172results about "Non-skid devices" patented technology

This present invention relates to a wheel clamp adapted to being mounted on tyres of the vehicle wheels to prevent removal of the vehicle. The device includes a central housing (2) from which protrudes radially multiple arms (3) which are extended at the outer end by anti-slip components (10) transversally embracing the tread of a tyre. The wheel clamp has a first locking mechanism that consists of a locking element (24) with teeth engaging with teeth on the inner circumference of the housing (2). The wheel clamp has second locking means (30) that interfaces with a handle (16) when the device is mounted onto the wheel.

The invention relates to the technical field of aerial work equipment, in particular to an aerial work platform and a traction walking control method thereof. The power unit is fixedly arranged in the middle of the chassis; the auxiliary walking mechanism is connected with the chassis through a bolt, a first connecting piece and a self-lubricating shaft sleeve; the control oil cylinder acts to realize the angle swing of the coupling auxiliary wheel; the supporting legs are arranged on the periphery of the chassis, and supporting leg oil cylinders and supporting leg control valves are arranged on the supporting legs. The problem that a dragging type aerial work platform is difficult to move in a working place is solved, so that the labor intensity of an operator is relieved, and the purpose of walking freely is achieved.

The invention relates to the field of automobile antiskid chains, in particular to a lightweight automobile antiskid chain. The lightweight automobile antiskid chain is mainly composed of the long chain set, the long rope set and the short rope set which are convenient to replace, and the hook and the rope winder which are used for tightening, the long rope set and the short rope set do not make contact with the ground, fiber ropes and long nylon sleeves are used, the load of a tire is greatly reduced, the long rope set is located on the inner side of the tire and is not prone to colliding, and the service life of the tire is prolonged. A third single chain for enhancing the structural strength is arranged between every two adjacent short rope groups, a guard bar and a blocking piece for providing scratch-proof protection are further arranged, and the blocking piece is of a blade structure which is folded towards the direction of the wheel core, so that shrub root branches, attached to the tire side wall, of the roadside can be cut off in time in the driving process, meanwhile, passersby can be prevented from being hurt, and the service life of the roadside is prolonged. And the protection effect on the long rope group and the short rope group is improved. The technical problems that the stability and controllability of a vehicle can be affected due to the fact that the weight of an antiskid chain is heavy, and the load of tires is increased are solved.

Traction belt, in particular a bogie belt (1) designed as an endless belt for arrangement on tires (2a, 2b) of vehicles, in particular forestry vehicles, comprising an inner side (3) which, in the mounted state of the traction belt (1), faces the vehicle tires (2a, 2b), and an outer side (4) which, in the mounted state of the traction belt (1), faces away from the vehicle tires (2a, 2b), characterized in that at least two opposing profile blocks (5) are arranged on the outer side (4) of the traction belt (1), between which at least one profile strip (6) is arranged.

The utility model discloses a tire protection chain with an extension function, which belongs to the technical field of tire protection chains, and comprises a protection chain body and connecting rods welded with the protection chain body, an extension sleeve rod and an adjusting sleeve are respectively connected between two adjacent connecting rods, and the extension sleeve rod and the adjusting sleeve are connected with the protection chain body. A plurality of clamping grooves are annularly formed in the outer wall of the extending sleeve rod, the multiple clamping grooves are formed in the axial position of the extending sleeve rod at equal intervals, a plurality of notches are formed in the port position of the adjusting sleeve pipe, and the multiple notches are formed in the radial position of the adjusting sleeve pipe, so that the protection chain body can be extended and adjusted according to tires of different sizes at the root of the protection chain body; the protection chain is not scratched and punctured by sharp stones, the service life of the tire is prolonged, the protection chain is not deformed and is low in breakage rate due to a special welding process, and the protection chain has the advantages of simple structure, convenience in installation and good use effect.

The utility model relates to the technical field of tire antiskid chains, and discloses a tire antiskid chain convenient to fix, which comprises a tire, a fixing block, a tension chain arranged on the tire and a plurality of side antiskid chains, the first pulling force belt and the second pulling force belt are connected to the two ends of the pulling force chain respectively, a cavity is formed in the fixing block, a rotating column is rotationally installed in the cavity, the end, away from the pulling force chain, of the first pulling force belt is connected to the rotating column, and a plurality of clamping teeth are evenly distributed on one side of the rotating column in the circumferential direction. The first pull strap can be driven to be wound on the rotating column by rotating the rotating column in the fixing block, so that the tightness of the pull chain is controlled, and the pull chain is kept stable in the running process, so that the pull chain can adapt to tires of different sizes and different road surfaces.

The invention relates to a chain link (1, 1a, 1b) for a chain mesh (72) for a tyre chain (10) to be mounted on a vehicle wheel (8), wherein the chain link has: at least one tyre contact surface (2) designed to rest on a tread of the vehicle wheel when the tyre chain (10) is in a mounted state (12) on the vehicle wheel (8), and at least one tyre engagement element (4) that protrudes from the tyre contact surface and is designed to engage with the tread (6) of the vehicle wheel (8) in a form-fitting or force-fitting manner when the tyre chain (10) is in a mounted state (12) on the vehicle wheel (8). The invention further relates to an insert element for such a chain link. The present invention further relates to a chain mesh having such chain links and to a tyre chain having such a chain mesh. A tyre chain having the proposed means can be flexibly adapted to different applications, is simple and cost-effective to produce and has low wear. In addition, spinning of the tyre in the tyre chain is prevented during operation.

The climbing steering driving wheel assembly of the cleaning robot comprises an upper integrated seat, and second machine shells are evenly installed at the bottom of one side of the upper integrated seat. During climbing, the miniature reversible air pump can be controlled by the controller to inflate the anti-explosion air bag layer fixed in the steering adjusting wheel through the rotary joint, so that the corrugated air pipe distributed on the outer wall of the anti-explosion air bag layer is expanded, and then the deformed corrugated air pipe can push the storable ground gripping ribs to slide in the limiting storage grooves; according to the steering adjusting wheel, the foldable ground gripping ribs are separated from the outer wall of the steering adjusting wheel, so that the ground gripping force is enhanced by utilizing an anti-skid structure formed by the foldable ground gripping ribs which are arranged at equal angles and protrude outwards, the smooth proceeding of climbing movement is facilitated, and when the steering adjusting wheel runs on the flat ground, the micro reversible air pump reversely drives the anti-explosion air bag layer to exhaust air, so that the anti-skid effect is achieved. And a user can conveniently push the storable ground gripping ribs into the limiting storage grooves for storage, so that the tread is recovered to be smooth, and the flat ground rolling resistance is reduced.

The invention relates to the field of automobile antiskid accessories, in particular to a quick-release type automobile antiskid chain. According to the quick-release type automobile antiskid chain disclosed by the embodiment of the invention, under the action of reverse deformation elastic force, the stretched side elastic pull rope pulls the side edge chains in the adjacent cross chain assemblies to tightly wrap the edge of the side ring surface of the tire, and when the tire bursts, the side edge chains in the adjacent cross chain assemblies are pulled to tightly wrap the edge of the side ring surface of the tire; the side elastic pull ropes pull the side edge chains to be folded towards the middle along with the air leakage tire to prevent falling off, and the side elastic pull ropes can further improve the anti-falling effect that the side edge chains are folded towards the middle of the tire, and the middle elastic pull ropes can further improve the anti-falling effect that the side edge chains are folded towards the middle of the tire. The middle elastic pull rope pulls the side connecting chains to be folded towards the middle of the tire under the action of reverse deformation elastic force, and the anti-falling effect of the anti-skid chain after tire burst is greatly improved. The anti-skid chain solves the technical problem that when a vehicle tire is subjected to a tire burst shrinkage phenomenon, the anti-skid chain cannot be folded towards the tire and falls off to generate potential safety hazards.

The invention relates to a chain link (1) for a tire chain. The chain link (1) has a first part (2) and a second part (4) which is welded together with the first part (2). The first part (2) is provided with at least two webs (6) which are arranged next to each other, wherein a hook-in opening (8) is delimited by two respective webs (6) and the second part (4), and two opposite sides (10, 10') of the second part are provided with recesses (12) which correspond to the webs and into each of which a respective end (14) of the webs (6) is inserted.

A cover adapted to vehicle wheels, having a general arrangement in the form of a net of a textile nature, with an annular arrangement, and therefore a circumferential path resulting from said annular geometry, said net having the proportions and ability to cover and envelop an outer region of a vehicle wheel, and comprising a plurality of cords forming said net, wherein said cords are intertwined with one another to form the net, the intertwining between the cords is the result of knotting between said cords, and the net has a central area along its circumferential path and at least one side area adjacent to the central area following the same circumferential path, wherein the cords in the central area are stiffer than the cords in the at least one side area.

The invention provides an antiskid chain. The antiskid chain comprises a chain body, a first tightening device and a supporting piece. The chain body comprises a first chain and a second chain which are arranged at an interval, and the first chain and the second chain are used for being mounted on a crown of a tire; the supporting pieces are arranged in the circumferential direction of the chain body at intervals, and the two ends of each supporting piece are connected with the first chain and the second chain correspondingly, so that the first chain and the second chain are spaced; the first tightening device comprises a flexible part, the flexible part has flexibility and is used for being arranged in the first chain and the second chain in a penetrating mode, and when the flexible part is in a free state, the maximum distance between the first chain and the second chain at the flexible part is smaller than the distance between the first chain and the second chain at the supporting part. According to the antiskid chain, reliable locking force can be provided, the chain body is prevented from falling off in the using process, and the antiskid chain is very convenient to install, use and adjust.

To provide a slide preventing device capable of avoiding damage of a wheel housing while giving excellent traction force, having a long service life, and manufactured at low cost.SOLUTION: Shown is a continuous chain mesh (10) for an anti-skid device to be mounted on a vehicle wheel, comprising chain strands (14) which, in the mounted state on the vehicle wheel, rest on the tread surface of the vehicle wheel, and one or more continuous chain mesh elements (18) which, in the mounted state on the vehicle wheel, likewise rest on the tread surface of the vehicle wheel and comprise a plastic body overmolding at least one of the chain strands (14). Such a continuous chain mesh is inexpensive to manufacture in a wide variety of variations and provides good traction and wear characteristics.SELECTED DRAWING: Figure 3

A tire assembly includes: a wheel connected to a vehicle, and including a first groove formed in the wheel; a tire coupled to the wheel, and including a second groove, connected to the first groove, formed therein; and an anti-skid member including first and second end portions coupled to the wheel, and movably accommodated in the first groove and the second groove, wherein the tire includes a tread contacting with the ground and a sidewall extending from first and second sides of the tread and coupled to the wheel, wherein the tire assembly is configured to transform to a hide state in which at least a portion of the anti-skid member is located inwardly of a surface of the tread or to a pop-up state in which the at least a portion of the anti-skid member protrudes from the surface of the tread.

The utility model discloses an antiskid mine tire, including main part, mounting mechanism and external attachment mechanism, mounting mechanism includes antiskid chain, connecting head, connecting tail, fixed plate and first bolt, external attachment mechanism includes mounting piece, embedding piece, antiskid nail and protection piece, under the mutual cooperation action of above mechanism, the antiskid chain is connected with the connecting head, connecting tail, fixed plate and first bolt. According to the device, the antiskid chain is fixedly mounted, so that the antiskid chain can be tightly attached to the tire all the time in the using process, and the risk that the chain is loosened and falls off is avoided. In this way, the stability and the road holding force of the tire under the severe road condition can be kept, safety is ensured, in addition, the shape of the anti-skid piece can be adjusted according to the road condition, so that the tire can keep the best road holding force on various grounds, for example, on an ice and snow road surface, the sharp anti-skid piece can better pierce into an ice layer, and on a muddy road surface, the anti-skid piece can not be damaged. The flat or wide anti-skid piece can provide a larger grounding area, so that the traction force is improved.

The present invention relates to a forest machine track (100) that comprises track plates (101) and C-shaped track links (102, 103), which are attached to ends of the track plates (101). The C-shaped track links (102, 103) of adjacent track plates (101) are connected to each other with connecting links (104, 105). Each connecting link (104, 105) comprises a first connecting part (108) and a second connecting part (109), which are releasably attached to each other, and wherein the first connecting part (108) and the second connecting part (109) are connected to different C-shaped track links (102, 103).

The present invention relates to the technical field of anti-skid chains, and specifically discloses a quickly detachable anti-skid chain. A quick disassembly and assembly component is provided between a first side chain and a second side chain. The quick disassembly and assembly component includes a fixing piece and a plastic connecting piece. A connecting chain is provided between the fixing piece and the plastic connecting piece. A card slot is provided inside the fixing piece, and a positioning block is provided adjacent to the card slot. The positioning block is fixedly connected with a pull rope. A clamping block rotatably connected to a fixing piece on the second side chain cooperates with the positioning block for fixation. By pulling the pull rope to drive the positioning block, the clamping block is loosened, and thus the disassembly is completed. The disassembly process only requires two steps: 1. Pull the pull rope of the quick disassembly component, and the internal connection structure automatically pops open to complete the disassembly; 2. Easily disassemble the first M pieces of the first side chain and the locking device, and the disassembly time is greatly improved.

An electrically driven tractor has a vehicle body, an electric motor, a battery, a converter that controls input and output electric power of the battery, wheels for traveling, and a control device. The control device controls the converter so that the input and output electric power of the battery is within a predetermined prescribed power range, with one of the conditions being that the electrically driven tractor is traveling within a predetermined restricted area. The control device determines whether the electrically driven tractor is likely to move from the restricted area to outside the restricted area. In the case where a positive determination is made in the determination processing during the restricted processing, the control device expands the prescribed power range compared to the case where a negative determination is made in the determination processing.

This present invention relates to a wheel clamp adapted to being mounted on tyres of the vehicle wheels to prevent removal of the vehicle. The device includes a central housing 2 from which protrudes radially multiple arms 3 which are extended at the outer end by anti-slip components 10 transversally embracing the tread of a tyre. The wheel clamp has a first locking mechanism that consists of a locking element 24 with teeth engaging with teeth on the inner circumference of the housing 2. The wheel clamp has second locking means (30) that interfaces with a handle 16 when the device is mounted onto the wheel.

The tire antiskid chain with the tightening structure comprises an antiskid outer sleeve, round openings are formed in the front side and the rear side of the antiskid outer sleeve respectively, elastic bands are arranged on the edges of the two round openings respectively, and the elastic bands are connected with the antiskid outer sleeve. A wire penetrating gap is formed between the bent portions of the elastic bands and the edge of the round opening in the anti-skid outer sleeve, and a first BOA knob and a second BOA knob are fixedly arranged on the front side face of the anti-skid outer sleeve. The first BOA knob and the second BOA knob can be used for controlling the first steel wire rope and the second steel wire rope to be tightened, so that the two elastic bands are tightened, and the anti-skid effect is good. Therefore, the stability of the two elastic bands when the two elastic bands tighten the round openings in the front side and the rear side of the anti-skid outer sleeve is enhanced, the tire is wrapped by the anti-skid chain more tightly and stably, and the problem that the installation position of the anti-skid chain deviates in the long-term use process is solved.

A tire traction device for a motor vehicle wheel having a simple radial rod construction coupled to a standard wheel lug bolt via a conical mounting bracket and stabilizing rod set cable coupling.

To improve performance of anti-skid devices in terms of safety, and improve ease of attachment to and detachment from a tire.SOLUTION: An anti-skid device (100) for road vehicles suitable for being mounted on a car tire comprises a main band (1) suitable for wrapping at least the entire tread of a vehicle tire. The main band comprises a fabric band and an elastic band on the side facing the vehicle, comprises a net (2) on the side opposite the vehicle, and comprises at least one pair of belts (4). The fabric band, the elastic band and the net are firmly attached to the main band. In the device, the belts are sewn with a "sandwich" structure on the main band, that is, an end of the main band, an end of a belt, an end of the net, and a portion of a closing fabric (3), which is positioned further outside the main band, are sewn together.SELECTED DRAWING: Figure 1

This utility model provides an anti-skid structure for a car tire cover, including a cover body and a friction band fixedly connected to the outer wall of the cover body. A restraint band is connected to the outer wall of the cover body, and a friction-increasing plate is connected to the inner wall of the cover body. Two to five sets of friction-increasing plates are evenly distributed along the inner wall of the cover body. Anti-skid components for increasing the friction between the cover body and the ground are connected to the outer wall of the friction-increasing plates. Friction-increasing components for preventing tire rotation are also connected to the outer wall of the cover body. Evenly distributed grooves are formed on the outer wall of the cover body, and cleaning components for preventing the accumulation of impurities in the grooves are connected to the sidewalls of the grooves. The friction-increasing plates facilitate improved fixation between the tire and the cover body, increasing vehicle safety during driving. The cleaning plates help prevent impurities from accumulating on the outside of the cover body, thus improving the anti-skid performance of the cover body.

A vehicle (10) includes a plurality of wheels (12, 14) and an adaptive suspension system (20). A control system (50) for a vehicle (10) is configured to: receive at least one input signal (71) indicative of a size or a change in size of at least a first wheel of a plurality of wheels (12, 14); determining whether the size of at least a first wheel is increased according to the at least one input signal; and outputting a control signal (61-64) to reduce a maximum wheel travel of the adaptive suspension system (41-44) when it is determined that the size of at least the first wheel is increased.

The application discloses a vehicle self-rescue device in a pit, which comprises a guide plate, a cushion plate and a lifting support assembly. The cushion plate is formed by connecting a plurality of connecting plates in sequence, and adjacent connecting plates are rotatably connected. The guide plate is provided with a guide groove. A rotatable screw rod is arranged in the guide groove. The lifting support assembly comprises two guide blocks, two push rods, a support plate, two positioning sleeves and two supporting plates. The two guide blocks are slidably arranged in the guide groove and are threadedly connected with the screw rod. The bottom ends of the two push rods are rotatably connected with the two guide blocks respectively. The bottom of the support plate is rotatably connected with the top ends of the two push rods. The two supporting plates are connected with the outer ends of the two positioning sleeves respectively, and a clamping cavity for clamping a wheel is formed between the two supporting plates. The supporting plate is slidably connected with the positioning sleeve in the direction of approaching or moving away from the support plate. After the supporting plate is lifted, the wheel can be lifted. The cushion plate can be used for driving the wheel to drive out, so that the self-rescue of the vehicle in the pit is realized.

The utility model aims to solve the problems that the existing antiskid chain always uses a straight-ring chain link, and the straight-ring chain link possibly has stress torsion in the use process, so that the joint of the chain link is seriously abraded. In order to solve the problem that existing anti-skid nails / claws are few in arrangement position and small in practical effect, the tire anti-skid chain is designed, an anti-skid surface composed of straight V-shaped chains is arranged between two side chains, and anti-skid nails are arranged on the anti-skid surface; wherein a single chain section of the straight V chain is twisted to form a long waist ring in a top view and is 8-shaped in a side view; hook chains are arranged on the side edges of the anti-skid faces, and the anti-skid faces are connected with the side chains through the hook chains.

The present invention relates to a connector assembly (1) for connecting two directly adjacent chain mesh elements (66) of a chain mesh (34) of a tire chain (64) which, in use, contacts a tire tread of a vehicle tire, said elements having two legs (2) which in an area between their respective ends (4) are spaced apart by a gap (20), wherein at least one leg (2) is concave when viewed from the gap (20).