-locking device;
- Figure 11A is a perspective view of a locking and unlocking tool (wrench) of a self-locking device in accordance with an embodiment of the present invention
- 11B is a perspective view of a locking and unlocking tool (crowbar) of a self-locking device according to another embodiment of the present invention.
- FIG. 11C is a perspective view of a locking and unlocking tool (crowbar) of a self-locking device according to another embodiment of the present invention.
- 12A, 12B and 12C are respectively a lock cylinder fixed to the wheel hub and locked to the lock cylinder Main view, A-A cross-sectional view and BB cross-sectional view of the example of the locking component;
- 13A, 13B, and 13C are respectively a perspective view, a top view, and an A-A cross-sectional view of the unassisted jack according to the embodiment of the present invention
- Figure 14A is a radial cross-sectional view of a non-slip assist wheel in accordance with an embodiment of the present invention
- Figure 14B is a radial cross-sectional view of a non-slip assisting wheel in accordance with another embodiment of the present invention.
- Figure 14C is a perspective view of the stud pin used in the anti-skid assisting wheel shown in Figure 14B. detailed description
- the auxiliary wheels are fixedly mounted on the wheels in such a manner as to have a common axis of rotation with the wheels of the vehicle, typically mounted on the outside of the wheels.
- the auxiliary wheel can be mounted and/or attached to the wheel via the hub and/or axle of the wheel, which can be used for a variety of purposes, such as slip, explosion proof tires, replacement of failed conventional tires, and the like.
- the invention is applicable to a variety of existing wheels.
- auxiliary wheel When the auxiliary wheel is mounted on the wheel through the axle of the wheel, one or more screws in the existing screw for fixing the wheel can be passed through the preset screw hole on the auxiliary wheel, and then tightened to the wheel. There is a screw hole, so that the auxiliary wheel is fixed on the wheel, and details are not described herein again.
- the manner in which the auxiliary wheels are fixed by the hub of the wheel is mainly explained below.
- the direction of the axis of rotation of the wheel axle is defined as “axial”
- the direction of the wheel diameter is defined as “radial”
- the plane perpendicular to the axial direction of the wheel diameter is defined as “radial plane”.
- Inside the wheel is defined as: the side closer to the axle based on the radial face of the wheel
- the term “outside of the wheel” is defined as: the side away from the axle of the vehicle, based on the radial face of the wheel
- “Wheel” refers to a wheel that a motor vehicle has for normal driving, and is connected to a wheel axle, hereinafter also referred to as a wheel.
- auxiliary wheel refers to a wheel that can be additionally fixed to a conventional wheel of a motor vehicle.
- the wheel that is, the wheel of the invention can function as a spare tire function, an anti-slip function or other function; in the case of no conflict, the technical features of the auxiliary wheel can also be directly applied to a conventional wheel, such as the stud of the present invention. It can be applied to conventional wheels to form wheels with anti-slip function.
- the term “coupling channel” refers to the fixed connection on the hub of the wheel.
- the through-hole-assisted wheel, the weight reduction holes may be a conventional wheel hub, or may be in a conventional wheel hub made on a special through-hole or other through-holes.
- FIG. 1A, IB are wheel views in which an auxiliary wheel according to an embodiment of the present invention is mounted.
- the wheel 2 includes a hub 12 and a tire 14.
- the auxiliary wheel 1 comprises a hub 11 and a tire 13 (see Fig. 1B), and one or more locking assemblies 6 fixed to the hub 11, the locking assembly 6 for fixing the auxiliary wheel 1 to the hub of the vehicle wheel That is, it is fixed to the hub 12 of the wheel 2 shown in the figure such that the auxiliary wheel 1 is directly driven by the hub 12 of the wheel 2 instead of being directly driven by the axle.
- the lock is not shown in Figs. 1A and 1B.
- the specific configuration of the solid component 6 is shown only in squares.
- the function of the auxiliary wheel 1. Usually, the auxiliary wheel 1 is mounted outside the hub 12 of the wheel 2.
- the locking assembly 6 can be mounted on the through hole 16 of the hub 12 of the wheel 2 to fix the auxiliary wheel 1; or, the locking assembly 6 cooperates with another locking assembly on the hub 12 of the wheel 2 to fix the auxiliary wheel 1 .
- the locking assembly of the present invention is simple to manufacture, low in cost, safe to use, convenient, and quick, and is described in detail below.
- Fig. 2A is a front elevational view of a hub for explaining an exemplary wheel of an auxiliary wheel according to an embodiment of the present invention
- Fig. 2B is a cross-sectional view (i.e., a radial cross-sectional view) of the wheel hub.
- a through hole e.g., a lightening hole
- the through hole 16 has side walls 16A, 16B, 16C, and 16D that are complementarily mated with the mating modules specifically described below for attaching the appropriate modules.
- the wheel hub 12 also has an inner side wall 16E against which the stop mechanism specifically described below abuts.
- the locking assembly 6 of the auxiliary wheel of the present invention preferably also has an adapting module 8 that complements the shape of the through hole 16 (see Figs. 3A-3C). ).
- the adapter module 8 is inserted into the through hole 16 in the wheel hub 12, and the side surfaces 8A, 8B, 8C, 8D of the adapter module 8 and the side surface 16A of the through hole 16 are fitted. -16D fit, which is beneficial to the stable fit and positioning of the auxiliary wheel and the wheel hub.
- the adapter module 8 When the wheel 2 and the auxiliary wheel 1 are in a locked state with each other, the adapter module 8 is located in the through hole 16 of the wheel hub 12 of the wheel 2, and when the wheel 2 is rotated, passes through the side walls 16C, 16D of the through hole 16 and the adapter module 8
- the upper side surfaces 8C, 8D cooperate to realize the torque transmission between the wheel 2 and the auxiliary wheel 1; the side walls 16A, 16B of the through hole 6 cooperate with the outer side faces 8A, 8B of the adapter module 8 to realize the wheel 2 and Concentric positioning of the auxiliary wheel 1.
- 3A-3C show only one exemplary structure of an adaptation module used in an auxiliary wheel according to an embodiment of the present invention. It should be understood that in order to accommodate the various shapes of through holes 16 in the wheel hub of the motor vehicle, the adapter module 8 may have a corresponding shape that matches the through hole 16 such that it can be inserted into the through hole 16 and with the through hole 16 Closely fit.
- the adapter module 8 has a positioning structure 8G for cooperating with the positioning structure on the auxiliary wheel hub 11 to achieve accurate positioning of the adapter module 8 on the auxiliary wheel hub 11.
- the adapter module 8 can also not accurately set the bit structure 8G, but rely on the screw hole 8F and the auxiliary wheel hub 11 to achieve accurate positioning.
- the adapter module 8 can be attached to the auxiliary wheel hub 11 by a variety of known means, including screwing, riveting, snapping, bonding, and the like. Further, the adapter module 8 and the auxiliary wheel hub 11 may be integrally formed.
- the locking assembly 6 includes a self-locking device having a continuous locking position.
- the self-locking device comprises a base 101 having a cavity, a self-locking member 102 at least partially located in the cavity, and a lock block 103, wherein The side wall of the cavity includes a first frictional contact surface (i.e., a lock surface) W, and the self-locking member 102 has a second frictional contact surface M that faces the frictional contact surface W and is at an angle a to the frictional contact surface W. .
- the lock block 103 is disposed between the friction contact surface W and the friction contact surface ⁇ and is in contact with the friction contact surface W and the cymbal, and the lock block 103 may have different shapes as needed, for example, may be spherical, cylindrical, polyhedral, etc. .
- the locking assembly 6 may further include a retaining member (not shown in FIG. 4A), which may be a spring having one end fixed to the base 101 and the other end facing the lock block 103 along the apex of the alpha angle The direction of the application exerts an elastic preload.
- the self-locking member 102 can be in contact with the base, but the contact surface is a smooth contact surface or a substantially smooth contact surface.
- the self-locking of the self-locking member 102 can be achieved by the contact friction of the locking block 103 with the two frictional contact faces W, ⁇ in the base cavity.
- the base is movable relative to the base in a first direction F1 and locked in a second direction F2 opposite the first direction such that the self-locking member 102 can be locked in any continuous locked position.
- the first direction F1 is roughly the direction indicated by the apex of the ⁇ angle.
- the lock block 103 When a force is applied to the lock block 103 in a direction opposite to the direction indicated by the vertex of the a corner (in the presence of the retaining member, the force of the retaining member against the lock block 103 is overcome), the lock block 103 is at least When the frictional contact faces W, M are disengaged, the locking of the lock block 103 is released, and the locking of the self-locking member 102 is released, at which time the self-locking member 102 is movable in the second direction F2. Therefore, the self-locking member 102 can be kept locked in the second direction F2 as long as the lock block remains in contact with the frictional contact faces W, M without being loosened.
- the first frictional contact surface W is produced for the lock block 103.
- the force is R 13
- the force generated by the second frictional contact surface M on the lock block 103 is R 23
- the spring force of the spring to the lock block 102 is P
- the angle between the P and the second friction contact surface M is ⁇
- ⁇ is The angle between the first frictional contact surface W and the second frictional contact surface
- ⁇ and ⁇ 2 are the friction angles of the lock block 103 with respect to the first frictional contact surface W and the second frictional contact surface , respectively,
- the lock block 103 is relative to the first friction contact surface W and the second friction
- the friction coefficient of the contact surface ⁇ may be the same or different, and therefore, 1 may be the same or different.
- ⁇ 1 and ⁇ 2 represent normals.
- the self-locking condition is determined according to the condition that the resistance at the reverse stroke is less than or equal to zero.
- the angle [alpha] is less than or equal to the locking block 103 with respect to the first and second frictional contact surface W frictional contact surface of the friction angle ⁇ ⁇ and ⁇ 2, i.e. ⁇ ⁇ + ⁇ 2, self-locking member 102 It is movable relative to the base 101 in the first direction F1 and locked in the second direction F2 opposite the first direction, so that the self-locking member can be locked in any of the continuous locking positions.
- each component of the self-locking device can be made of different materials (such as metal, plastic, ceramics, etc.) as needed, and the materials between the components can be different, and even each component can be made of different materials. .
- a plurality of self-locking devices that are coupled to each other may be provided on the desired device.
- two self-locking devices that are coupled to each other are symmetrically disposed.
- Figures 4C, 4D are used to illustrate the self-locking assembly for an auxiliary wheel in accordance with the present invention.
- the second and third embodiments of the self-locking device are a combination of the first embodiment of the two self-locking devices.
- the self-locking device of the present embodiment includes a base 111 having a cavity, a self-locking member 112 at least partially located in the cavity, and a first lock block 113 and a second lock block 113a, wherein the cavity
- the side wall includes first and fourth frictional contact surfaces 111W, 111M
- the self-locking member 112 has second and third frictional contact surfaces 112M, 112W, and the first frictional contact surface 111W faces the second frictional contact surface 112M at an angle thereto ⁇ , the fourth frictional contact surface 111M faces the third frictional contact surface 112W and forms an angle ⁇ ' therewith.
- the first lock block 113 is disposed between and in contact with the first and second frictional contact faces; the second lock block 113a is disposed between and in contact with the third and fourth frictional contact faces.
- the self-locking device of the present embodiment may also include a holding member that applies elasticity to the first and second lock blocks 113 and 113a in the directions indicated by the angles ⁇ and ⁇ ', respectively. Preload.
- the self-locking member 112 can be made movable in the first direction F1 with respect to the base 111, and locked in the second direction F2 opposite to the first direction, Thereby the self-locking component can be locked in any continuous locking position.
- the angle between the second and third frictional contact surfaces 112M, 112W is ⁇ , the angle ec i+c z+i s+c of the first frictional contact surface 111 W and the fourth frictional contact surface 111M A+Y n
- the above-mentioned angle of the base cavity can be designed, and under the action of the lock block, the self-locking member can be locked in any continuous locking position.
- the locking assembly provided on the auxiliary wheel hub can include a self-locking device having a continuous locking position as shown in Figures 5A-5D and a stop device associated with the self-locking device.
- the embodiment of the self-locking device includes a base 121, a self-locking member 122, and two lock blocks 123, 123a.
- the self-locking device may further comprise a retaining member (which includes, for example, a spring 124).
- the base 121 is fixed to the hub of the auxiliary wheel or integrally formed with the auxiliary wheel hub.
- the base 121 has a cavity, and the side wall of the cavity includes two frictional contact faces 121W, 121M (corresponding to the first and fourth frictional contact faces 111 W, 111M in FIG.
- the self-locking member 122 also includes Two frictional contact faces 122M, 122W (corresponding to the second and third frictional contact faces 112M in Figure 4C, 112W), and the self-locking member 122 is disposed at least partially within the cavity of the base 121 such that the frictional contact faces 122M, 122W of the self-locking member 122 face the frictional contact faces 121 W, 121M of the base 121, respectively.
- the self-locking member 122 is coupled to the base 121 and rotatable relative to the base 121, for example, the self-locking member 122 is hinged to the base 121 by a pin 126.
- the base 121 has both the function of fixing other components and/or the function of fixing itself.
- the self-locking member 122 rotates relative to the base 121, the frictional contact surfaces 122M, 122W are moved relative to the frictional contact surfaces 121W, 121M, respectively.
- the self-locking member 122 is a plate wheel that is rotatably coupled to the base 121, such as by pins 126 that are substantially perpendicular to the two sides of the plate wheel, the frictional contact faces 122M, 122W being located on both sides of the plate wheel on.
- the base 121 also houses two lock blocks 123, 123a.
- the lock block 123 is disposed between the friction contact surface 121 W and the friction contact surface 122M and is in contact with the two friction contact surfaces 121W and the friction contact surface 122M
- the lock block 123a is disposed between the friction contact surface 121M and the friction contact surface 122W and
- the two frictional contact faces 121M and the frictional contact faces 122W are in contact with each other.
- the self-locking device including the frictional contact faces 121W, 122M, 121M, 122W and the lock blocks 123, 123a corresponds to the self-locking device as shown in FIG.
- the lock blocks 123, 123a are configured such that the self-locking member 122 is opposed
- the base 121 is movable in the first direction F1 and is locked in the second direction F2 opposite the first direction F1, so that the self-locking member 122 can be locked in any continuous locking position.
- the lock blocks 123, 123a can be disengaged from the corresponding frictional contact faces, so that the self-locking member 122 can be moved in the second direction F2 to unlock the self-locking member.
- the friction contact surfaces 121W and 122M form an angle smaller than or equal to the sum of the friction angles of the lock blocks 123 with respect to the friction contact surfaces 121W and 122M, respectively, and the friction contact surfaces 121M and 122W form an angle smaller than or equal to the lock block 123a respectively.
- the inner friction contact faces 121 W, 121M of the susceptor 121 and the frictional contact faces 122M, 122W of the self-locking members 122 may be annular with the pin 126 as a center.
- the frictional contact surface may be a planar shape or other shape that matches the shape of the lock block.
- the frictional contact surface has a shape such that the lock blocks 123, 123a can respectively be rolled or slid between the two frictional contact faces and contact as much as possible with the frictional contact faces.
- the cross-sectional shape of the frictional contact faces 121 W, 122M and the cross-sectional shape of the frictional contact faces 122 W, 121M are substantially complementary to the outer shapes of the lock blocks 123, 123a, respectively, to increase the contact of the lock blocks 123, 123a with the frictional contact faces.
- the lock block may be spherical and the friction contact surface may be grooved.
- the base 121 can be fixedly coupled to the auxiliary wheel hub 11 through its screw hole 121C.
- the frictional contact faces on both sides of the self-locking member 122 have the opening groove 122B, so that the self-locking component 122 is often in the open position before use, which can improve the installation efficiency.
- the self-locking device may further include a spring seat 125, a spring 124, and a spring seat set screw 128.
- the spring seat 125 and the spring 124 are used to apply an elastic preload to the lock blocks 123, 123a.
- the fixing of the spring seat 125 and the base 121 may be a screw fixing by the spring seat fixing screw 128, or the spring seat 125 may be deformed by a pressing to fix or buckle.
- the spring seat 125 can also be formed integrally with the base 121, in which case the screw 128 is not required.
- the self-locking device may also include a nut 127 for securing the pin 126 for use as a rotating shaft of the self-locking member 122.
- the locking assembly can also include a stop device (described in detail below).
- the self-locking member 122 is a plate wheel, and the rim of the plate wheel is provided with a coupling end 122D for coupling with the stopper.
- the plate wheel has a trigger 122C in its radial direction for applying a force thereto to rotate the plate wheel.
- the locking assembly includes a self-locking device secured to the auxiliary wheel hub 11 and a stop device secured to the adapter module 8.
- the stop device includes a link mechanism 120 and a stop mechanism 110 movably coupled to the link mechanism 120.
- One end portion 110B of the stop mechanism 110 is rotatably coupled to the adapter module 8 and opposite the end portion 110B. The other end is for abutment against the inside of the wheel hub.
- the link mechanism 120 is configured to be movably coupled to the connecting rod end 122D of the self-locking member 122 through a through hole in the auxiliary wheel hub, such that movement of the self-locking member 122 in the first direction F1 in the locking assembly can cause the stop
- the blocking mechanism 110 abuts against the wheel hub (eg, against the inside of the wheel hub, ie, the side facing away from the auxiliary wheel, such as the inner side wall 16E of the wheel hub), thereby clamping the wheel hub to the self-locking device and the stop device
- the lock between the self-locking member 122 in the second direction F2 prevents the stop mechanism from being released from the wheel hub, thereby locking the auxiliary wheel with the locking and opening of the stop mechanism 110. Loosen on the wheel hub and with the wheel hub.
- the adapter module 8 may be fixed to the inside of the auxiliary wheel hub 11, or may be integrally formed with the auxiliary wheel hub 11.
- the stop device further comprises a stop mechanism mount 130 (see FIG. 6B) provided in the recess 8H of the adapter module 8 (see FIG. 3C), which can be fixedly mounted on the adapter module 8 by means of a set screw 128. .
- the stopper mechanism 110 is hinged to the stopper mechanism holder 130 by the stopper mechanism pin 126B. As shown in Fig. 6B, the portion of the stopper mechanism 110 coupled to the end portion 120A of the link mechanism 120 is the coupling portion 110A.
- the stop mechanism mount 130 can be made in one piece with the adapter module 8. It is also possible not to provide a stop mechanism mount 130, in which case the stop mechanism 110 is directly hinged to the adapter module 8.
- the adapter module 8 is provided with an opening 8E (see FIGS. 3A, 3E), which can be used for the link mechanism 120, And/or stop mechanism 110' (see Figure 8), and/or self-locking member 132 (see Figure 8A).
- a flexible component may be provided between the adapter module 8 and the wheel hub 12 for preventing damage to the wheel hub 12 by the adapter module 8, in particular to the wheel hub 12 due to squeezing, vibration, etc. during motoring. Damage caused.
- the flexible member may or may not be elastic, such as a rubber pad, which may be made of various flexible materials.
- the auxiliary wheel may also have no adapter module 8, in which case one end of the stop device 110 is directly splined on the auxiliary wheel hub 11, or is hinged to a stop mechanism mount 130 that is fixed to the auxiliary wheel hub 11. on.
- the stop means may also include means for applying an elastic force to the stop mechanism 110 to maintain the stop mechanism 110 disengaged from the wheel hub (i.e., in the open position) when not locked.
- the member is, for example, a spring 124A which, as shown in Fig. 6B, fits over the linkage mechanism 120 with one end resting on the adapter module 8 and the other end resting against the stop mechanism 110.
- the link mechanism and the stop mechanism are movably coupled or integrally formed, and/or the link mechanism is movably coupled or integrally formed with the plate wheel.
- FIG. 7 shows a case where the link mechanism and the stop mechanism are integrally formed, in which the adapter module 8, the self-locking device, the stop mechanism 110', the stop mechanism seat 130', the torsion spring 124B and the auxiliary wheel are shown.
- one end 110'A of the stop mechanism 110' (corresponding to the link mechanism 120 and the stop mechanism 110 in the embodiment shown in FIG. 6B) is directly hinged to the self-locking member 122 of the locking assembly, and One end is a locking end 110'B.
- One end 130'C of the stop mechanism seat 130' can serve as a support point for the locking end 110'B of the stop mechanism 110' when locked and opened.
- the stop mechanism seat 130' is provided with a torsion spring 124B.
- One end of the torsion spring 124B is fixed on the stop mechanism seat 130', and the other end is fixed on the locking end 110'B of the stop mechanism 110', and is self-locking.
- the self-locking member 122 is freely rotatable.
- the torsion spring 124B is used to pull the locking end 110'B of the stopping member 110' away from the locking position of the wheel hub and is in the open position.
- the recess 110'C of the stop mechanism 110' rests at the end 130'C of the stop mechanism seat 130'.
- the stop mechanism 110' shown in Figure 7 is in the locked position, at which point the locking end 110'B of the stop mechanism 110' abuts against the wheel hub.
- the self-locking member 122 is rotated in the locking direction F1, and the self-locking member 122 pulls the stop mechanism 110'.
- the locking end 110'B on the stop mechanism 110' is at the stop mechanism seat 130'.
- the support of the end 130'C abuts against the inner radial face 16E of the wheel hub 12 to effect locking.
- the locking assembly is opened, and the self-locking member 122 can be freely rotated in the opening direction F2, and the stopping mechanism 110' is returned to the open position by the elastic force of the torsion spring 124B.
- stop mechanism can be in any form as long as it can be driven by the link mechanism. It can be placed against the wheel hub.
- the third embodiment of the self-locking device is a modification of the second embodiment of the self-locking device.
- the principle is the same as that of the second embodiment, and the self-locking can be replaced.
- the device embodiment 2 is used in the auxiliary wheel.
- the self-locking device embodiment 3 includes a base 131, a self-locking member 132, two lock blocks 133, 133a, and a lock block sleeve (which serves as a fastening and opening member, hereinafter specifically described) 136, preferably further including a holding member (including, for example, spring 134).
- the third embodiment of the self-locking device differs from the second embodiment of the self-locking device described above in that the self-locking device embodiment 3 employs different forms of the self-locking member 132 and adds the lock block sleeve 136, but has the same Self-locking principle.
- the base 131 has a cavity
- the side wall of the cavity includes two frictional contact faces 131W, 131M (corresponding to the two frictional contact faces 121W, 121M in FIG. 5B)
- the self-locking member 132 also includes two Friction contact faces 132M, 132W (corresponding to the two friction contact faces 122M, 122W in FIG.
- the self-locking member 132 is disposed at least partially within the cavity of the base 131 such that the friction of the self-locking member 132
- the contact faces 132M, 132W face the frictional contact faces 131W, 131M of the susceptor 131, respectively.
- the lock block 133 is disposed between the friction contact surface 131W and the friction contact surface 132M and is in contact with the two friction contact surfaces 131W and the friction contact surface 132M
- the lock block 133a is disposed between the friction contact surface 131M and the friction contact surface 132 W and The two friction contact faces 131M and the friction contact faces 132 W are in contact with each other.
- the self-locking device including the frictional contact faces 131 W, 132M, 131M, 132W and the lock blocks 133, 133a corresponds to the self-locking device as shown in FIG.
- the lock blocks 133, 133a are configured such that the self-locking member 132
- the base 131 is movable relative to the base 131 in a first direction F1 and is locked in a second direction F2 opposite the first direction F1 such that the self-locking member 132 can be locked in any continuous locked position.
- the lock blocks 133, 133a can be disengaged from the corresponding frictional contact surfaces, so that the self-locking member 132 can be moved in the second direction F2 to unlock the self-locking member.
- the frictional contact faces 131W and 132M form an angle ⁇ smaller than or equal to the sum of the friction angles ⁇ 2 of the lock blocks 133 with respect to the frictional contact faces 131W and 132M, respectively, and the angle ⁇ ' formed by the friction contact faces 131M and 132W is smaller than It is equal to the sum of the friction angles ⁇ 3 and ⁇ 4 of the lock block 133a with respect to the frictional contact faces 131M and 132W, respectively.
- the apex of the angle between the angles ⁇ and ⁇ ' points in the F2 direction.
- the lock blocks 133, 133a are symmetrically disposed with respect to the self-locking member 132.
- the lock block sleeve 136 is placed in the cavity of the base 131 and extends from the lock member 132. Pass through the lock block sleeve 136.
- the lock blocks 133, 133a are embedded in the holes in the side walls of the lock block sleeve 136, so that the pin blocks 133, 133a can be manipulated by the lock block sleeve 136, and the lock blocks 133, 133a can be restricted from rolling irregularly.
- a lock block ferrule may be disposed between the lock block sleeve 136 and the lock blocks 133, 133a for preventing the lock blocks 133, 133a from falling out when the self-locking member 132 is removed.
- the lock blocks 133, 133a are cylindrical, and the holes in the lock block sleeve 136 have complementary shapes.
- the opening and locking of the self-locking device can be achieved by the lock block sleeve 136.
- the lock sleeve 136 in the longitudinal direction (i.e., in the F1 and F2 directions), the lock sleeve 136 has a flange at one end thereof, and has a fastening face 136A on the flange, by pressing the fastening ⁇
- the face 136A can move the lock block sleeve 136 in the F2 direction, and one end of the self-locking member 132 has a fastening support surface 132A.
- the self-locking member 132 By lifting the fastening support surface 132A, the self-locking member 132 can be moved in the F1 direction, and the kneading surface can be fastened.
- the 136A faces the fastening surface 132A.
- the crowbars 7B, 7C (shown in Figures 11B, 11C) can be inserted between the fastening jaw surface 136A and the fastening support surface 132A, during the swaying of the smashing rod, Due to the principle of the lever, the crowbar can press the fastening surface 136A and lift the fastening surface 132A, so that the self-locking member 132 is lifted in the F1 direction, and the lock block 136 is pressed down by the two locking blocks 133, 133a.
- the two locking blocks 133, 133a are respectively tightly caught between the respective frictional contact faces 131W, 132M and the frictional contact faces 131M, 132W, so that it is impossible to have a self-locking component returning during the locking process of the self-locking device , fully absorb the material deformation of the self-locking part and the base.
- the lock block sleeve 136 also has an opening support surface 136B.
- the lifting block cover 136 can be moved in the F1 direction by lifting the opening support surface 136B, and the base 131 or other components fixed on the base 131 such as the spring seat 135 can be There is an opening face 135B that faces the opening face 135B.
- the crowbars 7B, 7C (shown in Figures 11B, 11C) can be inserted between the opening support surface 136B and the opening surface 135B, during the swaying of the smashing rod, due to the principle of leverage
- the crowbar can lift the opening support surface 136B, so that the locking block sleeve 136 drives the two locking blocks 133, 133a to move in the F1 direction, so that the two locking blocks 133, 133a release the self-locking component 132, so that the self-locking component 132 can Moving in the F2 direction, you can naturally move freely in the F1 direction.
- an opening opening 136D can also be provided on the locking block sleeve 136.
- the opening and locking function of the locking block sleeve 136 can also be realized by the corresponding swaying tool, and will not be described again here. .
- the "face” and “support” mentioned here can also be changed to "defects” and “fulcrums” as needed.
- a spring seat 135, which may be fixed to the base or integrally formed with the base, may also be preferably provided.
- the spring 134 is fixed to the spring seat 135 and applies an elastic force to the lock blocks 133, 133a to help keep the lock blocks 133, 133a in contact with the self-locking member 132 and the base 131 at the same time. At the same time, the debris is prevented from entering the cavity of the base.
- the spring seat buckle joint 135A and the base 131 are connected by a button, or other connection manners are adopted.
- the self-locking member 132 can be used in conjunction with the stop device and the adapter module described in relation to the self-locking device embodiment 2 such that movement of the self-locking member 132 in the first direction F1 can cause the stop device to abut The locking in the second direction F2 on the wheel hub prevents the stop means from being released from the wheel hub.
- one end of the self-locking member 132 is provided with a "D" type wire head 132C to be sprinkled with the stopping device; or, the self-locking member 132 is provided with a stop portion at one end thereof, and functions as a stop mechanism itself. Locked on the wheel hub.
- the two lock blocks 133, 133a may have a pentahedron shape (the cross section is approximately trapezoidal) as needed, and as shown in Fig. 9, the contact of the lock blocks 133', 133a' with the self-locking member 132 and the base 131 is a face. Type contact to increase the friction area. Such lock blocks 133', 133a' can reduce the amount of deformation of the friction surfaces of the self-locking member 132 and the base 131.
- the two lock blocks 133, 133a may also be spherical. As shown in Fig. 10, the self-locking device has ball lock blocks 133", 133a".
- the lock block may also have other shapes, for example, the cross section of the lock block may be a triangle, a trapezoid, a diamond, a polygon, an irregular shape, or the like.
- the spring 134 may be a spring piece having a plurality of pressure points or may be composed of several springs; the spring 134 may apply an elastic force to the lock block sleeve 136 and/or the two lock blocks 133, 133a, or the spring 134 and the lock block.
- the sleeve 136 applies a force to the two lock blocks 133, 133a.
- the spring can be fixed between the base and the lock block, or can be fixed between the base and the lock block.
- the spring can have various forms such as a torsion spring, a leaf spring, and the like.
- a protrusion 136C may be provided between both ends of the lock block 136 in the longitudinal direction (ie, the F1 and F2 directions), and as shown in FIG. 8C, the protrusion 136C is used to lock the lock when the self-locking device is in the open state.
- the block remains in a position relative to the base. Specifically, when the protrusion 136C is lifted by the tool to raise the protrusion 136C to the outside of the susceptor 131, the spring 134A in the cavity of the susceptor 131 pushes the lock block 136 toward the protrusion 136C.
- the side is inclined so that the protrusion 136C is caught on the opening face 135B of the base 131 or the spring seat 135, so that the third embodiment of the self-locking device is always in the open state.
- the base 131 may be provided with a fixing seat which functions to be hinged, screwed or otherwise fixed to the auxiliary wheel hub 11; the base 131 may also be integrally formed with the auxiliary wheel hub 11.
- the opening groove 132B may be disposed on the self-locking member 132.
- the locking blocks 133, 133a stay in the opening groove 132B to ensure that the self-locking member 132 does not lock when the self-locking device is subjected to vibration.
- the swaying tool can also clamp the opening groove 132B to sway the self-locking member 136.
- the self-locking device, the auxiliary wheel hub 11 and the adapter module 8 can be fixed together in a bolt. In the self-locking device shown in FIGS.
- the self-locking member 132 directly functions as a stop mechanism, when the locking is performed, the auxiliary wheel 1 is placed against the wheel 2, and the fitting module 8 is inserted into the wheel.
- the "D" wire head 132C on the self-locking member 132 is also inserted into the lightening hole 16 through the through hole on the adapter module as the locking end, and when the self-locking member 132 is locked in the F1 direction, The "D" wire head 132C is in close contact with the inner radial face 16E of the wheel hub 12 such that the wheel 2 and the auxiliary wheel 1 are locked together.
- the "D" core head 132C is disengaged from the inner radial surface 16E of the wheel hub 12, so that the auxiliary wheel 1 can be separated from the wheel 2.
- the wrench 7A can be used to open and lock the second embodiment of the self-locking device as shown in Fig. 11A.
- the wrench 7A has an elongated shape, one end of which is an open end 72 for opening the self-locking device, and the other end of the wrench 7A is a locking end 74 for locking the self-locking device.
- Two hooks 78 are arranged side by side on the sides of the opening end 72, and two protrusions 76 are provided between the two hooks 78; the locking end 74 has a recess.
- the locking end 74 of the wrench 7A is used, the locking end 74 is engaged with the trigger 122C on the self-locking member 122, and the wrench 7A is rotated in the locking direction F1, so that the self-locking device can be made in the second embodiment. In any locked position.
- the crowbars 7B, 7C as shown in Figures 11B, 11C can be used to open and lock the third embodiment of the self-locking device.
- One end of the crowbar 7B is provided with two pairs of curved claws, wherein the pair of curved claws have a locking point 71 and a locking fulcrum 73, and the other pair of curved claws has a locking point 77 and a locking fulcrum 75, and
- the two pairs of curved claws are opposite each other and form a substantially circular shape. There is a certain interval between each pair of curved claws, and the intervals of the pairs of curved claws are different.
- the two ends of the crowbar 7C each have a pair of claws, and each pair of claws has a certain interval, and the intervals of the pair of claws are different, wherein the pair of claws have two locking points 71' and two locking jaws 73', The other pair of jaws has two locking points 77' and two locking jaws 75'.
- the claws of the crowbars 7B, 7C can be inserted between the fastening jaws 136A of the lock block sleeve 136 and the fastening face 132A of the self-locking member 132, or inserted into the opening face 136B of the lock block sleeve 136 and the opening face 135B. In the meantime, the opening and locking of the third embodiment of the self-locking device are realized.
- the crowbars 7B, 7C can have different forms as long as the lower lock block sleeve 136 can be realized and the self-locking portion can be raised.
- the member 132 and the function of lifting the lock block sleeve 136 with respect to the base 131 are sufficient.
- the wrench ⁇ A and the boring bar 7B, 7C can also be converted into a hydraulic or pneumatic device according to the size of the self-locking device embodiment 2 and the self-locking device embodiment 3, and the opening and locking are performed using hydraulic or pneumatic force.
- a device for fixing with the locking assembly can be fixed on the wheel hub 12 to fix the locking assembly. Attached to the device, the auxiliary wheel 1 is coaxially coupled to the wheel hub 12.
- the self-locking component of the self-locking device described above can be used as a lock cylinder, and by the locking and releasing of the self-locking component relative to the base, the auxiliary wheel can be locked or released relative to the wheel hub.
- the self-locking member 132 as a lock cylinder fixed to the wheel hub 12 and fixing the base 131 to the auxiliary wheel hub 11, the self-locking and opening of the self-locking member 132 relative to the base 131 can be realized.
- the auxiliary wheel locks or disengages from the wheel hub.
- the base is cylindrical;
- the lock cylinder is cylindrical, and the cross-sectional diameter of the base of the lock post is smaller than the diameter of its end; the lock block is spherical.
- a single locking assembly embodiment is used to lock the locking post 12A on the wheel hub 12, and the locking post 12A has an annular locking groove 12B.
- the lock assembly of this embodiment includes: a lock block cover 11A, a lock block 43, a self-locking cover 41, an elastic member 44, and a gland 45.
- the lock block sleeve 11A is fixed on the auxiliary wheel hub 11 or integrally formed therewith, and is sleeved around the lock cylinder 12A on the lock cylinder 12A.
- the side wall of the lock block sleeve 11A has the same number of lock blocks 43 and The position of the annular lock groove 12B corresponds to the lock block hole 11B, and the lock block 43 is fitted in the lock block hole 11B.
- a self-locking cover 41 is disposed around the lock block sleeve 11A, and a contact surface facing the lock block 43 is a tapered surface.
- the gland 45 is fixedly disposed on the lock block sleeve 11A, and the elastic member 44 is disposed between the gland 45 and the self-locking cover 41 for providing the taper surface of the self-locking cover 41 against the lock block 43.
- the elastic force is embedded in the annular lock groove 12B.
- the lock cylinder 12A can also be formed integrally with the wheel hub 12.
- the embodiment of the locking assembly may further include a cam lever 42 having a handle at one end and a cam at the other end, the cam being hinged to the self-locking cover 41 by the pin 46 and contacting the gland 45, such that When the cam is rotated about the pin 46 by rotating the handle, the cover 41 can be lifted and pressed (with the elastic member 44) relative to the cover 45, so that the lock block 43 is pressed or loosened by the lock cover 41, and the lock cover is realized. 41 Switch between the open position and the locked position.
- the lock block sleeve 11A has four lock block holes 11B. Of course, there may be other numbers of lock blocks 43 and lock block holes 11B.
- the lock block hole 11B is a tapered hole whose diameter gradually becomes smaller from the outer wall to the inner wall of the lock block cover 11A, and the minimum diameter thereof is slightly smaller than the diameter of the lock block 43, so that the lock block 43 does not pass through the lock block cover 11A.
- the lock block 43 is spherical, and the lock block 43 can also have different shapes, such as an elliptical shape.
- the inner tapered surface of the self-locking cover 41, the surface of the locking groove 12B of the lock cylinder 12A and the lock block 43 form the first embodiment of the self-locking device, that is, the inner tapered surface of the self-locking cover 41 corresponds to the above self-locking surface.
- the first frictional contact surface in the first embodiment of the lock device, the lock block 43 corresponds to the lock block, and the surface of the lock groove 12B corresponds to the second frictional contact surface of the self-locking member, wherein the inner tapered surface of the self-locking cover 41
- the apex of the angle formed with the surface of the lock groove 12B generally points in the direction from the wheel to the auxiliary wheel, so that the lock block 43 can only move in the wheel side direction and cannot move in the opposite direction. Since the lock block 43 is fitted in the lock block sleeve 11A, the lock block sleeve 11A can only be moved toward the wheel side, so that the wheel and the auxiliary wheel are locked together.
- the auxiliary wheel and the wheel may be abutted together, the locking sleeve 11A is placed on the locking post 12A, the cam lever 42 is depressed to be in the locking position, and the locking cover is self-locking. 41 is depressed by the cam lever 42 and the elastic member 44, and the lock block 43 passes through the lock block hole 11B on the lock block sleeve 11A and abuts against the lock groove 12B of the lock cylinder 12A, thereby locking the lock cylinder 12A and the lock sleeve 11A. Locked together, the wheel and the auxiliary wheel are fixed together.
- the cam lever 42 can be rotated to be in the open position, thereby lifting the self-locking cover 41 to the open position against the elastic force of the elastic member 44. Since the self-locking cover 41 is no longer pressed against the lock block 43, the lock block 43 is caused. In the free state, thereby contacting the lock of the lock cylinder 12A and the lock block sleeve 11A, the auxiliary wheel can be freely detached from the wheel.
- one or more of the locking components can be used to make the locking of the wheel and the auxiliary vehicle more stable.
- Method 1 Using a screw with a hook, the hook of the screw is hooked through the through hole 16 to the hub 12 of the wheel 2.
- the screw passes through the mounting hole of the auxiliary wheel 1 and is fixed, so that the auxiliary wheel 1 and the wheel 2 are coaxially fixedly connected by bolts.
- Method 2 Use some or all of the fixing screws on the wheel hub 12.
- the hub 11 of the auxiliary wheel 1 A fixing screw hole corresponding to the wheel hub 12 is provided.
- the fixing screws on the wheel hub 12 are removed or partially removed, the auxiliary wheel 1 is placed against the wheel 2, the fixing screws on the wheel 2 are inserted into the fixing screw holes of the auxiliary wheel 1, and the screws are re-fixed. , the auxiliary wheel 1 is fixed on the wheel 2.
- the unassisted jack 5 includes a branch block 52 and a climbing block 51, and the branch block 52 is rotatably coupled to the climbing block 51 by a pin 56.
- the climbing block 51 is rotatable about the 56 pin, and when the unpowered jack 5 is used, the climbing block 51 is opened. At this time, the climbing block 51 and the supporting block 52 have a common bottom surface in contact with the ground, and the climbing block 51 has a slope common wheel alignment.
- the climbing block 51 is rolled up and then rolled onto the branch block 52; the climbing block 51 is gathered when not in use, so that the volume of the unpowered jack 5 is reduced and portable.
- the climbing block 51 can be substantially triangular.
- the climbing block 51 may be made of a resilient material such as rubber, and a projection may be provided on the surface in contact with the wheel and the surface in contact with the ground to increase the friction. Grooves can be provided on the support block 52 to facilitate the fixing of the wheel.
- a flexible gasket can be placed on the climbing block 51 on the smooth road surface for the vehicle to smoothly open the helpless jack 5 .
- the flexible gasket is longer than the climbing block 51.
- the wheel is first rolled onto the flexible gasket to smoothly drive the climber.
- the auxiliary wheel 1 can replace or assist the conventional wheel 2 to perform a specific function.
- the auxiliary wheel 1 can be used as a spare tire so that the vehicle can normally travel to the service station; for driving on the surface or in the snow, the auxiliary wheel 1 can have an anti-slip function;
- the auxiliary wheel 1 has a cross-country structure.
- the auxiliary wheel 1 can have a solid tire, a vacuum tire or a composite tire.
- auxiliary wheel having the anti-slip function For example, the structure of the auxiliary wheel having the anti-slip function will be specifically described below.
- Fig. 14A shows a fixed nail type slip assisting wheel 141.
- the fixed nail anti-skid auxiliary wheel 141 includes a hub and a tire, and the tire includes: an inner tube 94, a tire casing 92, a partition member 93, and a stud 91.
- the studs 91 are fixed to the tire casing 92.
- the partition member 93 is annular and is disposed between the inner tube 94 and the tire casing 92, and abuts against the inner wall of the tire casing 92 for blocking and protecting the stud or the stud holder from damaging the inner tube. If the stud 91 and the stud base are designed so as not to damage the inner tube, the spacer member 93 may not be provided.
- the root of the stud 91 has a cap and is located inside the casing 92, and the end of the stud 91 projects from the outer surface of the casing 92.
- the anti-slip auxiliary wheel 141 may also have a solid tire, and the stud is fixed to the solid tire.
- the anti-slip auxiliary wheel can also have a hollow tire, but without a tube.
- Fig. 14B shows another mounting fit of the stud type anti-skid anti-skid device with the non-slip tire
- Fig. 14C shows the structure of the anti-skid device used.
- the anti-skid device shown in Fig. 14C includes: a stud 91 and a stud holder 98. In this embodiment, a plurality of studs 91 are integrally fixed on the substrate, and the substrate has a through hole.
- the stud base 98 is fixed on the auxiliary wheel tire 92, and includes a connecting post and a base 98B.
- the connecting post has a smaller diameter than the base 98E and is fixed on the base 98B, and the connecting post is further provided with a connecting head 98A.
- the connecting head 98A It can be connected to the connecting post in various forms, such as riveting, screwing, snapping, etc.
- the connecting rod of the cleat holder 98 can pass through the base plate and then the connecting head 98A is fixed to the connecting rod.
- the cleats 98 ensure that the studs 91 are mounted on the non-slip tires, and that the studs 91 do not fall off the non-slip tires during operation, while allowing the base of the cleats 91 to slide up and down relative to the connecting rods of the cleats 98.
- the cleats 91 shown in Figs. 14B-14C are four-headed, and the studs 91 may be one, two or more. Studs can be placed in snow and muddy roads, as well as other road surfaces that affect the normal handling of the wheels, providing an anti-slip effect.
- the studs shown in Figures 14B-14C are movable relative to the cleat base. Movable studs adjust the pressure on the road surface, increase the anti-slip effect, and reduce damage to the road surface.
- the studs on the anti-skid auxiliary wheel can also be designed to be hollow.
- the diameter of the end of the hollow stud is small and the diameter of the root connected to the substrate is large. Water, snow or debris enters from the end of the hollow stud, and then the water and snow or debris are discharged from the side outlet, so that the hollow non-slip nails are slipped each time. to raise efficiency.
- the auxiliary anti-skid auxiliary wheel 1 cooperates with the wheel 2 of the motor vehicle to provide an anti-slip effect.
- the end of the cleat 91 of the anti-skid auxiliary wheel 1 does not exceed the outer diameter of the wheel 2.
- the air pressure of the wheel 2 or the anti-skid auxiliary wheel 1 can be adjusted according to the condition of the water and snow road surface, so that the stud nail 91 can be used according to the principle that the road surface can be effectively grasped without damaging the road surface, so that when the motor vehicle is driving, the wheel 2 is in contact with the water first.
- the snow road and the debris on the road surface thus protect the anti-skid auxiliary wheel 1, the stud nail 91 and the road surface, and do not affect the anti-slip function of the anti-skid wheel 1, and also reduce fuel consumption.
- the above-mentioned fixed nail type anti-skid auxiliary wheel, movable nail type anti-skid auxiliary wheel and hollow anti-skid type anti-skid auxiliary wheel may also be solid tires.
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Structural Engineering (AREA)
- Clamps And Clips (AREA)
- Lock And Its Accessories (AREA)
- Tires In General (AREA)
- Casings For Electric Apparatus (AREA)
- Vehicle Cleaning, Maintenance, Repair, Refitting, And Outriggers (AREA)
Description
Claims
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020137020694A KR20130133831A (ko) | 2011-01-06 | 2012-01-04 | 보조 휠, 무동력 잭, 그리고 보조 휠 자체 록킹 장치를 언록킹 및 록킹하는 장비 |
EP12732438.2A EP2662222A1 (en) | 2011-01-06 | 2012-01-04 | Auxiliary wheel, unassisted lifting jack and apparatus for unlocking and locking self-locking device of auxiliary wheel |
CA2824156A CA2824156A1 (en) | 2011-01-06 | 2012-01-04 | Auxiliary wheel, unassisted lifting jack and apparatus for unlocking and locking self-locking device of auxiliary wheel |
US13/978,639 US9404522B2 (en) | 2011-01-06 | 2012-01-04 | Auxiliary wheel, unassisted lifting jack and apparatus for unlocking and locking self-locking device of auxiliary wheel |
EA201390945A EA201390945A1 (ru) | 2011-01-06 | 2012-01-04 | Запасное колесо, автоматический домкрат и приспособление для разблокировки и блокировки самоблокирующегося запасного колеса |
Applications Claiming Priority (10)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201120017252 | 2011-01-06 | ||
CN201120017247 | 2011-01-06 | ||
CN201110020106.4 | 2011-01-06 | ||
CN201120017247.6 | 2011-01-06 | ||
CN201120017252.7 | 2011-01-06 | ||
CN201110020106.4A CN102582373B (zh) | 2011-01-06 | 2011-01-06 | 机动车辆用的辅助轮胎的快速安装与拆卸系统 |
CN201110143418.4 | 2011-05-31 | ||
CN201110143418.4A CN102582378B (zh) | 2011-01-06 | 2011-05-31 | 轮胎、轮胎安装与拆卸系统 |
CN2011101434165A CN102588399A (zh) | 2011-01-06 | 2011-05-31 | 紧固装置以及紧固装置安装与拆卸装置 |
CN201110143416.5 | 2011-05-31 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2012092852A1 true WO2012092852A1 (zh) | 2012-07-12 |
Family
ID=48986314
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/CN2012/070021 WO2012092852A1 (zh) | 2011-01-06 | 2012-01-04 | 辅助轮、无助力千斤顶以及开启和锁定辅助轮自锁装置的设备 |
PCT/CN2012/070027 WO2012092856A1 (zh) | 2011-01-06 | 2012-01-04 | 自锁装置及其锁紧和解锁装置 |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
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PCT/CN2012/070027 WO2012092856A1 (zh) | 2011-01-06 | 2012-01-04 | 自锁装置及其锁紧和解锁装置 |
Country Status (11)
Country | Link |
---|---|
US (2) | US9404522B2 (zh) |
EP (2) | EP2662577A1 (zh) |
JP (1) | JP2014503773A (zh) |
KR (2) | KR20130133831A (zh) |
AP (1) | AP2013006975A0 (zh) |
AU (1) | AU2012204958A1 (zh) |
BR (1) | BR112013017346A2 (zh) |
CA (2) | CA2823968C (zh) |
EA (2) | EA201390944A1 (zh) |
WO (2) | WO2012092852A1 (zh) |
ZA (1) | ZA201305061B (zh) |
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KR101458021B1 (ko) * | 2014-01-17 | 2014-11-04 | 주식회사 세기 | 스케일 부착 방지기능을 가지는 고효율 히트펌프 시스템 |
CN107883087A (zh) * | 2017-12-13 | 2018-04-06 | 马鞍山市飞达波纹管制造有限公司 | 一种接头及配件 |
CN111379780A (zh) * | 2018-12-27 | 2020-07-07 | 珠海广通汽车有限公司 | 一种快速锁紧机构 |
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US20140084670A1 (en) * | 2012-09-21 | 2014-03-27 | Lupe Sanchez, SR. | Safety Wheel and Tire Assembly |
CN103738314A (zh) * | 2013-12-13 | 2014-04-23 | 苏州市润元汽车配件有限公司 | 汽车轮胎陷入自救装置 |
CA2922789C (en) * | 2016-03-03 | 2017-01-03 | Peter Timan | Safety wheel assembly for a guided vehicle |
DE102017101664A1 (de) | 2017-01-27 | 2018-08-02 | Gv Engineering Gmbh | Aufsatz für ein Fahrzeugrad |
CN107117025B (zh) * | 2017-04-28 | 2019-02-22 | 安徽江淮汽车集团股份有限公司 | 一种离合器踏板限位螺栓挡块 |
DE102017115184A1 (de) * | 2017-07-06 | 2019-01-10 | Gv Engineering Gmbh | Notlaufrad mit Selbstverspannung |
DE102017115182A1 (de) * | 2017-07-06 | 2019-01-10 | Gv Engineering Gmbh | Notlaufrad mit Montageelement |
DE102017123513A1 (de) * | 2017-10-10 | 2019-04-11 | Gv Engineering Gmbh | Notlaufrad |
DE102018111492A1 (de) * | 2018-01-22 | 2019-07-25 | Gv Engineering Gmbh | Notlaufrad |
CN109773457B (zh) * | 2019-03-18 | 2023-11-14 | 克莱斯电梯(中国)有限公司 | 一种电梯配件组装用装配装置 |
CN111544027B (zh) * | 2020-04-16 | 2024-08-09 | 深圳瀚维智能医疗科技有限公司 | 便携式扫查床及乳腺自动扫查设备 |
TWI813989B (zh) * | 2021-05-05 | 2023-09-01 | 精英電腦股份有限公司 | 活動式鎖耳及包含其的電子裝置 |
CN113212391B (zh) * | 2021-06-01 | 2022-10-25 | 黑龙江省农业机械工程科学研究院 | 一种农用防陷翻土车 |
CN113816296B (zh) * | 2021-11-09 | 2023-03-21 | 株洲铭山科技股份有限公司 | 一种机车检测用抬升装置 |
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Publication number | Priority date | Publication date | Assignee | Title |
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KR101458021B1 (ko) * | 2014-01-17 | 2014-11-04 | 주식회사 세기 | 스케일 부착 방지기능을 가지는 고효율 히트펌프 시스템 |
CN107883087A (zh) * | 2017-12-13 | 2018-04-06 | 马鞍山市飞达波纹管制造有限公司 | 一种接头及配件 |
CN107883087B (zh) * | 2017-12-13 | 2024-04-30 | 浙江方顿仪表阀门有限公司 | 一种接头 |
CN111379780A (zh) * | 2018-12-27 | 2020-07-07 | 珠海广通汽车有限公司 | 一种快速锁紧机构 |
Also Published As
Publication number | Publication date |
---|---|
US9574596B2 (en) | 2017-02-21 |
EP2662222A1 (en) | 2013-11-13 |
CA2824156A1 (en) | 2012-07-12 |
CA2823968C (en) | 2016-01-12 |
US20130300184A1 (en) | 2013-11-14 |
EA201390945A1 (ru) | 2014-03-31 |
KR20130133831A (ko) | 2013-12-09 |
BR112013017346A2 (pt) | 2017-01-31 |
AU2012204958A1 (en) | 2013-08-22 |
EA201390944A1 (ru) | 2013-12-30 |
CA2823968A1 (en) | 2012-07-12 |
EP2662577A1 (en) | 2013-11-13 |
ZA201305061B (en) | 2014-11-26 |
KR20130114231A (ko) | 2013-10-16 |
JP2014503773A (ja) | 2014-02-13 |
US20140286730A1 (en) | 2014-09-25 |
US9404522B2 (en) | 2016-08-02 |
WO2012092856A1 (zh) | 2012-07-12 |
AP2013006975A0 (en) | 2013-07-31 |
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