171results about How to "Realize the buffer function" patented technology

A neurosurgical leg massage device with a height adjustment function, comprising a base, two moving devices are symmetrically fixedly connected to the upper side of the base, the moving devices include two support plates, and the bottom ends of the support plates are fixedly arranged on the base , the support plates are fixedly connected with a bearing, the inner ring of the bearing is fixedly connected with the rotating shaft, the outer end of one of the rotating shafts is fixedly connected with the first motor output shaft, and the rotating body is fixedly connected between the two rotating shafts, and the rotating body is arranged horizontally , an annular arc-shaped groove is opened on the side wall of the rotating body, and the arc-shaped groove is arranged around the rotating body. The beneficial effect of the present invention is that the mobile device enables the massage device to perform intermittent extrusion massage on the legs of the human body, which effectively improves the massage effect; As the poles move inward, the buffer spring is compressed, and the buffer spring absorbs part of the energy.

The invention provides an end mechanical self-locking hydraulic cylinder with a buffering function. A groove is formed in the inner wall of a cylinder barrel, a cylindrical hole is formed in a piston, a locking block is installed in the cylindrical hole, and the locking block and the groove are matched and used for self-locking and unlocking of the hydraulic cylinder. A sealing ring is arranged between the locking block and the inner wall of the cylindrical hole, the piston is provided with a hydraulic oil channel, hydraulic oil reaches a one-way valve in the middle of the piston through the channel, and the cylindrical hole is communicated with the one-way valve. The cylinder bottom is provided with a one-way throttling valve, and when the hydraulic cylinder retracts and gets close to the cylinder bottom, the buffering function of the hydraulic cylinder is achieved. By means of the hydraulic cylinder, reciprocating of a common hydraulic cylinder can be achieved, and the retraction stroke tail end self-locking and retraction stroke tail end buffering functions can also be achieved.

The invention discloses a leg care massage device based on a gear rack lifting principle. The leg care massage device includes a supporting plate, the middle portion of the upper side of the supporting plate is provided with a leg placing groove, the lower side of the supporting plate is fixedly connected with four gear rack lifting devices, the supporting plate is fixedly connected with two reciprocating devices, each reciprocating device includes two supporting frames, a reciprocating rod is arranged between the two supporting frames, and one end of the reciprocating rod is fixedly connectedwith a massage device. The lower side of the reciprocating rod is fixedly connected with a rack, and the lower side of the rack is meshed with a half gear. The leg care massage device has the advantages the reciprocating devices make the massage device perform intermittent extruding massage treatment on the legs of the human body, and the massage effect is effectively improved; after an arc plateon the massage device is in contact with the legs of the human body, a guide rod drives a second magnetic pole to move inwards, and a buffer spring is compressed and absorbs part of energy.

The invention discloses a large-opening-degree door buffering hinge which comprises a fixed seat, a connecting arm, a connecting rod assembly, a movable seat and a self-resetting type damper. The connecting arm is connected with the fixed seat, the connecting rod assembly comprises a first connecting rod, a second connecting rod, a third connecting rod and a fourth connecting rod, one end of the first connecting rod and one end of the third connecting rod are hinged to the middle and the front end of the connecting arm respectively, the other end of the first connecting rod and the other end of the third connecting rod are hinged to one end of the second connecting rod and one end of the fourth connecting rod respectively, the other end of the second connecting rod and the other end of the fourth connecting rod are respectively hinged to the movable seat, the middle of the second connecting rod is hinged to the middle of the third connecting rod, the damper is arranged on the connecting arm, and the third connecting rod can drive the damper. When the movable seat swings to a set angle in the door closing direction, the third connecting rod starts to drive the damper, the speed of the movable seat approaching a furniture body is reduced due to the damping function of the damper, the buffering function is achieved, and a door body is prevented from seriously colliding with the furniture body.

The invention relates to an independent wheel suspension of a two-track vehicle, especially a private car, providing wheel guidance system by means of at least two solid guideway elements in conjunction with guiding elements that can be displaced along the same. At least one guideway element extending essentially in the vertical direction is respectively provided at the front and the rear of the wheel centre. The guideway element can be embodied in a linear or curved manner, with a curvature which is constant or varies along the guideway. The guiding elements can comprise rolling bodies which are embodied as cylindrical or barrel-shaped rolls, are mounted in a carrier, and roll on a corresponding guideway element which is plane or has an essentially U-shaped cross-section. Preferably, respectively two or three rolling bodies, instead of which sliding elements can also be used, are provided on essentially or approximately opposing sides of each guideway element.

The invention provides a pressure reduction and protection insoles applying to high-risk diabetic foot groups and a manufacturing method thereof. The manufacturing method comprises the following steps: acquiring foot sole pressure data of a diabetic, and analyzing the foot sole pressure concentration parts of the diabetic and the contact area, relative to the ground, of the foot sole pressure concentration parts, and the shape of the foot sole pressure concentration parts; scanning and building a foot model through 3D foot shape data; matching the foot shape data of the diabetic with national man standard foot shape data rule, so as to determine the basic parameters of the insoles; designing parameters through Rhino software to form insole curved surfaces; manufacturing the insoles according to the foot sole pressure concentration parts of the diabetic; modifying and optimizing so as to determine the insole parameters. The manufactured insoles comprises insole bodies, wherein each insole body comprises a forefoot area and a heel area; a forefoot pressure reduction cushion is embedded into each forefoot area, and a heel supporting cushion is arranged in each heel area; transverse separating strips and waterdrop-shaped hollow part are arranged on each heel supporting cushion; each waterdrop-shaped hollow part is filled with a heel buffering cushion. With the adoption of the pressure reduction and protection insoles, the sole pressure can be effectively reduced according to the foot property of the high-risk diabetic foot groups; the pressure reduction and protection insoles have the characteristics of being low in production cost and short in manufacturing period.

The invention discloses an escape device for an automobile falling into water. The escape device comprises an air bag and a high-pressure carbon dioxide gas storage steel cylinder communicated with the air bag through a first vent pipeline, wherein a first on-off valve is arranged on the first vent pipeline. The escape device for the automobile falling into the water further comprises a filter; sodium peroxide is stored in the filter; the filter is communicated with the high-pressure carbon dioxide gas storage steel cylinder through a second vent pipeline and / or the first vent pipeline; a valve is arranged at the air inlet end of the filter; the air outlet end of the filter is communicated with an automobile compartment; the high-pressure carbon dioxide gas storage steel cylinder is a dry-ice fire extinguisher. The escape device disclosed by the invention provides buoyancy for the automobile which falls into water, accidentally or caused by urban inland inundation, through the air bag, so that the driver and passengers have time to escape; in addition, the escape device provides short-time life support for the driver and passengers who cannot leave from the automobile in time or cannot normally open the air bag due to mechanical faults of the automobile; meanwhile, the problems of automobile fire, and accident impact before the automobile falls into the water are solved.

This invention discloses an oscillating suspension system of crane, including a chassis of vehicle, front and rear suspensions. It is characterized that the front suspension includes a front suspension support fixed to the chassis. The front suspension support is rigidly connected with a front drive bridge. The rear suspension is articulated with the support via a pin shaft. The direction of the pin shaft is perpendicular to the direction of a wheel shaft. Two locking oil tanks are symmetrically mounted at two sides of the pin shaft and between the rear suspension and the chassis. A connecting conduit of a chamber with rod and a chamber without rod of the locking oil tank is provided with a control valve set controlled by an electric control system. The rear suspension is rigidly connected with a rear drive bridge. The oscillating suspension system of crane provided by this invention is characterized that it can be flexibly applied to the crane to work at different pavements and under different bearing changes and it has simple structure, strong bearing ability, convenient distribution and low manufacturing cost.

The invention discloses an industrial robot arm capable of doing linear motion, and relates to the technical field of mechanical arms. The industrial robot arm comprises a base, a mounting seat and a supporting column, wherein a moving mechanism is arranged at the bottom of the mounting seat; and the moving mechanism comprises a rectangular frame body, sliding rails, sliding blocks, a screw rod, rolling wheels, rectangular grooves, a low-speed motor, mounting grooves and sliding grooves. During use of the industrial robot arm capable of doing linear motion, when goods need to be conveyed linearly after being clamped, the low-speed motor is started to drive the screw rod to rotate; the screw rod is in threaded connection with the mounting seat, and the bottom of the mounting seat is slidably connected to the rectangular frame body through the sliding rails and the sliding blocks, so that the mounting seat can perform linear motion; and therefore, the whole mechanism can perform linear motion so as to achieve linear conveying of the goods.

The invention relates to a traction / impact device (1), in particular for medium buffer couplings of track-guided vehicles, in particular rail vehicles. The traction / impact device (1) comprises a damper housing (4), which is connected or connectable to a car body of the vehicle, and a force transmission element (3) for transferring tensile or impact forces onto the damper housing (4) Force transmission element (3) is movable relative to the damper housing (4) both in the pulling direction (A) and in the pushing direction (B). Furthermore, a damping mechanism (2) is provided, which is at least partially accommodated in the damper housing (4) and is designed to dampen the movement of the force transmission element relative to the damper housing (4) during traction / impact force transmission.

The invention discloses an energy-saving type heat insulation outer wall based on seasonal change. The energy-saving type heat insulation outer wall comprises a first heat preservation layer, a second heat preservation layer and a mounting layer; the second heat preservation layer is mounted on the back face of the first heat preservation layer, and the mounting layer is mounted on the back face of the second heat preservation layer; and a fixing column is mounted on the front face of the first heat preservation layer in a penetrating mode, and a decorative layer is mounted on the front face of the first heat preservation layer. According to the energy-saving type heat insulation outer wall based on seasonal change, by mounting the first heat preservation layer, the second heat preservation layer and a collecting groove, the performance of the heat insulation wall can be enhanced, the first heat preservation layer, the second heat preservation layer and the mounting layer are all made of glass fiber cotton and phenolic foam materials, and thus good heat preservation performance is achieved; and in addition, external rainwater passes through the collecting groove and enters a water storage box from flow guiding holes, a sealing plate floats upwards along with entering of the rainwater, then the sealing plate makes contact with a sealing block, thus the bottom of the water storage box is sealed, in the above mentioned way, when a fire occurs, the stored rainwater isolates all heat preservation walls, fire spreading is prevented, and the fireproof performance of the heat preservation walls is enhanced.

The invention relates to a safe and reliable transfer robot with a buffer function used for logistics. The transfer robot comprises a supporting plate and four rolling wheels, the supporting plate ishorizontal, the rolling wheels are arranged on the bottom of the supporting plate, a driving device is arranged on the bottom of the supporting plate, and the driving device is in transmission connection with the rolling wheels. The supporting plate is provided with a connecting mechanism and two buffer mechanisms, wherein the connecting mechanism comprises a power assembly, two transmission assemblies and two clamping assemblies, the power assembly comprises a connecting plate, a power motor, a driving bevel gear and two elastic plates, and each buffer mechanism comprises a connecting rod, avertical rod, a buffer block, a supporting rod, two fixing blocks and two first springs. According to the safe and reliable transfer robot with the buffer function used for the logistics, through theconnecting mechanism, the stability of goods is improved, and moreover, the buffer function is achieved through the buffer mechanisms.

The invention relates to the technical field of agriculture, in particular to an unmanned aerial vehicle pesticide spraying device, and aims to overcome the disadvantages that liquid pesticide in a pesticide kit is not full, and an unmanned aerial vehicle is easy to crash because of inertia dithering, and the disassembling and assembling of the pesticide kit in the unmanned aerial vehicle are complicated. The unmanned aerial vehicle pesticide spraying device comprises an unmanned aerial vehicle body, wherein an accumulator is fixed to the bottom of the unmanned aerial vehicle body through bolts; wiring frames are welded to the periphery of the unmanned aerial vehicle body; and a dual-shaft motor is fixedly mounted at the tail ends of the wiring frames through bolts. According to the unmanned aerial vehicle pesticide spraying device disclosed by the invention, the output end at the bottom of the dual-shaft motor is used as a power source of a peristaltic pump, the liquid pesticide in the pesticide kit is extracted by the peristaltic pump, and the sprinkling effect is realized through a spray nozzle; a buffer spring mounted in each compression fixing frame is used for pushing a corresponding rubber ball at the tail end of a corresponding supporting rod to slide in a corresponding clamping groove formed in the surface of the pesticide kit, so that the functions of buffering and clamping on the medical kit are realized, the situation of crashing caused by inertia dithering of the liquid pesticide in the medical kit is reduced, the disassembling and assembling of the medical kitare very convenient, and the working performance is improved.

The invention discloses an overturning mechanism used for conducting picture inspection on a liquid crystal panel. The overturning mechanism comprises a light box, a light box base fixedly arranged at the bottom of the light box and a support frame arranged under the light box base, wherein one side at the top of the support frame is fixedly connected with a support shaft through a bearing; the middle at the bottom of the light box base is fixedly connected with the support shaft through the bearing; a buffering device is fixedly arranged on the other side at the top of the support frame; a power device is fixedly arranged in the support frame; a connecting rod device is arranged and is connected with the power device and one side of the light box base; the light box is supported by the connecting rod device, the support shaft and the buffering device jointly; the power device can drive the connecting rod device, and drive the light box to rotate repeatedly by a set angle surrounding the support shaft to enable the light box to divorce from and contact with the buffering device. According to the invention, required capacity to fulfill overturning motion is relatively low; required time to fulfill the overturning motion is relatively short; the overturning angle required by the overturning mechanism can be realized; the work efficiency is improved.

The invention discloses a flexible bag type extruding and rolling type full-automatic washing machine and a washing method thereof. The full-automatic washing machine comprises sealed flexible washingbags, a washing bag extruding device, a washing bag support device, a water injection device and a water discharging device. One washing machine only uses one motor, the motor transmits power to thewashing bag extruding device, independent sealed washing bags of one or more different volumes are extruded and rolled, so that clothes is bagged and classified for washing; a pressure sensor arrangedin the washing bag support device is used for determining whether the washing bag is filled with clothes or not, and meanwhile, the volume of the washing bag is determined according to the installation position; the water injection device is used for injecting water into the washing bags; a detergent adding device is used for injecting a detergent; the water injection amount and the detergent usage amount are automatically determined according to the volume of the washing bags; the water discharge device is used for draining water in the washing bags, and the moisture of clothes in the washing bags can be dried by utilizing a vacuumizing manner. According to the machine, small clothes can be classified for washing in different cylinders with effects of water saving, energy saving, sanitation and low cost.

The invention relates to the technical field of concrete, in particular to concrete mixing equipment capable of improving concrete quality. The concrete mixing equipment comprises a rack, wherein a transmission mechanism is mounted on the rack; a mixing mechanism is arranged on the rack; the mixing mechanism is connected to the transmission mechanism; a blocking mechanism is connected on the mixing mechanism; the blocking mechanism is arranged inside a mixing barrel on the transmission mechanism; the bottom of the blocking mechanism is fixedly provided with a scraping knife; the transmission mechanism comprises a motor fixedly arranged on the rack; the end part of the motor is connected to a drive wheel through a transmission shaft; the drive wheel is connected to a driven wheel through abelt; and the driven wheel is connected on the mixing mechanism. The blocking mechanism can be arranged to dismount and replace the scraping knife, and the arranged scraping knife can quickly clear concrete adhered on the inner side wall of the mixing barrel, so that the concrete is not adhered to the inner side wall of the mixing barrel to condense into blocks, and therefore, concrete productionquality is improved.

The invention discloses an arc-shaped multilayer perforated floating breakwater structure with a wave power generation device, and belongs to the technical field of breakwater structures. The arc-shaped multilayer perforated floating breakwater structure comprises a sand beach; an impounding reservoir assembly is placed at the top of the sand beach; a hydroelectric generation blade assembly is arranged in the impounding reservoir assembly; a water inlet is formed in the top of the outer side of the impounding reservoir assembly; and a water guide groove assembly is arranged on the inner wall of the impounding reservoir assembly. Seawater enters the impounding reservoir assembly through a water retaining and guiding plate assembly, and the water guide groove assembly is matched with the hydroelectric generation blade assembly to achieve the further power generation function; a wind power generation plate assembly is blown by wind power and a circular barrel assembly is driven to rotate, so that the wind power generation function is achieved; and a curved wind power generation assembly is blown by wind power to move, so that wind power generation is further carried out through generated vibration, and the functions of buffering sea waves and generating power through the sea waves are achieved.

The invention relates to a damping interphone with the dustproof function. The damping interphone comprises a body and an antenna. A dustproof mechanism comprises a cover plate, a rotating shaft, a bearing, a gear, a rack, a fixing plate, a first spring and a connecting rod. A damping mechanism comprises a connecting assembly and two buffering assemblies. A buffering assembly comprises an air bagand two buffering units. Each buffer unit comprises a buffer plate, a buffer rod, an extrusion plate and a second spring. According to the damping interphone with the dustproof function, dustproof work is carried out on the vent hole through the dustproof mechanism. The probability that dust enters the body through the vent hole is reduced. The function of buffering the body is achieved through the damping mechanism. The body is prevented from falling off and being damaged, and the safety of the interphone is improved.

The invention relates to hydraulic stamping equipment with high safety. The hydraulic stamping equipment comprises a base, a worktable, an ejecting plate, an air cylinder, a stamping head, a buffer mechanism, a collecting mechanism and two supporting rods, wherein the buffer mechanism comprises a fixing box, a buffer rod, a first spring and two buffer assemblies, the buffer assemblies comprise connecting ropes, connecting blocks, second springs and first fixed pulleys, the collecting mechanism comprises a collecting box, a collecting pipe, two compression assemblies and two blowing assemblies,the blowing assemblies comprise inflators, pistons, nozzles, third springs, air inlet pipes, air outlet pipes, second fixed pulleys and pull ropes, and the compression assemblies comprise driving units, compression plates, telescopic frames, two moving blocks, two elastic ropes and two fixing blocks. According to the hydraulic stamping equipment with high safety, the buffer function of the stamping head is achieved through the buffer mechanism, the deformation or damage of a workpiece caused by the excessive impact pressure during stamping is avoided, the safety of the equipment is improved,the function of collecting waste materials is achieved through the collecting mechanism, and the convenience of the equipment is improved.

The invention discloses a street sweeper with a conveyer belt. The street sweeper with a conveyer belt comprises a sweeper frame, a side wheel buffering structure, a garbage can lifting structure and a rotating conveyor assembly, wherein when the street sweeper is in contact with a wall or curbs, the side wheel assembly can rotate around an adjusting rotary shaft towards the inner side of the street sweeper so as to achieve buffer a horizontal obstacle, and protect a sweeping side wheel; the garbage can lifting structure can place a municipal garbage can on a supporting frame so that the municipal garbage can is fixed and a conventional garbage collector arranged on the street sweeper is not needed; gargage vertical plates of the sweeping assembly can prevent garbage from leakage without need of additionally arranging of an expensive negative-suction port; and the rotating conveyor assembly can allow a garbage plate to fluctuate along with the ground, and adaptively keep a certain gap between the top end of an abutting rod and the garbage plate at the beginning, so that the garbage plate can be lifted only when the ground flutuates to a certain extent. The street sweeper with a conveyer belt disclosed by the invention is used for street sweepers.

The invention provides a multi-connecting-rod suspension mechanism with buffering, folding and steering functions. The multi-connecting-rod suspension mechanism with the buffering, folding and steering functions comprises an upper connecting rod structure, a lower connecting rod structure, an upper steering block, a lower steering block, a shock absorber, a torsion rod spring and a steering mechanism; one end of the upper connecting rod structure is connected with the upper side of a wheel hub shaft part through the upper steering block; the other end of the upper connecting rod structure is connected with a bottom plate; one end of the lower connecting rod structure is connected with the lower side of the wheel hub shaft part through the lower steering block; the other end of the lower connecting rod structure is connected with the bottom plate; the upper steering block and the lower steering block have two rotation freedom degrees; the normal direction of one rotation freedom degreeis perpendicular to to the axis of a wheel and points to the front; the normal direction of the other rotation freedom degree is perpendicular to to the axis of a wheel and points to the downside; oneend of the shock absorber is connected with the upper side of the wheel hub shaft part through the upper steering block; the other end of the shock absorber is connected with the bottom plate; the torsion rod spring is mounted in the axis directions in which the upper and lower connecting rod structures are connected with the bottom plate; the steering mechanism mainly comprises four connecting rod mechanisms; one end of the steering mechanism is connected to the lower end of a steering wheel; and one end of the steering mechanism is connected to the wheel hub shaft part.

The invention provides a parking mechanism that can lower the impact when a parking rod returns to a release position smoothly. The parking mechanism (1) comprises a parking rod (5) that is clamped with a parking gear (3), and a buffer part (11) that if used to buffer the parking rod (5). The buffer part (11) comprises a first butter component (18) and a second buffer component (19); the first butter component (18) is moved to a first position (A) when the parking rod (5) rotates to a clamping position, and moved to a second position (B) when the parking rod (5) returns to a release position; the second buffer component (19) is set between a reaction force supporting surface (17a) and a pressing surface (18a) of the first butter component (18).

The invention discloses a high-rise building thin-wall steel structure capable of improving the stability. The high-rise building thin-wall steel structure comprises first columns, second columns, bodies, a first beam and a second beam, wherein the first columns and the second columns are correspondingly installed at the middle positions of the bodies, and connecting columns are evenly welded between the first columns and the second columns; the first beam is installed at the middle position of the sides, away from the connecting columns, of the first columns; a first flange plate is installedon the side, away from the first columns, of the first beam; and the second beam is installed at the middle positions of the other side, away from the connecting columns, of the bodies. By installingsupporting rods, inclined columns, the first beam, the second beam, vertical rods and inclined rods, the supporting rods are divided into isosceles triangles by the inclined columns, an isosceles triangle is formed by every adjacent inclined rods, so that the stability of the structure is higher, the intensity of the structure is increased, and the service life of the structure is prolonged.

The invention discloses a water adding device for a cooking machine, and belongs to the technical field of cooking machines. The device relates to the water adding device for the cooking machine comprises a casing, an opening is formed in the top of the casing, a material adding device is rotatably connected with the opening through a rotating shaft, the front surface of the casing is hinged witha door panel through a hinge, the inner wall of the bottom of the casing is connected with a heating plate, the upper portion of the heating plate is provided with a pot body, the top of the pot bodyis covered with a lid, a limiting hole is formed in a longitudinal outer side wall, near the material adding device, of the casing, a water injection straight pipe is inserted into the limiting hole,one end, penetrating through the limiting hole, of the water injection straight pipe is located above the pot body, a fixing plate is connected to one end, away from the casing, of the water injectionstraight pipe, the fixing plate is provided with a first fastening ring, and the outer side wall, adjacent to the material adding device, of the casing is sequentially connected with two electric telescopic rods and a fixing seat in the vertical direction. The device has the advantages of simple structure and convenient operation, achieves an automatic water adding function, and effectively controls the amount of water added.

The invention discloses a safety helmet, belonging to the technical field of safety protection equipment. The safety helmet comprises a helmet body, a helmet lining and a helmet strap, wherein the topof the helmet body is connected with a transversely placed arc-shaped reinforcing plate; two ends of the arc-shaped reinforcing plate are movably connected with mounting blocks; and an arc-shaped elastic piece is arranged between and connected with the mounting blocks and located right above the arc-shaped reinforcing plate. According to the safety helmet, when an object impacts the body of the safety helmet, the arc-shaped elastic piece is extruded, and the two ends of the arc-shaped elastic piece extrude the mounting blocks to disperse impact force, so the problem that the buffering performance of a helmet lining is single in the prior art is solved, and protection effect is improved. The invention further discloses a production process of the safety helmet. The safety helmet produced and manufactured through the process has the advantages of firm structure and high buffering capacity.

The invention discloses a navigator with a buffering function. The navigator comprises a piston cylinder, wherein a cover is fixed at the top end of the piston cylinder; a sliding rail is arranged oneach of the two sides in the middle of the cover; a sliding block is slidingly connected in the sliding rails; the sliding block is fixed on the two sides of a piston rod; a piston head is fixed at the end part of the lower end of the piston rod; the piston head slides in the piston cylinder; a plurality of first vent holes are formed in the cover; due to the first vent holes, the piston cylinderis communicated with external atmosphere; a height adjusting mechanism is arranged at the lower end of the side wall of the piston cylinder; the upper end of the piston rod penetrates through the cover; a rotating mechanism is arranged at the end part of the upper end of the piston rod; the rotating mechanism is located above the cover; a navigator body is arranged at the upper end of the rotatingmechanism. With adoption of the structure, the buffering function of the navigator is achieved, the buffering effect is good, and the service life of the navigator is prolonged; in addition, the height and the rotating angle of the navigator can be adjusted, so that the navigator can be used conveniently.

The invention relates to a navigation device with a damping function for private cars. The navigation device comprises a main body, a fixed box and a display screen, wherein the display screen is arranged on one side of the main body; the fixed box is of a cuboid shape; the fixed box is arranged below the main body; a navigation system is arranged in the main body; a heat-dissipating mechanism isarranged in the main body; two damping mechanisms are arranged in the fixed box; the heat-dissipating mechanism is positioned between the two damping mechanisms; each damping mechanism comprises a connecting rod, a first spring, a limiting block and a mounting hole; and the heat-dissipating mechanism comprises a water inlet tube, a fixed tube, a first one-way valve, two water outlet tubes and twosecond one-way valve. Through the adoption of the navigation device with the damping function for the private cars, the buffering and damping functions are realized through the damping mechanisms, andthe heat-dissipating function is realized through the heat-dissipating mechanism.