160results about How to "Easy squeeze" patented technology

The invention relates to the technical field of sludge separation, and discloses a sewage and sludge separation device which comprises a main body, the top of the main body is in bolted connection with a top cover, the outer surface of the main body is fixedly connected with a water outlet pipe, a discharge port is formed in the outer wall of the main body, a discharge door is hinged to the interior of the discharge port, and a spring rod is rotationally connected to the side, close to the main body, of the discharge door. The ends, away from the discharging door, of the spring rods are rotationally connected with blocking doors. At the moment, sludge becomes a sludge cake after being extruded, residual water in the sludge can be discharged outwards through filtering holes in an inner sleeve, when sludge and water are separated through centrifugal force generated by extrusion of a lower top plate and rotation of a conical barrel, a double filtering system is formed, and the speed of water passing through a filtering net and a filtering plate is increased; and compared with a traditional gravity precipitation separation mode, the separation time is greatly shortened, so that the separation efficiency of sewage and sludge is integrally improved.

The invention relates to the field of gate supporting, in particular to a gate supporting structure for hydraulic engineering and a method thereof.The gate supporting structure comprises a base, a plurality of gate bodies distributed at equal intervals are hinged to the interior of the base, a plurality of driving mechanisms used for driving the gate bodies to turn over are installed in the base, and the driving mechanisms correspond to the gate bodies one to one; a plurality of mounting plates are mounted in the base, a supporting mechanism is mounted on the upper surface of each mounting plate, the supporting mechanisms correspond to gate bodies one to one, and through cooperation between the driving mechanism and the supporting mechanisms, the gate bodies can be preliminarily supported through hydraulic rods; and the rotating shaft can be prevented from rotating by limiting the toothed plate, so that the gate body is further supported, the gate body can still be effectively supported in the supporting process of the gate body when the hydraulic rod breaks down, the stability of the gate body is greatly improved, and flood discharge is avoided.

The embodiment of the utility model provides a shell, a battery monomer, a battery and a power utilization device, and belongs to the technical field of batteries. The shell comprises a first side wall and a second side wall which are connected, a containing cavity is defined by the first side wall and the second side wall, the area of the first side wall is smaller than that of the second side wall, and the first side wall is provided with a weakening structure. The weakening structure is arranged on the first side wall, and the weakening structure is easier to deform relative to other parts of the first side wall, so that the overall pulling deformation quantity of the first side wall is increased, the expansion space around the battery cell is increased after the battery cell circularly expands, and the pulling limitation of the edge of the second side wall by the first side wall is weakened; the deformation amount of the second side wall is increased, the pressure borne by the peripheral edge of the battery cell is reduced, and the tendency that the pressure in the battery cell is not uniformly distributed is relieved.

The invention relates to the technical field of automatic treatment of welding seams, and discloses automatic treatment equipment for welding seams on the inner and outer walls of an anti-corrosion storage tank, which comprises an equipment shell, an operation handle is fixedly connected right above the equipment shell, a driving motor is fixedly connected to the side wall of the equipment shell, and an output rotating shaft is fixedly connected to the output end of the driving motor. A fixing plate is arranged under the equipment shell. When the device is used, the positioning sliding rails on the fixing plate are firstly placed in the anti-corrosion tank, the positioning sliding rails are adjusted so that a welded welding seam can be located between the two positioning sliding rails, the clamping plates can ascend by rotating the lead screw, the clamping plates can be tightly attached to the outer wall of the anti-corrosion tank, and in this way, the positioning sliding rails can be fixed to the inner wall of the anti-corrosion tank conveniently; at the moment, the device is placed in the anti-corrosion tank, a first sliding block under an extrusion rod in an equipment shell is placed on two positioning sliding rails so that the first sliding block can stably slide above the positioning sliding rails, and therefore a grinding part of the device can conveniently and accurately grind a welding seam.

The utility model provides a green compact forming table for a new energy automobile transmission gear. The green compact forming table comprises a mounting plate, a lower die assembly is installed on the top face of the installation plate, an upper die assembly is installed on the top face of the installation plate and located above the lower die assembly, a material receiving assembly is installed on the top face of the installation plate and located on one side of the lower die assembly, and a material storage assembly is installed on the top face of the installation plate and located above the material receiving assembly. The lower mold assembly comprises a lower mold table, the top face of the mounting plate is fixedly connected with the lower mold table, a mold groove is formed in the middle of the top face of the lower mold table, a gear ring is installed in the mold groove, the bottom face of the lower mold table is fixedly connected with a U-shaped frame, and the middle of the top face of the U-shaped frame is fixedly connected with a column body. Through mutual cooperation of the lower die assembly, the material receiving assembly, the material storage assembly, the dust receiving assembly, the filter plate, the guide rod and the dust collection assembly, punch forming of the gear is achieved, and redundant powder is recycled.

The knurling mechanism of the paper bowl machine comprises a vertical hollow sleeve and an electric push rod, the electric push rod is installed on the inner wall of the vertical hollow sleeve, a conical block is installed at the output end of the electric push rod, transverse hollow sleeves are symmetrically installed on the outer wall of the vertical hollow sleeve, and the transverse hollow sleeves are symmetrically installed on the inner wall of the vertical hollow sleeve. The transverse hollow sleeves extend into the vertical hollow sleeves, moving shafts are arranged in the transverse hollow sleeves, moving blocks are installed at the ends, close to the conical blocks, of the moving shafts, the moving blocks are slidably connected with the conical blocks, and the surfaces of the moving shafts are sleeved with transverse springs; and knurling wheels are mounted at the ends, away from the moving blocks, of the moving shafts correspondingly. According to the paper bowl knurling device, the paper bowl can be conveniently and elastically pressed, the inner wall of the paper bowl can be conveniently and rotationally knurled, the knurling position of the paper bowl can be conveniently subjected to height adjustment and adaptation, the inner wall of the paper bowl can be elastically extruded and knurled, and the knurling effect is improved.

The utility model discloses a pastry leavening machine for wheaten food processing and making, and particularly relates to the technical field of wheaten food processing devices.The pastry leavening machine comprises a box body, a leavening assembly for leavening pastry is arranged in the middle of an inner cavity of the box body, and an adjusting mechanism is arranged on the right side of the leavening assembly; the front side of the box body is provided with a transmission assembly for transmitting the fermentation assembly, and the left side of the upper end of the box body is fixedly provided with a feeding port for conveniently feeding materials into the device. According to the pastry leavening machine for processing and making the cooked wheaten food, the dough pressing roller is matched with the conveying belt II and the conveying belt I, so that leavened dough can be extruded, air in the dough can be better extruded out through continuous extrusion, noise cannot be generated by adopting an extrusion mode, and the pastry leavening machine is very convenient to use. During extrusion, the distance between the sliding block and the dough pressing roller can be adjusted according to the size of the dough by controlling the adjusting mechanism, so that the dough can be kept in a certain shape during extrusion, and subsequent taking work is facilitated.

The utility model discloses a smashing device for carton recycling, which comprises a processing box, a collecting groove is arranged at the bottom end of the front side of the processing box, a collecting box is arranged in the processing box, the collecting box is taken out and placed in the processing box through the collecting groove, a smashing assembly is arranged in the processing box, and the smashing assembly is located above the collecting box. A feeding assembly is installed at the top end of the treatment box, an extrusion assembly is installed in the treatment box, the extrusion assembly comprises two pressing plates symmetrically arranged in the treatment box, push rods are symmetrically installed on the sides, away from each other, of the two pressing plates, and the ends of the push rods penetrate to the outer side of the treatment box; in the working process, after the arranged second motor is started, the two pressing plates are driven to move relatively, when the two pressing plates get close to each other, a carton is flattened, when the two pressing plates get away from each other, the flattened carton is discharged downwards and enters the position between the two smashing rollers, smashing of the carton is facilitated, and the recycling efficiency of the carton is improved.

The utility model relates to the technical field of farming machinery, in particular to multifunctional farming mechanical equipment which comprises a machine body, a plurality of groups of adjusting parts are arranged on the outer side of the machine body, a ditch adjusting plough is arranged at the bottom of each adjusting part, the mounting parts are located on the outer side of the ditch adjusting plough, butt joint grooves are formed in the mounting parts, butt joint parts are arranged in the butt joint grooves, and the butt joint parts are arranged on the outer side of the machine body. The mounting piece and the butt joint piece are used for disassembling and assembling the adjusting furrow plough; the movable groove is located in the butt joint piece, a movable piece is arranged in the movable groove, a transverse extrusion piece is arranged on the outer side of the movable groove, a side piece is arranged on the outer side of the transverse extrusion piece, a reset elastic piece is arranged on the outer side of the side piece, a clamping piece is arranged on the outer side of the transverse extrusion piece, and the clamping piece is used for fixing the installation piece and the butt joint piece; according to the multifunctional farming mechanical equipment provided by the utility model, the mounting piece is matched with the butt joint piece, so that the ditch adjusting plough can be conveniently separated from the adjusting piece, and meanwhile, the movable piece is matched with the transverse extrusion piece, so that the clamping piece can be clamped into the clamping groove.

This utility model provides a feeding device for a bright steel bar grinding machine. The feeding device includes a rectangular base and a conveying assembly. A rectangular cavity is formed inside the rectangular base, and a sliding groove is formed on the left side of the rectangular base, communicating with the rectangular cavity. A lifting assembly is installed between the sliding groove and the inner wall of the rectangular cavity. In this feeding device for bright steel bar grinding, when the threaded block drives the connecting plate upwards, the connecting plate, through a push plate, drives the steel bar near the rectangular opening upwards. After the steel bar leaves the conveying pipe, it automatically rolls to the left side of the rectangular base, closely adhering to the rectangular base until the steel bar moves to the top of the rectangular base, and finally rolls into the grinding groove. When continuing to pick up material, the threaded block drives the connecting plate downwards. When the push block contacts the steel bar, it squeezes the steel bar into the conveying pipe until the push block moves below the steel bar. The steel bar closest to the rectangular opening then automatically rolls to the baffle, facilitating the conveying of the next set of steel bars.

The utility model discloses a piston sealing ring machining device, it includes: the mounting piece, the outer wall of mounting piece is ring array and is opened with the sliding slot, and the side wall of mounting piece is opened with the installation hole that communicates with the sliding slot, a plurality of the sliding slot all are inlayed with the sliding block, a plurality of the inner wall of sliding block all are opened with the taper slot, the installation hole is adjustably installed with the internal hexagonal screw rod, the outer wall welding of internal hexagonal screw rod is fixed with the convex part for pushing a plurality of sliding blocks, sealing ring raw material, sealing ring raw material sliding sleeve joint is established on the mounting piece, a plurality of sliding blocks all are with the inner wall of sealing ring raw material and abut, when processing sealing ring raw material, the inner wall of sealing ring raw material is fixed to the outside of mounting piece in the sliding slot movement of sliding block, and it is convenient to hold and fix the processing of piston sealing ring, avoids the extrusion deformation situation of piston sealing ring raw material.

The utility model relates to the technical field of corrugated paper production equipment, and discloses a waste paper recovery device of a renewable corrugated paper board production line, which comprises a processing barrel, a motor I is fixedly arranged on the right side of the top end of the processing barrel, the output end of the motor I is fixedly connected with a driving gear, and the left side of the top end of the processing barrel is rotatably connected with a driven gear; a plurality of fixing rollers are fixedly connected to the inner wall of the processing barrel, a water tank is fixedly connected to the right side of the processing barrel, a water inlet pipe is fixedly connected to the top end of the water tank, and a water pump is fixedly installed on the left side of the processing barrel. According to the corrugated board leftover material conveying device, corrugated board leftover materials can be wetted by sprinkling water conveniently, then the wet corrugated board is scattered and stirred, the size of the corrugated board in the conveying process is reduced, the corrugated board can be conveyed after being processed conveniently, and occupied storage space in the conveying process is reduced.

The application relates to the technical field of connectors and discloses a preassembled connector which comprises a shell, a limiting strip for abutting against a terminal is arranged on the shell, a limiting shell is arranged on the shell, limiting holes for the terminal to pass through are arranged on the limiting shell, a second limiting groove is arranged on the limiting hole, a first limiting groove is arranged on the bottom wall of the second limiting groove, a fixing block is arranged on the limiting shell, and a first fixing groove and a second fixing groove are arranged on the shell; when the fixing block is located in the first fixing groove, the limiting strip abuts against the groove wall of the first limiting groove, and the limiting strip does not extrude the terminal; when the fixing block is located in the second fixing groove, the limiting strip abuts against the groove wall of the second limiting groove, and the limiting strip extrudes the terminal; the shell and the limiting shell of the application can be preassembled before transportation, so that the customer does not need to assemble the shell and the limiting shell, thereby facilitating the assembly of the customer.

The invention relates to lace transparent dyeing equipment and belongs to the technical field of lace transparent dyeing. The lace transparent dyeing equipment comprises a base and a supporting top plate arranged at the top of the base, a supporting column is fixedly connected between the supporting top plate and the base, and a treatment box is fixedly installed on the upper surface of the base; a continuous extrusion mechanism which extends into the treatment box and extrudes the laces is arranged at the top of the treatment box, and the continuous extrusion mechanism comprises a supporting frame which is fixedly connected to the exterior of the treatment box and extends to the top of the treatment box. According to the lace transparent dyeing equipment, a motor is arranged to drive a rotating wheel to rotate, then a hinge piece and a hinge rod are arranged, a rotating plate can drive the hinge rod to rotate, meanwhile, the hinge rod drives an extrusion plate to ascend and descend, and meanwhile in the continuous rotating process of the rotating wheel, the extrusion plate can ascend and descend continuously; and a placing table and a filtering plate are arranged, so that the excessive dye is collected through a collecting box while the lace is extruded conveniently.

The solid-liquid separation device comprises a box body, the top of the box body is fixedly connected with a first filter screen, a liquid outlet is formed in one side of the box body, a second filter screen is clamped in the liquid outlet, the outer wall of one side of the box body is fixedly connected with a conveying motor, and the output end of the conveying motor is fixedly connected with a spiral conveyor. The spiral conveyor is arranged in the box body, a collecting barrel is fixedly connected to the outer wall of one side of the box body, a feeding port is formed in the contact face of the collecting barrel and the box body, and a threaded sleeve is fixedly connected to one side of the collecting barrel in an inserted mode. The spiral conveyor is driven by the conveying motor to rotate, so that fixed garbage enters from the feeding port and is extruded by the extrusion plate, leachate in the garbage is extruded out, then the extruded solid garbage crosses the top of the extrusion plate and falls on the left side of the collecting barrel, and then the garbage is collected by the collecting barrel. Solid garbage is discharged from the bottom end of the collecting barrel, manual operation is not needed, and time and labor are saved.

The invention provides a pole piece of a lithium ion battery and a preparation method of the pole piece, the pole piece of the lithium ion battery comprises a current collector and an active material coated on the current collector, and by arranging the active material and an adhesive, the active material can be conveniently and rapidly fixed when being extruded and arranged on the current collector along an angle; the assembly state of the active material on the current collector is stabilized, the active material is placed in the slit die cavity to be extruded, the active material moves and deforms towards the single side direction, so that the structure becomes long and narrow, and the end part of the long and narrow active material is connected with the current collector to be rolled, so that the tortuosity of the lithium ion battery pole piece is reduced, and the service life of the lithium ion battery pole piece is prolonged. And the migration rate of lithium ions in the pole piece and the embedding rate of the lithium ions in the active material are accelerated, meanwhile, the problem that the pole piece is expanded and increased due to lithium ion embedding in the thickness direction of the pole piece is solved, and the probability of deformation of the lithium ion battery is reduced.

The invention relates to air magnetizing equipment capable of regulating and controlling the magnetic field intensity and a using method, the air magnetizing equipment comprises a box body, an air heater and an air magnetizing device, the air heater is communicated with the interior of the box body through the air magnetizing device, and the air magnetizing device comprises two tile-shaped electromagnets arranged on the outer side wall of an air outlet pipe of the air heater in a sleeving mode; the two tile-shaped electromagnets are fixedly installed on an air outlet pipe of the air heater in a bilateral symmetry mode, a shielding shell is fixedly connected to the outer side wall of the air outlet pipe of the air heater, the tile-shaped electromagnets are located in the shielding shell, the tile-shaped electromagnets are connected with an external power source through wires, a rheostat is installed on the wires, a box door is arranged on the front side wall of the box body, and a base is fixedly connected to the rear side wall of the box door. Grating plates are arranged on the front side and the rear side of the top of the base, and two fixing blocks are arranged on the side walls of the adjacent sides of the two grating plates in an attached mode. The paperboard packaging box has the beneficial effects that a worker can conveniently control the box door to be opened and closed on the box body, a pressing block can conveniently extrude paperboards on the base, and water in the paperboards can be rapidly discharged.

The utility model relates to the technical field of rice noodle processing, and particularly discloses a rice noodle extrusion forming disc which comprises a discharging pipeline, a first mounting block is fixedly connected to the lower surface of the discharging pipeline, a forming disc body is arranged below the discharging pipeline, and a second mounting block is fixedly connected to the upper surface of the forming disc body. A positioning clamping block is fixedly connected to the upper surface of the second mounting block, a limiting open groove is formed in the lower surface of the first mounting block, a positioning cylinder is fixedly connected to the side surface of the first mounting block, and a supporting baffle is mounted on the outer surface of the positioning cylinder. The rice noodle extrusion forming disc is provided with a positioning clamping block and a limiting open groove, when the device works, a second mounting block is in butt joint with a first mounting block, so that the positioning clamping block is inserted into the limiting open groove, and then the second mounting block is rotated to drive the positioning clamping block and a T-shaped positioning clamping block to move in the limiting open groove so as to be clamped; the second mounting block and the first mounting block are prevented from loosening and separating.

The utility model relates to the technical field of water quality sample equipment, and discloses ecological water quality sample preservation equipment which comprises a box body, a square groove is formed in the center of the upper end face of the box body, a switch cover is arranged in the center of the interior of the square groove in a sleeved mode, and fastening devices are arranged on the two sides, close to the front end, of the center of the lower end face of the switch cover. Six protection pads are arranged in the center of the lower end face of the switch cover in a rectangular mode, a sealing ring is arranged in the center of the lower inner wall of the square groove, a fixing block is arranged in the center of the lower inner wall of the box body, six containing grooves are formed in the center of the upper end face of the fixing block in a rectangular mode, and test tubes are arranged in the centers of the interiors of the six containing grooves in a sleeving mode. According to the utility model, through the arrangement of the fastening device, the switch cover is tightly attached to the square groove, water is prevented from permeating into the box body to influence an ecological water quality sample, and the sealing ring can be better extruded, so that the fastening performance and the sealing performance of the switch cover and the box body are improved.

The invention provides a clinical anesthesia support structure convenient to operate, and relates to the technical field of medical instruments. The adjusting part is arranged below the beam tube part; the supporting part is arranged below the adjusting part; the blocking part is arranged above the supporting part; a cylindrical groove is formed in the top of an adjusting plate, connection of a connecting block is facilitated, then stability of a matched restraining block is kept conveniently, a fixing frame is fixed to the adjusting plate, a telescopic frame and an outer clamping frame are fixed conveniently, the telescopic frame and the outer clamping frame stretch out and draw back and turn over while stability is kept, and then the supporting range of the telescopic frame and the outer clamping frame is increased; according to the anesthesia support structure, a plurality of supporting devices are arranged, so that supporting treatment can be conveniently carried out in multiple directions in the operation process, and the problems that for an existing traditional anesthesia support structure, supporting treatment is generally achieved through stretching and retracting of a tubular structure, but due to the fact that the number of tools needed to be laid in the clinical operation process is large, supporting in different directions is inconvenient to carry out are solved.

The utility model relates to the technical field of polyester fabrics, and discloses a dyeing water-saving device for polyester fabric production, which comprises a dyeing pool, a plurality of inclined plates are fixedly connected to the side end of a first limiting plate and the side end of a second limiting plate, a limiting mechanism for fixing the second limiting plate is arranged at the side end of the first limiting plate, and the inclined plates are fixedly connected to the side end of the second limiting plate. By means of the arrangement of the limiting mechanism and the lifting assembly, polyester fabric can be conveniently placed into the position between the two inclined plates from the limiting part, and by means of the arrangement of the pulling mechanism, the polyester fabric can be conveniently pulled out from the limiting part, and the polyester fabric can be conveniently pulled out from the limiting part to the position between the two inclined plates to the position between the two inclined plates to the position between the two inclined plates to the position between the two inclined plates. And after the stretching plate moves out of the limiting groove, the polyester fabric can conveniently penetrate through the space between every two inclined plates at the side ends of the first limiting plate and the second limiting plate, and therefore personnel can conveniently pull the polyester fabric between the multiple sets of inclined plates to achieve extrusion dewatering.

The utility model discloses a kind of biochar extrusion forming devices, specifically relates to biochar production technical field, including forming base, its upper end is equipped with material guiding cylinder outside, the outer end of material guiding cylinder is equipped with speed reducer, material guiding cylinder is equipped with forming cylinder at one end away from speed reducer, the outside of forming cylinder one end is equipped with discharging support plate, the outside of discharging support plate one end is equipped with limit support plate, the connecting place of forming cylinder and discharging support plate is equipped with limit support block.The utility model is actually used, under the corresponding setting state of electric telescopic rod, support plate, cutting knife plate, limit support block and support sliding slot, the height of support plate and cutting knife plate can be lifted by electric telescopic rod, to facilitate cutting processing to extrusion forming biochar, while the state that cutting knife plate outer end face and support sliding slot inner end face are adapted, the stability of cutting knife plate lifting can be effectively increased.

The utility model relates to a toothbrush with toothpaste storage bin, including the front toothbrush handle of card solid connection, rear toothbrush handle, the front toothbrush handle upper end is equipped with toothbrush head, the toothbrush head is planted with brush, and the handle body of front toothbrush handle is equipped with toothpaste storage bin, toothbrush head corresponds the side of brush hair and is equipped with the toothpaste outlet pipe mouth, the toothpaste outlet pipe mouth is equipped with self -sealing structure, the toothpaste storage bin with toothpaste outlet pipe mouth between is equipped with the connecting channel, the one end of toothpaste storage bin corresponds rear toothbrush handle and is equipped with open, and the inside of open end is equipped with sealing plug, sealing plug lower extreme is equipped with the advancing washer, the lower extreme of front toothbrush handle with the upper end of rear toothbrush handle cooperation is equipped with the card solid structure, the rear toothbrush handle is equipped with the advancing screw rod for driving advancing washer axial movement, the lower extreme of rear toothbrush handle is connected with manual knob, the toothbrush with toothpaste storage bin of the utility model, the whole structure is reliable, and the toothpaste outlet pipe mouth is reliable, and extruding toothpaste outlet is convenient, can add toothpaste repeatedly, and repeatedly uses.

The invention relates to the technical field of medical treatment and beauty treatment, in particular to a solution for injection and a preparation method thereof. According to the injection solution disclosed by the invention, the cross-linked sodium hyaluronate, the vitamin B, the active peptide, the nicotinamide, the amino acid, the buffer solution and the water for injection are taken as raw materials, so that the injection solution is endowed with relatively good enzyme stability, is not easy to quickly decompose in vivo and is non-toxic; functional raw materials such as active peptide and nicotinamide are used, so that the injection solution has excellent anti-aging and melanin inhibition effects.

The invention discloses a cerebral infarction rehabilitation training device. The cerebral infarction rehabilitation training device comprises a supporting seat, a first training assembly is installed on the supporting seat and comprises a second supporting plate installed on the supporting seat, a guide wheel is installed below the second supporting plate, a connecting rope is connected to the guide wheel, one end of the connecting rope is connected with a handheld part, and the other end of the connecting rope is connected to a rotating shaft. The rotating shaft is arranged in the supporting seat, a torsional spring is arranged on the outer side of the rotating shaft, a screw rod is installed at the end of the rotating shaft and penetrates through the outer side of the supporting seat, and a balancing weight is in threaded connection with the outer side of the screw rod. According to the cerebral infarction rehabilitation training device, pulling is conducted through cooperation of a connecting rope of the first training assembly and a guide wheel, the safety performance of the overall structure is high, and therefore a user can add a balancing weight to a screw according to the situation of the user and can adjust a training scheme according to the capacity change of a patient, and the overall rehabilitation effect is greatly improved.

The invention provides a retractor for thyroid surgery, and relates to the field of retractors, the retractor comprises a frame body, a support frame plate is arranged in the frame body, and a skin negative pressure translation mechanism and a retractor mechanism are arranged on the support frame plate; the skin negative-pressure translation mechanism comprises a negative-pressure cylinder and a piston plate, the negative-pressure cylinder is connected to the supporting frame plate, the piston plate is movably connected into the negative-pressure cylinder in a sealed mode, the lower end of the piston plate is connected with an ejector rod, the lower end of the ejector rod is connected with a sealing body, the lower end of the sealing body is provided with a spring, the upper end of the spring is connected with the sealing body, and the lower end of the spring is connected with the negative-pressure cylinder; the drag hook mechanism comprises a drag hook and a rotating rod body, the drag hook is slidably connected to the supporting frame plate, one end of the rotating rod body is elastically and movably connected with the supporting frame plate, a pressing mechanism is arranged on the frame body, the pressing mechanism is rotationally pressed and attached to the other end of the rotating rod body, and the pneumatic telescopic rod firstly drives the skin negative pressure translation mechanism to adsorb the skin and then translates to open an incision. The drag hook mechanism extends into the incision under the assistance of the pressing mechanism, the integrated process is achieved, and double drag hook is conducted on the incision.

The utility model discloses a novel filter hold-down mechanism which comprises a filter main body, a hold-down assembly is arranged at the front end of the filter main body, the hold-down assembly comprises a main pressing block installed at the front end of the filter main body, and an auxiliary pressing block is installed on the side, close to the main pressing block, of the front end of the filter main body. A connecting hole is formed in one end of the main pressing block, a butt joint hole is formed in one end of the auxiliary pressing block, and a threaded head is movably connected to the inner side of the connecting hole. According to the novel filter pressing mechanism disclosed by the utility model, the main pressing block and the auxiliary pressing block are arranged in the frame of the filter main body, and then the handle is pressed to enable the main pressing block and the auxiliary pressing block to rotate, so that the main pressing block and the auxiliary pressing block can conveniently extrude the filter main body under the shape of the eccentric wheel, and the filter main body can be conveniently pressed; in addition, through the eccentric shapes of the main pressing block and the auxiliary pressing block, the pressing performance of the pressing assembly is prevented from being reduced, and the pressing assembly is convenient to disassemble.

The utility model discloses a book cover positioning and adjusting mechanism which comprises a placing plate, a pushing mechanism is installed on the inner wall of the placing plate, the end of the pushing mechanism is fixedly connected with a clamping mechanism, a synchronizing mechanism is inserted into the clamping mechanism, the outer end of the synchronizing mechanism is fixedly connected with an adjusting mechanism, and the adjusting mechanism is fixedly connected with the inner wall of the placing plate. A limiting mechanism is fixedly connected to the upper portion of the clamping mechanism. The movable clamping plates can be conveniently pushed through the pushing mechanism, so that the two sets of movable clamping plates can drive the first protection pad to extrude the two sides of a book, the movable racks can move in the movable clamping plates by shifting the adjusting clamping plates, and the two sets of movable racks can synchronously move through the transmission gears; and a connecting block can conveniently drive two sets of adjusting clamping plates and second protective pads to extrude the two ends of the book, and positioning printing can be effectively and conveniently conducted on the book.

The utility model relates to exercise mouth -type device technical field discloses a kind of postoperative mouth-type device of burn patient face, including extrusion mechanism, mouth opening trainer, No. 2 bottom plate and fixed frame, the extrusion mechanism includes shell, the inside sliding joint of shell is provided with two fixed plates, two the fixed plate mutually close one side respectively fixedly set up No. 1 rack and No. 2 rack, the inside rotation of fixed frame is provided with two-way screw rod, the periphery of two-way screw rod is threadedly connected with two fixed frame, the opposite side of two the fixed frame is uniformly fixedly set up fixed column, the inside one side rotation of shell is provided with gear. In the utility model, the device when using, starting electric push rod can automatically carry out mouth opening training, it is favorable to reduce physical consumption, avoid reducing training effect, and the opening size of mouth opening trainer can be automatically adjusted by adjusting the length of electric push rod.