19results about How to "Avoid contact collision" patented technology

The utility model belongs to the technical field of medical models, and discloses an abdominal puncture scoring training model capable of being locally detached and replaced, which comprises a trunk model provided with a round hole, and the round hole is a blind hole; the sliding shaft block is clamped in the round hole in a sliding mode, one end of the sliding shaft block is connected with a driving piece used for driving the sliding shaft block to move along the round hole, the driving piece is arranged at the bottom of the round hole, and a puncture groove coaxially placed is formed in the end, away from the driving piece, of the sliding shaft block; the simulated leather is detachably connected to the end, away from the bottom of the round hole, of the sliding shaft block, and the simulated leather covers the puncture groove; the purpose of independently replacing the simulated leather on the sliding shaft block can be achieved, the problems that the puncture hand feeling is poor and puncture training is not in place due to the fact that the structure of the simulated leather is damaged are solved by replacing the simulated leather in time, meanwhile, the training model does not need to be overall replaced, and the maintenance and replacement cost is reduced.

The invention belongs to the technical field of semiconductor manufacturing, and discloses a wafer conversion device for semiconductor processing, which comprises a mounting seat, the middle part of the mounting seat is fixedly sleeved with a connecting sleeve, the circumference of the bottom surface of the mounting seat is equidistantly provided with a plurality of guide grooves, the middle parts of the plurality of guide grooves are slidably sleeved with a clamping mechanism, and the clamping mechanism comprises a sliding seat. A middle block is fixedly mounted on the side, away from the mounting base, of the bottom face of the sliding base. Nitrogen with required temperature and humidity is sprayed to the bottom surface of a wafer through a guide pipe and an air injection block, and is sprayed to the upper surface of the wafer through a through groove and a fixing plug, so that nitrogen protection layers with required temperature and humidity are formed on the upper surface and the lower surface of the wafer, and adverse effects of external changing air, humidity and temperature on the wafer are isolated; the problem that in the wafer conversion process, a clamping device is additionally arranged, dust in the environment and changing temperature and humidity cause wafer deformation and damage is solved.

The utility model discloses a natural water quality detection device which comprises a box body, a box door is hinged to the front face of the box body, supporting legs are fixedly installed at the bottom of the box body, detection equipment is rotationally connected to the top face in the box body, detection test tubes are arranged in the box body, and a processing assembly is arranged above the supporting legs. The processing assembly comprises a detection assembly arranged above supporting legs, when natural water quality needs to be detected, a plurality of detection test tubes for sampling are clamped on the top surface of a placement disc, samples in the detection test tubes need to be mixed with a detection reagent at the moment, a motor is started, a reciprocating lead screw fixedly installed at the output end of the motor rotates along with the motor, and the detection assembly is driven to rotate. When the inclined surface of an inclined block fixedly installed on the side wall of the moving disc makes contact with and extrudes the inclined surface of an inclined strip, the inclined strip slides towards the interior of a vertical groove and extrudes a spring, at the moment, the moving disc is not limited, and when a reciprocating lead screw rotates, the moving disc can be driven to rotate along with the moving disc.

The utility model relates to the technical field of coal bunker level gauges, and provides a coal mine reciprocating touch type explosive-proof and intrinsic safety type coal bunker level gauge which comprises a body, a display screen is fixedly installed on the front side of the body, a driving block is fixedly installed on the front side of an inner cavity of the body, and an installation plate is fixedly installed on the front side of the inner cavity of the body. A round rod is movably mounted in the middle of the mounting plate, and a bobbin is detachably mounted on the outer surface of the round rod; according to the reciprocating touch type explosive-proof and intrinsic safety type coal bunker level indicator for the coal mine, through matched use of a vertical rod structure and a rubber ring structure, in the working process, when a steel wire rope moves upwards to pass through different rubber rings, coal powder attached to the surface of the steel wire rope is scraped off through the inverted buckling design of inner cavities in the bottoms of the rubber rings, and the coal bunker level indicator is used for indicating the coal mine level. Meanwhile, the partition plate is connected with the inner rod and the outer rod through the spring damper and matched with rubber pads on the upper side and the lower side of the partition plate, the detection block is prevented from directly colliding and making contact with the bottom of the body, and the effects of effectively scraping coal powder attached to the surface of the steel wire rope and protecting the whole device are achieved.

The utility model discloses an anti-collision truck charging pile, which relates to the technical field of charging piles, and adopts the technical scheme that the anti-collision truck charging pile comprises a charging pile body, a charging pile base is fixedly arranged at the bottom of the charging pile body, two through grooves are formed in the charging pile base, limiting grooves are formed in the tops of the two through grooves, and charging anti-collision mechanisms are arranged in the two through grooves; the anti-collision type truck charging pile has the beneficial effects that the sliding block moves to drive the straight plate to be disengaged from the sliding column, at the moment, the second contracted spring pushes the movable block to move through elastic force, the movable block moves to enable one end of the movable rod to press a buzzer button, the buzzer is started, the buzzer makes buzzing sound, and then the straight plate and the sliding column are driven to move. And the purpose of reminding the driver is achieved, collision contact between the truck and the charging pile body is prevented through the anti-collision columns, collision between the truck and the charging pile body is prevented, and collision damage to the charging pile body is prevented.

The utility model discloses a gas cylinder carrying and reinforcing device which comprises guide rail structures installed on the two sides of the interior of a car hopper, at least two reinforcing units are arranged between the guide rail structures in a sliding mode, and carried gas cylinders can be clamped between every two adjacent reinforcing units. The device has the technical characteristics that the gas cylinders can be clamped and fixed, and the device can be flexibly adjusted according to the number of the gas cylinders.

The utility model relates to the technical field of glass bottle forming, in particular to an improved glass bottle forming device. According to the technical scheme, the device comprises a base, a bottom die is fixedly installed in the middle of the upper surface of the base, side plates are symmetrically and fixedly installed on the two sides of the upper surface of the base, hydraulic cylinders are fixedly installed on the outer sides of the two side plates, and the output ends of the two hydraulic cylinders are fixedly connected with movable plates; the inner sides of the two moving plates are fixedly provided with section molds, the positions, close to the two ends, of the outer sides of the two moving plates are fixedly provided with sliding sleeves, two sliding rods are fixedly connected between the inner sides of the two side plates, the sliding sleeves are slidably connected to the outer surfaces of the sliding rods in a sleeving mode, and the middle positions of the outer surfaces of the two sliding rods are fixedly connected with sleeves in a sleeving mode. According to the glass bottle forming mold, contact impact of the mold can be avoided in the mold closing process of the glass bottle forming mold, so that the mold is prevented from being damaged, and meanwhile, the mold after mold closing is positioned.

This invention discloses a raw cotton impurity separation device, relating to the field of raw cotton impurity separation technology. The device includes a body, with a material cylinder fixed to its upper end. An inlet pipe is fixed to the upper end of one side of the material cylinder, and a chip removal pipe is fixed to the lower end of one side of the material cylinder. Several cotton inlets are opened through the lower end of the material cylinder, and these inlets are evenly distributed in an array. The interior of the material cylinder is interconnected through these cotton inlets. In the material-pulling structure of this invention, each pulling component corresponds to a cotton inlet. When the pulling spikes in the pulling component enter the material cylinder through the cotton inlets, the bevel gear at the end of the pulling spike engages with the bevel ring of the fixed unit, thereby converting the rotational motion of the pulling roller into the rotational motion of the pulling spikes. The friction and pulling force generated by the rotation pull the raw cotton out of the mixture. Due to the rotational motion of the pulling spikes, impurities are less likely to adhere to the pulling spikes or be pulled out along with the raw cotton, thus improving the impurity separation efficiency.

The invention relates to a control method for a purging mechanism, the purging mechanism and a blowing cleaning device. The control method comprises the steps that the size of a compartment, the thickness of coal attached to the surface, the size of the purging mechanism and the moving range are obtained; according to the size of one surface of the carriage, the blowing range of the blowing mechanism and the movement range of the blowing mechanism, a preset movement track of the blowing mechanism is generated; generating a corner motion track of the purging mechanism on the surface; generating a target motion trail according to the predetermined motion trail of each surface and the corner motion trail of each surface; and controlling the mechanical arm to drive the purging mechanism to move according to the target movement track. The blowing mechanism is driven by the mechanical arm to move according to the target motion trail, the blowing mechanism does not need to be held by hands, time and labor are saved, the service life of the blowing mechanism is prolonged, and the blowing efficiency of the blowing mechanism is improved.

This invention belongs to the technical field of automotive sub-instrument panel assembly processing, specifically relating to a rapid changeover processing device for automotive sub-instrument panel assemblies. The device includes a laser welding apparatus and a rapid changeover fixture. The rapid changeover fixture comprises a fixture base, a mounting block, a threaded plate, and a screw. The mounting block is slidably connected to the upper part of the fixture base. The threaded plate is fixedly installed below the fixture base and has threaded holes on its surface. The screw is threaded into the threaded holes and has two limiting blocks at its upper end. A mounting cavity is slidably connected inside the mounting block, with the two limiting blocks located on the upper and lower sides of the mounting cavity, respectively. This device solves the problem that current processing of automotive sub-instrument panel assemblies requires multiple processing devices for multiple models, significantly increasing costs. Furthermore, the processing devices used cannot achieve rapid changeover, leading to reduced production efficiency and negatively impacting the assembly's production quality.

The present invention relates to a soldering mechanism, and more specifically, to a soldering mechanism for processing LCD liquid crystal display screens. The mechanism comprises an air supply component, a pair of toggle components and a pair of guide cavity plates. The present invention sets a guide cavity plate to cooperate with the toggle component to deflect back and forth up and down, and during the soldering process, the guide cavity plates on both sides deflect away from the guide cavity plate and do not participate in the smoke extraction work, thereby reserving solidification time for the solder area, preventing continuous suction from damaging the shape of the solder area and affecting the soldering effect. At the same time, after the soldering work is completed, the solder rack cooperates with the toggle component to drive the two guide cavity plates to reset, and through the negative pressure provided by the air supply component, the smoke around the solder area is extracted from far to near, thereby increasing the smoke extraction range and avoiding the smoke escape phenomenon.

The utility model provides a novel passenger car vulcanized steel plate spring assembly which comprises a plurality of plate spring pieces and a fixing mechanism which are sequentially arranged in a laminated mode from top to bottom, abrasion-resistant rubber layers are vulcanized on the surfaces of the plate spring pieces, the fixing mechanism comprises a center bolt assembly and a clamp assembly, and the center bolt assembly comprises a center bolt and a fastening nut. Bolt through holes are formed in the multiple plate spring pieces, and the center bolt sequentially penetrates through the bolt through holes in the multiple plate spring pieces and then is connected with the fastening nut. The clamping hoop assembly comprises clamping hoop pieces arranged on the two sides of the multiple plate spring pieces, and wear-resisting rubber layers are vulcanized on the inner sides of the clamping hoop pieces. According to the novel passenger car vulcanized steel plate spring assembly, contact collision between the plate spring pieces and contact collision between the plate spring pieces and the clamp pieces in the vehicle running process can be avoided, so that noise and contact abrasion between the plate spring pieces and between the plate spring pieces and the clamp pieces are eliminated, the vehicle driving and riding comfort is effectively improved, the fatigue life of the steel plate springs is prolonged, and the service life of the steel plate springs is prolonged. The maintenance and use cost of the steel plate spring is reduced.

The present invention discloses a device for fixing a sand core of a dual-channel turbocharger flow channel, comprising a supporting body, an extrusion mechanism, a receiving mechanism and a locking piece; the extrusion mechanism and the receiving mechanism cooperate to fix the two flow channel sand states that are initially bonded, and the arrangement of the notches can generate a space to avoid the two flow channel sand cores, thereby avoiding the size of the sand core after core assembly being out of tolerance due to the interference of the clamps, and reducing the scrap rate; a plurality of baffles that can slide along the radial direction are mounted on the receiving plate, and can automatically unfold and wrap based on the size of the structure of the sand core core head against the receiving plate, and cooperate with the locking piece to lock the position of the baffle in the clamping state to avoid the side slip of the sand core core head, thereby improving the stability of the clamping; wherein the arrangement of the plurality of limit strips can staggeredly retract into or extend out of the blind hole under the action of the extrusion force, thereby forming a spatial structure wrapped in the structure of the sand core core head against the receiving plate, thereby further improving the stability and avoiding errors caused by side slip.

The utility model belongs to the field of geological exploration sampling, and particularly relates to a stabilizing mechanism for a geological exploration sampling device, which comprises an outer cylinder, a connecting rod is slidably connected to an inner cavity of the outer cylinder, a connecting plate is fixedly connected to one end of the connecting rod, and a supporting structure is arranged at the other end of the connecting rod; the extension plates and the transmission gear are integrally formed, the transmission gear and the extension plates are rotationally connected to the inner cavity of the support, when the extension plates are combined, a drill bit of the sampling device body in the inner cavity of the lifting cylinder can be protected, and the lifting cylinder can lift and slide along the inner cavity of the outer cylinder; as the tooth surface of the transmission gear abuts against one side of the transmission plate to form a meshing state, when the transmission cylinder descends, the transmission gear can be driven to drive the extension plate to synchronously rotate and unfold to form a supporting leg, and a bottom plate at the other end of the extension plate makes contact with the ground and can be fixedly connected with the ground by adopting a ground bolt to penetrate through an insertion hole. The effects of being portable and protecting the drill bit of the sampling device are achieved.

The invention provides an air conditioner with a PTC (Positive Temperature Coefficient) heater, which comprises the PTC heater, the PTC heater comprises a heating core body and a heat dissipation structure connected to the heating core body, and the heat dissipation structure is an integrally formed heat dissipation fin. The heat dissipation structure is formed by the integrally-formed heat dissipation fins, compared with a heat dissipation structure in which aluminum strips and fins are welded at a high temperature in the prior art, the heat dissipation structure has the advantages that a traditional high-temperature welding procedure of the aluminum strips and the corrugated aluminum sheets is omitted, chemical treatment does not need to be carried out on high-temperature oxide formed by high-temperature welding, and the heat dissipation efficiency is improved. On the premise that the phenomenon that the air conditioner blows white powder is effectively eradicated, the production process is simplified, the production cost is reduced, and pollution to the environment is eradicated.

The present application relates to concrete pouring forming equipment technical field, disclose a kind of pouring forming equipment and the forming method for concrete prefabricated part processing, including rack, portal, suspension roller shaft and pipe making mould, the rack and portal are arranged in parallel, and the distance between rack and portal is fixed;The pouring forming equipment, by setting control shaft sleeve, rotary drive mechanism and shaft rod translation mechanism, so that the height and inclination angle of suspension roller cannot be changed while having rotation and linear movement function, so that after lifting pipe making mould, can first let the suspension roller shaft that cannot shake greatly be extracted from pipe making mould inside, to avoid when moving out pipe making mould, suspension roller shaft and cement pipe inner wall contact collision, simultaneously, by setting shaft rod cleaning mechanism, under the cooperation of rotary drive mechanism, in the process that suspension roller shaft is away from portal, surface will be wiped by cleaning brush plate, to avoid that concrete is adhered on the surface of suspension roller shaft.

This utility model belongs to the field of medical product recycling technology, and particularly relates to a storage box for infectious disease nursing instruments. It includes a storage box shell with an internal telescopic cavity. Multiple storage components are fixedly connected to the bottom of the telescopic cavity. Each storage component includes a supporting base plate, and a telescopic assembly is fixedly connected to the upper surface of the supporting base plate. The telescopic assembly includes a fixed plate with a sliding groove on its upper surface. A rotating wheel is rotatably connected inside the sliding groove, and a supporting plate is fixedly connected to the upper end of the rotating wheel. A storage box is fixedly connected to the upper end of the supporting plate. This infectious disease nursing instrument storage box, by rotating the drive end, causes a transmission column to drive a gear to mesh with a gear block, moving two supporting plates in opposite directions and causing the storage box to extend outwards. This allows instruments to be placed inside the storage box, reducing the area for disinfection and effectively preventing contact with the storage box.