44results about How to "Adjust the opening size" patented technology

The invention relates to a continuous condiment adding device. The continuous condiment adding device comprises a mixing bin. Multiple particle solid condiment and liquid condiment hoppers are arranged on the mixing bin, a stirring mechanism is arranged in the mixing bin, and a discharge pipe is arranged at the bottom of the mixing bin. The side walls of the mixing bin are connected with a compressed air pipe and a horizontal feed pipe respectively. The inlet end of the feed pipe is connected with a piston type filling machine, a semi-solid condiment hopper is arranged along the line of the feed pipe, each particle solid condiment and liquid condiment hopper is provided with a flow adjusting mechanism, and the compressed air pipe, the feed pipe, the discharge pipe and all the hoppers are each provided with a valve. By means of the device, particle solid condiments and semi-solid condiments can be continuously added.

The invention discloses a travelling motor heat dissipating system. The travelling motor heat dissipating system comprises travelling motors, motor controllers, an electronic control water pump, a heat dissipater assembly and an expanding water tank; an inlet of the electronic control water pump is connected with a water outlet of the heat dissipater assembly and a water outlet of the expanding water tank through pipelines; a parallel connection manner is adopted between the travelling motors and the motor controllers, and the travelling motors and the motor controllers are both connected withan outlet of the electronic control water pump; electric ball valves and flow meters are arranged among the travelling motors, the motor controllers and the electronic control water pump; the four sets of motors and the four sets of motor controllers are correspondingly connected in parallel, and on the premise that the motors, the motor controllers, the water pump, the heat dissipater and the like are the same, the heat dissipating capacity of the motors is obviously improved; and meanwhile, one flow meter and one electric ball valve are assembled on each water way in parallel connection sothat the flow in each branch way is adjusted in real time, and the heat dissipating effect of the travelling motors is obviously improved.

The invention relates to a sand screening device with a washing structure and facilitating material receiving. The sand screening device comprises a transportation frame and a pushing board; a conveying belt is installed at the upper end of the transportation frame; a conveying board is fixed to the outer wall of the conveying belt; a receiving cavity is connected with the lower end of the right side of the transportation frame; a main frame is arranged on the right side of the upper end of the transportation frame; a sand inlet is mounted at the upper end of the main frame; a water pipe is fixed to the outer wall of the sand inlet; a water nozzle is connected with the inner side of the water pipe; and a sand shielding board is arranged on the inner wall of the sand inlet. The sand screening device has the beneficial effects that through arrangement of a pushing board, a movable shaft and a cylinder, the pushing board can rotate through the function of the movable shaft, the lower endof the pushing board can be rotated by angles conveniently through the function of the cylinder, then the size of an opening at the lower end of the sand inlet can be adjusted, and therefore the sandfeeding speed is convenient to adjust according to needs of users.

The invention discloses an easy-to-use wire winding frame for spinning. The easy-to-use wire winding frame comprises a carrier plate. Support rods are fixedly connected to the two sides of the bottom of the carrier plate. A base plate is fixedly connected to the bottom end of each support rod. Each support rod is sleeved with a pressing plate. Each support rod is sleeved with an extrusion spring. The two ends of each extrusion spring are fixedly connected with the bottom of the carrier plate and the top of the corresponding pressing plate. Sliding rods are fixedly connected to the two sides of the upper surface of the carrier plate. Each sliding rod is sleeved with a wire winding wheel. Each sliding rod is sleeved with a return spring. According to the easy-to-use wire winding frame for spinning, by improving the base plates and the pressing plates, under the effect of the resilience force of the extrusion springs, the whole wire winding frame can be fixed to a spinning machine, when lifting plates are pressed downwards, the two wire winding wheels can be driven to move downwards at the same time, and in cooperation with two arc-shaped clamping plates, an adjusting rod can be clamped, so that the two wire winding wheels can be fixed and can be jacked up under the resilience force of the extrusion springs and moved upwards.

The invention belongs to the technical field of tilting casting machines, in particular to a fan-shaped casting ladle tilting casting machine special for casting production of small castings. For solving the problems that the casting speed cannot be controlled and casting is not stable enough, the following scheme is provided: the machine comprises a workbench, side plates are fixed to the two sides of the outer wall of the top of the workbench through screws, the outer walls of the opposite sides of the two side plates are provided with sliding grooves, sliding rails are fixed to the inner walls of the sliding grooves through screws, the inner walls of the sliding rails are slidably connected with sliding blocks, the outer wall of one side of the sliding blocks is connected with a castingladle through a bearing, a casting ladle cover is fixed to the outer wall of the top of the casting ladle through a screw, an installation block is fixed to the outer wall of one side of the castingladle through a screw, and the outer wall of the top of the installation block is provided with a bolting hole. A tensioning rope drives the casting ladle to move up and down stably, so that stable casting can be realized, and the casting speed of the casting ladle can be adjusted by controlling the rotating speed of a motor.

The invention provides an adjustable excavator connector and an excavator. The adjustable excavator connector comprises a bucket rod connecting module, an accessory connecting module, an opening adjusting mechanism and a middle retainer, wherein the bucket rod connecting module comprises at least two connecting pins, the accessory connecting module comprises a first supporting piece and a second supporting piece, the first supporting piece and the second supporting piece are arranged in parallel and are connected to the connecting pins in a sliding mode, the opening adjusting mechanism comprises a double-end stud, the thread directions of the two ends of the double-end stud are opposite, one end of the double-end stud is connected with the first supporting piece, the other end of the double-end stud is connected with the second supporting piece, the middle retainer is located between the first supporting piece and the second supporting piece and fixedly connected with the bucket rod connecting module, and the middle retainer is connected with the double-end stud to axially limit the double-end stud. According to the adjustable excavator connector and the excavator, the installation requirements of accessories with different opening sizes can be met by adjusting the opening sizes, and centering can be achieved in the adjusting process.

The invention discloses a bagging device of an automatic vermicelli packaging machine. The bagging device comprises a bag storage frame, a bag taking mechanical arm and a bag clamping device. A liftable suction cup frame is arranged below the bag storage frame. The top end of the suction cup frame is provided with a plurality of vacuum suction cups. The bag taking mechanical arm is arranged between the bag clamping device and the suction cup frame. The end of the bag taking mechanical arm is provided with an openable bag taking clamp used for clamping packaging bags to the bag clamping device. According to the bagging device of the automatic vermicelli packaging machine, by combing the bag storage frame, the suction cup frame, the bag taking mechanical arm and the bag clamping device, automatic bagging of packaging bags is achieved, the size of the openings of the packaging bags can be adjusted based on different stations after bagging, the simplified structure of the bag clamping device is achieved in the optimized scheme, and therefore the automatic control difficulty is lowered.

The invention relates to the technical field of soil sampling and further discloses an air-drying treatment device after soil sampling. The device comprises a case, wherein a first connecting rod is rotationally connected with the upper left side of the case, a first spring is fixedly connected with the lower left side of the first connecting rod, a second connecting rod is rotationally connectedwith the lower side of the first connecting rod, a first connecting rod is fixedly connected with the left side of the second connecting rod, and a rotating piece is rotationally connected with the right side of the first connecting rod. The air-drying treatment device after soil sampling is advantaged in that through air draft, then, the soil in the air drying cavity is subjected to air drying treatment, an operator holds the first connecting rod and the first connecting rod by hands, the second connecting rods are separated from the corresponding inclined clamping grooves, and then the firstconnecting rods are rotated up and down, so the opening size between the rotating pieces is adjusted, the air volume is adjusted, and the device achieves the effects that the air volume can be adjusted and air-dried soil of different degrees can be obtained.

The invention discloses a rocket-based combined cycle engine with an expandable air inlet. The rocket-based combined cycle engine comprises an isolation section and a mixing section which are sequentially connected; a first-stage air inlet is formed in the isolation section; a second-stage air inlet is formed in the position, close to the isolation section, of the mixing section; the first-stage air inlet and the second-stage air inlet are connected to an air inlet channel of the engine in parallel so that the first-stage air inlet and the second-stage air inlet can be opened and closed independently and do not interfere with each other; and an adjusting structure is arranged on the mixing section and is used for adjusting the opening range of the second-stage air inlet. The expanded second-stage air inlet can be opened in an injection mode through the second-stage air inlet, so that the flow amount of injected secondary flow is increased, the opening size of the second-stage air inlet can be adjusted through the adjusting structure, the air inflow of the secondary flow can be better controlled, the space range of a central rocket cannot be occupied, and the total pressure loss caused by the concave cavity can be reduced at the low-speed section through combination with the concave cavity.

The invention provides a transport vehicle for building construction under a platform slab, belonging to the field of building construction tools. The transport vehicle includes a panel, a wheel set is arranged under the vehicle plate, a storage box is arranged on the upper side of the vehicle plate, a support frame is arrange on that other side, a shelf comprise a turntable, a wired column is arranged above the center of the turntable, a rotary shaft is arranged at the center below the rotary table, a baffle plate is arranged at the periphery of the rotating shaft, a plurality of radial grooves are uniformly distributed in the circumferential direction around the wire column on the rotary table, the transport vehicle includes a clamping assembly arranged in the radial groove, the clampingassembly includes a clamping portion and a limiting column. The bottom end of the limiting column passes through the radial groove and is arranged on the baffle plate by a tension spring. The clamping portion is arranged on the top end of the limiting column and above the turntable. The width of the clamping portion is larger than the width of the radial groove. The invention has the advantages of simple structure, convenient placement and transportation of construction appliances and materials, improved comfort of construction personnel under the platform and suitable environment under the platform for transportation.

The invention discloses a PE pipeline cutting machine. The machine structurally comprises a cutting piece, a protective cover, a motor, a rack, a lifting arm, a lifter, a controller, a clamping mechanism, a working table and supporting legs, wherein the four supporting legs are welded to the bottom of the working table, the clamping mechanism is arranged above the working table, the rack is arranged on the right side of the working table, the upper portion of the rack is movably connected with the lifting arm, the front end of the lifting arm is connected with the motor, the tail end of the lifting arm is matched with the lifter, the cutting piece is arranged on an output shaft of the motor, and the protective cover is arranged above the cutting piece. The machine has the beneficial effects that fixing rollers are arranged on the two sides of a guiding groove, arc-shaped grooves are formed in the fixing rollers, suction nozzles are arranged on the arc-shaped grooves, the arc-shaped grooves are used for sticking the pipe surface of a PE pipe, and the suction nozzles can suck the pipe surface so that the shaking phenomenon cannot occur during cutting; and angle regulators are arranged on the two sides of the arc-shaped grooves, and the angle regulators can adjust the opening size of a clamping device so as to be applicable to PE pipes with different pipe diameters.

The invention discloses a lineman climber with an adjustable opening size, which comprises a main clamp head, a bent pipe and a pedal which are sequentially connected, wherein the main clamp head is in sliding connection with the bent pipe through a connecting sleeve; the bent pipe is fixedly connected with the pedal; an auxiliary clamp head is movably connected with the pedal in the direction ofthe main clamp head; an electric adjusting mechanism is detachably arranged on the connecting sleeve; the electric adjusting mechanism comprises a box body; a power mechanism is arranged in the box body; a power output end of the power mechanism is connected with and controls a driving mechanism; the driving mechanism is meshed with a rack fixedly connected with the main clamp head; an extension button and a contraction button are arranged on the box body and connected with a power supply circuit of the power mechanism to control the forward and reverse rotations of the power mechanism. According to the invention, the opening degree of the climber can be conveniently and quickly adjusted. The lineman climber is suitable for the technical field of power line construction and installation.

The invention provides a discharge adjusting mechanism and a fluidized bed, and relates to the technical field of fluidized beds. The discharge adjusting mechanism comprises a fastener, a hand wheel adjusting assembly and an adjusting plate, wherein the hand wheel adjusting assembly is connected with the adjusting plate in a transmission manner, and the hand wheel adjusting assembly rotates to drive the adjusting plate to move up and down; the fastener is mounted on the adjusting plate for locking the adjusting plate in a downward motion direction, so that the technical problems that the bed height cannot be adjusted, and the fluidization effect and boiling height of the fluidized bed cannot be adjusted according to actual working conditions are solved.

The disclosure provides a drying system and process for high-chlorinated polyethylene resin. The drying system includes an airflow drying feeding device and an internal heating fluidized bed drying device; the airflow drying feeding device includes an air heat exchanger, a feeding fan, and an air heat exchange The feeder is connected to the feeding fan, and the pipeline between the air heat exchanger and the feeding fan is provided with a high-chlorinated polyethylene resin feeding pipeline; the inner heating fluidized bed drying device is a cylindrical structure, and the axial end of the cylindrical structure is provided with a material Inlet, the other axial end of the cylindrical structure is provided with a material outlet, three drying chambers are arranged in sequence from the material inlet to the material outlet, two adjacent drying chambers are provided with partitions, the partitions are provided with openings, and the first two drying chambers are There are drying room heat exchangers in the room. The inlet of the drying room heat exchanger is connected to the hot water source. There is an air chamber at the bottom of each drying room. There is an air distribution plate between the drying room and the air chamber. The inlet of the air chamber is connected Hot air source; the outlet of the feeding fan is connected to the material inlet of the inner heating fluidized bed drying device.

The invention provides a drying system and technology of high chlorinated polyethylene resins. The drying system comprises an airflow drying feeding device and an inner heated fluidized bed drying device, wherein the airflow drying feeding device comprises an air heat exchanger and a material transporting fan; the air heat exchanger is connected with the material transporting fan; a high chlorinated polyethylene resin charging pipeline is arranged in a pipeline between the air heat exchanger and the material transporting fan; the inner heated fluidized bed drying device adopts a tubular structure; a material inlet is formed in one end of the tubular structure in the axial direction, and a material outlet is formed in the other end of the tubular structure in the axial direction; three drying chambers are sequentially arranged from the material inlet to the material outlet; a partition board is arranged in every two adjacent drying chambers, and is provided with a port; drying chamber heat exchangers are arranged in the first two drying chambers; an inlet of each drying chamber heat exchanger is connected with a hot water source; a wind chamber is arranged at the bottom of each drying chamber; a wind distribution board is arranged between each drying chamber and the corresponding wind chamber; the inlet of each wind chamber is connected with a thermal wind source; and an outletof the material transporting fan is connected with a material inlet of the inner heated fluidized bed drying device.

The invention relates to the technical field of anti-backflow mechanisms for water meters, in particular to an external anti-backflow mechanism for a water meter in a high-fall installation environment. The external anti-backflow mechanism for the water meter in the high-fall installation environment comprises a water blocking piece, wherein the water blocking piece comprises a second valve clack;a water stop plug is fixedly connected to the center of the lower surface of the second valve clack; a guide rod is fixedly connected to the center of the upper surface of the second valve clack; sliding blocks are arranged on the side walls of the periphery of the guide rod; a guide cylinder is fixedly connected to the center of the upper surface of a first sealing plug and is sleeved with a second spring; a guide hole is formed in the center of the lower surface of the guide cylinder; limiting grooves are formed in the periphery of the inner wall of the guide hole; and the guide hole and ascrew hole are concentric holes which are through up and down. Through arranging a first non-return device, a first valve clack is closely fitted to a water inlet pipe, so that water is effectively prevented from flowing back; and through the first valve clack, the problems that water in a flow storage cavity flows back, the pressure on one side of the flow storage cavity is increased, and a waterflow on one side of a water outlet pipe permeates into the flow storage cavity from a gap of a valve seat under the action of the pressure, so that water backflow is caused are solved.

The invention relates to the technical field of snow removal equipment, and discloses a municipal snow removal device. The snow removal device adopts a jet-type snow blower, and the jet-type snow blower includes an operator's seat, a protection box and a snow blowing pipe. The protection box and the operator's seat are sequentially arranged on the On the jet snow blower, the blowing box is set in the protection box, the air inlet hole of the snow blowing pipe is connected with the blowing box, and a hair dryer is arranged at the connection point, and the air outlet hole of the snow blowing pipe extends out of the protection box, and also includes an angle adjustment mechanism and Opening adjustment mechanism; the air outlet of the snow blowing pipe is provided with an opening adjustment mechanism for the operator to manually adjust the opening size of the air outlet; the snow blowing pipe is rotatably connected to the protection box through the angle adjustment mechanism for the operator to manually adjust. The invention conveniently adjusts the angle of the snow blowing pipe and the opening size of the air outlet hole of the snow blowing pipe.

The invention discloses a rocket-based combined cycle engine with an expandable air inlet, which includes an isolation section and a mixing section connected in sequence, the isolation section is provided with a first-stage air inlet, and the mixing section is provided with a second-stage inlet near the isolation section. The air port; the primary air intake and the secondary air intake are connected in parallel on the air intake of the engine, so that the primary air intake and the secondary air intake can be opened and closed independently without interfering with each other; on the mixing section An adjustment structure is provided for adjusting the opening width of the secondary air inlet. Through the secondary air inlet, the expanded secondary air inlet can be opened in the injection mode, so that the flow rate of the injected secondary flow can be improved, and the opening size of the secondary air inlet can be adjusted by adjusting the structure, It can better control the air volume of the secondary flow; it will not occupy the space range that the center rocket should have, and the combination with the concave cavity can reduce the total pressure loss caused by the concave cavity at low speed.

The invention discloses an intelligent stake semitrailer, and relates to the technical field of semitrailers. The semitrailer comprises a vehicle plate body and is characterized in that a baffle is fixedly connected to the left side of the upper end of the vehicle plate body; double doors are arranged on the right side of the upper end of the vehicle plate body; two bin stake mechanisms are arranged between the baffle and the double doors and on the front side and the rear side of the upper end of the vehicle plate body; the bin stake mechanism at the front part comprises a fixed rod and two stake devices; the stake device at the right part comprises a hopper plate; a mounting plate is fixedly connected to the right side of the upper end of the hopper plate; and the right sides of the hopper plate and the mounting plate are rotationally matched with the vehicle plate body. The intelligent stake semitrailer has the advantages that during use, cargo loading and unloading are convenient, time and labor are saved, the adjustment is convenient, the semitrailer is suitable for transporting cargos of different sizes, and cargo transporting and using are more convenient.

The invention belongs to the technical field of automobile seats, and provides a high-compatibility seat cushion inclination angle adjusting mechanism which comprises a left rotating pair, a right rotating pair, a front pipe and a motor. The two ends of the front pipe are connected with a left rotating pair and a right rotating pair respectively, the left rotating pair and the right rotating pair are used for being fixed to the two sides of the bottom of the automobile seat cushion, the right rotating pair comprises a pushing part, the pushing part is connected with the front pipe, and the motor drives the pushing part to rotate and drives the front pipe to rotate so that the inclination angle of the automobile seat cushion can be changed. The pushing piece rotates to drive the front pipe to push the automobile seat cushion to move, a user can conveniently adjust the inclination angle of the automobile seat cushion, the whole mechanism is light and handy, the size is small, occupied space is small, the seat cushion side plates with planes at the front end of the seat framework of the automobile seat cushion can be welded, the structure is simple, and the user can conveniently install and use the automobile seat cushion. Therefore, the manufacturing cost is low, the cost performance is high, meanwhile, due to rotation of the pushing piece, the seat cushion has a certain anti-diving function, and the safety performance is improved.

The invention relates to the technical field of snow removal equipment, and discloses a municipal snow removal device, the snow removal device adopts a jet-propelled snow blowing vehicle, the jet-propelled snow blowing vehicle comprises an operator seat, a protection box and a snow blowing pipe, the protection box and the operator seat are sequentially arranged on the jet-propelled snow blowing vehicle, the air blowing box is arranged in the protection box, and the snow blowing pipe is arranged in the protection box. An air inlet hole of the snow blowing pipe is communicated with the air blowing box, an air blower is arranged at the communication position, an air outlet hole of the snow blowing pipe extends out of the protection box, and an angle adjusting mechanism and an opening adjusting mechanism are further included; an opening adjusting mechanism for an operator to manually adjust the opening size of the air outlet hole is arranged at the air outlet hole of the snow blowing pipe; and the snow blowing pipe is rotationally connected with the protection box through an angle adjusting mechanism which can be manually adjusted by an operator. The angle of the snow blowing pipe and the opening size of the air outlet hole of the snow blowing pipe can be conveniently adjusted.

The invention discloses a special tool for installing an automobile steel strip type elastic hoop. The tool comprises two clamp bodies hinged to each other through a hinge shaft, each clamp body is provided with an adjusting chuck and adjusting scales, the adjusting chucks can rotate circumferentially around the opening and closing direction of the two clamp bodies, each clamp body is provided with a hook anti-disengaging device, and a clamping and locking mechanism is arranged between the two clamp bodies. The special tool for installing the automobile steel strip type elastic hoop is simple in structure and convenient to operate, saves labor, and effectively solves the problems that in the prior art, a plier mouth of an automobile steel strip type elastic hoop detachment tool is limited, the hoop can disengage from a tool opening easily, and assembling requirements of elastic hoops of different types can not be met.

The invention discloses a gynecological medicine applying device facilitating medicine applying, and belongs to the technical field of gynecological medical treatment, the gynecological medicine applying device comprises an expansion sleeve, an inner sleeve is fixedly mounted on the inner side of the expansion sleeve through a telescopic connecting piece, and a medicine applying assembly is slidably mounted in the inner sleeve; according to the medicine applying device, the medicine applying assembly is arranged, during medicine applying, the medicine applying assembly can be controlled to move by rotating an adjusting stud, one end of the medicine applying assembly reaches the designated medicine applying position, during medicine applying, medicine liquid in a medicine storage barrel is pushed upwards, and finally the medicine liquid is sent out through the medicine spraying assembly, so that medicine applying is convenient and rapid, and due to the rotating structural design of the medicine spraying assembly, the medicine applying efficiency is improved; after liquid medicine flows into the medicine spraying assembly, the pressures distributed in different medicine spraying nozzles are different, the medicine spraying assembly rotates due to uneven stress in the medicine spraying assembly, and therefore the liquid medicine can be sprayed out in a rotating mode, the medicine applying extensibility is greatly improved, and the medicine applying effect of the device is effectively improved; and a focus area and a peripheral area in the vagina of a patient can be well protected.

The invention relates to a manufacturing device, in particular to an auxiliary manufacturing device for a new material coating agent of a physiotherapy tent. The technical problem is to provide the auxiliary manufacturing device for the new material coating agent of the physiotherapy tent, which can realize automatic stirring and is simple to operate. According to the technical scheme, the auxiliary manufacturing device for the new material coating agent of the physiotherapy tent comprises a bottom plate, a first supporting frame, a placing plate, a top rod, a driving mechanism and a mixing mechanism; first supporting frames are connected to the two sides of the bottom plate correspondingly, and a containing plate is arranged between one sides of the first supporting frames. The top rod is connected between the first supporting frames, and a driving mechanism is arranged on the sky rod; and a mixing mechanism is connected between the placing plate and the driving mechanism. Through cooperation of the driving mechanism and the mixing mechanism, polyethylene powder and dibutyl phthalate can be stirred and mixed to automatically prepare a coating agent, and the coating agent is convenient to withdraw.

The invention discloses an aerosol generating device and a power supply assembly thereof. The power supply assembly of the aerosol generating device comprises a shell and a support, the support is arranged in the shell and defines a storage cavity with the shell, and an air inlet hole is formed in the side wall of the storage cavity. The power supply assembly further comprises an adjusting part and a flexible part, the flexible part is arranged in the storage cavity, one end of the adjusting part is exposed out of the shell, the other end of the adjusting part penetrates through the air inlet hole to be connected with the flexible part, and the adjusting part drives the flexible part to move in the long axis direction of the air inlet hole so as to adjust the size of the air inlet hole. According to the technical scheme, the flexible part is driven by the adjusting part to move along the long axis of the air inlet hole, and the air inlet hole is shielded by the flexible part, so that the size of the air inlet hole is adjusted, the air inflow of the aerosol generating device is conveniently adjusted, and the use experience of a user on the aerosol generating device is improved.

The invention discloses a switch device with a multiple sealing structures, and relates to the technical field of switch devices, in particular to a bearing plate block, a shutter heat dissipation plate and a take-up chuck, isolation supporting blocks are arranged on the lower portions of the left end and the right end of the bearing plate block, limiting mounting grooves are formed in the middles of the left side and the right side of a lifting adjusting plate; and a clamping pad is adhered to the inner wall of the limiting mounting groove. The switch device with the multiple sealing structures is provided with a sealing embedded groove and a sealing clamping pad, a good sealing effect can be achieved through the sealing clamping pad and the sealing embedded groove, water can be effectively prevented from entering the switch equipment, a wiring port can be sealed through a wire inlet connecting cylinder, a sealing effect is improved again, the connecting wire can be conveniently fastened under the effect of a threaded pipe and a fastening nut, the connecting wire can be prevented from falling off due to pulling, the redundant connecting wire can be conveniently arranged and wound through a take-up chuck, and the practicability of the device is greatly improved.

The invention is applicable to the technical field of medical equipment, and particularly relates to an adjustable oral cavity dilator for oral cavity nursing, which comprises two groups of occlusion support components, a thread driving part and an auxiliary support part, a support part is arranged on one side of each support component at an interval, and a connecting rod for driving the occlusion components to rotate around the support parts is rotatably connected to the support parts; the number of the connecting rods is four, two connecting rods are connected to each meshing assembly, and a threaded driving piece used for driving the connecting rods to rotate around the supporting piece is connected between the two connecting rods on one side of the supporting piece through a rotary connecting piece. An auxiliary supporting piece used for supporting the meshing supporting assembly is connected between the two sets of connecting rods installed on the side, away from the threaded driving piece, of the supporting piece through a rotary connecting piece, and the threaded driving piece and the auxiliary supporting piece are connected through the rotary connecting piece. The structure is simple, rotation of the connecting rod around the supporting piece is adjusted through the threaded driving piece, and then the positions of the two meshing supporting assemblies are adjusted.

The invention relates to a continuous condiment adding device. The continuous condiment adding device comprises a mixing bin. Multiple particle solid condiment and liquid condiment hoppers are arranged on the mixing bin, a stirring mechanism is arranged in the mixing bin, and a discharge pipe is arranged at the bottom of the mixing bin. The side walls of the mixing bin are connected with a compressed air pipe and a horizontal feed pipe respectively. The inlet end of the feed pipe is connected with a piston type filling machine, a semi-solid condiment hopper is arranged along the line of the feed pipe, each particle solid condiment and liquid condiment hopper is provided with a flow adjusting mechanism, and the compressed air pipe, the feed pipe, the discharge pipe and all the hoppers are each provided with a valve. By means of the device, particle solid condiments and semi-solid condiments can be continuously added.