425results about How to "Play the role of shock absorber" patented technology

The invention provides a spirally driven walking robot in a pipe, which consists of a power-driven device, a walking guide device and a universal joint (8) connecting the power-driven device and the walking guide device; the power-driven device is formed by a motor (1) driving a circular rotor (5); the outer wall of the circular rotor (5) is respectively provided with three groups of symmetrically distributed wheel carriers (2); each group of wheel carrier (2) is provided with two wheels (3), and the rotating axes of the two wheels forms an acute elevation angle with the axes of the rotor (5); the walking guide device consists of three groups of symmetrically distributed guide wheel carriers (12) which are arranged on the outer wall of a cylinder or a cylindrical body (11); each group of guide wheel carrier (12) is provided with two wheels (10), and the rotating axes of the two wheels is vertical to the axes of the cylindrical body (11); and the wheel carriers (2) on the rotor (5) of the power-driven device and the guide wheel carriers (12) on the cylinder or the cylindrical body (11) of the walking guide device are all floating bodies, and certain radial dilation generated by a spring (9) is used to make all wheels on the wheel carriers (2) and the guide wheel carriers (12) always attach to the inner wall of the pipe. The motor drives the walking robot in the pipe to advance or retreat along the axes direction of the pipe.

The invention discloses a medical medicinal material grinding device with noise reduction function, which comprises a base, a piston cylinder, a piston ball, a shear thickening liquid, a grinding box, a driving motor, a runner, a feeding device, a grinding motor, a grinding wheel and Material receiving device, the inside of the piston cylinder is filled with shear thickening liquid; several groups of elastic steel plates are fixedly installed on the left and right sides of the support seat. The upper end of the elastic steel plate is rotated by a bearing to install a pulley, and the pulley is slidably installed inside the slide rail; A feeding device is connected to the lower side of the feeding port. According to the change of the descending speed of the piston ball, the shear thickening fluid can produce different resistances to improve the shock absorption effect of the device when it is working. The two sides move to press the elastic steel plate downward to play the role of shock absorption and buffering. Through the joint action of the above two kinds of shock absorption and buffering, the noise generated during the grinding process can be effectively reduced.

The invention provides a preparation method of a smart impact-resisting material. The preparation method comprises the steps of taking a silicone rubber foam material as a base body and adding a foaming agent, and taking energy-absorption gel as a filler, so as to prepare a damping shielding material with high buffer performance. When the energy-absorption gel is impacted, the energy-absorption gel changes into a hard state from a soft state automatically, the energy is absorbed during the process, so as to effectively realize a protective effect, the silicone rubber foam material is used as the structural base body, when being impacted, foam holes deform to absorb a part of impacting energy, and the base body and the filler act at the same time to play a role in damping and buffering.

The invention relates to an automatic spraying equipment for round hot-rolled seamless steel pipes, which includes a bottom plate, a lifting adjustment device is installed on the bottom plate, an internal fixing device is installed in the middle of the upper end of the lifting adjustment device, and a spraying device is arranged outside the lifting adjustment device. The invention can solve the problem that the round steel pipe needs to be manually fixed during the spraying process of the round steel pipe, and the deformed position of the steel pipe needs to be sprayed manually, and the fixing of steel pipes of different specifications requires manual adjustment of the clamp position, and the operation is complicated. According to the round steel pipe spraying The location needs to be sprayed manually with the help of spraying tools, which takes a long time. The irritating gas in the spraying process affects the health of the staff. The manual fixing of steel pipes has problems such as poor stability, high labor intensity and low work efficiency. The function of automatic spraying of rolled seamless steel pipes.

The invention discloses a robot walking outside a pipeline, which consists of a power driving device, a walking guide device and an elastic element assembly (11) connected with the walking guide device. The power driving device is a rotary body consisting of a cylindrical body (1) and a cylindrical driving main body (4) through a rolling bearing (3), the inner wall of the cylindrical body (1) is fixedly provided with more than one motor (2), and a motor shaft is parallel to the axis of the cylindrical body (1) and is provided with a gear (6); one end of the inner wall of the cylindrical driving main body (4) is fixedly provided with an annular gear (5) which is engaged with the gear (6), the inner wall of the cylindrical driving main body (4) is provided with a group of driving wheels (8), and the rotating axes of the driving wheels (8) and the cylindrical driving main body (4) form an acute angle; and the inner wall of a cylindrical guide main body (12) of the walking guide device is provided with at least more than two groups of guide wheels (14), and the rotating axes of the guide wheels (14) are mutually vertical to the axis of the cylindrical guide main body (12). Both a mounting frame (7) and a guide wheel carrier (13) are floating bodies, and an elastic element (15) is used for producing a certain radial expansion amount so that the driving wheels (8) and the guide wheels (14) are attached to the outer wall of the pipeline (10) all the time. After the driving of the motor, the motor can advance or retract along the axis direction of the pipeline, and can be used for operations such as outer pipe quality detection, maintenance, repair and the like of various pipelines and stayed bridge cables.

The invention provides an injection mold with an efficient heat dissipation function, and relates to the field of molds. The mold comprises an upper mold plate, a fixing base and a lower mold plate, and is characterized in that side rods are fixed on two sides of the top of the fixing base, an upper positioning plate and a lower positioning plate are arranged between the two side rods, and the upper positioning plate is positioned right above the lower positioning plate. According to the mold, a refrigerating sheet is arranged in the upper mold plate, a circulating water pipe is paved below the refrigerating sheet, and cold water is injected into the circulating water pipe through a water inlet pipe so that the refrigerating sheet can refrigerate water in the water pipe, generated cold aircan be used for cooling the mold between the upper mold plate and a lower mold groove, and the mold is cooled from the inside of the mold; meanwhile, a fan is arranged, and cold air generated throughthe fan can be blown to the mold groove through an air outlet, so that the mold in the mold groove is externally cooled; and through such arrangement, the rapid cooling of the mold can be accelerated, the heat dissipation performance is good, the working time is saved, and the working efficiency is improved.

The invention discloses a vehicle parking device convenient to park, which comprises two main beams, a first stabilizing frame and a second stabilizing frame, wherein the first stabilizing frame is arranged between the upper parts of the main beams, and the second stabilizing frame is arranged between the bottoms of the main beams; two sides of the middle part of the first stabilizing frame are respectively connected with a limiting rod; the middle part of the limiting rod is provided with a hydraulic telescopic rod; a plurality of transverse plates are respectively connected between the firststabilizing frame and the inner part of a buffer plate along the width direction; two sides inside the first stabilizing frame and the buffer plate are respectively provided with a plurality of clamping grooves; one end of a connecting plate close to the main beams is connected with a bottom plate; two sides of one end of the bottom plate and the connecting plate are respectively provided with asecond hydraulic column, and the top of the bottom plate is horizontally connected with a top plate; vehicle owner can automatically check own vehicle. The vehicle parking device convenient to park has the advantages that the inspection is simple, the inspection in a maintenance shop is not needed, the cost is saved, the transverse plates can be quickly replaced after being damaged, and the use cost of the transverse plates is saved.

The invention discloses a stem cell transportation box. A main box body is included and internally provided with a liquid nitrogen cavity. An inner box body is arranged in the liquid nitrogen cavity.The outer end of the inner box body and the inner wall of the liquid nitrogen cavity are elastically connected through damping springs, and the four sets of damping springs are arranged and achieve the damping function. Stand bars symmetrically arranged left and right are fixedly arranged at the bottom end of the main box body. A liquid nitrogen box plate is arranged at the bottom end of the mainbox body and tightened to the bottom end of the main box body through screws in a threaded manner. A liquid nitrogen box located in the liquid nitrogen cavity is fixedly arranged at the top end of theliquid nitrogen box plate and can volatilize liquid nitrogen, and heat preservation is achieved for the inner box body. A stem cell transportation box opening mechanism is provided with passwords, itcan be guaranteed that the transportation box cannot be opened at will, and a storage and taking mechanism facilitates storage and taking of stem cell test tubes. The device is good in damping and buffering function, a transmission structure of the device is simple, and faults are not likely to happen.

The invention relates to the technical field of photovoltaic microgrid, and discloses a switchgear for photovoltaic microgrid with heat dissipation function, including a cabinet body and a base, the top of the cabinet body is fixedly connected with a top plate, and the top of the cabinet body is connected with a A through pipe, the top of the through pipe runs through and extends to the top of the top plate, the top of the through pipe is fixedly communicated with an exhaust device located on the top of the top plate, the exhaust device includes a fixed plate, and the outer side of the fixed plate is fixed Blades are connected, and bearings are fixedly connected to the bottom of the blades. The photovoltaic microgrid switchgear with heat dissipation function, through the setting of the exhaust device, uses the natural wind speed of nature to drive the turbine to rotate, and uses the centrifugal force and negative pressure effect to convect the air inside and outside the cabinet, which can quickly discharge the hot air inside the cabinet. The effect of heat dissipation is achieved, and the exhaust device does not need electricity, has no noise, and can run for a long time, thereby achieving the effect of energy saving and environmental protection.

The invention discloses an intelligent low-voltage integrated distribution box, include an outer case, An upper surface of that out box body is provided with a protective device, The left side surfaceand the right side surface of the outer box body are provided with evenly distributed ventilation holes, the side surface of the outer box body corresponding to the ventilation holes is provided withan arc plate, the lower surface of the outer box body is provided with a dust removing device, the inner upper end surface and the lower end surface of the outer box body are provided with a third shock absorber, and the third shock absorber is fixedly connected with the inner box body at one end away from the outer box body. The intelligent low-voltage integrated distribution box, the position of the mounting plate can be adjusted and fixed, easy to adjust the position of the electric device, The utility model can effectively improve the space utilization rate of the inner box body, can alsoprotect the outer box body through the protective device, and can improve the shock absorption effect of the inner box body through the third shock absorber, and can improve the dust removal and heatdissipation effect of the whole distribution box through the dust removal device, thereby prolonging the service life of the distribution box and being convenient to use.

The invention discloses a field operation specimen transportation box which comprises a box body and a box cover. An ice box fixing device comprises a vertical rod vertically and slidably arranged in an upper foam plate, a transverse rod transversely and slidably arranged in a lower foam plate, a gear and a rack engaged with the gear. The gear is fixedly provided with a connection rod, the end, away from the gear, of the connection rod is provided with a strip-shaped hole, a sliding block of the vertical rod is movably arranged in the strip-shaped hole of the connection rod, the end, close to the vertical rod, of the transverse rod is fixedly connected with the rack, and the middle of the vertical rod is provided with a limiting ring; and a spring is arranged between the limiting ring and the upper foam plate, the spring sleeves the vertical rod, the middle of the transverse rod is fixedly connected with an inserting rod, and the bottom of an ice box is provided with an inserting slot matched with the inserting rod. The field operation specimen transportation box is more suitable for being used for field investigation; when the box cover is closed, the ice box is fastened, and when the box cover is opened, the ice box is released; and the ice box is convenient to replace, and safety of the ice box in the transportation process is also guaranteed.

The invention discloses a diesel engine with a base provided with a shock absorber and an installation method of the diesel engine. The diesel engine comprises an installation seat. Shock absorption pillars are symmetrically arranged at the bottom of the installation seat. A shock absorption groove is formed in the top of the installation seat. A base is arranged in the shock absorption groove. First movable shafts are symmetrically arranged on the base, and supporting rods are movably connected to the first movable shafts. The ends, away from the first movable shafts, of the supporting rods are arranged on second movable shafts in a sleeving manner, and the second movable shafts are fixed to sliding blocks. The sliding blocks are arranged on the outer sides of sliding rods in a sleeving manner. One ends of the sliding rods are fixedly connected with the inner wall of the shock absorption groove, and the other ends of the sliding rods are fixedly connected with baffles. The baffles arefixed to the bottom of the shock absorption groove. First shock absorption springs are arranged at the positions, located between the baffles and the inner walls of the shock absorption grooves in asleeving manner, on the outer sides of the sliding rods. A shock absorption mechanism is arranged between the bottom of the base and the bottom of the shock absorption groove. A shock absorber cushionplate is arranged on the top of the base, and a shock absorber base is arranged on the top of the shock absorber cushion plate. The diesel engine has the beneficial effects that the shock absorptioneffect is obvious, meanwhile, the labor strength of installation is also lowered, the installation period is shortened, and the production efficiency is improved.

The invention discloses a fixture for new energy automobile parts, and relates to the field of automotive technology. The fixture comprises a first U-shaped frame, wherein a motor box is fixedly connected to one side of the first U-shaped frame, and a motor is fixedly connected to the top of an inner cavity of the motor box; an output shaft of the motor is fixedly connected to a bidirectional leadscrew through a coupling, and the end, away from the motor, of the bidirectional lead screw sequentially penetrates through the motor box and the first U-shaped frame and extends to the inner wall ofthe first U-shaped frame; and the end, extending to the inner wall of the first U-shaped frame, of the bidirectional lead screw is rotatably connected to one side of the inner wall of the first U-shaped frame by a bearing. According to the fixture of the new energy automobile parts, the automobile parts are clamped tightly to avoid the automobile parts to be damaged, the safety of the automobiledriving is increased, users are prevented from accidents, the maintenance rate of an automobile is reduced, and the users can use more conveniently; and a shock absorber plays roles of shock absorbingand buffering on the automobile parts, and a anti-skid plate prevents the automobile parts from slipping off to enable the automobile parts more stable when operating.

The invention relates to the field of transfer equipment, in particular to a fragile plate fixable transfer device and an operation method thereof. The fragile plate fixable transfer device comprisesa base. A boss arranged in the length direction is fixed to the middle portion of the upper surface of the base in the width direction. The two side faces, parallel to the length direction of the base, of the boss are symmetrically and slidably connected with clamping groove seat. The two ends of the length direction of the boss are symmetrically provided with inward sunken U-shaped grooves. Lifting tubes are rotatably connected to the interiors of the U-shaped grooves of the two ends of the boss through fixed shafts. The upper end of each lifting tube is connected with an upper pressure headthrough an adjusting mechanism. The two ends of each clamping groove seat are connected with the corresponding lifting tube through linkage mechanisms. Screw rods I are rotatably connected to the positions, under the corresponding clamping groove seats, of the interior of the base through fixed shafts. The screw rods I are connected with the bottoms of the corresponding clamping groove seats through vibration reduction mechanisms. A transmission case is fixed to the base. The fragile plate fixable transfer device improves the stability and safety of fragile plates in the transfer process. Moreover, springs and coil springs achieve the damping and buffering effects. Thus, the fragile plate fixable transfer device protects the safety of the fragile plates better.

The invention provides a preparation method of a high temperature-resistant intelligent energy absorbing material. A damping and protecting material with a high buffering performance is prepared with energy absorbing gel as a filler and a silicone rubber foamed material as a base body. The energy absorbing gel spontaneously becomes hard from soft when being impacted, and absorbs energy in the becoming process in order to realize an effective protection effect, and the silicone rubber foamed material used as the structure base body also can absorb parts of impact energy through cell deformation when being acted, so the base body and the filler are simultaneously used to realize damping and buffering effects.

The invention relates to the field of bridge construction, in particular to a bridge guardrail telescopic device. The bridge guardrail telescopic device comprises two guardrail plate assemblies, a damping frame assembly and a linkage rack assembly. Each guardrail plate assembly comprises a guardrail plate body, a driving anti-falling plate, multiple rebars and multiple positioning plates. The driving anti-falling plates are connected to the upper ends of the guardrail plate bodies in a sliding fit mode. The rebars are evenly welded to the outer ends of the guardrail plate bodies, and the positioning plates are welded to the outer ends of the rebars respectively. The two ends of the damping frame assembly are connected to the two guardrail plate bodies on the inner sides of the two guardrail plate assemblies respectively. When a bridge deforms or vibrates, the damping plate assembly in the device can achieve the effects of damping and buffering; when a gap exists in the bridge, the damping frame assembly can drive the driving anti-falling plates in the guardrail plate assemblies to slide inwards through the linkage rack assembly, thus, the gap generated by the bridge is blocked, andvehicles or pedestrians running on the bridge are prevented from falling off the bridge.

The invention discloses an earth surface rock breaking multi-position rotary drill machine for oil exploitation. The earth surface rock breaking multi-position rotary drill machine includes a fixed plate, a movable groove, a first fixing strip and an embedding groove. A supporting rod is fixedly welded to the outer wall of the fixed plate, a sliding block is mounted on the inner wall of a slidinggroove, a driving motor is mounted at the tail end of a movable rod, the output end of the driving motor is in flange connection with a rotating shaft, the first fixing strip is fixedly welded to thetail end of the fixed plate, a first mounting strip is mounted below the first fixing strip, the lower end of the first mounting strip is in screw connection with an anti-collision strip, the inner wall of the anti-collision strip is provided with a damping pad, and the embedding groove is disposed on the edge of the inner wall of the first mounting strip. The supporting rod in the earth surface rock breaking multi-position rotary drill machine for oil exploitation has a stabilizing and balancing function, the effect of fixedly supporting the whole machine can be achieved, and because a hydraulic pump and the driving motor generate a certain amplitude during the working process, a damping rod can have effects of damping on the amplitude.

The invention discloses a novel unpowered environment-friendly energy-saving vibrating screen which comprises a box. A first sieve plate and a second sieve plate are connected to the interior of the box from left to right in sequence through a sliding groove in a sliding mode. The two ends of the first sieve plate and the second sieve plate are each fixedly provided with a connecting rod. One side of each connecting rod is connected with an inner cam through a sliding wheel in a sliding mode, wherein the sliding wheel is rotationally connected with one side of the connecting rod. The invention relates to the technical field of mechanical devices. According to the novel unpowered environment-friendly energy-saving vibrating screen, the inner cams are driven by a motor to rotate, by means of elliptic grooves inside the inner cams, the sliding wheels drive the connecting rods to reciprocate up and down, the first sieve plate and the second sieve plate are driven indirectly to reciprocate up and down, and therefore vibration is formed; a filter net with the large mesh size is fixedly installed inside the first sieve plate, and a filter net with the small mesh size is fixedly installed inside the second sieve plate, so that materials are subjected to classified screening, and the practicability and the screening efficiency of the vibration screen are improved.

The invention relates to a ship additional device capable of resisting shock, preventing overturning and converting wave energy. The ship additional device comprises wing tanks arranged on two sides of a ship body, wherein outer plates fixed on the ship body are arranged on the wing tanks; the outer plates and ship walls form a space structure of which the top end is closed and the bottom end is opened; the upper part of the space structure is divided into a plurality of sealed air cabin chambers by the space structure through baffles, and the lower part of the space structure is divided into corresponding unit cabin chambers through vertical baffles or slant baffles the unit cabin chambers are positioned under the corresponding air cabin chambers, the bottoms of the unit cabin chambers are opened, and the upper parts of the unit cabin chambers communicate with the corresponding air cabin chambers through an one-way air inlet valve; besides, the unit cabin chambers communicate with outer spaces over a water surface through air ducts; the air cabin chambers are positioned over a load water line of the ship body; the air outlet ends of the air cabin chambers are connected with air accumulation equipment or air exhaust equipment on the ship through air transmission pipelines; the air outlet ends of the air cabin chambers are separately controlled by separate gas valves.