301results about How to "Increase ground area" patented technology

The invention provides a self compensation floating swing arm independent suspension system, comprising a self compensation floating swing arm independent suspension device and a centrifugal force control scissors-type anti-roll bar device. The two mechanisms can be used in combination or independently and are applicable to both front wheels and rear wheels. The self compensation floating swing arm independent suspension system guarantees that wheels perform line bounce along a vertical direction of a car body on various kinds of road surfaces when a car runs at a low speed or at a high speed or makes turns and guarantees maximum contact area between the wheels and the road surfaces, with the parameters of king pin angle, toe-in angle, camber angle, wheel track, and axle base being maintained the same as original parameters; and, when the car makes turns, the centrifugal force control scissors-type anti-roll bar device works automatically, offsets a roll force with a force equal to the roll force in magnitude and opposite to the roll force in direction, and enables the car body to lower automatically, thereby improving anti-roll capacity and realizing idealization of controllability, safety, stability and comfort of the car. The self compensation floating swing arm independent suspension system has a simple structure, excellent performance, and low cost, and is easy to realize.

The invention relates to an all-terrain adaptive wheel track and application thereof. The all-terrain adaptive wheel track comprises a planetary gear speed reduction mechanism, a movable combined typewheel hub mechanism and a rubber caterpillar transmission mechanism. The planetary gear speed reduction mechanism is connected with the movable combined type wheel hub mechanism by expansion devicesand support rods, and the expansion devices can work, so that the external shape of the movable combined type wheel hub mechanism can be changed; the rubber caterpillar transmission mechanism and themovable combined type wheel hub mechanism are connected with each other, and the rubber caterpillar transmission mechanism can be switched between a wheel type form and a caterpillar type form when the external shape of the movable combined type wheel hub mechanism is changed. The all-terrain adaptive wheel track and the application have the advantages that a brake, a clutch and hydraulic cylinders are matched with one another, and accordingly the all-terrain adaptive wheel track can be switched between wheel type and caterpillar type forms; the all-terrain adaptive wheel track can be switchedto be in the wheel type form on flat hard pavements, accordingly, the running speeds can be increased, and power consumption can be reduced; the all-terrain adaptive wheel track can be switched to bein the caterpillar type form on soft grounds, accordingly, the ground contact areas can be enlarged, tractive force can be increased, and the passing ability can be improved.

The invention relates to a heat radiator, which is characterized in that: the heat radiator can be surface mounted, the heat radiator is in a three-dimensional shape and comprises a main body which is made of metal, the main body is provided with a horizontal back surface and at least partial horizontal front surface, so partial front surface can be mounted on a conductive pattern of the printed circuit board (PCB) through alignment, and the back surface can be attached to the conductive pattern through backflow welding.

An anti-metal ultra-high frequency electronic tag composed of a multi-layer antenna, including a substrate, an antenna receiving/transmitting surface, a ground plane, an ultra-high frequency electronic chip placed on the antenna receiving/transmitting surface, an auxiliary substrate, and an auxiliary receiving/transmitting surface launch surface. The positive and negative poles of the UHF electronic chip are connected to the receiving/transmitting surface of the antenna through the feeder; the receiving/transmitting surface is connected to the ground part isolated by the substrate through one or a row of feeding holes; the auxiliary receiving and transmitting surface is isolated through the auxiliary substrate . When the antenna ground plane is in use, it is directly connected to the metal surface, and the metal surface becomes the antenna ground plane in actual use to achieve the purpose of anti-metal; the role of the auxiliary receiving/transmitting surface is to increase the surface area of ​​the antenna to enhance the electromagnetic wave The effect of energy reception/emission. Such a three-dimensional design can reduce the size of the antenna while increasing the area of ​​the antenna.

The invention relates to a floatable track type special underwater operation robot suitable for extremely soft geology. The floatable track type special underwater operation robot suitable for extremely soft geology comprises a running mechanism; the running mechanism is a track and mud sled composite structure; mud sled board structures are fixedly arranged on the track; the bottoms of the mud sled board structures are higher than the bottom of the track and have arch-shaped board heads; board water jet devices are arranged on the arch-shaped board heads; the board water jet devices jet waterforwards; in the running process of the running mechanism, the arch-shaped board heads press water downwards; the pressed water and jet water mutually form water films at the bottoms of the mud sledboard structures to reduce the running resistance; and therefore, the floatable track type special underwater operation robot suitable for extremely soft geology can stably run in the extremely soft geology. According to the floatable track type special underwater operation robot suitable for extremely soft geology, as parts such as a propelling mechanism, a buoyancy adjusting device, an operationmodule are also designed, the underwater robot can automatically run on the sea bed and has multiple functions such as water floating, fault self-repairing and fine operation.

The invention discloses a full-automatic wall building process. The process comprises the following steps: (1) a wall building robot is in place; (2) blocks are in place; (3) the blocks are clamped; (4) coated mortar in place: a clamping mechanism is driven by a multi-axle mechanical arm to move under a mortar coating head; (5) primary mortar coating: mortar is coated on one surfaces of the blocks; (6) secondary mortar coating: after rotation of the blocks by 90 degrees, the mortar is coated on the other surfaces of the blocks; (7) wall building: the clamping mechanism clamps the mortar-coatedblocks; the multi-axle mechanical arm drives the clamping mechanism to shift the blocks onto walls; and then, after the blocks are placed down, the adjacent blocks are approached; and (8) the step (3) is returned to until the walls are built to reach a stated height. The full-automatic wall building process can realize full-automatic construction of automatic identification, positioning, grabbingand mortar coating of the blocks and wall building.

The invention discloses an independent crawler running mechanism, comprising a driving wheel (3), a crawler (11), a bracket (6) and a swing frame (8); the driving wheel (3) is connected with a brake drum/disc (2) of a motor vehicle; the external side of the driving wheel (3) is provided with a bracket shaft (5); the bracket (6) is arranged on the bracket shaft (5); the bottom of the bracket (6) is provided with the swing frame (8); the lower part of the swing frame (8) is provided with a loading wheel (10); the external round of the driving wheel (3) is provided with grousers (12) which are matched with the crawler (11); the loading wheel (10) is arranged on the crawler (11). The crawler running mechanism of the invention is an independent whole part and requires no reconstruction to the original suspension, braking and steering system and requires to only design the bolt connection hole on the driving wheel to be consistent with the hole of a hub when being applied to the existing off-road vehicles; the independent crawler running mechanism can lead the motor vehicle to run on the ground with accumulated snow, mud water and desert, etc.

The invention discloses a magnetically driven crawler wheel capable of switching a wheel state and a crawler state. The wheel includes a fixed-length crawler and a driving device driving the fixed-length crawler to rotate. The driving device includes a cage and driving brake assemblies. Each cage includes inner brackets and outer fixing frame devices. The outer fixing frame devices are symmetrically fixed on the left and right sides of the inner brackets. Each outer fixing frame device includes outer brackets and a bracket connecting sleeve. The outer brackets are several. The several outer brackets are evenly distributed on the outer circumference of the corresponding bracket connecting sleeves. An actuator for switching a state of the fixed-length crawler is connected to each outer bracket. Each driving brake assembly includes a magnetic rotor and a driving stator driving the corresponding magnetic rotor to rotate. The driving stators are fixed to the inner brackets. Each magnetic rotor is rotatably connected between the actuators on the left and right sides of the corresponding inner bracket. The magnetic rotors are engaged with the fixed-length crawler to drive the fixed-lengthcrawler to rotate. The magnetically driven crawler wheel capable of switching the wheel state and the crawler state can switch the wheel state and the crawler state according to different road conditions, which improves the practicability.

The invention relates to a saloon car tyre surface and specially, relates to patterns of the saloon car tyre surface. The saloon car tyre surface comprises a centre pattern block, side pattern blocks and shoulder pattern blocks. The side pattern blocks and the shoulder pattern blocks are orderly and regularly arranged at left and right sides of the centre pattern block from inside to outside. The saloon car tyre surface is divided into left and right symmetrical parts by the centre pattern block. The centre pattern block is a vertical one-piece pattern block and is located in the center of the saloon car tyre surface. The centre pattern block is separated from the side pattern blocks through main vertical circle pattern channels located between the centre pattern block and the side pattern blocks. The side pattern blocks are separated from the shoulder pattern blocks through auxiliary vertical circle pattern channels located between the side pattern blocks and the shoulder pattern blocks. Adjacent two of the side pattern blocks are separated through an inclined side pattern channel and two ends of the inclined side pattern channel are respectively communicated with the main vertical circle pattern channel and the auxiliary vertical circle pattern channel. Adjacent two of the shoulder pattern blocks are separated through a shoulder pattern channel and the shoulder pattern channel is communicated with the auxiliary vertical circle pattern channel. The patterns of the saloon car tyre surface are mixed patterns and thus the saloon car tyre surface can produce an enough braking force and has good control performances and a beautiful appearance.

The invention relates to a vehicle dynamic synchronous track driver used in desert, wherein it is formed by track pusher and suspender; the track pusher comprises active wheel fixed at the front and back ends of vehicle, induce wheel, and upper and lower track chains connected between wheels, and a track adjuster; the lower track chain has load wheel above; the upper track chain has support wheel under; the suspender comprises a balance rod support of vehicle, a torque axle on the support and a balance elbow fixed on the axial spline; the bearing of elbow fixes the load wheel. The invention has independent torque suspension method and concave load wheel, to realize driving on desert.

The invention discloses a bionic non-pneumatic tire. The bionic non-pneumatic tire comprises a crown, a bionic spoke plate support body and a spoke plate inner ring, wherein the crown, the bionic spoke plate support body and the spoke plate inner ring are sequentially arranged from outside to inside according to the radial direction of the tire; the crown comprises a tread, a cap ply and belt plies, wherein the tread, the cap ply and the belt plies are sequentially arranged from outside to inside according to the radial direction of the tire; the belt plies comprise a # 1 belt ply and a # 2 belt ply which are sequentially arranged from outside to inside according to the radial direction of the tire; and the bionic spoke plate support body is designed by imitating a kangaroo lower limb structure, and the bionic spoke plate support body comprises a kangaroo lower limb-imitated main spoke plate and a supporting auxiliary spoke plate. According to the bionic non-pneumatic tire, shock absorption, drainage and heat dissipation capability of the non-pneumatic tire are remarkably improved, and the overall mass is remarkably reduced; and the bionic spoke plate support body adopts a high-modulus polyurethane material, and thus high hardness, fatigue resistance, cutting resistance and green and environmental protection performance are achieved.

The invention relates to a high-clearance crawler-type inter-line tea picker based on hybrid power, which comprises a walking power mechanism, a lifting mechanism and a tea picking assembly, wherein the tea picking assembly comprises an auxiliary frame, a cutter and an induction unit which automatically senses the depth of tea picking by the cutter; the cutter and the induction unit are installedon the auxiliary frame; the induction unit comprises an induction board, an upward travel switch, a downward travel switch and a travel switch contact mounted on the induction board; the induction board covers a tea tree; when the travel switch contact is contacted with the downward travel switch, the lifting mechanism controls the tea picking assembly to descend on a whole until the induction board is lifted up by the tea tree and the travel switch contact is separated from the downward travel switch; and when the induction board is lifted up by the tea tree until the travel switch contact iscontacted with the upward travel switch, the lifting mechanism controls the tea picking assembly to rise on the whole until the travel switch contact is separated from the upward travel switch. The sizes of fresh leaves picked by the cutter are ensured to be uniform and the quality of tea is ensured.

The invention provides a pneumatic tire, which symmetrically improves the on-ice performance and the driving performance of a vehicle. When the pneumatic tire is assembled to a regular rim and filled with a regular inner pressure of a normal state without load, the ratio (TW / SW) of the tread width (TW) between the tread ends (Te) to the maximum width (SW) of a tire is 0.75 to 0.95. The tire surface (14) is equipped with a continuously extending thin groove (15) along the circumferential direction of the tire. The center line (15G) of the groove (15) and the normal (6n) of the carcass are at an angle (alpha) of small than 10 degrees, wherein the normal (6n) of the carcass passes through the extension line (15e) of the center line (15G) and the point of intersection thereof with the carcass (6) is (e1). A pair of shoulder main grooves (8c) continuously extending along the circumferential direction of the tire are arranged on the outer side of the tread end (Te) of the tread portion (2). The depth (D3) of the thin groove (15) is 20% to 50 % of the depth (D2) of the shoulder main grooves (8c).

The invention discloses a deformable wheel device, in particular to a deformable wheel which is used for a light vehicle and can adapt to different pavements. The deformable wheel comprises a deformable rim and a driving shaft, wherein an inner gear ring is arranged on the inner surface of the deformable rim; a driving wheel and a guide wheel are meshed on the inner gear ring; the driving wheel and the guide wheel are symmetrically arranged at two sides of the vertical line of the center of a circle of the deformable rim; a spacing wheel A and a spacing wheel B are respectively installed at the opposite parts of the driving wheel and the guide wheel on the outer surface of the deformable rim; the centers of the spacing wheel A and the driving wheel are positioned on the same line; and thecenters of the spacing wheel B and the guide wheel are positioned on the same line. When a vehicle is loaded, the deformable wheel of the invention deforms into a similar ellipse from a circle, thereby changing the ground contact area, reducing the unit pressure and improving the trafficability of the vehicle; and the greater the load is, the larger the deformation is, and the larger the ground contact area is. When the vehicle runs on a hard pavement, an adjusting device can be used for keeping the wheel similar to a circle, thereby improving the running speed.

The invention discloses a grounding device for a high-soil resistivity region. The grounding device comprises a plurality of grounding plates, wherein each grounding plate is mounted at the periphery of grounding flat steel; a plurality of grounding electrodes are also arranged on the grounding flat steel; the grounding flat steel is also welded to the upper part of a pole tower through a pole tower anti-thunder down lead; the pole tower is fixed on the ground through pole tower support legs; the grounding flat steel takes the grounding electrodes as nodes, and each grounding plate is arranged between every two adjacent nodes. The grounding area can be effectively enlarged, the value of the grounding resistance can be reduced, and the anti-thunder level of a circuit is increased.

This invention puts forward an air vent ring of an etching device of plasmas, in which, the ring includes a through hole and the best selection of the shape of the section is a filter. Advantage: it is favorable to the conduction of the reacting gas due to the through hole on the ring, at the same time, since the section is a filter, the earth area is increased and plasmas are limited in a region.

The invention discloses a filtering small planar wideband antenna which is characterized in that rectangular openings that are just opposite to a center are cut off from the two ends of an annular strip, two sections of upper and lower rectangular transmission strips are respectively taken as a connecting line of an annular radiation unit and the strip and a microstrip feed structure to be respectively connected with the right end of the upper part and the right end of the lower part of the annular strip, a rectangular opening slot with bilateral symmetry is cut off from the upper edge of a grounding rectangular metal layer along the middle, and an annular opening slot is broken to be in the non-closed state at the positions which are corresponding to the openings of the annular strip that are just opposite to the center; the antenna radiation unit is followed and connected by a small filter unit to expand the grounding area of the antenna, and the overall size is reduced due to the unbalanced feed structure; the filtering small planar wideband antenna can not only efficiently radiate the energy in the working band into space, but also have good inhibition function for outband signals, thereby reducing the sensitivity of the whole system to the application environment; and the working bandwidth is 3.1GHz-5.2GHz. The antenna is easy to feed and to be produced and can be effectively applied in wideband wireless communication systems.

The invention provides a walking platform and an anti-explosion robot and relates to the field of robots. The walking platform comprises a frame, a walking mechanism, a leg-swinging mechanism and a bearing mechanism, wherein the bearing mechanism comprises a shaft bracket bearing and a shaft bracket sleeve bearing sleeved on the shaft bracket bearing; the walking mechanism comprises a walking power mechanism and a walking wheel; the walking wheel is driven by the walking power mechanism through the shaft bracket bearing; the leg-swinging mechanism comprises a leg-swinging power mechanism, an axle, a first leg-swinging part and a second leg-swinging part; the leg-swinging mechanism is capable of crossing the barrier by swinging; the two ends of the axle penetrate out of the frame; the walking power mechanism and the leg-swinging power mechanism are arranged in the frame; the walking wheel, the first leg-swinging part and the second leg-swinging part are located on the exterior of the frame; an electric appliance box and a front camera are arranged at the front end of the frame; a battery box and a rear camera are arranged at the rear end. The anti-explosion robot comprises the walking platform and further comprises a mechanical arm. The walking platform and the anti-explosion robot provided by the invention can solve the technical problem of barrier crossing of the anti-explosion robot.

A deformation device of a crawler belt running system comprises a crawler belt, a driving wheel, a frame, a hydraulic cylinder, a front support wheel, inner guide plates, bearing wheels and a rear support wheel. The driving wheel is mounted above one end of an upper frame, the front support wheel is mounted below the other end of the upper frame, the front support wheel is connected with the hydraulic cylinder mounted on the frame, and the rear support wheel and the bearing wheels are mounted on an underframe. In addition, the driving wheel, the front support wheel and the rear support wheel are wrapped in the crawler belt, the inner guide plates are welded on the underframe and contact with the inner surface layer of the crawler belt. By extending and retracting the hydraulic cylinder to change the up and down positions of the front support wheel and the rear support wheel, shape of the deformation device is changed, so that the grounding area of the crawler belt is enlarged when a crawler belt vehicle is driven to run, and driving ability and trapping prevention ability are improved; when the crawler belt vehicle overpasses ridges, the approach angle of the crawler belt is increased, passability of the crawler belt vehicle is effectively improved and application range of the crawler belt vehicle is broadened.