54results about How to "Play the role of support limit" patented technology

The invention discloses a punching device for paperboard, belongs to the technical field of paper punching devices and aims to solve the problem that waste chips generated when the paperboard is punched in an existing way cannot be completely separated from the paperboard. The punching device comprises a workbench, wherein a plurality of receding holes penetrate through the workbench, and a plurality of punching needles are arranged above the workbench; a reinforcing rib is arranged at the lower end of any punching needle; a sleeve is arranged in any receding hole; spiral guide grooves matchedwith the reinforcing ribs are formed in the inner wall of the sleeves in the height direction; the upper ends of the sleeves extend out of the receding holes to be connected with a plurality of blades; a storage groove is formed in the middle of each receding hole; positioning blocks are symmetrically connected to the outer wall of the sleeves; positioning columns are arranged on two sides of anypositioning block, and the positioning columns are sleeved with torsion springs; one end of each torsion spring is connected with the corresponding positioning block, and the other end of each torsion spring is connected with the inner wall of the corresponding storage groove; and a plurality of chip removal grooves penetrate through the periphery of any receding hole.

The invention relates to single plate rolling type lamination production equipment. The single plate rolling type lamination production equipment comprises a sheet material conveying part and a film laminating part, wherein the sheet material conveying part comprises a conveying mechanism and an absorption mechanism which is arranged at the rear end of the conveying mechanism and is used for absorbing a sheet material conveyed by the absorption mechanism and enabling the sheet material to be at a suspended state; the film laminating part comprises a hoisting mechanism for driving a thin film to move toward the absorption mechanism and a smoothening mechanism which is driven by the hoisting mechanism to enable the thin film to be unfolded from the middle to two sides and attached to the sheet material. By adopting the single plate rolling type lamination production equipment, the problem that the thin film is not smoothly stuck so that a lot of air bubbles are easy to cause is overcome.

The invention discloses a continuous cooking machine, comprising a frame, a water tank is erected on the frame, steam heating pipes are laid in the water tank, and a circulating conveying chain plate is erected on the frame above the water tank. Ventilation holes are distributed on the circular conveying chain plate, a steam cover is erected above the circular conveying chain plate, and the steam cover is driven by the lifting mechanism above it, and suction wind cover. The structure design of the present invention is reasonable, the steam heating pipe is used to heat the water in the water tank to generate water vapor, and then the water vapor is used to heat the items on the circulating conveying chain plate, and the temperature is suitable, not too high, and the circulating conveying The chain plate increases its ventilation performance and ensures the quality of the product. This application can adopt multi-layer added circular conveying chain plate, which greatly speeds up the production speed and improves the production efficiency to meet the requirements of mass processing and production.

The invention discloses an embedded vehicle display screen and a manufacturing method thereof. The display screen comprises a display screen body, side plates, supporting mechanisms and horizontal positioning rods, supporting mechanisms are arranged on the inner side surfaces of the side plates; the supporting mechanism comprises a first positioning plate, a second positioning plate, a movable plate body, a fixed plate body and an elastic assembly. The two elastic assemblies are vertically arranged between the movable plate body and the fixed plate body in parallel, at least two sliding blocksare arranged on each elastic assembly, a connecting rod is arranged between the two opposite sliding blocks on the two side plates, at least two horizontal positioning rods are fixedly connected to the two connecting rods, and the horizontal positioning rods are connected with the display screen body through an elastic pressing device. The method comprises the steps of side plate machining, supporting mechanism installation, elastic assembly installation, horizontal positioning rod installation and display screen body installation. The mounting and dismounting requirements of vehicle displayscreens of different sizes and models can be met, maintenance is convenient and fast, the damping and buffering effects on the display screens can be achieved, the service life of the display screensis prolonged, and the reliability of the display screens is improved.

The invention relates to the technical field of fermentation tanks, and discloses a microbial fermentation tank. The microbial fermentation tank comprises a tank body, wherein an inlet hole is formedin the left side of the top end of the tank body; a first motor is fixedly mounted on the top part of the tank body, and a first rotating rod is fixedly connected to the bottom end of the first motor;stirring blades which penetrates and extends into the first rotating rod are fixedly connected to two sides of the first rotating rod; a first gear is fixedly connected to one end, close to the innerpart of the rotating rod, of each stirring blade; a second gear is engaged with the upper end of the first gear; the middle part of the second gear is fixedly connected to a fixing rod which is fixedly connected to the bottom part of the tank body. According to the microbial fermentation tank, a fourth gear and a third gear are used in match; in case of some rest materials are hardly discharged in the discharging process, a second motor is started and drives the fourth gear to rotate, and the rotating fourth gear drives the third gear to rotate, and the third gear drives a second rotating rodto rotate to drive the tank body to rotate, thus the angle of the tank body can be adjusted, and the materials which are hardly discharged can be discharged through the inlet hole, and as a result, the convenient discharging effect is achieved.

The invention belongs to the technical field of mechanical maintenance, and particularly relates to a mechanical device supporting and maintenance device. The device aims to solve the problems that when maintained, existing mechanical equipment is always directly suspended to be conveniently maintained, but with increase of the weight of the mechanical equipment, the gravity damage to a fixing frame of the mechanical equipment is larger, meanwhile, the mechanical equipment is suspended, the gravitational potential energy of the mechanical equipment for descending is larger with increase of theweight, and potential safety hazards are larger. The device comprises a bottom plate, and the outer wall of the top of the bottom plate is fixedly connected with two supporting seats. By arranging ahydraulic cylinder, ejecting blocks, connecting blocks and a pressure reducing plate, the height of a placing plate is adjusted according to the weight of the mechanical equipment when the mechanicalequipment is maintained, so that the gravitational potential energy of the mechanical equipment is reduced; due to the ejecting blocks distributed in layers, the connecting blocks on the pressure reducing plate are limited, so that the height of the pressure reducing plate is adjusted, then the height of the placing plate is adjusted, and the potential safety hazards are reduced.

A sports flexibility stretching training device comprises a foot pushing plate, a slide shaft and pulling handles. A fixed bottom plate is arranged on the bottom side of a device body; a fixed side plate is vertically arranged at one end of the fixed bottom plate; a stable handrail is arranged on the top side of the fixed side plate; a riding seat is fixedly arranged at the upper end of the side wall of the fixed side plate; leg rest plates are fixedly coupled to the lower side of the riding seat; leg rest plate rotating motors are in transmission connection with moving shaft ends of two sidesof the leg rest plates; an electric lifting cylinder is fixedly arranged at the lower end of one side wall of each leg rest plate; a pedal is arranged on the top side of each electric lifting cylinder; the foot pushing plate is arranged on the upper side of the fixed bottom plate. The sports flexibility stretching training device has advantages that the bottom side with the riding seat is provided with rectangular slot structures corresponding to leg rest plate rotating arms, so that the leg rest plates are capable of rotating upwards by large angles, wider splitting movement of trainees canbe realized, and training effects are effectively improved.

The invention discloses a battery box used for a new energy automobile. The battery box comprises a battery pack pallet and a cover body disposed on the opening of the top end of the battery pack pallet. The battery pack pallet comprises a bottom plate, a coaming, and supporting members. The coaming is extended and protruded upwards from the edge of the bottom plate, and the coaming and the bottom plate are used to form a groove used for accommodating battery components.The supporting members are disposed between the bottom plate and a cover body, and comprise a horizontally-arranged first plate body and a vertically-arranged second plate body. The second plate body is fixedly disposed on the upper part of the first plate body, and the first plate body is formed between the cover body andthe bottom plate. The second plate body is vertically disposed between the bottom plate and the cover body in a supported manner, and during the installation of the cover plate, a supporting limiting function toward the lower surface of the cover body is provided, and during the use, the pressing on the battery pack in the groove caused by the deformation of the cover body is prevented.

The invention discloses a convenient-to-overhaul oxygen generation device with an early warning function, which comprises a base, a scraping mechanism, a second drawing box, a lifting frame, an air outlet hose and a battery pack, a first drawing box is arranged in a groove, the top of the groove is communicated with an air inlet channel, a bearing cylinder is arranged in the air inlet channel, a support is fixed to the inner side of the bearing cylinder through a second bolt, the scraping mechanism is rotationally connected to the bottom of the support, the second drawing box penetrates through the right end face of the base, a limiting plate is fixed to the inner side of the second drawing box, the air outlet hose is fixed to an oxygen generator body, and the tail end of the air outlet hose is connected with a connector. According to the oxygen generation device with the early warning function, in the oxygen generation process of the oxygen generator body, a temperature sensor can detect the temperature of the surface of the oxygen generator body, and if the temperature is abnormal, an alarm gives an alarm, so that people can discover in time, and the early warning effect is conveniently achieved.

The invention belongs to the technical field of logistics transportation, particularly relates to an article packaging device for logistics transportation, and aims to solve the following problems that for packaging of the existing logistics transportation, an adhesive tape is manually pasted on a packaging box, as a result, the labor intensity is larger, the efficiency is lower to affect the speed of logistics transportation, and the practicality lacks. According to the scheme, the article packaging device comprises a working table, wherein connecting rods are arranged on the outer wall of the bottom of the working table at equal intervals; the same hanging plate is arranged on the outer walls of the bottoms of the connecting rods; a motor is arranged on the outer wall of the top of the hanging plate; a rotary shaft is fixed on the output shaft of the motor through a coupling; and a support plate is fixedly connected with the outer wall of the top of the rotary shaft. Through arranging the motor, the rotary shaft and the support plate, when the adhesive tape is pasted to the outer wall of the packaging box, the motor drives the packaging box on the support plate to rotate throughthe rotary shaft so as to paste the adhesive tape to the outer wall of the packaging box, so that high efficiency and convenience are realized, the speed of pasting the adhesive tape to the packagingbox is increased, and the working efficiency is improved to improve the practicality of the article packaging device.

The invention belongs to the technical field of capacitor production, and particularly relates to a thin-film capacitor core-free treatment process. Metal spraying equipment used in the process comprises a base, a groove is formed in the top of the base, two horizontal rollers are arranged in the groove, and the two rollers are close to each other and do not make contact with each other; accordingto the invention, a Teflon adhesive tape is bonded on the cylindrical surface of a capacitor core; due to a non-stick property of the Teflon, metal spraying dust naturally falls off from the cylindrical surface of the capacitor core; the capacitor core is placed between the two rollers; the two rollers play a role in supporting and limiting the cylindrical capacitor core; after metal spraying, ahorizontal hydraulic rod is controlled to push the rectangular square groove to move, and in the moving process of the capacitor core, metal spraying dust falling off the cylindrical surface of the capacitor core falls to the bottom of the inner side of the groove, so that rapid collection and cleaning of the metal spraying dust are finally realized, and time for fixing and unfixing the capacitorcore is reduced.

The invention discloses a bone grafting instrument for use in bone grafting surgery. The bone grafting instrument comprises a delivery tube. A filling orifice communicating with the inner cavity of the delivery tube is formed in a portion, near the end, of the peripheral wall of the delivery tube, and a pushing mechanism is detachably disposed on the delivery tube by means of a connecting piece. In the bone grafting instrument provided in the invention, the pushing mechanism is disposed to be detachable from the delivery tube. Thus, when flushing a bone grafting cavity, the delivery tube and the filling orifice are used as a flushing appliance without installing the pushing mechanism on the delivery tube first. When filling the bone grafting cavity, the pushing mechanism is installed on the delivery tube, and then a filler is added to the filling orifice in the delivery tube and pushed into the bone grafting cavity by the pushing mechanism, thereby completing filling of the bone grafting cavity. The bone grafting instrument is simple in structure, and has two purposes as one single instrument such that the surgical operation of bone grafting becomes simple, thereby reducing the difficulty of the bone grafting surgery, reducing the number of instruments used in the bone grafting surgery, and lowering the cost of the bone grafting surgery.

The invention belongs to the technical field of automobile production, and particularly relates to a metal plate cutting machine for automobile production. The problems that when a metal plate is fixed through an existing automobile metal plate cutting machine, the metal plate is severely damaged, and meanwhile, the fixed metal plate is prone to displacement during cutting due to single-point fixing are solved. The metal plate cutting machine comprises a workbench. Two fixing supports are arranged on the outer wall of the top of the workbench. Four hydraulic rods are arranged on the inner wallof the top of each fixing support. The outer walls of the bottoms of two hydraulic rods located on the same horizontal line are provided with one adjusting plate. The metal plate cutting machine is provided with the hydraulic rods, the adjusting plates and fixing rods, when the metal plate is fixed, the metal plate is fixed through the fixing rods arranged in a staggered mode, the area of connection points is increased, the fixing soundness is improved, meanwhile, in the fixing process, air passing holes of the fixing rods are vacuumed by a suction pump, the metal plate is further fixed through suction force, and damage to the metal plate is relieved while the fixing effect is improved.

The invention discloses a water-saving irrigation device suitable for shallow root crops, and belongs to the technical field of agricultural irrigation. The water-saving irrigation device comprises aplurality of irrigation water tanks which are evenly distributed in a linear mode and a water supply pipe, and a connecting rod is fixedly connected between every two adjacent irrigation water tanks.;the two ends of the connecting rods are fixedly connected with the irrigation water tanks on the two sides correspondingly, and water injection pipes are arranged at the top ends of the irrigation water tanks in a communicating mode. Targeted irrigation can be carried out by combining root system distribution characteristics of shallow root crops, main centralized irrigation is carried out on shallow soil where more root systems are distributed, secondary proper irrigation is carried out on deep soil where less root systems are distributed, and irrigation is carried out in a mode of directlyinfiltrating water into the soil, evaporation of water in the irrigation process is greatly reduced, then water resources are saved, a small amount of fertilizer can be automatically applied to the crops in the irrigation process, and better growth of the crops is facilitated.

The invention belongs to the technical field of traditional Chinese medicines. The invention relates to a medicine applicator special for a traditional Chinese medicine dermatology department. A largeamount of medicine paste can be remained on a medicine coating plate, after one use process, the medicine coating plate needs to be cleaned, so that secondary smearing is conducted, but when the medicine coating plate is cleaned, due to the fact that the adhesiveness of medicine paste is high, the consumed time is long in the cleaning process, the medicine smearing efficiency is affected, and theoverall smearing progress is reduced, in order to solve the above problem, the following scheme is provided: the device comprises a bottom plate, and two supporting rods are fixedly connected to thetop outer wall of the bottom plate. By arranging a limiting groove and a scraping plate, when the medicine coating plate is cleaned, a sliding block on the medicine coating plate is slidably connectedto the inner wall of the limiting groove, and the medicine coating plate slides on the inner wall of the limiting groove, so that the scraping plate scrapes away residual medicine paste attached to the medicine coating plate and then washes the medicine coating plate with water, so that the medicine coating plate cleaning efficiency is improved, and then the overall medicine smearing progress isimproved.

The invention discloses a reinforced concrete bundling and connecting device for a reinforced concrete composite beam and a using method thereof. The reinforced concrete bundling and connecting device comprises a device base, a T-shaped sliding seat and a lifting plate, wherein a bundling frame is arranged above the device base; the T-shaped sliding seat is arranged above the device base, a moving seat is arranged above the T-shaped sliding seat, a middle block is arranged above the moving seat, a bundling arm is arranged above the middle block, an iron wire receiving and sending device is arranged on one side of the bundling arm, an iron wire cutter is arranged on the bundling arm, and a third motor is arranged between the middle block and the bundling arm; and the lifting plate is arranged above the bundling frame, adjusting grooves are respectively formed in the upper end of the bundling frame and the lower end of the lifting plate, and reinforcing steel bar storage sliding blocks are arranged in the adjusting grooves. According to the reinforced concrete bundling and connecting device, bundling gaps can be correspondingly adjusted according to use requirements, so that the gaps of bundled steel bars are the same, the bundling effect is guaranteed, the working strength is greatly reduced, and the bundling efficiency is improved.

The invention discloses solar soil collection and analysis equipment for ecological agriculture, which comprises an equipment body, a solar cell panel is arranged on the equipment body, a storage battery is arranged between the solar cell panel and the equipment body, a control panel is connected to the equipment body, and a movable sampling mechanism is arranged in the equipment body. The movable sampling mechanism comprises a threaded rotating shaft, a rotary moving part is arranged on the threaded rotating shaft, an internal thread is dug in the rotary moving part, and a mounting frame is arranged on the outer side of the threaded rotating shaft. The movable sampling mechanism and the rotary sampling pipe replacing mechanism are additionally arranged on the soil collecting and analyzing equipment, so that the soil collecting process of the soil collecting and analyzing equipment is simplified, the soil sampling efficiency is greatly improved, the situation that an operator needs to separate a soil sample from the sampling mechanism after each time of collection is completed is avoided, a plurality of sampling points can be sampled, so that the labor intensity of operators is greatly reduced, and great convenience is achieved in the use process.

The invention discloses a production process of a special organic fertilizer for rice, which at least comprises the following steps of: putting excrement into a fermentation tank, conveying crushed straw fragments to an inner cavity of the fermentation tank, uniformly mixing the straw fragments with the excrement through a turner, and uniformly stirring to obtain the special organic fertilizer for rice, in the process of throwing the straw fragments, a process of synchronously turning and feeding is adopted, so that the excrement and the straw fragments are fully and uniformly mixed, and then a fermentation solution is sprayed into the fermentation tank. Through cooperative use of the movable crushing equipment and the conveying assembly, straws are crushed and conveyed to the inner cavity of the fermentation tank body, and then fermentation materials in the inner cavity of the fermentation tank body and crushed straw fragments are uniformly mixed through cooperative use of the displacement frame, the turning crawler belt and the turning shovel; and the fermentation material is subjected to temperature control and oxygenation, so that the purposes of sufficient oxygenation amount, trouble-saving and labor-saving processing and good uniform mixing effect can be achieved.

The invention discloses an automatic wire take-up device of a medical device. The automatic wire take-up device comprises a wire take-up box, wherein the wire take-up box is of a cavity structure, oneside of the wire take-up box is provided with a fixing plate, the upper portion and the lower portion of the side, close to the wire take-up box, of the fixing plate are both provided with a plurality of fixing screws, the middle of the side, away from the fixing plate, of the wire take-up box is provided with a ceramic wire ring, the inner side of the wire take-up box is provided with a wire protecting sleeve, the inner side of the wire protecting sleeve is provided with an installing base, a wire reel and a supporting sleeve, the installing base and the supporting sleeve are located on twosides of the wire reel, the installing base is fixed to the inner wall of the wire take-up box, the side, close to the wire reel, of the installing base is provided with a fixing rod, the side, closeto the installing base, of the fixing rod is sleeved with a sleeve, the inner side of the wire reel is provided with a through hole, the inner side of the through hole is provided with a bearing I, and the inner side of the bearing I is provided with an inner core. The automatic wire take-up device has the advantages of facilitating wire storage and carding and creating of an orderly, light and spacious treatment environment.

The invention discloses a small transfer device capable of collecting scrap iron for machining equipment transformation, and belongs to the technical field of scrap iron transfer. The device comprisesa main base, wherein a first pin shaft is clamped to the upper surface of the main base, a warping plate is fixedly connected to the top end of the first pin shaft, a supporting rod is fixedly connected to the lower surface of the warping plate, and the supporting rod is located on the right side of the first pin shaft. According to the small transfer device capable of collecting scrap iron for machining equipment transformation, the supporting rod, the warping plate, the first pin shaft, a jacking block and a second pin shaft are arranged, the first pin shaft is matched with the warping plate, a worker can lift the jacking block by stepping on one end of the warping plate to support one end of a transfer box, so that the transfer box can rotate and incline through the second pin shaft, the worker can conveniently pour scrap iron, and the working intensity is effectively relieved. Meanwhile, the supporting rod plays a role in supporting and limiting, the structural stability during pouring can be guaranteed, the sliding is effectively prevented, and then potential safety hazards are reduced.

The invention discloses an optimized lightning rod based on big data, including a fixed bottom plate, the upper end surface of the fixed bottom plate is fixedly provided with a lifting device, lockingdevices are symmetrically arranged on the upper ends of the left and right end walls of a first lifting space, a second lifting space and a third lifting space, the lower end wall of a first strand space is internally provided with a driving space, the upper end wall of the first stranded space is internally provided with a rotating space, the right side of the upper end wall of the rotating space communicates with a transmission space, the left end wall of the transmission space is internally provided with a second strand space, and the upper end of the second strand is fixedly connected with the middle position of the lower end face of a third lifting plate. In the invention. The lightning rod rises to a certain height, the lightning protection effect of the device is increased, and thecollection and discharge progress of the first rope and the second rope are effectively made consistent all the time, the rope tangling is avoided, and the normal and safe use of the device is ensured.

The invention discloses a paddle floating imitation type still water ecosystem suspension restoration device. The invention belongs to the field of water body remediation devices. The paddle floatingimitation type still water ecosystem suspension restoration device comprises a repairing column ; and the two ends of the repairing column are fixedly connected with a main airbag and an auxiliary airbag correspondingly. The repairing column comprises an inner column, and a rolling groove is formed in the inner column; a magnetic isolation rolling ball is placed in the rolling groove; trapezoidalgrooves are formed in the left and right inner walls of the rolling groove; and inner plates are arranged in the trapezoidal grooves. According to the invention, initial power is provided for the magnetic isolation rolling ball; under the action of a double-force balancer, the magnetism isolating rolling ball can continuously move back and forth; the inner plates are driven to move to impact the inner plates in a circulating mode, supporting rods and paddles are driven to rotate through movement of the inner plates, the paddles imitate paddling of the paddle in the water body, power is broughtto the repairing column, and the repairing column continuously moves in the water body, so that the water body at different positions is restored, and the uniform and comprehensive restoration process of the still water ecological system is achieved.

The invention relates to single plate rolling type lamination production equipment. The single plate rolling type lamination production equipment comprises a sheet material conveying part and a film laminating part, wherein the sheet material conveying part comprises a conveying mechanism and an absorption mechanism which is arranged at the rear end of the conveying mechanism and is used for absorbing a sheet material conveyed by the absorption mechanism and enabling the sheet material to be at a suspended state; the film laminating part comprises a hoisting mechanism for driving a thin film to move toward the absorption mechanism and a smoothening mechanism which is driven by the hoisting mechanism to enable the thin film to be unfolded from the middle to two sides and attached to the sheet material. By adopting the single plate rolling type lamination production equipment, the problem that the thin film is not smoothly stuck so that a lot of air bubbles are easy to cause is overcome.

The invention belongs to the technical field of filter elements, and particularly provides a double-filtration ultraviolet sterilization filter element which comprises a mounting mechanism, a filtering mechanism and an ultraviolet mechanism. The mounting mechanism comprises an upper pressing plate and a lower pressing plate, a plurality of supporting components are fixedly connected between the upper pressing plate and the lower pressing plate, and an ultraviolet mechanism is rotatably connected to the inner sides of the upper pressing plate and the lower pressing plate; a speed reducing motordrives a quartz tube to rotate through a fixed base; friction is generated between the quartz tube and a rubber pad on the inner side wall of the supporting box; a liquid outlet groove deforms, and agap is formed between the liquid outlet groove and the outer wall of the quartz tube; clean water can flow to the outer wall of the quartz tube, and the rubber can wipe and clean the outer wall of the quartz tube and remove dust adhered to the surface of the quartz tube. When the quartz tube rotates, the scraping plate can scrape the outer wall of the quartz tube so that the removal effect is further improved, the light transmittance is guaranteed, and the ultraviolet rays emitted by the ultraviolet lamp tube can effectively penetrate through the quartz tube to sterilize gas.

The invention discloses a gynecological dilator, which relates to the technical field of medical equipment and comprises a dilation adjusting box, and a first motor is fixedly connected to the inner bottom surface of the dilation adjusting box. Through mutual cooperation of a first motor, a first chain wheel, a second chain wheel, a first threaded rod, a first threaded block, an expansion rod, an L-shaped expansion plate, a connecting column and a movable plate, two fixing mechanisms can be automatically driven to be away from each other, then two arc-shaped expansion pieces can be driven to be away from each other, the effect of expanding the affected part of a patient is achieved, and therefore, medical staff can adjust the size of the expansion range according to actual conditions, meanwhile, in the using process of the device, the affected part of a patient can be illuminated by turning on the arranged light supplementing lamp, then the medical staff can diagnose the patient more accurately, and through the soft cushion layer arranged on the arc-shaped expansion pieces, the dilation part of the patient can be protected in the dilation process of the affected part of the patient.

The present invention relates to the technical field of printer equipment, in particular to a thermal printer, comprising a printer casing and a receiving device, the receiving device is movably plugged into the side of the printer casing, and the side end surface of the printer casing is opened There is a first insertion slot, and limit slides are provided on both sides of the inner bottom surface of the first insertion slot, grooves are symmetrically opened on the edge of one end surface of the first insertion slot, and the top of the printer casing An extruding block is movably inserted on the edge of one end of the surface, and a heat dissipation hole is opened in the center of the top surface of the printer casing, and an outlet is opened on the top surface of the printer casing and located at the edge of the heat dissipation hole. An operation panel is fixedly installed on the end surface, a receiving base is fixedly installed inside the receiving device, and a limiting device is installed movable inside the receiving base. The present invention can expand the installation space of the label roll by pulling out the receiving base, which is convenient for workers to install the label roll.

The invention discloses an improved spray gun for die casting, which is characterized in that one end of a spray steel pipe is fixedly connected with a transfer box body, one end of the middle part of the transfer box body is fixedly provided with a conveying pump, and the interior of the transfer box body is provided with a purification anti-blocking mechanism. The interception plate performs coarse filtration on the release agent to intercept solid substances mixed in the release agent, and the purification plate continues to perform fine filtration on the release agent, so that impurities are not doped in the release agent, blockage of a spraying steel pipe caused by continuous accumulation of the impurities is prevented, the spraying process can be normally performed, and reduction of the spraying amount is avoided; the inclined impact plate is arranged between the interception plate and the purification plate, the mold release agent directly impacts the inclined impact plate when passing through the interception plate after being intercepted and filtered, and the impurities still doped in the mold release agent can generate downward force during impact, so that the forward flowing force of the impurities is attenuated, and meanwhile, the impurities sink downwards under the action of the gravity of the impurities.

The invention discloses a micropore pile with an inner-wall supporting structure. The micropore pile with the inner-wall supporting structure comprises a base. A supporting bracket is fixedly connected to the top end of the base. Pressure-bearing blocks are fixedly connected inside the supporting bracket. According to the micropore pile with the inner-wall supporting structure, the design is reasonable, and the use is convenient. The supporting bracket, a protection layer, the pressure-bearing blocks and supporting rods are arranged; the corrosion resistant and rust resistant roles and the like can be effectively played conveniently through the protection layer on the surface of the supporting bracket; the service life of the supporting bracket is prolonged; austenite steel texture is adopted by the pressure-bearing blocks, and the effect of bearing pressure can be effectively produced; the supporting role of a top pile is played through the supporting rods; a limiting groove, locatingrods and a limiting frame are arranged, the top pile can be connected with the supporting bracket in a concave-convex manner through the limiting groove, and the roles of supporting and limiting areeffectively played; the top pile can be fixed and limited through the locating rods and the limiting frame, and positional deviation between the top pile and the supporting bracket is prevented from being generated. The micropore pile with the inner-wall supporting structure is simple, convenient and suitable to be popularized extensively.

The invention relates to the technical field of concrete vibrators, and discloses a concrete vibrator for prefabricated building assembly, hydraulic sleeves are uniformly mounted on the side wall of a vibration groove, the outer end parts of the hydraulic sleeves are movably sleeved with chucks, a movable groove is formed in the middle of the bottom surface of a vibration table, and a vibration motor is fixedly mounted at the bottom of a mounting block; a sleeve rod is fixedly mounted at the position, located at the bottom of the sleeve hole, of the top of the base, the top of the sleeve rod is sleeved with the sleeve hole, a sliding plate is movably sleeved with the adjusting cavity, a first electric control valve is fixedly mounted in the middle of the sliding plate, a transmission gear is movably mounted in the transmission groove, and a gear ring meshed with the transmission gear is arranged on the outer ring of the mounting block; a rotary column is movably installed in the limiting cavity, a communicating hole is formed between the adjusting cavity and the limiting cavity, a second electric control valve is fixedly installed in the middle of the communicating hole, and the vibration table is stable and uniform in vibration force on the prefabricated part formwork and good in vibration effect.