389results about How to "Achieve closure" patented technology

The utility model relates to a container side plate integrated upturning structure which comprises a container, a side plate arranged on the container, a driving device arranged at the upper end of the container, pulley guide grooves arranged on two sides of the upper end of the container, pulleys arranged on two sides of the upper end of the side plate, a locking bar fixing plate arranged at the upper end of the side plate, the locking bar fixing plate hinged with the driving device, and the pulleys arranged in the pulley guide grooves. Two sides of the side plate are hinged with the turnover connecting rod; the side plates are driven to move through the driving device, the upper ends of the side plates are limited in pulley guide grooves formed in the two sides of the upper end of the container and slide horizontally due to pulleys, the lower ends of the side plates are hinged to the overturning connecting rods, the overturning connecting rods are hinged to stand columns arranged at the two ends of the container, a sliding connecting rod mechanism is formed, and the side plates are completely opened and closed. The overturning connecting rod is connected with buffer springs arranged on the two sides of the lower end of the container, and stable operation of the sliding connecting rod mechanism is achieved.

The invention belongs to the technical field of sewage treatment, particularly relates to reverse osmosis treatment equipment and a reverse osmosis treatment method for removing heavy metals in sewage, and aims to solve the problems of poor impurity treatment effect, easiness in blockage of a filter screen, poor online replacement effect of a reverse osmosis membrane and the like during sewage treatment in the prior art. The reverse osmosis treatment equipment comprises a base, the top of the base is fixedly provided with a filter box and a purification box, the filter box is used for preliminarily filtering and purifying sewage input from the outside, and the purification box is used for performing reverse osmosis treatment on the preliminarily filtered sewage. The detachable design is matched with a double-filter-element system, replacement of reverse osmosis filter elements can be completed under the non-stop condition, a liquid inlet is intelligently regulated and controlled through a communication assembly, and an automatic cleaning and impurity collecting mechanism is matched, so that blockage can be effectively prevented, the maintenance cost is reduced, and the reliability and durability of equipment are enhanced.

The invention discloses an exhaust ball valve with an internal self-cleaning function, and relates to the technical field of exhaust ball valves, the exhaust ball valve comprises an exhaust ball valve main body, the exhaust valve main body comprises a connecting pipe and an exhaust pipe, the exhaust pipe is mounted above the connecting pipe, a partition plate is mounted in the exhaust pipe, a space below the partition plate is a primary filtering space, and a secondary filtering space below the partition plate is a secondary filtering space. The space above the partition plate is a secondary filtering space, mounting plates are mounted at the joint of the connecting pipe and the exhaust pipe, a power-assisted cleaning assembly is mounted between the mounting plates, a blocking assembly is arranged on the partition plate, an end cover is mounted above the exhaust pipe, and an exhaust assembly and a pressure gauge are mounted on the end cover. The end cover is connected with the blocking assembly, the power-assisted cleaning assembly can clean the first-stage filtering space, the blocking assembly can block air entering the second-stage filtering space, and therefore when the device is used, the inner wall of the exhaust ball valve can be automatically cleaned, and residual dust on the inner wall can be cleaned.

The invention relates to the technical field of HTRB testing equipment, in particular to HTRB automatic aging testing equipment, which comprises a testing box, a testing platform and a testing platform, the bases are fixedly connected to the two sides of the test box; the second conveying belt is connected between the two bases in a sleeving manner; the feeding mechanism is arranged in the test box; a second conveying belt drives a mold to move, when the mold passes through the position above a photoelectric sensor, under the action of the photoelectric sensor, a driving motor is closed, a first motor is started, an output shaft of the first motor drives a connecting rod to rotate, and the connecting rod drives two second bevel gears to rotate; a second bevel gear drives two first bevel gears to rotate, the two first bevel gears drive a connected first conveying belt to rotate reversely through a rotating roller, the first conveying belt drives a connected push plate to rotate reversely, a mold is lifted upwards, and high-temperature and high-pressure testing in a testing box is started through a controller by reciprocating motion. And finally, evaluating the aging performance of the device.

The invention discloses an ultrafast heat switching device and a design method thereof. The ultrafast heat switch device comprises a first polariton layer, a fixed near-field gap and a second polariton layer which are sequentially arranged from top to bottom. According to the design method, an external ultrafast light pulse is utilized to excite a first polariton layer, and mid-infrared transient polaritons are generated. Time-varying coupling occurs between the transient polaritons and polaritons of the second polariton layer, opening or closing of a near-field thermal radiation channel is dynamically controlled, and a thermal switch function is realized. Based on the synergistic effect of heterostructure terminal pairing and transient polaritons, the picosecond-level response speed and the switch ratio exceeding four orders of magnitude are achieved. Under the optimal design, the device can achieve the laser cooling effect on the emitting electrode in a single switching period, and an innovative solution is provided for nanoscale dynamic thermal management.

The invention relates to the technical field of chain machining, in particular to an electric saw chain machining platform with a protection mechanism, which comprises a box body, a protection plate and an intermittent overturning platform, and further comprises a pressing mechanism movably mounted in the box body, a driving mechanism fixedly mounted on one side of the box body and an automatic feeding mechanism fixedly mounted on the back surface of the box body, eight sets of positioning mechanisms are installed on the outer side of the intermittent overturning platform at equal intervals through sliding grooves, and one end of the intermittent overturning platform is in transmission connection with the automatic feeding mechanism. The driving mechanism drives the intermittent overturning platform to intermittently rotate, the pressing mechanism vertically reciprocates, meanwhile, the intermittent overturning platform drives the automatic feeding mechanism to perform reciprocating feeding, and the pressing mechanism drives the positioning mechanism and the protection plate to cooperatively work, so that linkage of continuous feeding, accurate positioning, safety protection and machining is realized, and the production efficiency is improved. And the machining efficiency and the operation safety of electric saw chain parts are remarkably improved.

The invention discloses a laparoscopic surgery suture device, which relates to the technical field of medical instruments, and comprises a shell, a forceps seat arranged at the front end of the shell, a forceps clip assembly arranged on the forceps seat, and a movable handle, a fixed handle and a reset reed which are arranged at the rear end of the shell, the forceps clip assembly comprises a rotating shaft rotationally mounted on the forceps seat, and a first forceps clip arm and a second forceps clip arm which can be relatively rotationally mounted on the rotating shaft; the forceps clip assembly is provided with a squeezing assembly used for squeezing a notch, and the squeezing assembly comprises a driving part which is installed on the arc-shaped outer wall of the first forceps clip arm and the arc-shaped outer wall of the second forceps clip arm in a mirror image mode; and the driven piece is slidably connected to the first forceps clip arm and the second forceps clip arm, and the bottom surface of the driven piece is fixedly connected with a supporting spring. Effective extrusion of an incision can be achieved in the suturing process, the situation that the incision is sutured only through the pulling force of a suture line is avoided, and therefore the wound closing stability and the healing effect are remarkably improved, and tissue damage is reduced.

The operation robot comprises a base, a walking mechanism, a lifting driving mechanism, a hanging assembly, an operation mechanism and a mechanical arm, the lifting driving mechanism is arranged in the base, and the two sides of the lifting driving mechanism are connected with the corresponding positions of the two sides of the hanging assembly correspondingly; the lifting driving mechanism is arranged on the base and can drive the base to do lifting motion, the mechanical arm is arranged at the bottom of the base and can clamp a lead, the walking mechanism and the operation mechanism are arranged on the robot base, the walking mechanism can move on the robot base, and the operation mechanism can conduct fire connection or fire decomposition on the lead clamped by the mechanical arm and an aerial cable after wire stripping. Lifting of the whole operation robot and walking on an aerial cable can be achieved, the mechanical arm can clamp a lead, the operation mechanism completes stripping of the lead and the aerial cable and disconnection and connection operation, and the operation robot has the advantages of being small, light, easy and understandable to operate, high in operation efficiency and good in disconnection and connection quality.

The utility model provides a feeding device and a photoresist production system, relates to the technical field of photoresist production equipment, and aims to optimize the structure of the feeding device, reduce the size of the feeding device and improve the feeding precision to a certain extent. The utility model provides a feeding device which comprises a hopper, an elastic piece, a baffle assembly and a pushing assembly. The elastic piece is arranged in the hopper, a feeding port and a discharging port are formed in the hopper, the baffle assembly comprises a first baffle, a second baffle and a connecting rod, one end of the elastic piece is connected with the bottom of the hopper, the other end of the elastic piece is connected with the first baffle, and the two ends of the connecting rod are connected with the first baffle and the second baffle respectively. The area of the second baffle plate is matched with that of the feeding hole; the discharging port is located in the side wall of the hopper, the height of the discharging port is not lower than the horizontal height of the first baffle when the elastic piece is compressed to the limit state, and the pushing assembly is arranged corresponding to the discharging port and can reciprocate in the radial direction of the hopper.

The invention discloses a territorial space planning environment influence monitoring method, and relates to the technical field of soil sampling monitoring, the territorial space planning environment influence monitoring method comprises a supporting plate, the top of the supporting plate is fixedly connected with a support, and the center of the inner wall of the top of the support is provided with a fluted disc. According to the territorial space planning environment influence monitoring method, during sampling, the sampling box can be driven to descend through the electric push rod, soil is collected and sampled, two closing plates can be driven to be combined in the ascending process and when the sampling box moves to the storage box through arrangement of a torsional spring, the sampling box is closed, and the sampling effect is improved. According to the soil sampling device, the situation that the sampling amount is insufficient due to the fact that sampled soil is exposed to the outside and is prone to being blown off is avoided, meanwhile, a scraping plate is matched with a scraping strip, a sealing plate is automatically opened, the inner wall of a sampling box and the surface of the sealing plate are scraped, it is avoided that part of soil is left in the sampling device, and the subsequent detection and analysis precision is guaranteed.

The present invention discloses a multifunctional display cabinet comprising: a cabinet body, a first cabinet door and a second cabinet door; the cabinet body is characterized in that at least two top plates are provided on the top of the cabinet body, and the installation directions of the two top plates intersect each other; the first cabinet door has a sliding structure, and the first cabinet door can slide to close or open the cabinet body through the sliding structure; the second cabinet door can be rotatably removed from or installed on the cabinet body. By using the present invention, the display cabinet has multiple functions.

The utility model discloses a mobile phase waste liquid collecting device for a liquid chromatograph, and relates to the technical field of the liquid chromatograph, the upper part of a waste liquid inlet of a collecting barrel is provided with a liquid inlet pipe, the outer side of the liquid inlet pipe is sleeved with a waste liquid main pipe, the waste liquid main pipe is provided with a plurality of liquid inlet holes along the vertical direction, and the plurality of liquid inlet holes are respectively communicated with a waste liquid branch pipe; an air outlet is formed in the top of the waste liquid main pipe, and a liquid outlet is formed in one side of the collecting barrel. Mobile phase waste liquid of a plurality of liquid chromatographs flows into the waste liquid main pipe through the corresponding waste liquid branch pipes and enters the collecting barrel after being collected by the waste liquid main pipe, so that unified collection of the mobile phase waste liquid of the plurality of liquid chromatographs is realized, the space is greatly saved, subsequent unified treatment is facilitated, the air outlet can balance air pressure inside and outside the collecting barrel, and the working efficiency is improved. Waste liquid can enter the collecting barrel more smoothly and is finally discharged through the liquid outlet.

The utility model discloses a kind of scooter controller end cover and scooter, the controller end cover includes end cover body, door leaf, hinge, plug-in door column, plug-in buckle, wire harness cavity;End cover body is set as plate block structure and is provided with cavity in center, two door leaves are symmetrically placed in cavity, the root of door leaf is connected with end cover body by its hinge, and door leaf is opened or closed by rotating through its hinge;The outer end of door leaf is provided with prefabricated hole, and wire harness cavity is formed through wire harness;Sealing glue is provided between wire harness cavity inner wall and wire harness;The back of one door leaf is provided with plug-in buckle, the back of another door leaf is provided with matching plug-in door column, and form snap structure fixed.The utility model controller end cover only rotates by its own hinge, and locking is realized when closing by its own snap structure, assembly operation is very simple, convenient to maintain, and stability is high.

The utility model relates to the technical field of compressed air energy storage, in particular to an energy storage tank assembly with an anti-inclination structure, which comprises a tank body, one end of a first hydraulic push rod is mounted on the periphery of the bottom of the tank body, a supporting base is mounted at the other end of the first hydraulic push rod, and a tank body is mounted at the top of the tank body. First sliding blocks are installed on the two sides of the outer wall of the tank body, one end of a second hydraulic push rod is installed at the top of each first sliding block, a second sliding block is installed at the other end of each second hydraulic push rod, a support is installed on the outer side of each second sliding block, and threaded rods are installed at the two ends of a supporting plate in a penetrating mode. The improved energy storage tank assembly has the design of the support, the support is connected with the first sliding block and the second sliding block in an inserted mode, meanwhile, the first sliding block and the second sliding block are designed to be in a cross shape, the support and the energy storage tank can be connected more tightly, the energy storage tank can be effectively supported, and the energy storage tank is prevented from inclining.

The present invention discloses a lithium battery energy storage module and a temperature control system thereof, comprising a box body, a battery cell, a switch structure, a linear drive mechanism, a fan and a push rod; a first through hole, a second through hole and a slide groove are provided on a side plate of the box body; the switch structure comprises a first rocker arm, a first connecting rod, a second rocker arm, a second connecting rod and a slider, the first connecting rod is penetrated in the second through hole, one end of the first connecting rod extends into the box body and is connected to the first rocker arm, the other end of the first connecting rod extends out of the box body and is fixedly connected to the second rocker arm, one end of the second connecting rod is rotatably connected to the second rocker arm, and the other end is rotatably connected to the slider, the slider is slidably arranged in the slide groove, and the slider is provided with a third through hole for communicating with a cold source pipeline or a heat source pipeline; the fan and the push rod are both connected to the linear drive mechanism, and the linear drive mechanism is used to drive the fan and the push rod to move simultaneously in the first direction, thereby improving the convenience of use and the service life of the lithium battery energy storage module.

The invention provides an over-hot-point floating Ethernet switch, and relates to the field of switches, the over-hot-point floating Ethernet switch comprises a machine body, an interface piece is arranged in the machine body, fixing edges are fixed at two ends of the interface piece, a cooling assembly is arranged between the two fixing edges, and the interface piece is located in the cooling assembly. The fixed edges are arranged at the two ends of the connector piece, the temperature of the single connector piece is sensed through the heat conduction piece, and when the temperature of the connector piece is too high during working, the movable ring structure rotates, so that the air inlet is aligned with the air inlet flow channel, the air outlet is aligned with the air outlet flow channel, and an inner cavity of the fixed ring structure outside the connector piece communicates with the same-row shared airflow conveying channel; the heating interface piece is cooled through the circulating air flow; according to the invention, through heat transfer after the single interface piece is heated, communication between the single interface and the overall heat dissipation air flow channel is realized, so that the heat is fed back to the single interface piece, and autonomous heat dissipation of the single interface piece in the whole is realized.

The invention belongs to the technical field of electrolytes, and particularly relates to an electrolyte suitable for low temperature, a preparation method and a lithium battery, the electrolyte comprises a solvent, a lithium source, a film-forming additive and surface modified magnetic particles; according to the invention, the magnetic particles are added in the electrolyte, then the permanent magnet on the turntable rotates to form a variable magnetic field, due to the change of the magnetic field, the magnetic domains in the magnetic particles in the electrolyte in the battery pack can change along with the magnetic field, and due to the continuous change of the external magnetic field, the magnetic domains in the magnetic particles in the electrolyte in the battery pack can change along with the magnetic field. The magnetic particles are uniformly distributed in the battery pack, so that the electrolyte can be continuously and uniformly heated, and even if the temperature of the external environment is relatively low, the magnetic domains in the magnetic particles continuously move, the magnetic hysteresis loss phenomenon occurs in the movement process, and the temperature of the magnetic particles is further increased; and therefore, the low-temperature applicability of the electrolyte is improved.

The invention relates to an explosion-proof isolating switch, which comprises a box body, a binding post, a box cover, a sliding rod, a metal sheet, a rotating handle and a first limiting block, and is characterized in that the box body is provided with a mounting groove and a threading hole, and the threading hole is communicated with the mounting groove; the number of the binding posts is an even number, every two binding posts form a group, the multiple binding posts are spaced in the first direction, and each binding post corresponds to a threading hole; the box cover is buckled on the box body; the sliding rod is movably arranged on the box body in the second direction, the second direction is perpendicular to the first direction, the metal sheet is arranged on the sliding rod, and the metal sheet is located in the mounting groove; the rotating handle is rotatably arranged on the box cover between an open position and a closed position, the rotating handle is connected with the sliding rod, at the closed position, the metal sheets abut against the two binding posts of each group, and at the open position, the metal sheets are separated from the binding posts; the first limiting block is arranged on the box cover, and the first limiting block abuts against the rotating handle at the closing position. The explosion-proof isolating switch is convenient to adjust and operate and high in safety.

The utility model relates to the technical field of matrix asphalt, concretely to a matrix asphalt oil releasing platform, include: the table body, including the table body, spray mechanism, including support, water tank and flow guide groove, the support fixedly connected in the upper surface of the table body, the water tank fixedly connected in the side of the table body, the flow guide groove is set up in the upper surface of the table body. The utility model discloses the fixed connection of table body and support, the fixed connection of table body and water tank, the fixed connection of water tank and first water pipe, the fixed connection of first water pipe and water pump, the fixed connection of water pump and second water pipe, the fixed connection of second water pipe and spray head, the upper surface of table body is seted up with flow guide groove, before oil releasing, water pump can draw out the water in water tank and spray on the table body through spray head, make the table body become damp, during oil releasing, matrix asphalt drops on the table body and will solidify rapidly due to the cooling of water, thereby will not adhere to the table body, reduced the cleaning strength and labor intensity of staff.

The utility model provides a back door folding structure, a folding type back door assembly and a vehicle, and belongs to the technical field of vehicle parts, the back door folding structure comprises a main connecting piece, an auxiliary connecting piece, a switch telescopic piece and a folding telescopic piece; the main connecting piece is connected with the main back door, the auxiliary connecting piece is connected with the auxiliary back door, the main connecting piece is hinged to the auxiliary connecting piece so that the main back door can be hinged to the auxiliary back door, and a hinged shaft between the main connecting piece and the auxiliary connecting piece is parallel to a hinged shaft between the main back door and a car body. The two ends of the switch telescopic piece are hinged to the vehicle body and the main connecting piece respectively, and the two ends of the folding telescopic piece are hinged to the vehicle body and the auxiliary connecting piece respectively. When the back door is opened, the auxiliary back door can be folded and recycled, the overall length of the back door is shortened, the space needed for opening the back door is further reduced, and full-angle opening of the back door in a narrow space is achieved; the main connecting piece, the auxiliary connecting piece, the switch telescopic piece and the folding telescopic piece form a four-connecting-rod mechanism which is stable in structure, and the stability of the back door in the opening and closing process is guaranteed.

The present invention relates to a ventilation and sewage discharge device for a vacuum well equipment cavity, comprising a cylinder and a pipe clamp valve connected to the cylinder and used for realizing on-off of the cylinder interior; a main flow channel, a side flow channel connected to the upper and lower ends of the main flow channel, and a sensor pipeline connected to the lower end of the side flow channel are jointly formed inside the cylinder and the pipe clamp valve; a sensor interface connected to the sensor pipeline is arranged on the outer wall of the cylinder; the pipe clamp valve is coaxially arranged with the cylinder and used for controlling the on-off of the main flow channel; the present invention is applied to a manhole cover ventilation type vacuum well, which can not only ensure reasonable ventilation inside the vacuum well, but also solve the problem of sewage detection and sewage discharge on the manhole cover, thereby coping with different climatic conditions and avoiding the problem that a large amount of accumulated water flows into the vacuum well under severe weather conditions, causing the internal equipment to work continuously, increase energy consumption, and reduce service life.

The utility model discloses a pipeline butt joint place pressure test instrument relates to pipeline test technical field. The utility model discloses a pipeline one and pipeline two, and the butt joint of pipeline one and pipeline two is provided with the butt joint seam, is provided with the sealing assembly in butt joint seam, and the sealing assembly includes the sealing ring setting in butt joint seam, and the both sides of sealing ring still have the air bag of bonding, sealing ring and air bag still are connected with the three -way connector, and the main pipeline of three -way connector is connected with the gas supply component again, and the gas supply component includes the air pressure pump no.

The utility model discloses a straight type temperature control valve which comprises a valve body, the valve body comprises a first connecting pipe and a second connecting pipe which are communicated left and right, a third connecting pipe is arranged between the first connecting pipe and the second connecting pipe, and a limiting pipe is installed in the third connecting pipe. A communicating groove is formed in the side, located in the third connecting pipe, of the limiting pipe, the communicating groove communicates with the interior of the limiting pipe, and a limiting piece movably sealing the communicating groove is installed in the limiting pipe. The valve has the advantage that the flow of fluid can be controlled.

The invention relates to the technical field of mold machining, in particular to a lifting hook type shot blasting machine for mold machining, which comprises a cleaning machine body, a cleaning sealing door is mounted on the cleaning machine body, an arch frame is fixedly arranged at one end of the upper side of the cleaning machine body, and a supporting carrier is fixedly arranged at the other end of the upper side of the cleaning machine body; an electric telescopic rod is fixedly installed on the arched door frame, a supporting rail rod is fixedly arranged between the arched door frame and the supporting carrying frame, a moving channel is formed in the upper end of the cleaning machine body, and when moving in the moving channel, a lifting hook makes contact with a movable baffle and drives the movable baffle to move along with moving of the lifting hook; and along with the movement of the movable baffle, the two channel covering plates are driven to move in opposite directions, so that the channel covering plates are closed together to cover the moving channel, and the moving channel is closed.

The gift box ornament with the stable uncovering structure is composed of a square box body, a box cover, a control assembly and an uncovering assembly, a bottom plate is arranged at the bottom of the box body, the box cover is hinged to the box body, in the uncovering assembly, a fixing support is fixed to the lower end of a fixing part in the box body, and a driving motor is installed on the side face of the support. The swing block is matched with the strip-shaped sliding hole of the sliding support, the sliding support is driven to move up and down along the sliding groove, the connecting rod is driven to achieve automatic opening and closing of the box cover, the fixed support is matched with the limiting boss on the sliding support, stable sliding is guaranteed, and the control assembly comprises a circuit board, a battery, a switch and a loudspeaker and can control the motor and music playing. In addition, a decoration plate and a placing platform increase interestingness, and the automatic opening and closing function is achieved, and the structure is stable.

The invention discloses silicon carbide crystal growth furnace equipment convenient to operate, and relates to the technical field of silicon carbide crystal growth furnace equipment. The device comprises a workbench, a crystal growth furnace body is fixed on the upper surface of the workbench, and a top cover is cooperatively arranged at the top of the crystal growth furnace body; a screw rod is rotatably mounted on the upper surface of the workbench on one side of the crystal growth furnace body, the end part of the screw rod is rotatably mounted on a cross beam, and the end part of the cross beam is connected with a support column; a driving structure for driving the screw rod to rotate is mounted on the bottom side surface of the worktable; an arc-shaped rail is arranged on the upper surface of the workbench with the lead screw as the circle center, and a sliding block moving along the arc-shaped rail is installed at the bottom end of the supporting column; installation lugs are arranged on the periphery of the top cover, the supporting column movably penetrates through one installation lug, and a nut matched with the lead screw is installed on the other installation lug. By means of the mechanical cover opening mechanism composed of the lead screw, the arc-shaped rail and the driving structure, automatic and stable opening and closing of the top cover are achieved, and the labor intensity of operators is greatly reduced.

The utility model provides a kind of pathological specimen auxiliary soaking device, it is related to pathological specimen processing field, including soaking box (10), soaking subassembly and control component, soaking subassembly is set in soaking box inner chamber, including soaking basket (21), sliding plate (22), movable cover (23) and connecting rod (24), control component includes door-shaped support (31), lifting plate (32), screw rod (33) and driving rod (34).The device can ensure that pathological tissue and soaking liquid are completely and fully contacted, avoid the problem that pathological tissue floats on the surface of soaking liquid, and improve the soaking effect.

This invention discloses an air guide shroud component, applied in the field of chassis technology. The air guide shroud component includes an air guide shroud body with several recesses. The windward surface of each recess has a guiding surface to guide airflow to a first heating element located below the recess. A limiting and clearance hole is provided on the air guide shroud body at a position corresponding to the first heating element. A support component is detachably mounted on the limiting and clearance hole, and the bottom of the support component cooperates with and limits the first heating element in a left-right direction, which is perpendicular to the airflow direction. The air guide shroud component provided by this invention integrates airflow guidance and heat dissipation with physical support and limiting, utilizing the structural characteristics of the air guide shroud body without the need for a separate support structure, thereby improving the internal space utilization of the chassis and meeting the design requirements of compactness and high integration of electronic devices.

The utility model relates to the technical field of cooling towers, in particular to a convenient-to-mount steel structure cooling tower which comprises a tower frame and a sealing plate, the sealing plate is used for sealing the tower frame, the tower frame comprises a plurality of main tower columns which are uniformly arranged in the circumferential direction, a plurality of connecting columns are detachably arranged between every two adjacent main tower columns, and the connecting columns are arranged in the axis direction of the main tower columns; the sealing plates are located between every two adjacent connecting columns, clamping grooves are formed in the two sides, in the axis direction of the main tower column, of the connecting columns, the sealing plates are inserted into the clamping grooves of every two adjacent connecting columns, the main tower column comprises a plurality of coaxial tower column units, and the bottoms of the tower column units are inserted into the tops of the tower column units below the tower column units; and an anti-falling piece for fixing is arranged between every two adjacent tower column units. The cooling tower has the effect of reducing the difficulty of mounting the cooling tower by workers.

The invention discloses a full-automatic filling device compatible with multi-size vitamin tablets, and belongs to the field of vitamin tablet filling. The full-automatic filling device compatible with the multi-size vitamin tablets comprises a bottom plate, a material guiding pipe is arranged above the bottom plate, a rotating disc capable of intermittently rotating is arranged above the bottom plate, a plurality of positioning grooves evenly distributed in the circumferential direction are formed in the upper end of the rotating disc, bottle bodies are installed in the positioning grooves in a matched mode, and the bottle bodies can move to the position under an outlet of the material guiding pipe; a notch is formed in an outlet of the material guide pipe, a necking angle adjusting assembly is arranged at the notch, the necking angle adjusting assembly comprises two turning plates capable of synchronously and reversely turning over at the notch, and the necking size of the outlet of the material guide pipe can be adjusted, so that the guide filling of vitamin tablets with different sizes is adapted; the necked opening is prevented from being blocked when the large-size vitamin tablets are filled; and in addition, after filling is completed, an outlet of the material guide pipe can be closed.